diff options
1170 files changed, 17748 insertions, 7362 deletions
@@ -187,6 +187,8 @@ Jiri Slaby <jirislaby@kernel.org> <jslaby@novell.com> Jiri Slaby <jirislaby@kernel.org> <jslaby@suse.com> Jiri Slaby <jirislaby@kernel.org> <jslaby@suse.cz> Jiri Slaby <jirislaby@kernel.org> <xslaby@fi.muni.cz> +Jisheng Zhang <jszhang@kernel.org> <jszhang@marvell.com> +Jisheng Zhang <jszhang@kernel.org> <Jisheng.Zhang@synaptics.com> Johan Hovold <johan@kernel.org> <jhovold@gmail.com> Johan Hovold <johan@kernel.org> <johan@hovoldconsulting.com> John Paul Adrian Glaubitz <glaubitz@physik.fu-berlin.de> @@ -216,6 +218,7 @@ Koushik <raghavendra.koushik@neterion.com> Krishna Manikandan <quic_mkrishn@quicinc.com> <mkrishn@codeaurora.org> Krzysztof Kozlowski <krzk@kernel.org> <k.kozlowski.k@gmail.com> Krzysztof Kozlowski <krzk@kernel.org> <k.kozlowski@samsung.com> +Krzysztof Kozlowski <krzk@kernel.org> <krzysztof.kozlowski@canonical.com> Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> Kuogee Hsieh <quic_khsieh@quicinc.com> <khsieh@codeaurora.org> Leonardo Bras <leobras.c@gmail.com> <leonardo@linux.ibm.com> @@ -333,6 +336,9 @@ Rémi Denis-Courmont <rdenis@simphalempin.com> Ricardo Ribalda <ribalda@kernel.org> <ricardo@ribalda.com> Ricardo Ribalda <ribalda@kernel.org> Ricardo Ribalda Delgado <ribalda@kernel.org> Ricardo Ribalda <ribalda@kernel.org> <ricardo.ribalda@gmail.com> +Roman Gushchin <roman.gushchin@linux.dev> <guro@fb.com> +Roman Gushchin <roman.gushchin@linux.dev> <guroan@gmail.com> +Roman Gushchin <roman.gushchin@linux.dev> <klamm@yandex-team.ru> Ross Zwisler <zwisler@kernel.org> <ross.zwisler@linux.intel.com> Rudolf Marek <R.Marek@sh.cvut.cz> Rui Saraiva <rmps@joel.ist.utl.pt> @@ -895,6 +895,12 @@ S: 3000 FORE Drive S: Warrendale, Pennsylvania 15086 S: USA +N: Ludovic Desroches +E: ludovic.desroches@microchip.com +D: Maintainer for ARM/Microchip (AT91) SoC support +D: Author of ADC, pinctrl, XDMA and SDHCI drivers for this platform +S: France + N: Martin Devera E: devik@cdi.cz W: http://luxik.cdi.cz/~devik/qos/ diff --git a/Documentation/ABI/stable/sysfs-devices-system-cpu b/Documentation/ABI/stable/sysfs-devices-system-cpu index 3965ce504484..902392d7eddf 100644 --- a/Documentation/ABI/stable/sysfs-devices-system-cpu +++ b/Documentation/ABI/stable/sysfs-devices-system-cpu @@ -86,6 +86,10 @@ What: /sys/devices/system/cpu/cpuX/topology/die_cpus Description: internal kernel map of CPUs within the same die. Values: hexadecimal bitmask. +What: /sys/devices/system/cpu/cpuX/topology/ppin +Description: per-socket protected processor inventory number +Values: hexadecimal. + What: /sys/devices/system/cpu/cpuX/topology/die_cpus_list Description: human-readable list of CPUs within the same die. The format is like 0-3, 8-11, 14,17. diff --git a/Documentation/ABI/testing/sysfs-class-power b/Documentation/ABI/testing/sysfs-class-power index fde21d900420..859501366777 100644 --- a/Documentation/ABI/testing/sysfs-class-power +++ b/Documentation/ABI/testing/sysfs-class-power @@ -468,6 +468,7 @@ Description: auto: Charge normally, respect thresholds inhibit-charge: Do not charge while AC is attached force-discharge: Force discharge while AC is attached + ================ ==================================== What: /sys/class/power_supply/<supply_name>/technology Date: May 2007 diff --git a/Documentation/ABI/testing/sysfs-devices-system-cpu b/Documentation/ABI/testing/sysfs-devices-system-cpu index 61f5676a7429..2ad01cad7f1c 100644 --- a/Documentation/ABI/testing/sysfs-devices-system-cpu +++ b/Documentation/ABI/testing/sysfs-devices-system-cpu @@ -73,6 +73,7 @@ What: /sys/devices/system/cpu/cpuX/topology/core_id /sys/devices/system/cpu/cpuX/topology/physical_package_id /sys/devices/system/cpu/cpuX/topology/thread_siblings /sys/devices/system/cpu/cpuX/topology/thread_siblings_list + /sys/devices/system/cpu/cpuX/topology/ppin Date: December 2008 Contact: Linux kernel mailing list <linux-kernel@vger.kernel.org> Description: CPU topology files that describe a logical CPU's relationship @@ -103,6 +104,11 @@ Description: CPU topology files that describe a logical CPU's relationship thread_siblings_list: human-readable list of cpuX's hardware threads within the same core as cpuX + ppin: human-readable Protected Processor Identification + Number of the socket the cpu# belongs to. There should be + one per physical_package_id. File is readable only to + admin. + See Documentation/admin-guide/cputopology.rst for more information. @@ -662,6 +668,7 @@ Description: Preferred MTE tag checking mode ================ ============================================== "sync" Prefer synchronous mode + "asymm" Prefer asymmetric mode "async" Prefer asynchronous mode ================ ============================================== diff --git a/Documentation/admin-guide/hw-vuln/spectre.rst b/Documentation/admin-guide/hw-vuln/spectre.rst index a2b22d5640ec..9e9556826450 100644 --- a/Documentation/admin-guide/hw-vuln/spectre.rst +++ b/Documentation/admin-guide/hw-vuln/spectre.rst @@ -60,8 +60,8 @@ privileged data touched during the speculative execution. Spectre variant 1 attacks take advantage of speculative execution of conditional branches, while Spectre variant 2 attacks use speculative execution of indirect branches to leak privileged memory. -See :ref:`[1] <spec_ref1>` :ref:`[5] <spec_ref5>` :ref:`[7] <spec_ref7>` -:ref:`[10] <spec_ref10>` :ref:`[11] <spec_ref11>`. +See :ref:`[1] <spec_ref1>` :ref:`[5] <spec_ref5>` :ref:`[6] <spec_ref6>` +:ref:`[7] <spec_ref7>` :ref:`[10] <spec_ref10>` :ref:`[11] <spec_ref11>`. Spectre variant 1 (Bounds Check Bypass) --------------------------------------- @@ -131,6 +131,19 @@ steer its indirect branch speculations to gadget code, and measure the speculative execution's side effects left in level 1 cache to infer the victim's data. +Yet another variant 2 attack vector is for the attacker to poison the +Branch History Buffer (BHB) to speculatively steer an indirect branch +to a specific Branch Target Buffer (BTB) entry, even if the entry isn't +associated with the source address of the indirect branch. Specifically, +the BHB might be shared across privilege levels even in the presence of +Enhanced IBRS. + +Currently the only known real-world BHB attack vector is via +unprivileged eBPF. Therefore, it's highly recommended to not enable +unprivileged eBPF, especially when eIBRS is used (without retpolines). +For a full mitigation against BHB attacks, it's recommended to use +retpolines (or eIBRS combined with retpolines). + Attack scenarios ---------------- @@ -364,13 +377,15 @@ The possible values in this file are: - Kernel status: - ==================================== ================================= - 'Not affected' The processor is not vulnerable - 'Vulnerable' Vulnerable, no mitigation - 'Mitigation: Full generic retpoline' Software-focused mitigation - 'Mitigation: Full AMD retpoline' AMD-specific software mitigation - 'Mitigation: Enhanced IBRS' Hardware-focused mitigation - ==================================== ================================= + ======================================== ================================= + 'Not affected' The processor is not vulnerable + 'Mitigation: None' Vulnerable, no mitigation + 'Mitigation: Retpolines' Use Retpoline thunks + 'Mitigation: LFENCE' Use LFENCE instructions + 'Mitigation: Enhanced IBRS' Hardware-focused mitigation + 'Mitigation: Enhanced IBRS + Retpolines' Hardware-focused + Retpolines + 'Mitigation: Enhanced IBRS + LFENCE' Hardware-focused + LFENCE + ======================================== ================================= - Firmware status: Show if Indirect Branch Restricted Speculation (IBRS) is used to protect against Spectre variant 2 attacks when calling firmware (x86 only). @@ -583,12 +598,13 @@ kernel command line. Specific mitigations can also be selected manually: - retpoline - replace indirect branches - retpoline,generic - google's original retpoline - retpoline,amd - AMD-specific minimal thunk + retpoline auto pick between generic,lfence + retpoline,generic Retpolines + retpoline,lfence LFENCE; indirect branch + retpoline,amd alias for retpoline,lfence + eibrs enhanced IBRS + eibrs,retpoline enhanced IBRS + Retpolines + eibrs,lfence enhanced IBRS + LFENCE Not specifying this option is equivalent to spectre_v2=auto. @@ -599,7 +615,7 @@ kernel command line. spectre_v2=off. Spectre variant 1 mitigations cannot be disabled. -For spectre_v2_user see :doc:`/admin-guide/kernel-parameters`. +For spectre_v2_user see Documentation/admin-guide/kernel-parameters.txt Mitigation selection guide -------------------------- @@ -681,7 +697,7 @@ AMD white papers: .. _spec_ref6: -[6] `Software techniques for managing speculation on AMD processors <https://developer.amd.com/wp-content/resources/90343-B_SoftwareTechniquesforManagingSpeculation_WP_7-18Update_FNL.pdf>`_. +[6] `Software techniques for managing speculation on AMD processors <https://developer.amd.com/wp-content/resources/Managing-Speculation-on-AMD-Processors.pdf>`_. ARM white papers: diff --git a/Documentation/admin-guide/kdump/vmcoreinfo.rst b/Documentation/admin-guide/kdump/vmcoreinfo.rst index 3861a25faae1..8419019b6a88 100644 --- a/Documentation/admin-guide/kdump/vmcoreinfo.rst +++ b/Documentation/admin-guide/kdump/vmcoreinfo.rst @@ -494,6 +494,14 @@ architecture which is used to lookup the page-tables for the Virtual addresses in the higher VA range (refer to ARMv8 ARM document for more details). +MODULES_VADDR|MODULES_END|VMALLOC_START|VMALLOC_END|VMEMMAP_START|VMEMMAP_END +----------------------------------------------------------------------------- + +Used to get the correct ranges: + MODULES_VADDR ~ MODULES_END-1 : Kernel module space. + VMALLOC_START ~ VMALLOC_END-1 : vmalloc() / ioremap() space. + VMEMMAP_START ~ VMEMMAP_END-1 : vmemmap region, used for struct page array. + arm === diff --git a/Documentation/admin-guide/kernel-parameters.txt b/Documentation/admin-guide/kernel-parameters.txt index f5a27f067db9..7123524a86b8 100644 --- a/Documentation/admin-guide/kernel-parameters.txt +++ b/Documentation/admin-guide/kernel-parameters.txt @@ -5361,8 +5361,12 @@ Specific mitigations can also be selected manually: retpoline - replace indirect branches - retpoline,generic - google's original retpoline - retpoline,amd - AMD-specific minimal thunk + retpoline,generic - Retpolines + retpoline,lfence - LFENCE; indirect branch + retpoline,amd - alias for retpoline,lfence + eibrs - enhanced IBRS + eibrs,retpoline - enhanced IBRS + Retpolines + eibrs,lfence - enhanced IBRS + LFENCE Not specifying this option is equivalent to spectre_v2=auto. diff --git a/Documentation/admin-guide/mm/pagemap.rst b/Documentation/admin-guide/mm/pagemap.rst index bfc28704856c..6e2e416af783 100644 --- a/Documentation/admin-guide/mm/pagemap.rst +++ b/Documentation/admin-guide/mm/pagemap.rst @@ -23,7 +23,7 @@ There are four components to pagemap: * Bit 56 page exclusively mapped (since 4.2) * Bit 57 pte is uffd-wp write-protected (since 5.13) (see :ref:`Documentation/admin-guide/mm/userfaultfd.rst <userfaultfd>`) - * Bits 57-60 zero + * Bits 58-60 zero * Bit 61 page is file-page or shared-anon (since 3.5) * Bit 62 page swapped * Bit 63 page present diff --git a/Documentation/arm64/booting.rst b/Documentation/arm64/booting.rst index 52d060caf8bb..29884b261aa9 100644 --- a/Documentation/arm64/booting.rst +++ b/Documentation/arm64/booting.rst @@ -10,9 +10,9 @@ This document is based on the ARM booting document by Russell King and is relevant to all public releases of the AArch64 Linux kernel. The AArch64 exception model is made up of a number of exception levels -(EL0 - EL3), with EL0 and EL1 having a secure and a non-secure -counterpart. EL2 is the hypervisor level and exists only in non-secure -mode. EL3 is the highest priority level and exists only in secure mode. +(EL0 - EL3), with EL0, EL1 and EL2 having a secure and a non-secure +counterpart. EL2 is the hypervisor level, EL3 is the highest priority +level and exists only in secure mode. Both are architecturally optional. For the purposes of this document, we will use the term `boot loader` simply to define all software that executes on the CPU(s) before control @@ -167,8 +167,8 @@ Before jumping into the kernel, the following conditions must be met: All forms of interrupts must be masked in PSTATE.DAIF (Debug, SError, IRQ and FIQ). - The CPU must be in either EL2 (RECOMMENDED in order to have access to - the virtualisation extensions) or non-secure EL1. + The CPU must be in non-secure state, either in EL2 (RECOMMENDED in order + to have access to the virtualisation extensions), or in EL1. - Caches, MMUs diff --git a/Documentation/arm64/elf_hwcaps.rst b/Documentation/arm64/elf_hwcaps.rst index b72ff17d600a..a8f30963e550 100644 --- a/Documentation/arm64/elf_hwcaps.rst +++ b/Documentation/arm64/elf_hwcaps.rst @@ -259,6 +259,11 @@ HWCAP2_RPRES Functionality implied by ID_AA64ISAR2_EL1.RPRES == 0b0001. +HWCAP2_MTE3 + + Functionality implied by ID_AA64PFR1_EL1.MTE == 0b0011, as described + by Documentation/arm64/memory-tagging-extension.rst. + 4. Unused AT_HWCAP bits ----------------------- diff --git a/Documentation/arm64/memory-tagging-extension.rst b/Documentation/arm64/memory-tagging-extension.rst index 7b99c8f428eb..dd27f78d7608 100644 --- a/Documentation/arm64/memory-tagging-extension.rst +++ b/Documentation/arm64/memory-tagging-extension.rst @@ -76,6 +76,9 @@ configurable behaviours: with ``.si_code = SEGV_MTEAERR`` and ``.si_addr = 0`` (the faulting address is unknown). +- *Asymmetric* - Reads are handled as for synchronous mode while writes + are handled as for asynchronous mode. + The user can select the above modes, per thread, using the ``prctl(PR_SET_TAGGED_ADDR_CTRL, flags, 0, 0, 0)`` system call where ``flags`` contains any number of the following values in the ``PR_MTE_TCF_MASK`` @@ -91,8 +94,9 @@ mode is specified, the program will run in that mode. If multiple modes are specified, the mode is selected as described in the "Per-CPU preferred tag checking modes" section below. -The current tag check fault mode can be read using the -``prctl(PR_GET_TAGGED_ADDR_CTRL, 0, 0, 0, 0)`` system call. +The current tag check fault configuration can be read using the +``prctl(PR_GET_TAGGED_ADDR_CTRL, 0, 0, 0, 0)`` system call. If +multiple modes were requested then all will be reported. Tag checking can also be disabled for a user thread by setting the ``PSTATE.TCO`` bit with ``MSR TCO, #1``. @@ -139,18 +143,25 @@ tag checking mode as the CPU's preferred tag checking mode. The preferred tag checking mode for each CPU is controlled by ``/sys/devices/system/cpu/cpu<N>/mte_tcf_preferred``, to which a -privileged user may write the value ``async`` or ``sync``. The default -preferred mode for each CPU is ``async``. +privileged user may write the value ``async``, ``sync`` or ``asymm``. The +default preferred mode for each CPU is ``async``. To allow a program to potentially run in the CPU's preferred tag checking mode, the user program may set multiple tag check fault mode bits in the ``flags`` argument to the ``prctl(PR_SET_TAGGED_ADDR_CTRL, -flags, 0, 0, 0)`` system call. If the CPU's preferred tag checking -mode is in the task's set of provided tag checking modes (this will -always be the case at present because the kernel only supports two -tag checking modes, but future kernels may support more modes), that -mode will be selected. Otherwise, one of the modes in the task's mode -set will be selected in a currently unspecified manner. +flags, 0, 0, 0)`` system call. If both synchronous and asynchronous +modes are requested then asymmetric mode may also be selected by the +kernel. If the CPU's preferred tag checking mode is in the task's set +of provided tag checking modes, that mode will be selected. Otherwise, +one of the modes in the task's mode will be selected by the kernel +from the task's mode set using the preference order: + + 1. Asynchronous + 2. Asymmetric + 3. Synchronous + +Note that there is no way for userspace to request multiple modes and +also disable asymmetric mode. Initial process state --------------------- @@ -213,6 +224,29 @@ address ABI control and MTE configuration of a process as per the Documentation/arm64/tagged-address-abi.rst and above. The corresponding ``regset`` is 1 element of 8 bytes (``sizeof(long))``). +Core dump support +----------------- + +The allocation tags for user memory mapped with ``PROT_MTE`` are dumped +in the core file as additional ``PT_ARM_MEMTAG_MTE`` segments. The +program header for such segment is defined as: + +:``p_type``: ``PT_ARM_MEMTAG_MTE`` +:``p_flags``: 0 +:``p_offset``: segment file offset +:``p_vaddr``: segment virtual address, same as the corresponding + ``PT_LOAD`` segment +:``p_paddr``: 0 +:``p_filesz``: segment size in file, calculated as ``p_mem_sz / 32`` + (two 4-bit tags cover 32 bytes of memory) +:``p_memsz``: segment size in memory, same as the corresponding + ``PT_LOAD`` segment +:``p_align``: 0 + +The tags are stored in the core file at ``p_offset`` as two 4-bit tags +in a byte. With the tag granule of 16 bytes, a 4K page requires 128 +bytes in the core file. + Example of correct usage ======================== diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst index ea281dd75517..466cb9e89047 100644 --- a/Documentation/arm64/silicon-errata.rst +++ b/Documentation/arm64/silicon-errata.rst @@ -136,7 +136,7 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | Cavium | ThunderX ITS | #23144 | CAVIUM_ERRATUM_23144 | +----------------+-----------------+-----------------+-----------------------------+ -| Cavium | ThunderX GICv3 | #23154 | CAVIUM_ERRATUM_23154 | +| Cavium | ThunderX GICv3 | #23154,38545 | CAVIUM_ERRATUM_23154 | +----------------+-----------------+-----------------+-----------------------------+ | Cavium | ThunderX GICv3 | #38539 | N/A | +----------------+-----------------+-----------------+-----------------------------+ diff --git a/Documentation/asm-annotations.rst b/Documentation/asm-annotations.rst index f4bf0f6395fb..a64f2ca469d4 100644 --- a/Documentation/asm-annotations.rst +++ b/Documentation/asm-annotations.rst @@ -130,14 +130,13 @@ denoting a range of code via ``SYM_*_START/END`` annotations. In fact, this kind of annotation corresponds to the now deprecated ``ENTRY`` and ``ENDPROC`` macros. -* ``SYM_FUNC_START_ALIAS`` and ``SYM_FUNC_START_LOCAL_ALIAS`` serve for those - who decided to have two or more names for one function. The typical use is:: +* ``SYM_FUNC_ALIAS``, ``SYM_FUNC_ALIAS_LOCAL``, and ``SYM_FUNC_ALIAS_WEAK`` can + be used to define multiple names for a function. The typical use is:: - SYM_FUNC_START_ALIAS(__memset) - SYM_FUNC_START(memset) + SYM_FUNC_START(__memset) ... asm insns ... - SYM_FUNC_END(memset) - SYM_FUNC_END_ALIAS(__memset) + SYN_FUNC_END(__memset) + SYM_FUNC_ALIAS(memset, __memset) In this example, one can call ``__memset`` or ``memset`` with the same result, except the debug information for the instructions is generated to diff --git a/Documentation/cpu-freq/cpu-drivers.rst b/Documentation/cpu-freq/cpu-drivers.rst index 3b32336a7803..d84ededb66f9 100644 --- a/Documentation/cpu-freq/cpu-drivers.rst +++ b/Documentation/cpu-freq/cpu-drivers.rst @@ -75,6 +75,9 @@ And optionally .resume - A pointer to a per-policy resume function which is called with interrupts disabled and _before_ the governor is started again. + .ready - A pointer to a per-policy ready function which is called after + the policy is fully initialized. + .attr - A pointer to a NULL-terminated list of "struct freq_attr" which allow to export values to sysfs. diff --git a/Documentation/devicetree/bindings/arm/atmel-at91.yaml b/Documentation/devicetree/bindings/arm/atmel-at91.yaml index c612e1f48dba..ff91df04f9f4 100644 --- a/Documentation/devicetree/bindings/arm/atmel-at91.yaml +++ b/Documentation/devicetree/bindings/arm/atmel-at91.yaml @@ -8,7 +8,8 @@ title: Atmel AT91 device tree bindings. maintainers: - Alexandre Belloni <alexandre.belloni@bootlin.com> - - Ludovic Desroches <ludovic.desroches@microchip.com> + - Claudiu Beznea <claudiu.beznea@microchip.com> + - Nicolas Ferre <nicolas.ferre@microchip.com> description: | Boards with a SoC of the Atmel AT91 or SMART family shall have the following diff --git a/Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt b/Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt index b5cb374dc47d..10a91cc8b997 100644 --- a/Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt +++ b/Documentation/devicetree/bindings/arm/freescale/fsl,layerscape-dcfg.txt @@ -8,7 +8,7 @@ Required properties: - compatible: Should contain a chip-specific compatible string, Chip-specific strings are of the form "fsl,<chip>-dcfg", The following <chip>s are known to be supported: - ls1012a, ls1021a, ls1043a, ls1046a, ls2080a. + ls1012a, ls1021a, ls1043a, ls1046a, ls2080a, lx2160a - reg : should contain base address and length of DCFG memory-mapped registers diff --git a/Documentation/devicetree/bindings/arm/pmu.yaml b/Documentation/devicetree/bindings/arm/pmu.yaml index 981bac451698..7a04b8aaaec3 100644 --- a/Documentation/devicetree/bindings/arm/pmu.yaml +++ b/Documentation/devicetree/bindings/arm/pmu.yaml @@ -20,6 +20,8 @@ properties: items: - enum: - apm,potenza-pmu + - apple,firestorm-pmu + - apple,icestorm-pmu - arm,armv8-pmuv3 # Only for s/w models - arm,arm1136-pmu - arm,arm1176-pmu diff --git a/Documentation/devicetree/bindings/arm/qcom.yaml b/Documentation/devicetree/bindings/arm/qcom.yaml index 370aab274cd1..04ff0b55bb85 100644 --- a/Documentation/devicetree/bindings/arm/qcom.yaml +++ b/Documentation/devicetree/bindings/arm/qcom.yaml @@ -48,7 +48,6 @@ description: | sdx65 sm7225 sm8150 - sdx65 sm8250 sm8350 sm8450 @@ -230,11 +229,6 @@ properties: - items: - enum: - - qcom,sdx65-mtp - - const: qcom,sdx65 - - - items: - - enum: - qcom,ipq6018-cp01 - qcom,ipq6018-cp01-c1 - const: qcom,ipq6018 diff --git a/Documentation/devicetree/bindings/clock/qoriq-clock.txt b/Documentation/devicetree/bindings/clock/qoriq-clock.txt index f7d48f23da44..10119d9ef4b1 100644 --- a/Documentation/devicetree/bindings/clock/qoriq-clock.txt +++ b/Documentation/devicetree/bindings/clock/qoriq-clock.txt @@ -44,6 +44,7 @@ Required properties: * "fsl,ls1046a-clockgen" * "fsl,ls1088a-clockgen" * "fsl,ls2080a-clockgen" + * "fsl,lx2160a-clockgen" Chassis-version clock strings include: * "fsl,qoriq-clockgen-1.0": for chassis 1.0 clocks * "fsl,qoriq-clockgen-2.0": for chassis 2.0 clocks diff --git a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml index 1d3e88daca04..25b5ef3f759c 100644 --- a/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml +++ b/Documentation/devicetree/bindings/display/bridge/analogix,anx7625.yaml @@ -91,22 +91,7 @@ properties: $ref: /schemas/graph.yaml#/$defs/port-base unevaluatedProperties: false description: - MIPI DSI/DPI input. - - properties: - endpoint: - $ref: /schemas/media/video-interfaces.yaml# - type: object - additionalProperties: false - - properties: - remote-endpoint: true - - bus-type: - enum: [1, 5] - default: 1 - - data-lanes: true + Video port for MIPI DSI input. port@1: $ref: /schemas/graph.yaml#/properties/port @@ -155,8 +140,6 @@ examples: reg = <0>; anx7625_in: endpoint { remote-endpoint = <&mipi_dsi>; - bus-type = <5>; - data-lanes = <0 1 2 3>; }; }; diff --git a/Documentation/devicetree/bindings/gpio/sifive,gpio.yaml b/Documentation/devicetree/bindings/gpio/sifive,gpio.yaml index e04349567eeb..427c5873f96a 100644 --- a/Documentation/devicetree/bindings/gpio/sifive,gpio.yaml +++ b/Documentation/devicetree/bindings/gpio/sifive,gpio.yaml @@ -7,7 +7,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: SiFive GPIO controller maintainers: - - Yash Shah <yash.shah@sifive.com> - Paul Walmsley <paul.walmsley@sifive.com> properties: diff --git a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml index 97359024709a..85c85b694217 100644 --- a/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml +++ b/Documentation/devicetree/bindings/interrupt-controller/apple,aic.yaml @@ -56,6 +56,8 @@ properties: - 1: virtual HV timer - 2: physical guest timer - 3: virtual guest timer + - 4: 'efficient' CPU PMU + - 5: 'performance' CPU PMU The 3rd cell contains the interrupt flags. This is normally IRQ_TYPE_LEVEL_HIGH (4). @@ -68,6 +70,35 @@ properties: power-domains: maxItems: 1 + affinities: + type: object + additionalProperties: false + description: + FIQ affinity can be expressed as a single "affinities" node, + containing a set of sub-nodes, one per FIQ with a non-default + affinity. + patternProperties: + "^.+-affinity$": + type: object + additionalProperties: false + properties: + apple,fiq-index: + description: + The interrupt number specified as a FIQ, and for which + the affinity is not the default. + $ref: /schemas/types.yaml#/definitions/uint32 + maximum: 5 + + cpus: + $ref: /schemas/types.yaml#/definitions/phandle-array + description: + Should be a list of phandles to CPU nodes (as described in + Documentation/devicetree/bindings/arm/cpus.yaml). + + required: + - fiq-index + - cpus + required: - compatible - '#interrupt-cells' diff --git a/Documentation/devicetree/bindings/mfd/brcm,cru.yaml b/Documentation/devicetree/bindings/mfd/brcm,cru.yaml index be4a2df71c25..b85819fbb07c 100644 --- a/Documentation/devicetree/bindings/mfd/brcm,cru.yaml +++ b/Documentation/devicetree/bindings/mfd/brcm,cru.yaml @@ -39,7 +39,7 @@ patternProperties: '^phy@[a-f0-9]+$': $ref: ../phy/bcm-ns-usb2-phy.yaml - '^pin-controller@[a-f0-9]+$': + '^pinctrl@[a-f0-9]+$': $ref: ../pinctrl/brcm,ns-pinmux.yaml '^syscon@[a-f0-9]+$': @@ -94,7 +94,7 @@ examples: reg = <0x180 0x4>; }; - pin-controller@1c0 { + pinctrl@1c0 { compatible = "brcm,bcm4708-pinmux"; reg = <0x1c0 0x24>; reg-names = "cru_gpio_control"; diff --git a/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.yaml b/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.yaml index c00ad3e21c21..ad285cb480c9 100644 --- a/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.yaml +++ b/Documentation/devicetree/bindings/mfd/cirrus,lochnagar.yaml @@ -126,7 +126,7 @@ properties: clock-frequency: const: 12288000 - lochnagar-pinctrl: + pinctrl: type: object $ref: /schemas/pinctrl/cirrus,lochnagar.yaml# @@ -255,7 +255,7 @@ required: - reg - reset-gpios - lochnagar-clk - - lochnagar-pinctrl + - pinctrl additionalProperties: false @@ -293,7 +293,7 @@ examples: clock-frequency = <32768>; }; - lochnagar-pinctrl { + pinctrl { compatible = "cirrus,lochnagar-pinctrl"; gpio-controller; diff --git a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml index 272832e9f8f2..fa86691ebf16 100644 --- a/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml +++ b/Documentation/devicetree/bindings/mfd/ti,j721e-system-controller.yaml @@ -20,7 +20,7 @@ description: | maintainers: - Kishon Vijay Abraham I <kishon@ti.com> - - Roger Quadros <rogerq@ti.com + - Roger Quadros <rogerq@kernel.org> properties: compatible: diff --git a/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml new file mode 100644 index 000000000000..a18dd0a8c43a --- /dev/null +++ b/Documentation/devicetree/bindings/perf/marvell-cn10k-ddr.yaml @@ -0,0 +1,37 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/perf/marvell-cn10k-ddr.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Marvell CN10K DDR performance monitor + +maintainers: + - Bharat Bhushan <bbhushan2@marvell.com> + +properties: + compatible: + items: + - enum: + - marvell,cn10k-ddr-pmu + + reg: + maxItems: 1 + +required: + - compatible + - reg + +additionalProperties: false + +examples: + - | + bus { + #address-cells = <2>; + #size-cells = <2>; + + pmu@87e1c0000000 { + compatible = "marvell,cn10k-ddr-pmu"; + reg = <0x87e1 0xc0000000 0x0 0x10000>; + }; + }; diff --git a/Documentation/devicetree/bindings/phy/ti,omap-usb2.yaml b/Documentation/devicetree/bindings/phy/ti,omap-usb2.yaml index cbbf5e8b1197..f78d3246fbdc 100644 --- a/Documentation/devicetree/bindings/phy/ti,omap-usb2.yaml +++ b/Documentation/devicetree/bindings/phy/ti,omap-usb2.yaml @@ -8,7 +8,7 @@ title: OMAP USB2 PHY maintainers: - Kishon Vijay Abraham I <kishon@ti.com> - - Roger Quadros <rogerq@ti.com> + - Roger Quadros <rogerq@kernel.org> properties: compatible: diff --git a/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml index 6107880e5246..02b76f15e717 100644 --- a/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml +++ b/Documentation/devicetree/bindings/phy/ti,tcan104x-can.yaml @@ -37,6 +37,12 @@ properties: max bit rate supported in bps minimum: 1 + mux-states: + description: + mux controller node to route the signals from controller to + transceiver. + maxItems: 1 + required: - compatible - '#phy-cells' @@ -53,4 +59,5 @@ examples: max-bitrate = <5000000>; standby-gpios = <&wakeup_gpio1 16 GPIO_ACTIVE_LOW>; enable-gpios = <&main_gpio1 67 GPIO_ACTIVE_HIGH>; + mux-states = <&mux0 1>; }; diff --git a/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml b/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml index c85f759ae5a3..8a90d8273767 100644 --- a/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml +++ b/Documentation/devicetree/bindings/pinctrl/cirrus,madera.yaml @@ -107,9 +107,6 @@ properties: additionalProperties: false -allOf: - - $ref: "pinctrl.yaml#" - required: - pinctrl-0 - pinctrl-names diff --git a/Documentation/devicetree/bindings/pwm/pwm-sifive.yaml b/Documentation/devicetree/bindings/pwm/pwm-sifive.yaml index 84e66913d042..db41cd7bf150 100644 --- a/Documentation/devicetree/bindings/pwm/pwm-sifive.yaml +++ b/Documentation/devicetree/bindings/pwm/pwm-sifive.yaml @@ -8,7 +8,6 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: SiFive PWM controller maintainers: - - Yash Shah <yash.shah@sifive.com> - Sagar Kadam <sagar.kadam@sifive.com> - Paul Walmsley <paul.walmsley@sifive.com> diff --git a/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml b/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml index 2b1f91603897..e2d330bd4608 100644 --- a/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml +++ b/Documentation/devicetree/bindings/riscv/sifive-l2-cache.yaml @@ -9,7 +9,6 @@ title: SiFive L2 Cache Controller maintainers: - Sagar Kadam <sagar.kadam@sifive.com> - - Yash Shah <yash.shah@sifive.com> - Paul Walmsley <paul.walmsley@sifive.com> description: diff --git a/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml b/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml index 77adbebed824..c3e9f3485449 100644 --- a/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml +++ b/Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml @@ -8,6 +8,7 @@ title: Audio codec controlled by ChromeOS EC maintainers: - Cheng-Yi Chiang <cychiang@chromium.org> + - Tzung-Bi Shih <tzungbi@google.com> description: | Google's ChromeOS EC codec is a digital mic codec provided by the diff --git a/Documentation/devicetree/bindings/usb/dwc2.yaml b/Documentation/devicetree/bindings/usb/dwc2.yaml index f00867ebc147..481aaa09f3f2 100644 --- a/Documentation/devicetree/bindings/usb/dwc2.yaml +++ b/Documentation/devicetree/bindings/usb/dwc2.yaml @@ -53,6 +53,7 @@ properties: - const: st,stm32mp15-hsotg - const: snps,dwc2 - const: samsung,s3c6400-hsotg + - const: intel,socfpga-agilex-hsotg reg: maxItems: 1 diff --git a/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml b/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml index a634774c537c..eedde385d299 100644 --- a/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml +++ b/Documentation/devicetree/bindings/usb/ti,j721e-usb.yaml @@ -7,7 +7,7 @@ $schema: "http://devicetree.org/meta-schemas/core.yaml#" title: Bindings for the TI wrapper module for the Cadence USBSS-DRD controller maintainers: - - Roger Quadros <rogerq@ti.com> + - Roger Quadros <rogerq@kernel.org> properties: compatible: diff --git a/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml index f6e91a5fd8fe..4f7a212fddd3 100644 --- a/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml +++ b/Documentation/devicetree/bindings/usb/ti,keystone-dwc3.yaml @@ -7,7 +7,7 @@ $schema: http://devicetree.org/meta-schemas/core.yaml# title: TI Keystone Soc USB Controller maintainers: - - Roger Quadros <rogerq@ti.com> + - Roger Quadros <rogerq@kernel.org> properties: compatible: diff --git a/Documentation/tools/rtla/common_hist_options.rst b/Documentation/tools/rtla/common_hist_options.rst index 0266cd08a6c9..df53ff835bfb 100644 --- a/Documentation/tools/rtla/common_hist_options.rst +++ b/Documentation/tools/rtla/common_hist_options.rst @@ -2,7 +2,7 @@ Set the histogram bucket size (default *1*). -**-e**, **--entries** *N* +**-E**, **--entries** *N* Set the number of entries of the histogram (default 256). diff --git a/Documentation/tools/rtla/common_osnoise_description.rst b/Documentation/tools/rtla/common_osnoise_description.rst index 8973c5df888f..d5d61615b967 100644 --- a/Documentation/tools/rtla/common_osnoise_description.rst +++ b/Documentation/tools/rtla/common_osnoise_description.rst @@ -1,7 +1,7 @@ The **rtla osnoise** tool is an interface for the *osnoise* tracer. The *osnoise* tracer dispatches a kernel thread per-cpu. These threads read the time in a loop while with preemption, softirq and IRQs enabled, thus -allowing all the sources of operating systme noise during its execution. +allowing all the sources of operating system noise during its execution. The *osnoise*'s tracer threads take note of the delta between each time read, along with an interference counter of all sources of interference. At the end of each period, the *osnoise* tracer displays a summary of diff --git a/Documentation/tools/rtla/rtla-osnoise-hist.rst b/Documentation/tools/rtla/rtla-osnoise-hist.rst index 52298ddd8701..f2e79d22c4c4 100644 --- a/Documentation/tools/rtla/rtla-osnoise-hist.rst +++ b/Documentation/tools/rtla/rtla-osnoise-hist.rst @@ -36,7 +36,7 @@ default). The reason for reducing the runtime is to avoid starving the **rtla** tool. The tool is also set to run for *one minute*. The output histogram is set to group outputs in buckets of *10us* and *25* entries:: - [root@f34 ~/]# rtla osnoise hist -P F:1 -c 0-11 -r 900000 -d 1M -b 10 -e 25 + [root@f34 ~/]# rtla osnoise hist -P F:1 -c 0-11 -r 900000 -d 1M -b 10 -E 25 # RTLA osnoise histogram # Time unit is microseconds (us) # Duration: 0 00:01:00 diff --git a/Documentation/translations/zh_CN/cpu-freq/cpu-drivers.rst b/Documentation/translations/zh_CN/cpu-freq/cpu-drivers.rst index 87a36044f828..2ca92042767b 100644 --- a/Documentation/translations/zh_CN/cpu-freq/cpu-drivers.rst +++ b/Documentation/translations/zh_CN/cpu-freq/cpu-drivers.rst @@ -84,6 +84,8 @@ CPUfreq核心层注册一个cpufreq_driver结构体。 .resume - 一个指向per-policy恢复函数的指针，该函数在关中断且在调节器再一次启动前被 调用。 + .ready - 一个指向per-policy准备函数的指针，该函数在策略完全初始化之后被调用。 + .attr - 一个指向NULL结尾的"struct freq_attr"列表的指针，该列表允许导出值到 sysfs。 diff --git a/Documentation/virt/kvm/api.rst b/Documentation/virt/kvm/api.rst index a4267104db50..9f3172376ec3 100644 --- a/Documentation/virt/kvm/api.rst +++ b/Documentation/virt/kvm/api.rst @@ -1394,7 +1394,7 @@ documentation when it pops into existence). ------------------- :Capability: KVM_CAP_ENABLE_CAP -:Architectures: mips, ppc, s390 +:Architectures: mips, ppc, s390, x86 :Type: vcpu ioctl :Parameters: struct kvm_enable_cap (in) :Returns: 0 on success; -1 on error @@ -6997,6 +6997,20 @@ indicated by the fd to the VM this is called on. This is intended to support intra-host migration of VMs between userspace VMMs, upgrading the VMM process without interrupting the guest. +7.30 KVM_CAP_PPC_AIL_MODE_3 +------------------------------- + +:Capability: KVM_CAP_PPC_AIL_MODE_3 +:Architectures: ppc +:Type: vm + +This capability indicates that the kernel supports the mode 3 setting for the +"Address Translation Mode on Interrupt" aka "Alternate Interrupt Location" +resource that is controlled with the H_SET_MODE hypercall. + +This capability allows a guest kernel to use a better-performance mode for +handling interrupts and system calls. + 8. Other capabilities. ====================== diff --git a/MAINTAINERS b/MAINTAINERS index fca970a46e77..f092ad6d5212 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -2254,7 +2254,7 @@ F: drivers/phy/mediatek/ ARM/Microchip (AT91) SoC support M: Nicolas Ferre <nicolas.ferre@microchip.com> M: Alexandre Belloni <alexandre.belloni@bootlin.com> -M: Ludovic Desroches <ludovic.desroches@microchip.com> +M: Claudiu Beznea <claudiu.beznea@microchip.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Supported W: http://www.linux4sam.org @@ -2572,7 +2572,7 @@ F: sound/soc/rockchip/ N: rockchip ARM/SAMSUNG S3C, S5P AND EXYNOS ARM ARCHITECTURES -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> R: Alim Akhtar <alim.akhtar@samsung.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) L: linux-samsung-soc@vger.kernel.org @@ -2739,7 +2739,7 @@ N: stm32 N: stm ARM/Synaptics SoC support -M: Jisheng Zhang <Jisheng.Zhang@synaptics.com> +M: Jisheng Zhang <jszhang@kernel.org> M: Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained @@ -3139,11 +3139,9 @@ W: https://wireless.wiki.kernel.org/en/users/Drivers/ath5k F: drivers/net/wireless/ath/ath5k/ ATHEROS ATH6KL WIRELESS DRIVER -M: Kalle Valo <kvalo@kernel.org> L: linux-wireless@vger.kernel.org -S: Supported +S: Orphan W: https://wireless.wiki.kernel.org/en/users/Drivers/ath6kl -T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: drivers/net/wireless/ath/ath6kl/ ATI_REMOTE2 DRIVER @@ -3907,7 +3905,7 @@ M: Scott Branden <sbranden@broadcom.com> M: bcm-kernel-feedback-list@broadcom.com L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) S: Maintained -T: git git://github.com/broadcom/cygnus-linux.git +T: git git://github.com/broadcom/stblinux.git F: arch/arm64/boot/dts/broadcom/northstar2/* F: arch/arm64/boot/dts/broadcom/stingray/* F: drivers/clk/bcm/clk-ns* @@ -4549,6 +4547,7 @@ F: drivers/platform/chrome/ CHROMEOS EC CODEC DRIVER M: Cheng-Yi Chiang <cychiang@chromium.org> +M: Tzung-Bi Shih <tzungbi@google.com> R: Guenter Roeck <groeck@chromium.org> S: Maintained F: Documentation/devicetree/bindings/sound/google,cros-ec-codec.yaml @@ -4914,7 +4913,8 @@ F: kernel/cgroup/cpuset.c CONTROL GROUP - MEMORY RESOURCE CONTROLLER (MEMCG) M: Johannes Weiner <hannes@cmpxchg.org> M: Michal Hocko <mhocko@kernel.org> -M: Vladimir Davydov <vdavydov.dev@gmail.com> +M: Roman Gushchin <roman.gushchin@linux.dev> +M: Shakeel Butt <shakeelb@google.com> L: cgroups@vger.kernel.org L: linux-mm@kvack.org S: Maintained @@ -6307,8 +6307,8 @@ T: git git://anongit.freedesktop.org/drm/drm-misc F: drivers/gpu/drm/vboxvideo/ DRM DRIVER FOR VMWARE VIRTUAL GPU -M: "VMware Graphics" <linux-graphics-maintainer@vmware.com> M: Zack Rusin <zackr@vmware.com> +R: VMware Graphics Reviewers <linux-graphics-maintainer@vmware.com> L: dri-devel@lists.freedesktop.org S: Supported T: git git://anongit.freedesktop.org/drm/drm-misc @@ -7012,12 +7012,6 @@ L: linux-edac@vger.kernel.org S: Maintained F: drivers/edac/sb_edac.c -EDAC-SIFIVE -M: Yash Shah <yash.shah@sifive.com> -L: linux-edac@vger.kernel.org -S: Supported -F: drivers/edac/sifive_edac.c - EDAC-SKYLAKE M: Tony Luck <tony.luck@intel.com> L: linux-edac@vger.kernel.org @@ -7188,7 +7182,7 @@ F: drivers/net/can/usb/etas_es58x/ ETHERNET BRIDGE M: Roopa Prabhu <roopa@nvidia.com> -M: Nikolay Aleksandrov <nikolay@nvidia.com> +M: Nikolay Aleksandrov <razor@blackwall.org> L: bridge@lists.linux-foundation.org (moderated for non-subscribers) L: netdev@vger.kernel.org S: Maintained @@ -7750,8 +7744,7 @@ M: Qiang Zhao <qiang.zhao@nxp.com> L: linuxppc-dev@lists.ozlabs.org S: Maintained F: drivers/soc/fsl/qe/ -F: include/soc/fsl/*qe*.h -F: include/soc/fsl/*ucc*.h +F: include/soc/fsl/qe/ FREESCALE QUICC ENGINE UCC ETHERNET DRIVER M: Li Yang <leoyang.li@nxp.com> @@ -7782,6 +7775,7 @@ F: Documentation/devicetree/bindings/misc/fsl,dpaa2-console.yaml F: Documentation/devicetree/bindings/soc/fsl/ F: drivers/soc/fsl/ F: include/linux/fsl/ +F: include/soc/fsl/ FREESCALE SOC FS_ENET DRIVER M: Pantelis Antoniou <pantelis.antoniou@gmail.com> @@ -9264,6 +9258,15 @@ S: Maintained W: https://github.com/o2genum/ideapad-slidebar F: drivers/input/misc/ideapad_slidebar.c +IDMAPPED MOUNTS +M: Christian Brauner <brauner@kernel.org> +L: linux-fsdevel@vger.kernel.org +S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/brauner/linux.git +F: Documentation/filesystems/idmappings.rst +F: tools/testing/selftests/mount_setattr/ +F: include/linux/mnt_idmapping.h + IDT VersaClock 5 CLOCK DRIVER M: Luca Ceresoli <luca@lucaceresoli.net> S: Maintained @@ -11672,7 +11675,7 @@ F: drivers/iio/proximity/mb1232.c MAXIM MAX17040 FAMILY FUEL GAUGE DRIVERS R: Iskren Chernev <iskren.chernev@gmail.com> -R: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +R: Krzysztof Kozlowski <krzk@kernel.org> R: Marek Szyprowski <m.szyprowski@samsung.com> R: Matheus Castello <matheus@castello.eng.br> L: linux-pm@vger.kernel.org @@ -11682,7 +11685,7 @@ F: drivers/power/supply/max17040_battery.c MAXIM MAX17042 FAMILY FUEL GAUGE DRIVERS R: Hans de Goede <hdegoede@redhat.com> -R: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +R: Krzysztof Kozlowski <krzk@kernel.org> R: Marek Szyprowski <m.szyprowski@samsung.com> R: Sebastian Krzyszkowiak <sebastian.krzyszkowiak@puri.sm> R: Purism Kernel Team <kernel@puri.sm> @@ -11727,7 +11730,7 @@ F: Documentation/devicetree/bindings/power/supply/maxim,max77976.yaml F: drivers/power/supply/max77976_charger.c MAXIM MUIC CHARGER DRIVERS FOR EXYNOS BASED BOARDS -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> L: linux-pm@vger.kernel.org S: Supported @@ -11736,7 +11739,7 @@ F: drivers/power/supply/max77693_charger.c MAXIM PMIC AND MUIC DRIVERS FOR EXYNOS BASED BOARDS M: Chanwoo Choi <cw00.choi@samsung.com> -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> L: linux-kernel@vger.kernel.org S: Supported @@ -12425,7 +12428,7 @@ F: include/linux/memblock.h F: mm/memblock.c MEMORY CONTROLLER DRIVERS -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> L: linux-kernel@vger.kernel.org S: Maintained T: git git://git.kernel.org/pub/scm/linux/kernel/git/krzk/linux-mem-ctrl.git @@ -13373,6 +13376,7 @@ F: net/core/drop_monitor.c NETWORKING DRIVERS M: "David S. Miller" <davem@davemloft.net> M: Jakub Kicinski <kuba@kernel.org> +M: Paolo Abeni <pabeni@redhat.com> L: netdev@vger.kernel.org S: Maintained Q: https://patchwork.kernel.org/project/netdevbpf/list/ @@ -13419,6 +13423,7 @@ F: tools/testing/selftests/drivers/net/dsa/ NETWORKING [GENERAL] M: "David S. Miller" <davem@davemloft.net> M: Jakub Kicinski <kuba@kernel.org> +M: Paolo Abeni <pabeni@redhat.com> L: netdev@vger.kernel.org S: Maintained Q: https://patchwork.kernel.org/project/netdevbpf/list/ @@ -13562,7 +13567,7 @@ F: include/uapi/linux/nexthop.h F: net/ipv4/nexthop.c NFC SUBSYSTEM -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> L: linux-nfc@lists.01.org (subscribers-only) L: netdev@vger.kernel.org S: Maintained @@ -13696,7 +13701,7 @@ F: scripts/nsdeps NTB AMD DRIVER M: Sanjay R Mehta <sanju.mehta@amd.com> M: Shyam Sundar S K <Shyam-sundar.S-k@amd.com> -L: linux-ntb@googlegroups.com +L: ntb@lists.linux.dev S: Supported F: drivers/ntb/hw/amd/ @@ -13704,7 +13709,7 @@ NTB DRIVER CORE M: Jon Mason <jdmason@kudzu.us> M: Dave Jiang <dave.jiang@intel.com> M: Allen Hubbe <allenbh@gmail.com> -L: linux-ntb@googlegroups.com +L: ntb@lists.linux.dev S: Supported W: https://github.com/jonmason/ntb/wiki T: git git://github.com/jonmason/ntb.git @@ -13716,13 +13721,13 @@ F: tools/testing/selftests/ntb/ NTB IDT DRIVER M: Serge Semin <fancer.lancer@gmail.com> -L: linux-ntb@googlegroups.com +L: ntb@lists.linux.dev S: Supported F: drivers/ntb/hw/idt/ NTB INTEL DRIVER M: Dave Jiang <dave.jiang@intel.com> -L: linux-ntb@googlegroups.com +L: ntb@lists.linux.dev S: Supported W: https://github.com/davejiang/linux/wiki T: git https://github.com/davejiang/linux.git @@ -13876,7 +13881,7 @@ F: Documentation/devicetree/bindings/regulator/nxp,pf8x00-regulator.yaml F: drivers/regulator/pf8x00-regulator.c NXP PTN5150A CC LOGIC AND EXTCON DRIVER -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> L: linux-kernel@vger.kernel.org S: Maintained F: Documentation/devicetree/bindings/extcon/extcon-ptn5150.yaml @@ -14600,8 +14605,9 @@ F: include/uapi/linux/ppdev.h PARAVIRT_OPS INTERFACE M: Juergen Gross <jgross@suse.com> -M: Deep Shah <sdeep@vmware.com> -M: "VMware, Inc." <pv-drivers@vmware.com> +M: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu> +R: Alexey Makhalov <amakhalov@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: virtualization@lists.linux-foundation.org L: x86@kernel.org S: Supported @@ -15147,7 +15153,7 @@ M: Ingo Molnar <mingo@redhat.com> M: Arnaldo Carvalho de Melo <acme@kernel.org> R: Mark Rutland <mark.rutland@arm.com> R: Alexander Shishkin <alexander.shishkin@linux.intel.com> -R: Jiri Olsa <jolsa@redhat.com> +R: Jiri Olsa <jolsa@kernel.org> R: Namhyung Kim <namhyung@kernel.org> L: linux-perf-users@vger.kernel.org L: linux-kernel@vger.kernel.org @@ -15302,7 +15308,7 @@ F: drivers/pinctrl/renesas/ PIN CONTROLLER - SAMSUNG M: Tomasz Figa <tomasz.figa@gmail.com> -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Sylwester Nawrocki <s.nawrocki@samsung.com> R: Alim Akhtar <alim.akhtar@samsung.com> L: linux-arm-kernel@lists.infradead.org (moderated for non-subscribers) @@ -15565,6 +15571,7 @@ M: Iurii Zaikin <yzaikin@google.com> L: linux-kernel@vger.kernel.org L: linux-fsdevel@vger.kernel.org S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/mcgrof/linux.git sysctl-next F: fs/proc/proc_sysctl.c F: include/linux/sysctl.h F: kernel/sysctl-test.c @@ -15912,6 +15919,7 @@ S: Supported W: https://wireless.wiki.kernel.org/en/users/Drivers/ath10k T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: drivers/net/wireless/ath/ath10k/ +F: Documentation/devicetree/bindings/net/wireless/qcom,ath10k.txt QUALCOMM ATHEROS ATH11K WIRELESS DRIVER M: Kalle Valo <kvalo@kernel.org> @@ -15919,11 +15927,12 @@ L: ath11k@lists.infradead.org S: Supported T: git git://git.kernel.org/pub/scm/linux/kernel/git/kvalo/ath.git F: drivers/net/wireless/ath/ath11k/ +F: Documentation/devicetree/bindings/net/wireless/qcom,ath11k.txt QUALCOMM ATHEROS ATH9K WIRELESS DRIVER -M: ath9k-devel@qca.qualcomm.com +M: Toke Høiland-Jørgensen <toke@toke.dk> L: linux-wireless@vger.kernel.org -S: Supported +S: Maintained W: https://wireless.wiki.kernel.org/en/users/Drivers/ath9k F: Documentation/devicetree/bindings/net/wireless/qca,ath9k.yaml F: drivers/net/wireless/ath/ath9k/ @@ -15998,14 +16007,6 @@ F: Documentation/devicetree/bindings/misc/qcom,fastrpc.txt F: drivers/misc/fastrpc.c F: include/uapi/misc/fastrpc.h -QUALCOMM GENERIC INTERFACE I2C DRIVER -M: Akash Asthana <akashast@codeaurora.org> -M: Mukesh Savaliya <msavaliy@codeaurora.org> -L: linux-i2c@vger.kernel.org -L: linux-arm-msm@vger.kernel.org -S: Supported -F: drivers/i2c/busses/i2c-qcom-geni.c - QUALCOMM HEXAGON ARCHITECTURE M: Brian Cain <bcain@codeaurora.org> L: linux-hexagon@vger.kernel.org @@ -16077,8 +16078,8 @@ F: Documentation/devicetree/bindings/mtd/qcom,nandc.yaml F: drivers/mtd/nand/raw/qcom_nandc.c QUALCOMM RMNET DRIVER -M: Subash Abhinov Kasiviswanathan <subashab@codeaurora.org> -M: Sean Tranchetti <stranche@codeaurora.org> +M: Subash Abhinov Kasiviswanathan <quic_subashab@quicinc.com> +M: Sean Tranchetti <quic_stranche@quicinc.com> L: netdev@vger.kernel.org S: Maintained F: Documentation/networking/device_drivers/cellular/qualcomm/rmnet.rst @@ -16104,11 +16105,10 @@ F: Documentation/devicetree/bindings/media/*venus* F: drivers/media/platform/qcom/venus/ QUALCOMM WCN36XX WIRELESS DRIVER -M: Kalle Valo <kvalo@kernel.org> +M: Loic Poulain <loic.poulain@linaro.org> L: wcn36xx@lists.infradead.org S: Supported W: https://wireless.wiki.kernel.org/en/users/Drivers/wcn36xx -T: git git://github.com/KrasnikovEugene/wcn36xx.git F: drivers/net/wireless/ath/wcn36xx/ QUANTENNA QTNFMAC WIRELESS DRIVER @@ -16371,6 +16371,7 @@ F: drivers/watchdog/realtek_otto_wdt.c REALTEK RTL83xx SMI DSA ROUTER CHIPS M: Linus Walleij <linus.walleij@linaro.org> +M: Alvin Šipraga <alsi@bang-olufsen.dk> S: Maintained F: Documentation/devicetree/bindings/net/dsa/realtek-smi.txt F: drivers/net/dsa/realtek-smi* @@ -16949,7 +16950,7 @@ W: http://www.ibm.com/developerworks/linux/linux390/ F: drivers/s390/scsi/zfcp_* S3C ADC BATTERY DRIVER -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> L: linux-samsung-soc@vger.kernel.org S: Odd Fixes F: drivers/power/supply/s3c_adc_battery.c @@ -16994,7 +16995,7 @@ F: Documentation/admin-guide/LSM/SafeSetID.rst F: security/safesetid/ SAMSUNG AUDIO (ASoC) DRIVERS -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Sylwester Nawrocki <s.nawrocki@samsung.com> L: alsa-devel@alsa-project.org (moderated for non-subscribers) S: Supported @@ -17002,7 +17003,7 @@ F: Documentation/devicetree/bindings/sound/samsung* F: sound/soc/samsung/ SAMSUNG EXYNOS PSEUDO RANDOM NUMBER GENERATOR (RNG) DRIVER -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> L: linux-crypto@vger.kernel.org L: linux-samsung-soc@vger.kernel.org S: Maintained @@ -17037,7 +17038,7 @@ S: Maintained F: drivers/platform/x86/samsung-laptop.c SAMSUNG MULTIFUNCTION PMIC DEVICE DRIVERS -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com> L: linux-kernel@vger.kernel.org L: linux-samsung-soc@vger.kernel.org @@ -17063,7 +17064,7 @@ F: drivers/media/platform/s3c-camif/ F: include/media/drv-intf/s3c_camif.h SAMSUNG S3FWRN5 NFC DRIVER -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Krzysztof Opasiak <k.opasiak@samsung.com> L: linux-nfc@lists.01.org (subscribers-only) S: Maintained @@ -17085,7 +17086,7 @@ S: Supported F: drivers/media/i2c/s5k5baf.c SAMSUNG S5P Security SubSystem (SSS) DRIVER -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Vladimir Zapolskiy <vz@mleia.com> L: linux-crypto@vger.kernel.org L: linux-samsung-soc@vger.kernel.org @@ -17120,7 +17121,7 @@ F: include/linux/clk/samsung.h F: include/linux/platform_data/clk-s3c2410.h SAMSUNG SPI DRIVERS -M: Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com> +M: Krzysztof Kozlowski <krzk@kernel.org> M: Andi Shyti <andi@etezian.org> L: linux-spi@vger.kernel.org L: linux-samsung-soc@vger.kernel.org @@ -17764,8 +17765,10 @@ M: David Rientjes <rientjes@google.com> M: Joonsoo Kim <iamjoonsoo.kim@lge.com> M: Andrew Morton <akpm@linux-foundation.org> M: Vlastimil Babka <vbabka@suse.cz> +R: Roman Gushchin <roman.gushchin@linux.dev> L: linux-mm@kvack.org S: Maintained +T: git git://git.kernel.org/pub/scm/linux/kernel/git/vbabka/slab.git F: include/linux/sl?b*.h F: mm/sl?b* @@ -20638,30 +20641,33 @@ F: tools/testing/vsock/ VMWARE BALLOON DRIVER M: Nadav Amit <namit@vmware.com> -M: "VMware, Inc." <pv-drivers@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: linux-kernel@vger.kernel.org S: Maintained F: drivers/misc/vmw_balloon.c VMWARE HYPERVISOR INTERFACE -M: Deep Shah <sdeep@vmware.com> -M: "VMware, Inc." <pv-drivers@vmware.com> +M: Srivatsa S. Bhat (VMware) <srivatsa@csail.mit.edu> +M: Alexey Makhalov <amakhalov@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: virtualization@lists.linux-foundation.org +L: x86@kernel.org S: Supported +T: git git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git x86/vmware F: arch/x86/include/asm/vmware.h F: arch/x86/kernel/cpu/vmware.c VMWARE PVRDMA DRIVER M: Bryan Tan <bryantan@vmware.com> M: Vishnu Dasa <vdasa@vmware.com> -M: VMware PV-Drivers <pv-drivers@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: linux-rdma@vger.kernel.org S: Maintained F: drivers/infiniband/hw/vmw_pvrdma/ VMware PVSCSI driver M: Vishal Bhakta <vbhakta@vmware.com> -M: VMware PV-Drivers <pv-drivers@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: linux-scsi@vger.kernel.org S: Maintained F: drivers/scsi/vmw_pvscsi.c @@ -20669,7 +20675,7 @@ F: drivers/scsi/vmw_pvscsi.h VMWARE VIRTUAL PTP CLOCK DRIVER M: Vivek Thampi <vithampi@vmware.com> -M: "VMware, Inc." <pv-drivers@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: netdev@vger.kernel.org S: Supported F: drivers/ptp/ptp_vmw.c @@ -20677,14 +20683,15 @@ F: drivers/ptp/ptp_vmw.c VMWARE VMCI DRIVER M: Jorgen Hansen <jhansen@vmware.com> M: Vishnu Dasa <vdasa@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: linux-kernel@vger.kernel.org -L: pv-drivers@vmware.com (private) S: Maintained F: drivers/misc/vmw_vmci/ VMWARE VMMOUSE SUBDRIVER -M: "VMware Graphics" <linux-graphics-maintainer@vmware.com> -M: "VMware, Inc." <pv-drivers@vmware.com> +M: Zack Rusin <zackr@vmware.com> +R: VMware Graphics Reviewers <linux-graphics-maintainer@vmware.com> +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: linux-input@vger.kernel.org S: Maintained F: drivers/input/mouse/vmmouse.c @@ -20692,7 +20699,7 @@ F: drivers/input/mouse/vmmouse.h VMWARE VMXNET3 ETHERNET DRIVER M: Ronak Doshi <doshir@vmware.com> -M: pv-drivers@vmware.com +R: VMware PV-Drivers Reviewers <pv-drivers@vmware.com> L: netdev@vger.kernel.org S: Maintained F: drivers/net/vmxnet3/ @@ -21468,7 +21475,6 @@ THE REST M: Linus Torvalds <torvalds@linux-foundation.org> L: linux-kernel@vger.kernel.org S: Buried alive in reporters -Q: http://patchwork.kernel.org/project/LKML/list/ T: git git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git F: * F: */ @@ -2,7 +2,7 @@ VERSION = 5 PATCHLEVEL = 17 SUBLEVEL = 0 -EXTRAVERSION = -rc4 +EXTRAVERSION = NAME = Superb Owl # *DOCUMENTATION* diff --git a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi index 6dde51c2aed3..e4775bbceecc 100644 --- a/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi +++ b/arch/arm/boot/dts/aspeed-g6-pinctrl.dtsi @@ -118,7 +118,7 @@ }; pinctrl_fwqspid_default: fwqspid_default { - function = "FWQSPID"; + function = "FWSPID"; groups = "FWQSPID"; }; diff --git a/arch/arm/boot/dts/bcm2711.dtsi b/arch/arm/boot/dts/bcm2711.dtsi index dff18fc9a906..21294f775a20 100644 --- a/arch/arm/boot/dts/bcm2711.dtsi +++ b/arch/arm/boot/dts/bcm2711.dtsi @@ -290,6 +290,7 @@ hvs: hvs@7e400000 { compatible = "brcm,bcm2711-hvs"; + reg = <0x7e400000 0x8000>; interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; }; diff --git a/arch/arm/boot/dts/omap3-devkit8000-common.dtsi b/arch/arm/boot/dts/omap3-devkit8000-common.dtsi index 5e55198e4576..54cd37336be7 100644 --- a/arch/arm/boot/dts/omap3-devkit8000-common.dtsi +++ b/arch/arm/boot/dts/omap3-devkit8000-common.dtsi @@ -158,6 +158,24 @@ status = "disabled"; }; +/* Unusable as clockevent because if unreliable oscillator, allow to idle */ +&timer1_target { + /delete-property/ti,no-reset-on-init; + /delete-property/ti,no-idle; + timer@0 { + /delete-property/ti,timer-alwon; + }; +}; + +/* Preferred timer for clockevent */ +&timer12_target { + ti,no-reset-on-init; + ti,no-idle; + timer@0 { + /* Always clocked by secure_32k_fck */ + }; +}; + &twl_gpio { ti,use-leds; /* diff --git a/arch/arm/boot/dts/omap3-devkit8000.dts b/arch/arm/boot/dts/omap3-devkit8000.dts index c2995a280729..162d0726b008 100644 --- a/arch/arm/boot/dts/omap3-devkit8000.dts +++ b/arch/arm/boot/dts/omap3-devkit8000.dts @@ -14,36 +14,3 @@ display2 = &tv0; }; }; - -/* Unusable as clocksource because of unreliable oscillator */ -&counter32k { - status = "disabled"; -}; - -/* Unusable as clockevent because if unreliable oscillator, allow to idle */ -&timer1_target { - /delete-property/ti,no-reset-on-init; - /delete-property/ti,no-idle; - timer@0 { - /delete-property/ti,timer-alwon; - }; -}; - -/* Preferred always-on timer for clocksource */ -&timer12_target { - ti,no-reset-on-init; - ti,no-idle; - timer@0 { - /* Always clocked by secure_32k_fck */ - }; -}; - -/* Preferred timer for clockevent */ -&timer2_target { - ti,no-reset-on-init; - ti,no-idle; - timer@0 { - assigned-clocks = <&gpt2_fck>; - assigned-clock-parents = <&sys_ck>; - }; -}; diff --git a/arch/arm/boot/dts/rk322x.dtsi b/arch/arm/boot/dts/rk322x.dtsi index 8eed9e3a92e9..5868eb512f69 100644 --- a/arch/arm/boot/dts/rk322x.dtsi +++ b/arch/arm/boot/dts/rk322x.dtsi @@ -718,8 +718,8 @@ interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>; assigned-clocks = <&cru SCLK_HDMI_PHY>; assigned-clock-parents = <&hdmi_phy>; - clocks = <&cru SCLK_HDMI_HDCP>, <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_CEC>; - clock-names = "isfr", "iahb", "cec"; + clocks = <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_HDCP>, <&cru SCLK_HDMI_CEC>; + clock-names = "iahb", "isfr", "cec"; pinctrl-names = "default"; pinctrl-0 = <&hdmii2c_xfer &hdmi_hpd &hdmi_cec>; resets = <&cru SRST_HDMI_P>; diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index aaaa61875701..45a9d9b908d2 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -971,7 +971,7 @@ status = "disabled"; }; - crypto: cypto-controller@ff8a0000 { + crypto: crypto@ff8a0000 { compatible = "rockchip,rk3288-crypto"; reg = <0x0 0xff8a0000 0x0 0x4000>; interrupts = <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>; diff --git a/arch/arm/boot/dts/tegra124-nyan-big-fhd.dts b/arch/arm/boot/dts/tegra124-nyan-big-fhd.dts index d35fb79d2f51..4db43324dafa 100644 --- a/arch/arm/boot/dts/tegra124-nyan-big-fhd.dts +++ b/arch/arm/boot/dts/tegra124-nyan-big-fhd.dts @@ -5,7 +5,13 @@ / { /* Version of Nyan Big with 1080p panel */ - panel { - compatible = "auo,b133htn01"; + host1x@50000000 { + dpaux@545c0000 { + aux-bus { + panel: panel { + compatible = "auo,b133htn01"; + }; + }; + }; }; }; diff --git a/arch/arm/boot/dts/tegra124-nyan-big.dts b/arch/arm/boot/dts/tegra124-nyan-big.dts index 1d2aac2cb6d0..fdc1d64dfff9 100644 --- a/arch/arm/boot/dts/tegra124-nyan-big.dts +++ b/arch/arm/boot/dts/tegra124-nyan-big.dts @@ -13,12 +13,15 @@ "google,nyan-big-rev1", "google,nyan-big-rev0", "google,nyan-big", "google,nyan", "nvidia,tegra124"; - panel: panel { - compatible = "auo,b133xtn01"; - - power-supply = <&vdd_3v3_panel>; - backlight = <&backlight>; - ddc-i2c-bus = <&dpaux>; + host1x@50000000 { + dpaux@545c0000 { + aux-bus { + panel: panel { + compatible = "auo,b133xtn01"; + backlight = <&backlight>; + }; + }; + }; }; mmc@700b0400 { /* SD Card on this bus */ diff --git a/arch/arm/boot/dts/tegra124-nyan-blaze.dts b/arch/arm/boot/dts/tegra124-nyan-blaze.dts index 677babde6460..abdf4456826f 100644 --- a/arch/arm/boot/dts/tegra124-nyan-blaze.dts +++ b/arch/arm/boot/dts/tegra124-nyan-blaze.dts @@ -15,12 +15,15 @@ "google,nyan-blaze-rev0", "google,nyan-blaze", "google,nyan", "nvidia,tegra124"; - panel: panel { - compatible = "samsung,ltn140at29-301"; - - power-supply = <&vdd_3v3_panel>; - backlight = <&backlight>; - ddc-i2c-bus = <&dpaux>; + host1x@50000000 { + dpaux@545c0000 { + aux-bus { + panel: panel { + compatible = "samsung,ltn140at29-301"; + backlight = <&backlight>; + }; + }; + }; }; sound { diff --git a/arch/arm/boot/dts/tegra124-venice2.dts b/arch/arm/boot/dts/tegra124-venice2.dts index 232c90604df9..6a9592ceb5f2 100644 --- a/arch/arm/boot/dts/tegra124-venice2.dts +++ b/arch/arm/boot/dts/tegra124-venice2.dts @@ -48,6 +48,13 @@ dpaux@545c0000 { vdd-supply = <&vdd_3v3_panel>; status = "okay"; + + aux-bus { + panel: panel { + compatible = "lg,lp129qe"; + backlight = <&backlight>; + }; + }; }; }; @@ -1080,13 +1087,6 @@ }; }; - panel: panel { - compatible = "lg,lp129qe"; - power-supply = <&vdd_3v3_panel>; - backlight = <&backlight>; - ddc-i2c-bus = <&dpaux>; - }; - vdd_mux: regulator-mux { compatible = "regulator-fixed"; regulator-name = "+VDD_MUX"; diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h index 6fe67963ba5a..aee73ef5b3dc 100644 --- a/arch/arm/include/asm/assembler.h +++ b/arch/arm/include/asm/assembler.h @@ -107,6 +107,16 @@ .endm #endif +#if __LINUX_ARM_ARCH__ < 7 + .macro dsb, args + mcr p15, 0, r0, c7, c10, 4 + .endm + + .macro isb, args + mcr p15, 0, r0, c7, c5, 4 + .endm +#endif + .macro asm_trace_hardirqs_off, save=1 #if defined(CONFIG_TRACE_IRQFLAGS) .if \save diff --git a/arch/arm/include/asm/spectre.h b/arch/arm/include/asm/spectre.h new file mode 100644 index 000000000000..85f9e538fb32 --- /dev/null +++ b/arch/arm/include/asm/spectre.h @@ -0,0 +1,38 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ + +#ifndef __ASM_SPECTRE_H +#define __ASM_SPECTRE_H + +enum { + SPECTRE_UNAFFECTED, + SPECTRE_MITIGATED, + SPECTRE_VULNERABLE, +}; + +enum { + __SPECTRE_V2_METHOD_BPIALL, + __SPECTRE_V2_METHOD_ICIALLU, + __SPECTRE_V2_METHOD_SMC, + __SPECTRE_V2_METHOD_HVC, + __SPECTRE_V2_METHOD_LOOP8, +}; + +enum { + SPECTRE_V2_METHOD_BPIALL = BIT(__SPECTRE_V2_METHOD_BPIALL), + SPECTRE_V2_METHOD_ICIALLU = BIT(__SPECTRE_V2_METHOD_ICIALLU), + SPECTRE_V2_METHOD_SMC = BIT(__SPECTRE_V2_METHOD_SMC), + SPECTRE_V2_METHOD_HVC = BIT(__SPECTRE_V2_METHOD_HVC), + SPECTRE_V2_METHOD_LOOP8 = BIT(__SPECTRE_V2_METHOD_LOOP8), +}; + +#ifdef CONFIG_GENERIC_CPU_VULNERABILITIES +void spectre_v2_update_state(unsigned int state, unsigned int methods); +#else +static inline void spectre_v2_update_state(unsigned int state, + unsigned int methods) +{} +#endif + +int spectre_bhb_update_vectors(unsigned int method); + +#endif diff --git a/arch/arm/include/asm/vmlinux.lds.h b/arch/arm/include/asm/vmlinux.lds.h index 4a91428c324d..fad45c884e98 100644 --- a/arch/arm/include/asm/vmlinux.lds.h +++ b/arch/arm/include/asm/vmlinux.lds.h @@ -26,6 +26,19 @@ #define ARM_MMU_DISCARD(x) x #endif +/* + * ld.lld does not support NOCROSSREFS: + * https://github.com/ClangBuiltLinux/linux/issues/1609 + */ +#ifdef CONFIG_LD_IS_LLD +#define NOCROSSREFS +#endif + +/* Set start/end symbol names to the LMA for the section */ +#define ARM_LMA(sym, section) \ + sym##_start = LOADADDR(section); \ + sym##_end = LOADADDR(section) + SIZEOF(section) + #define PROC_INFO \ . = ALIGN(4); \ __proc_info_begin = .; \ @@ -110,19 +123,31 @@ * only thing that matters is their relative offsets */ #define ARM_VECTORS \ - __vectors_start = .; \ - .vectors 0xffff0000 : AT(__vectors_start) { \ - *(.vectors) \ + __vectors_lma = .; \ + OVERLAY 0xffff0000 : NOCROSSREFS AT(__vectors_lma) { \ + .vectors { \ + *(.vectors) \ + } \ + .vectors.bhb.loop8 { \ + *(.vectors.bhb.loop8) \ + } \ + .vectors.bhb.bpiall { \ + *(.vectors.bhb.bpiall) \ + } \ } \ - . = __vectors_start + SIZEOF(.vectors); \ - __vectors_end = .; \ + ARM_LMA(__vectors, .vectors); \ + ARM_LMA(__vectors_bhb_loop8, .vectors.bhb.loop8); \ + ARM_LMA(__vectors_bhb_bpiall, .vectors.bhb.bpiall); \ + . = __vectors_lma + SIZEOF(.vectors) + \ + SIZEOF(.vectors.bhb.loop8) + \ + SIZEOF(.vectors.bhb.bpiall); \ \ - __stubs_start = .; \ - .stubs ADDR(.vectors) + 0x1000 : AT(__stubs_start) { \ + __stubs_lma = .; \ + .stubs ADDR(.vectors) + 0x1000 : AT(__stubs_lma) { \ *(.stubs) \ } \ - . = __stubs_start + SIZEOF(.stubs); \ - __stubs_end = .; \ + ARM_LMA(__stubs, .stubs); \ + . = __stubs_lma + SIZEOF(.stubs); \ \ PROVIDE(vector_fiq_offset = vector_fiq - ADDR(.vectors)); diff --git a/arch/arm/kernel/Makefile b/arch/arm/kernel/Makefile index ae295a3bcfef..6ef3b535b7bf 100644 --- a/arch/arm/kernel/Makefile +++ b/arch/arm/kernel/Makefile @@ -106,4 +106,6 @@ endif obj-$(CONFIG_HAVE_ARM_SMCCC) += smccc-call.o +obj-$(CONFIG_GENERIC_CPU_VULNERABILITIES) += spectre.o + extra-y := $(head-y) vmlinux.lds diff --git a/arch/arm/kernel/entry-armv.S b/arch/arm/kernel/entry-armv.S index 5cd057859fe9..ee3f7a599181 100644 --- a/arch/arm/kernel/entry-armv.S +++ b/arch/arm/kernel/entry-armv.S @@ -1002,12 +1002,11 @@ vector_\name: sub lr, lr, #\correction .endif - @ - @ Save r0, lr_<exception> (parent PC) and spsr_<exception> - @ (parent CPSR) - @ + @ Save r0, lr_<exception> (parent PC) stmia sp, {r0, lr} @ save r0, lr - mrs lr, spsr + + @ Save spsr_<exception> (parent CPSR) +2: mrs lr, spsr str lr, [sp, #8] @ save spsr @ @@ -1028,6 +1027,44 @@ vector_\name: movs pc, lr @ branch to handler in SVC mode ENDPROC(vector_\name) +#ifdef CONFIG_HARDEN_BRANCH_HISTORY + .subsection 1 + .align 5 +vector_bhb_loop8_\name: + .if \correction + sub lr, lr, #\correction + .endif + + @ Save r0, lr_<exception> (parent PC) + stmia sp, {r0, lr} + + @ bhb workaround + mov r0, #8 +3: b . + 4 + subs r0, r0, #1 + bne 3b + dsb + isb + b 2b +ENDPROC(vector_bhb_loop8_\name) + +vector_bhb_bpiall_\name: + .if \correction + sub lr, lr, #\correction + .endif + + @ Save r0, lr_<exception> (parent PC) + stmia sp, {r0, lr} + + @ bhb workaround + mcr p15, 0, r0, c7, c5, 6 @ BPIALL + @ isb not needed due to "movs pc, lr" in the vector stub + @ which gives a "context synchronisation". + b 2b +ENDPROC(vector_bhb_bpiall_\name) + .previous +#endif + .align 2 @ handler addresses follow this label 1: @@ -1036,6 +1073,10 @@ ENDPROC(vector_\name) .section .stubs, "ax", %progbits @ This must be the first word .word vector_swi +#ifdef CONFIG_HARDEN_BRANCH_HISTORY + .word vector_bhb_loop8_swi + .word vector_bhb_bpiall_swi +#endif vector_rst: ARM( swi SYS_ERROR0 ) @@ -1150,8 +1191,10 @@ vector_addrexcptn: * FIQ "NMI" handler *----------------------------------------------------------------------------- * Handle a FIQ using the SVC stack allowing FIQ act like NMI on x86 - * systems. + * systems. This must be the last vector stub, so lets place it in its own + * subsection. */ + .subsection 2 vector_stub fiq, FIQ_MODE, 4 .long __fiq_usr @ 0 (USR_26 / USR_32) @@ -1184,6 +1227,30 @@ vector_addrexcptn: W(b) vector_irq W(b) vector_fiq +#ifdef CONFIG_HARDEN_BRANCH_HISTORY + .section .vectors.bhb.loop8, "ax", %progbits +.L__vectors_bhb_loop8_start: + W(b) vector_rst + W(b) vector_bhb_loop8_und + W(ldr) pc, .L__vectors_bhb_loop8_start + 0x1004 + W(b) vector_bhb_loop8_pabt + W(b) vector_bhb_loop8_dabt + W(b) vector_addrexcptn + W(b) vector_bhb_loop8_irq + W(b) vector_bhb_loop8_fiq + + .section .vectors.bhb.bpiall, "ax", %progbits +.L__vectors_bhb_bpiall_start: + W(b) vector_rst + W(b) vector_bhb_bpiall_und + W(ldr) pc, .L__vectors_bhb_bpiall_start + 0x1008 + W(b) vector_bhb_bpiall_pabt + W(b) vector_bhb_bpiall_dabt + W(b) vector_addrexcptn + W(b) vector_bhb_bpiall_irq + W(b) vector_bhb_bpiall_fiq +#endif + .data .align 2 diff --git a/arch/arm/kernel/entry-common.S b/arch/arm/kernel/entry-common.S index ac86c34682bb..dbc1913ee30b 100644 --- a/arch/arm/kernel/entry-common.S +++ b/arch/arm/kernel/entry-common.S @@ -154,12 +154,36 @@ ENDPROC(ret_from_fork) */ .align 5 +#ifdef CONFIG_HARDEN_BRANCH_HISTORY +ENTRY(vector_bhb_loop8_swi) + sub sp, sp, #PT_REGS_SIZE + stmia sp, {r0 - r12} + mov r8, #8 +1: b 2f +2: subs r8, r8, #1 + bne 1b + dsb + isb + b 3f +ENDPROC(vector_bhb_loop8_swi) + + .align 5 +ENTRY(vector_bhb_bpiall_swi) + sub sp, sp, #PT_REGS_SIZE + stmia sp, {r0 - r12} + mcr p15, 0, r8, c7, c5, 6 @ BPIALL + isb + b 3f +ENDPROC(vector_bhb_bpiall_swi) +#endif + .align 5 ENTRY(vector_swi) #ifdef CONFIG_CPU_V7M v7m_exception_entry #else sub sp, sp, #PT_REGS_SIZE stmia sp, {r0 - r12} @ Calling r0 - r12 +3: ARM( add r8, sp, #S_PC ) ARM( stmdb r8, {sp, lr}^ ) @ Calling sp, lr THUMB( mov r8, sp ) diff --git a/arch/arm/kernel/kgdb.c b/arch/arm/kernel/kgdb.c index 7bd30c0a4280..22f937e6f3ff 100644 --- a/arch/arm/kernel/kgdb.c +++ b/arch/arm/kernel/kgdb.c @@ -154,22 +154,38 @@ static int kgdb_compiled_brk_fn(struct pt_regs *regs, unsigned int instr) return 0; } -static struct undef_hook kgdb_brkpt_hook = { +static struct undef_hook kgdb_brkpt_arm_hook = { .instr_mask = 0xffffffff, .instr_val = KGDB_BREAKINST, - .cpsr_mask = MODE_MASK, + .cpsr_mask = PSR_T_BIT | MODE_MASK, .cpsr_val = SVC_MODE, .fn = kgdb_brk_fn }; -static struct undef_hook kgdb_compiled_brkpt_hook = { +static struct undef_hook kgdb_brkpt_thumb_hook = { + .instr_mask = 0xffff, + .instr_val = KGDB_BREAKINST & 0xffff, + .cpsr_mask = PSR_T_BIT | MODE_MASK, + .cpsr_val = PSR_T_BIT | SVC_MODE, + .fn = kgdb_brk_fn +}; + +static struct undef_hook kgdb_compiled_brkpt_arm_hook = { .instr_mask = 0xffffffff, .instr_val = KGDB_COMPILED_BREAK, - .cpsr_mask = MODE_MASK, + .cpsr_mask = PSR_T_BIT | MODE_MASK, .cpsr_val = SVC_MODE, .fn = kgdb_compiled_brk_fn }; +static struct undef_hook kgdb_compiled_brkpt_thumb_hook = { + .instr_mask = 0xffff, + .instr_val = KGDB_COMPILED_BREAK & 0xffff, + .cpsr_mask = PSR_T_BIT | MODE_MASK, + .cpsr_val = PSR_T_BIT | SVC_MODE, + .fn = kgdb_compiled_brk_fn +}; + static int __kgdb_notify(struct die_args *args, unsigned long cmd) { struct pt_regs *regs = args->regs; @@ -210,8 +226,10 @@ int kgdb_arch_init(void) if (ret != 0) return ret; - register_undef_hook(&kgdb_brkpt_hook); - register_undef_hook(&kgdb_compiled_brkpt_hook); + register_undef_hook(&kgdb_brkpt_arm_hook); + register_undef_hook(&kgdb_brkpt_thumb_hook); + register_undef_hook(&kgdb_compiled_brkpt_arm_hook); + register_undef_hook(&kgdb_compiled_brkpt_thumb_hook); return 0; } @@ -224,8 +242,10 @@ int kgdb_arch_init(void) */ void kgdb_arch_exit(void) { - unregister_undef_hook(&kgdb_brkpt_hook); - unregister_undef_hook(&kgdb_compiled_brkpt_hook); + unregister_undef_hook(&kgdb_brkpt_arm_hook); + unregister_undef_hook(&kgdb_brkpt_thumb_hook); + unregister_undef_hook(&kgdb_compiled_brkpt_arm_hook); + unregister_undef_hook(&kgdb_compiled_brkpt_thumb_hook); unregister_die_notifier(&kgdb_notifier); } diff --git a/arch/arm/kernel/spectre.c b/arch/arm/kernel/spectre.c new file mode 100644 index 000000000000..0dcefc36fb7a --- /dev/null +++ b/arch/arm/kernel/spectre.c @@ -0,0 +1,71 @@ +// SPDX-License-Identifier: GPL-2.0-only +#include <linux/bpf.h> +#include <linux/cpu.h> +#include <linux/device.h> + +#include <asm/spectre.h> + +static bool _unprivileged_ebpf_enabled(void) +{ +#ifdef CONFIG_BPF_SYSCALL + return !sysctl_unprivileged_bpf_disabled; +#else + return false; +#endif +} + +ssize_t cpu_show_spectre_v1(struct device *dev, struct device_attribute *attr, + char *buf) +{ + return sprintf(buf, "Mitigation: __user pointer sanitization\n"); +} + +static unsigned int spectre_v2_state; +static unsigned int spectre_v2_methods; + +void spectre_v2_update_state(unsigned int state, unsigned int method) +{ + if (state > spectre_v2_state) + spectre_v2_state = state; + spectre_v2_methods |= method; +} + +ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, + char *buf) +{ + const char *method; + + if (spectre_v2_state == SPECTRE_UNAFFECTED) + return sprintf(buf, "%s\n", "Not affected"); + + if (spectre_v2_state != SPECTRE_MITIGATED) + return sprintf(buf, "%s\n", "Vulnerable"); + + if (_unprivileged_ebpf_enabled()) + return sprintf(buf, "Vulnerable: Unprivileged eBPF enabled\n"); + + switch (spectre_v2_methods) { + case SPECTRE_V2_METHOD_BPIALL: + method = "Branch predictor hardening"; + break; + + case SPECTRE_V2_METHOD_ICIALLU: + method = "I-cache invalidation"; + break; + + case SPECTRE_V2_METHOD_SMC: + case SPECTRE_V2_METHOD_HVC: + method = "Firmware call"; + break; + + case SPECTRE_V2_METHOD_LOOP8: + method = "History overwrite"; + break; + + default: + method = "Multiple mitigations"; + break; + } + + return sprintf(buf, "Mitigation: %s\n", method); +} diff --git a/arch/arm/kernel/traps.c b/arch/arm/kernel/traps.c index da04ed85855a..cae4a748811f 100644 --- a/arch/arm/kernel/traps.c +++ b/arch/arm/kernel/traps.c @@ -30,6 +30,7 @@ #include <linux/atomic.h> #include <asm/cacheflush.h> #include <asm/exception.h> +#include <asm/spectre.h> #include <asm/unistd.h> #include <asm/traps.h> #include <asm/ptrace.h> @@ -789,10 +790,59 @@ static inline void __init kuser_init(void *vectors) } #endif +#ifndef CONFIG_CPU_V7M +static void copy_from_lma(void *vma, void *lma_start, void *lma_end) +{ + memcpy(vma, lma_start, lma_end - lma_start); +} + +static void flush_vectors(void *vma, size_t offset, size_t size) +{ + unsigned long start = (unsigned long)vma + offset; + unsigned long end = start + size; + + flush_icache_range(start, end); +} + +#ifdef CONFIG_HARDEN_BRANCH_HISTORY +int spectre_bhb_update_vectors(unsigned int method) +{ + extern char __vectors_bhb_bpiall_start[], __vectors_bhb_bpiall_end[]; + extern char __vectors_bhb_loop8_start[], __vectors_bhb_loop8_end[]; + void *vec_start, *vec_end; + + if (system_state >= SYSTEM_FREEING_INITMEM) { + pr_err("CPU%u: Spectre BHB workaround too late - system vulnerable\n", + smp_processor_id()); + return SPECTRE_VULNERABLE; + } + + switch (method) { + case SPECTRE_V2_METHOD_LOOP8: + vec_start = __vectors_bhb_loop8_start; + vec_end = __vectors_bhb_loop8_end; + break; + + case SPECTRE_V2_METHOD_BPIALL: + vec_start = __vectors_bhb_bpiall_start; + vec_end = __vectors_bhb_bpiall_end; + break; + + default: + pr_err("CPU%u: unknown Spectre BHB state %d\n", + smp_processor_id(), method); + return SPECTRE_VULNERABLE; + } + + copy_from_lma(vectors_page, vec_start, vec_end); + flush_vectors(vectors_page, 0, vec_end - vec_start); + + return SPECTRE_MITIGATED; +} +#endif + void __init early_trap_init(void *vectors_base) { -#ifndef CONFIG_CPU_V7M - unsigned long vectors = (unsigned long)vectors_base; extern char __stubs_start[], __stubs_end[]; extern char __vectors_start[], __vectors_end[]; unsigned i; @@ -813,17 +863,20 @@ void __init early_trap_init(void *vectors_base) * into the vector page, mapped at 0xffff0000, and ensure these * are visible to the instruction stream. */ - memcpy((void *)vectors, __vectors_start, __vectors_end - __vectors_start); - memcpy((void *)vectors + 0x1000, __stubs_start, __stubs_end - __stubs_start); + copy_from_lma(vectors_base, __vectors_start, __vectors_end); + copy_from_lma(vectors_base + 0x1000, __stubs_start, __stubs_end); kuser_init(vectors_base); - flush_icache_range(vectors, vectors + PAGE_SIZE * 2); + flush_vectors(vectors_base, 0, PAGE_SIZE * 2); +} #else /* ifndef CONFIG_CPU_V7M */ +void __init early_trap_init(void *vectors_base) +{ /* * on V7-M there is no need to copy the vector table to a dedicated * memory area. The address is configurable and so a table in the kernel * image can be used. */ -#endif } +#endif diff --git a/arch/arm/mach-mstar/Kconfig b/arch/arm/mach-mstar/Kconfig index cd300eeedc20..0bf4d312bcfd 100644 --- a/arch/arm/mach-mstar/Kconfig +++ b/arch/arm/mach-mstar/Kconfig @@ -3,6 +3,7 @@ menuconfig ARCH_MSTARV7 depends on ARCH_MULTI_V7 select ARM_GIC select ARM_HEAVY_MB + select HAVE_ARM_ARCH_TIMER select MST_IRQ select MSTAR_MSC313_MPLL help diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 58afba346729..9724c16e9076 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -830,6 +830,7 @@ config CPU_BPREDICT_DISABLE config CPU_SPECTRE bool + select GENERIC_CPU_VULNERABILITIES config HARDEN_BRANCH_PREDICTOR bool "Harden the branch predictor against aliasing attacks" if EXPERT @@ -850,6 +851,16 @@ config HARDEN_BRANCH_PREDICTOR If unsure, say Y. +config HARDEN_BRANCH_HISTORY + bool "Harden Spectre style attacks against branch history" if EXPERT + depends on CPU_SPECTRE + default y + help + Speculation attacks against some high-performance processors can + make use of branch history to influence future speculation. When + taking an exception, a sequence of branches overwrites the branch + history, or branch history is invalidated. + config TLS_REG_EMUL bool select NEED_KUSER_HELPERS diff --git a/arch/arm/mm/init.c b/arch/arm/mm/init.c index 6d0cb0f7bc54..fe249ea91908 100644 --- a/arch/arm/mm/init.c +++ b/arch/arm/mm/init.c @@ -164,47 +164,6 @@ phys_addr_t __init arm_memblock_steal(phys_addr_t size, phys_addr_t align) return phys; } -static void __init arm_initrd_init(void) -{ -#ifdef CONFIG_BLK_DEV_INITRD - phys_addr_t start; - unsigned long size; - - initrd_start = initrd_end = 0; - - if (!phys_initrd_size) - return; - - /* - * Round the memory region to page boundaries as per free_initrd_mem() - * This allows us to detect whether the pages overlapping the initrd - * are in use, but more importantly, reserves the entire set of pages - * as we don't want these pages allocated for other purposes. - */ - start = round_down(phys_initrd_start, PAGE_SIZE); - size = phys_initrd_size + (phys_initrd_start - start); - size = round_up(size, PAGE_SIZE); - - if (!memblock_is_region_memory(start, size)) { - pr_err("INITRD: 0x%08llx+0x%08lx is not a memory region - disabling initrd\n", - (u64)start, size); - return; - } - - if (memblock_is_region_reserved(start, size)) { - pr_err("INITRD: 0x%08llx+0x%08lx overlaps in-use memory region - disabling initrd\n", - (u64)start, size); - return; - } - - memblock_reserve(start, size); - - /* Now convert initrd to virtual addresses */ - initrd_start = __phys_to_virt(phys_initrd_start); - initrd_end = initrd_start + phys_initrd_size; -#endif -} - #ifdef CONFIG_CPU_ICACHE_MISMATCH_WORKAROUND void check_cpu_icache_size(int cpuid) { @@ -226,7 +185,7 @@ void __init arm_memblock_init(const struct machine_desc *mdesc) /* Register the kernel text, kernel data and initrd with memblock. */ memblock_reserve(__pa(KERNEL_START), KERNEL_END - KERNEL_START); - arm_initrd_init(); + reserve_initrd_mem(); arm_mm_memblock_reserve(); diff --git a/arch/arm/mm/mmu.c b/arch/arm/mm/mmu.c index 274e4f73fd33..5e2be37a198e 100644 --- a/arch/arm/mm/mmu.c +++ b/arch/arm/mm/mmu.c @@ -212,12 +212,14 @@ early_param("ecc", early_ecc); static int __init early_cachepolicy(char *p) { pr_warn("cachepolicy kernel parameter not supported without cp15\n"); + return 0; } early_param("cachepolicy", early_cachepolicy); static int __init noalign_setup(char *__unused) { pr_warn("noalign kernel parameter not supported without cp15\n"); + return 1; } __setup("noalign", noalign_setup); diff --git a/arch/arm/mm/proc-v7-bugs.c b/arch/arm/mm/proc-v7-bugs.c index 114c05ab4dd9..06dbfb968182 100644 --- a/arch/arm/mm/proc-v7-bugs.c +++ b/arch/arm/mm/proc-v7-bugs.c @@ -6,8 +6,35 @@ #include <asm/cp15.h> #include <asm/cputype.h> #include <asm/proc-fns.h> +#include <asm/spectre.h> #include <asm/system_misc.h> +#ifdef CONFIG_ARM_PSCI +static int __maybe_unused spectre_v2_get_cpu_fw_mitigation_state(void) +{ + struct arm_smccc_res res; + + arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, + ARM_SMCCC_ARCH_WORKAROUND_1, &res); + + switch ((int)res.a0) { + case SMCCC_RET_SUCCESS: + return SPECTRE_MITIGATED; + + case SMCCC_ARCH_WORKAROUND_RET_UNAFFECTED: + return SPECTRE_UNAFFECTED; + + default: + return SPECTRE_VULNERABLE; + } +} +#else +static int __maybe_unused spectre_v2_get_cpu_fw_mitigation_state(void) +{ + return SPECTRE_VULNERABLE; +} +#endif + #ifdef CONFIG_HARDEN_BRANCH_PREDICTOR DEFINE_PER_CPU(harden_branch_predictor_fn_t, harden_branch_predictor_fn); @@ -36,13 +63,61 @@ static void __maybe_unused call_hvc_arch_workaround_1(void) arm_smccc_1_1_hvc(ARM_SMCCC_ARCH_WORKAROUND_1, NULL); } -static void cpu_v7_spectre_init(void) +static unsigned int spectre_v2_install_workaround(unsigned int method) { const char *spectre_v2_method = NULL; int cpu = smp_processor_id(); if (per_cpu(harden_branch_predictor_fn, cpu)) - return; + return SPECTRE_MITIGATED; + + switch (method) { + case SPECTRE_V2_METHOD_BPIALL: + per_cpu(harden_branch_predictor_fn, cpu) = + harden_branch_predictor_bpiall; + spectre_v2_method = "BPIALL"; + break; + + case SPECTRE_V2_METHOD_ICIALLU: + per_cpu(harden_branch_predictor_fn, cpu) = + harden_branch_predictor_iciallu; + spectre_v2_method = "ICIALLU"; + break; + + case SPECTRE_V2_METHOD_HVC: + per_cpu(harden_branch_predictor_fn, cpu) = + call_hvc_arch_workaround_1; + cpu_do_switch_mm = cpu_v7_hvc_switch_mm; + spectre_v2_method = "hypervisor"; + break; + + case SPECTRE_V2_METHOD_SMC: + per_cpu(harden_branch_predictor_fn, cpu) = + call_smc_arch_workaround_1; + cpu_do_switch_mm = cpu_v7_smc_switch_mm; + spectre_v2_method = "firmware"; + break; + } + + if (spectre_v2_method) + pr_info("CPU%u: Spectre v2: using %s workaround\n", + smp_processor_id(), spectre_v2_method); + + return SPECTRE_MITIGATED; +} +#else +static unsigned int spectre_v2_install_workaround(unsigned int method) +{ + pr_info("CPU%u: Spectre V2: workarounds disabled by configuration\n", + smp_processor_id()); + + return SPECTRE_VULNERABLE; +} +#endif + +static void cpu_v7_spectre_v2_init(void) +{ + unsigned int state, method = 0; switch (read_cpuid_part()) { case ARM_CPU_PART_CORTEX_A8: @@ -51,69 +126,133 @@ static void cpu_v7_spectre_init(void) case ARM_CPU_PART_CORTEX_A17: case ARM_CPU_PART_CORTEX_A73: case ARM_CPU_PART_CORTEX_A75: - per_cpu(harden_branch_predictor_fn, cpu) = - harden_branch_predictor_bpiall; - spectre_v2_method = "BPIALL"; + state = SPECTRE_MITIGATED; + method = SPECTRE_V2_METHOD_BPIALL; break; case ARM_CPU_PART_CORTEX_A15: case ARM_CPU_PART_BRAHMA_B15: - per_cpu(harden_branch_predictor_fn, cpu) = - harden_branch_predictor_iciallu; - spectre_v2_method = "ICIALLU"; + state = SPECTRE_MITIGATED; + method = SPECTRE_V2_METHOD_ICIALLU; break; -#ifdef CONFIG_ARM_PSCI case ARM_CPU_PART_BRAHMA_B53: /* Requires no workaround */ + state = SPECTRE_UNAFFECTED; break; + default: /* Other ARM CPUs require no workaround */ - if (read_cpuid_implementor() == ARM_CPU_IMP_ARM) + if (read_cpuid_implementor() == ARM_CPU_IMP_ARM) { + state = SPECTRE_UNAFFECTED; break; + } + fallthrough; - /* Cortex A57/A72 require firmware workaround */ - case ARM_CPU_PART_CORTEX_A57: - case ARM_CPU_PART_CORTEX_A72: { - struct arm_smccc_res res; - arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, - ARM_SMCCC_ARCH_WORKAROUND_1, &res); - if ((int)res.a0 != 0) - return; + /* Cortex A57/A72 require firmware workaround */ + case ARM_CPU_PART_CORTEX_A57: + case ARM_CPU_PART_CORTEX_A72: + state = spectre_v2_get_cpu_fw_mitigation_state(); + if (state != SPECTRE_MITIGATED) + break; switch (arm_smccc_1_1_get_conduit()) { case SMCCC_CONDUIT_HVC: - per_cpu(harden_branch_predictor_fn, cpu) = - call_hvc_arch_workaround_1; - cpu_do_switch_mm = cpu_v7_hvc_switch_mm; - spectre_v2_method = "hypervisor"; + method = SPECTRE_V2_METHOD_HVC; break; case SMCCC_CONDUIT_SMC: - per_cpu(harden_branch_predictor_fn, cpu) = - call_smc_arch_workaround_1; - cpu_do_switch_mm = cpu_v7_smc_switch_mm; - spectre_v2_method = "firmware"; + method = SPECTRE_V2_METHOD_SMC; break; default: + state = SPECTRE_VULNERABLE; break; } } -#endif + + if (state == SPECTRE_MITIGATED) + state = spectre_v2_install_workaround(method); + + spectre_v2_update_state(state, method); +} + +#ifdef CONFIG_HARDEN_BRANCH_HISTORY +static int spectre_bhb_method; + +static const char *spectre_bhb_method_name(int method) +{ + switch (method) { + case SPECTRE_V2_METHOD_LOOP8: + return "loop"; + + case SPECTRE_V2_METHOD_BPIALL: + return "BPIALL"; + + default: + return "unknown"; } +} - if (spectre_v2_method) - pr_info("CPU%u: Spectre v2: using %s workaround\n", - smp_processor_id(), spectre_v2_method); +static int spectre_bhb_install_workaround(int method) +{ + if (spectre_bhb_method != method) { + if (spectre_bhb_method) { + pr_err("CPU%u: Spectre BHB: method disagreement, system vulnerable\n", + smp_processor_id()); + + return SPECTRE_VULNERABLE; + } + + if (spectre_bhb_update_vectors(method) == SPECTRE_VULNERABLE) + return SPECTRE_VULNERABLE; + + spectre_bhb_method = method; + } + + pr_info("CPU%u: Spectre BHB: using %s workaround\n", + smp_processor_id(), spectre_bhb_method_name(method)); + + return SPECTRE_MITIGATED; } #else -static void cpu_v7_spectre_init(void) +static int spectre_bhb_install_workaround(int method) { + return SPECTRE_VULNERABLE; } #endif +static void cpu_v7_spectre_bhb_init(void) +{ + unsigned int state, method = 0; + + switch (read_cpuid_part()) { + case ARM_CPU_PART_CORTEX_A15: + case ARM_CPU_PART_BRAHMA_B15: + case ARM_CPU_PART_CORTEX_A57: + case ARM_CPU_PART_CORTEX_A72: + state = SPECTRE_MITIGATED; + method = SPECTRE_V2_METHOD_LOOP8; + break; + + case ARM_CPU_PART_CORTEX_A73: + case ARM_CPU_PART_CORTEX_A75: + state = SPECTRE_MITIGATED; + method = SPECTRE_V2_METHOD_BPIALL; + break; + + default: + state = SPECTRE_UNAFFECTED; + break; + } + + if (state == SPECTRE_MITIGATED) + state = spectre_bhb_install_workaround(method); + + spectre_v2_update_state(state, method); +} + static __maybe_unused bool cpu_v7_check_auxcr_set(bool *warned, u32 mask, const char *msg) { @@ -142,16 +281,17 @@ static bool check_spectre_auxcr(bool *warned, u32 bit) void cpu_v7_ca8_ibe(void) { if (check_spectre_auxcr(this_cpu_ptr(&spectre_warned), BIT(6))) - cpu_v7_spectre_init(); + cpu_v7_spectre_v2_init(); } void cpu_v7_ca15_ibe(void) { if (check_spectre_auxcr(this_cpu_ptr(&spectre_warned), BIT(0))) - cpu_v7_spectre_init(); + cpu_v7_spectre_v2_init(); } void cpu_v7_bugs_init(void) { - cpu_v7_spectre_init(); + cpu_v7_spectre_v2_init(); + cpu_v7_spectre_bhb_init(); } diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile index 7c9e395b77f7..ec52b776f926 100644 --- a/arch/arm/vdso/Makefile +++ b/arch/arm/vdso/Makefile @@ -18,7 +18,7 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO32 ldflags-$(CONFIG_CPU_ENDIAN_BE8) := --be8 ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \ - -z max-page-size=4096 -nostdlib -shared $(ldflags-y) \ + -z max-page-size=4096 -shared $(ldflags-y) \ --hash-style=sysv --build-id=sha1 \ -T diff --git a/arch/arm64/Kconfig b/arch/arm64/Kconfig index 09b885cc4db5..a555f409ba95 100644 --- a/arch/arm64/Kconfig +++ b/arch/arm64/Kconfig @@ -10,6 +10,7 @@ config ARM64 select ACPI_SPCR_TABLE if ACPI select ACPI_PPTT if ACPI select ARCH_HAS_DEBUG_WX + select ARCH_BINFMT_ELF_EXTRA_PHDRS select ARCH_BINFMT_ELF_STATE select ARCH_CORRECT_STACKTRACE_ON_KRETPROBE select ARCH_ENABLE_HUGEPAGE_MIGRATION if HUGETLB_PAGE && MIGRATION @@ -891,13 +892,17 @@ config CAVIUM_ERRATUM_23144 If unsure, say Y. config CAVIUM_ERRATUM_23154 - bool "Cavium erratum 23154: Access to ICC_IAR1_EL1 is not sync'ed" + bool "Cavium errata 23154 and 38545: GICv3 lacks HW synchronisation" default y help - The gicv3 of ThunderX requires a modified version for + The ThunderX GICv3 implementation requires a modified version for reading the IAR status to ensure data synchronization (access to icc_iar1_el1 is not sync'ed before and after). + It also suffers from erratum 38545 (also present on Marvell's + OcteonTX and OcteonTX2), resulting in deactivated interrupts being + spuriously presented to the CPU interface. + If unsure, say Y. config CAVIUM_ERRATUM_27456 @@ -1252,9 +1257,6 @@ config HW_PERF_EVENTS def_bool y depends on ARM_PMU -config ARCH_HAS_FILTER_PGPROT - def_bool y - # Supported by clang >= 7.0 config CC_HAVE_SHADOW_CALL_STACK def_bool $(cc-option, -fsanitize=shadow-call-stack -ffixed-x18) @@ -1383,6 +1385,15 @@ config UNMAP_KERNEL_AT_EL0 If unsure, say Y. +config MITIGATE_SPECTRE_BRANCH_HISTORY + bool "Mitigate Spectre style attacks against branch history" if EXPERT + default y + help + Speculation attacks against some high-performance processors can + make use of branch history to influence future speculation. + When taking an exception from user-space, a sequence of branches + or a firmware call overwrites the branch history. + config RODATA_FULL_DEFAULT_ENABLED bool "Apply r/o permissions of VM areas also to their linear aliases" default y diff --git a/arch/arm64/boot/dts/apple/t8103.dtsi b/arch/arm64/boot/dts/apple/t8103.dtsi index 19afbc91020a..9f8f4145db88 100644 --- a/arch/arm64/boot/dts/apple/t8103.dtsi +++ b/arch/arm64/boot/dts/apple/t8103.dtsi @@ -97,6 +97,18 @@ <AIC_FIQ AIC_TMR_HV_VIRT IRQ_TYPE_LEVEL_HIGH>; }; + pmu-e { + compatible = "apple,icestorm-pmu"; + interrupt-parent = <&aic>; + interrupts = <AIC_FIQ AIC_CPU_PMU_E IRQ_TYPE_LEVEL_HIGH>; + }; + + pmu-p { + compatible = "apple,firestorm-pmu"; + interrupt-parent = <&aic>; + interrupts = <AIC_FIQ AIC_CPU_PMU_P IRQ_TYPE_LEVEL_HIGH>; + }; + clkref: clock-ref { compatible = "fixed-clock"; #clock-cells = <0>; @@ -213,6 +225,18 @@ interrupt-controller; reg = <0x2 0x3b100000 0x0 0x8000>; power-domains = <&ps_aic>; + + affinities { + e-core-pmu-affinity { + apple,fiq-index = <AIC_CPU_PMU_E>; + cpus = <&cpu0 &cpu1 &cpu2 &cpu3>; + }; + + p-core-pmu-affinity { + apple,fiq-index = <AIC_CPU_PMU_P>; + cpus = <&cpu4 &cpu5 &cpu6 &cpu7>; + }; + }; }; pmgr: power-management@23b700000 { diff --git a/arch/arm64/boot/dts/arm/juno-base.dtsi b/arch/arm64/boot/dts/arm/juno-base.dtsi index 6288e104a089..a2635b14da30 100644 --- a/arch/arm64/boot/dts/arm/juno-base.dtsi +++ b/arch/arm64/boot/dts/arm/juno-base.dtsi @@ -543,8 +543,7 @@ <0x02000000 0x00 0x50000000 0x00 0x50000000 0x0 0x08000000>, <0x42000000 0x40 0x00000000 0x40 0x00000000 0x1 0x00000000>; /* Standard AXI Translation entries as programmed by EDK2 */ - dma-ranges = <0x02000000 0x0 0x2c1c0000 0x0 0x2c1c0000 0x0 0x00040000>, - <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>, + dma-ranges = <0x02000000 0x0 0x80000000 0x0 0x80000000 0x0 0x80000000>, <0x43000000 0x8 0x00000000 0x8 0x00000000 0x2 0x00000000>; #interrupt-cells = <1>; interrupt-map-mask = <0 0 0 7>; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi index 3ed1f2c51cad..18e529118476 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls1088a.dtsi @@ -253,18 +253,18 @@ interrupt-controller; reg = <0x14 4>; interrupt-map = - <0 0 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, - <1 0 &gic 0 0 GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, - <2 0 &gic 0 0 GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, - <3 0 &gic 0 0 GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, - <4 0 &gic 0 0 GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, - <5 0 &gic 0 0 GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, - <6 0 &gic 0 0 GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, - <7 0 &gic 0 0 GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, - <8 0 &gic 0 0 GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, - <9 0 &gic 0 0 GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, - <10 0 &gic 0 0 GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, - <11 0 &gic 0 0 GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + <0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <8 0 &gic GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <9 0 &gic GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, + <10 0 &gic GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, + <11 0 &gic GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; interrupt-map-mask = <0xffffffff 0x0>; }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi index 3cb9c21d2775..1282b61da8a5 100644 --- a/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-ls208xa.dtsi @@ -293,18 +293,18 @@ interrupt-controller; reg = <0x14 4>; interrupt-map = - <0 0 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, - <1 0 &gic 0 0 GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, - <2 0 &gic 0 0 GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, - <3 0 &gic 0 0 GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, - <4 0 &gic 0 0 GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, - <5 0 &gic 0 0 GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, - <6 0 &gic 0 0 GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, - <7 0 &gic 0 0 GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, - <8 0 &gic 0 0 GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, - <9 0 &gic 0 0 GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, - <10 0 &gic 0 0 GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, - <11 0 &gic 0 0 GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + <0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <8 0 &gic GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <9 0 &gic GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, + <10 0 &gic GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, + <11 0 &gic GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; interrupt-map-mask = <0xffffffff 0x0>; }; }; diff --git a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi index 7032505f5ef3..3c611cb4f5fe 100644 --- a/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi +++ b/arch/arm64/boot/dts/freescale/fsl-lx2160a.dtsi @@ -680,18 +680,18 @@ interrupt-controller; reg = <0x14 4>; interrupt-map = - <0 0 &gic 0 0 GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, - <1 0 &gic 0 0 GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, - <2 0 &gic 0 0 GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, - <3 0 &gic 0 0 GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, - <4 0 &gic 0 0 GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, - <5 0 &gic 0 0 GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, - <6 0 &gic 0 0 GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, - <7 0 &gic 0 0 GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, - <8 0 &gic 0 0 GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, - <9 0 &gic 0 0 GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, - <10 0 &gic 0 0 GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, - <11 0 &gic 0 0 GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; + <0 0 &gic GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, + <1 0 &gic GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, + <2 0 &gic GIC_SPI 2 IRQ_TYPE_LEVEL_HIGH>, + <3 0 &gic GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>, + <4 0 &gic GIC_SPI 4 IRQ_TYPE_LEVEL_HIGH>, + <5 0 &gic GIC_SPI 5 IRQ_TYPE_LEVEL_HIGH>, + <6 0 &gic GIC_SPI 6 IRQ_TYPE_LEVEL_HIGH>, + <7 0 &gic GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>, + <8 0 &gic GIC_SPI 8 IRQ_TYPE_LEVEL_HIGH>, + <9 0 &gic GIC_SPI 9 IRQ_TYPE_LEVEL_HIGH>, + <10 0 &gic GIC_SPI 10 IRQ_TYPE_LEVEL_HIGH>, + <11 0 &gic GIC_SPI 11 IRQ_TYPE_LEVEL_HIGH>; interrupt-map-mask = <0xffffffff 0x0>; }; }; diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi index f77f90ed416f..0c7a72c51a31 100644 --- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi @@ -707,7 +707,6 @@ clocks = <&clk IMX8MM_CLK_VPU_DEC_ROOT>; assigned-clocks = <&clk IMX8MM_CLK_VPU_BUS>; assigned-clock-parents = <&clk IMX8MM_SYS_PLL1_800M>; - resets = <&src IMX8MQ_RESET_VPU_RESET>; }; pgc_vpu_g1: power-domain@7 { diff --git a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi index a987ff7156bd..09f7364dd1d0 100644 --- a/arch/arm64/boot/dts/freescale/imx8ulp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8ulp.dtsi @@ -132,7 +132,7 @@ scmi_sensor: protocol@15 { reg = <0x15>; - #thermal-sensor-cells = <0>; + #thermal-sensor-cells = <1>; }; }; }; diff --git a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi index 0dd2d2ee765a..f4270cf18996 100644 --- a/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi +++ b/arch/arm64/boot/dts/intel/socfpga_agilex.dtsi @@ -502,7 +502,7 @@ }; usb0: usb@ffb00000 { - compatible = "snps,dwc2"; + compatible = "intel,socfpga-agilex-hsotg", "snps,dwc2"; reg = <0xffb00000 0x40000>; interrupts = <GIC_SPI 93 IRQ_TYPE_LEVEL_HIGH>; phys = <&usbphy0>; @@ -515,7 +515,7 @@ }; usb1: usb@ffb40000 { - compatible = "snps,dwc2"; + compatible = "intel,socfpga-agilex-hsotg", "snps,dwc2"; reg = <0xffb40000 0x40000>; interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>; phys = <&usbphy0>; diff --git a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts index 04da07ae4420..1cee26479bfe 100644 --- a/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts +++ b/arch/arm64/boot/dts/marvell/armada-3720-turris-mox.dts @@ -18,6 +18,7 @@ aliases { spi0 = &spi0; + ethernet0 = ð0; ethernet1 = ð1; mmc0 = &sdhci0; mmc1 = &sdhci1; @@ -138,7 +139,9 @@ /* * U-Boot port for Turris Mox has a bug which always expects that "ranges" DT property * contains exactly 2 ranges with 3 (child) address cells, 2 (parent) address cells and - * 2 size cells and also expects that the second range starts at 16 MB offset. If these + * 2 size cells and also expects that the second range starts at 16 MB offset. Also it + * expects that first range uses same address for PCI (child) and CPU (parent) cells (so + * no remapping) and that this address is the lowest from all specified ranges. If these * conditions are not met then U-Boot crashes during loading kernel DTB file. PCIe address * space is 128 MB long, so the best split between MEM and IO is to use fixed 16 MB window * for IO and the rest 112 MB (64+32+16) for MEM, despite that maximal IO size is just 64 kB. @@ -147,6 +150,9 @@ * https://source.denx.de/u-boot/u-boot/-/commit/cb2ddb291ee6fcbddd6d8f4ff49089dfe580f5d7 * https://source.denx.de/u-boot/u-boot/-/commit/c64ac3b3185aeb3846297ad7391fc6df8ecd73bf * https://source.denx.de/u-boot/u-boot/-/commit/4a82fca8e330157081fc132a591ebd99ba02ee33 + * Bug related to requirement of same child and parent addresses for first range is fixed + * in U-Boot version 2022.04 by following commit: + * https://source.denx.de/u-boot/u-boot/-/commit/1fd54253bca7d43d046bba4853fe5fafd034bc17 */ #address-cells = <3>; #size-cells = <2>; diff --git a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi index 673f4906eef9..fb78ef613b29 100644 --- a/arch/arm64/boot/dts/marvell/armada-37xx.dtsi +++ b/arch/arm64/boot/dts/marvell/armada-37xx.dtsi @@ -499,7 +499,7 @@ * (totaling 127 MiB) for MEM. */ ranges = <0x82000000 0 0xe8000000 0 0xe8000000 0 0x07f00000 /* Port 0 MEM */ - 0x81000000 0 0xefff0000 0 0xefff0000 0 0x00010000>; /* Port 0 IO */ + 0x81000000 0 0x00000000 0 0xefff0000 0 0x00010000>; /* Port 0 IO */ interrupt-map-mask = <0 0 0 7>; interrupt-map = <0 0 0 1 &pcie_intc 0>, <0 0 0 2 &pcie_intc 1>, diff --git a/arch/arm64/boot/dts/nvidia/tegra194.dtsi b/arch/arm64/boot/dts/nvidia/tegra194.dtsi index 2d48c3715fc6..aaa00da5351d 100644 --- a/arch/arm64/boot/dts/nvidia/tegra194.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra194.dtsi @@ -1584,7 +1584,7 @@ #iommu-cells = <1>; nvidia,memory-controller = <&mc>; - status = "okay"; + status = "disabled"; }; smmu: iommu@12000000 { diff --git a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts index 58845a14805f..e2b9ec134cb1 100644 --- a/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts +++ b/arch/arm64/boot/dts/qcom/sdm850-lenovo-yoga-c630.dts @@ -807,3 +807,8 @@ qcom,snoc-host-cap-8bit-quirk; }; + +&crypto { + /* FIXME: qce_start triggers an SError */ + status= "disable"; +}; diff --git a/arch/arm64/boot/dts/qcom/sm8350.dtsi b/arch/arm64/boot/dts/qcom/sm8350.dtsi index 53b39e718fb6..4b19744bcfb3 100644 --- a/arch/arm64/boot/dts/qcom/sm8350.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8350.dtsi @@ -35,6 +35,24 @@ clock-frequency = <32000>; #clock-cells = <0>; }; + + ufs_phy_rx_symbol_0_clk: ufs-phy-rx-symbol-0 { + compatible = "fixed-clock"; + clock-frequency = <1000>; + #clock-cells = <0>; + }; + + ufs_phy_rx_symbol_1_clk: ufs-phy-rx-symbol-1 { + compatible = "fixed-clock"; + clock-frequency = <1000>; + #clock-cells = <0>; + }; + + ufs_phy_tx_symbol_0_clk: ufs-phy-tx-symbol-0 { + compatible = "fixed-clock"; + clock-frequency = <1000>; + #clock-cells = <0>; + }; }; cpus { @@ -603,9 +621,9 @@ <0>, <0>, <0>, - <0>, - <0>, - <0>, + <&ufs_phy_rx_symbol_0_clk>, + <&ufs_phy_rx_symbol_1_clk>, + <&ufs_phy_tx_symbol_0_clk>, <0>, <0>; }; @@ -1923,8 +1941,8 @@ <75000000 300000000>, <0 0>, <0 0>, - <75000000 300000000>, - <75000000 300000000>; + <0 0>, + <0 0>; status = "disabled"; }; diff --git a/arch/arm64/boot/dts/qcom/sm8450.dtsi b/arch/arm64/boot/dts/qcom/sm8450.dtsi index 10c25ad2d0c7..02b97e838c47 100644 --- a/arch/arm64/boot/dts/qcom/sm8450.dtsi +++ b/arch/arm64/boot/dts/qcom/sm8450.dtsi @@ -726,7 +726,7 @@ compatible = "qcom,sm8450-smmu-500", "arm,mmu-500"; reg = <0 0x15000000 0 0x100000>; #iommu-cells = <2>; - #global-interrupts = <2>; + #global-interrupts = <1>; interrupts = <GIC_SPI 65 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 98 IRQ_TYPE_LEVEL_HIGH>, @@ -813,6 +813,7 @@ <GIC_SPI 412 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 421 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 707 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 423 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 424 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 425 IRQ_TYPE_LEVEL_HIGH>, <GIC_SPI 690 IRQ_TYPE_LEVEL_HIGH>, @@ -1072,9 +1073,10 @@ <&gcc GCC_USB30_PRIM_MASTER_CLK>, <&gcc GCC_AGGRE_USB3_PRIM_AXI_CLK>, <&gcc GCC_USB30_PRIM_MOCK_UTMI_CLK>, - <&gcc GCC_USB30_PRIM_SLEEP_CLK>; + <&gcc GCC_USB30_PRIM_SLEEP_CLK>, + <&gcc GCC_USB3_0_CLKREF_EN>; clock-names = "cfg_noc", "core", "iface", "mock_utmi", - "sleep"; + "sleep", "xo"; assigned-clocks = <&gcc GCC_USB30_PRIM_MOCK_UTMI_CLK>, <&gcc GCC_USB30_PRIM_MASTER_CLK>; diff --git a/arch/arm64/boot/dts/rockchip/px30.dtsi b/arch/arm64/boot/dts/rockchip/px30.dtsi index f972704dfe7a..56dfbb2e2fa6 100644 --- a/arch/arm64/boot/dts/rockchip/px30.dtsi +++ b/arch/arm64/boot/dts/rockchip/px30.dtsi @@ -711,7 +711,7 @@ clock-names = "pclk", "timer"; }; - dmac: dmac@ff240000 { + dmac: dma-controller@ff240000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x0 0xff240000 0x0 0x4000>; interrupts = <GIC_SPI 1 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/rockchip/rk3328.dtsi b/arch/arm64/boot/dts/rockchip/rk3328.dtsi index 39db0b85b4da..b822533dc7f1 100644 --- a/arch/arm64/boot/dts/rockchip/rk3328.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3328.dtsi @@ -489,7 +489,7 @@ status = "disabled"; }; - dmac: dmac@ff1f0000 { + dmac: dma-controller@ff1f0000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x0 0xff1f0000 0x0 0x4000>; interrupts = <GIC_SPI 0 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi index 45a5ae5d2027..162f08bca0d4 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru.dtsi @@ -286,7 +286,7 @@ sound: sound { compatible = "rockchip,rk3399-gru-sound"; - rockchip,cpu = <&i2s0 &i2s2>; + rockchip,cpu = <&i2s0 &spdif>; }; }; @@ -437,10 +437,6 @@ ap_i2c_audio: &i2c8 { status = "okay"; }; -&i2s2 { - status = "okay"; -}; - &io_domains { status = "okay"; @@ -537,6 +533,17 @@ ap_i2c_audio: &i2c8 { vqmmc-supply = <&ppvar_sd_card_io>; }; +&spdif { + status = "okay"; + + /* + * SPDIF is routed internally to DP; we either don't use these pins, or + * mux them to something else. + */ + /delete-property/ pinctrl-0; + /delete-property/ pinctrl-names; +}; + &spi1 { status = "okay"; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts index 292bb7e80cf3..3ae5d727e367 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma-haikou.dts @@ -232,6 +232,7 @@ &usbdrd_dwc3_0 { dr_mode = "otg"; + extcon = <&extcon_usb3>; status = "okay"; }; diff --git a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi index fb67db4619ea..08fa00364b42 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399-puma.dtsi @@ -25,6 +25,13 @@ }; }; + extcon_usb3: extcon-usb3 { + compatible = "linux,extcon-usb-gpio"; + id-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&usb3_id>; + }; + clkin_gmac: external-gmac-clock { compatible = "fixed-clock"; clock-frequency = <125000000>; @@ -422,9 +429,22 @@ <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; }; }; + + usb3 { + usb3_id: usb3-id { + rockchip,pins = + <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; }; &sdhci { + /* + * Signal integrity isn't great at 200MHz but 100MHz has proven stable + * enough. + */ + max-frequency = <100000000>; + bus-width = <8>; mmc-hs400-1_8v; mmc-hs400-enhanced-strobe; diff --git a/arch/arm64/boot/dts/rockchip/rk3399.dtsi b/arch/arm64/boot/dts/rockchip/rk3399.dtsi index d3cdf6f42a30..080457a68e3c 100644 --- a/arch/arm64/boot/dts/rockchip/rk3399.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3399.dtsi @@ -1881,10 +1881,10 @@ interrupts = <GIC_SPI 23 IRQ_TYPE_LEVEL_HIGH 0>; clocks = <&cru PCLK_HDMI_CTRL>, <&cru SCLK_HDMI_SFR>, - <&cru PLL_VPLL>, + <&cru SCLK_HDMI_CEC>, <&cru PCLK_VIO_GRF>, - <&cru SCLK_HDMI_CEC>; - clock-names = "iahb", "isfr", "vpll", "grf", "cec"; + <&cru PLL_VPLL>; + clock-names = "iahb", "isfr", "cec", "grf", "vpll"; power-domains = <&power RK3399_PD_HDCP>; reg-io-width = <4>; rockchip,grf = <&grf>; diff --git a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts index 166399b7f13f..d9eb92d59099 100644 --- a/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts +++ b/arch/arm64/boot/dts/rockchip/rk3566-quartz64-a.dts @@ -285,8 +285,6 @@ vcc_ddr: DCDC_REG3 { regulator-always-on; regulator-boot-on; - regulator-min-microvolt = <1100000>; - regulator-max-microvolt = <1100000>; regulator-initial-mode = <0x2>; regulator-name = "vcc_ddr"; regulator-state-mem { diff --git a/arch/arm64/boot/dts/rockchip/rk3568.dtsi b/arch/arm64/boot/dts/rockchip/rk3568.dtsi index 2fd313a295f8..d91df1cde736 100644 --- a/arch/arm64/boot/dts/rockchip/rk3568.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk3568.dtsi @@ -32,13 +32,11 @@ clocks = <&cru SCLK_GMAC0>, <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_MAC0_REFOUT>, <&cru ACLK_GMAC0>, <&cru PCLK_GMAC0>, - <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>, - <&cru PCLK_XPCS>; + <&cru SCLK_GMAC0_RX_TX>, <&cru CLK_GMAC0_PTP_REF>; clock-names = "stmmaceth", "mac_clk_rx", "mac_clk_tx", "clk_mac_refout", "aclk_mac", "pclk_mac", - "clk_mac_speed", "ptp_ref", - "pclk_xpcs"; + "clk_mac_speed", "ptp_ref"; resets = <&cru SRST_A_GMAC0>; reset-names = "stmmaceth"; rockchip,grf = <&grf>; diff --git a/arch/arm64/boot/dts/rockchip/rk356x.dtsi b/arch/arm64/boot/dts/rockchip/rk356x.dtsi index a68033a23975..8ccce54ee8e7 100644 --- a/arch/arm64/boot/dts/rockchip/rk356x.dtsi +++ b/arch/arm64/boot/dts/rockchip/rk356x.dtsi @@ -651,7 +651,7 @@ status = "disabled"; }; - dmac0: dmac@fe530000 { + dmac0: dma-controller@fe530000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x0 0xfe530000 0x0 0x4000>; interrupts = <GIC_SPI 14 IRQ_TYPE_LEVEL_HIGH>, @@ -662,7 +662,7 @@ #dma-cells = <1>; }; - dmac1: dmac@fe550000 { + dmac1: dma-controller@fe550000 { compatible = "arm,pl330", "arm,primecell"; reg = <0x0 0xfe550000 0x0 0x4000>; interrupts = <GIC_SPI 16 IRQ_TYPE_LEVEL_HIGH>, diff --git a/arch/arm64/include/asm/apple_m1_pmu.h b/arch/arm64/include/asm/apple_m1_pmu.h new file mode 100644 index 000000000000..99483b19b99f --- /dev/null +++ b/arch/arm64/include/asm/apple_m1_pmu.h @@ -0,0 +1,64 @@ +// SPDX-License-Identifier: GPL-2.0 + +#ifndef __ASM_APPLE_M1_PMU_h +#define __ASM_APPLE_M1_PMU_h + +#include <linux/bits.h> +#include <asm/sysreg.h> + +/* Counters */ +#define SYS_IMP_APL_PMC0_EL1 sys_reg(3, 2, 15, 0, 0) +#define SYS_IMP_APL_PMC1_EL1 sys_reg(3, 2, 15, 1, 0) +#define SYS_IMP_APL_PMC2_EL1 sys_reg(3, 2, 15, 2, 0) +#define SYS_IMP_APL_PMC3_EL1 sys_reg(3, 2, 15, 3, 0) +#define SYS_IMP_APL_PMC4_EL1 sys_reg(3, 2, 15, 4, 0) +#define SYS_IMP_APL_PMC5_EL1 sys_reg(3, 2, 15, 5, 0) +#define SYS_IMP_APL_PMC6_EL1 sys_reg(3, 2, 15, 6, 0) +#define SYS_IMP_APL_PMC7_EL1 sys_reg(3, 2, 15, 7, 0) +#define SYS_IMP_APL_PMC8_EL1 sys_reg(3, 2, 15, 9, 0) +#define SYS_IMP_APL_PMC9_EL1 sys_reg(3, 2, 15, 10, 0) + +/* Core PMC control register */ +#define SYS_IMP_APL_PMCR0_EL1 sys_reg(3, 1, 15, 0, 0) +#define PMCR0_CNT_ENABLE_0_7 GENMASK(7, 0) +#define PMCR0_IMODE GENMASK(10, 8) +#define PMCR0_IMODE_OFF 0 +#define PMCR0_IMODE_PMI 1 +#define PMCR0_IMODE_AIC 2 +#define PMCR0_IMODE_HALT 3 +#define PMCR0_IMODE_FIQ 4 +#define PMCR0_IACT BIT(11) +#define PMCR0_PMI_ENABLE_0_7 GENMASK(19, 12) +#define PMCR0_STOP_CNT_ON_PMI BIT(20) +#define PMCR0_CNT_GLOB_L2C_EVT BIT(21) +#define PMCR0_DEFER_PMI_TO_ERET BIT(22) +#define PMCR0_ALLOW_CNT_EN_EL0 BIT(30) +#define PMCR0_CNT_ENABLE_8_9 GENMASK(33, 32) +#define PMCR0_PMI_ENABLE_8_9 GENMASK(45, 44) + +#define SYS_IMP_APL_PMCR1_EL1 sys_reg(3, 1, 15, 1, 0) +#define PMCR1_COUNT_A64_EL0_0_7 GENMASK(15, 8) +#define PMCR1_COUNT_A64_EL1_0_7 GENMASK(23, 16) +#define PMCR1_COUNT_A64_EL0_8_9 GENMASK(41, 40) +#define PMCR1_COUNT_A64_EL1_8_9 GENMASK(49, 48) + +#define SYS_IMP_APL_PMCR2_EL1 sys_reg(3, 1, 15, 2, 0) +#define SYS_IMP_APL_PMCR3_EL1 sys_reg(3, 1, 15, 3, 0) +#define SYS_IMP_APL_PMCR4_EL1 sys_reg(3, 1, 15, 4, 0) + +#define SYS_IMP_APL_PMESR0_EL1 sys_reg(3, 1, 15, 5, 0) +#define PMESR0_EVT_CNT_2 GENMASK(7, 0) +#define PMESR0_EVT_CNT_3 GENMASK(15, 8) +#define PMESR0_EVT_CNT_4 GENMASK(23, 16) +#define PMESR0_EVT_CNT_5 GENMASK(31, 24) + +#define SYS_IMP_APL_PMESR1_EL1 sys_reg(3, 1, 15, 6, 0) +#define PMESR1_EVT_CNT_6 GENMASK(7, 0) +#define PMESR1_EVT_CNT_7 GENMASK(15, 8) +#define PMESR1_EVT_CNT_8 GENMASK(23, 16) +#define PMESR1_EVT_CNT_9 GENMASK(31, 24) + +#define SYS_IMP_APL_PMSR_EL1 sys_reg(3, 1, 15, 13, 0) +#define PMSR_OVERFLOW GENMASK(9, 0) + +#endif /* __ASM_APPLE_M1_PMU_h */ diff --git a/arch/arm64/include/asm/arch_gicv3.h b/arch/arm64/include/asm/arch_gicv3.h index 4ad22c3135db..8bd5afc7b692 100644 --- a/arch/arm64/include/asm/arch_gicv3.h +++ b/arch/arm64/include/asm/arch_gicv3.h @@ -53,17 +53,36 @@ static inline u64 gic_read_iar_common(void) * The gicv3 of ThunderX requires a modified version for reading the * IAR status to ensure data synchronization (access to icc_iar1_el1 * is not sync'ed before and after). + * + * Erratum 38545 + * + * When a IAR register read races with a GIC interrupt RELEASE event, + * GIC-CPU interface could wrongly return a valid INTID to the CPU + * for an interrupt that is already released(non activated) instead of 0x3ff. + * + * To workaround this, return a valid interrupt ID only if there is a change + * in the active priority list after the IAR read. + * + * Common function used for both the workarounds since, + * 1. On Thunderx 88xx 1.x both erratas are applicable. + * 2. Having extra nops doesn't add any side effects for Silicons where + * erratum 23154 is not applicable. */ static inline u64 gic_read_iar_cavium_thunderx(void) { - u64 irqstat; + u64 irqstat, apr; + apr = read_sysreg_s(SYS_ICC_AP1R0_EL1); nops(8); irqstat = read_sysreg_s(SYS_ICC_IAR1_EL1); nops(4); mb(); - return irqstat; + /* Max priority groups implemented is only 32 */ + if (likely(apr != read_sysreg_s(SYS_ICC_AP1R0_EL1))) + return irqstat; + + return 0x3ff; } static inline void gic_write_ctlr(u32 val) diff --git a/arch/arm64/include/asm/archrandom.h b/arch/arm64/include/asm/archrandom.h index 09e43272ccb0..d1bb5e71df25 100644 --- a/arch/arm64/include/asm/archrandom.h +++ b/arch/arm64/include/asm/archrandom.h @@ -42,13 +42,47 @@ static inline bool __arm64_rndr(unsigned long *v) return ok; } +static inline bool __arm64_rndrrs(unsigned long *v) +{ + bool ok; + + /* + * Reads of RNDRRS set PSTATE.NZCV to 0b0000 on success, + * and set PSTATE.NZCV to 0b0100 otherwise. + */ + asm volatile( + __mrs_s("%0", SYS_RNDRRS_EL0) "\n" + " cset %w1, ne\n" + : "=r" (*v), "=r" (ok) + : + : "cc"); + + return ok; +} + static inline bool __must_check arch_get_random_long(unsigned long *v) { + /* + * Only support the generic interface after we have detected + * the system wide capability, avoiding complexity with the + * cpufeature code and with potential scheduling between CPUs + * with and without the feature. + */ + if (cpus_have_const_cap(ARM64_HAS_RNG) && __arm64_rndr(v)) + return true; return false; } static inline bool __must_check arch_get_random_int(unsigned int *v) { + if (cpus_have_const_cap(ARM64_HAS_RNG)) { + unsigned long val; + + if (__arm64_rndr(&val)) { + *v = val; + return true; + } + } return false; } @@ -71,12 +105,11 @@ static inline bool __must_check arch_get_random_seed_long(unsigned long *v) } /* - * Only support the generic interface after we have detected - * the system wide capability, avoiding complexity with the - * cpufeature code and with potential scheduling between CPUs - * with and without the feature. + * RNDRRS is not backed by an entropy source but by a DRBG that is + * reseeded after each invocation. This is not a 100% fit but good + * enough to implement this API if no other entropy source exists. */ - if (cpus_have_const_cap(ARM64_HAS_RNG) && __arm64_rndr(v)) + if (cpus_have_const_cap(ARM64_HAS_RNG) && __arm64_rndrrs(v)) return true; return false; @@ -96,7 +129,7 @@ static inline bool __must_check arch_get_random_seed_int(unsigned int *v) } if (cpus_have_const_cap(ARM64_HAS_RNG)) { - if (__arm64_rndr(&val)) { + if (__arm64_rndrrs(&val)) { *v = val; return true; } diff --git a/arch/arm64/include/asm/asm_pointer_auth.h b/arch/arm64/include/asm/asm_pointer_auth.h index f1bba5fc61c4..ead62f7dd269 100644 --- a/arch/arm64/include/asm/asm_pointer_auth.h +++ b/arch/arm64/include/asm/asm_pointer_auth.h @@ -60,6 +60,9 @@ alternative_else_nop_endif .macro __ptrauth_keys_init_cpu tsk, tmp1, tmp2, tmp3 mrs \tmp1, id_aa64isar1_el1 ubfx \tmp1, \tmp1, #ID_AA64ISAR1_APA_SHIFT, #8 + mrs_s \tmp2, SYS_ID_AA64ISAR2_EL1 + ubfx \tmp2, \tmp2, #ID_AA64ISAR2_APA3_SHIFT, #4 + orr \tmp1, \tmp1, \tmp2 cbz \tmp1, .Lno_addr_auth\@ mov_q \tmp1, (SCTLR_ELx_ENIA | SCTLR_ELx_ENIB | \ SCTLR_ELx_ENDA | SCTLR_ELx_ENDB) diff --git a/arch/arm64/include/asm/assembler.h b/arch/arm64/include/asm/assembler.h index e8bd0af0141c..8c5a61aeaf8e 100644 --- a/arch/arm64/include/asm/assembler.h +++ b/arch/arm64/include/asm/assembler.h @@ -109,6 +109,13 @@ .endm /* + * Clear Branch History instruction + */ + .macro clearbhb + hint #22 + .endm + +/* * Speculation barrier */ .macro sb @@ -535,11 +542,6 @@ alternative_endif #define EXPORT_SYMBOL_NOKASAN(name) EXPORT_SYMBOL(name) #endif -#ifdef CONFIG_KASAN_HW_TAGS -#define EXPORT_SYMBOL_NOHWKASAN(name) -#else -#define EXPORT_SYMBOL_NOHWKASAN(name) EXPORT_SYMBOL_NOKASAN(name) -#endif /* * Emit a 64-bit absolute little endian symbol reference in a way that * ensures that it will be resolved at build time, even when building a @@ -850,4 +852,50 @@ alternative_endif #endif /* GNU_PROPERTY_AARCH64_FEATURE_1_DEFAULT */ + .macro __mitigate_spectre_bhb_loop tmp +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY +alternative_cb spectre_bhb_patch_loop_iter + mov \tmp, #32 // Patched to correct the immediate +alternative_cb_end +.Lspectre_bhb_loop\@: + b . + 4 + subs \tmp, \tmp, #1 + b.ne .Lspectre_bhb_loop\@ + sb +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + .endm + + .macro mitigate_spectre_bhb_loop tmp +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY +alternative_cb spectre_bhb_patch_loop_mitigation_enable + b .L_spectre_bhb_loop_done\@ // Patched to NOP +alternative_cb_end + __mitigate_spectre_bhb_loop \tmp +.L_spectre_bhb_loop_done\@: +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + .endm + + /* Save/restores x0-x3 to the stack */ + .macro __mitigate_spectre_bhb_fw +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY + stp x0, x1, [sp, #-16]! + stp x2, x3, [sp, #-16]! + mov w0, #ARM_SMCCC_ARCH_WORKAROUND_3 +alternative_cb smccc_patch_fw_mitigation_conduit + nop // Patched to SMC/HVC #0 +alternative_cb_end + ldp x2, x3, [sp], #16 + ldp x0, x1, [sp], #16 +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + .endm + + .macro mitigate_spectre_bhb_clear_insn +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY +alternative_cb spectre_bhb_patch_clearbhb + /* Patched to NOP when not supported */ + clearbhb + isb +alternative_cb_end +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + .endm #endif /* __ASM_ASSEMBLER_H */ diff --git a/arch/arm64/include/asm/cpufeature.h b/arch/arm64/include/asm/cpufeature.h index ef6be92b1921..c62e7e5e2f0c 100644 --- a/arch/arm64/include/asm/cpufeature.h +++ b/arch/arm64/include/asm/cpufeature.h @@ -356,6 +356,7 @@ struct arm64_cpu_capabilities { struct { /* Feature register checking */ u32 sys_reg; u8 field_pos; + u8 field_width; u8 min_field_value; u8 hwcap_type; bool sign; @@ -576,6 +577,8 @@ static inline u64 arm64_ftr_reg_user_value(const struct arm64_ftr_reg *reg) static inline int __attribute_const__ cpuid_feature_extract_field_width(u64 features, int field, int width, bool sign) { + if (WARN_ON_ONCE(!width)) + width = 4; return (sign) ? cpuid_feature_extract_signed_field_width(features, field, width) : cpuid_feature_extract_unsigned_field_width(features, field, width); @@ -637,6 +640,35 @@ static inline bool cpu_supports_mixed_endian_el0(void) return id_aa64mmfr0_mixed_endian_el0(read_cpuid(ID_AA64MMFR0_EL1)); } + +static inline bool supports_csv2p3(int scope) +{ + u64 pfr0; + u8 csv2_val; + + if (scope == SCOPE_LOCAL_CPU) + pfr0 = read_sysreg_s(SYS_ID_AA64PFR0_EL1); + else + pfr0 = read_sanitised_ftr_reg(SYS_ID_AA64PFR0_EL1); + + csv2_val = cpuid_feature_extract_unsigned_field(pfr0, + ID_AA64PFR0_CSV2_SHIFT); + return csv2_val == 3; +} + +static inline bool supports_clearbhb(int scope) +{ + u64 isar2; + + if (scope == SCOPE_LOCAL_CPU) + isar2 = read_sysreg_s(SYS_ID_AA64ISAR2_EL1); + else + isar2 = read_sanitised_ftr_reg(SYS_ID_AA64ISAR2_EL1); + + return cpuid_feature_extract_unsigned_field(isar2, + ID_AA64ISAR2_CLEARBHB_SHIFT); +} + const struct cpumask *system_32bit_el0_cpumask(void); DECLARE_STATIC_KEY_FALSE(arm64_mismatched_32bit_el0); @@ -854,6 +886,7 @@ static inline unsigned int get_vmid_bits(u64 mmfr1) extern struct arm64_ftr_override id_aa64mmfr1_override; extern struct arm64_ftr_override id_aa64pfr1_override; extern struct arm64_ftr_override id_aa64isar1_override; +extern struct arm64_ftr_override id_aa64isar2_override; u32 get_kvm_ipa_limit(void); void dump_cpu_features(void); diff --git a/arch/arm64/include/asm/cputype.h b/arch/arm64/include/asm/cputype.h index 999b9149f856..232b439cbaf3 100644 --- a/arch/arm64/include/asm/cputype.h +++ b/arch/arm64/include/asm/cputype.h @@ -73,10 +73,14 @@ #define ARM_CPU_PART_CORTEX_A76 0xD0B #define ARM_CPU_PART_NEOVERSE_N1 0xD0C #define ARM_CPU_PART_CORTEX_A77 0xD0D +#define ARM_CPU_PART_NEOVERSE_V1 0xD40 +#define ARM_CPU_PART_CORTEX_A78 0xD41 +#define ARM_CPU_PART_CORTEX_X1 0xD44 #define ARM_CPU_PART_CORTEX_A510 0xD46 #define ARM_CPU_PART_CORTEX_A710 0xD47 #define ARM_CPU_PART_CORTEX_X2 0xD48 #define ARM_CPU_PART_NEOVERSE_N2 0xD49 +#define ARM_CPU_PART_CORTEX_A78C 0xD4B #define APM_CPU_PART_POTENZA 0x000 @@ -84,6 +88,13 @@ #define CAVIUM_CPU_PART_THUNDERX_81XX 0x0A2 #define CAVIUM_CPU_PART_THUNDERX_83XX 0x0A3 #define CAVIUM_CPU_PART_THUNDERX2 0x0AF +/* OcteonTx2 series */ +#define CAVIUM_CPU_PART_OCTX2_98XX 0x0B1 +#define CAVIUM_CPU_PART_OCTX2_96XX 0x0B2 +#define CAVIUM_CPU_PART_OCTX2_95XX 0x0B3 +#define CAVIUM_CPU_PART_OCTX2_95XXN 0x0B4 +#define CAVIUM_CPU_PART_OCTX2_95XXMM 0x0B5 +#define CAVIUM_CPU_PART_OCTX2_95XXO 0x0B6 #define BRCM_CPU_PART_BRAHMA_B53 0x100 #define BRCM_CPU_PART_VULCAN 0x516 @@ -117,13 +128,23 @@ #define MIDR_CORTEX_A76 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A76) #define MIDR_NEOVERSE_N1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N1) #define MIDR_CORTEX_A77 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A77) +#define MIDR_NEOVERSE_V1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_V1) +#define MIDR_CORTEX_A78 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78) +#define MIDR_CORTEX_X1 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X1) #define MIDR_CORTEX_A510 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A510) #define MIDR_CORTEX_A710 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A710) #define MIDR_CORTEX_X2 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_X2) #define MIDR_NEOVERSE_N2 MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_NEOVERSE_N2) +#define MIDR_CORTEX_A78C MIDR_CPU_MODEL(ARM_CPU_IMP_ARM, ARM_CPU_PART_CORTEX_A78C) #define MIDR_THUNDERX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX) #define MIDR_THUNDERX_81XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX_81XX) #define MIDR_THUNDERX_83XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX_83XX) +#define MIDR_OCTX2_98XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_98XX) +#define MIDR_OCTX2_96XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_96XX) +#define MIDR_OCTX2_95XX MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_95XX) +#define MIDR_OCTX2_95XXN MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_95XXN) +#define MIDR_OCTX2_95XXMM MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_95XXMM) +#define MIDR_OCTX2_95XXO MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_OCTX2_95XXO) #define MIDR_CAVIUM_THUNDERX2 MIDR_CPU_MODEL(ARM_CPU_IMP_CAVIUM, CAVIUM_CPU_PART_THUNDERX2) #define MIDR_BRAHMA_B53 MIDR_CPU_MODEL(ARM_CPU_IMP_BRCM, BRCM_CPU_PART_BRAHMA_B53) #define MIDR_BRCM_VULCAN MIDR_CPU_MODEL(ARM_CPU_IMP_BRCM, BRCM_CPU_PART_VULCAN) diff --git a/arch/arm64/include/asm/debug-monitors.h b/arch/arm64/include/asm/debug-monitors.h index 657c921fd784..00c291067e57 100644 --- a/arch/arm64/include/asm/debug-monitors.h +++ b/arch/arm64/include/asm/debug-monitors.h @@ -34,18 +34,6 @@ */ #define BREAK_INSTR_SIZE AARCH64_INSN_SIZE -/* - * BRK instruction encoding - * The #imm16 value should be placed at bits[20:5] within BRK ins - */ -#define AARCH64_BREAK_MON 0xd4200000 - -/* - * BRK instruction for provoking a fault on purpose - * Unlike kgdb, #imm16 value with unallocated handler is used for faulting. - */ -#define AARCH64_BREAK_FAULT (AARCH64_BREAK_MON | (FAULT_BRK_IMM << 5)) - #define AARCH64_BREAK_KGDB_DYN_DBG \ (AARCH64_BREAK_MON | (KGDB_DYN_DBG_BRK_IMM << 5)) diff --git a/arch/arm64/include/asm/el2_setup.h b/arch/arm64/include/asm/el2_setup.h index 3198acb2aad8..7f3c87f7a0ce 100644 --- a/arch/arm64/include/asm/el2_setup.h +++ b/arch/arm64/include/asm/el2_setup.h @@ -106,7 +106,7 @@ msr_s SYS_ICC_SRE_EL2, x0 isb // Make sure SRE is now set mrs_s x0, SYS_ICC_SRE_EL2 // Read SRE back, - tbz x0, #0, 1f // and check that it sticks + tbz x0, #0, .Lskip_gicv3_\@ // and check that it sticks msr_s SYS_ICH_HCR_EL2, xzr // Reset ICC_HCR_EL2 to defaults .Lskip_gicv3_\@: .endm diff --git a/arch/arm64/include/asm/fixmap.h b/arch/arm64/include/asm/fixmap.h index 4335800201c9..daff882883f9 100644 --- a/arch/arm64/include/asm/fixmap.h +++ b/arch/arm64/include/asm/fixmap.h @@ -62,9 +62,11 @@ enum fixed_addresses { #endif /* CONFIG_ACPI_APEI_GHES */ #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 + FIX_ENTRY_TRAMP_TEXT3, + FIX_ENTRY_TRAMP_TEXT2, + FIX_ENTRY_TRAMP_TEXT1, FIX_ENTRY_TRAMP_DATA, - FIX_ENTRY_TRAMP_TEXT, -#define TRAMP_VALIAS (__fix_to_virt(FIX_ENTRY_TRAMP_TEXT)) +#define TRAMP_VALIAS (__fix_to_virt(FIX_ENTRY_TRAMP_TEXT1)) #endif /* CONFIG_UNMAP_KERNEL_AT_EL0 */ __end_of_permanent_fixed_addresses, diff --git a/arch/arm64/include/asm/hwcap.h b/arch/arm64/include/asm/hwcap.h index f68fbb207473..8db5ec0089db 100644 --- a/arch/arm64/include/asm/hwcap.h +++ b/arch/arm64/include/asm/hwcap.h @@ -108,6 +108,7 @@ #define KERNEL_HWCAP_ECV __khwcap2_feature(ECV) #define KERNEL_HWCAP_AFP __khwcap2_feature(AFP) #define KERNEL_HWCAP_RPRES __khwcap2_feature(RPRES) +#define KERNEL_HWCAP_MTE3 __khwcap2_feature(MTE3) /* * This yields a mask that user programs can use to figure out what diff --git a/arch/arm64/include/asm/insn-def.h b/arch/arm64/include/asm/insn-def.h index 2c075f615c6a..1a7d0d483698 100644 --- a/arch/arm64/include/asm/insn-def.h +++ b/arch/arm64/include/asm/insn-def.h @@ -3,7 +3,21 @@ #ifndef __ASM_INSN_DEF_H #define __ASM_INSN_DEF_H +#include <asm/brk-imm.h> + /* A64 instructions are always 32 bits. */ #define AARCH64_INSN_SIZE 4 +/* + * BRK instruction encoding + * The #imm16 value should be placed at bits[20:5] within BRK ins + */ +#define AARCH64_BREAK_MON 0xd4200000 + +/* + * BRK instruction for provoking a fault on purpose + * Unlike kgdb, #imm16 value with unallocated handler is used for faulting. + */ +#define AARCH64_BREAK_FAULT (AARCH64_BREAK_MON | (FAULT_BRK_IMM << 5)) + #endif /* __ASM_INSN_DEF_H */ diff --git a/arch/arm64/include/asm/insn.h b/arch/arm64/include/asm/insn.h index 6b776c8667b2..1e5760d567ae 100644 --- a/arch/arm64/include/asm/insn.h +++ b/arch/arm64/include/asm/insn.h @@ -65,6 +65,7 @@ enum aarch64_insn_hint_cr_op { AARCH64_INSN_HINT_PSB = 0x11 << 5, AARCH64_INSN_HINT_TSB = 0x12 << 5, AARCH64_INSN_HINT_CSDB = 0x14 << 5, + AARCH64_INSN_HINT_CLEARBHB = 0x16 << 5, AARCH64_INSN_HINT_BTI = 0x20 << 5, AARCH64_INSN_HINT_BTIC = 0x22 << 5, @@ -205,7 +206,9 @@ enum aarch64_insn_ldst_type { AARCH64_INSN_LDST_LOAD_PAIR_POST_INDEX, AARCH64_INSN_LDST_STORE_PAIR_POST_INDEX, AARCH64_INSN_LDST_LOAD_EX, + AARCH64_INSN_LDST_LOAD_ACQ_EX, AARCH64_INSN_LDST_STORE_EX, + AARCH64_INSN_LDST_STORE_REL_EX, }; enum aarch64_insn_adsb_type { @@ -280,6 +283,36 @@ enum aarch64_insn_adr_type { AARCH64_INSN_ADR_TYPE_ADR, }; +enum aarch64_insn_mem_atomic_op { + AARCH64_INSN_MEM_ATOMIC_ADD, + AARCH64_INSN_MEM_ATOMIC_CLR, + AARCH64_INSN_MEM_ATOMIC_EOR, + AARCH64_INSN_MEM_ATOMIC_SET, + AARCH64_INSN_MEM_ATOMIC_SWP, +}; + +enum aarch64_insn_mem_order_type { + AARCH64_INSN_MEM_ORDER_NONE, + AARCH64_INSN_MEM_ORDER_ACQ, + AARCH64_INSN_MEM_ORDER_REL, + AARCH64_INSN_MEM_ORDER_ACQREL, +}; + +enum aarch64_insn_mb_type { + AARCH64_INSN_MB_SY, + AARCH64_INSN_MB_ST, + AARCH64_INSN_MB_LD, + AARCH64_INSN_MB_ISH, + AARCH64_INSN_MB_ISHST, + AARCH64_INSN_MB_ISHLD, + AARCH64_INSN_MB_NSH, + AARCH64_INSN_MB_NSHST, + AARCH64_INSN_MB_NSHLD, + AARCH64_INSN_MB_OSH, + AARCH64_INSN_MB_OSHST, + AARCH64_INSN_MB_OSHLD, +}; + #define __AARCH64_INSN_FUNCS(abbr, mask, val) \ static __always_inline bool aarch64_insn_is_##abbr(u32 code) \ { \ @@ -303,6 +336,11 @@ __AARCH64_INSN_FUNCS(store_post, 0x3FE00C00, 0x38000400) __AARCH64_INSN_FUNCS(load_post, 0x3FE00C00, 0x38400400) __AARCH64_INSN_FUNCS(str_reg, 0x3FE0EC00, 0x38206800) __AARCH64_INSN_FUNCS(ldadd, 0x3F20FC00, 0x38200000) +__AARCH64_INSN_FUNCS(ldclr, 0x3F20FC00, 0x38201000) +__AARCH64_INSN_FUNCS(ldeor, 0x3F20FC00, 0x38202000) +__AARCH64_INSN_FUNCS(ldset, 0x3F20FC00, 0x38203000) +__AARCH64_INSN_FUNCS(swp, 0x3F20FC00, 0x38208000) +__AARCH64_INSN_FUNCS(cas, 0x3FA07C00, 0x08A07C00) __AARCH64_INSN_FUNCS(ldr_reg, 0x3FE0EC00, 0x38606800) __AARCH64_INSN_FUNCS(ldr_lit, 0xBF000000, 0x18000000) __AARCH64_INSN_FUNCS(ldrsw_lit, 0xFF000000, 0x98000000) @@ -474,13 +512,6 @@ u32 aarch64_insn_gen_load_store_ex(enum aarch64_insn_register reg, enum aarch64_insn_register state, enum aarch64_insn_size_type size, enum aarch64_insn_ldst_type type); -u32 aarch64_insn_gen_ldadd(enum aarch64_insn_register result, - enum aarch64_insn_register address, - enum aarch64_insn_register value, - enum aarch64_insn_size_type size); -u32 aarch64_insn_gen_stadd(enum aarch64_insn_register address, - enum aarch64_insn_register value, - enum aarch64_insn_size_type size); u32 aarch64_insn_gen_add_sub_imm(enum aarch64_insn_register dst, enum aarch64_insn_register src, int imm, enum aarch64_insn_variant variant, @@ -541,6 +572,42 @@ u32 aarch64_insn_gen_prefetch(enum aarch64_insn_register base, enum aarch64_insn_prfm_type type, enum aarch64_insn_prfm_target target, enum aarch64_insn_prfm_policy policy); +#ifdef CONFIG_ARM64_LSE_ATOMICS +u32 aarch64_insn_gen_atomic_ld_op(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_atomic_op op, + enum aarch64_insn_mem_order_type order); +u32 aarch64_insn_gen_cas(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_order_type order); +#else +static inline +u32 aarch64_insn_gen_atomic_ld_op(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_atomic_op op, + enum aarch64_insn_mem_order_type order) +{ + return AARCH64_BREAK_FAULT; +} + +static inline +u32 aarch64_insn_gen_cas(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_order_type order) +{ + return AARCH64_BREAK_FAULT; +} +#endif +u32 aarch64_insn_gen_dmb(enum aarch64_insn_mb_type type); + s32 aarch64_get_branch_offset(u32 insn); u32 aarch64_set_branch_offset(u32 insn, s32 offset); diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 01d47c5886dc..1767ded83888 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -355,8 +355,8 @@ ECN(SOFTSTP_CUR), ECN(WATCHPT_LOW), ECN(WATCHPT_CUR), \ ECN(BKPT32), ECN(VECTOR32), ECN(BRK64) -#define CPACR_EL1_FPEN (3 << 20) #define CPACR_EL1_TTA (1 << 28) -#define CPACR_EL1_DEFAULT (CPACR_EL1_FPEN | CPACR_EL1_ZEN_EL1EN) +#define CPACR_EL1_DEFAULT (CPACR_EL1_FPEN_EL0EN | CPACR_EL1_FPEN_EL1EN |\ + CPACR_EL1_ZEN_EL1EN) #endif /* __ARM64_KVM_ARM_H__ */ diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 5bc01e62c08a..031e3a2537fc 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -714,6 +714,11 @@ static inline void kvm_init_host_cpu_context(struct kvm_cpu_context *cpu_ctxt) ctxt_sys_reg(cpu_ctxt, MPIDR_EL1) = read_cpuid_mpidr(); } +static inline bool kvm_system_needs_idmapped_vectors(void) +{ + return cpus_have_const_cap(ARM64_SPECTRE_V3A); +} + void kvm_arm_vcpu_ptrauth_trap(struct kvm_vcpu *vcpu); static inline void kvm_arch_hardware_unsetup(void) {} diff --git a/arch/arm64/include/asm/kvm_hyp.h b/arch/arm64/include/asm/kvm_hyp.h index 462882f356c7..aa7fa2a08f06 100644 --- a/arch/arm64/include/asm/kvm_hyp.h +++ b/arch/arm64/include/asm/kvm_hyp.h @@ -118,6 +118,7 @@ extern u64 kvm_nvhe_sym(id_aa64pfr0_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64pfr1_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64isar0_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64isar1_el1_sys_val); +extern u64 kvm_nvhe_sym(id_aa64isar2_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64mmfr0_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64mmfr1_el1_sys_val); extern u64 kvm_nvhe_sym(id_aa64mmfr2_el1_sys_val); diff --git a/arch/arm64/include/asm/linkage.h b/arch/arm64/include/asm/linkage.h index b77e9b3f5371..43f8c25b3fda 100644 --- a/arch/arm64/include/asm/linkage.h +++ b/arch/arm64/include/asm/linkage.h @@ -39,28 +39,4 @@ SYM_START(name, SYM_L_WEAK, SYM_A_NONE) \ bti c ; -/* - * Annotate a function as position independent, i.e., safe to be called before - * the kernel virtual mapping is activated. - */ -#define SYM_FUNC_START_PI(x) \ - SYM_FUNC_START_ALIAS(__pi_##x); \ - SYM_FUNC_START(x) - -#define SYM_FUNC_START_WEAK_PI(x) \ - SYM_FUNC_START_ALIAS(__pi_##x); \ - SYM_FUNC_START_WEAK(x) - -#define SYM_FUNC_START_WEAK_ALIAS_PI(x) \ - SYM_FUNC_START_ALIAS(__pi_##x); \ - SYM_START(x, SYM_L_WEAK, SYM_A_ALIGN) - -#define SYM_FUNC_END_PI(x) \ - SYM_FUNC_END(x); \ - SYM_FUNC_END_ALIAS(__pi_##x) - -#define SYM_FUNC_END_ALIAS_PI(x) \ - SYM_FUNC_END_ALIAS(x); \ - SYM_FUNC_END_ALIAS(__pi_##x) - #endif diff --git a/arch/arm64/include/asm/lse.h b/arch/arm64/include/asm/lse.h index 5d10051c3e62..29c85810ae69 100644 --- a/arch/arm64/include/asm/lse.h +++ b/arch/arm64/include/asm/lse.h @@ -17,12 +17,10 @@ #include <asm/cpucaps.h> extern struct static_key_false cpu_hwcap_keys[ARM64_NCAPS]; -extern struct static_key_false arm64_const_caps_ready; -static inline bool system_uses_lse_atomics(void) +static __always_inline bool system_uses_lse_atomics(void) { - return (static_branch_likely(&arm64_const_caps_ready)) && - static_branch_likely(&cpu_hwcap_keys[ARM64_HAS_LSE_ATOMICS]); + return static_branch_likely(&cpu_hwcap_keys[ARM64_HAS_LSE_ATOMICS]); } #define __lse_ll_sc_body(op, ...) \ diff --git a/arch/arm64/include/asm/module.lds.h b/arch/arm64/include/asm/module.lds.h index a11ccadd47d2..094701ec5500 100644 --- a/arch/arm64/include/asm/module.lds.h +++ b/arch/arm64/include/asm/module.lds.h @@ -1,8 +1,8 @@ SECTIONS { #ifdef CONFIG_ARM64_MODULE_PLTS - .plt 0 (NOLOAD) : { BYTE(0) } - .init.plt 0 (NOLOAD) : { BYTE(0) } - .text.ftrace_trampoline 0 (NOLOAD) : { BYTE(0) } + .plt 0 : { BYTE(0) } + .init.plt 0 : { BYTE(0) } + .text.ftrace_trampoline 0 : { BYTE(0) } #endif #ifdef CONFIG_KASAN_SW_TAGS diff --git a/arch/arm64/include/asm/mte-def.h b/arch/arm64/include/asm/mte-def.h index 626d359b396e..14ee86b019c2 100644 --- a/arch/arm64/include/asm/mte-def.h +++ b/arch/arm64/include/asm/mte-def.h @@ -11,6 +11,7 @@ #define MTE_TAG_SHIFT 56 #define MTE_TAG_SIZE 4 #define MTE_TAG_MASK GENMASK((MTE_TAG_SHIFT + (MTE_TAG_SIZE - 1)), MTE_TAG_SHIFT) +#define MTE_PAGE_TAG_STORAGE (MTE_GRANULES_PER_PAGE * MTE_TAG_SIZE / 8) #define __MTE_PREAMBLE ARM64_ASM_PREAMBLE ".arch_extension memtag\n" diff --git a/arch/arm64/include/asm/mte-kasan.h b/arch/arm64/include/asm/mte-kasan.h index e4704a403237..a857bcacf0fe 100644 --- a/arch/arm64/include/asm/mte-kasan.h +++ b/arch/arm64/include/asm/mte-kasan.h @@ -5,6 +5,7 @@ #ifndef __ASM_MTE_KASAN_H #define __ASM_MTE_KASAN_H +#include <asm/compiler.h> #include <asm/mte-def.h> #ifndef __ASSEMBLY__ diff --git a/arch/arm64/include/asm/mte.h b/arch/arm64/include/asm/mte.h index 075539f5f1c8..adcb937342f1 100644 --- a/arch/arm64/include/asm/mte.h +++ b/arch/arm64/include/asm/mte.h @@ -11,7 +11,9 @@ #ifndef __ASSEMBLY__ #include <linux/bitfield.h> +#include <linux/kasan-enabled.h> #include <linux/page-flags.h> +#include <linux/sched.h> #include <linux/types.h> #include <asm/pgtable-types.h> @@ -86,6 +88,26 @@ static inline int mte_ptrace_copy_tags(struct task_struct *child, #endif /* CONFIG_ARM64_MTE */ +static inline void mte_disable_tco_entry(struct task_struct *task) +{ + if (!system_supports_mte()) + return; + + /* + * Re-enable tag checking (TCO set on exception entry). This is only + * necessary if MTE is enabled in either the kernel or the userspace + * task in synchronous or asymmetric mode (SCTLR_EL1.TCF0 bit 0 is set + * for both). With MTE disabled in the kernel and disabled or + * asynchronous in userspace, tag check faults (including in uaccesses) + * are not reported, therefore there is no need to re-enable checking. + * This is beneficial on microarchitectures where re-enabling TCO is + * expensive. + */ + if (kasan_hw_tags_enabled() || + (task->thread.sctlr_user & (1UL << SCTLR_EL1_TCF0_SHIFT))) + asm volatile(SET_PSTATE_TCO(0)); +} + #ifdef CONFIG_KASAN_HW_TAGS /* Whether the MTE asynchronous mode is enabled. */ DECLARE_STATIC_KEY_FALSE(mte_async_or_asymm_mode); diff --git a/arch/arm64/include/asm/perf_event.h b/arch/arm64/include/asm/perf_event.h index 4ef6f19331f9..3eaf462f5752 100644 --- a/arch/arm64/include/asm/perf_event.h +++ b/arch/arm64/include/asm/perf_event.h @@ -15,70 +15,70 @@ /* * Common architectural and microarchitectural event numbers. */ -#define ARMV8_PMUV3_PERFCTR_SW_INCR 0x00 -#define ARMV8_PMUV3_PERFCTR_L1I_CACHE_REFILL 0x01 -#define ARMV8_PMUV3_PERFCTR_L1I_TLB_REFILL 0x02 -#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_REFILL 0x03 -#define ARMV8_PMUV3_PERFCTR_L1D_CACHE 0x04 -#define ARMV8_PMUV3_PERFCTR_L1D_TLB_REFILL 0x05 -#define ARMV8_PMUV3_PERFCTR_LD_RETIRED 0x06 -#define ARMV8_PMUV3_PERFCTR_ST_RETIRED 0x07 -#define ARMV8_PMUV3_PERFCTR_INST_RETIRED 0x08 -#define ARMV8_PMUV3_PERFCTR_EXC_TAKEN 0x09 -#define ARMV8_PMUV3_PERFCTR_EXC_RETURN 0x0A -#define ARMV8_PMUV3_PERFCTR_CID_WRITE_RETIRED 0x0B -#define ARMV8_PMUV3_PERFCTR_PC_WRITE_RETIRED 0x0C -#define ARMV8_PMUV3_PERFCTR_BR_IMMED_RETIRED 0x0D -#define ARMV8_PMUV3_PERFCTR_BR_RETURN_RETIRED 0x0E -#define ARMV8_PMUV3_PERFCTR_UNALIGNED_LDST_RETIRED 0x0F -#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED 0x10 -#define ARMV8_PMUV3_PERFCTR_CPU_CYCLES 0x11 -#define ARMV8_PMUV3_PERFCTR_BR_PRED 0x12 -#define ARMV8_PMUV3_PERFCTR_MEM_ACCESS 0x13 -#define ARMV8_PMUV3_PERFCTR_L1I_CACHE 0x14 -#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_WB 0x15 -#define ARMV8_PMUV3_PERFCTR_L2D_CACHE 0x16 -#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_REFILL 0x17 -#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_WB 0x18 -#define ARMV8_PMUV3_PERFCTR_BUS_ACCESS 0x19 -#define ARMV8_PMUV3_PERFCTR_MEMORY_ERROR 0x1A -#define ARMV8_PMUV3_PERFCTR_INST_SPEC 0x1B -#define ARMV8_PMUV3_PERFCTR_TTBR_WRITE_RETIRED 0x1C -#define ARMV8_PMUV3_PERFCTR_BUS_CYCLES 0x1D -#define ARMV8_PMUV3_PERFCTR_CHAIN 0x1E -#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_ALLOCATE 0x1F -#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_ALLOCATE 0x20 -#define ARMV8_PMUV3_PERFCTR_BR_RETIRED 0x21 -#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED_RETIRED 0x22 -#define ARMV8_PMUV3_PERFCTR_STALL_FRONTEND 0x23 -#define ARMV8_PMUV3_PERFCTR_STALL_BACKEND 0x24 -#define ARMV8_PMUV3_PERFCTR_L1D_TLB 0x25 -#define ARMV8_PMUV3_PERFCTR_L1I_TLB 0x26 -#define ARMV8_PMUV3_PERFCTR_L2I_CACHE 0x27 -#define ARMV8_PMUV3_PERFCTR_L2I_CACHE_REFILL 0x28 -#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_ALLOCATE 0x29 -#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_REFILL 0x2A -#define ARMV8_PMUV3_PERFCTR_L3D_CACHE 0x2B -#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_WB 0x2C -#define ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL 0x2D -#define ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL 0x2E -#define ARMV8_PMUV3_PERFCTR_L2D_TLB 0x2F -#define ARMV8_PMUV3_PERFCTR_L2I_TLB 0x30 -#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS 0x31 -#define ARMV8_PMUV3_PERFCTR_LL_CACHE 0x32 -#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS 0x33 -#define ARMV8_PMUV3_PERFCTR_DTLB_WALK 0x34 -#define ARMV8_PMUV3_PERFCTR_ITLB_WALK 0x35 -#define ARMV8_PMUV3_PERFCTR_LL_CACHE_RD 0x36 -#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD 0x37 -#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD 0x38 -#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_LMISS_RD 0x39 -#define ARMV8_PMUV3_PERFCTR_OP_RETIRED 0x3A -#define ARMV8_PMUV3_PERFCTR_OP_SPEC 0x3B -#define ARMV8_PMUV3_PERFCTR_STALL 0x3C -#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_BACKEND 0x3D -#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_FRONTEND 0x3E -#define ARMV8_PMUV3_PERFCTR_STALL_SLOT 0x3F +#define ARMV8_PMUV3_PERFCTR_SW_INCR 0x0000 +#define ARMV8_PMUV3_PERFCTR_L1I_CACHE_REFILL 0x0001 +#define ARMV8_PMUV3_PERFCTR_L1I_TLB_REFILL 0x0002 +#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_REFILL 0x0003 +#define ARMV8_PMUV3_PERFCTR_L1D_CACHE 0x0004 +#define ARMV8_PMUV3_PERFCTR_L1D_TLB_REFILL 0x0005 +#define ARMV8_PMUV3_PERFCTR_LD_RETIRED 0x0006 +#define ARMV8_PMUV3_PERFCTR_ST_RETIRED 0x0007 +#define ARMV8_PMUV3_PERFCTR_INST_RETIRED 0x0008 +#define ARMV8_PMUV3_PERFCTR_EXC_TAKEN 0x0009 +#define ARMV8_PMUV3_PERFCTR_EXC_RETURN 0x000A +#define ARMV8_PMUV3_PERFCTR_CID_WRITE_RETIRED 0x000B +#define ARMV8_PMUV3_PERFCTR_PC_WRITE_RETIRED 0x000C +#define ARMV8_PMUV3_PERFCTR_BR_IMMED_RETIRED 0x000D +#define ARMV8_PMUV3_PERFCTR_BR_RETURN_RETIRED 0x000E +#define ARMV8_PMUV3_PERFCTR_UNALIGNED_LDST_RETIRED 0x000F +#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED 0x0010 +#define ARMV8_PMUV3_PERFCTR_CPU_CYCLES 0x0011 +#define ARMV8_PMUV3_PERFCTR_BR_PRED 0x0012 +#define ARMV8_PMUV3_PERFCTR_MEM_ACCESS 0x0013 +#define ARMV8_PMUV3_PERFCTR_L1I_CACHE 0x0014 +#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_WB 0x0015 +#define ARMV8_PMUV3_PERFCTR_L2D_CACHE 0x0016 +#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_REFILL 0x0017 +#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_WB 0x0018 +#define ARMV8_PMUV3_PERFCTR_BUS_ACCESS 0x0019 +#define ARMV8_PMUV3_PERFCTR_MEMORY_ERROR 0x001A +#define ARMV8_PMUV3_PERFCTR_INST_SPEC 0x001B +#define ARMV8_PMUV3_PERFCTR_TTBR_WRITE_RETIRED 0x001C +#define ARMV8_PMUV3_PERFCTR_BUS_CYCLES 0x001D +#define ARMV8_PMUV3_PERFCTR_CHAIN 0x001E +#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_ALLOCATE 0x001F +#define ARMV8_PMUV3_PERFCTR_L2D_CACHE_ALLOCATE 0x0020 +#define ARMV8_PMUV3_PERFCTR_BR_RETIRED 0x0021 +#define ARMV8_PMUV3_PERFCTR_BR_MIS_PRED_RETIRED 0x0022 +#define ARMV8_PMUV3_PERFCTR_STALL_FRONTEND 0x0023 +#define ARMV8_PMUV3_PERFCTR_STALL_BACKEND 0x0024 +#define ARMV8_PMUV3_PERFCTR_L1D_TLB 0x0025 +#define ARMV8_PMUV3_PERFCTR_L1I_TLB 0x0026 +#define ARMV8_PMUV3_PERFCTR_L2I_CACHE 0x0027 +#define ARMV8_PMUV3_PERFCTR_L2I_CACHE_REFILL 0x0028 +#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_ALLOCATE 0x0029 +#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_REFILL 0x002A +#define ARMV8_PMUV3_PERFCTR_L3D_CACHE 0x002B +#define ARMV8_PMUV3_PERFCTR_L3D_CACHE_WB 0x002C +#define ARMV8_PMUV3_PERFCTR_L2D_TLB_REFILL 0x002D +#define ARMV8_PMUV3_PERFCTR_L2I_TLB_REFILL 0x002E +#define ARMV8_PMUV3_PERFCTR_L2D_TLB 0x002F +#define ARMV8_PMUV3_PERFCTR_L2I_TLB 0x0030 +#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS 0x0031 +#define ARMV8_PMUV3_PERFCTR_LL_CACHE 0x0032 +#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS 0x0033 +#define ARMV8_PMUV3_PERFCTR_DTLB_WALK 0x0034 +#define ARMV8_PMUV3_PERFCTR_ITLB_WALK 0x0035 +#define ARMV8_PMUV3_PERFCTR_LL_CACHE_RD 0x0036 +#define ARMV8_PMUV3_PERFCTR_LL_CACHE_MISS_RD 0x0037 +#define ARMV8_PMUV3_PERFCTR_REMOTE_ACCESS_RD 0x0038 +#define ARMV8_PMUV3_PERFCTR_L1D_CACHE_LMISS_RD 0x0039 +#define ARMV8_PMUV3_PERFCTR_OP_RETIRED 0x003A +#define ARMV8_PMUV3_PERFCTR_OP_SPEC 0x003B +#define ARMV8_PMUV3_PERFCTR_STALL 0x003C +#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_BACKEND 0x003D +#define ARMV8_PMUV3_PERFCTR_STALL_SLOT_FRONTEND 0x003E +#define ARMV8_PMUV3_PERFCTR_STALL_SLOT 0x003F /* Statistical profiling extension microarchitectural events */ #define ARMV8_SPE_PERFCTR_SAMPLE_POP 0x4000 @@ -96,6 +96,20 @@ #define ARMV8_PMUV3_PERFCTR_L2I_CACHE_LMISS 0x400A #define ARMV8_PMUV3_PERFCTR_L3D_CACHE_LMISS_RD 0x400B +/* Trace buffer events */ +#define ARMV8_PMUV3_PERFCTR_TRB_WRAP 0x400C +#define ARMV8_PMUV3_PERFCTR_TRB_TRIG 0x400E + +/* Trace unit events */ +#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT0 0x4010 +#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT1 0x4011 +#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT2 0x4012 +#define ARMV8_PMUV3_PERFCTR_TRCEXTOUT3 0x4013 +#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT4 0x4018 +#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT5 0x4019 +#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT6 0x401A +#define ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT7 0x401B + /* additional latency from alignment events */ #define ARMV8_PMUV3_PERFCTR_LDST_ALIGN_LAT 0x4020 #define ARMV8_PMUV3_PERFCTR_LD_ALIGN_LAT 0x4021 @@ -107,91 +121,91 @@ #define ARMV8_MTE_PERFCTR_MEM_ACCESS_CHECKED_WR 0x4026 /* ARMv8 recommended implementation defined event types */ -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_RD 0x40 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x41 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD 0x42 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x43 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_INNER 0x44 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_OUTER 0x45 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_VICTIM 0x46 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_CLEAN 0x47 -#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_INVAL 0x48 - -#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x4C -#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x4D -#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x4E -#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x4F -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_RD 0x50 -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WR 0x51 -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_RD 0x52 -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_WR 0x53 - -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_VICTIM 0x56 -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_CLEAN 0x57 -#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_INVAL 0x58 - -#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_RD 0x5C -#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_WR 0x5D -#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_RD 0x5E -#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_WR 0x5F -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x60 -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x61 -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_SHARED 0x62 -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NOT_SHARED 0x63 -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NORMAL 0x64 -#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_PERIPH 0x65 -#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_RD 0x66 -#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_WR 0x67 -#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LD_SPEC 0x68 -#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_ST_SPEC 0x69 -#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LDST_SPEC 0x6A - -#define ARMV8_IMPDEF_PERFCTR_LDREX_SPEC 0x6C -#define ARMV8_IMPDEF_PERFCTR_STREX_PASS_SPEC 0x6D -#define ARMV8_IMPDEF_PERFCTR_STREX_FAIL_SPEC 0x6E -#define ARMV8_IMPDEF_PERFCTR_STREX_SPEC 0x6F -#define ARMV8_IMPDEF_PERFCTR_LD_SPEC 0x70 -#define ARMV8_IMPDEF_PERFCTR_ST_SPEC 0x71 -#define ARMV8_IMPDEF_PERFCTR_LDST_SPEC 0x72 -#define ARMV8_IMPDEF_PERFCTR_DP_SPEC 0x73 -#define ARMV8_IMPDEF_PERFCTR_ASE_SPEC 0x74 -#define ARMV8_IMPDEF_PERFCTR_VFP_SPEC 0x75 -#define ARMV8_IMPDEF_PERFCTR_PC_WRITE_SPEC 0x76 -#define ARMV8_IMPDEF_PERFCTR_CRYPTO_SPEC 0x77 -#define ARMV8_IMPDEF_PERFCTR_BR_IMMED_SPEC 0x78 -#define ARMV8_IMPDEF_PERFCTR_BR_RETURN_SPEC 0x79 -#define ARMV8_IMPDEF_PERFCTR_BR_INDIRECT_SPEC 0x7A - -#define ARMV8_IMPDEF_PERFCTR_ISB_SPEC 0x7C -#define ARMV8_IMPDEF_PERFCTR_DSB_SPEC 0x7D -#define ARMV8_IMPDEF_PERFCTR_DMB_SPEC 0x7E - -#define ARMV8_IMPDEF_PERFCTR_EXC_UNDEF 0x81 -#define ARMV8_IMPDEF_PERFCTR_EXC_SVC 0x82 -#define ARMV8_IMPDEF_PERFCTR_EXC_PABORT 0x83 -#define ARMV8_IMPDEF_PERFCTR_EXC_DABORT 0x84 - -#define ARMV8_IMPDEF_PERFCTR_EXC_IRQ 0x86 -#define ARMV8_IMPDEF_PERFCTR_EXC_FIQ 0x87 -#define ARMV8_IMPDEF_PERFCTR_EXC_SMC 0x88 - -#define ARMV8_IMPDEF_PERFCTR_EXC_HVC 0x8A -#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_PABORT 0x8B -#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_DABORT 0x8C -#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_OTHER 0x8D -#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_IRQ 0x8E -#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_FIQ 0x8F -#define ARMV8_IMPDEF_PERFCTR_RC_LD_SPEC 0x90 -#define ARMV8_IMPDEF_PERFCTR_RC_ST_SPEC 0x91 - -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_RD 0xA0 -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WR 0xA1 -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_RD 0xA2 -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_WR 0xA3 - -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_VICTIM 0xA6 -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_CLEAN 0xA7 -#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_INVAL 0xA8 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_RD 0x0040 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WR 0x0041 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_RD 0x0042 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_WR 0x0043 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_INNER 0x0044 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_REFILL_OUTER 0x0045 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_VICTIM 0x0046 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_WB_CLEAN 0x0047 +#define ARMV8_IMPDEF_PERFCTR_L1D_CACHE_INVAL 0x0048 + +#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_RD 0x004C +#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_REFILL_WR 0x004D +#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_RD 0x004E +#define ARMV8_IMPDEF_PERFCTR_L1D_TLB_WR 0x004F +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_RD 0x0050 +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WR 0x0051 +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_RD 0x0052 +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_REFILL_WR 0x0053 + +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_VICTIM 0x0056 +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_WB_CLEAN 0x0057 +#define ARMV8_IMPDEF_PERFCTR_L2D_CACHE_INVAL 0x0058 + +#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_RD 0x005C +#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_REFILL_WR 0x005D +#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_RD 0x005E +#define ARMV8_IMPDEF_PERFCTR_L2D_TLB_WR 0x005F +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_RD 0x0060 +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_WR 0x0061 +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_SHARED 0x0062 +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NOT_SHARED 0x0063 +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_NORMAL 0x0064 +#define ARMV8_IMPDEF_PERFCTR_BUS_ACCESS_PERIPH 0x0065 +#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_RD 0x0066 +#define ARMV8_IMPDEF_PERFCTR_MEM_ACCESS_WR 0x0067 +#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LD_SPEC 0x0068 +#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_ST_SPEC 0x0069 +#define ARMV8_IMPDEF_PERFCTR_UNALIGNED_LDST_SPEC 0x006A + +#define ARMV8_IMPDEF_PERFCTR_LDREX_SPEC 0x006C +#define ARMV8_IMPDEF_PERFCTR_STREX_PASS_SPEC 0x006D +#define ARMV8_IMPDEF_PERFCTR_STREX_FAIL_SPEC 0x006E +#define ARMV8_IMPDEF_PERFCTR_STREX_SPEC 0x006F +#define ARMV8_IMPDEF_PERFCTR_LD_SPEC 0x0070 +#define ARMV8_IMPDEF_PERFCTR_ST_SPEC 0x0071 +#define ARMV8_IMPDEF_PERFCTR_LDST_SPEC 0x0072 +#define ARMV8_IMPDEF_PERFCTR_DP_SPEC 0x0073 +#define ARMV8_IMPDEF_PERFCTR_ASE_SPEC 0x0074 +#define ARMV8_IMPDEF_PERFCTR_VFP_SPEC 0x0075 +#define ARMV8_IMPDEF_PERFCTR_PC_WRITE_SPEC 0x0076 +#define ARMV8_IMPDEF_PERFCTR_CRYPTO_SPEC 0x0077 +#define ARMV8_IMPDEF_PERFCTR_BR_IMMED_SPEC 0x0078 +#define ARMV8_IMPDEF_PERFCTR_BR_RETURN_SPEC 0x0079 +#define ARMV8_IMPDEF_PERFCTR_BR_INDIRECT_SPEC 0x007A + +#define ARMV8_IMPDEF_PERFCTR_ISB_SPEC 0x007C +#define ARMV8_IMPDEF_PERFCTR_DSB_SPEC 0x007D +#define ARMV8_IMPDEF_PERFCTR_DMB_SPEC 0x007E + +#define ARMV8_IMPDEF_PERFCTR_EXC_UNDEF 0x0081 +#define ARMV8_IMPDEF_PERFCTR_EXC_SVC 0x0082 +#define ARMV8_IMPDEF_PERFCTR_EXC_PABORT 0x0083 +#define ARMV8_IMPDEF_PERFCTR_EXC_DABORT 0x0084 + +#define ARMV8_IMPDEF_PERFCTR_EXC_IRQ 0x0086 +#define ARMV8_IMPDEF_PERFCTR_EXC_FIQ 0x0087 +#define ARMV8_IMPDEF_PERFCTR_EXC_SMC 0x0088 + +#define ARMV8_IMPDEF_PERFCTR_EXC_HVC 0x008A +#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_PABORT 0x008B +#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_DABORT 0x008C +#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_OTHER 0x008D +#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_IRQ 0x008E +#define ARMV8_IMPDEF_PERFCTR_EXC_TRAP_FIQ 0x008F +#define ARMV8_IMPDEF_PERFCTR_RC_LD_SPEC 0x0090 +#define ARMV8_IMPDEF_PERFCTR_RC_ST_SPEC 0x0091 + +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_RD 0x00A0 +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WR 0x00A1 +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_RD 0x00A2 +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_REFILL_WR 0x00A3 + +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_VICTIM 0x00A6 +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_WB_CLEAN 0x00A7 +#define ARMV8_IMPDEF_PERFCTR_L3D_CACHE_INVAL 0x00A8 /* * Per-CPU PMCR: config reg diff --git a/arch/arm64/include/asm/pgtable-hwdef.h b/arch/arm64/include/asm/pgtable-hwdef.h index 40085e53f573..66671ff05183 100644 --- a/arch/arm64/include/asm/pgtable-hwdef.h +++ b/arch/arm64/include/asm/pgtable-hwdef.h @@ -273,6 +273,8 @@ #define TCR_NFD1 (UL(1) << 54) #define TCR_E0PD0 (UL(1) << 55) #define TCR_E0PD1 (UL(1) << 56) +#define TCR_TCMA0 (UL(1) << 57) +#define TCR_TCMA1 (UL(1) << 58) /* * TTBR. diff --git a/arch/arm64/include/asm/pgtable-prot.h b/arch/arm64/include/asm/pgtable-prot.h index 7032f04c8ac6..b1e1b74d993c 100644 --- a/arch/arm64/include/asm/pgtable-prot.h +++ b/arch/arm64/include/asm/pgtable-prot.h @@ -92,7 +92,7 @@ extern bool arm64_use_ng_mappings; #define __P001 PAGE_READONLY #define __P010 PAGE_READONLY #define __P011 PAGE_READONLY -#define __P100 PAGE_EXECONLY +#define __P100 PAGE_READONLY_EXEC /* PAGE_EXECONLY if Enhanced PAN */ #define __P101 PAGE_READONLY_EXEC #define __P110 PAGE_READONLY_EXEC #define __P111 PAGE_READONLY_EXEC @@ -101,7 +101,7 @@ extern bool arm64_use_ng_mappings; #define __S001 PAGE_READONLY #define __S010 PAGE_SHARED #define __S011 PAGE_SHARED -#define __S100 PAGE_EXECONLY +#define __S100 PAGE_READONLY_EXEC /* PAGE_EXECONLY if Enhanced PAN */ #define __S101 PAGE_READONLY_EXEC #define __S110 PAGE_SHARED_EXEC #define __S111 PAGE_SHARED_EXEC diff --git a/arch/arm64/include/asm/pgtable.h b/arch/arm64/include/asm/pgtable.h index c4ba047a82d2..94e147e5456c 100644 --- a/arch/arm64/include/asm/pgtable.h +++ b/arch/arm64/include/asm/pgtable.h @@ -1017,17 +1017,6 @@ static inline bool arch_wants_old_prefaulted_pte(void) } #define arch_wants_old_prefaulted_pte arch_wants_old_prefaulted_pte -static inline pgprot_t arch_filter_pgprot(pgprot_t prot) -{ - if (cpus_have_const_cap(ARM64_HAS_EPAN)) - return prot; - - if (pgprot_val(prot) != pgprot_val(PAGE_EXECONLY)) - return prot; - - return PAGE_READONLY_EXEC; -} - static inline bool pud_sect_supported(void) { return PAGE_SIZE == SZ_4K; diff --git a/arch/arm64/include/asm/processor.h b/arch/arm64/include/asm/processor.h index 6f41b65f9962..73e38d9a540c 100644 --- a/arch/arm64/include/asm/processor.h +++ b/arch/arm64/include/asm/processor.h @@ -21,6 +21,7 @@ #define MTE_CTRL_TCF_SYNC (1UL << 16) #define MTE_CTRL_TCF_ASYNC (1UL << 17) +#define MTE_CTRL_TCF_ASYMM (1UL << 18) #ifndef __ASSEMBLY__ diff --git a/arch/arm64/include/asm/rwonce.h b/arch/arm64/include/asm/rwonce.h index 1bce62fa908a..56f7b1d4d54b 100644 --- a/arch/arm64/include/asm/rwonce.h +++ b/arch/arm64/include/asm/rwonce.h @@ -5,7 +5,7 @@ #ifndef __ASM_RWONCE_H #define __ASM_RWONCE_H -#ifdef CONFIG_LTO +#if defined(CONFIG_LTO) && !defined(__ASSEMBLY__) #include <linux/compiler_types.h> #include <asm/alternative-macros.h> @@ -66,7 +66,7 @@ }) #endif /* !BUILD_VDSO */ -#endif /* CONFIG_LTO */ +#endif /* CONFIG_LTO && !__ASSEMBLY__ */ #include <asm-generic/rwonce.h> diff --git a/arch/arm64/include/asm/sections.h b/arch/arm64/include/asm/sections.h index 152cb35bf9df..40971ac1303f 100644 --- a/arch/arm64/include/asm/sections.h +++ b/arch/arm64/include/asm/sections.h @@ -23,4 +23,9 @@ extern char __mmuoff_data_start[], __mmuoff_data_end[]; extern char __entry_tramp_text_start[], __entry_tramp_text_end[]; extern char __relocate_new_kernel_start[], __relocate_new_kernel_end[]; +static inline size_t entry_tramp_text_size(void) +{ + return __entry_tramp_text_end - __entry_tramp_text_start; +} + #endif /* __ASM_SECTIONS_H */ diff --git a/arch/arm64/include/asm/spectre.h b/arch/arm64/include/asm/spectre.h index f62ca39da6c5..aa3d3607d5c8 100644 --- a/arch/arm64/include/asm/spectre.h +++ b/arch/arm64/include/asm/spectre.h @@ -67,7 +67,8 @@ struct bp_hardening_data { DECLARE_PER_CPU_READ_MOSTLY(struct bp_hardening_data, bp_hardening_data); -static inline void arm64_apply_bp_hardening(void) +/* Called during entry so must be __always_inline */ +static __always_inline void arm64_apply_bp_hardening(void) { struct bp_hardening_data *d; @@ -93,5 +94,9 @@ void spectre_v4_enable_task_mitigation(struct task_struct *tsk); enum mitigation_state arm64_get_meltdown_state(void); +enum mitigation_state arm64_get_spectre_bhb_state(void); +bool is_spectre_bhb_affected(const struct arm64_cpu_capabilities *entry, int scope); +u8 spectre_bhb_loop_affected(int scope); +void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *__unused); #endif /* __ASSEMBLY__ */ #endif /* __ASM_SPECTRE_H */ diff --git a/arch/arm64/include/asm/string.h b/arch/arm64/include/asm/string.h index 95f7686b728d..3a3264ff47b9 100644 --- a/arch/arm64/include/asm/string.h +++ b/arch/arm64/include/asm/string.h @@ -12,13 +12,11 @@ extern char *strrchr(const char *, int c); #define __HAVE_ARCH_STRCHR extern char *strchr(const char *, int c); -#ifndef CONFIG_KASAN_HW_TAGS #define __HAVE_ARCH_STRCMP extern int strcmp(const char *, const char *); #define __HAVE_ARCH_STRNCMP extern int strncmp(const char *, const char *, __kernel_size_t); -#endif #define __HAVE_ARCH_STRLEN extern __kernel_size_t strlen(const char *); diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 898bee0004ae..c7ca3a105528 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -773,6 +773,9 @@ #define ID_AA64ISAR1_GPI_IMP_DEF 0x1 /* id_aa64isar2 */ +#define ID_AA64ISAR2_CLEARBHB_SHIFT 28 +#define ID_AA64ISAR2_APA3_SHIFT 12 +#define ID_AA64ISAR2_GPA3_SHIFT 8 #define ID_AA64ISAR2_RPRES_SHIFT 4 #define ID_AA64ISAR2_WFXT_SHIFT 0 @@ -786,6 +789,16 @@ #define ID_AA64ISAR2_WFXT_NI 0x0 #define ID_AA64ISAR2_WFXT_SUPPORTED 0x2 +#define ID_AA64ISAR2_APA3_NI 0x0 +#define ID_AA64ISAR2_APA3_ARCHITECTED 0x1 +#define ID_AA64ISAR2_APA3_ARCH_EPAC 0x2 +#define ID_AA64ISAR2_APA3_ARCH_EPAC2 0x3 +#define ID_AA64ISAR2_APA3_ARCH_EPAC2_FPAC 0x4 +#define ID_AA64ISAR2_APA3_ARCH_EPAC2_FPAC_CMB 0x5 + +#define ID_AA64ISAR2_GPA3_NI 0x0 +#define ID_AA64ISAR2_GPA3_ARCHITECTED 0x1 + /* id_aa64pfr0 */ #define ID_AA64PFR0_CSV3_SHIFT 60 #define ID_AA64PFR0_CSV2_SHIFT 56 @@ -904,6 +917,7 @@ #endif /* id_aa64mmfr1 */ +#define ID_AA64MMFR1_ECBHB_SHIFT 60 #define ID_AA64MMFR1_AFP_SHIFT 44 #define ID_AA64MMFR1_ETS_SHIFT 36 #define ID_AA64MMFR1_TWED_SHIFT 32 @@ -1097,13 +1111,11 @@ #define ZCR_ELx_LEN_SIZE 9 #define ZCR_ELx_LEN_MASK 0x1ff +#define CPACR_EL1_FPEN_EL1EN (BIT(20)) /* enable EL1 access */ +#define CPACR_EL1_FPEN_EL0EN (BIT(21)) /* enable EL0 access, if EL1EN set */ + #define CPACR_EL1_ZEN_EL1EN (BIT(16)) /* enable EL1 access */ #define CPACR_EL1_ZEN_EL0EN (BIT(17)) /* enable EL0 access, if EL1EN set */ -#define CPACR_EL1_ZEN (CPACR_EL1_ZEN_EL1EN | CPACR_EL1_ZEN_EL0EN) - -/* TCR EL1 Bit Definitions */ -#define SYS_TCR_EL1_TCMA1 (BIT(58)) -#define SYS_TCR_EL1_TCMA0 (BIT(57)) /* GCR_EL1 Definitions */ #define SYS_GCR_EL1_RRND (BIT(16)) diff --git a/arch/arm64/include/asm/vectors.h b/arch/arm64/include/asm/vectors.h new file mode 100644 index 000000000000..bc9a2145f419 --- /dev/null +++ b/arch/arm64/include/asm/vectors.h @@ -0,0 +1,73 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright (C) 2022 ARM Ltd. + */ +#ifndef __ASM_VECTORS_H +#define __ASM_VECTORS_H + +#include <linux/bug.h> +#include <linux/percpu.h> + +#include <asm/fixmap.h> + +extern char vectors[]; +extern char tramp_vectors[]; +extern char __bp_harden_el1_vectors[]; + +/* + * Note: the order of this enum corresponds to two arrays in entry.S: + * tramp_vecs and __bp_harden_el1_vectors. By default the canonical + * 'full fat' vectors are used directly. + */ +enum arm64_bp_harden_el1_vectors { +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY + /* + * Perform the BHB loop mitigation, before branching to the canonical + * vectors. + */ + EL1_VECTOR_BHB_LOOP, + + /* + * Make the SMC call for firmware mitigation, before branching to the + * canonical vectors. + */ + EL1_VECTOR_BHB_FW, + + /* + * Use the ClearBHB instruction, before branching to the canonical + * vectors. + */ + EL1_VECTOR_BHB_CLEAR_INSN, +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + + /* + * Remap the kernel before branching to the canonical vectors. + */ + EL1_VECTOR_KPTI, +}; + +#ifndef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY +#define EL1_VECTOR_BHB_LOOP -1 +#define EL1_VECTOR_BHB_FW -1 +#define EL1_VECTOR_BHB_CLEAR_INSN -1 +#endif /* !CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + +/* The vectors to use on return from EL0. e.g. to remap the kernel */ +DECLARE_PER_CPU_READ_MOSTLY(const char *, this_cpu_vector); + +#ifndef CONFIG_UNMAP_KERNEL_AT_EL0 +#define TRAMP_VALIAS 0ul +#endif + +static inline const char * +arm64_get_bp_hardening_vector(enum arm64_bp_harden_el1_vectors slot) +{ + if (arm64_kernel_unmapped_at_el0()) + return (char *)(TRAMP_VALIAS + SZ_2K * slot); + + WARN_ON_ONCE(slot == EL1_VECTOR_KPTI); + + return __bp_harden_el1_vectors + SZ_2K * slot; +} + +#endif /* __ASM_VECTORS_H */ diff --git a/arch/arm64/include/uapi/asm/hwcap.h b/arch/arm64/include/uapi/asm/hwcap.h index f03731847d9d..99cb5d383048 100644 --- a/arch/arm64/include/uapi/asm/hwcap.h +++ b/arch/arm64/include/uapi/asm/hwcap.h @@ -78,5 +78,6 @@ #define HWCAP2_ECV (1 << 19) #define HWCAP2_AFP (1 << 20) #define HWCAP2_RPRES (1 << 21) +#define HWCAP2_MTE3 (1 << 22) #endif /* _UAPI__ASM_HWCAP_H */ diff --git a/arch/arm64/include/uapi/asm/kvm.h b/arch/arm64/include/uapi/asm/kvm.h index b3edde68bc3e..323e251ed37b 100644 --- a/arch/arm64/include/uapi/asm/kvm.h +++ b/arch/arm64/include/uapi/asm/kvm.h @@ -281,6 +281,11 @@ struct kvm_arm_copy_mte_tags { #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_REQUIRED 3 #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_ENABLED (1U << 4) +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3 KVM_REG_ARM_FW_REG(3) +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_AVAIL 0 +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_AVAIL 1 +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_REQUIRED 2 + /* SVE registers */ #define KVM_REG_ARM64_SVE (0x15 << KVM_REG_ARM_COPROC_SHIFT) diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile index 88b3e2a21408..986837d7ec82 100644 --- a/arch/arm64/kernel/Makefile +++ b/arch/arm64/kernel/Makefile @@ -61,6 +61,7 @@ obj-$(CONFIG_ARM64_ACPI_PARKING_PROTOCOL) += acpi_parking_protocol.o obj-$(CONFIG_PARAVIRT) += paravirt.o obj-$(CONFIG_RANDOMIZE_BASE) += kaslr.o obj-$(CONFIG_HIBERNATION) += hibernate.o hibernate-asm.o +obj-$(CONFIG_ELF_CORE) += elfcore.o obj-$(CONFIG_KEXEC_CORE) += machine_kexec.o relocate_kernel.o \ cpu-reset.o obj-$(CONFIG_KEXEC_FILE) += machine_kexec_file.o kexec_image.o diff --git a/arch/arm64/kernel/cpu_errata.c b/arch/arm64/kernel/cpu_errata.c index b217941713a8..4c9b5b4b7a0b 100644 --- a/arch/arm64/kernel/cpu_errata.c +++ b/arch/arm64/kernel/cpu_errata.c @@ -214,6 +214,21 @@ static const struct arm64_cpu_capabilities arm64_repeat_tlbi_list[] = { }; #endif +#ifdef CONFIG_CAVIUM_ERRATUM_23154 +const struct midr_range cavium_erratum_23154_cpus[] = { + MIDR_ALL_VERSIONS(MIDR_THUNDERX), + MIDR_ALL_VERSIONS(MIDR_THUNDERX_81XX), + MIDR_ALL_VERSIONS(MIDR_THUNDERX_83XX), + MIDR_ALL_VERSIONS(MIDR_OCTX2_98XX), + MIDR_ALL_VERSIONS(MIDR_OCTX2_96XX), + MIDR_ALL_VERSIONS(MIDR_OCTX2_95XX), + MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXN), + MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXMM), + MIDR_ALL_VERSIONS(MIDR_OCTX2_95XXO), + {}, +}; +#endif + #ifdef CONFIG_CAVIUM_ERRATUM_27456 const struct midr_range cavium_erratum_27456_cpus[] = { /* Cavium ThunderX, T88 pass 1.x - 2.1 */ @@ -425,10 +440,10 @@ const struct arm64_cpu_capabilities arm64_errata[] = { #endif #ifdef CONFIG_CAVIUM_ERRATUM_23154 { - /* Cavium ThunderX, pass 1.x */ - .desc = "Cavium erratum 23154", + .desc = "Cavium errata 23154 and 38545", .capability = ARM64_WORKAROUND_CAVIUM_23154, - ERRATA_MIDR_REV_RANGE(MIDR_THUNDERX, 0, 0, 1), + .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, + ERRATA_MIDR_RANGE_LIST(cavium_erratum_23154_cpus), }, #endif #ifdef CONFIG_CAVIUM_ERRATUM_27456 @@ -502,6 +517,13 @@ const struct arm64_cpu_capabilities arm64_errata[] = { .matches = has_spectre_v4, .cpu_enable = spectre_v4_enable_mitigation, }, + { + .desc = "Spectre-BHB", + .capability = ARM64_SPECTRE_BHB, + .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, + .matches = is_spectre_bhb_affected, + .cpu_enable = spectre_bhb_enable_mitigation, + }, #ifdef CONFIG_ARM64_ERRATUM_1418040 { .desc = "ARM erratum 1418040", @@ -604,7 +626,6 @@ const struct arm64_cpu_capabilities arm64_errata[] = { { .desc = "ARM erratum 2077057", .capability = ARM64_WORKAROUND_2077057, - .type = ARM64_CPUCAP_LOCAL_CPU_ERRATUM, ERRATA_MIDR_REV_RANGE(MIDR_CORTEX_A510, 0, 0, 2), }, #endif diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index e5f23dab1c8d..d72c4b4d389c 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -73,6 +73,8 @@ #include <linux/mm.h> #include <linux/cpu.h> #include <linux/kasan.h> +#include <linux/percpu.h> + #include <asm/cpu.h> #include <asm/cpufeature.h> #include <asm/cpu_ops.h> @@ -85,6 +87,7 @@ #include <asm/smp.h> #include <asm/sysreg.h> #include <asm/traps.h> +#include <asm/vectors.h> #include <asm/virt.h> /* Kernel representation of AT_HWCAP and AT_HWCAP2 */ @@ -110,6 +113,8 @@ DECLARE_BITMAP(boot_capabilities, ARM64_NPATCHABLE); bool arm64_use_ng_mappings = false; EXPORT_SYMBOL(arm64_use_ng_mappings); +DEFINE_PER_CPU_READ_MOSTLY(const char *, this_cpu_vector) = vectors; + /* * Permit PER_LINUX32 and execve() of 32-bit binaries even if not all CPUs * support it? @@ -226,6 +231,11 @@ static const struct arm64_ftr_bits ftr_id_aa64isar1[] = { }; static const struct arm64_ftr_bits ftr_id_aa64isar2[] = { + ARM64_FTR_BITS(FTR_HIDDEN, FTR_STRICT, FTR_HIGHER_SAFE, ID_AA64ISAR2_CLEARBHB_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE_IF_IS_ENABLED(CONFIG_ARM64_PTR_AUTH), + FTR_STRICT, FTR_EXACT, ID_AA64ISAR2_APA3_SHIFT, 4, 0), + ARM64_FTR_BITS(FTR_VISIBLE_IF_IS_ENABLED(CONFIG_ARM64_PTR_AUTH), + FTR_STRICT, FTR_LOWER_SAFE, ID_AA64ISAR2_GPA3_SHIFT, 4, 0), ARM64_FTR_BITS(FTR_VISIBLE, FTR_NONSTRICT, FTR_LOWER_SAFE, ID_AA64ISAR2_RPRES_SHIFT, 4, 0), ARM64_FTR_END, }; @@ -596,6 +606,7 @@ static const struct arm64_ftr_bits ftr_raz[] = { struct arm64_ftr_override __ro_after_init id_aa64mmfr1_override; struct arm64_ftr_override __ro_after_init id_aa64pfr1_override; struct arm64_ftr_override __ro_after_init id_aa64isar1_override; +struct arm64_ftr_override __ro_after_init id_aa64isar2_override; static const struct __ftr_reg_entry { u32 sys_id; @@ -644,6 +655,8 @@ static const struct __ftr_reg_entry { ARM64_FTR_REG_OVERRIDE(SYS_ID_AA64ISAR1_EL1, ftr_id_aa64isar1, &id_aa64isar1_override), ARM64_FTR_REG(SYS_ID_AA64ISAR2_EL1, ftr_id_aa64isar2), + ARM64_FTR_REG_OVERRIDE(SYS_ID_AA64ISAR2_EL1, ftr_id_aa64isar2, + &id_aa64isar2_override), /* Op1 = 0, CRn = 0, CRm = 7 */ ARM64_FTR_REG(SYS_ID_AA64MMFR0_EL1, ftr_id_aa64mmfr0), @@ -1307,7 +1320,9 @@ u64 __read_sysreg_by_encoding(u32 sys_id) static bool feature_matches(u64 reg, const struct arm64_cpu_capabilities *entry) { - int val = cpuid_feature_extract_field(reg, entry->field_pos, entry->sign); + int val = cpuid_feature_extract_field_width(reg, entry->field_pos, + entry->field_width, + entry->sign); return val >= entry->min_field_value; } @@ -1590,6 +1605,12 @@ kpti_install_ng_mappings(const struct arm64_cpu_capabilities *__unused) int cpu = smp_processor_id(); + if (__this_cpu_read(this_cpu_vector) == vectors) { + const char *v = arm64_get_bp_hardening_vector(EL1_VECTOR_KPTI); + + __this_cpu_write(this_cpu_vector, v); + } + /* * We don't need to rewrite the page-tables if either we've done * it already or we have KASLR enabled and therefore have not @@ -1775,14 +1796,6 @@ static void cpu_copy_el2regs(const struct arm64_cpu_capabilities *__unused) write_sysreg(read_sysreg(tpidr_el1), tpidr_el2); } -static void cpu_has_fwb(const struct arm64_cpu_capabilities *__unused) -{ - u64 val = read_sysreg_s(SYS_CLIDR_EL1); - - /* Check that CLIDR_EL1.LOU{U,IS} are both 0 */ - WARN_ON(CLIDR_LOUU(val) || CLIDR_LOUIS(val)); -} - #ifdef CONFIG_ARM64_PAN static void cpu_enable_pan(const struct arm64_cpu_capabilities *__unused) { @@ -1829,21 +1842,27 @@ static bool has_address_auth_cpucap(const struct arm64_cpu_capabilities *entry, /* Now check for the secondary CPUs with SCOPE_LOCAL_CPU scope */ sec_val = cpuid_feature_extract_field(__read_sysreg_by_encoding(entry->sys_reg), entry->field_pos, entry->sign); - return sec_val == boot_val; + return (sec_val >= entry->min_field_value) && (sec_val == boot_val); } static bool has_address_auth_metacap(const struct arm64_cpu_capabilities *entry, int scope) { - return has_address_auth_cpucap(cpu_hwcaps_ptrs[ARM64_HAS_ADDRESS_AUTH_ARCH], scope) || - has_address_auth_cpucap(cpu_hwcaps_ptrs[ARM64_HAS_ADDRESS_AUTH_IMP_DEF], scope); + bool api = has_address_auth_cpucap(cpu_hwcaps_ptrs[ARM64_HAS_ADDRESS_AUTH_IMP_DEF], scope); + bool apa = has_address_auth_cpucap(cpu_hwcaps_ptrs[ARM64_HAS_ADDRESS_AUTH_ARCH_QARMA5], scope); + bool apa3 = has_address_auth_cpucap(cpu_hwcaps_ptrs[ARM64_HAS_ADDRESS_AUTH_ARCH_QARMA3], scope); + + return apa || apa3 || api; } static bool has_generic_auth(const struct arm64_cpu_capabilities *entry, int __unused) { - return __system_matches_cap(ARM64_HAS_GENERIC_AUTH_ARCH) || - __system_matches_cap(ARM64_HAS_GENERIC_AUTH_IMP_DEF); + bool gpi = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_IMP_DEF); + bool gpa = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_ARCH_QARMA5); + bool gpa3 = __system_matches_cap(ARM64_HAS_GENERIC_AUTH_ARCH_QARMA3); + + return gpa || gpa3 || gpi; } #endif /* CONFIG_ARM64_PTR_AUTH */ @@ -1945,6 +1964,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_useable_gicv3_cpuif, .sys_reg = SYS_ID_AA64PFR0_EL1, .field_pos = ID_AA64PFR0_GIC_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, }, @@ -1955,6 +1975,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64MMFR0_EL1, .field_pos = ID_AA64MMFR0_ECV_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, }, @@ -1966,6 +1987,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64MMFR1_EL1, .field_pos = ID_AA64MMFR1_PAN_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, .cpu_enable = cpu_enable_pan, @@ -1979,6 +2001,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64MMFR1_EL1, .field_pos = ID_AA64MMFR1_PAN_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 3, }, @@ -1991,6 +2014,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR0_EL1, .field_pos = ID_AA64ISAR0_ATOMICS_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 2, }, @@ -2015,6 +2039,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64PFR0_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64PFR0_EL0_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR0_ELx_32BIT_64BIT, }, #ifdef CONFIG_KVM @@ -2026,6 +2051,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64PFR0_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64PFR0_EL1_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR0_ELx_32BIT_64BIT, }, { @@ -2046,6 +2072,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { */ .sys_reg = SYS_ID_AA64PFR0_EL1, .field_pos = ID_AA64PFR0_CSV3_SHIFT, + .field_width = 4, .min_field_value = 1, .matches = unmap_kernel_at_el0, .cpu_enable = kpti_install_ng_mappings, @@ -2065,6 +2092,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR1_EL1, .field_pos = ID_AA64ISAR1_DPB_SHIFT, + .field_width = 4, .min_field_value = 1, }, { @@ -2075,6 +2103,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_DPB_SHIFT, + .field_width = 4, .min_field_value = 2, }, #endif @@ -2086,6 +2115,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64PFR0_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64PFR0_SVE_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR0_SVE, .matches = has_cpuid_feature, .cpu_enable = sve_kernel_enable, @@ -2100,6 +2130,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64PFR0_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64PFR0_RAS_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR0_RAS_V1, .cpu_enable = cpu_clear_disr, }, @@ -2118,6 +2149,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64PFR0_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64PFR0_AMU_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR0_AMU, .cpu_enable = cpu_amu_enable, }, @@ -2142,9 +2174,9 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64MMFR2_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64MMFR2_FWB_SHIFT, + .field_width = 4, .min_field_value = 1, .matches = has_cpuid_feature, - .cpu_enable = cpu_has_fwb, }, { .desc = "ARMv8.4 Translation Table Level", @@ -2153,6 +2185,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64MMFR2_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64MMFR2_TTL_SHIFT, + .field_width = 4, .min_field_value = 1, .matches = has_cpuid_feature, }, @@ -2163,6 +2196,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR0_EL1, .field_pos = ID_AA64ISAR0_TLB_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = ID_AA64ISAR0_TLB_RANGE, }, @@ -2181,6 +2215,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64MMFR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64MMFR1_HADBS_SHIFT, + .field_width = 4, .min_field_value = 2, .matches = has_hw_dbm, .cpu_enable = cpu_enable_hw_dbm, @@ -2193,6 +2228,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR0_EL1, .field_pos = ID_AA64ISAR0_CRC32_SHIFT, + .field_width = 4, .min_field_value = 1, }, { @@ -2202,6 +2238,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64PFR1_EL1, .field_pos = ID_AA64PFR1_SSBS_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = ID_AA64PFR1_SSBS_PSTATE_ONLY, }, @@ -2214,6 +2251,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64MMFR2_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64MMFR2_CNP_SHIFT, + .field_width = 4, .min_field_value = 1, .cpu_enable = cpu_enable_cnp, }, @@ -2225,27 +2263,41 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR1_EL1, .field_pos = ID_AA64ISAR1_SB_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, }, #ifdef CONFIG_ARM64_PTR_AUTH { - .desc = "Address authentication (architected algorithm)", - .capability = ARM64_HAS_ADDRESS_AUTH_ARCH, + .desc = "Address authentication (architected QARMA5 algorithm)", + .capability = ARM64_HAS_ADDRESS_AUTH_ARCH_QARMA5, .type = ARM64_CPUCAP_BOOT_CPU_FEATURE, .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_APA_SHIFT, + .field_width = 4, .min_field_value = ID_AA64ISAR1_APA_ARCHITECTED, .matches = has_address_auth_cpucap, }, { + .desc = "Address authentication (architected QARMA3 algorithm)", + .capability = ARM64_HAS_ADDRESS_AUTH_ARCH_QARMA3, + .type = ARM64_CPUCAP_BOOT_CPU_FEATURE, + .sys_reg = SYS_ID_AA64ISAR2_EL1, + .sign = FTR_UNSIGNED, + .field_pos = ID_AA64ISAR2_APA3_SHIFT, + .field_width = 4, + .min_field_value = ID_AA64ISAR2_APA3_ARCHITECTED, + .matches = has_address_auth_cpucap, + }, + { .desc = "Address authentication (IMP DEF algorithm)", .capability = ARM64_HAS_ADDRESS_AUTH_IMP_DEF, .type = ARM64_CPUCAP_BOOT_CPU_FEATURE, .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_API_SHIFT, + .field_width = 4, .min_field_value = ID_AA64ISAR1_API_IMP_DEF, .matches = has_address_auth_cpucap, }, @@ -2255,22 +2307,35 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_address_auth_metacap, }, { - .desc = "Generic authentication (architected algorithm)", - .capability = ARM64_HAS_GENERIC_AUTH_ARCH, + .desc = "Generic authentication (architected QARMA5 algorithm)", + .capability = ARM64_HAS_GENERIC_AUTH_ARCH_QARMA5, .type = ARM64_CPUCAP_SYSTEM_FEATURE, .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_GPA_SHIFT, + .field_width = 4, .min_field_value = ID_AA64ISAR1_GPA_ARCHITECTED, .matches = has_cpuid_feature, }, { + .desc = "Generic authentication (architected QARMA3 algorithm)", + .capability = ARM64_HAS_GENERIC_AUTH_ARCH_QARMA3, + .type = ARM64_CPUCAP_SYSTEM_FEATURE, + .sys_reg = SYS_ID_AA64ISAR2_EL1, + .sign = FTR_UNSIGNED, + .field_pos = ID_AA64ISAR2_GPA3_SHIFT, + .field_width = 4, + .min_field_value = ID_AA64ISAR2_GPA3_ARCHITECTED, + .matches = has_cpuid_feature, + }, + { .desc = "Generic authentication (IMP DEF algorithm)", .capability = ARM64_HAS_GENERIC_AUTH_IMP_DEF, .type = ARM64_CPUCAP_SYSTEM_FEATURE, .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_GPI_SHIFT, + .field_width = 4, .min_field_value = ID_AA64ISAR1_GPI_IMP_DEF, .matches = has_cpuid_feature, }, @@ -2291,6 +2356,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = can_use_gic_priorities, .sys_reg = SYS_ID_AA64PFR0_EL1, .field_pos = ID_AA64PFR0_GIC_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, }, @@ -2302,6 +2368,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .type = ARM64_CPUCAP_SYSTEM_FEATURE, .sys_reg = SYS_ID_AA64MMFR2_EL1, .sign = FTR_UNSIGNED, + .field_width = 4, .field_pos = ID_AA64MMFR2_E0PD_SHIFT, .matches = has_cpuid_feature, .min_field_value = 1, @@ -2316,6 +2383,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64ISAR0_EL1, .field_pos = ID_AA64ISAR0_RNDR_SHIFT, + .field_width = 4, .sign = FTR_UNSIGNED, .min_field_value = 1, }, @@ -2333,6 +2401,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .cpu_enable = bti_enable, .sys_reg = SYS_ID_AA64PFR1_EL1, .field_pos = ID_AA64PFR1_BT_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR1_BT_BTI, .sign = FTR_UNSIGNED, }, @@ -2345,6 +2414,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64PFR1_EL1, .field_pos = ID_AA64PFR1_MTE_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR1_MTE, .sign = FTR_UNSIGNED, .cpu_enable = cpu_enable_mte, @@ -2356,6 +2426,7 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, .sys_reg = SYS_ID_AA64PFR1_EL1, .field_pos = ID_AA64PFR1_MTE_SHIFT, + .field_width = 4, .min_field_value = ID_AA64PFR1_MTE_ASYMM, .sign = FTR_UNSIGNED, }, @@ -2367,16 +2438,18 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .sys_reg = SYS_ID_AA64ISAR1_EL1, .sign = FTR_UNSIGNED, .field_pos = ID_AA64ISAR1_LRCPC_SHIFT, + .field_width = 4, .matches = has_cpuid_feature, .min_field_value = 1, }, {}, }; -#define HWCAP_CPUID_MATCH(reg, field, s, min_value) \ +#define HWCAP_CPUID_MATCH(reg, field, width, s, min_value) \ .matches = has_cpuid_feature, \ .sys_reg = reg, \ .field_pos = field, \ + .field_width = width, \ .sign = s, \ .min_field_value = min_value, @@ -2386,10 +2459,10 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .hwcap_type = cap_type, \ .hwcap = cap, \ -#define HWCAP_CAP(reg, field, s, min_value, cap_type, cap) \ +#define HWCAP_CAP(reg, field, width, s, min_value, cap_type, cap) \ { \ __HWCAP_CAP(#cap, cap_type, cap) \ - HWCAP_CPUID_MATCH(reg, field, s, min_value) \ + HWCAP_CPUID_MATCH(reg, field, width, s, min_value) \ } #define HWCAP_MULTI_CAP(list, cap_type, cap) \ @@ -2409,11 +2482,16 @@ static const struct arm64_cpu_capabilities arm64_features[] = { static const struct arm64_cpu_capabilities ptr_auth_hwcap_addr_matches[] = { { HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_APA_SHIFT, - FTR_UNSIGNED, ID_AA64ISAR1_APA_ARCHITECTED) + 4, FTR_UNSIGNED, + ID_AA64ISAR1_APA_ARCHITECTED) + }, + { + HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR2_EL1, ID_AA64ISAR2_APA3_SHIFT, + 4, FTR_UNSIGNED, ID_AA64ISAR2_APA3_ARCHITECTED) }, { HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_API_SHIFT, - FTR_UNSIGNED, ID_AA64ISAR1_API_IMP_DEF) + 4, FTR_UNSIGNED, ID_AA64ISAR1_API_IMP_DEF) }, {}, }; @@ -2421,77 +2499,82 @@ static const struct arm64_cpu_capabilities ptr_auth_hwcap_addr_matches[] = { static const struct arm64_cpu_capabilities ptr_auth_hwcap_gen_matches[] = { { HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_GPA_SHIFT, - FTR_UNSIGNED, ID_AA64ISAR1_GPA_ARCHITECTED) + 4, FTR_UNSIGNED, ID_AA64ISAR1_GPA_ARCHITECTED) + }, + { + HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR2_EL1, ID_AA64ISAR2_GPA3_SHIFT, + 4, FTR_UNSIGNED, ID_AA64ISAR2_GPA3_ARCHITECTED) }, { HWCAP_CPUID_MATCH(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_GPI_SHIFT, - FTR_UNSIGNED, ID_AA64ISAR1_GPI_IMP_DEF) + 4, FTR_UNSIGNED, ID_AA64ISAR1_GPI_IMP_DEF) }, {}, }; #endif static const struct arm64_cpu_capabilities arm64_elf_hwcaps[] = { - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_PMULL), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_AES), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA1_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA1), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA2), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_SHA512), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_CRC32_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_CRC32), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_ATOMICS_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ATOMICS), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_RDM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDRDM), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA3_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA3), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM3_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SM3), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM4_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SM4), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_DP_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDDP), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_FHM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDFHM), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FLAGM), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_FLAGM2), - HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_RNDR_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_RNG), - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_FP), - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FPHP), - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_ASIMD), - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDHP), - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_DIT_SHIFT, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DIT), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DPB_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DCPOP), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DPB_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_DCPODP), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_JSCVT_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_JSCVT), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FCMA_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FCMA), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_LRCPC), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ILRCPC), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FRINTTS_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FRINT), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_SB_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SB), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_BF16_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_BF16), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DGH_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DGH), - HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_I8MM_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_I8MM), - HWCAP_CAP(SYS_ID_AA64MMFR2_EL1, ID_AA64MMFR2_AT_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_USCAT), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_PMULL), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_AES_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_AES), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA1_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA1), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA2), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA2_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_SHA512), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_CRC32_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_CRC32), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_ATOMICS_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ATOMICS), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_RDM_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDRDM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SHA3_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SHA3), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM3_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SM3), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_SM4_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SM4), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_DP_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDDP), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_FHM_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDFHM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FLAGM), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_TS_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_FLAGM2), + HWCAP_CAP(SYS_ID_AA64ISAR0_EL1, ID_AA64ISAR0_RNDR_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_RNG), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, 4, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_FP), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_FP_SHIFT, 4, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FPHP), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, 4, FTR_SIGNED, 0, CAP_HWCAP, KERNEL_HWCAP_ASIMD), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_ASIMD_SHIFT, 4, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ASIMDHP), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_DIT_SHIFT, 4, FTR_SIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DIT), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DPB_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DCPOP), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DPB_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_DCPODP), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_JSCVT_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_JSCVT), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FCMA_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FCMA), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_LRCPC), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_LRCPC_SHIFT, 4, FTR_UNSIGNED, 2, CAP_HWCAP, KERNEL_HWCAP_ILRCPC), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_FRINTTS_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_FRINT), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_SB_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_SB), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_BF16_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_BF16), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_DGH_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_DGH), + HWCAP_CAP(SYS_ID_AA64ISAR1_EL1, ID_AA64ISAR1_I8MM_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_I8MM), + HWCAP_CAP(SYS_ID_AA64MMFR2_EL1, ID_AA64MMFR2_AT_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_USCAT), #ifdef CONFIG_ARM64_SVE - HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_SVE_SHIFT, FTR_UNSIGNED, ID_AA64PFR0_SVE, CAP_HWCAP, KERNEL_HWCAP_SVE), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SVEVER_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_SVEVER_SVE2, CAP_HWCAP, KERNEL_HWCAP_SVE2), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_AES_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_AES, CAP_HWCAP, KERNEL_HWCAP_SVEAES), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_AES_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_AES_PMULL, CAP_HWCAP, KERNEL_HWCAP_SVEPMULL), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_BITPERM_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_BITPERM, CAP_HWCAP, KERNEL_HWCAP_SVEBITPERM), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_BF16_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_BF16, CAP_HWCAP, KERNEL_HWCAP_SVEBF16), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SHA3_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_SHA3, CAP_HWCAP, KERNEL_HWCAP_SVESHA3), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SM4_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_SM4, CAP_HWCAP, KERNEL_HWCAP_SVESM4), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_I8MM_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_I8MM, CAP_HWCAP, KERNEL_HWCAP_SVEI8MM), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_F32MM_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_F32MM, CAP_HWCAP, KERNEL_HWCAP_SVEF32MM), - HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_F64MM_SHIFT, FTR_UNSIGNED, ID_AA64ZFR0_F64MM, CAP_HWCAP, KERNEL_HWCAP_SVEF64MM), + HWCAP_CAP(SYS_ID_AA64PFR0_EL1, ID_AA64PFR0_SVE_SHIFT, 4, FTR_UNSIGNED, ID_AA64PFR0_SVE, CAP_HWCAP, KERNEL_HWCAP_SVE), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SVEVER_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_SVEVER_SVE2, CAP_HWCAP, KERNEL_HWCAP_SVE2), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_AES_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_AES, CAP_HWCAP, KERNEL_HWCAP_SVEAES), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_AES_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_AES_PMULL, CAP_HWCAP, KERNEL_HWCAP_SVEPMULL), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_BITPERM_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_BITPERM, CAP_HWCAP, KERNEL_HWCAP_SVEBITPERM), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_BF16_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_BF16, CAP_HWCAP, KERNEL_HWCAP_SVEBF16), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SHA3_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_SHA3, CAP_HWCAP, KERNEL_HWCAP_SVESHA3), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_SM4_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_SM4, CAP_HWCAP, KERNEL_HWCAP_SVESM4), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_I8MM_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_I8MM, CAP_HWCAP, KERNEL_HWCAP_SVEI8MM), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_F32MM_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_F32MM, CAP_HWCAP, KERNEL_HWCAP_SVEF32MM), + HWCAP_CAP(SYS_ID_AA64ZFR0_EL1, ID_AA64ZFR0_F64MM_SHIFT, 4, FTR_UNSIGNED, ID_AA64ZFR0_F64MM, CAP_HWCAP, KERNEL_HWCAP_SVEF64MM), #endif - HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_SSBS_SHIFT, FTR_UNSIGNED, ID_AA64PFR1_SSBS_PSTATE_INSNS, CAP_HWCAP, KERNEL_HWCAP_SSBS), + HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_SSBS_SHIFT, 4, FTR_UNSIGNED, ID_AA64PFR1_SSBS_PSTATE_INSNS, CAP_HWCAP, KERNEL_HWCAP_SSBS), #ifdef CONFIG_ARM64_BTI - HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_BT_SHIFT, FTR_UNSIGNED, ID_AA64PFR1_BT_BTI, CAP_HWCAP, KERNEL_HWCAP_BTI), + HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_BT_SHIFT, 4, FTR_UNSIGNED, ID_AA64PFR1_BT_BTI, CAP_HWCAP, KERNEL_HWCAP_BTI), #endif #ifdef CONFIG_ARM64_PTR_AUTH HWCAP_MULTI_CAP(ptr_auth_hwcap_addr_matches, CAP_HWCAP, KERNEL_HWCAP_PACA), HWCAP_MULTI_CAP(ptr_auth_hwcap_gen_matches, CAP_HWCAP, KERNEL_HWCAP_PACG), #endif #ifdef CONFIG_ARM64_MTE - HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_MTE_SHIFT, FTR_UNSIGNED, ID_AA64PFR1_MTE, CAP_HWCAP, KERNEL_HWCAP_MTE), + HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_MTE_SHIFT, 4, FTR_UNSIGNED, ID_AA64PFR1_MTE, CAP_HWCAP, KERNEL_HWCAP_MTE), + HWCAP_CAP(SYS_ID_AA64PFR1_EL1, ID_AA64PFR1_MTE_SHIFT, 4, FTR_UNSIGNED, ID_AA64PFR1_MTE_ASYMM, CAP_HWCAP, KERNEL_HWCAP_MTE3), #endif /* CONFIG_ARM64_MTE */ - HWCAP_CAP(SYS_ID_AA64MMFR0_EL1, ID_AA64MMFR0_ECV_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ECV), - HWCAP_CAP(SYS_ID_AA64MMFR1_EL1, ID_AA64MMFR1_AFP_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_AFP), - HWCAP_CAP(SYS_ID_AA64ISAR2_EL1, ID_AA64ISAR2_RPRES_SHIFT, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_RPRES), + HWCAP_CAP(SYS_ID_AA64MMFR0_EL1, ID_AA64MMFR0_ECV_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_ECV), + HWCAP_CAP(SYS_ID_AA64MMFR1_EL1, ID_AA64MMFR1_AFP_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_AFP), + HWCAP_CAP(SYS_ID_AA64ISAR2_EL1, ID_AA64ISAR2_RPRES_SHIFT, 4, FTR_UNSIGNED, 1, CAP_HWCAP, KERNEL_HWCAP_RPRES), {}, }; @@ -2520,15 +2603,15 @@ static bool compat_has_neon(const struct arm64_cpu_capabilities *cap, int scope) static const struct arm64_cpu_capabilities compat_elf_hwcaps[] = { #ifdef CONFIG_COMPAT HWCAP_CAP_MATCH(compat_has_neon, CAP_COMPAT_HWCAP, COMPAT_HWCAP_NEON), - HWCAP_CAP(SYS_MVFR1_EL1, MVFR1_SIMDFMAC_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv4), + HWCAP_CAP(SYS_MVFR1_EL1, MVFR1_SIMDFMAC_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv4), /* Arm v8 mandates MVFR0.FPDP == {0, 2}. So, piggy back on this for the presence of VFP support */ - HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFP), - HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv3), - HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_PMULL), - HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_AES), - HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_SHA1_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA1), - HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_SHA2_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA2), - HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_CRC32_SHIFT, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_CRC32), + HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFP), + HWCAP_CAP(SYS_MVFR0_EL1, MVFR0_FPDP_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP, COMPAT_HWCAP_VFPv3), + HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, 4, FTR_UNSIGNED, 2, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_PMULL), + HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_AES_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_AES), + HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_SHA1_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA1), + HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_SHA2_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_SHA2), + HWCAP_CAP(SYS_ID_ISAR5_EL1, ID_ISAR5_CRC32_SHIFT, 4, FTR_UNSIGNED, 1, CAP_COMPAT_HWCAP2, COMPAT_HWCAP2_CRC32), #endif {}, }; diff --git a/arch/arm64/kernel/cpuinfo.c b/arch/arm64/kernel/cpuinfo.c index 591c18a889a5..330b92ea863a 100644 --- a/arch/arm64/kernel/cpuinfo.c +++ b/arch/arm64/kernel/cpuinfo.c @@ -97,6 +97,7 @@ static const char *const hwcap_str[] = { [KERNEL_HWCAP_ECV] = "ecv", [KERNEL_HWCAP_AFP] = "afp", [KERNEL_HWCAP_RPRES] = "rpres", + [KERNEL_HWCAP_MTE3] = "mte3", }; #ifdef CONFIG_COMPAT diff --git a/arch/arm64/kernel/crash_core.c b/arch/arm64/kernel/crash_core.c index 314391a156ee..2b65aae332ce 100644 --- a/arch/arm64/kernel/crash_core.c +++ b/arch/arm64/kernel/crash_core.c @@ -20,6 +20,12 @@ void arch_crash_save_vmcoreinfo(void) { VMCOREINFO_NUMBER(VA_BITS); /* Please note VMCOREINFO_NUMBER() uses "%d", not "%x" */ + vmcoreinfo_append_str("NUMBER(MODULES_VADDR)=0x%lx\n", MODULES_VADDR); + vmcoreinfo_append_str("NUMBER(MODULES_END)=0x%lx\n", MODULES_END); + vmcoreinfo_append_str("NUMBER(VMALLOC_START)=0x%lx\n", VMALLOC_START); + vmcoreinfo_append_str("NUMBER(VMALLOC_END)=0x%lx\n", VMALLOC_END); + vmcoreinfo_append_str("NUMBER(VMEMMAP_START)=0x%lx\n", VMEMMAP_START); + vmcoreinfo_append_str("NUMBER(VMEMMAP_END)=0x%lx\n", VMEMMAP_END); vmcoreinfo_append_str("NUMBER(kimage_voffset)=0x%llx\n", kimage_voffset); vmcoreinfo_append_str("NUMBER(PHYS_OFFSET)=0x%llx\n", diff --git a/arch/arm64/kernel/elfcore.c b/arch/arm64/kernel/elfcore.c new file mode 100644 index 000000000000..3ed39c61a510 --- /dev/null +++ b/arch/arm64/kernel/elfcore.c @@ -0,0 +1,134 @@ +// SPDX-License-Identifier: GPL-2.0-only + +#include <linux/coredump.h> +#include <linux/elfcore.h> +#include <linux/kernel.h> +#include <linux/mm.h> + +#include <asm/cpufeature.h> +#include <asm/mte.h> + +#ifndef VMA_ITERATOR +#define VMA_ITERATOR(name, mm, addr) \ + struct mm_struct *name = mm +#define for_each_vma(vmi, vma) \ + for (vma = vmi->mmap; vma; vma = vma->vm_next) +#endif + +#define for_each_mte_vma(vmi, vma) \ + if (system_supports_mte()) \ + for_each_vma(vmi, vma) \ + if (vma->vm_flags & VM_MTE) + +static unsigned long mte_vma_tag_dump_size(struct vm_area_struct *vma) +{ + if (vma->vm_flags & VM_DONTDUMP) + return 0; + + return vma_pages(vma) * MTE_PAGE_TAG_STORAGE; +} + +/* Derived from dump_user_range(); start/end must be page-aligned */ +static int mte_dump_tag_range(struct coredump_params *cprm, + unsigned long start, unsigned long end) +{ + unsigned long addr; + + for (addr = start; addr < end; addr += PAGE_SIZE) { + char tags[MTE_PAGE_TAG_STORAGE]; + struct page *page = get_dump_page(addr); + + /* + * get_dump_page() returns NULL when encountering an empty + * page table entry that would otherwise have been filled with + * the zero page. Skip the equivalent tag dump which would + * have been all zeros. + */ + if (!page) { + dump_skip(cprm, MTE_PAGE_TAG_STORAGE); + continue; + } + + /* + * Pages mapped in user space as !pte_access_permitted() (e.g. + * PROT_EXEC only) may not have the PG_mte_tagged flag set. + */ + if (!test_bit(PG_mte_tagged, &page->flags)) { + put_page(page); + dump_skip(cprm, MTE_PAGE_TAG_STORAGE); + continue; + } + + mte_save_page_tags(page_address(page), tags); + put_page(page); + if (!dump_emit(cprm, tags, MTE_PAGE_TAG_STORAGE)) + return 0; + } + + return 1; +} + +Elf_Half elf_core_extra_phdrs(void) +{ + struct vm_area_struct *vma; + int vma_count = 0; + VMA_ITERATOR(vmi, current->mm, 0); + + for_each_mte_vma(vmi, vma) + vma_count++; + + return vma_count; +} + +int elf_core_write_extra_phdrs(struct coredump_params *cprm, loff_t offset) +{ + struct vm_area_struct *vma; + VMA_ITERATOR(vmi, current->mm, 0); + + for_each_mte_vma(vmi, vma) { + struct elf_phdr phdr; + + phdr.p_type = PT_ARM_MEMTAG_MTE; + phdr.p_offset = offset; + phdr.p_vaddr = vma->vm_start; + phdr.p_paddr = 0; + phdr.p_filesz = mte_vma_tag_dump_size(vma); + phdr.p_memsz = vma->vm_end - vma->vm_start; + offset += phdr.p_filesz; + phdr.p_flags = 0; + phdr.p_align = 0; + + if (!dump_emit(cprm, &phdr, sizeof(phdr))) + return 0; + } + + return 1; +} + +size_t elf_core_extra_data_size(void) +{ + struct vm_area_struct *vma; + size_t data_size = 0; + VMA_ITERATOR(vmi, current->mm, 0); + + for_each_mte_vma(vmi, vma) + data_size += mte_vma_tag_dump_size(vma); + + return data_size; +} + +int elf_core_write_extra_data(struct coredump_params *cprm) +{ + struct vm_area_struct *vma; + VMA_ITERATOR(vmi, current->mm, 0); + + for_each_mte_vma(vmi, vma) { + if (vma->vm_flags & VM_DONTDUMP) + continue; + + if (!mte_dump_tag_range(cprm, vma->vm_start, vma->vm_end)) + return 0; + } + + return 1; +} diff --git a/arch/arm64/kernel/entry-common.c b/arch/arm64/kernel/entry-common.c index ef7fcefb96bd..7093b578e325 100644 --- a/arch/arm64/kernel/entry-common.c +++ b/arch/arm64/kernel/entry-common.c @@ -6,6 +6,7 @@ */ #include <linux/context_tracking.h> +#include <linux/kasan.h> #include <linux/linkage.h> #include <linux/lockdep.h> #include <linux/ptrace.h> @@ -56,6 +57,7 @@ static void noinstr enter_from_kernel_mode(struct pt_regs *regs) { __enter_from_kernel_mode(regs); mte_check_tfsr_entry(); + mte_disable_tco_entry(current); } /* @@ -103,6 +105,7 @@ static __always_inline void __enter_from_user_mode(void) CT_WARN_ON(ct_state() != CONTEXT_USER); user_exit_irqoff(); trace_hardirqs_off_finish(); + mte_disable_tco_entry(current); } static __always_inline void enter_from_user_mode(struct pt_regs *regs) diff --git a/arch/arm64/kernel/entry.S b/arch/arm64/kernel/entry.S index 772ec2ecf488..ede028dee81b 100644 --- a/arch/arm64/kernel/entry.S +++ b/arch/arm64/kernel/entry.S @@ -37,18 +37,21 @@ .macro kernel_ventry, el:req, ht:req, regsize:req, label:req .align 7 -#ifdef CONFIG_UNMAP_KERNEL_AT_EL0 +.Lventry_start\@: .if \el == 0 -alternative_if ARM64_UNMAP_KERNEL_AT_EL0 + /* + * This must be the first instruction of the EL0 vector entries. It is + * skipped by the trampoline vectors, to trigger the cleanup. + */ + b .Lskip_tramp_vectors_cleanup\@ .if \regsize == 64 mrs x30, tpidrro_el0 msr tpidrro_el0, xzr .else mov x30, xzr .endif -alternative_else_nop_endif +.Lskip_tramp_vectors_cleanup\@: .endif -#endif sub sp, sp, #PT_REGS_SIZE #ifdef CONFIG_VMAP_STACK @@ -95,11 +98,15 @@ alternative_else_nop_endif mrs x0, tpidrro_el0 #endif b el\el\ht\()_\regsize\()_\label +.org .Lventry_start\@ + 128 // Did we overflow the ventry slot? .endm - .macro tramp_alias, dst, sym + .macro tramp_alias, dst, sym, tmp mov_q \dst, TRAMP_VALIAS - add \dst, \dst, #(\sym - .entry.tramp.text) + adr_l \tmp, \sym + add \dst, \dst, \tmp + adr_l \tmp, .entry.tramp.text + sub \dst, \dst, \tmp .endm /* @@ -116,7 +123,7 @@ alternative_cb_end tbnz \tmp2, #TIF_SSBD, .L__asm_ssbd_skip\@ mov w0, #ARM_SMCCC_ARCH_WORKAROUND_2 mov w1, #\state -alternative_cb spectre_v4_patch_fw_mitigation_conduit +alternative_cb smccc_patch_fw_mitigation_conduit nop // Patched to SMC/HVC #0 alternative_cb_end .L__asm_ssbd_skip\@: @@ -300,6 +307,7 @@ alternative_else_nop_endif str w21, [sp, #S_SYSCALLNO] .endif +#ifdef CONFIG_ARM64_PSEUDO_NMI /* Save pmr */ alternative_if ARM64_HAS_IRQ_PRIO_MASKING mrs_s x20, SYS_ICC_PMR_EL1 @@ -307,12 +315,6 @@ alternative_if ARM64_HAS_IRQ_PRIO_MASKING mov x20, #GIC_PRIO_IRQON | GIC_PRIO_PSR_I_SET msr_s SYS_ICC_PMR_EL1, x20 alternative_else_nop_endif - - /* Re-enable tag checking (TCO set on exception entry) */ -#ifdef CONFIG_ARM64_MTE -alternative_if ARM64_MTE - SET_PSTATE_TCO(0) -alternative_else_nop_endif #endif /* @@ -330,6 +332,7 @@ alternative_else_nop_endif disable_daif .endif +#ifdef CONFIG_ARM64_PSEUDO_NMI /* Restore pmr */ alternative_if ARM64_HAS_IRQ_PRIO_MASKING ldr x20, [sp, #S_PMR_SAVE] @@ -339,6 +342,7 @@ alternative_if ARM64_HAS_IRQ_PRIO_MASKING dsb sy // Ensure priority change is seen by redistributor .L__skip_pmr_sync\@: alternative_else_nop_endif +#endif ldp x21, x22, [sp, #S_PC] // load ELR, SPSR @@ -413,21 +417,26 @@ alternative_else_nop_endif ldp x24, x25, [sp, #16 * 12] ldp x26, x27, [sp, #16 * 13] ldp x28, x29, [sp, #16 * 14] - ldr lr, [sp, #S_LR] - add sp, sp, #PT_REGS_SIZE // restore sp .if \el == 0 -alternative_insn eret, nop, ARM64_UNMAP_KERNEL_AT_EL0 +alternative_if_not ARM64_UNMAP_KERNEL_AT_EL0 + ldr lr, [sp, #S_LR] + add sp, sp, #PT_REGS_SIZE // restore sp + eret +alternative_else_nop_endif #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 bne 4f - msr far_el1, x30 - tramp_alias x30, tramp_exit_native + msr far_el1, x29 + tramp_alias x30, tramp_exit_native, x29 br x30 4: - tramp_alias x30, tramp_exit_compat + tramp_alias x30, tramp_exit_compat, x29 br x30 #endif .else + ldr lr, [sp, #S_LR] + add sp, sp, #PT_REGS_SIZE // restore sp + /* Ensure any device/NC reads complete */ alternative_insn nop, "dmb sy", ARM64_WORKAROUND_1508412 @@ -594,12 +603,6 @@ SYM_CODE_END(ret_to_user) .popsection // .entry.text -#ifdef CONFIG_UNMAP_KERNEL_AT_EL0 -/* - * Exception vectors trampoline. - */ - .pushsection ".entry.tramp.text", "ax" - // Move from tramp_pg_dir to swapper_pg_dir .macro tramp_map_kernel, tmp mrs \tmp, ttbr1_el1 @@ -633,12 +636,47 @@ alternative_else_nop_endif */ .endm - .macro tramp_ventry, regsize = 64 + .macro tramp_data_page dst + adr_l \dst, .entry.tramp.text + sub \dst, \dst, PAGE_SIZE + .endm + + .macro tramp_data_read_var dst, var +#ifdef CONFIG_RANDOMIZE_BASE + tramp_data_page \dst + add \dst, \dst, #:lo12:__entry_tramp_data_\var + ldr \dst, [\dst] +#else + ldr \dst, =\var +#endif + .endm + +#define BHB_MITIGATION_NONE 0 +#define BHB_MITIGATION_LOOP 1 +#define BHB_MITIGATION_FW 2 +#define BHB_MITIGATION_INSN 3 + + .macro tramp_ventry, vector_start, regsize, kpti, bhb .align 7 1: .if \regsize == 64 msr tpidrro_el0, x30 // Restored in kernel_ventry .endif + + .if \bhb == BHB_MITIGATION_LOOP + /* + * This sequence must appear before the first indirect branch. i.e. the + * ret out of tramp_ventry. It appears here because x30 is free. + */ + __mitigate_spectre_bhb_loop x30 + .endif // \bhb == BHB_MITIGATION_LOOP + + .if \bhb == BHB_MITIGATION_INSN + clearbhb + isb + .endif // \bhb == BHB_MITIGATION_INSN + + .if \kpti == 1 /* * Defend against branch aliasing attacks by pushing a dummy * entry onto the return stack and using a RET instruction to @@ -648,46 +686,75 @@ alternative_else_nop_endif b . 2: tramp_map_kernel x30 -#ifdef CONFIG_RANDOMIZE_BASE - adr x30, tramp_vectors + PAGE_SIZE alternative_insn isb, nop, ARM64_WORKAROUND_QCOM_FALKOR_E1003 - ldr x30, [x30] -#else - ldr x30, =vectors -#endif + tramp_data_read_var x30, vectors alternative_if_not ARM64_WORKAROUND_CAVIUM_TX2_219_PRFM - prfm plil1strm, [x30, #(1b - tramp_vectors)] + prfm plil1strm, [x30, #(1b - \vector_start)] alternative_else_nop_endif + msr vbar_el1, x30 - add x30, x30, #(1b - tramp_vectors) isb + .else + ldr x30, =vectors + .endif // \kpti == 1 + + .if \bhb == BHB_MITIGATION_FW + /* + * The firmware sequence must appear before the first indirect branch. + * i.e. the ret out of tramp_ventry. But it also needs the stack to be + * mapped to save/restore the registers the SMC clobbers. + */ + __mitigate_spectre_bhb_fw + .endif // \bhb == BHB_MITIGATION_FW + + add x30, x30, #(1b - \vector_start + 4) ret +.org 1b + 128 // Did we overflow the ventry slot? .endm .macro tramp_exit, regsize = 64 - adr x30, tramp_vectors + tramp_data_read_var x30, this_cpu_vector + get_this_cpu_offset x29 + ldr x30, [x30, x29] + msr vbar_el1, x30 - tramp_unmap_kernel x30 + ldr lr, [sp, #S_LR] + tramp_unmap_kernel x29 .if \regsize == 64 - mrs x30, far_el1 + mrs x29, far_el1 .endif + add sp, sp, #PT_REGS_SIZE // restore sp eret sb .endm - .align 11 -SYM_CODE_START_NOALIGN(tramp_vectors) + .macro generate_tramp_vector, kpti, bhb +.Lvector_start\@: .space 0x400 - tramp_ventry - tramp_ventry - tramp_ventry - tramp_ventry + .rept 4 + tramp_ventry .Lvector_start\@, 64, \kpti, \bhb + .endr + .rept 4 + tramp_ventry .Lvector_start\@, 32, \kpti, \bhb + .endr + .endm - tramp_ventry 32 - tramp_ventry 32 - tramp_ventry 32 - tramp_ventry 32 +#ifdef CONFIG_UNMAP_KERNEL_AT_EL0 +/* + * Exception vectors trampoline. + * The order must match __bp_harden_el1_vectors and the + * arm64_bp_harden_el1_vectors enum. + */ + .pushsection ".entry.tramp.text", "ax" + .align 11 +SYM_CODE_START_NOALIGN(tramp_vectors) +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY + generate_tramp_vector kpti=1, bhb=BHB_MITIGATION_LOOP + generate_tramp_vector kpti=1, bhb=BHB_MITIGATION_FW + generate_tramp_vector kpti=1, bhb=BHB_MITIGATION_INSN +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ + generate_tramp_vector kpti=1, bhb=BHB_MITIGATION_NONE SYM_CODE_END(tramp_vectors) SYM_CODE_START(tramp_exit_native) @@ -704,13 +771,57 @@ SYM_CODE_END(tramp_exit_compat) .pushsection ".rodata", "a" .align PAGE_SHIFT SYM_DATA_START(__entry_tramp_data_start) +__entry_tramp_data_vectors: .quad vectors +#ifdef CONFIG_ARM_SDE_INTERFACE +__entry_tramp_data___sdei_asm_handler: + .quad __sdei_asm_handler +#endif /* CONFIG_ARM_SDE_INTERFACE */ +__entry_tramp_data_this_cpu_vector: + .quad this_cpu_vector SYM_DATA_END(__entry_tramp_data_start) .popsection // .rodata #endif /* CONFIG_RANDOMIZE_BASE */ #endif /* CONFIG_UNMAP_KERNEL_AT_EL0 */ /* + * Exception vectors for spectre mitigations on entry from EL1 when + * kpti is not in use. + */ + .macro generate_el1_vector, bhb +.Lvector_start\@: + kernel_ventry 1, t, 64, sync // Synchronous EL1t + kernel_ventry 1, t, 64, irq // IRQ EL1t + kernel_ventry 1, t, 64, fiq // FIQ EL1h + kernel_ventry 1, t, 64, error // Error EL1t + + kernel_ventry 1, h, 64, sync // Synchronous EL1h + kernel_ventry 1, h, 64, irq // IRQ EL1h + kernel_ventry 1, h, 64, fiq // FIQ EL1h + kernel_ventry 1, h, 64, error // Error EL1h + + .rept 4 + tramp_ventry .Lvector_start\@, 64, 0, \bhb + .endr + .rept 4 + tramp_ventry .Lvector_start\@, 32, 0, \bhb + .endr + .endm + +/* The order must match tramp_vecs and the arm64_bp_harden_el1_vectors enum. */ + .pushsection ".entry.text", "ax" + .align 11 +SYM_CODE_START(__bp_harden_el1_vectors) +#ifdef CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY + generate_el1_vector bhb=BHB_MITIGATION_LOOP + generate_el1_vector bhb=BHB_MITIGATION_FW + generate_el1_vector bhb=BHB_MITIGATION_INSN +#endif /* CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY */ +SYM_CODE_END(__bp_harden_el1_vectors) + .popsection + + +/* * Register switch for AArch64. The callee-saved registers need to be saved * and restored. On entry: * x0 = previous task_struct (must be preserved across the switch) @@ -835,14 +946,7 @@ SYM_CODE_START(__sdei_asm_entry_trampoline) * Remember whether to unmap the kernel on exit. */ 1: str x4, [x1, #(SDEI_EVENT_INTREGS + S_SDEI_TTBR1)] - -#ifdef CONFIG_RANDOMIZE_BASE - adr x4, tramp_vectors + PAGE_SIZE - add x4, x4, #:lo12:__sdei_asm_trampoline_next_handler - ldr x4, [x4] -#else - ldr x4, =__sdei_asm_handler -#endif + tramp_data_read_var x4, __sdei_asm_handler br x4 SYM_CODE_END(__sdei_asm_entry_trampoline) NOKPROBE(__sdei_asm_entry_trampoline) @@ -865,13 +969,6 @@ SYM_CODE_END(__sdei_asm_exit_trampoline) NOKPROBE(__sdei_asm_exit_trampoline) .ltorg .popsection // .entry.tramp.text -#ifdef CONFIG_RANDOMIZE_BASE -.pushsection ".rodata", "a" -SYM_DATA_START(__sdei_asm_trampoline_next_handler) - .quad __sdei_asm_handler -SYM_DATA_END(__sdei_asm_trampoline_next_handler) -.popsection // .rodata -#endif /* CONFIG_RANDOMIZE_BASE */ #endif /* CONFIG_UNMAP_KERNEL_AT_EL0 */ /* @@ -981,7 +1078,7 @@ alternative_if_not ARM64_UNMAP_KERNEL_AT_EL0 alternative_else_nop_endif #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 - tramp_alias dst=x5, sym=__sdei_asm_exit_trampoline + tramp_alias dst=x5, sym=__sdei_asm_exit_trampoline, tmp=x3 br x5 #endif SYM_CODE_END(__sdei_asm_handler) diff --git a/arch/arm64/kernel/idreg-override.c b/arch/arm64/kernel/idreg-override.c index d8e606fe3c21..8a2ceb591686 100644 --- a/arch/arm64/kernel/idreg-override.c +++ b/arch/arm64/kernel/idreg-override.c @@ -17,7 +17,7 @@ #define FTR_DESC_NAME_LEN 20 #define FTR_DESC_FIELD_LEN 10 #define FTR_ALIAS_NAME_LEN 30 -#define FTR_ALIAS_OPTION_LEN 80 +#define FTR_ALIAS_OPTION_LEN 116 struct ftr_set_desc { char name[FTR_DESC_NAME_LEN]; @@ -71,6 +71,16 @@ static const struct ftr_set_desc isar1 __initconst = { }, }; +static const struct ftr_set_desc isar2 __initconst = { + .name = "id_aa64isar2", + .override = &id_aa64isar2_override, + .fields = { + { "gpa3", ID_AA64ISAR2_GPA3_SHIFT }, + { "apa3", ID_AA64ISAR2_APA3_SHIFT }, + {} + }, +}; + extern struct arm64_ftr_override kaslr_feature_override; static const struct ftr_set_desc kaslr __initconst = { @@ -88,6 +98,7 @@ static const struct ftr_set_desc * const regs[] __initconst = { &mmfr1, &pfr1, &isar1, + &isar2, &kaslr, }; @@ -100,7 +111,8 @@ static const struct { { "arm64.nobti", "id_aa64pfr1.bt=0" }, { "arm64.nopauth", "id_aa64isar1.gpi=0 id_aa64isar1.gpa=0 " - "id_aa64isar1.api=0 id_aa64isar1.apa=0" }, + "id_aa64isar1.api=0 id_aa64isar1.apa=0 " + "id_aa64isar2.gpa3=0 id_aa64isar2.apa3=0" }, { "arm64.nomte", "id_aa64pfr1.mte=0" }, { "nokaslr", "kaslr.disabled=1" }, }; diff --git a/arch/arm64/kernel/image-vars.h b/arch/arm64/kernel/image-vars.h index 7eaf1f7c4168..55a1ced8eb77 100644 --- a/arch/arm64/kernel/image-vars.h +++ b/arch/arm64/kernel/image-vars.h @@ -66,6 +66,10 @@ KVM_NVHE_ALIAS(kvm_patch_vector_branch); KVM_NVHE_ALIAS(kvm_update_va_mask); KVM_NVHE_ALIAS(kvm_get_kimage_voffset); KVM_NVHE_ALIAS(kvm_compute_final_ctr_el0); +KVM_NVHE_ALIAS(spectre_bhb_patch_loop_iter); +KVM_NVHE_ALIAS(spectre_bhb_patch_loop_mitigation_enable); +KVM_NVHE_ALIAS(spectre_bhb_patch_wa3); +KVM_NVHE_ALIAS(spectre_bhb_patch_clearbhb); /* Global kernel state accessed by nVHE hyp code. */ KVM_NVHE_ALIAS(kvm_vgic_global_state); diff --git a/arch/arm64/kernel/mte.c b/arch/arm64/kernel/mte.c index f418ebc65f95..78b3e0f8e997 100644 --- a/arch/arm64/kernel/mte.c +++ b/arch/arm64/kernel/mte.c @@ -186,6 +186,11 @@ void mte_check_tfsr_el1(void) } #endif +/* + * This is where we actually resolve the system and process MTE mode + * configuration into an actual value in SCTLR_EL1 that affects + * userspace. + */ static void mte_update_sctlr_user(struct task_struct *task) { /* @@ -199,9 +204,20 @@ static void mte_update_sctlr_user(struct task_struct *task) unsigned long pref, resolved_mte_tcf; pref = __this_cpu_read(mte_tcf_preferred); + /* + * If there is no overlap between the system preferred and + * program requested values go with what was requested. + */ resolved_mte_tcf = (mte_ctrl & pref) ? pref : mte_ctrl; sctlr &= ~SCTLR_EL1_TCF0_MASK; - if (resolved_mte_tcf & MTE_CTRL_TCF_ASYNC) + /* + * Pick an actual setting. The order in which we check for + * set bits and map into register values determines our + * default order. + */ + if (resolved_mte_tcf & MTE_CTRL_TCF_ASYMM) + sctlr |= SCTLR_EL1_TCF0_ASYMM; + else if (resolved_mte_tcf & MTE_CTRL_TCF_ASYNC) sctlr |= SCTLR_EL1_TCF0_ASYNC; else if (resolved_mte_tcf & MTE_CTRL_TCF_SYNC) sctlr |= SCTLR_EL1_TCF0_SYNC; @@ -253,6 +269,9 @@ void mte_thread_switch(struct task_struct *next) mte_update_sctlr_user(next); mte_update_gcr_excl(next); + /* TCO may not have been disabled on exception entry for the current task. */ + mte_disable_tco_entry(next); + /* * Check if an async tag exception occurred at EL1. * @@ -293,6 +312,17 @@ long set_mte_ctrl(struct task_struct *task, unsigned long arg) if (arg & PR_MTE_TCF_SYNC) mte_ctrl |= MTE_CTRL_TCF_SYNC; + /* + * If the system supports it and both sync and async modes are + * specified then implicitly enable asymmetric mode. + * Userspace could see a mix of both sync and async anyway due + * to differing or changing defaults on CPUs. + */ + if (cpus_have_cap(ARM64_MTE_ASYMM) && + (arg & PR_MTE_TCF_ASYNC) && + (arg & PR_MTE_TCF_SYNC)) + mte_ctrl |= MTE_CTRL_TCF_ASYMM; + task->thread.mte_ctrl = mte_ctrl; if (task == current) { preempt_disable(); @@ -467,6 +497,8 @@ static ssize_t mte_tcf_preferred_show(struct device *dev, return sysfs_emit(buf, "async\n"); case MTE_CTRL_TCF_SYNC: return sysfs_emit(buf, "sync\n"); + case MTE_CTRL_TCF_ASYMM: + return sysfs_emit(buf, "asymm\n"); default: return sysfs_emit(buf, "???\n"); } @@ -482,6 +514,8 @@ static ssize_t mte_tcf_preferred_store(struct device *dev, tcf = MTE_CTRL_TCF_ASYNC; else if (sysfs_streq(buf, "sync")) tcf = MTE_CTRL_TCF_SYNC; + else if (cpus_have_cap(ARM64_MTE_ASYMM) && sysfs_streq(buf, "asymm")) + tcf = MTE_CTRL_TCF_ASYMM; else return -EINVAL; diff --git a/arch/arm64/kernel/perf_event.c b/arch/arm64/kernel/perf_event.c index cab678ed6618..cb69ff1e6138 100644 --- a/arch/arm64/kernel/perf_event.c +++ b/arch/arm64/kernel/perf_event.c @@ -242,6 +242,16 @@ static struct attribute *armv8_pmuv3_event_attrs[] = { ARMV8_EVENT_ATTR(l2d_cache_lmiss_rd, ARMV8_PMUV3_PERFCTR_L2D_CACHE_LMISS_RD), ARMV8_EVENT_ATTR(l2i_cache_lmiss, ARMV8_PMUV3_PERFCTR_L2I_CACHE_LMISS), ARMV8_EVENT_ATTR(l3d_cache_lmiss_rd, ARMV8_PMUV3_PERFCTR_L3D_CACHE_LMISS_RD), + ARMV8_EVENT_ATTR(trb_wrap, ARMV8_PMUV3_PERFCTR_TRB_WRAP), + ARMV8_EVENT_ATTR(trb_trig, ARMV8_PMUV3_PERFCTR_TRB_TRIG), + ARMV8_EVENT_ATTR(trcextout0, ARMV8_PMUV3_PERFCTR_TRCEXTOUT0), + ARMV8_EVENT_ATTR(trcextout1, ARMV8_PMUV3_PERFCTR_TRCEXTOUT1), + ARMV8_EVENT_ATTR(trcextout2, ARMV8_PMUV3_PERFCTR_TRCEXTOUT2), + ARMV8_EVENT_ATTR(trcextout3, ARMV8_PMUV3_PERFCTR_TRCEXTOUT3), + ARMV8_EVENT_ATTR(cti_trigout4, ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT4), + ARMV8_EVENT_ATTR(cti_trigout5, ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT5), + ARMV8_EVENT_ATTR(cti_trigout6, ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT6), + ARMV8_EVENT_ATTR(cti_trigout7, ARMV8_PMUV3_PERFCTR_CTI_TRIGOUT7), ARMV8_EVENT_ATTR(ldst_align_lat, ARMV8_PMUV3_PERFCTR_LDST_ALIGN_LAT), ARMV8_EVENT_ATTR(ld_align_lat, ARMV8_PMUV3_PERFCTR_LD_ALIGN_LAT), ARMV8_EVENT_ATTR(st_align_lat, ARMV8_PMUV3_PERFCTR_ST_ALIGN_LAT), diff --git a/arch/arm64/kernel/process.c b/arch/arm64/kernel/process.c index 5369e649fa79..7fa97df55e3a 100644 --- a/arch/arm64/kernel/process.c +++ b/arch/arm64/kernel/process.c @@ -635,7 +635,8 @@ long set_tagged_addr_ctrl(struct task_struct *task, unsigned long arg) return -EINVAL; if (system_supports_mte()) - valid_mask |= PR_MTE_TCF_MASK | PR_MTE_TAG_MASK; + valid_mask |= PR_MTE_TCF_SYNC | PR_MTE_TCF_ASYNC \ + | PR_MTE_TAG_MASK; if (arg & ~valid_mask) return -EINVAL; diff --git a/arch/arm64/kernel/proton-pack.c b/arch/arm64/kernel/proton-pack.c index 902e4084c477..5777929d35bf 100644 --- a/arch/arm64/kernel/proton-pack.c +++ b/arch/arm64/kernel/proton-pack.c @@ -18,15 +18,18 @@ */ #include <linux/arm-smccc.h> +#include <linux/bpf.h> #include <linux/cpu.h> #include <linux/device.h> #include <linux/nospec.h> #include <linux/prctl.h> #include <linux/sched/task_stack.h> +#include <asm/debug-monitors.h> #include <asm/insn.h> #include <asm/spectre.h> #include <asm/traps.h> +#include <asm/vectors.h> #include <asm/virt.h> /* @@ -96,14 +99,51 @@ static bool spectre_v2_mitigations_off(void) return ret; } +static const char *get_bhb_affected_string(enum mitigation_state bhb_state) +{ + switch (bhb_state) { + case SPECTRE_UNAFFECTED: + return ""; + default: + case SPECTRE_VULNERABLE: + return ", but not BHB"; + case SPECTRE_MITIGATED: + return ", BHB"; + } +} + +static bool _unprivileged_ebpf_enabled(void) +{ +#ifdef CONFIG_BPF_SYSCALL + return !sysctl_unprivileged_bpf_disabled; +#else + return false; +#endif +} + ssize_t cpu_show_spectre_v2(struct device *dev, struct device_attribute *attr, char *buf) { + enum mitigation_state bhb_state = arm64_get_spectre_bhb_state(); + const char *bhb_str = get_bhb_affected_string(bhb_state); + const char *v2_str = "Branch predictor hardening"; + switch (spectre_v2_state) { case SPECTRE_UNAFFECTED: - return sprintf(buf, "Not affected\n"); + if (bhb_state == SPECTRE_UNAFFECTED) + return sprintf(buf, "Not affected\n"); + + /* + * Platforms affected by Spectre-BHB can't report + * "Not affected" for Spectre-v2. + */ + v2_str = "CSV2"; + fallthrough; case SPECTRE_MITIGATED: - return sprintf(buf, "Mitigation: Branch predictor hardening\n"); + if (bhb_state == SPECTRE_MITIGATED && _unprivileged_ebpf_enabled()) + return sprintf(buf, "Vulnerable: Unprivileged eBPF enabled\n"); + + return sprintf(buf, "Mitigation: %s%s\n", v2_str, bhb_str); case SPECTRE_VULNERABLE: fallthrough; default: @@ -193,17 +233,20 @@ static void install_bp_hardening_cb(bp_hardening_cb_t fn) __this_cpu_write(bp_hardening_data.slot, HYP_VECTOR_SPECTRE_DIRECT); } -static void call_smc_arch_workaround_1(void) +/* Called during entry so must be noinstr */ +static noinstr void call_smc_arch_workaround_1(void) { arm_smccc_1_1_smc(ARM_SMCCC_ARCH_WORKAROUND_1, NULL); } -static void call_hvc_arch_workaround_1(void) +/* Called during entry so must be noinstr */ +static noinstr void call_hvc_arch_workaround_1(void) { arm_smccc_1_1_hvc(ARM_SMCCC_ARCH_WORKAROUND_1, NULL); } -static void qcom_link_stack_sanitisation(void) +/* Called during entry so must be noinstr */ +static noinstr void qcom_link_stack_sanitisation(void) { u64 tmp; @@ -554,9 +597,9 @@ void __init spectre_v4_patch_fw_mitigation_enable(struct alt_instr *alt, * Patch a NOP in the Spectre-v4 mitigation code with an SMC/HVC instruction * to call into firmware to adjust the mitigation state. */ -void __init spectre_v4_patch_fw_mitigation_conduit(struct alt_instr *alt, - __le32 *origptr, - __le32 *updptr, int nr_inst) +void __init smccc_patch_fw_mitigation_conduit(struct alt_instr *alt, + __le32 *origptr, + __le32 *updptr, int nr_inst) { u32 insn; @@ -770,3 +813,344 @@ int arch_prctl_spec_ctrl_get(struct task_struct *task, unsigned long which) return -ENODEV; } } + +/* + * Spectre BHB. + * + * A CPU is either: + * - Mitigated by a branchy loop a CPU specific number of times, and listed + * in our "loop mitigated list". + * - Mitigated in software by the firmware Spectre v2 call. + * - Has the ClearBHB instruction to perform the mitigation. + * - Has the 'Exception Clears Branch History Buffer' (ECBHB) feature, so no + * software mitigation in the vectors is needed. + * - Has CSV2.3, so is unaffected. + */ +static enum mitigation_state spectre_bhb_state; + +enum mitigation_state arm64_get_spectre_bhb_state(void) +{ + return spectre_bhb_state; +} + +enum bhb_mitigation_bits { + BHB_LOOP, + BHB_FW, + BHB_HW, + BHB_INSN, +}; +static unsigned long system_bhb_mitigations; + +/* + * This must be called with SCOPE_LOCAL_CPU for each type of CPU, before any + * SCOPE_SYSTEM call will give the right answer. + */ +u8 spectre_bhb_loop_affected(int scope) +{ + u8 k = 0; + static u8 max_bhb_k; + + if (scope == SCOPE_LOCAL_CPU) { + static const struct midr_range spectre_bhb_k32_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A78), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A78C), + MIDR_ALL_VERSIONS(MIDR_CORTEX_X1), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A710), + MIDR_ALL_VERSIONS(MIDR_CORTEX_X2), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N2), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_V1), + {}, + }; + static const struct midr_range spectre_bhb_k24_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A76), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A77), + MIDR_ALL_VERSIONS(MIDR_NEOVERSE_N1), + {}, + }; + static const struct midr_range spectre_bhb_k8_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A72), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A57), + {}, + }; + + if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k32_list)) + k = 32; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k24_list)) + k = 24; + else if (is_midr_in_range_list(read_cpuid_id(), spectre_bhb_k8_list)) + k = 8; + + max_bhb_k = max(max_bhb_k, k); + } else { + k = max_bhb_k; + } + + return k; +} + +static enum mitigation_state spectre_bhb_get_cpu_fw_mitigation_state(void) +{ + int ret; + struct arm_smccc_res res; + + arm_smccc_1_1_invoke(ARM_SMCCC_ARCH_FEATURES_FUNC_ID, + ARM_SMCCC_ARCH_WORKAROUND_3, &res); + + ret = res.a0; + switch (ret) { + case SMCCC_RET_SUCCESS: + return SPECTRE_MITIGATED; + case SMCCC_ARCH_WORKAROUND_RET_UNAFFECTED: + return SPECTRE_UNAFFECTED; + default: + fallthrough; + case SMCCC_RET_NOT_SUPPORTED: + return SPECTRE_VULNERABLE; + } +} + +static bool is_spectre_bhb_fw_affected(int scope) +{ + static bool system_affected; + enum mitigation_state fw_state; + bool has_smccc = arm_smccc_1_1_get_conduit() != SMCCC_CONDUIT_NONE; + static const struct midr_range spectre_bhb_firmware_mitigated_list[] = { + MIDR_ALL_VERSIONS(MIDR_CORTEX_A73), + MIDR_ALL_VERSIONS(MIDR_CORTEX_A75), + {}, + }; + bool cpu_in_list = is_midr_in_range_list(read_cpuid_id(), + spectre_bhb_firmware_mitigated_list); + + if (scope != SCOPE_LOCAL_CPU) + return system_affected; + + fw_state = spectre_bhb_get_cpu_fw_mitigation_state(); + if (cpu_in_list || (has_smccc && fw_state == SPECTRE_MITIGATED)) { + system_affected = true; + return true; + } + + return false; +} + +static bool supports_ecbhb(int scope) +{ + u64 mmfr1; + + if (scope == SCOPE_LOCAL_CPU) + mmfr1 = read_sysreg_s(SYS_ID_AA64MMFR1_EL1); + else + mmfr1 = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1); + + return cpuid_feature_extract_unsigned_field(mmfr1, + ID_AA64MMFR1_ECBHB_SHIFT); +} + +bool is_spectre_bhb_affected(const struct arm64_cpu_capabilities *entry, + int scope) +{ + WARN_ON(scope != SCOPE_LOCAL_CPU || preemptible()); + + if (supports_csv2p3(scope)) + return false; + + if (supports_clearbhb(scope)) + return true; + + if (spectre_bhb_loop_affected(scope)) + return true; + + if (is_spectre_bhb_fw_affected(scope)) + return true; + + return false; +} + +static void this_cpu_set_vectors(enum arm64_bp_harden_el1_vectors slot) +{ + const char *v = arm64_get_bp_hardening_vector(slot); + + if (slot < 0) + return; + + __this_cpu_write(this_cpu_vector, v); + + /* + * When KPTI is in use, the vectors are switched when exiting to + * user-space. + */ + if (arm64_kernel_unmapped_at_el0()) + return; + + write_sysreg(v, vbar_el1); + isb(); +} + +void spectre_bhb_enable_mitigation(const struct arm64_cpu_capabilities *entry) +{ + bp_hardening_cb_t cpu_cb; + enum mitigation_state fw_state, state = SPECTRE_VULNERABLE; + struct bp_hardening_data *data = this_cpu_ptr(&bp_hardening_data); + + if (!is_spectre_bhb_affected(entry, SCOPE_LOCAL_CPU)) + return; + + if (arm64_get_spectre_v2_state() == SPECTRE_VULNERABLE) { + /* No point mitigating Spectre-BHB alone. */ + } else if (!IS_ENABLED(CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY)) { + pr_info_once("spectre-bhb mitigation disabled by compile time option\n"); + } else if (cpu_mitigations_off()) { + pr_info_once("spectre-bhb mitigation disabled by command line option\n"); + } else if (supports_ecbhb(SCOPE_LOCAL_CPU)) { + state = SPECTRE_MITIGATED; + set_bit(BHB_HW, &system_bhb_mitigations); + } else if (supports_clearbhb(SCOPE_LOCAL_CPU)) { + /* + * Ensure KVM uses the indirect vector which will have ClearBHB + * added. + */ + if (!data->slot) + data->slot = HYP_VECTOR_INDIRECT; + + this_cpu_set_vectors(EL1_VECTOR_BHB_CLEAR_INSN); + state = SPECTRE_MITIGATED; + set_bit(BHB_INSN, &system_bhb_mitigations); + } else if (spectre_bhb_loop_affected(SCOPE_LOCAL_CPU)) { + /* + * Ensure KVM uses the indirect vector which will have the + * branchy-loop added. A57/A72-r0 will already have selected + * the spectre-indirect vector, which is sufficient for BHB + * too. + */ + if (!data->slot) + data->slot = HYP_VECTOR_INDIRECT; + + this_cpu_set_vectors(EL1_VECTOR_BHB_LOOP); + state = SPECTRE_MITIGATED; + set_bit(BHB_LOOP, &system_bhb_mitigations); + } else if (is_spectre_bhb_fw_affected(SCOPE_LOCAL_CPU)) { + fw_state = spectre_bhb_get_cpu_fw_mitigation_state(); + if (fw_state == SPECTRE_MITIGATED) { + /* + * Ensure KVM uses one of the spectre bp_hardening + * vectors. The indirect vector doesn't include the EL3 + * call, so needs upgrading to + * HYP_VECTOR_SPECTRE_INDIRECT. + */ + if (!data->slot || data->slot == HYP_VECTOR_INDIRECT) + data->slot += 1; + + this_cpu_set_vectors(EL1_VECTOR_BHB_FW); + + /* + * The WA3 call in the vectors supersedes the WA1 call + * made during context-switch. Uninstall any firmware + * bp_hardening callback. + */ + cpu_cb = spectre_v2_get_sw_mitigation_cb(); + if (__this_cpu_read(bp_hardening_data.fn) != cpu_cb) + __this_cpu_write(bp_hardening_data.fn, NULL); + + state = SPECTRE_MITIGATED; + set_bit(BHB_FW, &system_bhb_mitigations); + } + } + + update_mitigation_state(&spectre_bhb_state, state); +} + +/* Patched to NOP when enabled */ +void noinstr spectre_bhb_patch_loop_mitigation_enable(struct alt_instr *alt, + __le32 *origptr, + __le32 *updptr, int nr_inst) +{ + BUG_ON(nr_inst != 1); + + if (test_bit(BHB_LOOP, &system_bhb_mitigations)) + *updptr++ = cpu_to_le32(aarch64_insn_gen_nop()); +} + +/* Patched to NOP when enabled */ +void noinstr spectre_bhb_patch_fw_mitigation_enabled(struct alt_instr *alt, + __le32 *origptr, + __le32 *updptr, int nr_inst) +{ + BUG_ON(nr_inst != 1); + + if (test_bit(BHB_FW, &system_bhb_mitigations)) + *updptr++ = cpu_to_le32(aarch64_insn_gen_nop()); +} + +/* Patched to correct the immediate */ +void noinstr spectre_bhb_patch_loop_iter(struct alt_instr *alt, + __le32 *origptr, __le32 *updptr, int nr_inst) +{ + u8 rd; + u32 insn; + u16 loop_count = spectre_bhb_loop_affected(SCOPE_SYSTEM); + + BUG_ON(nr_inst != 1); /* MOV -> MOV */ + + if (!IS_ENABLED(CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY)) + return; + + insn = le32_to_cpu(*origptr); + rd = aarch64_insn_decode_register(AARCH64_INSN_REGTYPE_RD, insn); + insn = aarch64_insn_gen_movewide(rd, loop_count, 0, + AARCH64_INSN_VARIANT_64BIT, + AARCH64_INSN_MOVEWIDE_ZERO); + *updptr++ = cpu_to_le32(insn); +} + +/* Patched to mov WA3 when supported */ +void noinstr spectre_bhb_patch_wa3(struct alt_instr *alt, + __le32 *origptr, __le32 *updptr, int nr_inst) +{ + u8 rd; + u32 insn; + + BUG_ON(nr_inst != 1); /* MOV -> MOV */ + + if (!IS_ENABLED(CONFIG_MITIGATE_SPECTRE_BRANCH_HISTORY) || + !test_bit(BHB_FW, &system_bhb_mitigations)) + return; + + insn = le32_to_cpu(*origptr); + rd = aarch64_insn_decode_register(AARCH64_INSN_REGTYPE_RD, insn); + + insn = aarch64_insn_gen_logical_immediate(AARCH64_INSN_LOGIC_ORR, + AARCH64_INSN_VARIANT_32BIT, + AARCH64_INSN_REG_ZR, rd, + ARM_SMCCC_ARCH_WORKAROUND_3); + if (WARN_ON_ONCE(insn == AARCH64_BREAK_FAULT)) + return; + + *updptr++ = cpu_to_le32(insn); +} + +/* Patched to NOP when not supported */ +void __init spectre_bhb_patch_clearbhb(struct alt_instr *alt, + __le32 *origptr, __le32 *updptr, int nr_inst) +{ + BUG_ON(nr_inst != 2); + + if (test_bit(BHB_INSN, &system_bhb_mitigations)) + return; + + *updptr++ = cpu_to_le32(aarch64_insn_gen_nop()); + *updptr++ = cpu_to_le32(aarch64_insn_gen_nop()); +} + +#ifdef CONFIG_BPF_SYSCALL +#define EBPF_WARN "Unprivileged eBPF is enabled, data leaks possible via Spectre v2 BHB attacks!\n" +void unpriv_ebpf_notify(int new_state) +{ + if (spectre_v2_state == SPECTRE_VULNERABLE || + spectre_bhb_state != SPECTRE_MITIGATED) + return; + + if (!new_state) + pr_err("WARNING: %s", EBPF_WARN); +} +#endif diff --git a/arch/arm64/kernel/signal.c b/arch/arm64/kernel/signal.c index d8aaf4b6f432..50fe8eaf7df0 100644 --- a/arch/arm64/kernel/signal.c +++ b/arch/arm64/kernel/signal.c @@ -11,7 +11,6 @@ #include <linux/errno.h> #include <linux/kernel.h> #include <linux/signal.h> -#include <linux/personality.h> #include <linux/freezer.h> #include <linux/stddef.h> #include <linux/uaccess.h> @@ -577,10 +576,12 @@ static int setup_sigframe_layout(struct rt_sigframe_user_layout *user, { int err; - err = sigframe_alloc(user, &user->fpsimd_offset, - sizeof(struct fpsimd_context)); - if (err) - return err; + if (system_supports_fpsimd()) { + err = sigframe_alloc(user, &user->fpsimd_offset, + sizeof(struct fpsimd_context)); + if (err) + return err; + } /* fault information, if valid */ if (add_all || current->thread.fault_code) { diff --git a/arch/arm64/kernel/sys_compat.c b/arch/arm64/kernel/sys_compat.c index db5159a3055f..12c6864e51e1 100644 --- a/arch/arm64/kernel/sys_compat.c +++ b/arch/arm64/kernel/sys_compat.c @@ -9,7 +9,6 @@ #include <linux/compat.h> #include <linux/cpufeature.h> -#include <linux/personality.h> #include <linux/sched.h> #include <linux/sched/signal.h> #include <linux/slab.h> diff --git a/arch/arm64/kernel/traps.c b/arch/arm64/kernel/traps.c index 70fc42470f13..bb878f52ca0a 100644 --- a/arch/arm64/kernel/traps.c +++ b/arch/arm64/kernel/traps.c @@ -9,7 +9,6 @@ #include <linux/bug.h> #include <linux/context_tracking.h> #include <linux/signal.h> -#include <linux/personality.h> #include <linux/kallsyms.h> #include <linux/kprobes.h> #include <linux/spinlock.h> diff --git a/arch/arm64/kernel/vmlinux.lds.S b/arch/arm64/kernel/vmlinux.lds.S index 50bab186c49b..edaf0faf766f 100644 --- a/arch/arm64/kernel/vmlinux.lds.S +++ b/arch/arm64/kernel/vmlinux.lds.S @@ -341,7 +341,7 @@ ASSERT(__hibernate_exit_text_end - (__hibernate_exit_text_start & ~(SZ_4K - 1)) <= SZ_4K, "Hibernate exit text too big or misaligned") #endif #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 -ASSERT((__entry_tramp_text_end - __entry_tramp_text_start) == PAGE_SIZE, +ASSERT((__entry_tramp_text_end - __entry_tramp_text_start) <= 3*PAGE_SIZE, "Entry trampoline text too big") #endif #ifdef CONFIG_KVM diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index ecc5958e27fe..946e401ef6b0 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -1491,10 +1491,7 @@ static int kvm_init_vector_slots(void) base = kern_hyp_va(kvm_ksym_ref(__bp_harden_hyp_vecs)); kvm_init_vector_slot(base, HYP_VECTOR_SPECTRE_DIRECT); - if (!cpus_have_const_cap(ARM64_SPECTRE_V3A)) - return 0; - - if (!has_vhe()) { + if (kvm_system_needs_idmapped_vectors() && !has_vhe()) { err = create_hyp_exec_mappings(__pa_symbol(__bp_harden_hyp_vecs), __BP_HARDEN_HYP_VECS_SZ, &base); if (err) @@ -1870,6 +1867,7 @@ static int kvm_hyp_init_protection(u32 hyp_va_bits) kvm_nvhe_sym(id_aa64pfr1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64PFR1_EL1); kvm_nvhe_sym(id_aa64isar0_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64ISAR0_EL1); kvm_nvhe_sym(id_aa64isar1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64ISAR1_EL1); + kvm_nvhe_sym(id_aa64isar2_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64ISAR2_EL1); kvm_nvhe_sym(id_aa64mmfr0_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR0_EL1); kvm_nvhe_sym(id_aa64mmfr1_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR1_EL1); kvm_nvhe_sym(id_aa64mmfr2_el1_sys_val) = read_sanitised_ftr_reg(SYS_ID_AA64MMFR2_EL1); diff --git a/arch/arm64/kvm/hyp/hyp-entry.S b/arch/arm64/kvm/hyp/hyp-entry.S index b6b6801d96d5..7839d075729b 100644 --- a/arch/arm64/kvm/hyp/hyp-entry.S +++ b/arch/arm64/kvm/hyp/hyp-entry.S @@ -62,6 +62,10 @@ el1_sync: // Guest trapped into EL2 /* ARM_SMCCC_ARCH_WORKAROUND_2 handling */ eor w1, w1, #(ARM_SMCCC_ARCH_WORKAROUND_1 ^ \ ARM_SMCCC_ARCH_WORKAROUND_2) + cbz w1, wa_epilogue + + eor w1, w1, #(ARM_SMCCC_ARCH_WORKAROUND_2 ^ \ + ARM_SMCCC_ARCH_WORKAROUND_3) cbnz w1, el1_trap wa_epilogue: @@ -192,7 +196,10 @@ SYM_CODE_END(__kvm_hyp_vector) sub sp, sp, #(8 * 4) stp x2, x3, [sp, #(8 * 0)] stp x0, x1, [sp, #(8 * 2)] + alternative_cb spectre_bhb_patch_wa3 + /* Patched to mov WA3 when supported */ mov w0, #ARM_SMCCC_ARCH_WORKAROUND_1 + alternative_cb_end smc #0 ldp x2, x3, [sp, #(8 * 0)] add sp, sp, #(8 * 2) @@ -205,6 +212,8 @@ SYM_CODE_END(__kvm_hyp_vector) spectrev2_smccc_wa1_smc .else stp x0, x1, [sp, #-16]! + mitigate_spectre_bhb_loop x0 + mitigate_spectre_bhb_clear_insn .endif .if \indirect != 0 alternative_cb kvm_patch_vector_branch diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index 701cfb964905..6379a1e3e6e5 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -174,9 +174,9 @@ static bool kvm_hyp_handle_fpsimd(struct kvm_vcpu *vcpu, u64 *exit_code) /* Valid trap. Switch the context: */ if (has_vhe()) { - reg = CPACR_EL1_FPEN; + reg = CPACR_EL1_FPEN_EL0EN | CPACR_EL1_FPEN_EL1EN; if (sve_guest) - reg |= CPACR_EL1_ZEN; + reg |= CPACR_EL1_ZEN_EL0EN | CPACR_EL1_ZEN_EL1EN; sysreg_clear_set(cpacr_el1, 0, reg); } else { diff --git a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h index eea1f6a53723..5ad626527d41 100644 --- a/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h +++ b/arch/arm64/kvm/hyp/include/nvhe/fixed_config.h @@ -192,6 +192,11 @@ ARM64_FEATURE_MASK(ID_AA64ISAR1_I8MM) \ ) +#define PVM_ID_AA64ISAR2_ALLOW (\ + ARM64_FEATURE_MASK(ID_AA64ISAR2_GPA3) | \ + ARM64_FEATURE_MASK(ID_AA64ISAR2_APA3) \ + ) + u64 pvm_read_id_reg(const struct kvm_vcpu *vcpu, u32 id); bool kvm_handle_pvm_sysreg(struct kvm_vcpu *vcpu, u64 *exit_code); bool kvm_handle_pvm_restricted(struct kvm_vcpu *vcpu, u64 *exit_code); diff --git a/arch/arm64/kvm/hyp/nvhe/cache.S b/arch/arm64/kvm/hyp/nvhe/cache.S index 958734f4d6b0..0c367eb5f4e2 100644 --- a/arch/arm64/kvm/hyp/nvhe/cache.S +++ b/arch/arm64/kvm/hyp/nvhe/cache.S @@ -7,7 +7,8 @@ #include <asm/assembler.h> #include <asm/alternative.h> -SYM_FUNC_START_PI(dcache_clean_inval_poc) +SYM_FUNC_START(__pi_dcache_clean_inval_poc) dcache_by_line_op civac, sy, x0, x1, x2, x3 ret -SYM_FUNC_END_PI(dcache_clean_inval_poc) +SYM_FUNC_END(__pi_dcache_clean_inval_poc) +SYM_FUNC_ALIAS(dcache_clean_inval_poc, __pi_dcache_clean_inval_poc) diff --git a/arch/arm64/kvm/hyp/nvhe/mm.c b/arch/arm64/kvm/hyp/nvhe/mm.c index 526a7d6fa86f..cdbe8e246418 100644 --- a/arch/arm64/kvm/hyp/nvhe/mm.c +++ b/arch/arm64/kvm/hyp/nvhe/mm.c @@ -148,8 +148,10 @@ int hyp_map_vectors(void) phys_addr_t phys; void *bp_base; - if (!cpus_have_const_cap(ARM64_SPECTRE_V3A)) + if (!kvm_system_needs_idmapped_vectors()) { + __hyp_bp_vect_base = __bp_harden_hyp_vecs; return 0; + } phys = __hyp_pa(__bp_harden_hyp_vecs); bp_base = (void *)__pkvm_create_private_mapping(phys, diff --git a/arch/arm64/kvm/hyp/nvhe/sys_regs.c b/arch/arm64/kvm/hyp/nvhe/sys_regs.c index 792cf6e6ac92..33f5181af330 100644 --- a/arch/arm64/kvm/hyp/nvhe/sys_regs.c +++ b/arch/arm64/kvm/hyp/nvhe/sys_regs.c @@ -22,6 +22,7 @@ u64 id_aa64pfr0_el1_sys_val; u64 id_aa64pfr1_el1_sys_val; u64 id_aa64isar0_el1_sys_val; u64 id_aa64isar1_el1_sys_val; +u64 id_aa64isar2_el1_sys_val; u64 id_aa64mmfr0_el1_sys_val; u64 id_aa64mmfr1_el1_sys_val; u64 id_aa64mmfr2_el1_sys_val; @@ -183,6 +184,17 @@ static u64 get_pvm_id_aa64isar1(const struct kvm_vcpu *vcpu) return id_aa64isar1_el1_sys_val & allow_mask; } +static u64 get_pvm_id_aa64isar2(const struct kvm_vcpu *vcpu) +{ + u64 allow_mask = PVM_ID_AA64ISAR2_ALLOW; + + if (!vcpu_has_ptrauth(vcpu)) + allow_mask &= ~(ARM64_FEATURE_MASK(ID_AA64ISAR2_APA3) | + ARM64_FEATURE_MASK(ID_AA64ISAR2_GPA3)); + + return id_aa64isar2_el1_sys_val & allow_mask; +} + static u64 get_pvm_id_aa64mmfr0(const struct kvm_vcpu *vcpu) { u64 set_mask; @@ -225,6 +237,8 @@ u64 pvm_read_id_reg(const struct kvm_vcpu *vcpu, u32 id) return get_pvm_id_aa64isar0(vcpu); case SYS_ID_AA64ISAR1_EL1: return get_pvm_id_aa64isar1(vcpu); + case SYS_ID_AA64ISAR2_EL1: + return get_pvm_id_aa64isar2(vcpu); case SYS_ID_AA64MMFR0_EL1: return get_pvm_id_aa64mmfr0(vcpu); case SYS_ID_AA64MMFR1_EL1: diff --git a/arch/arm64/kvm/hyp/vhe/switch.c b/arch/arm64/kvm/hyp/vhe/switch.c index 11d053fdd604..262dfe03134d 100644 --- a/arch/arm64/kvm/hyp/vhe/switch.c +++ b/arch/arm64/kvm/hyp/vhe/switch.c @@ -10,6 +10,7 @@ #include <linux/kvm_host.h> #include <linux/types.h> #include <linux/jump_label.h> +#include <linux/percpu.h> #include <uapi/linux/psci.h> #include <kvm/arm_psci.h> @@ -24,6 +25,8 @@ #include <asm/fpsimd.h> #include <asm/debug-monitors.h> #include <asm/processor.h> +#include <asm/thread_info.h> +#include <asm/vectors.h> /* VHE specific context */ DEFINE_PER_CPU(struct kvm_host_data, kvm_host_data); @@ -38,7 +41,7 @@ static void __activate_traps(struct kvm_vcpu *vcpu) val = read_sysreg(cpacr_el1); val |= CPACR_EL1_TTA; - val &= ~CPACR_EL1_ZEN; + val &= ~(CPACR_EL1_ZEN_EL0EN | CPACR_EL1_ZEN_EL1EN); /* * With VHE (HCR.E2H == 1), accesses to CPACR_EL1 are routed to @@ -53,9 +56,9 @@ static void __activate_traps(struct kvm_vcpu *vcpu) if (update_fp_enabled(vcpu)) { if (vcpu_has_sve(vcpu)) - val |= CPACR_EL1_ZEN; + val |= CPACR_EL1_ZEN_EL0EN | CPACR_EL1_ZEN_EL1EN; } else { - val &= ~CPACR_EL1_FPEN; + val &= ~(CPACR_EL1_FPEN_EL0EN | CPACR_EL1_FPEN_EL1EN); __activate_traps_fpsimd32(vcpu); } @@ -67,7 +70,7 @@ NOKPROBE_SYMBOL(__activate_traps); static void __deactivate_traps(struct kvm_vcpu *vcpu) { - extern char vectors[]; /* kernel exception vectors */ + const char *host_vectors = vectors; ___deactivate_traps(vcpu); @@ -81,7 +84,10 @@ static void __deactivate_traps(struct kvm_vcpu *vcpu) asm(ALTERNATIVE("nop", "isb", ARM64_WORKAROUND_SPECULATIVE_AT)); write_sysreg(CPACR_EL1_DEFAULT, cpacr_el1); - write_sysreg(vectors, vbar_el1); + + if (!arm64_kernel_unmapped_at_el0()) + host_vectors = __this_cpu_read(this_cpu_vector); + write_sysreg(host_vectors, vbar_el1); } NOKPROBE_SYMBOL(__deactivate_traps); diff --git a/arch/arm64/kvm/hypercalls.c b/arch/arm64/kvm/hypercalls.c index 30da78f72b3b..202b8c455724 100644 --- a/arch/arm64/kvm/hypercalls.c +++ b/arch/arm64/kvm/hypercalls.c @@ -107,6 +107,18 @@ int kvm_hvc_call_handler(struct kvm_vcpu *vcpu) break; } break; + case ARM_SMCCC_ARCH_WORKAROUND_3: + switch (arm64_get_spectre_bhb_state()) { + case SPECTRE_VULNERABLE: + break; + case SPECTRE_MITIGATED: + val[0] = SMCCC_RET_SUCCESS; + break; + case SPECTRE_UNAFFECTED: + val[0] = SMCCC_ARCH_WORKAROUND_RET_UNAFFECTED; + break; + } + break; case ARM_SMCCC_HV_PV_TIME_FEATURES: val[0] = SMCCC_RET_SUCCESS; break; diff --git a/arch/arm64/kvm/psci.c b/arch/arm64/kvm/psci.c index 3eae32876897..5918095c90a5 100644 --- a/arch/arm64/kvm/psci.c +++ b/arch/arm64/kvm/psci.c @@ -46,8 +46,7 @@ static unsigned long kvm_psci_vcpu_suspend(struct kvm_vcpu *vcpu) * specification (ARM DEN 0022A). This means all suspend states * for KVM will preserve the register state. */ - kvm_vcpu_halt(vcpu); - kvm_clear_request(KVM_REQ_UNHALT, vcpu); + kvm_vcpu_wfi(vcpu); return PSCI_RET_SUCCESS; } @@ -406,7 +405,7 @@ int kvm_psci_call(struct kvm_vcpu *vcpu) int kvm_arm_get_fw_num_regs(struct kvm_vcpu *vcpu) { - return 3; /* PSCI version and two workaround registers */ + return 4; /* PSCI version and three workaround registers */ } int kvm_arm_copy_fw_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices) @@ -420,6 +419,9 @@ int kvm_arm_copy_fw_reg_indices(struct kvm_vcpu *vcpu, u64 __user *uindices) if (put_user(KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2, uindices++)) return -EFAULT; + if (put_user(KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3, uindices++)) + return -EFAULT; + return 0; } @@ -459,6 +461,17 @@ static int get_kernel_wa_level(u64 regid) case SPECTRE_VULNERABLE: return KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_AVAIL; } + break; + case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3: + switch (arm64_get_spectre_bhb_state()) { + case SPECTRE_VULNERABLE: + return KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_AVAIL; + case SPECTRE_MITIGATED: + return KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_AVAIL; + case SPECTRE_UNAFFECTED: + return KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_REQUIRED; + } + return KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_AVAIL; } return -EINVAL; @@ -475,6 +488,7 @@ int kvm_arm_get_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) break; case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1: case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2: + case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3: val = get_kernel_wa_level(reg->id) & KVM_REG_FEATURE_LEVEL_MASK; break; default: @@ -520,6 +534,7 @@ int kvm_arm_set_fw_reg(struct kvm_vcpu *vcpu, const struct kvm_one_reg *reg) } case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_1: + case KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3: if (val & ~KVM_REG_FEATURE_LEVEL_MASK) return -EINVAL; diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index 4dc2fba316ff..baa65292bbc2 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -1097,6 +1097,11 @@ static u64 read_id_reg(const struct kvm_vcpu *vcpu, ARM64_FEATURE_MASK(ID_AA64ISAR1_GPA) | ARM64_FEATURE_MASK(ID_AA64ISAR1_GPI)); break; + case SYS_ID_AA64ISAR2_EL1: + if (!vcpu_has_ptrauth(vcpu)) + val &= ~(ARM64_FEATURE_MASK(ID_AA64ISAR2_APA3) | + ARM64_FEATURE_MASK(ID_AA64ISAR2_GPA3)); + break; case SYS_ID_AA64DFR0_EL1: /* Limit debug to ARMv8.0 */ val &= ~ARM64_FEATURE_MASK(ID_AA64DFR0_DEBUGVER); diff --git a/arch/arm64/kvm/vgic/vgic-mmio.c b/arch/arm64/kvm/vgic/vgic-mmio.c index 7068da080799..49837d3a3ef5 100644 --- a/arch/arm64/kvm/vgic/vgic-mmio.c +++ b/arch/arm64/kvm/vgic/vgic-mmio.c @@ -248,6 +248,8 @@ unsigned long vgic_mmio_read_pending(struct kvm_vcpu *vcpu, IRQCHIP_STATE_PENDING, &val); WARN_RATELIMIT(err, "IRQ %d", irq->host_irq); + } else if (vgic_irq_is_mapped_level(irq)) { + val = vgic_get_phys_line_level(irq); } else { val = irq_is_pending(irq); } diff --git a/arch/arm64/lib/clear_page.S b/arch/arm64/lib/clear_page.S index 1fd5d790ab80..ebde40e7fa2b 100644 --- a/arch/arm64/lib/clear_page.S +++ b/arch/arm64/lib/clear_page.S @@ -14,7 +14,7 @@ * Parameters: * x0 - dest */ -SYM_FUNC_START_PI(clear_page) +SYM_FUNC_START(__pi_clear_page) mrs x1, dczid_el0 tbnz x1, #4, 2f /* Branch if DC ZVA is prohibited */ and w1, w1, #0xf @@ -35,5 +35,6 @@ SYM_FUNC_START_PI(clear_page) tst x0, #(PAGE_SIZE - 1) b.ne 2b ret -SYM_FUNC_END_PI(clear_page) +SYM_FUNC_END(__pi_clear_page) +SYM_FUNC_ALIAS(clear_page, __pi_clear_page) EXPORT_SYMBOL(clear_page) diff --git a/arch/arm64/lib/copy_page.S b/arch/arm64/lib/copy_page.S index 29144f4cd449..c336d2ffdec5 100644 --- a/arch/arm64/lib/copy_page.S +++ b/arch/arm64/lib/copy_page.S @@ -17,7 +17,7 @@ * x0 - dest * x1 - src */ -SYM_FUNC_START_PI(copy_page) +SYM_FUNC_START(__pi_copy_page) alternative_if ARM64_HAS_NO_HW_PREFETCH // Prefetch three cache lines ahead. prfm pldl1strm, [x1, #128] @@ -75,5 +75,6 @@ alternative_else_nop_endif stnp x16, x17, [x0, #112 - 256] ret -SYM_FUNC_END_PI(copy_page) +SYM_FUNC_END(__pi_copy_page) +SYM_FUNC_ALIAS(copy_page, __pi_copy_page) EXPORT_SYMBOL(copy_page) diff --git a/arch/arm64/lib/insn.c b/arch/arm64/lib/insn.c index fccfe363e567..5e90887deec4 100644 --- a/arch/arm64/lib/insn.c +++ b/arch/arm64/lib/insn.c @@ -578,10 +578,16 @@ u32 aarch64_insn_gen_load_store_ex(enum aarch64_insn_register reg, switch (type) { case AARCH64_INSN_LDST_LOAD_EX: + case AARCH64_INSN_LDST_LOAD_ACQ_EX: insn = aarch64_insn_get_load_ex_value(); + if (type == AARCH64_INSN_LDST_LOAD_ACQ_EX) + insn |= BIT(15); break; case AARCH64_INSN_LDST_STORE_EX: + case AARCH64_INSN_LDST_STORE_REL_EX: insn = aarch64_insn_get_store_ex_value(); + if (type == AARCH64_INSN_LDST_STORE_REL_EX) + insn |= BIT(15); break; default: pr_err("%s: unknown load/store exclusive encoding %d\n", __func__, type); @@ -603,12 +609,65 @@ u32 aarch64_insn_gen_load_store_ex(enum aarch64_insn_register reg, state); } -u32 aarch64_insn_gen_ldadd(enum aarch64_insn_register result, - enum aarch64_insn_register address, - enum aarch64_insn_register value, - enum aarch64_insn_size_type size) +#ifdef CONFIG_ARM64_LSE_ATOMICS +static u32 aarch64_insn_encode_ldst_order(enum aarch64_insn_mem_order_type type, + u32 insn) { - u32 insn = aarch64_insn_get_ldadd_value(); + u32 order; + + switch (type) { + case AARCH64_INSN_MEM_ORDER_NONE: + order = 0; + break; + case AARCH64_INSN_MEM_ORDER_ACQ: + order = 2; + break; + case AARCH64_INSN_MEM_ORDER_REL: + order = 1; + break; + case AARCH64_INSN_MEM_ORDER_ACQREL: + order = 3; + break; + default: + pr_err("%s: unknown mem order %d\n", __func__, type); + return AARCH64_BREAK_FAULT; + } + + insn &= ~GENMASK(23, 22); + insn |= order << 22; + + return insn; +} + +u32 aarch64_insn_gen_atomic_ld_op(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_atomic_op op, + enum aarch64_insn_mem_order_type order) +{ + u32 insn; + + switch (op) { + case AARCH64_INSN_MEM_ATOMIC_ADD: + insn = aarch64_insn_get_ldadd_value(); + break; + case AARCH64_INSN_MEM_ATOMIC_CLR: + insn = aarch64_insn_get_ldclr_value(); + break; + case AARCH64_INSN_MEM_ATOMIC_EOR: + insn = aarch64_insn_get_ldeor_value(); + break; + case AARCH64_INSN_MEM_ATOMIC_SET: + insn = aarch64_insn_get_ldset_value(); + break; + case AARCH64_INSN_MEM_ATOMIC_SWP: + insn = aarch64_insn_get_swp_value(); + break; + default: + pr_err("%s: unimplemented mem atomic op %d\n", __func__, op); + return AARCH64_BREAK_FAULT; + } switch (size) { case AARCH64_INSN_SIZE_32: @@ -621,6 +680,8 @@ u32 aarch64_insn_gen_ldadd(enum aarch64_insn_register result, insn = aarch64_insn_encode_ldst_size(size, insn); + insn = aarch64_insn_encode_ldst_order(order, insn); + insn = aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RT, insn, result); @@ -631,17 +692,68 @@ u32 aarch64_insn_gen_ldadd(enum aarch64_insn_register result, value); } -u32 aarch64_insn_gen_stadd(enum aarch64_insn_register address, - enum aarch64_insn_register value, - enum aarch64_insn_size_type size) +static u32 aarch64_insn_encode_cas_order(enum aarch64_insn_mem_order_type type, + u32 insn) { - /* - * STADD is simply encoded as an alias for LDADD with XZR as - * the destination register. - */ - return aarch64_insn_gen_ldadd(AARCH64_INSN_REG_ZR, address, - value, size); + u32 order; + + switch (type) { + case AARCH64_INSN_MEM_ORDER_NONE: + order = 0; + break; + case AARCH64_INSN_MEM_ORDER_ACQ: + order = BIT(22); + break; + case AARCH64_INSN_MEM_ORDER_REL: + order = BIT(15); + break; + case AARCH64_INSN_MEM_ORDER_ACQREL: + order = BIT(15) | BIT(22); + break; + default: + pr_err("%s: unknown mem order %d\n", __func__, type); + return AARCH64_BREAK_FAULT; + } + + insn &= ~(BIT(15) | BIT(22)); + insn |= order; + + return insn; +} + +u32 aarch64_insn_gen_cas(enum aarch64_insn_register result, + enum aarch64_insn_register address, + enum aarch64_insn_register value, + enum aarch64_insn_size_type size, + enum aarch64_insn_mem_order_type order) +{ + u32 insn; + + switch (size) { + case AARCH64_INSN_SIZE_32: + case AARCH64_INSN_SIZE_64: + break; + default: + pr_err("%s: unimplemented size encoding %d\n", __func__, size); + return AARCH64_BREAK_FAULT; + } + + insn = aarch64_insn_get_cas_value(); + + insn = aarch64_insn_encode_ldst_size(size, insn); + + insn = aarch64_insn_encode_cas_order(order, insn); + + insn = aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RT, insn, + result); + + insn = aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RN, insn, + address); + + return aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RS, insn, + value); } +#endif static u32 aarch64_insn_encode_prfm_imm(enum aarch64_insn_prfm_type type, enum aarch64_insn_prfm_target target, @@ -1379,7 +1491,7 @@ static u32 aarch64_encode_immediate(u64 imm, * Compute the rotation to get a continuous set of * ones, with the first bit set at position 0 */ - ror = fls(~imm); + ror = fls64(~imm); } /* @@ -1456,3 +1568,48 @@ u32 aarch64_insn_gen_extr(enum aarch64_insn_variant variant, insn = aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RN, insn, Rn); return aarch64_insn_encode_register(AARCH64_INSN_REGTYPE_RM, insn, Rm); } + +u32 aarch64_insn_gen_dmb(enum aarch64_insn_mb_type type) +{ + u32 opt; + u32 insn; + + switch (type) { + case AARCH64_INSN_MB_SY: + opt = 0xf; + break; + case AARCH64_INSN_MB_ST: + opt = 0xe; + break; + case AARCH64_INSN_MB_LD: + opt = 0xd; + break; + case AARCH64_INSN_MB_ISH: + opt = 0xb; + break; + case AARCH64_INSN_MB_ISHST: + opt = 0xa; + break; + case AARCH64_INSN_MB_ISHLD: + opt = 0x9; + break; + case AARCH64_INSN_MB_NSH: + opt = 0x7; + break; + case AARCH64_INSN_MB_NSHST: + opt = 0x6; + break; + case AARCH64_INSN_MB_NSHLD: + opt = 0x5; + break; + default: + pr_err("%s: unknown dmb type %d\n", __func__, type); + return AARCH64_BREAK_FAULT; + } + + insn = aarch64_insn_get_dmb_value(); + insn &= ~GENMASK(11, 8); + insn |= (opt << 8); + + return insn; +} diff --git a/arch/arm64/lib/memchr.S b/arch/arm64/lib/memchr.S index 7c2276fdab54..37a9f2a4f7f4 100644 --- a/arch/arm64/lib/memchr.S +++ b/arch/arm64/lib/memchr.S @@ -38,7 +38,7 @@ .p2align 4 nop -SYM_FUNC_START_WEAK_PI(memchr) +SYM_FUNC_START(__pi_memchr) and chrin, chrin, #0xff lsr wordcnt, cntin, #3 cbz wordcnt, L(byte_loop) @@ -71,5 +71,6 @@ CPU_LE( rev tmp, tmp) L(not_found): mov result, #0 ret -SYM_FUNC_END_PI(memchr) +SYM_FUNC_END(__pi_memchr) +SYM_FUNC_ALIAS_WEAK(memchr, __pi_memchr) EXPORT_SYMBOL_NOKASAN(memchr) diff --git a/arch/arm64/lib/memcmp.S b/arch/arm64/lib/memcmp.S index 7d956384222f..a5ccf2c55f91 100644 --- a/arch/arm64/lib/memcmp.S +++ b/arch/arm64/lib/memcmp.S @@ -32,7 +32,7 @@ #define tmp1 x7 #define tmp2 x8 -SYM_FUNC_START_WEAK_PI(memcmp) +SYM_FUNC_START(__pi_memcmp) subs limit, limit, 8 b.lo L(less8) @@ -134,6 +134,6 @@ L(byte_loop): b.eq L(byte_loop) sub result, data1w, data2w ret - -SYM_FUNC_END_PI(memcmp) +SYM_FUNC_END(__pi_memcmp) +SYM_FUNC_ALIAS_WEAK(memcmp, __pi_memcmp) EXPORT_SYMBOL_NOKASAN(memcmp) diff --git a/arch/arm64/lib/memcpy.S b/arch/arm64/lib/memcpy.S index b82fd64ee1e1..4ab48d49c451 100644 --- a/arch/arm64/lib/memcpy.S +++ b/arch/arm64/lib/memcpy.S @@ -57,10 +57,7 @@ The loop tail is handled by always copying 64 bytes from the end. */ -SYM_FUNC_START_ALIAS(__memmove) -SYM_FUNC_START_WEAK_ALIAS_PI(memmove) -SYM_FUNC_START_ALIAS(__memcpy) -SYM_FUNC_START_WEAK_PI(memcpy) +SYM_FUNC_START(__pi_memcpy) add srcend, src, count add dstend, dstin, count cmp count, 128 @@ -241,12 +238,16 @@ L(copy64_from_start): stp B_l, B_h, [dstin, 16] stp C_l, C_h, [dstin] ret +SYM_FUNC_END(__pi_memcpy) -SYM_FUNC_END_PI(memcpy) -EXPORT_SYMBOL(memcpy) -SYM_FUNC_END_ALIAS(__memcpy) +SYM_FUNC_ALIAS(__memcpy, __pi_memcpy) EXPORT_SYMBOL(__memcpy) -SYM_FUNC_END_ALIAS_PI(memmove) -EXPORT_SYMBOL(memmove) -SYM_FUNC_END_ALIAS(__memmove) +SYM_FUNC_ALIAS_WEAK(memcpy, __memcpy) +EXPORT_SYMBOL(memcpy) + +SYM_FUNC_ALIAS(__pi_memmove, __pi_memcpy) + +SYM_FUNC_ALIAS(__memmove, __pi_memmove) EXPORT_SYMBOL(__memmove) +SYM_FUNC_ALIAS_WEAK(memmove, __memmove) +EXPORT_SYMBOL(memmove) diff --git a/arch/arm64/lib/memset.S b/arch/arm64/lib/memset.S index a9c1c9a01ea9..a5aebe82ad73 100644 --- a/arch/arm64/lib/memset.S +++ b/arch/arm64/lib/memset.S @@ -42,8 +42,7 @@ dst .req x8 tmp3w .req w9 tmp3 .req x9 -SYM_FUNC_START_ALIAS(__memset) -SYM_FUNC_START_WEAK_PI(memset) +SYM_FUNC_START(__pi_memset) mov dst, dstin /* Preserve return value. */ and A_lw, val, #255 orr A_lw, A_lw, A_lw, lsl #8 @@ -202,7 +201,10 @@ SYM_FUNC_START_WEAK_PI(memset) ands count, count, zva_bits_x b.ne .Ltail_maybe_long ret -SYM_FUNC_END_PI(memset) -EXPORT_SYMBOL(memset) -SYM_FUNC_END_ALIAS(__memset) +SYM_FUNC_END(__pi_memset) + +SYM_FUNC_ALIAS(__memset, __pi_memset) EXPORT_SYMBOL(__memset) + +SYM_FUNC_ALIAS_WEAK(memset, __pi_memset) +EXPORT_SYMBOL(memset) diff --git a/arch/arm64/lib/mte.S b/arch/arm64/lib/mte.S index f531dcb95174..8590af3c98c0 100644 --- a/arch/arm64/lib/mte.S +++ b/arch/arm64/lib/mte.S @@ -134,7 +134,7 @@ SYM_FUNC_END(mte_copy_tags_to_user) /* * Save the tags in a page * x0 - page address - * x1 - tag storage + * x1 - tag storage, MTE_PAGE_TAG_STORAGE bytes */ SYM_FUNC_START(mte_save_page_tags) multitag_transfer_size x7, x5 @@ -158,7 +158,7 @@ SYM_FUNC_END(mte_save_page_tags) /* * Restore the tags in a page * x0 - page address - * x1 - tag storage + * x1 - tag storage, MTE_PAGE_TAG_STORAGE bytes */ SYM_FUNC_START(mte_restore_page_tags) multitag_transfer_size x7, x5 diff --git a/arch/arm64/lib/strchr.S b/arch/arm64/lib/strchr.S index 1f47eae3b0d6..94ee67a6b212 100644 --- a/arch/arm64/lib/strchr.S +++ b/arch/arm64/lib/strchr.S @@ -18,7 +18,7 @@ * Returns: * x0 - address of first occurrence of 'c' or 0 */ -SYM_FUNC_START_WEAK(strchr) +SYM_FUNC_START(__pi_strchr) and w1, w1, #0xff 1: ldrb w2, [x0], #1 cmp w2, w1 @@ -28,5 +28,7 @@ SYM_FUNC_START_WEAK(strchr) cmp w2, w1 csel x0, x0, xzr, eq ret -SYM_FUNC_END(strchr) +SYM_FUNC_END(__pi_strchr) + +SYM_FUNC_ALIAS_WEAK(strchr, __pi_strchr) EXPORT_SYMBOL_NOKASAN(strchr) diff --git a/arch/arm64/lib/strcmp.S b/arch/arm64/lib/strcmp.S index 83bcad72ec97..9b89b4533607 100644 --- a/arch/arm64/lib/strcmp.S +++ b/arch/arm64/lib/strcmp.S @@ -1,9 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2012-2021, Arm Limited. + * Copyright (c) 2012-2022, Arm Limited. * * Adapted from the original at: - * https://github.com/ARM-software/optimized-routines/blob/afd6244a1f8d9229/string/aarch64/strcmp.S + * https://github.com/ARM-software/optimized-routines/blob/189dfefe37d54c5b/string/aarch64/strcmp.S */ #include <linux/linkage.h> @@ -11,166 +11,180 @@ /* Assumptions: * - * ARMv8-a, AArch64 + * ARMv8-a, AArch64. + * MTE compatible. */ #define L(label) .L ## label #define REP8_01 0x0101010101010101 #define REP8_7f 0x7f7f7f7f7f7f7f7f -#define REP8_80 0x8080808080808080 -/* Parameters and result. */ #define src1 x0 #define src2 x1 #define result x0 -/* Internal variables. */ #define data1 x2 #define data1w w2 #define data2 x3 #define data2w w3 #define has_nul x4 #define diff x5 +#define off1 x5 #define syndrome x6 -#define tmp1 x7 -#define tmp2 x8 -#define tmp3 x9 -#define zeroones x10 -#define pos x11 - - /* Start of performance-critical section -- one 64B cache line. */ - .align 6 -SYM_FUNC_START_WEAK_PI(strcmp) - eor tmp1, src1, src2 - mov zeroones, #REP8_01 - tst tmp1, #7 +#define tmp x6 +#define data3 x7 +#define zeroones x8 +#define shift x9 +#define off2 x10 + +/* On big-endian early bytes are at MSB and on little-endian LSB. + LS_FW means shifting towards early bytes. */ +#ifdef __AARCH64EB__ +# define LS_FW lsl +#else +# define LS_FW lsr +#endif + +/* NUL detection works on the principle that (X - 1) & (~X) & 0x80 + (=> (X - 1) & ~(X | 0x7f)) is non-zero iff a byte is zero, and + can be done in parallel across the entire word. + Since carry propagation makes 0x1 bytes before a NUL byte appear + NUL too in big-endian, byte-reverse the data before the NUL check. */ + + +SYM_FUNC_START(__pi_strcmp) + sub off2, src2, src1 + mov zeroones, REP8_01 + and tmp, src1, 7 + tst off2, 7 b.ne L(misaligned8) - ands tmp1, src1, #7 - b.ne L(mutual_align) - /* NUL detection works on the principle that (X - 1) & (~X) & 0x80 - (=> (X - 1) & ~(X | 0x7f)) is non-zero iff a byte is zero, and - can be done in parallel across the entire word. */ + cbnz tmp, L(mutual_align) + + .p2align 4 + L(loop_aligned): - ldr data1, [src1], #8 - ldr data2, [src2], #8 + ldr data2, [src1, off2] + ldr data1, [src1], 8 L(start_realigned): - sub tmp1, data1, zeroones - orr tmp2, data1, #REP8_7f - eor diff, data1, data2 /* Non-zero if differences found. */ - bic has_nul, tmp1, tmp2 /* Non-zero if NUL terminator. */ +#ifdef __AARCH64EB__ + rev tmp, data1 + sub has_nul, tmp, zeroones + orr tmp, tmp, REP8_7f +#else + sub has_nul, data1, zeroones + orr tmp, data1, REP8_7f +#endif + bics has_nul, has_nul, tmp /* Non-zero if NUL terminator. */ + ccmp data1, data2, 0, eq + b.eq L(loop_aligned) +#ifdef __AARCH64EB__ + rev has_nul, has_nul +#endif + eor diff, data1, data2 orr syndrome, diff, has_nul - cbz syndrome, L(loop_aligned) - /* End of performance-critical section -- one 64B cache line. */ - L(end): -#ifndef __AARCH64EB__ +#ifndef __AARCH64EB__ rev syndrome, syndrome rev data1, data1 - /* The MS-non-zero bit of the syndrome marks either the first bit - that is different, or the top bit of the first zero byte. - Shifting left now will bring the critical information into the - top bits. */ - clz pos, syndrome rev data2, data2 - lsl data1, data1, pos - lsl data2, data2, pos - /* But we need to zero-extend (char is unsigned) the value and then - perform a signed 32-bit subtraction. */ - lsr data1, data1, #56 - sub result, data1, data2, lsr #56 - ret -#else - /* For big-endian we cannot use the trick with the syndrome value - as carry-propagation can corrupt the upper bits if the trailing - bytes in the string contain 0x01. */ - /* However, if there is no NUL byte in the dword, we can generate - the result directly. We can't just subtract the bytes as the - MSB might be significant. */ - cbnz has_nul, 1f - cmp data1, data2 - cset result, ne - cneg result, result, lo - ret -1: - /* Re-compute the NUL-byte detection, using a byte-reversed value. */ - rev tmp3, data1 - sub tmp1, tmp3, zeroones - orr tmp2, tmp3, #REP8_7f - bic has_nul, tmp1, tmp2 - rev has_nul, has_nul - orr syndrome, diff, has_nul - clz pos, syndrome - /* The MS-non-zero bit of the syndrome marks either the first bit - that is different, or the top bit of the first zero byte. +#endif + clz shift, syndrome + /* The most-significant-non-zero bit of the syndrome marks either the + first bit that is different, or the top bit of the first zero byte. Shifting left now will bring the critical information into the top bits. */ - lsl data1, data1, pos - lsl data2, data2, pos + lsl data1, data1, shift + lsl data2, data2, shift /* But we need to zero-extend (char is unsigned) the value and then perform a signed 32-bit subtraction. */ - lsr data1, data1, #56 - sub result, data1, data2, lsr #56 + lsr data1, data1, 56 + sub result, data1, data2, lsr 56 ret -#endif + + .p2align 4 L(mutual_align): /* Sources are mutually aligned, but are not currently at an alignment boundary. Round down the addresses and then mask off - the bytes that preceed the start point. */ - bic src1, src1, #7 - bic src2, src2, #7 - lsl tmp1, tmp1, #3 /* Bytes beyond alignment -> bits. */ - ldr data1, [src1], #8 - neg tmp1, tmp1 /* Bits to alignment -64. */ - ldr data2, [src2], #8 - mov tmp2, #~0 -#ifdef __AARCH64EB__ - /* Big-endian. Early bytes are at MSB. */ - lsl tmp2, tmp2, tmp1 /* Shift (tmp1 & 63). */ -#else - /* Little-endian. Early bytes are at LSB. */ - lsr tmp2, tmp2, tmp1 /* Shift (tmp1 & 63). */ -#endif - orr data1, data1, tmp2 - orr data2, data2, tmp2 + the bytes that precede the start point. */ + bic src1, src1, 7 + ldr data2, [src1, off2] + ldr data1, [src1], 8 + neg shift, src2, lsl 3 /* Bits to alignment -64. */ + mov tmp, -1 + LS_FW tmp, tmp, shift + orr data1, data1, tmp + orr data2, data2, tmp b L(start_realigned) L(misaligned8): /* Align SRC1 to 8 bytes and then compare 8 bytes at a time, always - checking to make sure that we don't access beyond page boundary in - SRC2. */ - tst src1, #7 - b.eq L(loop_misaligned) + checking to make sure that we don't access beyond the end of SRC2. */ + cbz tmp, L(src1_aligned) L(do_misaligned): - ldrb data1w, [src1], #1 - ldrb data2w, [src2], #1 - cmp data1w, #1 - ccmp data1w, data2w, #0, cs /* NZCV = 0b0000. */ + ldrb data1w, [src1], 1 + ldrb data2w, [src2], 1 + cmp data1w, 0 + ccmp data1w, data2w, 0, ne /* NZCV = 0b0000. */ b.ne L(done) - tst src1, #7 + tst src1, 7 b.ne L(do_misaligned) -L(loop_misaligned): - /* Test if we are within the last dword of the end of a 4K page. If - yes then jump back to the misaligned loop to copy a byte at a time. */ - and tmp1, src2, #0xff8 - eor tmp1, tmp1, #0xff8 - cbz tmp1, L(do_misaligned) - ldr data1, [src1], #8 - ldr data2, [src2], #8 - - sub tmp1, data1, zeroones - orr tmp2, data1, #REP8_7f - eor diff, data1, data2 /* Non-zero if differences found. */ - bic has_nul, tmp1, tmp2 /* Non-zero if NUL terminator. */ +L(src1_aligned): + neg shift, src2, lsl 3 + bic src2, src2, 7 + ldr data3, [src2], 8 +#ifdef __AARCH64EB__ + rev data3, data3 +#endif + lsr tmp, zeroones, shift + orr data3, data3, tmp + sub has_nul, data3, zeroones + orr tmp, data3, REP8_7f + bics has_nul, has_nul, tmp + b.ne L(tail) + + sub off1, src2, src1 + + .p2align 4 + +L(loop_unaligned): + ldr data3, [src1, off1] + ldr data2, [src1, off2] +#ifdef __AARCH64EB__ + rev data3, data3 +#endif + sub has_nul, data3, zeroones + orr tmp, data3, REP8_7f + ldr data1, [src1], 8 + bics has_nul, has_nul, tmp + ccmp data1, data2, 0, eq + b.eq L(loop_unaligned) + + lsl tmp, has_nul, shift +#ifdef __AARCH64EB__ + rev tmp, tmp +#endif + eor diff, data1, data2 + orr syndrome, diff, tmp + cbnz syndrome, L(end) +L(tail): + ldr data1, [src1] + neg shift, shift + lsr data2, data3, shift + lsr has_nul, has_nul, shift +#ifdef __AARCH64EB__ + rev data2, data2 + rev has_nul, has_nul +#endif + eor diff, data1, data2 orr syndrome, diff, has_nul - cbz syndrome, L(loop_misaligned) b L(end) L(done): sub result, data1, data2 ret - -SYM_FUNC_END_PI(strcmp) -EXPORT_SYMBOL_NOHWKASAN(strcmp) +SYM_FUNC_END(__pi_strcmp) +SYM_FUNC_ALIAS_WEAK(strcmp, __pi_strcmp) +EXPORT_SYMBOL_NOKASAN(strcmp) diff --git a/arch/arm64/lib/strlen.S b/arch/arm64/lib/strlen.S index 1648790e91b3..4919fe81ae54 100644 --- a/arch/arm64/lib/strlen.S +++ b/arch/arm64/lib/strlen.S @@ -79,7 +79,7 @@ whether the first fetch, which may be misaligned, crosses a page boundary. */ -SYM_FUNC_START_WEAK_PI(strlen) +SYM_FUNC_START(__pi_strlen) and tmp1, srcin, MIN_PAGE_SIZE - 1 mov zeroones, REP8_01 cmp tmp1, MIN_PAGE_SIZE - 16 @@ -208,6 +208,6 @@ L(page_cross): csel data1, data1, tmp4, eq csel data2, data2, tmp2, eq b L(page_cross_entry) - -SYM_FUNC_END_PI(strlen) +SYM_FUNC_END(__pi_strlen) +SYM_FUNC_ALIAS_WEAK(strlen, __pi_strlen) EXPORT_SYMBOL_NOKASAN(strlen) diff --git a/arch/arm64/lib/strncmp.S b/arch/arm64/lib/strncmp.S index e42bcfcd37e6..fe7bbc0b42a7 100644 --- a/arch/arm64/lib/strncmp.S +++ b/arch/arm64/lib/strncmp.S @@ -1,9 +1,9 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2013-2021, Arm Limited. + * Copyright (c) 2013-2022, Arm Limited. * * Adapted from the original at: - * https://github.com/ARM-software/optimized-routines/blob/e823e3abf5f89ecb/string/aarch64/strncmp.S + * https://github.com/ARM-software/optimized-routines/blob/189dfefe37d54c5b/string/aarch64/strncmp.S */ #include <linux/linkage.h> @@ -11,14 +11,14 @@ /* Assumptions: * - * ARMv8-a, AArch64 + * ARMv8-a, AArch64. + * MTE compatible. */ #define L(label) .L ## label #define REP8_01 0x0101010101010101 #define REP8_7f 0x7f7f7f7f7f7f7f7f -#define REP8_80 0x8080808080808080 /* Parameters and result. */ #define src1 x0 @@ -39,12 +39,26 @@ #define tmp3 x10 #define zeroones x11 #define pos x12 -#define limit_wd x13 -#define mask x14 -#define endloop x15 +#define mask x13 +#define endloop x14 #define count mask +#define offset pos +#define neg_offset x15 -SYM_FUNC_START_WEAK_PI(strncmp) +/* Define endian dependent shift operations. + On big-endian early bytes are at MSB and on little-endian LSB. + LS_FW means shifting towards early bytes. + LS_BK means shifting towards later bytes. + */ +#ifdef __AARCH64EB__ +#define LS_FW lsl +#define LS_BK lsr +#else +#define LS_FW lsr +#define LS_BK lsl +#endif + +SYM_FUNC_START(__pi_strncmp) cbz limit, L(ret0) eor tmp1, src1, src2 mov zeroones, #REP8_01 @@ -52,9 +66,6 @@ SYM_FUNC_START_WEAK_PI(strncmp) and count, src1, #7 b.ne L(misaligned8) cbnz count, L(mutual_align) - /* Calculate the number of full and partial words -1. */ - sub limit_wd, limit, #1 /* limit != 0, so no underflow. */ - lsr limit_wd, limit_wd, #3 /* Convert to Dwords. */ /* NUL detection works on the principle that (X - 1) & (~X) & 0x80 (=> (X - 1) & ~(X | 0x7f)) is non-zero iff a byte is zero, and @@ -64,56 +75,52 @@ L(loop_aligned): ldr data1, [src1], #8 ldr data2, [src2], #8 L(start_realigned): - subs limit_wd, limit_wd, #1 + subs limit, limit, #8 sub tmp1, data1, zeroones orr tmp2, data1, #REP8_7f eor diff, data1, data2 /* Non-zero if differences found. */ - csinv endloop, diff, xzr, pl /* Last Dword or differences. */ + csinv endloop, diff, xzr, hi /* Last Dword or differences. */ bics has_nul, tmp1, tmp2 /* Non-zero if NUL terminator. */ ccmp endloop, #0, #0, eq b.eq L(loop_aligned) /* End of main loop */ - /* Not reached the limit, must have found the end or a diff. */ - tbz limit_wd, #63, L(not_limit) - - /* Limit % 8 == 0 => all bytes significant. */ - ands limit, limit, #7 - b.eq L(not_limit) - - lsl limit, limit, #3 /* Bits -> bytes. */ - mov mask, #~0 -#ifdef __AARCH64EB__ - lsr mask, mask, limit -#else - lsl mask, mask, limit -#endif - bic data1, data1, mask - bic data2, data2, mask - - /* Make sure that the NUL byte is marked in the syndrome. */ - orr has_nul, has_nul, mask - -L(not_limit): +L(full_check): +#ifndef __AARCH64EB__ orr syndrome, diff, has_nul - -#ifndef __AARCH64EB__ + add limit, limit, 8 /* Rewind limit to before last subs. */ +L(syndrome_check): + /* Limit was reached. Check if the NUL byte or the difference + is before the limit. */ rev syndrome, syndrome rev data1, data1 - /* The MS-non-zero bit of the syndrome marks either the first bit - that is different, or the top bit of the first zero byte. - Shifting left now will bring the critical information into the - top bits. */ clz pos, syndrome rev data2, data2 lsl data1, data1, pos + cmp limit, pos, lsr #3 lsl data2, data2, pos /* But we need to zero-extend (char is unsigned) the value and then perform a signed 32-bit subtraction. */ lsr data1, data1, #56 sub result, data1, data2, lsr #56 + csel result, result, xzr, hi ret #else + /* Not reached the limit, must have found the end or a diff. */ + tbz limit, #63, L(not_limit) + add tmp1, limit, 8 + cbz limit, L(not_limit) + + lsl limit, tmp1, #3 /* Bits -> bytes. */ + mov mask, #~0 + lsr mask, mask, limit + bic data1, data1, mask + bic data2, data2, mask + + /* Make sure that the NUL byte is marked in the syndrome. */ + orr has_nul, has_nul, mask + +L(not_limit): /* For big-endian we cannot use the trick with the syndrome value as carry-propagation can corrupt the upper bits if the trailing bytes in the string contain 0x01. */ @@ -134,10 +141,11 @@ L(not_limit): rev has_nul, has_nul orr syndrome, diff, has_nul clz pos, syndrome - /* The MS-non-zero bit of the syndrome marks either the first bit - that is different, or the top bit of the first zero byte. + /* The most-significant-non-zero bit of the syndrome marks either the + first bit that is different, or the top bit of the first zero byte. Shifting left now will bring the critical information into the top bits. */ +L(end_quick): lsl data1, data1, pos lsl data2, data2, pos /* But we need to zero-extend (char is unsigned) the value and then @@ -159,22 +167,12 @@ L(mutual_align): neg tmp3, count, lsl #3 /* 64 - bits(bytes beyond align). */ ldr data2, [src2], #8 mov tmp2, #~0 - sub limit_wd, limit, #1 /* limit != 0, so no underflow. */ -#ifdef __AARCH64EB__ - /* Big-endian. Early bytes are at MSB. */ - lsl tmp2, tmp2, tmp3 /* Shift (count & 63). */ -#else - /* Little-endian. Early bytes are at LSB. */ - lsr tmp2, tmp2, tmp3 /* Shift (count & 63). */ -#endif - and tmp3, limit_wd, #7 - lsr limit_wd, limit_wd, #3 - /* Adjust the limit. Only low 3 bits used, so overflow irrelevant. */ - add limit, limit, count - add tmp3, tmp3, count + LS_FW tmp2, tmp2, tmp3 /* Shift (count & 63). */ + /* Adjust the limit and ensure it doesn't overflow. */ + adds limit, limit, count + csinv limit, limit, xzr, lo orr data1, data1, tmp2 orr data2, data2, tmp2 - add limit_wd, limit_wd, tmp3, lsr #3 b L(start_realigned) .p2align 4 @@ -197,13 +195,11 @@ L(done): /* Align the SRC1 to a dword by doing a bytewise compare and then do the dword loop. */ L(try_misaligned_words): - lsr limit_wd, limit, #3 - cbz count, L(do_misaligned) + cbz count, L(src1_aligned) neg count, count and count, count, #7 sub limit, limit, count - lsr limit_wd, limit, #3 L(page_end_loop): ldrb data1w, [src1], #1 @@ -214,48 +210,101 @@ L(page_end_loop): subs count, count, #1 b.hi L(page_end_loop) -L(do_misaligned): - /* Prepare ourselves for the next page crossing. Unlike the aligned - loop, we fetch 1 less dword because we risk crossing bounds on - SRC2. */ - mov count, #8 - subs limit_wd, limit_wd, #1 - b.lo L(done_loop) -L(loop_misaligned): - and tmp2, src2, #0xff8 - eor tmp2, tmp2, #0xff8 - cbz tmp2, L(page_end_loop) + /* The following diagram explains the comparison of misaligned strings. + The bytes are shown in natural order. For little-endian, it is + reversed in the registers. The "x" bytes are before the string. + The "|" separates data that is loaded at one time. + src1 | a a a a a a a a | b b b c c c c c | . . . + src2 | x x x x x a a a a a a a a b b b | c c c c c . . . + + After shifting in each step, the data looks like this: + STEP_A STEP_B STEP_C + data1 a a a a a a a a b b b c c c c c b b b c c c c c + data2 a a a a a a a a b b b 0 0 0 0 0 0 0 0 c c c c c + The bytes with "0" are eliminated from the syndrome via mask. + + Align SRC2 down to 16 bytes. This way we can read 16 bytes at a + time from SRC2. The comparison happens in 3 steps. After each step + the loop can exit, or read from SRC1 or SRC2. */ +L(src1_aligned): + /* Calculate offset from 8 byte alignment to string start in bits. No + need to mask offset since shifts are ignoring upper bits. */ + lsl offset, src2, #3 + bic src2, src2, #0xf + mov mask, -1 + neg neg_offset, offset ldr data1, [src1], #8 - ldr data2, [src2], #8 - sub tmp1, data1, zeroones - orr tmp2, data1, #REP8_7f - eor diff, data1, data2 /* Non-zero if differences found. */ - bics has_nul, tmp1, tmp2 /* Non-zero if NUL terminator. */ - ccmp diff, #0, #0, eq - b.ne L(not_limit) - subs limit_wd, limit_wd, #1 - b.pl L(loop_misaligned) + ldp tmp1, tmp2, [src2], #16 + LS_BK mask, mask, neg_offset + and neg_offset, neg_offset, #63 /* Need actual value for cmp later. */ + /* Skip the first compare if data in tmp1 is irrelevant. */ + tbnz offset, 6, L(misaligned_mid_loop) -L(done_loop): - /* We found a difference or a NULL before the limit was reached. */ - and limit, limit, #7 - cbz limit, L(not_limit) - /* Read the last word. */ - sub src1, src1, 8 - sub src2, src2, 8 - ldr data1, [src1, limit] - ldr data2, [src2, limit] - sub tmp1, data1, zeroones - orr tmp2, data1, #REP8_7f +L(loop_misaligned): + /* STEP_A: Compare full 8 bytes when there is enough data from SRC2.*/ + LS_FW data2, tmp1, offset + LS_BK tmp1, tmp2, neg_offset + subs limit, limit, #8 + orr data2, data2, tmp1 /* 8 bytes from SRC2 combined from two regs.*/ + sub has_nul, data1, zeroones eor diff, data1, data2 /* Non-zero if differences found. */ - bics has_nul, tmp1, tmp2 /* Non-zero if NUL terminator. */ - ccmp diff, #0, #0, eq - b.ne L(not_limit) + orr tmp3, data1, #REP8_7f + csinv endloop, diff, xzr, hi /* If limit, set to all ones. */ + bic has_nul, has_nul, tmp3 /* Non-zero if NUL byte found in SRC1. */ + orr tmp3, endloop, has_nul + cbnz tmp3, L(full_check) + + ldr data1, [src1], #8 +L(misaligned_mid_loop): + /* STEP_B: Compare first part of data1 to second part of tmp2. */ + LS_FW data2, tmp2, offset +#ifdef __AARCH64EB__ + /* For big-endian we do a byte reverse to avoid carry-propagation + problem described above. This way we can reuse the has_nul in the + next step and also use syndrome value trick at the end. */ + rev tmp3, data1 + #define data1_fixed tmp3 +#else + #define data1_fixed data1 +#endif + sub has_nul, data1_fixed, zeroones + orr tmp3, data1_fixed, #REP8_7f + eor diff, data2, data1 /* Non-zero if differences found. */ + bic has_nul, has_nul, tmp3 /* Non-zero if NUL terminator. */ +#ifdef __AARCH64EB__ + rev has_nul, has_nul +#endif + cmp limit, neg_offset, lsr #3 + orr syndrome, diff, has_nul + bic syndrome, syndrome, mask /* Ignore later bytes. */ + csinv tmp3, syndrome, xzr, hi /* If limit, set to all ones. */ + cbnz tmp3, L(syndrome_check) + + /* STEP_C: Compare second part of data1 to first part of tmp1. */ + ldp tmp1, tmp2, [src2], #16 + cmp limit, #8 + LS_BK data2, tmp1, neg_offset + eor diff, data2, data1 /* Non-zero if differences found. */ + orr syndrome, diff, has_nul + and syndrome, syndrome, mask /* Ignore earlier bytes. */ + csinv tmp3, syndrome, xzr, hi /* If limit, set to all ones. */ + cbnz tmp3, L(syndrome_check) + + ldr data1, [src1], #8 + sub limit, limit, #8 + b L(loop_misaligned) + +#ifdef __AARCH64EB__ +L(syndrome_check): + clz pos, syndrome + cmp pos, limit, lsl #3 + b.lo L(end_quick) +#endif L(ret0): mov result, #0 ret - -SYM_FUNC_END_PI(strncmp) -EXPORT_SYMBOL_NOHWKASAN(strncmp) +SYM_FUNC_END(__pi_strncmp) +SYM_FUNC_ALIAS_WEAK(strncmp, __pi_strncmp) +EXPORT_SYMBOL_NOKASAN(strncmp) diff --git a/arch/arm64/lib/strnlen.S b/arch/arm64/lib/strnlen.S index b72913a99038..d5ac0e10a01d 100644 --- a/arch/arm64/lib/strnlen.S +++ b/arch/arm64/lib/strnlen.S @@ -47,7 +47,7 @@ limit_wd .req x14 #define REP8_7f 0x7f7f7f7f7f7f7f7f #define REP8_80 0x8080808080808080 -SYM_FUNC_START_WEAK_PI(strnlen) +SYM_FUNC_START(__pi_strnlen) cbz limit, .Lhit_limit mov zeroones, #REP8_01 bic src, srcin, #15 @@ -156,5 +156,7 @@ CPU_LE( lsr tmp2, tmp2, tmp4 ) /* Shift (tmp1 & 63). */ .Lhit_limit: mov len, limit ret -SYM_FUNC_END_PI(strnlen) +SYM_FUNC_END(__pi_strnlen) + +SYM_FUNC_ALIAS_WEAK(strnlen, __pi_strnlen) EXPORT_SYMBOL_NOKASAN(strnlen) diff --git a/arch/arm64/lib/strrchr.S b/arch/arm64/lib/strrchr.S index 13132d1ed6d1..a5123cf0ce12 100644 --- a/arch/arm64/lib/strrchr.S +++ b/arch/arm64/lib/strrchr.S @@ -18,7 +18,7 @@ * Returns: * x0 - address of last occurrence of 'c' or 0 */ -SYM_FUNC_START_WEAK_PI(strrchr) +SYM_FUNC_START(__pi_strrchr) mov x3, #0 and w1, w1, #0xff 1: ldrb w2, [x0], #1 @@ -29,5 +29,6 @@ SYM_FUNC_START_WEAK_PI(strrchr) b 1b 2: mov x0, x3 ret -SYM_FUNC_END_PI(strrchr) +SYM_FUNC_END(__pi_strrchr) +SYM_FUNC_ALIAS_WEAK(strrchr, __pi_strrchr) EXPORT_SYMBOL_NOKASAN(strrchr) diff --git a/arch/arm64/mm/cache.S b/arch/arm64/mm/cache.S index 7d0563db4201..0ea6cc25dc66 100644 --- a/arch/arm64/mm/cache.S +++ b/arch/arm64/mm/cache.S @@ -107,10 +107,11 @@ SYM_FUNC_END(icache_inval_pou) * - start - virtual start address of region * - end - virtual end address of region */ -SYM_FUNC_START_PI(dcache_clean_inval_poc) +SYM_FUNC_START(__pi_dcache_clean_inval_poc) dcache_by_line_op civac, sy, x0, x1, x2, x3 ret -SYM_FUNC_END_PI(dcache_clean_inval_poc) +SYM_FUNC_END(__pi_dcache_clean_inval_poc) +SYM_FUNC_ALIAS(dcache_clean_inval_poc, __pi_dcache_clean_inval_poc) /* * dcache_clean_pou(start, end) @@ -140,7 +141,7 @@ SYM_FUNC_END(dcache_clean_pou) * - start - kernel start address of region * - end - kernel end address of region */ -SYM_FUNC_START_PI(dcache_inval_poc) +SYM_FUNC_START(__pi_dcache_inval_poc) dcache_line_size x2, x3 sub x3, x2, #1 tst x1, x3 // end cache line aligned? @@ -158,7 +159,8 @@ SYM_FUNC_START_PI(dcache_inval_poc) b.lo 2b dsb sy ret -SYM_FUNC_END_PI(dcache_inval_poc) +SYM_FUNC_END(__pi_dcache_inval_poc) +SYM_FUNC_ALIAS(dcache_inval_poc, __pi_dcache_inval_poc) /* * dcache_clean_poc(start, end) @@ -169,10 +171,11 @@ SYM_FUNC_END_PI(dcache_inval_poc) * - start - virtual start address of region * - end - virtual end address of region */ -SYM_FUNC_START_PI(dcache_clean_poc) +SYM_FUNC_START(__pi_dcache_clean_poc) dcache_by_line_op cvac, sy, x0, x1, x2, x3 ret -SYM_FUNC_END_PI(dcache_clean_poc) +SYM_FUNC_END(__pi_dcache_clean_poc) +SYM_FUNC_ALIAS(dcache_clean_poc, __pi_dcache_clean_poc) /* * dcache_clean_pop(start, end) @@ -183,13 +186,14 @@ SYM_FUNC_END_PI(dcache_clean_poc) * - start - virtual start address of region * - end - virtual end address of region */ -SYM_FUNC_START_PI(dcache_clean_pop) +SYM_FUNC_START(__pi_dcache_clean_pop) alternative_if_not ARM64_HAS_DCPOP b dcache_clean_poc alternative_else_nop_endif dcache_by_line_op cvap, sy, x0, x1, x2, x3 ret -SYM_FUNC_END_PI(dcache_clean_pop) +SYM_FUNC_END(__pi_dcache_clean_pop) +SYM_FUNC_ALIAS(dcache_clean_pop, __pi_dcache_clean_pop) /* * __dma_flush_area(start, size) @@ -199,11 +203,12 @@ SYM_FUNC_END_PI(dcache_clean_pop) * - start - virtual start address of region * - size - size in question */ -SYM_FUNC_START_PI(__dma_flush_area) +SYM_FUNC_START(__pi___dma_flush_area) add x1, x0, x1 dcache_by_line_op civac, sy, x0, x1, x2, x3 ret -SYM_FUNC_END_PI(__dma_flush_area) +SYM_FUNC_END(__pi___dma_flush_area) +SYM_FUNC_ALIAS(__dma_flush_area, __pi___dma_flush_area) /* * __dma_map_area(start, size, dir) @@ -211,12 +216,13 @@ SYM_FUNC_END_PI(__dma_flush_area) * - size - size of region * - dir - DMA direction */ -SYM_FUNC_START_PI(__dma_map_area) +SYM_FUNC_START(__pi___dma_map_area) add x1, x0, x1 cmp w2, #DMA_FROM_DEVICE b.eq __pi_dcache_inval_poc b __pi_dcache_clean_poc -SYM_FUNC_END_PI(__dma_map_area) +SYM_FUNC_END(__pi___dma_map_area) +SYM_FUNC_ALIAS(__dma_map_area, __pi___dma_map_area) /* * __dma_unmap_area(start, size, dir) @@ -224,9 +230,10 @@ SYM_FUNC_END_PI(__dma_map_area) * - size - size of region * - dir - DMA direction */ -SYM_FUNC_START_PI(__dma_unmap_area) +SYM_FUNC_START(__pi___dma_unmap_area) add x1, x0, x1 cmp w2, #DMA_TO_DEVICE b.ne __pi_dcache_inval_poc ret -SYM_FUNC_END_PI(__dma_unmap_area) +SYM_FUNC_END(__pi___dma_unmap_area) +SYM_FUNC_ALIAS(__dma_unmap_area, __pi___dma_unmap_area) diff --git a/arch/arm64/mm/flush.c b/arch/arm64/mm/flush.c index 2aaf950b906c..a06c6ac770d4 100644 --- a/arch/arm64/mm/flush.c +++ b/arch/arm64/mm/flush.c @@ -52,6 +52,13 @@ void __sync_icache_dcache(pte_t pte) { struct page *page = pte_page(pte); + /* + * HugeTLB pages are always fully mapped, so only setting head page's + * PG_dcache_clean flag is enough. + */ + if (PageHuge(page)) + page = compound_head(page); + if (!test_bit(PG_dcache_clean, &page->flags)) { sync_icache_aliases((unsigned long)page_address(page), (unsigned long)page_address(page) + diff --git a/arch/arm64/mm/hugetlbpage.c b/arch/arm64/mm/hugetlbpage.c index ffb9c229610a..a33aba91ad89 100644 --- a/arch/arm64/mm/hugetlbpage.c +++ b/arch/arm64/mm/hugetlbpage.c @@ -56,25 +56,34 @@ void __init arm64_hugetlb_cma_reserve(void) } #endif /* CONFIG_CMA */ -#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION -bool arch_hugetlb_migration_supported(struct hstate *h) +static bool __hugetlb_valid_size(unsigned long size) { - size_t pagesize = huge_page_size(h); - - switch (pagesize) { + switch (size) { #ifndef __PAGETABLE_PMD_FOLDED case PUD_SIZE: return pud_sect_supported(); #endif - case PMD_SIZE: case CONT_PMD_SIZE: + case PMD_SIZE: case CONT_PTE_SIZE: return true; } - pr_warn("%s: unrecognized huge page size 0x%lx\n", - __func__, pagesize); + return false; } + +#ifdef CONFIG_ARCH_ENABLE_HUGEPAGE_MIGRATION +bool arch_hugetlb_migration_supported(struct hstate *h) +{ + size_t pagesize = huge_page_size(h); + + if (!__hugetlb_valid_size(pagesize)) { + pr_warn("%s: unrecognized huge page size 0x%lx\n", + __func__, pagesize); + return false; + } + return true; +} #endif int pmd_huge(pmd_t pmd) @@ -506,16 +515,5 @@ arch_initcall(hugetlbpage_init); bool __init arch_hugetlb_valid_size(unsigned long size) { - switch (size) { -#ifndef __PAGETABLE_PMD_FOLDED - case PUD_SIZE: - return pud_sect_supported(); -#endif - case CONT_PMD_SIZE: - case PMD_SIZE: - case CONT_PTE_SIZE: - return true; - } - - return false; + return __hugetlb_valid_size(size); } diff --git a/arch/arm64/mm/init.c b/arch/arm64/mm/init.c index db63cc885771..9e26ec80d317 100644 --- a/arch/arm64/mm/init.c +++ b/arch/arm64/mm/init.c @@ -61,8 +61,34 @@ EXPORT_SYMBOL(memstart_addr); * unless restricted on specific platforms (e.g. 30-bit on Raspberry Pi 4). * In such case, ZONE_DMA32 covers the rest of the 32-bit addressable memory, * otherwise it is empty. + * + * Memory reservation for crash kernel either done early or deferred + * depending on DMA memory zones configs (ZONE_DMA) -- + * + * In absence of ZONE_DMA configs arm64_dma_phys_limit initialized + * here instead of max_zone_phys(). This lets early reservation of + * crash kernel memory which has a dependency on arm64_dma_phys_limit. + * Reserving memory early for crash kernel allows linear creation of block + * mappings (greater than page-granularity) for all the memory bank rangs. + * In this scheme a comparatively quicker boot is observed. + * + * If ZONE_DMA configs are defined, crash kernel memory reservation + * is delayed until DMA zone memory range size initilazation performed in + * zone_sizes_init(). The defer is necessary to steer clear of DMA zone + * memory range to avoid overlap allocation. So crash kernel memory boundaries + * are not known when mapping all bank memory ranges, which otherwise means + * not possible to exclude crash kernel range from creating block mappings + * so page-granularity mappings are created for the entire memory range. + * Hence a slightly slower boot is observed. + * + * Note: Page-granularity mapppings are necessary for crash kernel memory + * range for shrinking its size via /sys/kernel/kexec_crash_size interface. */ -phys_addr_t arm64_dma_phys_limit __ro_after_init; +#if IS_ENABLED(CONFIG_ZONE_DMA) || IS_ENABLED(CONFIG_ZONE_DMA32) +phys_addr_t __ro_after_init arm64_dma_phys_limit; +#else +phys_addr_t __ro_after_init arm64_dma_phys_limit = PHYS_MASK + 1; +#endif #ifdef CONFIG_KEXEC_CORE /* @@ -153,8 +179,6 @@ static void __init zone_sizes_init(unsigned long min, unsigned long max) if (!arm64_dma_phys_limit) arm64_dma_phys_limit = dma32_phys_limit; #endif - if (!arm64_dma_phys_limit) - arm64_dma_phys_limit = PHYS_MASK + 1; max_zone_pfns[ZONE_NORMAL] = max; free_area_init(max_zone_pfns); @@ -315,6 +339,9 @@ void __init arm64_memblock_init(void) early_init_fdt_scan_reserved_mem(); + if (!IS_ENABLED(CONFIG_ZONE_DMA) && !IS_ENABLED(CONFIG_ZONE_DMA32)) + reserve_crashkernel(); + high_memory = __va(memblock_end_of_DRAM() - 1) + 1; } @@ -361,7 +388,8 @@ void __init bootmem_init(void) * request_standard_resources() depends on crashkernel's memory being * reserved, so do it here. */ - reserve_crashkernel(); + if (IS_ENABLED(CONFIG_ZONE_DMA) || IS_ENABLED(CONFIG_ZONE_DMA32)) + reserve_crashkernel(); memblock_dump_all(); } diff --git a/arch/arm64/mm/mmap.c b/arch/arm64/mm/mmap.c index a38f54cd638c..77ada00280d9 100644 --- a/arch/arm64/mm/mmap.c +++ b/arch/arm64/mm/mmap.c @@ -7,8 +7,10 @@ #include <linux/io.h> #include <linux/memblock.h> +#include <linux/mm.h> #include <linux/types.h> +#include <asm/cpufeature.h> #include <asm/page.h> /* @@ -38,3 +40,18 @@ int valid_mmap_phys_addr_range(unsigned long pfn, size_t size) { return !(((pfn << PAGE_SHIFT) + size) & ~PHYS_MASK); } + +static int __init adjust_protection_map(void) +{ + /* + * With Enhanced PAN we can honour the execute-only permissions as + * there is no PAN override with such mappings. + */ + if (cpus_have_const_cap(ARM64_HAS_EPAN)) { + protection_map[VM_EXEC] = PAGE_EXECONLY; + protection_map[VM_EXEC | VM_SHARED] = PAGE_EXECONLY; + } + + return 0; +} +arch_initcall(adjust_protection_map); diff --git a/arch/arm64/mm/mmu.c b/arch/arm64/mm/mmu.c index acfae9b41cc8..0b7d25887ec3 100644 --- a/arch/arm64/mm/mmu.c +++ b/arch/arm64/mm/mmu.c @@ -63,6 +63,7 @@ static pmd_t bm_pmd[PTRS_PER_PMD] __page_aligned_bss __maybe_unused; static pud_t bm_pud[PTRS_PER_PUD] __page_aligned_bss __maybe_unused; static DEFINE_SPINLOCK(swapper_pgdir_lock); +static DEFINE_MUTEX(fixmap_lock); void set_swapper_pgd(pgd_t *pgdp, pgd_t pgd) { @@ -294,18 +295,6 @@ static void alloc_init_cont_pmd(pud_t *pudp, unsigned long addr, } while (addr = next, addr != end); } -static inline bool use_1G_block(unsigned long addr, unsigned long next, - unsigned long phys) -{ - if (PAGE_SHIFT != 12) - return false; - - if (((addr | next | phys) & ~PUD_MASK) != 0) - return false; - - return true; -} - static void alloc_init_pud(pgd_t *pgdp, unsigned long addr, unsigned long end, phys_addr_t phys, pgprot_t prot, phys_addr_t (*pgtable_alloc)(int), @@ -329,6 +318,12 @@ static void alloc_init_pud(pgd_t *pgdp, unsigned long addr, unsigned long end, } BUG_ON(p4d_bad(p4d)); + /* + * No need for locking during early boot. And it doesn't work as + * expected with KASLR enabled. + */ + if (system_state != SYSTEM_BOOTING) + mutex_lock(&fixmap_lock); pudp = pud_set_fixmap_offset(p4dp, addr); do { pud_t old_pud = READ_ONCE(*pudp); @@ -338,7 +333,8 @@ static void alloc_init_pud(pgd_t *pgdp, unsigned long addr, unsigned long end, /* * For 4K granule only, attempt to put down a 1GB block */ - if (use_1G_block(addr, next, phys) && + if (pud_sect_supported() && + ((addr | next | phys) & ~PUD_MASK) == 0 && (flags & NO_BLOCK_MAPPINGS) == 0) { pud_set_huge(pudp, phys, prot); @@ -359,6 +355,8 @@ static void alloc_init_pud(pgd_t *pgdp, unsigned long addr, unsigned long end, } while (pudp++, addr = next, addr != end); pud_clear_fixmap(); + if (system_state != SYSTEM_BOOTING) + mutex_unlock(&fixmap_lock); } static void __create_pgd_mapping(pgd_t *pgdir, phys_addr_t phys, @@ -517,7 +515,7 @@ static void __init map_mem(pgd_t *pgdp) */ BUILD_BUG_ON(pgd_index(direct_map_end - 1) == pgd_index(direct_map_end)); - if (can_set_direct_map() || crash_mem_map || IS_ENABLED(CONFIG_KFENCE)) + if (can_set_direct_map() || IS_ENABLED(CONFIG_KFENCE)) flags |= NO_BLOCK_MAPPINGS | NO_CONT_MAPPINGS; /* @@ -528,6 +526,17 @@ static void __init map_mem(pgd_t *pgdp) */ memblock_mark_nomap(kernel_start, kernel_end - kernel_start); +#ifdef CONFIG_KEXEC_CORE + if (crash_mem_map) { + if (IS_ENABLED(CONFIG_ZONE_DMA) || + IS_ENABLED(CONFIG_ZONE_DMA32)) + flags |= NO_BLOCK_MAPPINGS | NO_CONT_MAPPINGS; + else if (crashk_res.end) + memblock_mark_nomap(crashk_res.start, + resource_size(&crashk_res)); + } +#endif + /* map all the memory banks */ for_each_mem_range(i, &start, &end) { if (start >= end) @@ -554,6 +563,25 @@ static void __init map_mem(pgd_t *pgdp) __map_memblock(pgdp, kernel_start, kernel_end, PAGE_KERNEL, NO_CONT_MAPPINGS); memblock_clear_nomap(kernel_start, kernel_end - kernel_start); + + /* + * Use page-level mappings here so that we can shrink the region + * in page granularity and put back unused memory to buddy system + * through /sys/kernel/kexec_crash_size interface. + */ +#ifdef CONFIG_KEXEC_CORE + if (crash_mem_map && + !IS_ENABLED(CONFIG_ZONE_DMA) && !IS_ENABLED(CONFIG_ZONE_DMA32)) { + if (crashk_res.end) { + __map_memblock(pgdp, crashk_res.start, + crashk_res.end + 1, + PAGE_KERNEL, + NO_BLOCK_MAPPINGS | NO_CONT_MAPPINGS); + memblock_clear_nomap(crashk_res.start, + resource_size(&crashk_res)); + } + } +#endif } void mark_rodata_ro(void) @@ -617,6 +645,8 @@ early_param("rodata", parse_rodata); #ifdef CONFIG_UNMAP_KERNEL_AT_EL0 static int __init map_entry_trampoline(void) { + int i; + pgprot_t prot = rodata_enabled ? PAGE_KERNEL_ROX : PAGE_KERNEL_EXEC; phys_addr_t pa_start = __pa_symbol(__entry_tramp_text_start); @@ -625,11 +655,15 @@ static int __init map_entry_trampoline(void) /* Map only the text into the trampoline page table */ memset(tramp_pg_dir, 0, PGD_SIZE); - __create_pgd_mapping(tramp_pg_dir, pa_start, TRAMP_VALIAS, PAGE_SIZE, - prot, __pgd_pgtable_alloc, 0); + __create_pgd_mapping(tramp_pg_dir, pa_start, TRAMP_VALIAS, + entry_tramp_text_size(), prot, + __pgd_pgtable_alloc, NO_BLOCK_MAPPINGS); /* Map both the text and data into the kernel page table */ - __set_fixmap(FIX_ENTRY_TRAMP_TEXT, pa_start, prot); + for (i = 0; i < DIV_ROUND_UP(entry_tramp_text_size(), PAGE_SIZE); i++) + __set_fixmap(FIX_ENTRY_TRAMP_TEXT1 - i, + pa_start + i * PAGE_SIZE, prot); + if (IS_ENABLED(CONFIG_RANDOMIZE_BASE)) { extern char __entry_tramp_data_start[]; diff --git a/arch/arm64/mm/mteswap.c b/arch/arm64/mm/mteswap.c index 7c4ef56265ee..a9e50e930484 100644 --- a/arch/arm64/mm/mteswap.c +++ b/arch/arm64/mm/mteswap.c @@ -12,7 +12,7 @@ static DEFINE_XARRAY(mte_pages); void *mte_allocate_tag_storage(void) { /* tags granule is 16 bytes, 2 tags stored per byte */ - return kmalloc(PAGE_SIZE / 16 / 2, GFP_KERNEL); + return kmalloc(MTE_PAGE_TAG_STORAGE, GFP_KERNEL); } void mte_free_tag_storage(char *storage) diff --git a/arch/arm64/mm/proc.S b/arch/arm64/mm/proc.S index d35c90d2e47a..50bbed947bec 100644 --- a/arch/arm64/mm/proc.S +++ b/arch/arm64/mm/proc.S @@ -46,7 +46,7 @@ #endif #ifdef CONFIG_KASAN_HW_TAGS -#define TCR_MTE_FLAGS SYS_TCR_EL1_TCMA1 | TCR_TBI1 | TCR_TBID1 +#define TCR_MTE_FLAGS TCR_TCMA1 | TCR_TBI1 | TCR_TBID1 #else /* * The mte_zero_clear_page_tags() implementation uses DC GZVA, which relies on diff --git a/arch/arm64/net/bpf_jit.h b/arch/arm64/net/bpf_jit.h index cc0cf0f5c7c3..9d9250c7cc72 100644 --- a/arch/arm64/net/bpf_jit.h +++ b/arch/arm64/net/bpf_jit.h @@ -89,9 +89,16 @@ #define A64_STXR(sf, Rt, Rn, Rs) \ A64_LSX(sf, Rt, Rn, Rs, STORE_EX) -/* LSE atomics */ +/* + * LSE atomics + * + * STADD is simply encoded as an alias for LDADD with XZR as + * the destination register. + */ #define A64_STADD(sf, Rn, Rs) \ - aarch64_insn_gen_stadd(Rn, Rs, A64_SIZE(sf)) + aarch64_insn_gen_atomic_ld_op(A64_ZR, Rn, Rs, \ + A64_SIZE(sf), AARCH64_INSN_MEM_ATOMIC_ADD, \ + AARCH64_INSN_MEM_ORDER_NONE) /* Add/subtract (immediate) */ #define A64_ADDSUB_IMM(sf, Rd, Rn, imm12, type) \ diff --git a/arch/arm64/tools/Makefile b/arch/arm64/tools/Makefile index 932b4fe5c768..cf1307188150 100644 --- a/arch/arm64/tools/Makefile +++ b/arch/arm64/tools/Makefile @@ -5,18 +5,14 @@ kapi := $(gen)/asm kapi-hdrs-y := $(kapi)/cpucaps.h -targets += $(addprefix ../../../,$(gen-y) $(kapi-hdrs-y)) +targets += $(addprefix ../../../, $(kapi-hdrs-y)) PHONY += kapi -kapi: $(kapi-hdrs-y) $(gen-y) - -# Create output directory if not already present -_dummy := $(shell [ -d '$(kapi)' ] || mkdir -p '$(kapi)') +kapi: $(kapi-hdrs-y) quiet_cmd_gen_cpucaps = GEN $@ - cmd_gen_cpucaps = mkdir -p $(dir $@) && \ - $(AWK) -f $(filter-out $(PHONY),$^) > $@ + cmd_gen_cpucaps = mkdir -p $(dir $@); $(AWK) -f $(real-prereqs) > $@ $(kapi)/cpucaps.h: $(src)/gen-cpucaps.awk $(src)/cpucaps FORCE $(call if_changed,gen_cpucaps) diff --git a/arch/arm64/tools/cpucaps b/arch/arm64/tools/cpucaps index 9c65b1e25a96..3ed418f70e3b 100644 --- a/arch/arm64/tools/cpucaps +++ b/arch/arm64/tools/cpucaps @@ -7,7 +7,8 @@ BTI HAS_32BIT_EL0_DO_NOT_USE HAS_32BIT_EL1 HAS_ADDRESS_AUTH -HAS_ADDRESS_AUTH_ARCH +HAS_ADDRESS_AUTH_ARCH_QARMA3 +HAS_ADDRESS_AUTH_ARCH_QARMA5 HAS_ADDRESS_AUTH_IMP_DEF HAS_AMU_EXTN HAS_ARMv8_4_TTL @@ -21,7 +22,8 @@ HAS_E0PD HAS_ECV HAS_EPAN HAS_GENERIC_AUTH -HAS_GENERIC_AUTH_ARCH +HAS_GENERIC_AUTH_ARCH_QARMA3 +HAS_GENERIC_AUTH_ARCH_QARMA5 HAS_GENERIC_AUTH_IMP_DEF HAS_IRQ_PRIO_MASKING HAS_LDAPR @@ -44,6 +46,7 @@ MTE_ASYMM SPECTRE_V2 SPECTRE_V3A SPECTRE_V4 +SPECTRE_BHB SSBS SVE UNMAP_KERNEL_AT_EL0 diff --git a/arch/ia64/Kconfig b/arch/ia64/Kconfig index a7e01573abd8..e003b2473c64 100644 --- a/arch/ia64/Kconfig +++ b/arch/ia64/Kconfig @@ -8,6 +8,7 @@ menu "Processor type and features" config IA64 bool + select ARCH_BINFMT_ELF_EXTRA_PHDRS select ARCH_HAS_DMA_MARK_CLEAN select ARCH_HAS_STRNCPY_FROM_USER select ARCH_HAS_STRNLEN_USER diff --git a/arch/m68k/amiga/config.c b/arch/m68k/amiga/config.c index be2dfab48fd4..3137b45750df 100644 --- a/arch/m68k/amiga/config.c +++ b/arch/m68k/amiga/config.c @@ -37,6 +37,7 @@ #include <asm/irq.h> #include <asm/machdep.h> #include <asm/io.h> +#include <asm/config.h> static unsigned long amiga_model; diff --git a/arch/m68k/apollo/config.c b/arch/m68k/apollo/config.c index 581a5f68d102..42a8b8e2b664 100644 --- a/arch/m68k/apollo/config.c +++ b/arch/m68k/apollo/config.c @@ -16,6 +16,7 @@ #include <asm/apollohw.h> #include <asm/irq.h> #include <asm/machdep.h> +#include <asm/config.h> u_long sio01_physaddr; u_long sio23_physaddr; diff --git a/arch/m68k/atari/config.c b/arch/m68k/atari/config.c index 261a0f57cc9a..38a7c0578105 100644 --- a/arch/m68k/atari/config.c +++ b/arch/m68k/atari/config.c @@ -46,6 +46,7 @@ #include <asm/machdep.h> #include <asm/hwtest.h> #include <asm/io.h> +#include <asm/config.h> u_long atari_mch_cookie; EXPORT_SYMBOL(atari_mch_cookie); diff --git a/arch/m68k/bvme6000/config.c b/arch/m68k/bvme6000/config.c index 0c6feafbbd11..9b060d466e03 100644 --- a/arch/m68k/bvme6000/config.c +++ b/arch/m68k/bvme6000/config.c @@ -36,6 +36,7 @@ #include <asm/traps.h> #include <asm/machdep.h> #include <asm/bvme6000hw.h> +#include <asm/config.h> static void bvme6000_get_model(char *model); extern void bvme6000_sched_init(void); diff --git a/arch/m68k/configs/amiga_defconfig b/arch/m68k/configs/amiga_defconfig index bc9952f8be66..49f301c57df5 100644 --- a/arch/m68k/configs/amiga_defconfig +++ b/arch/m68k/configs/amiga_defconfig @@ -104,7 +104,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -204,7 +203,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -229,7 +227,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -435,6 +432,7 @@ CONFIG_FB_AMIGA_ECS=y CONFIG_FB_AMIGA_AGA=y CONFIG_FB_FM2=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION=y CONFIG_LOGO=y CONFIG_SOUND=m CONFIG_DMASOUND_PAULA=m @@ -643,7 +641,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/apollo_defconfig b/arch/m68k/configs/apollo_defconfig index a77269c6e5ba..405997b61447 100644 --- a/arch/m68k/configs/apollo_defconfig +++ b/arch/m68k/configs/apollo_defconfig @@ -100,7 +100,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -200,7 +199,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -225,7 +223,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -393,6 +390,7 @@ CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_VGA16 is not set # CONFIG_LOGO_LINUX_CLUT224 is not set @@ -599,7 +597,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/atari_defconfig b/arch/m68k/configs/atari_defconfig index 7a74efa6b9a1..eb342a33b73e 100644 --- a/arch/m68k/configs/atari_defconfig +++ b/arch/m68k/configs/atari_defconfig @@ -107,7 +107,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -207,7 +206,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -232,7 +230,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -621,7 +618,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/bvme6000_defconfig b/arch/m68k/configs/bvme6000_defconfig index a5323bf2eb33..e6de6b4dff86 100644 --- a/arch/m68k/configs/bvme6000_defconfig +++ b/arch/m68k/configs/bvme6000_defconfig @@ -97,7 +97,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -197,7 +196,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -222,7 +220,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -592,7 +589,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/hp300_defconfig b/arch/m68k/configs/hp300_defconfig index 5e80aa0869d5..048d9b114eb4 100644 --- a/arch/m68k/configs/hp300_defconfig +++ b/arch/m68k/configs/hp300_defconfig @@ -99,7 +99,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -199,7 +198,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -224,7 +222,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -395,6 +392,7 @@ CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set CONFIG_FB=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION=y CONFIG_LOGO=y # CONFIG_LOGO_LINUX_MONO is not set # CONFIG_LOGO_LINUX_VGA16 is not set @@ -601,7 +599,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/mac_defconfig b/arch/m68k/configs/mac_defconfig index e84326a3f62d..4e5b32ba00df 100644 --- a/arch/m68k/configs/mac_defconfig +++ b/arch/m68k/configs/mac_defconfig @@ -98,7 +98,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -198,7 +197,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -223,7 +221,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -623,7 +620,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/multi_defconfig b/arch/m68k/configs/multi_defconfig index 337552f43339..7df61e743591 100644 --- a/arch/m68k/configs/multi_defconfig +++ b/arch/m68k/configs/multi_defconfig @@ -118,7 +118,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -218,7 +217,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -243,7 +241,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -497,6 +494,7 @@ CONFIG_FB_ATARI=y CONFIG_FB_VALKYRIE=y CONFIG_FB_MAC=y CONFIG_FRAMEBUFFER_CONSOLE=y +CONFIG_FRAMEBUFFER_CONSOLE_LEGACY_ACCELERATION=y CONFIG_LOGO=y CONFIG_SOUND=m CONFIG_DMASOUND_ATARI=m @@ -708,7 +706,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/mvme147_defconfig b/arch/m68k/configs/mvme147_defconfig index 7b688f7d272a..80922fe80d9d 100644 --- a/arch/m68k/configs/mvme147_defconfig +++ b/arch/m68k/configs/mvme147_defconfig @@ -96,7 +96,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -196,7 +195,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -221,7 +219,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -591,7 +588,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/mvme16x_defconfig b/arch/m68k/configs/mvme16x_defconfig index 7c2cb31d63dd..530c4cf7c59b 100644 --- a/arch/m68k/configs/mvme16x_defconfig +++ b/arch/m68k/configs/mvme16x_defconfig @@ -97,7 +97,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -197,7 +196,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -222,7 +220,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -592,7 +589,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/q40_defconfig b/arch/m68k/configs/q40_defconfig index ca43897af26d..d3f371e490ec 100644 --- a/arch/m68k/configs/q40_defconfig +++ b/arch/m68k/configs/q40_defconfig @@ -98,7 +98,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -198,7 +197,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -223,7 +221,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -610,7 +607,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/sun3_defconfig b/arch/m68k/configs/sun3_defconfig index e3d515f37144..db6769790bdb 100644 --- a/arch/m68k/configs/sun3_defconfig +++ b/arch/m68k/configs/sun3_defconfig @@ -94,7 +94,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -194,7 +193,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -219,7 +217,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -388,9 +385,6 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set -CONFIG_FB=y -CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_LOGO=y CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -593,7 +587,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/configs/sun3x_defconfig b/arch/m68k/configs/sun3x_defconfig index d601606c969b..e9c362683666 100644 --- a/arch/m68k/configs/sun3x_defconfig +++ b/arch/m68k/configs/sun3x_defconfig @@ -94,7 +94,6 @@ CONFIG_NF_TABLES_NETDEV=y CONFIG_NFT_NUMGEN=m CONFIG_NFT_CT=m CONFIG_NFT_FLOW_OFFLOAD=m -CONFIG_NFT_COUNTER=m CONFIG_NFT_CONNLIMIT=m CONFIG_NFT_LOG=m CONFIG_NFT_LIMIT=m @@ -194,7 +193,6 @@ CONFIG_IP_SET_LIST_SET=m CONFIG_NFT_DUP_IPV4=m CONFIG_NFT_FIB_IPV4=m CONFIG_NF_TABLES_ARP=y -CONFIG_NF_FLOW_TABLE_IPV4=m CONFIG_NF_LOG_ARP=m CONFIG_NF_LOG_IPV4=m CONFIG_IP_NF_IPTABLES=m @@ -219,7 +217,6 @@ CONFIG_IP_NF_ARPFILTER=m CONFIG_IP_NF_ARP_MANGLE=m CONFIG_NFT_DUP_IPV6=m CONFIG_NFT_FIB_IPV6=m -CONFIG_NF_FLOW_TABLE_IPV6=m CONFIG_IP6_NF_IPTABLES=m CONFIG_IP6_NF_MATCH_AH=m CONFIG_IP6_NF_MATCH_EUI64=m @@ -387,9 +384,6 @@ CONFIG_NTP_PPS=y CONFIG_PPS_CLIENT_LDISC=m CONFIG_PTP_1588_CLOCK=m # CONFIG_HWMON is not set -CONFIG_FB=y -CONFIG_FRAMEBUFFER_CONSOLE=y -CONFIG_LOGO=y CONFIG_HID=m CONFIG_HIDRAW=y CONFIG_UHID=m @@ -593,7 +587,7 @@ CONFIG_TEST_UUID=m CONFIG_TEST_XARRAY=m CONFIG_TEST_OVERFLOW=m CONFIG_TEST_RHASHTABLE=m -CONFIG_TEST_HASH=m +CONFIG_TEST_SIPHASH=m CONFIG_TEST_IDA=m CONFIG_TEST_BITOPS=m CONFIG_TEST_VMALLOC=m diff --git a/arch/m68k/hp300/config.c b/arch/m68k/hp300/config.c index ce1eb3d3d55d..2c92843397c3 100644 --- a/arch/m68k/hp300/config.c +++ b/arch/m68k/hp300/config.c @@ -22,6 +22,7 @@ #include <asm/blinken.h> #include <asm/io.h> /* readb() and writeb() */ #include <asm/hp300hw.h> +#include <asm/config.h> #include "time.h" diff --git a/arch/m68k/include/asm/config.h b/arch/m68k/include/asm/config.h new file mode 100644 index 000000000000..e73ffa23c4f5 --- /dev/null +++ b/arch/m68k/include/asm/config.h @@ -0,0 +1,33 @@ +/* SPDX-License-Identifier: GPL-2.0 */ + +/* + * This file contains prototypes provided by each m68k machine + * to parse bootinfo data structures and to configure the machine + */ + +#ifndef _M68K_CONFIG_H +#define _M68K_CONFIG_H + +extern int amiga_parse_bootinfo(const struct bi_record *record); +extern int apollo_parse_bootinfo(const struct bi_record *record); +extern int atari_parse_bootinfo(const struct bi_record *record); +extern int bvme6000_parse_bootinfo(const struct bi_record *record); +extern int hp300_parse_bootinfo(const struct bi_record *record); +extern int mac_parse_bootinfo(const struct bi_record *record); +extern int mvme147_parse_bootinfo(const struct bi_record *record); +extern int mvme16x_parse_bootinfo(const struct bi_record *record); +extern int q40_parse_bootinfo(const struct bi_record *record); + +extern void config_amiga(void); +extern void config_apollo(void); +extern void config_atari(void); +extern void config_bvme6000(void); +extern void config_hp300(void); +extern void config_mac(void); +extern void config_mvme147(void); +extern void config_mvme16x(void); +extern void config_q40(void); +extern void config_sun3(void); +extern void config_sun3x(void); + +#endif /* _M68K_CONFIG_H */ diff --git a/arch/m68k/kernel/setup_mm.c b/arch/m68k/kernel/setup_mm.c index 49e573b94326..8228275aae3e 100644 --- a/arch/m68k/kernel/setup_mm.c +++ b/arch/m68k/kernel/setup_mm.c @@ -47,6 +47,7 @@ #endif #include <asm/macintosh.h> #include <asm/natfeat.h> +#include <asm/config.h> #if !FPSTATESIZE || !NR_IRQS #warning No CPU/platform type selected, your kernel will not work! @@ -113,28 +114,6 @@ EXPORT_SYMBOL(isa_type); EXPORT_SYMBOL(isa_sex); #endif -extern int amiga_parse_bootinfo(const struct bi_record *); -extern int atari_parse_bootinfo(const struct bi_record *); -extern int mac_parse_bootinfo(const struct bi_record *); -extern int q40_parse_bootinfo(const struct bi_record *); -extern int bvme6000_parse_bootinfo(const struct bi_record *); -extern int mvme16x_parse_bootinfo(const struct bi_record *); -extern int mvme147_parse_bootinfo(const struct bi_record *); -extern int hp300_parse_bootinfo(const struct bi_record *); -extern int apollo_parse_bootinfo(const struct bi_record *); - -extern void config_amiga(void); -extern void config_atari(void); -extern void config_mac(void); -extern void config_sun3(void); -extern void config_apollo(void); -extern void config_mvme147(void); -extern void config_mvme16x(void); -extern void config_bvme6000(void); -extern void config_hp300(void); -extern void config_q40(void); -extern void config_sun3x(void); - #define MASK_256K 0xfffc0000 extern void paging_init(void); diff --git a/arch/m68k/mac/config.c b/arch/m68k/mac/config.c index 5d16f9b47aa9..65d124ec80bb 100644 --- a/arch/m68k/mac/config.c +++ b/arch/m68k/mac/config.c @@ -47,6 +47,7 @@ #include <asm/mac_via.h> #include <asm/mac_oss.h> #include <asm/mac_psc.h> +#include <asm/config.h> /* Mac bootinfo struct */ struct mac_booter_data mac_bi_data; diff --git a/arch/m68k/mm/fault.c b/arch/m68k/mm/fault.c index 1493cf5eac1e..71aa9f6315dc 100644 --- a/arch/m68k/mm/fault.c +++ b/arch/m68k/mm/fault.c @@ -93,8 +93,6 @@ retry: vma = find_vma(mm, address); if (!vma) goto map_err; - if (vma->vm_flags & VM_IO) - goto acc_err; if (vma->vm_start <= address) goto good_area; if (!(vma->vm_flags & VM_GROWSDOWN)) diff --git a/arch/m68k/mvme147/config.c b/arch/m68k/mvme147/config.c index dfd6202fd403..b96ea7c76a19 100644 --- a/arch/m68k/mvme147/config.c +++ b/arch/m68k/mvme147/config.c @@ -34,6 +34,7 @@ #include <asm/traps.h> #include <asm/machdep.h> #include <asm/mvme147hw.h> +#include <asm/config.h> static void mvme147_get_model(char *model); diff --git a/arch/m68k/mvme16x/config.c b/arch/m68k/mvme16x/config.c index b4422c2dfbbf..88cbdc10925b 100644 --- a/arch/m68k/mvme16x/config.c +++ b/arch/m68k/mvme16x/config.c @@ -37,6 +37,7 @@ #include <asm/traps.h> #include <asm/machdep.h> #include <asm/mvme16xhw.h> +#include <asm/config.h> extern t_bdid mvme_bdid; diff --git a/arch/m68k/q40/config.c b/arch/m68k/q40/config.c index 5caf1e5be1c2..9237243077ce 100644 --- a/arch/m68k/q40/config.c +++ b/arch/m68k/q40/config.c @@ -34,6 +34,7 @@ #include <asm/traps.h> #include <asm/machdep.h> #include <asm/q40_master.h> +#include <asm/config.h> extern void q40_init_IRQ(void); static void q40_get_model(char *model); diff --git a/arch/mips/kernel/setup.c b/arch/mips/kernel/setup.c index f979adfd4fc2..ef73ba1e0ec1 100644 --- a/arch/mips/kernel/setup.c +++ b/arch/mips/kernel/setup.c @@ -803,7 +803,7 @@ early_param("coherentio", setcoherentio); static int __init setnocoherentio(char *str) { - dma_default_coherent = true; + dma_default_coherent = false; pr_info("Software DMA cache coherency (command line)\n"); return 0; } diff --git a/arch/mips/kernel/smp.c b/arch/mips/kernel/smp.c index d542fb7af3ba..1986d1309410 100644 --- a/arch/mips/kernel/smp.c +++ b/arch/mips/kernel/smp.c @@ -351,6 +351,9 @@ asmlinkage void start_secondary(void) cpu = smp_processor_id(); cpu_data[cpu].udelay_val = loops_per_jiffy; + set_cpu_sibling_map(cpu); + set_cpu_core_map(cpu); + cpumask_set_cpu(cpu, &cpu_coherent_mask); notify_cpu_starting(cpu); @@ -362,9 +365,6 @@ asmlinkage void start_secondary(void) /* The CPU is running and counters synchronised, now mark it online */ set_cpu_online(cpu, true); - set_cpu_sibling_map(cpu); - set_cpu_core_map(cpu); - calculate_cpu_foreign_map(); /* diff --git a/arch/mips/ralink/mt7621.c b/arch/mips/ralink/mt7621.c index d6efffd4dd20..fb0565bc34fd 100644 --- a/arch/mips/ralink/mt7621.c +++ b/arch/mips/ralink/mt7621.c @@ -22,7 +22,9 @@ #include "common.h" -static void *detect_magic __initdata = detect_memory_region; +#define MT7621_MEM_TEST_PATTERN 0xaa5555aa + +static u32 detect_magic __initdata; int pcibios_root_bridge_prepare(struct pci_host_bridge *bridge) { @@ -58,24 +60,32 @@ phys_addr_t mips_cpc_default_phys_base(void) panic("Cannot detect cpc address"); } +static bool __init mt7621_addr_wraparound_test(phys_addr_t size) +{ + void *dm = (void *)KSEG1ADDR(&detect_magic); + + if (CPHYSADDR(dm + size) >= MT7621_LOWMEM_MAX_SIZE) + return true; + __raw_writel(MT7621_MEM_TEST_PATTERN, dm); + if (__raw_readl(dm) != __raw_readl(dm + size)) + return false; + __raw_writel(~MT7621_MEM_TEST_PATTERN, dm); + return __raw_readl(dm) == __raw_readl(dm + size); +} + static void __init mt7621_memory_detect(void) { - void *dm = &detect_magic; phys_addr_t size; - for (size = 32 * SZ_1M; size < 256 * SZ_1M; size <<= 1) { - if (!__builtin_memcmp(dm, dm + size, sizeof(detect_magic))) - break; + for (size = 32 * SZ_1M; size <= 256 * SZ_1M; size <<= 1) { + if (mt7621_addr_wraparound_test(size)) { + memblock_add(MT7621_LOWMEM_BASE, size); + return; + } } - if ((size == 256 * SZ_1M) && - (CPHYSADDR(dm + size) < MT7621_LOWMEM_MAX_SIZE) && - __builtin_memcmp(dm, dm + size, sizeof(detect_magic))) { - memblock_add(MT7621_LOWMEM_BASE, MT7621_LOWMEM_MAX_SIZE); - memblock_add(MT7621_HIGHMEM_BASE, MT7621_HIGHMEM_SIZE); - } else { - memblock_add(MT7621_LOWMEM_BASE, size); - } + memblock_add(MT7621_LOWMEM_BASE, MT7621_LOWMEM_MAX_SIZE); + memblock_add(MT7621_HIGHMEM_BASE, MT7621_HIGHMEM_SIZE); } void __init ralink_of_remap(void) diff --git a/arch/parisc/include/asm/bitops.h b/arch/parisc/include/asm/bitops.h index 0ec9cfc5131f..56ffd260c669 100644 --- a/arch/parisc/include/asm/bitops.h +++ b/arch/parisc/include/asm/bitops.h @@ -12,6 +12,14 @@ #include <asm/barrier.h> #include <linux/atomic.h> +/* compiler build environment sanity checks: */ +#if !defined(CONFIG_64BIT) && defined(__LP64__) +#error "Please use 'ARCH=parisc' to build the 32-bit kernel." +#endif +#if defined(CONFIG_64BIT) && !defined(__LP64__) +#error "Please use 'ARCH=parisc64' to build the 64-bit kernel." +#endif + /* See http://marc.theaimsgroup.com/?t=108826637900003 for discussion * on use of volatile and __*_bit() (set/clear/change): * *_bit() want use of volatile. diff --git a/arch/parisc/include/asm/uaccess.h b/arch/parisc/include/asm/uaccess.h index ebf8a845b017..123d5f16cd9d 100644 --- a/arch/parisc/include/asm/uaccess.h +++ b/arch/parisc/include/asm/uaccess.h @@ -89,8 +89,8 @@ struct exception_table_entry { __asm__("1: " ldx " 0(" sr "%2),%0\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ - : "=r"(__gu_val), "=r"(__gu_err) \ - : "r"(ptr), "1"(__gu_err)); \ + : "=r"(__gu_val), "+r"(__gu_err) \ + : "r"(ptr)); \ \ (val) = (__force __typeof__(*(ptr))) __gu_val; \ } @@ -123,8 +123,8 @@ struct exception_table_entry { "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \ - : "=&r"(__gu_tmp.l), "=r"(__gu_err) \ - : "r"(ptr), "1"(__gu_err)); \ + : "=&r"(__gu_tmp.l), "+r"(__gu_err) \ + : "r"(ptr)); \ \ (val) = __gu_tmp.t; \ } @@ -135,13 +135,12 @@ struct exception_table_entry { #define __put_user_internal(sr, x, ptr) \ ({ \ ASM_EXCEPTIONTABLE_VAR(__pu_err); \ - __typeof__(*(ptr)) __x = (__typeof__(*(ptr)))(x); \ \ switch (sizeof(*(ptr))) { \ - case 1: __put_user_asm(sr, "stb", __x, ptr); break; \ - case 2: __put_user_asm(sr, "sth", __x, ptr); break; \ - case 4: __put_user_asm(sr, "stw", __x, ptr); break; \ - case 8: STD_USER(sr, __x, ptr); break; \ + case 1: __put_user_asm(sr, "stb", x, ptr); break; \ + case 2: __put_user_asm(sr, "sth", x, ptr); break; \ + case 4: __put_user_asm(sr, "stw", x, ptr); break; \ + case 8: STD_USER(sr, x, ptr); break; \ default: BUILD_BUG(); \ } \ \ @@ -150,7 +149,9 @@ struct exception_table_entry { #define __put_user(x, ptr) \ ({ \ - __put_user_internal("%%sr3,", x, ptr); \ + __typeof__(&*(ptr)) __ptr = ptr; \ + __typeof__(*(__ptr)) __x = (__typeof__(*(__ptr)))(x); \ + __put_user_internal("%%sr3,", __x, __ptr); \ }) #define __put_kernel_nofault(dst, src, type, err_label) \ @@ -180,8 +181,8 @@ struct exception_table_entry { "1: " stx " %2,0(" sr "%1)\n" \ "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ - : "=r"(__pu_err) \ - : "r"(ptr), "r"(x), "0"(__pu_err)) + : "+r"(__pu_err) \ + : "r"(ptr), "r"(x)) #if !defined(CONFIG_64BIT) @@ -193,8 +194,8 @@ struct exception_table_entry { "9:\n" \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(1b, 9b) \ ASM_EXCEPTIONTABLE_ENTRY_EFAULT(2b, 9b) \ - : "=r"(__pu_err) \ - : "r"(ptr), "r"(__val), "0"(__pu_err)); \ + : "+r"(__pu_err) \ + : "r"(ptr), "r"(__val)); \ } while (0) #endif /* !defined(CONFIG_64BIT) */ diff --git a/arch/parisc/kernel/unaligned.c b/arch/parisc/kernel/unaligned.c index 237d20dd5622..286cec4d86d7 100644 --- a/arch/parisc/kernel/unaligned.c +++ b/arch/parisc/kernel/unaligned.c @@ -340,7 +340,7 @@ static int emulate_stw(struct pt_regs *regs, int frreg, int flop) : "r" (val), "r" (regs->ior), "r" (regs->isr) : "r19", "r20", "r21", "r22", "r1", FIXUP_BRANCH_CLOBBER ); - return 0; + return ret; } static int emulate_std(struct pt_regs *regs, int frreg, int flop) { @@ -397,7 +397,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) __asm__ __volatile__ ( " mtsp %4, %%sr1\n" " zdep %2, 29, 2, %%r19\n" -" dep %%r0, 31, 2, %2\n" +" dep %%r0, 31, 2, %3\n" " mtsar %%r19\n" " zvdepi -2, 32, %%r19\n" "1: ldw 0(%%sr1,%3),%%r20\n" @@ -409,7 +409,7 @@ static int emulate_std(struct pt_regs *regs, int frreg, int flop) " andcm %%r21, %%r19, %%r21\n" " or %1, %%r20, %1\n" " or %2, %%r21, %2\n" -"3: stw %1,0(%%sr1,%1)\n" +"3: stw %1,0(%%sr1,%3)\n" "4: stw %%r1,4(%%sr1,%3)\n" "5: stw %2,8(%%sr1,%3)\n" " copy %%r0, %0\n" @@ -596,7 +596,6 @@ void handle_unaligned(struct pt_regs *regs) ret = ERR_NOTHANDLED; /* "undefined", but lets kill them. */ break; } -#ifdef CONFIG_PA20 switch (regs->iir & OPCODE2_MASK) { case OPCODE_FLDD_L: @@ -607,22 +606,23 @@ void handle_unaligned(struct pt_regs *regs) flop=1; ret = emulate_std(regs, R2(regs->iir),1); break; +#ifdef CONFIG_PA20 case OPCODE_LDD_L: ret = emulate_ldd(regs, R2(regs->iir),0); break; case OPCODE_STD_L: ret = emulate_std(regs, R2(regs->iir),0); break; - } #endif + } switch (regs->iir & OPCODE3_MASK) { case OPCODE_FLDW_L: flop=1; - ret = emulate_ldw(regs, R2(regs->iir),0); + ret = emulate_ldw(regs, R2(regs->iir), 1); break; case OPCODE_LDW_M: - ret = emulate_ldw(regs, R2(regs->iir),1); + ret = emulate_ldw(regs, R2(regs->iir), 0); break; case OPCODE_FSTW_L: diff --git a/arch/parisc/lib/iomap.c b/arch/parisc/lib/iomap.c index 367f6397bda7..860385058085 100644 --- a/arch/parisc/lib/iomap.c +++ b/arch/parisc/lib/iomap.c @@ -346,6 +346,16 @@ u64 ioread64be(const void __iomem *addr) return *((u64 *)addr); } +u64 ioread64_lo_hi(const void __iomem *addr) +{ + u32 low, high; + + low = ioread32(addr); + high = ioread32(addr + sizeof(u32)); + + return low + ((u64)high << 32); +} + u64 ioread64_hi_lo(const void __iomem *addr) { u32 low, high; @@ -419,6 +429,12 @@ void iowrite64be(u64 datum, void __iomem *addr) } } +void iowrite64_lo_hi(u64 val, void __iomem *addr) +{ + iowrite32(val, addr); + iowrite32(val >> 32, addr + sizeof(u32)); +} + void iowrite64_hi_lo(u64 val, void __iomem *addr) { iowrite32(val >> 32, addr + sizeof(u32)); @@ -530,6 +546,7 @@ EXPORT_SYMBOL(ioread32); EXPORT_SYMBOL(ioread32be); EXPORT_SYMBOL(ioread64); EXPORT_SYMBOL(ioread64be); +EXPORT_SYMBOL(ioread64_lo_hi); EXPORT_SYMBOL(ioread64_hi_lo); EXPORT_SYMBOL(iowrite8); EXPORT_SYMBOL(iowrite16); @@ -538,6 +555,7 @@ EXPORT_SYMBOL(iowrite32); EXPORT_SYMBOL(iowrite32be); EXPORT_SYMBOL(iowrite64); EXPORT_SYMBOL(iowrite64be); +EXPORT_SYMBOL(iowrite64_lo_hi); EXPORT_SYMBOL(iowrite64_hi_lo); EXPORT_SYMBOL(ioread8_rep); EXPORT_SYMBOL(ioread16_rep); diff --git a/arch/parisc/mm/init.c b/arch/parisc/mm/init.c index 1ae31db9988f..1dc2e88e7b04 100644 --- a/arch/parisc/mm/init.c +++ b/arch/parisc/mm/init.c @@ -337,9 +337,9 @@ static void __init setup_bootmem(void) static bool kernel_set_to_readonly; -static void __init map_pages(unsigned long start_vaddr, - unsigned long start_paddr, unsigned long size, - pgprot_t pgprot, int force) +static void __ref map_pages(unsigned long start_vaddr, + unsigned long start_paddr, unsigned long size, + pgprot_t pgprot, int force) { pmd_t *pmd; pte_t *pg_table; @@ -449,7 +449,7 @@ void __init set_kernel_text_rw(int enable_read_write) flush_tlb_all(); } -void __ref free_initmem(void) +void free_initmem(void) { unsigned long init_begin = (unsigned long)__init_begin; unsigned long init_end = (unsigned long)__init_end; @@ -463,7 +463,6 @@ void __ref free_initmem(void) /* The init text pages are marked R-X. We have to * flush the icache and mark them RW- * - * This is tricky, because map_pages is in the init section. * Do a dummy remap of the data section first (the data * section is already PAGE_KERNEL) to pull in the TLB entries * for map_kernel */ diff --git a/arch/powerpc/include/asm/book3s/64/mmu.h b/arch/powerpc/include/asm/book3s/64/mmu.h index ba5b1becf518..006cbec70ffe 100644 --- a/arch/powerpc/include/asm/book3s/64/mmu.h +++ b/arch/powerpc/include/asm/book3s/64/mmu.h @@ -202,7 +202,6 @@ static inline struct subpage_prot_table *mm_ctx_subpage_prot(mm_context_t *ctx) /* * The current system page and segment sizes */ -extern int mmu_linear_psize; extern int mmu_virtual_psize; extern int mmu_vmalloc_psize; extern int mmu_io_psize; @@ -213,6 +212,7 @@ extern int mmu_io_psize; #define mmu_virtual_psize MMU_PAGE_4K #endif #endif +extern int mmu_linear_psize; extern int mmu_vmemmap_psize; /* MMU initialization */ diff --git a/arch/powerpc/include/asm/kexec_ranges.h b/arch/powerpc/include/asm/kexec_ranges.h index 7a90000f8d15..f83866a19e87 100644 --- a/arch/powerpc/include/asm/kexec_ranges.h +++ b/arch/powerpc/include/asm/kexec_ranges.h @@ -9,7 +9,7 @@ struct crash_mem *realloc_mem_ranges(struct crash_mem **mem_ranges); int add_mem_range(struct crash_mem **mem_ranges, u64 base, u64 size); int add_tce_mem_ranges(struct crash_mem **mem_ranges); int add_initrd_mem_range(struct crash_mem **mem_ranges); -#ifdef CONFIG_PPC_BOOK3S_64 +#ifdef CONFIG_PPC_64S_HASH_MMU int add_htab_mem_range(struct crash_mem **mem_ranges); #else static inline int add_htab_mem_range(struct crash_mem **mem_ranges) diff --git a/arch/powerpc/include/asm/nmi.h b/arch/powerpc/include/asm/nmi.h index 160abcb8e9fa..ea0e487f87b1 100644 --- a/arch/powerpc/include/asm/nmi.h +++ b/arch/powerpc/include/asm/nmi.h @@ -9,7 +9,7 @@ long soft_nmi_interrupt(struct pt_regs *regs); static inline void arch_touch_nmi_watchdog(void) {} #endif -#if defined(CONFIG_NMI_IPI) && defined(CONFIG_STACKTRACE) +#ifdef CONFIG_NMI_IPI extern void arch_trigger_cpumask_backtrace(const cpumask_t *mask, bool exclude_self); #define arch_trigger_cpumask_backtrace arch_trigger_cpumask_backtrace diff --git a/arch/powerpc/kernel/head_book3s_32.S b/arch/powerpc/kernel/head_book3s_32.S index fa84744d6b24..b876ef8c70a7 100644 --- a/arch/powerpc/kernel/head_book3s_32.S +++ b/arch/powerpc/kernel/head_book3s_32.S @@ -421,14 +421,14 @@ InstructionTLBMiss: */ /* Get PTE (linux-style) and check access */ mfspr r3,SPRN_IMISS -#ifdef CONFIG_MODULES +#if defined(CONFIG_MODULES) || defined(CONFIG_DEBUG_PAGEALLOC) || defined(CONFIG_KFENCE) lis r1, TASK_SIZE@h /* check if kernel address */ cmplw 0,r1,r3 #endif mfspr r2, SPRN_SDR1 li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC | _PAGE_USER rlwinm r2, r2, 28, 0xfffff000 -#ifdef CONFIG_MODULES +#if defined(CONFIG_MODULES) || defined(CONFIG_DEBUG_PAGEALLOC) || defined(CONFIG_KFENCE) bgt- 112f lis r2, (swapper_pg_dir - PAGE_OFFSET)@ha /* if kernel address, use */ li r1,_PAGE_PRESENT | _PAGE_ACCESSED | _PAGE_EXEC diff --git a/arch/powerpc/lib/sstep.c b/arch/powerpc/lib/sstep.c index a94b0cd0bdc5..bd3734d5be89 100644 --- a/arch/powerpc/lib/sstep.c +++ b/arch/powerpc/lib/sstep.c @@ -3264,12 +3264,14 @@ void emulate_update_regs(struct pt_regs *regs, struct instruction_op *op) case BARRIER_EIEIO: eieio(); break; +#ifdef CONFIG_PPC64 case BARRIER_LWSYNC: asm volatile("lwsync" : : : "memory"); break; case BARRIER_PTESYNC: asm volatile("ptesync" : : : "memory"); break; +#endif } break; diff --git a/arch/riscv/Kconfig.erratas b/arch/riscv/Kconfig.erratas index b44d6ecdb46e..0aacd7052585 100644 --- a/arch/riscv/Kconfig.erratas +++ b/arch/riscv/Kconfig.erratas @@ -2,6 +2,7 @@ menu "CPU errata selection" config RISCV_ERRATA_ALTERNATIVE bool "RISC-V alternative scheme" + depends on !XIP_KERNEL default y help This Kconfig allows the kernel to automatically patch the diff --git a/arch/riscv/Kconfig.socs b/arch/riscv/Kconfig.socs index 6ec44a22278a..c112ab2a9052 100644 --- a/arch/riscv/Kconfig.socs +++ b/arch/riscv/Kconfig.socs @@ -14,8 +14,8 @@ config SOC_SIFIVE select CLK_SIFIVE select CLK_SIFIVE_PRCI select SIFIVE_PLIC - select RISCV_ERRATA_ALTERNATIVE - select ERRATA_SIFIVE + select RISCV_ERRATA_ALTERNATIVE if !XIP_KERNEL + select ERRATA_SIFIVE if !XIP_KERNEL help This enables support for SiFive SoC platform hardware. diff --git a/arch/riscv/boot/dts/canaan/k210.dtsi b/arch/riscv/boot/dts/canaan/k210.dtsi index 56f57118c633..44d338514761 100644 --- a/arch/riscv/boot/dts/canaan/k210.dtsi +++ b/arch/riscv/boot/dts/canaan/k210.dtsi @@ -113,7 +113,8 @@ compatible = "canaan,k210-plic", "sifive,plic-1.0.0"; reg = <0xC000000 0x4000000>; interrupt-controller; - interrupts-extended = <&cpu0_intc 11>, <&cpu1_intc 11>; + interrupts-extended = <&cpu0_intc 11>, <&cpu0_intc 9>, + <&cpu1_intc 11>, <&cpu1_intc 9>; riscv,ndev = <65>; }; diff --git a/arch/riscv/configs/nommu_k210_sdcard_defconfig b/arch/riscv/configs/nommu_k210_sdcard_defconfig index 2a82a3b2992b..af64b95e88cc 100644 --- a/arch/riscv/configs/nommu_k210_sdcard_defconfig +++ b/arch/riscv/configs/nommu_k210_sdcard_defconfig @@ -23,7 +23,7 @@ CONFIG_SLOB=y CONFIG_SOC_CANAAN=y CONFIG_SMP=y CONFIG_NR_CPUS=2 -CONFIG_CMDLINE="earlycon console=ttySIF0 rootdelay=2 root=/dev/mmcblk0p1 ro" +CONFIG_CMDLINE="earlycon console=ttySIF0 root=/dev/mmcblk0p1 rootwait ro" CONFIG_CMDLINE_FORCE=y # CONFIG_SECCOMP is not set # CONFIG_STACKPROTECTOR is not set diff --git a/arch/riscv/include/asm/page.h b/arch/riscv/include/asm/page.h index 160e3a1e8f8b..004372f8da54 100644 --- a/arch/riscv/include/asm/page.h +++ b/arch/riscv/include/asm/page.h @@ -119,7 +119,7 @@ extern phys_addr_t phys_ram_base; ((x) >= kernel_map.virt_addr && (x) < (kernel_map.virt_addr + kernel_map.size)) #define is_linear_mapping(x) \ - ((x) >= PAGE_OFFSET && (!IS_ENABLED(CONFIG_64BIT) || (x) < kernel_map.virt_addr)) + ((x) >= PAGE_OFFSET && (!IS_ENABLED(CONFIG_64BIT) || (x) < PAGE_OFFSET + KERN_VIRT_SIZE)) #define linear_mapping_pa_to_va(x) ((void *)((unsigned long)(x) + kernel_map.va_pa_offset)) #define kernel_mapping_pa_to_va(y) ({ \ diff --git a/arch/riscv/include/asm/pgtable.h b/arch/riscv/include/asm/pgtable.h index 7e949f25c933..e3549e50de95 100644 --- a/arch/riscv/include/asm/pgtable.h +++ b/arch/riscv/include/asm/pgtable.h @@ -13,6 +13,7 @@ #ifndef CONFIG_MMU #define KERNEL_LINK_ADDR PAGE_OFFSET +#define KERN_VIRT_SIZE (UL(-1)) #else #define ADDRESS_SPACE_END (UL(-1)) diff --git a/arch/riscv/kernel/Makefile b/arch/riscv/kernel/Makefile index 612556faa527..ffc87e76b1dd 100644 --- a/arch/riscv/kernel/Makefile +++ b/arch/riscv/kernel/Makefile @@ -51,6 +51,8 @@ obj-$(CONFIG_MODULE_SECTIONS) += module-sections.o obj-$(CONFIG_FUNCTION_TRACER) += mcount.o ftrace.o obj-$(CONFIG_DYNAMIC_FTRACE) += mcount-dyn.o +obj-$(CONFIG_TRACE_IRQFLAGS) += trace_irq.o + obj-$(CONFIG_RISCV_BASE_PMU) += perf_event.o obj-$(CONFIG_PERF_EVENTS) += perf_callchain.o obj-$(CONFIG_HAVE_PERF_REGS) += perf_regs.o diff --git a/arch/riscv/kernel/entry.S b/arch/riscv/kernel/entry.S index ed29e9c8f660..d6a46ed0bf05 100644 --- a/arch/riscv/kernel/entry.S +++ b/arch/riscv/kernel/entry.S @@ -108,7 +108,7 @@ _save_context: .option pop #ifdef CONFIG_TRACE_IRQFLAGS - call trace_hardirqs_off + call __trace_hardirqs_off #endif #ifdef CONFIG_CONTEXT_TRACKING @@ -143,7 +143,7 @@ skip_context_tracking: li t0, EXC_BREAKPOINT beq s4, t0, 1f #ifdef CONFIG_TRACE_IRQFLAGS - call trace_hardirqs_on + call __trace_hardirqs_on #endif csrs CSR_STATUS, SR_IE @@ -234,7 +234,7 @@ ret_from_exception: REG_L s0, PT_STATUS(sp) csrc CSR_STATUS, SR_IE #ifdef CONFIG_TRACE_IRQFLAGS - call trace_hardirqs_off + call __trace_hardirqs_off #endif #ifdef CONFIG_RISCV_M_MODE /* the MPP value is too large to be used as an immediate arg for addi */ @@ -270,10 +270,10 @@ restore_all: REG_L s1, PT_STATUS(sp) andi t0, s1, SR_PIE beqz t0, 1f - call trace_hardirqs_on + call __trace_hardirqs_on j 2f 1: - call trace_hardirqs_off + call __trace_hardirqs_off 2: #endif REG_L a0, PT_STATUS(sp) diff --git a/arch/riscv/kernel/module.c b/arch/riscv/kernel/module.c index 68a9e3d1fe16..4a48287513c3 100644 --- a/arch/riscv/kernel/module.c +++ b/arch/riscv/kernel/module.c @@ -13,6 +13,19 @@ #include <linux/pgtable.h> #include <asm/sections.h> +/* + * The auipc+jalr instruction pair can reach any PC-relative offset + * in the range [-2^31 - 2^11, 2^31 - 2^11) + */ +static bool riscv_insn_valid_32bit_offset(ptrdiff_t val) +{ +#ifdef CONFIG_32BIT + return true; +#else + return (-(1L << 31) - (1L << 11)) <= val && val < ((1L << 31) - (1L << 11)); +#endif +} + static int apply_r_riscv_32_rela(struct module *me, u32 *location, Elf_Addr v) { if (v != (u32)v) { @@ -95,7 +108,7 @@ static int apply_r_riscv_pcrel_hi20_rela(struct module *me, u32 *location, ptrdiff_t offset = (void *)v - (void *)location; s32 hi20; - if (offset != (s32)offset) { + if (!riscv_insn_valid_32bit_offset(offset)) { pr_err( "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n", me->name, (long long)v, location); @@ -197,10 +210,9 @@ static int apply_r_riscv_call_plt_rela(struct module *me, u32 *location, Elf_Addr v) { ptrdiff_t offset = (void *)v - (void *)location; - s32 fill_v = offset; u32 hi20, lo12; - if (offset != fill_v) { + if (!riscv_insn_valid_32bit_offset(offset)) { /* Only emit the plt entry if offset over 32-bit range */ if (IS_ENABLED(CONFIG_MODULE_SECTIONS)) { offset = module_emit_plt_entry(me, v); @@ -224,10 +236,9 @@ static int apply_r_riscv_call_rela(struct module *me, u32 *location, Elf_Addr v) { ptrdiff_t offset = (void *)v - (void *)location; - s32 fill_v = offset; u32 hi20, lo12; - if (offset != fill_v) { + if (!riscv_insn_valid_32bit_offset(offset)) { pr_err( "%s: target %016llx can not be addressed by the 32-bit offset from PC = %p\n", me->name, (long long)v, location); diff --git a/arch/riscv/kernel/sbi.c b/arch/riscv/kernel/sbi.c index f72527fcb347..775d3322b422 100644 --- a/arch/riscv/kernel/sbi.c +++ b/arch/riscv/kernel/sbi.c @@ -5,6 +5,7 @@ * Copyright (c) 2020 Western Digital Corporation or its affiliates. */ +#include <linux/bits.h> #include <linux/init.h> #include <linux/pm.h> #include <linux/reboot.h> @@ -85,7 +86,7 @@ static unsigned long __sbi_v01_cpumask_to_hartmask(const struct cpumask *cpu_mas pr_warn("Unable to send any request to hartid > BITS_PER_LONG for SBI v0.1\n"); break; } - hmask |= 1 << hartid; + hmask |= BIT(hartid); } return hmask; @@ -160,7 +161,7 @@ static int __sbi_send_ipi_v01(const struct cpumask *cpu_mask) { unsigned long hart_mask; - if (!cpu_mask) + if (!cpu_mask || cpumask_empty(cpu_mask)) cpu_mask = cpu_online_mask; hart_mask = __sbi_v01_cpumask_to_hartmask(cpu_mask); @@ -176,7 +177,7 @@ static int __sbi_rfence_v01(int fid, const struct cpumask *cpu_mask, int result = 0; unsigned long hart_mask; - if (!cpu_mask) + if (!cpu_mask || cpumask_empty(cpu_mask)) cpu_mask = cpu_online_mask; hart_mask = __sbi_v01_cpumask_to_hartmask(cpu_mask); @@ -249,26 +250,37 @@ static void __sbi_set_timer_v02(uint64_t stime_value) static int __sbi_send_ipi_v02(const struct cpumask *cpu_mask) { - unsigned long hartid, cpuid, hmask = 0, hbase = 0; + unsigned long hartid, cpuid, hmask = 0, hbase = 0, htop = 0; struct sbiret ret = {0}; int result; - if (!cpu_mask) + if (!cpu_mask || cpumask_empty(cpu_mask)) cpu_mask = cpu_online_mask; for_each_cpu(cpuid, cpu_mask) { hartid = cpuid_to_hartid_map(cpuid); - if (hmask && ((hbase + BITS_PER_LONG) <= hartid)) { - ret = sbi_ecall(SBI_EXT_IPI, SBI_EXT_IPI_SEND_IPI, - hmask, hbase, 0, 0, 0, 0); - if (ret.error) - goto ecall_failed; - hmask = 0; - hbase = 0; + if (hmask) { + if (hartid + BITS_PER_LONG <= htop || + hbase + BITS_PER_LONG <= hartid) { + ret = sbi_ecall(SBI_EXT_IPI, + SBI_EXT_IPI_SEND_IPI, hmask, + hbase, 0, 0, 0, 0); + if (ret.error) + goto ecall_failed; + hmask = 0; + } else if (hartid < hbase) { + /* shift the mask to fit lower hartid */ + hmask <<= hbase - hartid; + hbase = hartid; + } } - if (!hmask) + if (!hmask) { hbase = hartid; - hmask |= 1UL << (hartid - hbase); + htop = hartid; + } else if (hartid > htop) { + htop = hartid; + } + hmask |= BIT(hartid - hbase); } if (hmask) { @@ -344,25 +356,35 @@ static int __sbi_rfence_v02(int fid, const struct cpumask *cpu_mask, unsigned long start, unsigned long size, unsigned long arg4, unsigned long arg5) { - unsigned long hartid, cpuid, hmask = 0, hbase = 0; + unsigned long hartid, cpuid, hmask = 0, hbase = 0, htop = 0; int result; - if (!cpu_mask) + if (!cpu_mask || cpumask_empty(cpu_mask)) cpu_mask = cpu_online_mask; for_each_cpu(cpuid, cpu_mask) { hartid = cpuid_to_hartid_map(cpuid); - if (hmask && ((hbase + BITS_PER_LONG) <= hartid)) { - result = __sbi_rfence_v02_call(fid, hmask, hbase, - start, size, arg4, arg5); - if (result) - return result; - hmask = 0; - hbase = 0; + if (hmask) { + if (hartid + BITS_PER_LONG <= htop || + hbase + BITS_PER_LONG <= hartid) { + result = __sbi_rfence_v02_call(fid, hmask, + hbase, start, size, arg4, arg5); + if (result) + return result; + hmask = 0; + } else if (hartid < hbase) { + /* shift the mask to fit lower hartid */ + hmask <<= hbase - hartid; + hbase = hartid; + } } - if (!hmask) + if (!hmask) { hbase = hartid; - hmask |= 1UL << (hartid - hbase); + htop = hartid; + } else if (hartid > htop) { + htop = hartid; + } + hmask |= BIT(hartid - hbase); } if (hmask) { diff --git a/arch/riscv/kernel/trace_irq.c b/arch/riscv/kernel/trace_irq.c new file mode 100644 index 000000000000..095ac976d7da --- /dev/null +++ b/arch/riscv/kernel/trace_irq.c @@ -0,0 +1,27 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (C) 2022 Changbin Du <changbin.du@gmail.com> + */ + +#include <linux/irqflags.h> +#include <linux/kprobes.h> +#include "trace_irq.h" + +/* + * trace_hardirqs_on/off require the caller to setup frame pointer properly. + * Otherwise, CALLER_ADDR1 might trigger an pagging exception in kernel. + * Here we add one extra level so they can be safely called by low + * level entry code which $fp is used for other purpose. + */ + +void __trace_hardirqs_on(void) +{ + trace_hardirqs_on(); +} +NOKPROBE_SYMBOL(__trace_hardirqs_on); + +void __trace_hardirqs_off(void) +{ + trace_hardirqs_off(); +} +NOKPROBE_SYMBOL(__trace_hardirqs_off); diff --git a/arch/riscv/kernel/trace_irq.h b/arch/riscv/kernel/trace_irq.h new file mode 100644 index 000000000000..99fe67377e5e --- /dev/null +++ b/arch/riscv/kernel/trace_irq.h @@ -0,0 +1,11 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright (C) 2022 Changbin Du <changbin.du@gmail.com> + */ +#ifndef __TRACE_IRQ_H +#define __TRACE_IRQ_H + +void __trace_hardirqs_on(void); +void __trace_hardirqs_off(void); + +#endif /* __TRACE_IRQ_H */ diff --git a/arch/riscv/mm/Makefile b/arch/riscv/mm/Makefile index 7ebaef10ea1b..ac7a25298a04 100644 --- a/arch/riscv/mm/Makefile +++ b/arch/riscv/mm/Makefile @@ -24,6 +24,9 @@ obj-$(CONFIG_KASAN) += kasan_init.o ifdef CONFIG_KASAN KASAN_SANITIZE_kasan_init.o := n KASAN_SANITIZE_init.o := n +ifdef CONFIG_DEBUG_VIRTUAL +KASAN_SANITIZE_physaddr.o := n +endif endif obj-$(CONFIG_DEBUG_VIRTUAL) += physaddr.o diff --git a/arch/riscv/mm/init.c b/arch/riscv/mm/init.c index c27294128e18..0d588032d6e6 100644 --- a/arch/riscv/mm/init.c +++ b/arch/riscv/mm/init.c @@ -125,7 +125,6 @@ void __init mem_init(void) else swiotlb_force = SWIOTLB_NO_FORCE; #endif - high_memory = (void *)(__va(PFN_PHYS(max_low_pfn))); memblock_free_all(); print_vm_layout(); @@ -195,6 +194,7 @@ static void __init setup_bootmem(void) min_low_pfn = PFN_UP(phys_ram_base); max_low_pfn = max_pfn = PFN_DOWN(phys_ram_end); + high_memory = (void *)(__va(PFN_PHYS(max_low_pfn))); dma32_phys_limit = min(4UL * SZ_1G, (unsigned long)PFN_PHYS(max_low_pfn)); set_max_mapnr(max_low_pfn - ARCH_PFN_OFFSET); diff --git a/arch/riscv/mm/kasan_init.c b/arch/riscv/mm/kasan_init.c index f61f7ca6fe0f..cd1a145257b7 100644 --- a/arch/riscv/mm/kasan_init.c +++ b/arch/riscv/mm/kasan_init.c @@ -113,8 +113,11 @@ static void __init kasan_populate_pud(pgd_t *pgd, base_pud = pt_ops.get_pud_virt(pfn_to_phys(_pgd_pfn(*pgd))); } else { base_pud = (pud_t *)pgd_page_vaddr(*pgd); - if (base_pud == lm_alias(kasan_early_shadow_pud)) + if (base_pud == lm_alias(kasan_early_shadow_pud)) { base_pud = memblock_alloc(PTRS_PER_PUD * sizeof(pud_t), PAGE_SIZE); + memcpy(base_pud, (void *)kasan_early_shadow_pud, + sizeof(pud_t) * PTRS_PER_PUD); + } } pudp = base_pud + pud_index(vaddr); @@ -202,8 +205,7 @@ asmlinkage void __init kasan_early_init(void) for (i = 0; i < PTRS_PER_PTE; ++i) set_pte(kasan_early_shadow_pte + i, - mk_pte(virt_to_page(kasan_early_shadow_page), - PAGE_KERNEL)); + pfn_pte(virt_to_pfn(kasan_early_shadow_page), PAGE_KERNEL)); for (i = 0; i < PTRS_PER_PMD; ++i) set_pmd(kasan_early_shadow_pmd + i, diff --git a/arch/riscv/mm/physaddr.c b/arch/riscv/mm/physaddr.c index e7fd0c253c7b..19cf25a74ee2 100644 --- a/arch/riscv/mm/physaddr.c +++ b/arch/riscv/mm/physaddr.c @@ -8,12 +8,10 @@ phys_addr_t __virt_to_phys(unsigned long x) { - phys_addr_t y = x - PAGE_OFFSET; - /* * Boundary checking aginst the kernel linear mapping space. */ - WARN(y >= KERN_VIRT_SIZE, + WARN(!is_linear_mapping(x) && !is_kernel_mapping(x), "virt_to_phys used for non-linear address: %pK (%pS)\n", (void *)x, (void *)x); diff --git a/arch/s390/include/asm/extable.h b/arch/s390/include/asm/extable.h index 16dc57dd90b3..8511f0e59290 100644 --- a/arch/s390/include/asm/extable.h +++ b/arch/s390/include/asm/extable.h @@ -69,8 +69,13 @@ static inline void swap_ex_entry_fixup(struct exception_table_entry *a, { a->fixup = b->fixup + delta; b->fixup = tmp.fixup - delta; - a->handler = b->handler + delta; - b->handler = tmp.handler - delta; + a->handler = b->handler; + if (a->handler) + a->handler += delta; + b->handler = tmp.handler; + if (b->handler) + b->handler -= delta; } +#define swap_ex_entry_fixup swap_ex_entry_fixup #endif diff --git a/arch/s390/include/asm/ftrace.h b/arch/s390/include/asm/ftrace.h index 267f70f4393f..6f80ec9c04be 100644 --- a/arch/s390/include/asm/ftrace.h +++ b/arch/s390/include/asm/ftrace.h @@ -47,15 +47,17 @@ struct ftrace_regs { static __always_inline struct pt_regs *arch_ftrace_get_regs(struct ftrace_regs *fregs) { - return &fregs->regs; + struct pt_regs *regs = &fregs->regs; + + if (test_pt_regs_flag(regs, PIF_FTRACE_FULL_REGS)) + return regs; + return NULL; } static __always_inline void ftrace_instruction_pointer_set(struct ftrace_regs *fregs, unsigned long ip) { - struct pt_regs *regs = arch_ftrace_get_regs(fregs); - - regs->psw.addr = ip; + fregs->regs.psw.addr = ip; } /* diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index 4ffa8e7f0ed3..ddb70fb13fbc 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -15,11 +15,13 @@ #define PIF_EXECVE_PGSTE_RESTART 1 /* restart execve for PGSTE binaries */ #define PIF_SYSCALL_RET_SET 2 /* return value was set via ptrace */ #define PIF_GUEST_FAULT 3 /* indicates program check in sie64a */ +#define PIF_FTRACE_FULL_REGS 4 /* all register contents valid (ftrace) */ #define _PIF_SYSCALL BIT(PIF_SYSCALL) #define _PIF_EXECVE_PGSTE_RESTART BIT(PIF_EXECVE_PGSTE_RESTART) #define _PIF_SYSCALL_RET_SET BIT(PIF_SYSCALL_RET_SET) #define _PIF_GUEST_FAULT BIT(PIF_GUEST_FAULT) +#define _PIF_FTRACE_FULL_REGS BIT(PIF_FTRACE_FULL_REGS) #ifndef __ASSEMBLY__ diff --git a/arch/s390/kernel/ftrace.c b/arch/s390/kernel/ftrace.c index 21d62d8b6b9a..89c0870d5679 100644 --- a/arch/s390/kernel/ftrace.c +++ b/arch/s390/kernel/ftrace.c @@ -159,9 +159,38 @@ int ftrace_init_nop(struct module *mod, struct dyn_ftrace *rec) return 0; } +static struct ftrace_hotpatch_trampoline *ftrace_get_trampoline(struct dyn_ftrace *rec) +{ + struct ftrace_hotpatch_trampoline *trampoline; + struct ftrace_insn insn; + s64 disp; + u16 opc; + + if (copy_from_kernel_nofault(&insn, (void *)rec->ip, sizeof(insn))) + return ERR_PTR(-EFAULT); + disp = (s64)insn.disp * 2; + trampoline = (void *)(rec->ip + disp); + if (get_kernel_nofault(opc, &trampoline->brasl_opc)) + return ERR_PTR(-EFAULT); + if (opc != 0xc015) + return ERR_PTR(-EINVAL); + return trampoline; +} + int ftrace_modify_call(struct dyn_ftrace *rec, unsigned long old_addr, unsigned long addr) { + struct ftrace_hotpatch_trampoline *trampoline; + u64 old; + + trampoline = ftrace_get_trampoline(rec); + if (IS_ERR(trampoline)) + return PTR_ERR(trampoline); + if (get_kernel_nofault(old, &trampoline->interceptor)) + return -EFAULT; + if (old != old_addr) + return -EINVAL; + s390_kernel_write(&trampoline->interceptor, &addr, sizeof(addr)); return 0; } @@ -188,6 +217,12 @@ static void brcl_enable(void *brcl) int ftrace_make_call(struct dyn_ftrace *rec, unsigned long addr) { + struct ftrace_hotpatch_trampoline *trampoline; + + trampoline = ftrace_get_trampoline(rec); + if (IS_ERR(trampoline)) + return PTR_ERR(trampoline); + s390_kernel_write(&trampoline->interceptor, &addr, sizeof(addr)); brcl_enable((void *)rec->ip); return 0; } @@ -291,7 +326,7 @@ void kprobe_ftrace_handler(unsigned long ip, unsigned long parent_ip, regs = ftrace_get_regs(fregs); p = get_kprobe((kprobe_opcode_t *)ip); - if (unlikely(!p) || kprobe_disabled(p)) + if (!regs || unlikely(!p) || kprobe_disabled(p)) goto out; if (kprobe_running()) { diff --git a/arch/s390/kernel/mcount.S b/arch/s390/kernel/mcount.S index 39bcc0e39a10..a24177dcd12a 100644 --- a/arch/s390/kernel/mcount.S +++ b/arch/s390/kernel/mcount.S @@ -27,6 +27,7 @@ ENDPROC(ftrace_stub) #define STACK_PTREGS_GPRS (STACK_PTREGS + __PT_GPRS) #define STACK_PTREGS_PSW (STACK_PTREGS + __PT_PSW) #define STACK_PTREGS_ORIG_GPR2 (STACK_PTREGS + __PT_ORIG_GPR2) +#define STACK_PTREGS_FLAGS (STACK_PTREGS + __PT_FLAGS) #ifdef __PACK_STACK /* allocate just enough for r14, r15 and backchain */ #define TRACED_FUNC_FRAME_SIZE 24 @@ -57,6 +58,14 @@ ENDPROC(ftrace_stub) .if \allregs == 1 stg %r14,(STACK_PTREGS_PSW)(%r15) stosm (STACK_PTREGS_PSW)(%r15),0 +#ifdef CONFIG_HAVE_MARCH_Z10_FEATURES + mvghi STACK_PTREGS_FLAGS(%r15),_PIF_FTRACE_FULL_REGS +#else + lghi %r14,_PIF_FTRACE_FULL_REGS + stg %r14,STACK_PTREGS_FLAGS(%r15) +#endif + .else + xc STACK_PTREGS_FLAGS(8,%r15),STACK_PTREGS_FLAGS(%r15) .endif lg %r14,(__SF_GPRS+8*8)(%r1) # restore original return address diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index f2c25d113e7b..05327be3a982 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -800,6 +800,8 @@ static void __init check_initrd(void) static void __init reserve_kernel(void) { memblock_reserve(0, STARTUP_NORMAL_OFFSET); + memblock_reserve(OLDMEM_BASE, sizeof(unsigned long)); + memblock_reserve(OLDMEM_SIZE, sizeof(unsigned long)); memblock_reserve(__amode31_base, __eamode31 - __samode31); memblock_reserve(__pa(sclp_early_sccb), EXT_SCCB_READ_SCP); memblock_reserve(__pa(_stext), _end - _stext); diff --git a/arch/x86/Kbuild b/arch/x86/Kbuild index f384cb1a4f7a..5a83da703e87 100644 --- a/arch/x86/Kbuild +++ b/arch/x86/Kbuild @@ -1,4 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 +obj-$(CONFIG_ARCH_HAS_CC_PLATFORM) += coco/ + obj-y += entry/ obj-$(CONFIG_PERF_EVENTS) += events/ diff --git a/arch/x86/Kconfig b/arch/x86/Kconfig index 9f5bd41bf660..391c4cac8958 100644 --- a/arch/x86/Kconfig +++ b/arch/x86/Kconfig @@ -1638,7 +1638,7 @@ config ARCH_SPARSEMEM_DEFAULT config ARCH_SELECT_MEMORY_MODEL def_bool y - depends on ARCH_SPARSEMEM_ENABLE + depends on ARCH_SPARSEMEM_ENABLE && ARCH_FLATMEM_ENABLE config ARCH_MEMORY_PROBE bool "Enable sysfs memory/probe interface" diff --git a/arch/x86/boot/compressed/head_32.S b/arch/x86/boot/compressed/head_32.S index 659fad53ca82..3b354eb9516d 100644 --- a/arch/x86/boot/compressed/head_32.S +++ b/arch/x86/boot/compressed/head_32.S @@ -152,14 +152,13 @@ SYM_FUNC_END(startup_32) #ifdef CONFIG_EFI_STUB SYM_FUNC_START(efi32_stub_entry) -SYM_FUNC_START_ALIAS(efi_stub_entry) add $0x4, %esp movl 8(%esp), %esi /* save boot_params pointer */ call efi_main /* efi_main returns the possibly relocated address of startup_32 */ jmp *%eax SYM_FUNC_END(efi32_stub_entry) -SYM_FUNC_END_ALIAS(efi_stub_entry) +SYM_FUNC_ALIAS(efi_stub_entry, efi32_stub_entry) #endif .text diff --git a/arch/x86/boot/compressed/head_64.S b/arch/x86/boot/compressed/head_64.S index fd9441f40457..dea95301196b 100644 --- a/arch/x86/boot/compressed/head_64.S +++ b/arch/x86/boot/compressed/head_64.S @@ -535,7 +535,6 @@ SYM_CODE_END(startup_64) #ifdef CONFIG_EFI_STUB .org 0x390 SYM_FUNC_START(efi64_stub_entry) -SYM_FUNC_START_ALIAS(efi_stub_entry) and $~0xf, %rsp /* realign the stack */ movq %rdx, %rbx /* save boot_params pointer */ call efi_main @@ -543,7 +542,7 @@ SYM_FUNC_START_ALIAS(efi_stub_entry) leaq rva(startup_64)(%rax), %rax jmp *%rax SYM_FUNC_END(efi64_stub_entry) -SYM_FUNC_END_ALIAS(efi_stub_entry) +SYM_FUNC_ALIAS(efi_stub_entry, efi64_stub_entry) #endif .text diff --git a/arch/x86/coco/Makefile b/arch/x86/coco/Makefile new file mode 100644 index 000000000000..c1ead00017a7 --- /dev/null +++ b/arch/x86/coco/Makefile @@ -0,0 +1,6 @@ +# SPDX-License-Identifier: GPL-2.0 +CFLAGS_REMOVE_core.o = -pg +KASAN_SANITIZE_core.o := n +CFLAGS_core.o += -fno-stack-protector + +obj-y += core.o diff --git a/arch/x86/kernel/cc_platform.c b/arch/x86/coco/core.c index 6a6ffcd978f6..fc1365dd927e 100644 --- a/arch/x86/kernel/cc_platform.c +++ b/arch/x86/coco/core.c @@ -9,18 +9,16 @@ #include <linux/export.h> #include <linux/cc_platform.h> -#include <linux/mem_encrypt.h> -#include <asm/mshyperv.h> +#include <asm/coco.h> #include <asm/processor.h> -static bool __maybe_unused intel_cc_platform_has(enum cc_attr attr) +static enum cc_vendor vendor __ro_after_init; +static u64 cc_mask __ro_after_init; + +static bool intel_cc_platform_has(enum cc_attr attr) { -#ifdef CONFIG_INTEL_TDX_GUEST - return false; -#else return false; -#endif } /* @@ -74,12 +72,46 @@ static bool hyperv_cc_platform_has(enum cc_attr attr) bool cc_platform_has(enum cc_attr attr) { - if (sme_me_mask) + switch (vendor) { + case CC_VENDOR_AMD: return amd_cc_platform_has(attr); - - if (hv_is_isolation_supported()) + case CC_VENDOR_INTEL: + return intel_cc_platform_has(attr); + case CC_VENDOR_HYPERV: return hyperv_cc_platform_has(attr); - - return false; + default: + return false; + } } EXPORT_SYMBOL_GPL(cc_platform_has); + +u64 cc_mkenc(u64 val) +{ + switch (vendor) { + case CC_VENDOR_AMD: + return val | cc_mask; + default: + return val; + } +} + +u64 cc_mkdec(u64 val) +{ + switch (vendor) { + case CC_VENDOR_AMD: + return val & ~cc_mask; + default: + return val; + } +} +EXPORT_SYMBOL_GPL(cc_mkdec); + +__init void cc_set_vendor(enum cc_vendor v) +{ + vendor = v; +} + +__init void cc_set_mask(u64 mask) +{ + cc_mask = mask; +} diff --git a/arch/x86/crypto/aesni-intel_asm.S b/arch/x86/crypto/aesni-intel_asm.S index 363699dd7220..837c1e0aa021 100644 --- a/arch/x86/crypto/aesni-intel_asm.S +++ b/arch/x86/crypto/aesni-intel_asm.S @@ -1751,8 +1751,6 @@ SYM_FUNC_END(aesni_gcm_finalize) #endif - -SYM_FUNC_START_LOCAL_ALIAS(_key_expansion_128) SYM_FUNC_START_LOCAL(_key_expansion_256a) pshufd $0b11111111, %xmm1, %xmm1 shufps $0b00010000, %xmm0, %xmm4 @@ -1764,7 +1762,7 @@ SYM_FUNC_START_LOCAL(_key_expansion_256a) add $0x10, TKEYP RET SYM_FUNC_END(_key_expansion_256a) -SYM_FUNC_END_ALIAS(_key_expansion_128) +SYM_FUNC_ALIAS_LOCAL(_key_expansion_128, _key_expansion_256a) SYM_FUNC_START_LOCAL(_key_expansion_192a) pshufd $0b01010101, %xmm1, %xmm1 diff --git a/arch/x86/include/asm/coco.h b/arch/x86/include/asm/coco.h new file mode 100644 index 000000000000..3d98c3a60d34 --- /dev/null +++ b/arch/x86/include/asm/coco.h @@ -0,0 +1,32 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _ASM_X86_COCO_H +#define _ASM_X86_COCO_H + +#include <asm/types.h> + +enum cc_vendor { + CC_VENDOR_NONE, + CC_VENDOR_AMD, + CC_VENDOR_HYPERV, + CC_VENDOR_INTEL, +}; + +void cc_set_vendor(enum cc_vendor v); +void cc_set_mask(u64 mask); + +#ifdef CONFIG_ARCH_HAS_CC_PLATFORM +u64 cc_mkenc(u64 val); +u64 cc_mkdec(u64 val); +#else +static inline u64 cc_mkenc(u64 val) +{ + return val; +} + +static inline u64 cc_mkdec(u64 val) +{ + return val; +} +#endif + +#endif /* _ASM_X86_COCO_H */ diff --git a/arch/x86/include/asm/cpufeatures.h b/arch/x86/include/asm/cpufeatures.h index 6db4e2932b3d..f7436fccc076 100644 --- a/arch/x86/include/asm/cpufeatures.h +++ b/arch/x86/include/asm/cpufeatures.h @@ -204,7 +204,7 @@ /* FREE! ( 7*32+10) */ #define X86_FEATURE_PTI ( 7*32+11) /* Kernel Page Table Isolation enabled */ #define X86_FEATURE_RETPOLINE ( 7*32+12) /* "" Generic Retpoline mitigation for Spectre variant 2 */ -#define X86_FEATURE_RETPOLINE_AMD ( 7*32+13) /* "" AMD Retpoline mitigation for Spectre variant 2 */ +#define X86_FEATURE_RETPOLINE_LFENCE ( 7*32+13) /* "" Use LFENCE for Spectre variant 2 */ #define X86_FEATURE_INTEL_PPIN ( 7*32+14) /* Intel Processor Inventory Number */ #define X86_FEATURE_CDP_L2 ( 7*32+15) /* Code and Data Prioritization L2 */ #define X86_FEATURE_MSR_SPEC_CTRL ( 7*32+16) /* "" MSR SPEC_CTRL is implemented */ @@ -299,9 +299,6 @@ /* Intel-defined CPU features, CPUID level 0x00000007:1 (EAX), word 12 */ #define X86_FEATURE_AVX_VNNI (12*32+ 4) /* AVX VNNI instructions */ #define X86_FEATURE_AVX512_BF16 (12*32+ 5) /* AVX512 BFLOAT16 instructions */ -#define X86_FEATURE_AMX_BF16 (18*32+22) /* AMX bf16 Support */ -#define X86_FEATURE_AMX_TILE (18*32+24) /* AMX tile Support */ -#define X86_FEATURE_AMX_INT8 (18*32+25) /* AMX int8 Support */ /* AMD-defined CPU features, CPUID level 0x80000008 (EBX), word 13 */ #define X86_FEATURE_CLZERO (13*32+ 0) /* CLZERO instruction */ @@ -390,7 +387,10 @@ #define X86_FEATURE_TSXLDTRK (18*32+16) /* TSX Suspend Load Address Tracking */ #define X86_FEATURE_PCONFIG (18*32+18) /* Intel PCONFIG */ #define X86_FEATURE_ARCH_LBR (18*32+19) /* Intel ARCH LBR */ +#define X86_FEATURE_AMX_BF16 (18*32+22) /* AMX bf16 Support */ #define X86_FEATURE_AVX512_FP16 (18*32+23) /* AVX512 FP16 */ +#define X86_FEATURE_AMX_TILE (18*32+24) /* AMX tile Support */ +#define X86_FEATURE_AMX_INT8 (18*32+25) /* AMX int8 Support */ #define X86_FEATURE_SPEC_CTRL (18*32+26) /* "" Speculation Control (IBRS + IBPB) */ #define X86_FEATURE_INTEL_STIBP (18*32+27) /* "" Single Thread Indirect Branch Predictors */ #define X86_FEATURE_FLUSH_L1D (18*32+28) /* Flush L1D cache */ diff --git a/arch/x86/include/asm/insn.h b/arch/x86/include/asm/insn.h index 05a6ab940f45..1b29f58f730f 100644 --- a/arch/x86/include/asm/insn.h +++ b/arch/x86/include/asm/insn.h @@ -124,7 +124,7 @@ struct insn { #define X86_VEX_B(vex) ((vex) & 0x20) /* VEX3 Byte1 */ #define X86_VEX_L(vex) ((vex) & 0x04) /* VEX3 Byte2, VEX2 Byte1 */ /* VEX bit fields */ -#define X86_EVEX_M(vex) ((vex) & 0x03) /* EVEX Byte1 */ +#define X86_EVEX_M(vex) ((vex) & 0x07) /* EVEX Byte1 */ #define X86_VEX3_M(vex) ((vex) & 0x1f) /* VEX3 Byte1 */ #define X86_VEX2_M 1 /* VEX2.M always 1 */ #define X86_VEX_V(vex) (((vex) & 0x78) >> 3) /* VEX3 Byte2, VEX2 Byte1 */ diff --git a/arch/x86/include/asm/kvm_host.h b/arch/x86/include/asm/kvm_host.h index 6dcccb304775..ec9830d2aabf 100644 --- a/arch/x86/include/asm/kvm_host.h +++ b/arch/x86/include/asm/kvm_host.h @@ -703,7 +703,6 @@ struct kvm_vcpu_arch { struct fpu_guest guest_fpu; u64 xcr0; - u64 guest_supported_xcr0; struct kvm_pio_request pio; void *pio_data; diff --git a/arch/x86/include/asm/msr-index.h b/arch/x86/include/asm/msr-index.h index 3faf0f97edb1..a4a39c3e0f19 100644 --- a/arch/x86/include/asm/msr-index.h +++ b/arch/x86/include/asm/msr-index.h @@ -476,6 +476,7 @@ #define MSR_AMD64_ICIBSEXTDCTL 0xc001103c #define MSR_AMD64_IBSOPDATA4 0xc001103d #define MSR_AMD64_IBS_REG_COUNT_MAX 8 /* includes MSR_AMD64_IBSBRTARGET */ +#define MSR_AMD64_SVM_AVIC_DOORBELL 0xc001011b #define MSR_AMD64_VM_PAGE_FLUSH 0xc001011e #define MSR_AMD64_SEV_ES_GHCB 0xc0010130 #define MSR_AMD64_SEV 0xc0010131 diff --git a/arch/x86/include/asm/nospec-branch.h b/arch/x86/include/asm/nospec-branch.h index cc74dc584836..acbaeaf83b61 100644 --- a/arch/x86/include/asm/nospec-branch.h +++ b/arch/x86/include/asm/nospec-branch.h @@ -84,7 +84,7 @@ #ifdef CONFIG_RETPOLINE ALTERNATIVE_2 __stringify(ANNOTATE_RETPOLINE_SAFE; jmp *%\reg), \ __stringify(jmp __x86_indirect_thunk_\reg), X86_FEATURE_RETPOLINE, \ - __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; jmp *%\reg), X86_FEATURE_RETPOLINE_AMD + __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; jmp *%\reg), X86_FEATURE_RETPOLINE_LFENCE #else jmp *%\reg #endif @@ -94,7 +94,7 @@ #ifdef CONFIG_RETPOLINE ALTERNATIVE_2 __stringify(ANNOTATE_RETPOLINE_SAFE; call *%\reg), \ __stringify(call __x86_indirect_thunk_\reg), X86_FEATURE_RETPOLINE, \ - __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; call *%\reg), X86_FEATURE_RETPOLINE_AMD + __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; call *%\reg), X86_FEATURE_RETPOLINE_LFENCE #else call *%\reg #endif @@ -146,7 +146,7 @@ extern retpoline_thunk_t __x86_indirect_thunk_array[]; "lfence;\n" \ ANNOTATE_RETPOLINE_SAFE \ "call *%[thunk_target]\n", \ - X86_FEATURE_RETPOLINE_AMD) + X86_FEATURE_RETPOLINE_LFENCE) # define THUNK_TARGET(addr) [thunk_target] "r" (addr) @@ -176,7 +176,7 @@ extern retpoline_thunk_t __x86_indirect_thunk_array[]; "lfence;\n" \ ANNOTATE_RETPOLINE_SAFE \ "call *%[thunk_target]\n", \ - X86_FEATURE_RETPOLINE_AMD) + X86_FEATURE_RETPOLINE_LFENCE) # define THUNK_TARGET(addr) [thunk_target] "rm" (addr) #endif @@ -188,9 +188,11 @@ extern retpoline_thunk_t __x86_indirect_thunk_array[]; /* The Spectre V2 mitigation variants */ enum spectre_v2_mitigation { SPECTRE_V2_NONE, - SPECTRE_V2_RETPOLINE_GENERIC, - SPECTRE_V2_RETPOLINE_AMD, - SPECTRE_V2_IBRS_ENHANCED, + SPECTRE_V2_RETPOLINE, + SPECTRE_V2_LFENCE, + SPECTRE_V2_EIBRS, + SPECTRE_V2_EIBRS_RETPOLINE, + SPECTRE_V2_EIBRS_LFENCE, }; /* The indirect branch speculation control variants */ diff --git a/arch/x86/include/asm/paravirt_types.h b/arch/x86/include/asm/paravirt_types.h index a69012e1903f..e1591467668e 100644 --- a/arch/x86/include/asm/paravirt_types.h +++ b/arch/x86/include/asm/paravirt_types.h @@ -279,7 +279,7 @@ extern void (*paravirt_iret)(void); #define paravirt_type(op) \ [paravirt_typenum] "i" (PARAVIRT_PATCH(op)), \ - [paravirt_opptr] "i" (&(pv_ops.op)) + [paravirt_opptr] "m" (pv_ops.op) #define paravirt_clobber(clobber) \ [paravirt_clobber] "i" (clobber) @@ -316,7 +316,7 @@ int paravirt_disable_iospace(void); */ #define PARAVIRT_CALL \ ANNOTATE_RETPOLINE_SAFE \ - "call *%c[paravirt_opptr];" + "call *%[paravirt_opptr];" /* * These macros are intended to wrap calls through one of the paravirt diff --git a/arch/x86/include/asm/pgtable.h b/arch/x86/include/asm/pgtable.h index 8a9432fb3802..62ab07e24aef 100644 --- a/arch/x86/include/asm/pgtable.h +++ b/arch/x86/include/asm/pgtable.h @@ -15,17 +15,12 @@ cachemode2protval(_PAGE_CACHE_MODE_UC_MINUS))) \ : (prot)) -/* - * Macros to add or remove encryption attribute - */ -#define pgprot_encrypted(prot) __pgprot(__sme_set(pgprot_val(prot))) -#define pgprot_decrypted(prot) __pgprot(__sme_clr(pgprot_val(prot))) - #ifndef __ASSEMBLY__ #include <linux/spinlock.h> #include <asm/x86_init.h> #include <asm/pkru.h> #include <asm/fpu/api.h> +#include <asm/coco.h> #include <asm-generic/pgtable_uffd.h> #include <linux/page_table_check.h> @@ -38,6 +33,12 @@ void ptdump_walk_pgd_level_debugfs(struct seq_file *m, struct mm_struct *mm, void ptdump_walk_pgd_level_checkwx(void); void ptdump_walk_user_pgd_level_checkwx(void); +/* + * Macros to add or remove encryption attribute + */ +#define pgprot_encrypted(prot) __pgprot(cc_mkenc(pgprot_val(prot))) +#define pgprot_decrypted(prot) __pgprot(cc_mkdec(pgprot_val(prot))) + #ifdef CONFIG_DEBUG_WX #define debug_checkwx() ptdump_walk_pgd_level_checkwx() #define debug_checkwx_user() ptdump_walk_user_pgd_level_checkwx() diff --git a/arch/x86/include/asm/processor.h b/arch/x86/include/asm/processor.h index 2c5f12ae7d04..a87e7c33d5ac 100644 --- a/arch/x86/include/asm/processor.h +++ b/arch/x86/include/asm/processor.h @@ -119,6 +119,8 @@ struct cpuinfo_x86 { int x86_cache_mbm_width_offset; int x86_power; unsigned long loops_per_jiffy; + /* protected processor identification number */ + u64 ppin; /* cpuid returned max cores value: */ u16 x86_max_cores; u16 apicid; diff --git a/arch/x86/include/asm/set_memory.h b/arch/x86/include/asm/set_memory.h index ff0f2d90338a..78ca53512486 100644 --- a/arch/x86/include/asm/set_memory.h +++ b/arch/x86/include/asm/set_memory.h @@ -53,7 +53,6 @@ int set_memory_global(unsigned long addr, int numpages); int set_pages_array_uc(struct page **pages, int addrinarray); int set_pages_array_wc(struct page **pages, int addrinarray); -int set_pages_array_wt(struct page **pages, int addrinarray); int set_pages_array_wb(struct page **pages, int addrinarray); /* @@ -84,7 +83,6 @@ int set_pages_rw(struct page *page, int numpages); int set_direct_map_invalid_noflush(struct page *page); int set_direct_map_default_noflush(struct page *page); bool kernel_page_present(struct page *page); -void notify_range_enc_status_changed(unsigned long vaddr, int npages, bool enc); extern int kernel_set_to_readonly; diff --git a/arch/x86/include/asm/svm.h b/arch/x86/include/asm/svm.h index b00dbc5fac2b..bb2fb78523ce 100644 --- a/arch/x86/include/asm/svm.h +++ b/arch/x86/include/asm/svm.h @@ -220,6 +220,42 @@ struct __attribute__ ((__packed__)) vmcb_control_area { #define SVM_NESTED_CTL_SEV_ENABLE BIT(1) #define SVM_NESTED_CTL_SEV_ES_ENABLE BIT(2) + +/* AVIC */ +#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFF) +#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT 31 +#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31) + +#define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK (0xFFULL) +#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12) +#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK (1ULL << 62) +#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK (1ULL << 63) +#define AVIC_PHYSICAL_ID_TABLE_SIZE_MASK (0xFF) + +#define AVIC_DOORBELL_PHYSICAL_ID_MASK (0xFF) + +#define AVIC_UNACCEL_ACCESS_WRITE_MASK 1 +#define AVIC_UNACCEL_ACCESS_OFFSET_MASK 0xFF0 +#define AVIC_UNACCEL_ACCESS_VECTOR_MASK 0xFFFFFFFF + +enum avic_ipi_failure_cause { + AVIC_IPI_FAILURE_INVALID_INT_TYPE, + AVIC_IPI_FAILURE_TARGET_NOT_RUNNING, + AVIC_IPI_FAILURE_INVALID_TARGET, + AVIC_IPI_FAILURE_INVALID_BACKING_PAGE, +}; + + +/* + * 0xff is broadcast, so the max index allowed for physical APIC ID + * table is 0xfe. APIC IDs above 0xff are reserved. + */ +#define AVIC_MAX_PHYSICAL_ID_COUNT 0xff + +#define AVIC_HPA_MASK ~((0xFFFULL << 52) | 0xFFF) +#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL + + struct vmcb_seg { u16 selector; u16 attrib; diff --git a/arch/x86/include/asm/topology.h b/arch/x86/include/asm/topology.h index 2f0b6be8eaab..43a89476a522 100644 --- a/arch/x86/include/asm/topology.h +++ b/arch/x86/include/asm/topology.h @@ -110,6 +110,7 @@ extern const struct cpumask *cpu_clustergroup_mask(int cpu); #define topology_logical_die_id(cpu) (cpu_data(cpu).logical_die_id) #define topology_die_id(cpu) (cpu_data(cpu).cpu_die_id) #define topology_core_id(cpu) (cpu_data(cpu).cpu_core_id) +#define topology_ppin(cpu) (cpu_data(cpu).ppin) extern unsigned int __max_die_per_package; diff --git a/arch/x86/include/asm/x86_init.h b/arch/x86/include/asm/x86_init.h index 22b7412c08f6..e9170457697e 100644 --- a/arch/x86/include/asm/x86_init.h +++ b/arch/x86/include/asm/x86_init.h @@ -142,6 +142,21 @@ struct x86_init_acpi { }; /** + * struct x86_guest - Functions used by misc guest incarnations like SEV, TDX, etc. + * + * @enc_status_change_prepare Notify HV before the encryption status of a range is changed + * @enc_status_change_finish Notify HV after the encryption status of a range is changed + * @enc_tlb_flush_required Returns true if a TLB flush is needed before changing page encryption status + * @enc_cache_flush_required Returns true if a cache flush is needed before changing page encryption status + */ +struct x86_guest { + void (*enc_status_change_prepare)(unsigned long vaddr, int npages, bool enc); + bool (*enc_status_change_finish)(unsigned long vaddr, int npages, bool enc); + bool (*enc_tlb_flush_required)(bool enc); + bool (*enc_cache_flush_required)(void); +}; + +/** * struct x86_init_ops - functions for platform specific setup * */ @@ -287,6 +302,7 @@ struct x86_platform_ops { struct x86_legacy_features legacy; void (*set_legacy_features)(void); struct x86_hyper_runtime hyper; + struct x86_guest guest; }; struct x86_apic_ops { diff --git a/arch/x86/kernel/Makefile b/arch/x86/kernel/Makefile index 6aef9ee28a39..6462e3dd98f4 100644 --- a/arch/x86/kernel/Makefile +++ b/arch/x86/kernel/Makefile @@ -21,7 +21,6 @@ CFLAGS_REMOVE_ftrace.o = -pg CFLAGS_REMOVE_early_printk.o = -pg CFLAGS_REMOVE_head64.o = -pg CFLAGS_REMOVE_sev.o = -pg -CFLAGS_REMOVE_cc_platform.o = -pg endif KASAN_SANITIZE_head$(BITS).o := n @@ -30,7 +29,6 @@ KASAN_SANITIZE_dumpstack_$(BITS).o := n KASAN_SANITIZE_stacktrace.o := n KASAN_SANITIZE_paravirt.o := n KASAN_SANITIZE_sev.o := n -KASAN_SANITIZE_cc_platform.o := n # With some compiler versions the generated code results in boot hangs, caused # by several compilation units. To be safe, disable all instrumentation. @@ -49,7 +47,6 @@ endif KCOV_INSTRUMENT := n CFLAGS_head$(BITS).o += -fno-stack-protector -CFLAGS_cc_platform.o += -fno-stack-protector CFLAGS_irq.o := -I $(srctree)/$(src)/../include/asm/trace @@ -151,8 +148,6 @@ obj-$(CONFIG_UNWINDER_GUESS) += unwind_guess.o obj-$(CONFIG_AMD_MEM_ENCRYPT) += sev.o -obj-$(CONFIG_ARCH_HAS_CC_PLATFORM) += cc_platform.o - ### # 64 bit specific files ifeq ($(CONFIG_X86_64),y) diff --git a/arch/x86/kernel/alternative.c b/arch/x86/kernel/alternative.c index 5007c3ffe96f..b4470eabf151 100644 --- a/arch/x86/kernel/alternative.c +++ b/arch/x86/kernel/alternative.c @@ -389,7 +389,7 @@ static int emit_indirect(int op, int reg, u8 *bytes) * * CALL *%\reg * - * It also tries to inline spectre_v2=retpoline,amd when size permits. + * It also tries to inline spectre_v2=retpoline,lfence when size permits. */ static int patch_retpoline(void *addr, struct insn *insn, u8 *bytes) { @@ -407,7 +407,7 @@ static int patch_retpoline(void *addr, struct insn *insn, u8 *bytes) BUG_ON(reg == 4); if (cpu_feature_enabled(X86_FEATURE_RETPOLINE) && - !cpu_feature_enabled(X86_FEATURE_RETPOLINE_AMD)) + !cpu_feature_enabled(X86_FEATURE_RETPOLINE_LFENCE)) return -1; op = insn->opcode.bytes[0]; @@ -438,9 +438,9 @@ static int patch_retpoline(void *addr, struct insn *insn, u8 *bytes) } /* - * For RETPOLINE_AMD: prepend the indirect CALL/JMP with an LFENCE. + * For RETPOLINE_LFENCE: prepend the indirect CALL/JMP with an LFENCE. */ - if (cpu_feature_enabled(X86_FEATURE_RETPOLINE_AMD)) { + if (cpu_feature_enabled(X86_FEATURE_RETPOLINE_LFENCE)) { bytes[i++] = 0x0f; bytes[i++] = 0xae; bytes[i++] = 0xe8; /* LFENCE */ diff --git a/arch/x86/kernel/cpu/amd.c b/arch/x86/kernel/cpu/amd.c index 4edb6f0f628c..0c0b09796ced 100644 --- a/arch/x86/kernel/cpu/amd.c +++ b/arch/x86/kernel/cpu/amd.c @@ -394,35 +394,6 @@ static void amd_detect_cmp(struct cpuinfo_x86 *c) per_cpu(cpu_llc_id, cpu) = c->cpu_die_id = c->phys_proc_id; } -static void amd_detect_ppin(struct cpuinfo_x86 *c) -{ - unsigned long long val; - - if (!cpu_has(c, X86_FEATURE_AMD_PPIN)) - return; - - /* When PPIN is defined in CPUID, still need to check PPIN_CTL MSR */ - if (rdmsrl_safe(MSR_AMD_PPIN_CTL, &val)) - goto clear_ppin; - - /* PPIN is locked in disabled mode, clear feature bit */ - if ((val & 3UL) == 1UL) - goto clear_ppin; - - /* If PPIN is disabled, try to enable it */ - if (!(val & 2UL)) { - wrmsrl_safe(MSR_AMD_PPIN_CTL, val | 2UL); - rdmsrl_safe(MSR_AMD_PPIN_CTL, &val); - } - - /* If PPIN_EN bit is 1, return from here; otherwise fall through */ - if (val & 2UL) - return; - -clear_ppin: - clear_cpu_cap(c, X86_FEATURE_AMD_PPIN); -} - u32 amd_get_nodes_per_socket(void) { return nodes_per_socket; @@ -585,6 +556,8 @@ static void early_detect_mem_encrypt(struct cpuinfo_x86 *c) * the SME physical address space reduction value. * If BIOS has not enabled SME then don't advertise the * SME feature (set in scattered.c). + * If the kernel has not enabled SME via any means then + * don't advertise the SME feature. * For SEV: If BIOS has not enabled SEV then don't advertise the * SEV and SEV_ES feature (set in scattered.c). * @@ -607,6 +580,9 @@ static void early_detect_mem_encrypt(struct cpuinfo_x86 *c) if (IS_ENABLED(CONFIG_X86_32)) goto clear_all; + if (!sme_me_mask) + setup_clear_cpu_cap(X86_FEATURE_SME); + rdmsrl(MSR_K7_HWCR, msr); if (!(msr & MSR_K7_HWCR_SMMLOCK)) goto clear_sev; @@ -947,7 +923,6 @@ static void init_amd(struct cpuinfo_x86 *c) amd_detect_cmp(c); amd_get_topology(c); srat_detect_node(c); - amd_detect_ppin(c); init_amd_cacheinfo(c); diff --git a/arch/x86/kernel/cpu/bugs.c b/arch/x86/kernel/cpu/bugs.c index 1c1f218a701d..6296e1ebed1d 100644 --- a/arch/x86/kernel/cpu/bugs.c +++ b/arch/x86/kernel/cpu/bugs.c @@ -16,6 +16,7 @@ #include <linux/prctl.h> #include <linux/sched/smt.h> #include <linux/pgtable.h> +#include <linux/bpf.h> #include <asm/spec-ctrl.h> #include <asm/cmdline.h> @@ -650,6 +651,32 @@ static inline const char *spectre_v2_module_string(void) static inline const char *spectre_v2_module_string(void) { return ""; } #endif +#define SPECTRE_V2_LFENCE_MSG "WARNING: LFENCE mitigation is not recommended for this CPU, data leaks possible!\n" +#define SPECTRE_V2_EIBRS_EBPF_MSG "WARNING: Unprivileged eBPF is enabled with eIBRS on, data leaks possible via Spectre v2 BHB attacks!\n" +#define SPECTRE_V2_EIBRS_LFENCE_EBPF_SMT_MSG "WARNING: Unprivileged eBPF is enabled with eIBRS+LFENCE mitigation and SMT, data leaks possible via Spectre v2 BHB attacks!\n" + +#ifdef CONFIG_BPF_SYSCALL +void unpriv_ebpf_notify(int new_state) +{ + if (new_state) + return; + + /* Unprivileged eBPF is enabled */ + + switch (spectre_v2_enabled) { + case SPECTRE_V2_EIBRS: + pr_err(SPECTRE_V2_EIBRS_EBPF_MSG); + break; + case SPECTRE_V2_EIBRS_LFENCE: + if (sched_smt_active()) + pr_err(SPECTRE_V2_EIBRS_LFENCE_EBPF_SMT_MSG); + break; + default: + break; + } +} +#endif + static inline bool match_option(const char *arg, int arglen, const char *opt) { int len = strlen(opt); @@ -664,7 +691,10 @@ enum spectre_v2_mitigation_cmd { SPECTRE_V2_CMD_FORCE, SPECTRE_V2_CMD_RETPOLINE, SPECTRE_V2_CMD_RETPOLINE_GENERIC, - SPECTRE_V2_CMD_RETPOLINE_AMD, + SPECTRE_V2_CMD_RETPOLINE_LFENCE, + SPECTRE_V2_CMD_EIBRS, + SPECTRE_V2_CMD_EIBRS_RETPOLINE, + SPECTRE_V2_CMD_EIBRS_LFENCE, }; enum spectre_v2_user_cmd { @@ -737,6 +767,13 @@ spectre_v2_parse_user_cmdline(enum spectre_v2_mitigation_cmd v2_cmd) return SPECTRE_V2_USER_CMD_AUTO; } +static inline bool spectre_v2_in_eibrs_mode(enum spectre_v2_mitigation mode) +{ + return (mode == SPECTRE_V2_EIBRS || + mode == SPECTRE_V2_EIBRS_RETPOLINE || + mode == SPECTRE_V2_EIBRS_LFENCE); +} + static void __init spectre_v2_user_select_mitigation(enum spectre_v2_mitigation_cmd v2_cmd) { @@ -804,7 +841,7 @@ spectre_v2_user_select_mitigation(enum spectre_v2_mitigation_cmd v2_cmd) */ if (!boot_cpu_has(X86_FEATURE_STIBP) || !smt_possible || - spectre_v2_enabled == SPECTRE_V2_IBRS_ENHANCED) + spectre_v2_in_eibrs_mode(spectre_v2_enabled)) return; /* @@ -824,9 +861,11 @@ set_mode: static const char * const spectre_v2_strings[] = { [SPECTRE_V2_NONE] = "Vulnerable", - [SPECTRE_V2_RETPOLINE_GENERIC] = "Mitigation: Full generic retpoline", - [SPECTRE_V2_RETPOLINE_AMD] = "Mitigation: Full AMD retpoline", - [SPECTRE_V2_IBRS_ENHANCED] = "Mitigation: Enhanced IBRS", + [SPECTRE_V2_RETPOLINE] = "Mitigation: Retpolines", + [SPECTRE_V2_LFENCE] = "Mitigation: LFENCE", + [SPECTRE_V2_EIBRS] = "Mitigation: Enhanced IBRS", + [SPECTRE_V2_EIBRS_LFENCE] = "Mitigation: Enhanced IBRS + LFENCE", + [SPECTRE_V2_EIBRS_RETPOLINE] = "Mitigation: Enhanced IBRS + Retpolines", }; static const struct { @@ -837,8 +876,12 @@ static const struct { { "off", SPECTRE_V2_CMD_NONE, false }, { "on", SPECTRE_V2_CMD_FORCE, true }, { "retpoline", SPECTRE_V2_CMD_RETPOLINE, false }, - { "retpoline,amd", SPECTRE_V2_CMD_RETPOLINE_AMD, false }, + { "retpoline,amd", SPECTRE_V2_CMD_RETPOLINE_LFENCE, false }, + { "retpoline,lfence", SPECTRE_V2_CMD_RETPOLINE_LFENCE, false }, { "retpoline,generic", SPECTRE_V2_CMD_RETPOLINE_GENERIC, false }, + { "eibrs", SPECTRE_V2_CMD_EIBRS, false }, + { "eibrs,lfence", SPECTRE_V2_CMD_EIBRS_LFENCE, false }, + { "eibrs,retpoline", SPECTRE_V2_CMD_EIBRS_RETPOLINE, false }, { "auto", SPECTRE_V2_CMD_AUTO, false }, }; @@ -875,10 +918,30 @@ static enum spectre_v2_mitigation_cmd __init spectre_v2_parse_cmdline(void) } if ((cmd == SPECTRE_V2_CMD_RETPOLINE || - cmd == SPECTRE_V2_CMD_RETPOLINE_AMD || - cmd == SPECTRE_V2_CMD_RETPOLINE_GENERIC) && + cmd == SPECTRE_V2_CMD_RETPOLINE_LFENCE || + cmd == SPECTRE_V2_CMD_RETPOLINE_GENERIC || + cmd == SPECTRE_V2_CMD_EIBRS_LFENCE || + cmd == SPECTRE_V2_CMD_EIBRS_RETPOLINE) && !IS_ENABLED(CONFIG_RETPOLINE)) { - pr_err("%s selected but not compiled in. Switching to AUTO select\n", mitigation_options[i].option); + pr_err("%s selected but not compiled in. Switching to AUTO select\n", + mitigation_options[i].option); + return SPECTRE_V2_CMD_AUTO; + } + + if ((cmd == SPECTRE_V2_CMD_EIBRS || + cmd == SPECTRE_V2_CMD_EIBRS_LFENCE || + cmd == SPECTRE_V2_CMD_EIBRS_RETPOLINE) && + !boot_cpu_has(X86_FEATURE_IBRS_ENHANCED)) { + pr_err("%s selected but CPU doesn't have eIBRS. Switching to AUTO select\n", + mitigation_options[i].option); + return SPECTRE_V2_CMD_AUTO; + } + + if ((cmd == SPECTRE_V2_CMD_RETPOLINE_LFENCE || + cmd == SPECTRE_V2_CMD_EIBRS_LFENCE) && + !boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) { + pr_err("%s selected, but CPU doesn't have a serializing LFENCE. Switching to AUTO select\n", + mitigation_options[i].option); return SPECTRE_V2_CMD_AUTO; } @@ -887,6 +950,16 @@ static enum spectre_v2_mitigation_cmd __init spectre_v2_parse_cmdline(void) return cmd; } +static enum spectre_v2_mitigation __init spectre_v2_select_retpoline(void) +{ + if (!IS_ENABLED(CONFIG_RETPOLINE)) { + pr_err("Kernel not compiled with retpoline; no mitigation available!"); + return SPECTRE_V2_NONE; + } + + return SPECTRE_V2_RETPOLINE; +} + static void __init spectre_v2_select_mitigation(void) { enum spectre_v2_mitigation_cmd cmd = spectre_v2_parse_cmdline(); @@ -907,49 +980,64 @@ static void __init spectre_v2_select_mitigation(void) case SPECTRE_V2_CMD_FORCE: case SPECTRE_V2_CMD_AUTO: if (boot_cpu_has(X86_FEATURE_IBRS_ENHANCED)) { - mode = SPECTRE_V2_IBRS_ENHANCED; - /* Force it so VMEXIT will restore correctly */ - x86_spec_ctrl_base |= SPEC_CTRL_IBRS; - wrmsrl(MSR_IA32_SPEC_CTRL, x86_spec_ctrl_base); - goto specv2_set_mode; + mode = SPECTRE_V2_EIBRS; + break; } - if (IS_ENABLED(CONFIG_RETPOLINE)) - goto retpoline_auto; + + mode = spectre_v2_select_retpoline(); break; - case SPECTRE_V2_CMD_RETPOLINE_AMD: - if (IS_ENABLED(CONFIG_RETPOLINE)) - goto retpoline_amd; + + case SPECTRE_V2_CMD_RETPOLINE_LFENCE: + pr_err(SPECTRE_V2_LFENCE_MSG); + mode = SPECTRE_V2_LFENCE; break; + case SPECTRE_V2_CMD_RETPOLINE_GENERIC: - if (IS_ENABLED(CONFIG_RETPOLINE)) - goto retpoline_generic; + mode = SPECTRE_V2_RETPOLINE; break; + case SPECTRE_V2_CMD_RETPOLINE: - if (IS_ENABLED(CONFIG_RETPOLINE)) - goto retpoline_auto; + mode = spectre_v2_select_retpoline(); + break; + + case SPECTRE_V2_CMD_EIBRS: + mode = SPECTRE_V2_EIBRS; + break; + + case SPECTRE_V2_CMD_EIBRS_LFENCE: + mode = SPECTRE_V2_EIBRS_LFENCE; + break; + + case SPECTRE_V2_CMD_EIBRS_RETPOLINE: + mode = SPECTRE_V2_EIBRS_RETPOLINE; break; } - pr_err("Spectre mitigation: kernel not compiled with retpoline; no mitigation available!"); - return; -retpoline_auto: - if (boot_cpu_data.x86_vendor == X86_VENDOR_AMD || - boot_cpu_data.x86_vendor == X86_VENDOR_HYGON) { - retpoline_amd: - if (!boot_cpu_has(X86_FEATURE_LFENCE_RDTSC)) { - pr_err("Spectre mitigation: LFENCE not serializing, switching to generic retpoline\n"); - goto retpoline_generic; - } - mode = SPECTRE_V2_RETPOLINE_AMD; - setup_force_cpu_cap(X86_FEATURE_RETPOLINE_AMD); - setup_force_cpu_cap(X86_FEATURE_RETPOLINE); - } else { - retpoline_generic: - mode = SPECTRE_V2_RETPOLINE_GENERIC; + if (mode == SPECTRE_V2_EIBRS && unprivileged_ebpf_enabled()) + pr_err(SPECTRE_V2_EIBRS_EBPF_MSG); + + if (spectre_v2_in_eibrs_mode(mode)) { + /* Force it so VMEXIT will restore correctly */ + x86_spec_ctrl_base |= SPEC_CTRL_IBRS; + wrmsrl(MSR_IA32_SPEC_CTRL, x86_spec_ctrl_base); + } + + switch (mode) { + case SPECTRE_V2_NONE: + case SPECTRE_V2_EIBRS: + break; + + case SPECTRE_V2_LFENCE: + case SPECTRE_V2_EIBRS_LFENCE: + setup_force_cpu_cap(X86_FEATURE_RETPOLINE_LFENCE); + fallthrough; + + case SPECTRE_V2_RETPOLINE: + case SPECTRE_V2_EIBRS_RETPOLINE: setup_force_cpu_cap(X86_FEATURE_RETPOLINE); + break; } -specv2_set_mode: spectre_v2_enabled = mode; pr_info("%s\n", spectre_v2_strings[mode]); @@ -975,7 +1063,7 @@ specv2_set_mode: * the CPU supports Enhanced IBRS, kernel might un-intentionally not * enable IBRS around firmware calls. */ - if (boot_cpu_has(X86_FEATURE_IBRS) && mode != SPECTRE_V2_IBRS_ENHANCED) { + if (boot_cpu_has(X86_FEATURE_IBRS) && !spectre_v2_in_eibrs_mode(mode)) { setup_force_cpu_cap(X86_FEATURE_USE_IBRS_FW); pr_info("Enabling Restricted Speculation for firmware calls\n"); } @@ -1045,6 +1133,10 @@ void cpu_bugs_smt_update(void) { mutex_lock(&spec_ctrl_mutex); + if (sched_smt_active() && unprivileged_ebpf_enabled() && + spectre_v2_enabled == SPECTRE_V2_EIBRS_LFENCE) + pr_warn_once(SPECTRE_V2_EIBRS_LFENCE_EBPF_SMT_MSG); + switch (spectre_v2_user_stibp) { case SPECTRE_V2_USER_NONE: break; @@ -1684,7 +1776,7 @@ static ssize_t tsx_async_abort_show_state(char *buf) static char *stibp_state(void) { - if (spectre_v2_enabled == SPECTRE_V2_IBRS_ENHANCED) + if (spectre_v2_in_eibrs_mode(spectre_v2_enabled)) return ""; switch (spectre_v2_user_stibp) { @@ -1714,6 +1806,27 @@ static char *ibpb_state(void) return ""; } +static ssize_t spectre_v2_show_state(char *buf) +{ + if (spectre_v2_enabled == SPECTRE_V2_LFENCE) + return sprintf(buf, "Vulnerable: LFENCE\n"); + + if (spectre_v2_enabled == SPECTRE_V2_EIBRS && unprivileged_ebpf_enabled()) + return sprintf(buf, "Vulnerable: eIBRS with unprivileged eBPF\n"); + + if (sched_smt_active() && unprivileged_ebpf_enabled() && + spectre_v2_enabled == SPECTRE_V2_EIBRS_LFENCE) + return sprintf(buf, "Vulnerable: eIBRS+LFENCE with unprivileged eBPF and SMT\n"); + + return sprintf(buf, "%s%s%s%s%s%s\n", + spectre_v2_strings[spectre_v2_enabled], + ibpb_state(), + boot_cpu_has(X86_FEATURE_USE_IBRS_FW) ? ", IBRS_FW" : "", + stibp_state(), + boot_cpu_has(X86_FEATURE_RSB_CTXSW) ? ", RSB filling" : "", + spectre_v2_module_string()); +} + static ssize_t srbds_show_state(char *buf) { return sprintf(buf, "%s\n", srbds_strings[srbds_mitigation]); @@ -1739,12 +1852,7 @@ static ssize_t cpu_show_common(struct device *dev, struct device_attribute *attr return sprintf(buf, "%s\n", spectre_v1_strings[spectre_v1_mitigation]); case X86_BUG_SPECTRE_V2: - return sprintf(buf, "%s%s%s%s%s%s\n", spectre_v2_strings[spectre_v2_enabled], - ibpb_state(), - boot_cpu_has(X86_FEATURE_USE_IBRS_FW) ? ", IBRS_FW" : "", - stibp_state(), - boot_cpu_has(X86_FEATURE_RSB_CTXSW) ? ", RSB filling" : "", - spectre_v2_module_string()); + return spectre_v2_show_state(buf); case X86_BUG_SPEC_STORE_BYPASS: return sprintf(buf, "%s\n", ssb_strings[ssb_mode]); diff --git a/arch/x86/kernel/cpu/common.c b/arch/x86/kernel/cpu/common.c index 7b8382c11788..64deb7727d00 100644 --- a/arch/x86/kernel/cpu/common.c +++ b/arch/x86/kernel/cpu/common.c @@ -88,6 +88,83 @@ EXPORT_SYMBOL_GPL(get_llc_id); /* L2 cache ID of each logical CPU */ DEFINE_PER_CPU_READ_MOSTLY(u16, cpu_l2c_id) = BAD_APICID; +static struct ppin_info { + int feature; + int msr_ppin_ctl; + int msr_ppin; +} ppin_info[] = { + [X86_VENDOR_INTEL] = { + .feature = X86_FEATURE_INTEL_PPIN, + .msr_ppin_ctl = MSR_PPIN_CTL, + .msr_ppin = MSR_PPIN + }, + [X86_VENDOR_AMD] = { + .feature = X86_FEATURE_AMD_PPIN, + .msr_ppin_ctl = MSR_AMD_PPIN_CTL, + .msr_ppin = MSR_AMD_PPIN + }, +}; + +static const struct x86_cpu_id ppin_cpuids[] = { + X86_MATCH_FEATURE(X86_FEATURE_AMD_PPIN, &ppin_info[X86_VENDOR_AMD]), + X86_MATCH_FEATURE(X86_FEATURE_INTEL_PPIN, &ppin_info[X86_VENDOR_INTEL]), + + /* Legacy models without CPUID enumeration */ + X86_MATCH_INTEL_FAM6_MODEL(IVYBRIDGE_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(HASWELL_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_D, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(BROADWELL_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(SKYLAKE_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(ICELAKE_D, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(SAPPHIRERAPIDS_X, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNL, &ppin_info[X86_VENDOR_INTEL]), + X86_MATCH_INTEL_FAM6_MODEL(XEON_PHI_KNM, &ppin_info[X86_VENDOR_INTEL]), + + {} +}; + +static void ppin_init(struct cpuinfo_x86 *c) +{ + const struct x86_cpu_id *id; + unsigned long long val; + struct ppin_info *info; + + id = x86_match_cpu(ppin_cpuids); + if (!id) + return; + + /* + * Testing the presence of the MSR is not enough. Need to check + * that the PPIN_CTL allows reading of the PPIN. + */ + info = (struct ppin_info *)id->driver_data; + + if (rdmsrl_safe(info->msr_ppin_ctl, &val)) + goto clear_ppin; + + if ((val & 3UL) == 1UL) { + /* PPIN locked in disabled mode */ + goto clear_ppin; + } + + /* If PPIN is disabled, try to enable */ + if (!(val & 2UL)) { + wrmsrl_safe(info->msr_ppin_ctl, val | 2UL); + rdmsrl_safe(info->msr_ppin_ctl, &val); + } + + /* Is the enable bit set? */ + if (val & 2UL) { + c->ppin = __rdmsr(info->msr_ppin); + set_cpu_cap(c, info->feature); + return; + } + +clear_ppin: + clear_cpu_cap(c, info->feature); +} + /* correctly size the local cpu masks */ void __init setup_cpu_local_masks(void) { @@ -1655,6 +1732,8 @@ static void identify_cpu(struct cpuinfo_x86 *c) c->x86_capability[i] |= boot_cpu_data.x86_capability[i]; } + ppin_init(c); + /* Init Machine Check Exception if available. */ mcheck_cpu_init(c); diff --git a/arch/x86/kernel/cpu/mce/amd.c b/arch/x86/kernel/cpu/mce/amd.c index 9f4b508886dd..1940d305db1c 100644 --- a/arch/x86/kernel/cpu/mce/amd.c +++ b/arch/x86/kernel/cpu/mce/amd.c @@ -993,6 +993,7 @@ static struct attribute *default_attrs[] = { NULL, /* possibly interrupt_enable if supported, see below */ NULL, }; +ATTRIBUTE_GROUPS(default); #define to_block(k) container_of(k, struct threshold_block, kobj) #define to_attr(a) container_of(a, struct threshold_attr, attr) @@ -1029,7 +1030,7 @@ static void threshold_block_release(struct kobject *kobj); static struct kobj_type threshold_ktype = { .sysfs_ops = &threshold_ops, - .default_attrs = default_attrs, + .default_groups = default_groups, .release = threshold_block_release, }; @@ -1101,10 +1102,10 @@ static int allocate_threshold_blocks(unsigned int cpu, struct threshold_bank *tb b->threshold_limit = THRESHOLD_MAX; if (b->interrupt_capable) { - threshold_ktype.default_attrs[2] = &interrupt_enable.attr; + default_attrs[2] = &interrupt_enable.attr; b->interrupt_enable = 1; } else { - threshold_ktype.default_attrs[2] = NULL; + default_attrs[2] = NULL; } INIT_LIST_HEAD(&b->miscj); diff --git a/arch/x86/kernel/cpu/mce/core.c b/arch/x86/kernel/cpu/mce/core.c index 5818b837fd4d..4f1e825033ce 100644 --- a/arch/x86/kernel/cpu/mce/core.c +++ b/arch/x86/kernel/cpu/mce/core.c @@ -138,12 +138,7 @@ void mce_setup(struct mce *m) m->socketid = cpu_data(m->extcpu).phys_proc_id; m->apicid = cpu_data(m->extcpu).initial_apicid; m->mcgcap = __rdmsr(MSR_IA32_MCG_CAP); - - if (this_cpu_has(X86_FEATURE_INTEL_PPIN)) - m->ppin = __rdmsr(MSR_PPIN); - else if (this_cpu_has(X86_FEATURE_AMD_PPIN)) - m->ppin = __rdmsr(MSR_AMD_PPIN); - + m->ppin = cpu_data(m->extcpu).ppin; m->microcode = boot_cpu_data.microcode; } diff --git a/arch/x86/kernel/cpu/mce/intel.c b/arch/x86/kernel/cpu/mce/intel.c index baafbb37be67..95275a5e57e0 100644 --- a/arch/x86/kernel/cpu/mce/intel.c +++ b/arch/x86/kernel/cpu/mce/intel.c @@ -470,47 +470,6 @@ void intel_clear_lmce(void) wrmsrl(MSR_IA32_MCG_EXT_CTL, val); } -static void intel_ppin_init(struct cpuinfo_x86 *c) -{ - unsigned long long val; - - /* - * Even if testing the presence of the MSR would be enough, we don't - * want to risk the situation where other models reuse this MSR for - * other purposes. - */ - switch (c->x86_model) { - case INTEL_FAM6_IVYBRIDGE_X: - case INTEL_FAM6_HASWELL_X: - case INTEL_FAM6_BROADWELL_D: - case INTEL_FAM6_BROADWELL_X: - case INTEL_FAM6_SKYLAKE_X: - case INTEL_FAM6_ICELAKE_X: - case INTEL_FAM6_ICELAKE_D: - case INTEL_FAM6_SAPPHIRERAPIDS_X: - case INTEL_FAM6_XEON_PHI_KNL: - case INTEL_FAM6_XEON_PHI_KNM: - - if (rdmsrl_safe(MSR_PPIN_CTL, &val)) - return; - - if ((val & 3UL) == 1UL) { - /* PPIN locked in disabled mode */ - return; - } - - /* If PPIN is disabled, try to enable */ - if (!(val & 2UL)) { - wrmsrl_safe(MSR_PPIN_CTL, val | 2UL); - rdmsrl_safe(MSR_PPIN_CTL, &val); - } - - /* Is the enable bit set? */ - if (val & 2UL) - set_cpu_cap(c, X86_FEATURE_INTEL_PPIN); - } -} - /* * Enable additional error logs from the integrated * memory controller on processors that support this. @@ -535,7 +494,6 @@ void mce_intel_feature_init(struct cpuinfo_x86 *c) { intel_init_cmci(); intel_init_lmce(); - intel_ppin_init(c); intel_imc_init(c); } diff --git a/arch/x86/kernel/cpu/mshyperv.c b/arch/x86/kernel/cpu/mshyperv.c index 5a99f993e639..e0a572472052 100644 --- a/arch/x86/kernel/cpu/mshyperv.c +++ b/arch/x86/kernel/cpu/mshyperv.c @@ -33,6 +33,7 @@ #include <asm/nmi.h> #include <clocksource/hyperv_timer.h> #include <asm/numa.h> +#include <asm/coco.h> /* Is Linux running as the root partition? */ bool hv_root_partition; @@ -344,6 +345,11 @@ static void __init ms_hyperv_init_platform(void) */ swiotlb_force = SWIOTLB_FORCE; #endif + /* Isolation VMs are unenlightened SEV-based VMs, thus this check: */ + if (IS_ENABLED(CONFIG_AMD_MEM_ENCRYPT)) { + if (hv_get_isolation_type() != HV_ISOLATION_TYPE_NONE) + cc_set_vendor(CC_VENDOR_HYPERV); + } } if (hv_max_functions_eax >= HYPERV_CPUID_NESTED_FEATURES) { diff --git a/arch/x86/kernel/cpu/scattered.c b/arch/x86/kernel/cpu/scattered.c index 21d1f062895a..4143b1e4c5c6 100644 --- a/arch/x86/kernel/cpu/scattered.c +++ b/arch/x86/kernel/cpu/scattered.c @@ -26,6 +26,7 @@ struct cpuid_bit { static const struct cpuid_bit cpuid_bits[] = { { X86_FEATURE_APERFMPERF, CPUID_ECX, 0, 0x00000006, 0 }, { X86_FEATURE_EPB, CPUID_ECX, 3, 0x00000006, 0 }, + { X86_FEATURE_INTEL_PPIN, CPUID_EBX, 0, 0x00000007, 1 }, { X86_FEATURE_CQM_LLC, CPUID_EDX, 1, 0x0000000f, 0 }, { X86_FEATURE_CQM_OCCUP_LLC, CPUID_EDX, 0, 0x0000000f, 1 }, { X86_FEATURE_CQM_MBM_TOTAL, CPUID_EDX, 1, 0x0000000f, 1 }, diff --git a/arch/x86/kernel/cpu/sgx/encl.c b/arch/x86/kernel/cpu/sgx/encl.c index 48afe96ae0f0..7c63a1911fae 100644 --- a/arch/x86/kernel/cpu/sgx/encl.c +++ b/arch/x86/kernel/cpu/sgx/encl.c @@ -13,6 +13,30 @@ #include "sgx.h" /* + * Calculate byte offset of a PCMD struct associated with an enclave page. PCMD's + * follow right after the EPC data in the backing storage. In addition to the + * visible enclave pages, there's one extra page slot for SECS, before PCMD + * structs. + */ +static inline pgoff_t sgx_encl_get_backing_page_pcmd_offset(struct sgx_encl *encl, + unsigned long page_index) +{ + pgoff_t epc_end_off = encl->size + sizeof(struct sgx_secs); + + return epc_end_off + page_index * sizeof(struct sgx_pcmd); +} + +/* + * Free a page from the backing storage in the given page index. + */ +static inline void sgx_encl_truncate_backing_page(struct sgx_encl *encl, unsigned long page_index) +{ + struct inode *inode = file_inode(encl->backing); + + shmem_truncate_range(inode, PFN_PHYS(page_index), PFN_PHYS(page_index) + PAGE_SIZE - 1); +} + +/* * ELDU: Load an EPC page as unblocked. For more info, see "OS Management of EPC * Pages" in the SDM. */ @@ -22,9 +46,11 @@ static int __sgx_encl_eldu(struct sgx_encl_page *encl_page, { unsigned long va_offset = encl_page->desc & SGX_ENCL_PAGE_VA_OFFSET_MASK; struct sgx_encl *encl = encl_page->encl; + pgoff_t page_index, page_pcmd_off; struct sgx_pageinfo pginfo; struct sgx_backing b; - pgoff_t page_index; + bool pcmd_page_empty; + u8 *pcmd_page; int ret; if (secs_page) @@ -32,14 +58,16 @@ static int __sgx_encl_eldu(struct sgx_encl_page *encl_page, else page_index = PFN_DOWN(encl->size); + page_pcmd_off = sgx_encl_get_backing_page_pcmd_offset(encl, page_index); + ret = sgx_encl_get_backing(encl, page_index, &b); if (ret) return ret; pginfo.addr = encl_page->desc & PAGE_MASK; pginfo.contents = (unsigned long)kmap_atomic(b.contents); - pginfo.metadata = (unsigned long)kmap_atomic(b.pcmd) + - b.pcmd_offset; + pcmd_page = kmap_atomic(b.pcmd); + pginfo.metadata = (unsigned long)pcmd_page + b.pcmd_offset; if (secs_page) pginfo.secs = (u64)sgx_get_epc_virt_addr(secs_page); @@ -55,11 +83,24 @@ static int __sgx_encl_eldu(struct sgx_encl_page *encl_page, ret = -EFAULT; } - kunmap_atomic((void *)(unsigned long)(pginfo.metadata - b.pcmd_offset)); + memset(pcmd_page + b.pcmd_offset, 0, sizeof(struct sgx_pcmd)); + + /* + * The area for the PCMD in the page was zeroed above. Check if the + * whole page is now empty meaning that all PCMD's have been zeroed: + */ + pcmd_page_empty = !memchr_inv(pcmd_page, 0, PAGE_SIZE); + + kunmap_atomic(pcmd_page); kunmap_atomic((void *)(unsigned long)pginfo.contents); sgx_encl_put_backing(&b, false); + sgx_encl_truncate_backing_page(encl, page_index); + + if (pcmd_page_empty) + sgx_encl_truncate_backing_page(encl, PFN_DOWN(page_pcmd_off)); + return ret; } @@ -579,7 +620,7 @@ static struct page *sgx_encl_get_backing_page(struct sgx_encl *encl, int sgx_encl_get_backing(struct sgx_encl *encl, unsigned long page_index, struct sgx_backing *backing) { - pgoff_t pcmd_index = PFN_DOWN(encl->size) + 1 + (page_index >> 5); + pgoff_t page_pcmd_off = sgx_encl_get_backing_page_pcmd_offset(encl, page_index); struct page *contents; struct page *pcmd; @@ -587,7 +628,7 @@ int sgx_encl_get_backing(struct sgx_encl *encl, unsigned long page_index, if (IS_ERR(contents)) return PTR_ERR(contents); - pcmd = sgx_encl_get_backing_page(encl, pcmd_index); + pcmd = sgx_encl_get_backing_page(encl, PFN_DOWN(page_pcmd_off)); if (IS_ERR(pcmd)) { put_page(contents); return PTR_ERR(pcmd); @@ -596,9 +637,7 @@ int sgx_encl_get_backing(struct sgx_encl *encl, unsigned long page_index, backing->page_index = page_index; backing->contents = contents; backing->pcmd = pcmd; - backing->pcmd_offset = - (page_index & (PAGE_SIZE / sizeof(struct sgx_pcmd) - 1)) * - sizeof(struct sgx_pcmd); + backing->pcmd_offset = page_pcmd_off & (PAGE_SIZE - 1); return 0; } diff --git a/arch/x86/kernel/cpu/sgx/main.c b/arch/x86/kernel/cpu/sgx/main.c index 4b41efc9e367..8e4bc6453d26 100644 --- a/arch/x86/kernel/cpu/sgx/main.c +++ b/arch/x86/kernel/cpu/sgx/main.c @@ -344,10 +344,8 @@ static void sgx_reclaim_pages(void) { struct sgx_epc_page *chunk[SGX_NR_TO_SCAN]; struct sgx_backing backing[SGX_NR_TO_SCAN]; - struct sgx_epc_section *section; struct sgx_encl_page *encl_page; struct sgx_epc_page *epc_page; - struct sgx_numa_node *node; pgoff_t page_index; int cnt = 0; int ret; @@ -418,13 +416,7 @@ skip: kref_put(&encl_page->encl->refcount, sgx_encl_release); epc_page->flags &= ~SGX_EPC_PAGE_RECLAIMER_TRACKED; - section = &sgx_epc_sections[epc_page->section]; - node = section->node; - - spin_lock(&node->lock); - list_add_tail(&epc_page->list, &node->free_page_list); - spin_unlock(&node->lock); - atomic_long_inc(&sgx_nr_free_pages); + sgx_free_epc_page(epc_page); } } diff --git a/arch/x86/kernel/e820.c b/arch/x86/kernel/e820.c index bc0657f0deed..f267205f2d5a 100644 --- a/arch/x86/kernel/e820.c +++ b/arch/x86/kernel/e820.c @@ -995,8 +995,10 @@ early_param("memmap", parse_memmap_opt); */ void __init e820__reserve_setup_data(void) { + struct setup_indirect *indirect; struct setup_data *data; - u64 pa_data; + u64 pa_data, pa_next; + u32 len; pa_data = boot_params.hdr.setup_data; if (!pa_data) @@ -1004,6 +1006,14 @@ void __init e820__reserve_setup_data(void) while (pa_data) { data = early_memremap(pa_data, sizeof(*data)); + if (!data) { + pr_warn("e820: failed to memremap setup_data entry\n"); + return; + } + + len = sizeof(*data); + pa_next = data->next; + e820__range_update(pa_data, sizeof(*data)+data->len, E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); /* @@ -1015,18 +1025,27 @@ void __init e820__reserve_setup_data(void) sizeof(*data) + data->len, E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) { - e820__range_update(((struct setup_indirect *)data->data)->addr, - ((struct setup_indirect *)data->data)->len, - E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); - e820__range_update_kexec(((struct setup_indirect *)data->data)->addr, - ((struct setup_indirect *)data->data)->len, - E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); + if (data->type == SETUP_INDIRECT) { + len += data->len; + early_memunmap(data, sizeof(*data)); + data = early_memremap(pa_data, len); + if (!data) { + pr_warn("e820: failed to memremap indirect setup_data\n"); + return; + } + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) { + e820__range_update(indirect->addr, indirect->len, + E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); + e820__range_update_kexec(indirect->addr, indirect->len, + E820_TYPE_RAM, E820_TYPE_RESERVED_KERN); + } } - pa_data = data->next; - early_memunmap(data, sizeof(*data)); + pa_data = pa_next; + early_memunmap(data, len); } e820__update_table(e820_table); diff --git a/arch/x86/kernel/fpu/regset.c b/arch/x86/kernel/fpu/regset.c index 437d7c930c0b..75ffaef8c299 100644 --- a/arch/x86/kernel/fpu/regset.c +++ b/arch/x86/kernel/fpu/regset.c @@ -91,11 +91,9 @@ int xfpregs_set(struct task_struct *target, const struct user_regset *regset, const void *kbuf, const void __user *ubuf) { struct fpu *fpu = &target->thread.fpu; - struct user32_fxsr_struct newstate; + struct fxregs_state newstate; int ret; - BUILD_BUG_ON(sizeof(newstate) != sizeof(struct fxregs_state)); - if (!cpu_feature_enabled(X86_FEATURE_FXSR)) return -ENODEV; @@ -116,9 +114,10 @@ int xfpregs_set(struct task_struct *target, const struct user_regset *regset, /* Copy the state */ memcpy(&fpu->fpstate->regs.fxsave, &newstate, sizeof(newstate)); - /* Clear xmm8..15 */ + /* Clear xmm8..15 for 32-bit callers */ BUILD_BUG_ON(sizeof(fpu->__fpstate.regs.fxsave.xmm_space) != 16 * 16); - memset(&fpu->fpstate->regs.fxsave.xmm_space[8], 0, 8 * 16); + if (in_ia32_syscall()) + memset(&fpu->fpstate->regs.fxsave.xmm_space[8*4], 0, 8 * 16); /* Mark FP and SSE as in use when XSAVE is enabled */ if (use_xsave()) diff --git a/arch/x86/kernel/fpu/xstate.c b/arch/x86/kernel/fpu/xstate.c index 02b3ddaf4f75..7c7824ae7862 100644 --- a/arch/x86/kernel/fpu/xstate.c +++ b/arch/x86/kernel/fpu/xstate.c @@ -1558,7 +1558,10 @@ static int fpstate_realloc(u64 xfeatures, unsigned int ksize, fpregs_restore_userregs(); newfps->xfeatures = curfps->xfeatures | xfeatures; - newfps->user_xfeatures = curfps->user_xfeatures | xfeatures; + + if (!guest_fpu) + newfps->user_xfeatures = curfps->user_xfeatures | xfeatures; + newfps->xfd = curfps->xfd & ~xfeatures; /* Do the final updates within the locked region */ diff --git a/arch/x86/kernel/head64.c b/arch/x86/kernel/head64.c index de563db9cdcd..4f5ecbbaae77 100644 --- a/arch/x86/kernel/head64.c +++ b/arch/x86/kernel/head64.c @@ -126,7 +126,7 @@ static bool __head check_la57_support(unsigned long physaddr) } #endif -static unsigned long sme_postprocess_startup(struct boot_params *bp, pmdval_t *pmd) +static unsigned long __head sme_postprocess_startup(struct boot_params *bp, pmdval_t *pmd) { unsigned long vaddr, vaddr_end; int i; diff --git a/arch/x86/kernel/kdebugfs.c b/arch/x86/kernel/kdebugfs.c index 64b6da95af98..e2e89bebcbc3 100644 --- a/arch/x86/kernel/kdebugfs.c +++ b/arch/x86/kernel/kdebugfs.c @@ -88,11 +88,13 @@ create_setup_data_node(struct dentry *parent, int no, static int __init create_setup_data_nodes(struct dentry *parent) { + struct setup_indirect *indirect; struct setup_data_node *node; struct setup_data *data; - int error; + u64 pa_data, pa_next; struct dentry *d; - u64 pa_data; + int error; + u32 len; int no = 0; d = debugfs_create_dir("setup_data", parent); @@ -112,12 +114,29 @@ static int __init create_setup_data_nodes(struct dentry *parent) error = -ENOMEM; goto err_dir; } - - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) { - node->paddr = ((struct setup_indirect *)data->data)->addr; - node->type = ((struct setup_indirect *)data->data)->type; - node->len = ((struct setup_indirect *)data->data)->len; + pa_next = data->next; + + if (data->type == SETUP_INDIRECT) { + len = sizeof(*data) + data->len; + memunmap(data); + data = memremap(pa_data, len, MEMREMAP_WB); + if (!data) { + kfree(node); + error = -ENOMEM; + goto err_dir; + } + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) { + node->paddr = indirect->addr; + node->type = indirect->type; + node->len = indirect->len; + } else { + node->paddr = pa_data; + node->type = data->type; + node->len = data->len; + } } else { node->paddr = pa_data; node->type = data->type; @@ -125,7 +144,7 @@ static int __init create_setup_data_nodes(struct dentry *parent) } create_setup_data_node(d, no, node); - pa_data = data->next; + pa_data = pa_next; memunmap(data); no++; diff --git a/arch/x86/kernel/ksysfs.c b/arch/x86/kernel/ksysfs.c index d0a19121c6a4..257892fcefa7 100644 --- a/arch/x86/kernel/ksysfs.c +++ b/arch/x86/kernel/ksysfs.c @@ -91,26 +91,41 @@ static int get_setup_data_paddr(int nr, u64 *paddr) static int __init get_setup_data_size(int nr, size_t *size) { - int i = 0; + u64 pa_data = boot_params.hdr.setup_data, pa_next; + struct setup_indirect *indirect; struct setup_data *data; - u64 pa_data = boot_params.hdr.setup_data; + int i = 0; + u32 len; while (pa_data) { data = memremap(pa_data, sizeof(*data), MEMREMAP_WB); if (!data) return -ENOMEM; + pa_next = data->next; + if (nr == i) { - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) - *size = ((struct setup_indirect *)data->data)->len; - else + if (data->type == SETUP_INDIRECT) { + len = sizeof(*data) + data->len; + memunmap(data); + data = memremap(pa_data, len, MEMREMAP_WB); + if (!data) + return -ENOMEM; + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) + *size = indirect->len; + else + *size = data->len; + } else { *size = data->len; + } memunmap(data); return 0; } - pa_data = data->next; + pa_data = pa_next; memunmap(data); i++; } @@ -120,9 +135,11 @@ static int __init get_setup_data_size(int nr, size_t *size) static ssize_t type_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { + struct setup_indirect *indirect; + struct setup_data *data; int nr, ret; u64 paddr; - struct setup_data *data; + u32 len; ret = kobj_to_setup_data_nr(kobj, &nr); if (ret) @@ -135,10 +152,20 @@ static ssize_t type_show(struct kobject *kobj, if (!data) return -ENOMEM; - if (data->type == SETUP_INDIRECT) - ret = sprintf(buf, "0x%x\n", ((struct setup_indirect *)data->data)->type); - else + if (data->type == SETUP_INDIRECT) { + len = sizeof(*data) + data->len; + memunmap(data); + data = memremap(paddr, len, MEMREMAP_WB); + if (!data) + return -ENOMEM; + + indirect = (struct setup_indirect *)data->data; + + ret = sprintf(buf, "0x%x\n", indirect->type); + } else { ret = sprintf(buf, "0x%x\n", data->type); + } + memunmap(data); return ret; } @@ -149,9 +176,10 @@ static ssize_t setup_data_data_read(struct file *fp, char *buf, loff_t off, size_t count) { + struct setup_indirect *indirect; + struct setup_data *data; int nr, ret = 0; u64 paddr, len; - struct setup_data *data; void *p; ret = kobj_to_setup_data_nr(kobj, &nr); @@ -165,10 +193,27 @@ static ssize_t setup_data_data_read(struct file *fp, if (!data) return -ENOMEM; - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) { - paddr = ((struct setup_indirect *)data->data)->addr; - len = ((struct setup_indirect *)data->data)->len; + if (data->type == SETUP_INDIRECT) { + len = sizeof(*data) + data->len; + memunmap(data); + data = memremap(paddr, len, MEMREMAP_WB); + if (!data) + return -ENOMEM; + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) { + paddr = indirect->addr; + len = indirect->len; + } else { + /* + * Even though this is technically undefined, return + * the data as though it is a normal setup_data struct. + * This will at least allow it to be inspected. + */ + paddr += sizeof(*data); + len = data->len; + } } else { paddr += sizeof(*data); len = data->len; diff --git a/arch/x86/kernel/kvm.c b/arch/x86/kernel/kvm.c index a438217cbfac..d77481ecb0d5 100644 --- a/arch/x86/kernel/kvm.c +++ b/arch/x86/kernel/kvm.c @@ -462,19 +462,24 @@ static bool pv_tlb_flush_supported(void) { return (kvm_para_has_feature(KVM_FEATURE_PV_TLB_FLUSH) && !kvm_para_has_hint(KVM_HINTS_REALTIME) && - kvm_para_has_feature(KVM_FEATURE_STEAL_TIME)); + kvm_para_has_feature(KVM_FEATURE_STEAL_TIME) && + !boot_cpu_has(X86_FEATURE_MWAIT) && + (num_possible_cpus() != 1)); } static bool pv_ipi_supported(void) { - return kvm_para_has_feature(KVM_FEATURE_PV_SEND_IPI); + return (kvm_para_has_feature(KVM_FEATURE_PV_SEND_IPI) && + (num_possible_cpus() != 1)); } static bool pv_sched_yield_supported(void) { return (kvm_para_has_feature(KVM_FEATURE_PV_SCHED_YIELD) && !kvm_para_has_hint(KVM_HINTS_REALTIME) && - kvm_para_has_feature(KVM_FEATURE_STEAL_TIME)); + kvm_para_has_feature(KVM_FEATURE_STEAL_TIME) && + !boot_cpu_has(X86_FEATURE_MWAIT) && + (num_possible_cpus() != 1)); } #define KVM_IPI_CLUSTER_SIZE (2 * BITS_PER_LONG) @@ -619,7 +624,7 @@ static void kvm_smp_send_call_func_ipi(const struct cpumask *mask) /* Make sure other vCPUs get a chance to run if they need to. */ for_each_cpu(cpu, mask) { - if (vcpu_is_preempted(cpu)) { + if (!idle_cpu(cpu) && vcpu_is_preempted(cpu)) { kvm_hypercall1(KVM_HC_SCHED_YIELD, per_cpu(x86_cpu_to_apicid, cpu)); break; } diff --git a/arch/x86/kernel/kvmclock.c b/arch/x86/kernel/kvmclock.c index a35cbf9107af..c5caa7311bd8 100644 --- a/arch/x86/kernel/kvmclock.c +++ b/arch/x86/kernel/kvmclock.c @@ -239,6 +239,9 @@ static void __init kvmclock_init_mem(void) static int __init kvm_setup_vsyscall_timeinfo(void) { + if (!kvm_para_available() || !kvmclock) + return 0; + kvmclock_init_mem(); #ifdef CONFIG_X86_64 diff --git a/arch/x86/kernel/module.c b/arch/x86/kernel/module.c index 95fa745e310a..96d7c27b7093 100644 --- a/arch/x86/kernel/module.c +++ b/arch/x86/kernel/module.c @@ -273,6 +273,14 @@ int module_finalize(const Elf_Ehdr *hdr, retpolines = s; } + /* + * See alternative_instructions() for the ordering rules between the + * various patching types. + */ + if (para) { + void *pseg = (void *)para->sh_addr; + apply_paravirt(pseg, pseg + para->sh_size); + } if (retpolines) { void *rseg = (void *)retpolines->sh_addr; apply_retpolines(rseg, rseg + retpolines->sh_size); @@ -290,11 +298,6 @@ int module_finalize(const Elf_Ehdr *hdr, tseg, tseg + text->sh_size); } - if (para) { - void *pseg = (void *)para->sh_addr; - apply_paravirt(pseg, pseg + para->sh_size); - } - /* make jump label nops */ jump_label_apply_nops(me); diff --git a/arch/x86/kernel/nmi.c b/arch/x86/kernel/nmi.c index 4bce802d25fb..e73f7df362f5 100644 --- a/arch/x86/kernel/nmi.c +++ b/arch/x86/kernel/nmi.c @@ -292,7 +292,6 @@ unknown_nmi_error(unsigned char reason, struct pt_regs *regs) pr_emerg("Uhhuh. NMI received for unknown reason %02x on CPU %d.\n", reason, smp_processor_id()); - pr_emerg("Do you have a strange power saving mode enabled?\n"); if (unknown_nmi_panic || panic_on_unrecovered_nmi) nmi_panic(regs, "NMI: Not continuing"); diff --git a/arch/x86/kernel/process.c b/arch/x86/kernel/process.c index 81d8ef036637..e131d71b3cae 100644 --- a/arch/x86/kernel/process.c +++ b/arch/x86/kernel/process.c @@ -765,8 +765,11 @@ void stop_this_cpu(void *dummy) * without the encryption bit, they don't race each other when flushed * and potentially end up with the wrong entry being committed to * memory. + * + * Test the CPUID bit directly because the machine might've cleared + * X86_FEATURE_SME due to cmdline options. */ - if (boot_cpu_has(X86_FEATURE_SME)) + if (cpuid_eax(0x8000001f) & BIT(0)) native_wbinvd(); for (;;) { /* diff --git a/arch/x86/kernel/ptrace.c b/arch/x86/kernel/ptrace.c index 6d2244c94799..8d2f2f995539 100644 --- a/arch/x86/kernel/ptrace.c +++ b/arch/x86/kernel/ptrace.c @@ -1224,7 +1224,7 @@ static struct user_regset x86_64_regsets[] __ro_after_init = { }, [REGSET_FP] = { .core_note_type = NT_PRFPREG, - .n = sizeof(struct user_i387_struct) / sizeof(long), + .n = sizeof(struct fxregs_state) / sizeof(long), .size = sizeof(long), .align = sizeof(long), .active = regset_xregset_fpregs_active, .regset_get = xfpregs_get, .set = xfpregs_set }, @@ -1271,7 +1271,7 @@ static struct user_regset x86_32_regsets[] __ro_after_init = { }, [REGSET_XFP] = { .core_note_type = NT_PRXFPREG, - .n = sizeof(struct user32_fxsr_struct) / sizeof(u32), + .n = sizeof(struct fxregs_state) / sizeof(u32), .size = sizeof(u32), .align = sizeof(u32), .active = regset_xregset_fpregs_active, .regset_get = xfpregs_get, .set = xfpregs_set }, diff --git a/arch/x86/kernel/setup.c b/arch/x86/kernel/setup.c index f7a132eb794d..90d7e1788c91 100644 --- a/arch/x86/kernel/setup.c +++ b/arch/x86/kernel/setup.c @@ -369,21 +369,41 @@ static void __init parse_setup_data(void) static void __init memblock_x86_reserve_range_setup_data(void) { + struct setup_indirect *indirect; struct setup_data *data; - u64 pa_data; + u64 pa_data, pa_next; + u32 len; pa_data = boot_params.hdr.setup_data; while (pa_data) { data = early_memremap(pa_data, sizeof(*data)); + if (!data) { + pr_warn("setup: failed to memremap setup_data entry\n"); + return; + } + + len = sizeof(*data); + pa_next = data->next; + memblock_reserve(pa_data, sizeof(*data) + data->len); - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) - memblock_reserve(((struct setup_indirect *)data->data)->addr, - ((struct setup_indirect *)data->data)->len); + if (data->type == SETUP_INDIRECT) { + len += data->len; + early_memunmap(data, sizeof(*data)); + data = early_memremap(pa_data, len); + if (!data) { + pr_warn("setup: failed to memremap indirect setup_data\n"); + return; + } - pa_data = data->next; - early_memunmap(data, sizeof(*data)); + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) + memblock_reserve(indirect->addr, indirect->len); + } + + pa_data = pa_next; + early_memunmap(data, len); } } diff --git a/arch/x86/kernel/traps.c b/arch/x86/kernel/traps.c index 7ef00dee35be..2e37862e3a8c 100644 --- a/arch/x86/kernel/traps.c +++ b/arch/x86/kernel/traps.c @@ -714,6 +714,7 @@ static bool do_int3(struct pt_regs *regs) return res == NOTIFY_STOP; } +NOKPROBE_SYMBOL(do_int3); static void do_int3_user(struct pt_regs *regs) { diff --git a/arch/x86/kernel/x86_init.c b/arch/x86/kernel/x86_init.c index 7d20c1d34a3c..e84ee5cdbd8c 100644 --- a/arch/x86/kernel/x86_init.c +++ b/arch/x86/kernel/x86_init.c @@ -129,6 +129,11 @@ struct x86_cpuinit_ops x86_cpuinit = { static void default_nmi_init(void) { }; +static void enc_status_change_prepare_noop(unsigned long vaddr, int npages, bool enc) { } +static bool enc_status_change_finish_noop(unsigned long vaddr, int npages, bool enc) { return false; } +static bool enc_tlb_flush_required_noop(bool enc) { return false; } +static bool enc_cache_flush_required_noop(void) { return false; } + struct x86_platform_ops x86_platform __ro_after_init = { .calibrate_cpu = native_calibrate_cpu_early, .calibrate_tsc = native_calibrate_tsc, @@ -138,9 +143,16 @@ struct x86_platform_ops x86_platform __ro_after_init = { .is_untracked_pat_range = is_ISA_range, .nmi_init = default_nmi_init, .get_nmi_reason = default_get_nmi_reason, - .save_sched_clock_state = tsc_save_sched_clock_state, - .restore_sched_clock_state = tsc_restore_sched_clock_state, + .save_sched_clock_state = tsc_save_sched_clock_state, + .restore_sched_clock_state = tsc_restore_sched_clock_state, .hyper.pin_vcpu = x86_op_int_noop, + + .guest = { + .enc_status_change_prepare = enc_status_change_prepare_noop, + .enc_status_change_finish = enc_status_change_finish_noop, + .enc_tlb_flush_required = enc_tlb_flush_required_noop, + .enc_cache_flush_required = enc_cache_flush_required_noop, + }, }; EXPORT_SYMBOL_GPL(x86_platform); diff --git a/arch/x86/kvm/cpuid.c b/arch/x86/kvm/cpuid.c index 494d4d351859..b8f8d268d058 100644 --- a/arch/x86/kvm/cpuid.c +++ b/arch/x86/kvm/cpuid.c @@ -282,6 +282,7 @@ static void kvm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu) { struct kvm_lapic *apic = vcpu->arch.apic; struct kvm_cpuid_entry2 *best; + u64 guest_supported_xcr0; best = kvm_find_cpuid_entry(vcpu, 1, 0); if (best && apic) { @@ -293,9 +294,11 @@ static void kvm_vcpu_after_set_cpuid(struct kvm_vcpu *vcpu) kvm_apic_set_version(vcpu); } - vcpu->arch.guest_supported_xcr0 = + guest_supported_xcr0 = cpuid_get_supported_xcr0(vcpu->arch.cpuid_entries, vcpu->arch.cpuid_nent); + vcpu->arch.guest_fpu.fpstate->user_xfeatures = guest_supported_xcr0; + kvm_update_pv_runtime(vcpu); vcpu->arch.maxphyaddr = cpuid_query_maxphyaddr(vcpu); diff --git a/arch/x86/kvm/emulate.c b/arch/x86/kvm/emulate.c index 5719d8cfdbd9..e86d610dc6b7 100644 --- a/arch/x86/kvm/emulate.c +++ b/arch/x86/kvm/emulate.c @@ -429,8 +429,23 @@ static int fastop(struct x86_emulate_ctxt *ctxt, fastop_t fop); FOP_END /* Special case for SETcc - 1 instruction per cc */ + +/* + * Depending on .config the SETcc functions look like: + * + * SETcc %al [3 bytes] + * RET [1 byte] + * INT3 [1 byte; CONFIG_SLS] + * + * Which gives possible sizes 4 or 5. When rounded up to the + * next power-of-two alignment they become 4 or 8. + */ +#define SETCC_LENGTH (4 + IS_ENABLED(CONFIG_SLS)) +#define SETCC_ALIGN (4 << IS_ENABLED(CONFIG_SLS)) +static_assert(SETCC_LENGTH <= SETCC_ALIGN); + #define FOP_SETCC(op) \ - ".align 4 \n\t" \ + ".align " __stringify(SETCC_ALIGN) " \n\t" \ ".type " #op ", @function \n\t" \ #op ": \n\t" \ #op " %al \n\t" \ @@ -1047,7 +1062,7 @@ static int em_bsr_c(struct x86_emulate_ctxt *ctxt) static __always_inline u8 test_cc(unsigned int condition, unsigned long flags) { u8 rc; - void (*fop)(void) = (void *)em_setcc + 4 * (condition & 0xf); + void (*fop)(void) = (void *)em_setcc + SETCC_ALIGN * (condition & 0xf); flags = (flags & EFLAGS_MASK) | X86_EFLAGS_IF; asm("push %[flags]; popf; " CALL_NOSPEC diff --git a/arch/x86/kvm/lapic.c b/arch/x86/kvm/lapic.c index d7e6fde82d25..9322e6340a74 100644 --- a/arch/x86/kvm/lapic.c +++ b/arch/x86/kvm/lapic.c @@ -2306,7 +2306,12 @@ void kvm_apic_update_apicv(struct kvm_vcpu *vcpu) apic->irr_pending = true; apic->isr_count = 1; } else { - apic->irr_pending = (apic_search_irr(apic) != -1); + /* + * Don't clear irr_pending, searching the IRR can race with + * updates from the CPU as APICv is still active from hardware's + * perspective. The flag will be cleared as appropriate when + * KVM injects the interrupt. + */ apic->isr_count = count_vectors(apic->regs + APIC_ISR); } } diff --git a/arch/x86/kvm/mmu/mmu.c b/arch/x86/kvm/mmu/mmu.c index 593093b52395..5628d0ba637e 100644 --- a/arch/x86/kvm/mmu/mmu.c +++ b/arch/x86/kvm/mmu/mmu.c @@ -3565,7 +3565,7 @@ set_root_pgd: out_unlock: write_unlock(&vcpu->kvm->mmu_lock); - return 0; + return r; } static int mmu_alloc_special_roots(struct kvm_vcpu *vcpu) @@ -3889,12 +3889,23 @@ static void shadow_page_table_clear_flood(struct kvm_vcpu *vcpu, gva_t addr) walk_shadow_page_lockless_end(vcpu); } +static u32 alloc_apf_token(struct kvm_vcpu *vcpu) +{ + /* make sure the token value is not 0 */ + u32 id = vcpu->arch.apf.id; + + if (id << 12 == 0) + vcpu->arch.apf.id = 1; + + return (vcpu->arch.apf.id++ << 12) | vcpu->vcpu_id; +} + static bool kvm_arch_setup_async_pf(struct kvm_vcpu *vcpu, gpa_t cr2_or_gpa, gfn_t gfn) { struct kvm_arch_async_pf arch; - arch.token = (vcpu->arch.apf.id++ << 12) | vcpu->vcpu_id; + arch.token = alloc_apf_token(vcpu); arch.gfn = gfn; arch.direct_map = vcpu->arch.mmu->direct_map; arch.cr3 = vcpu->arch.mmu->get_guest_pgd(vcpu); diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index f614f95acc6b..b1a02993782b 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -95,7 +95,7 @@ static void kvm_perf_overflow(struct perf_event *perf_event, } static void pmc_reprogram_counter(struct kvm_pmc *pmc, u32 type, - unsigned config, bool exclude_user, + u64 config, bool exclude_user, bool exclude_kernel, bool intr, bool in_tx, bool in_tx_cp) { @@ -181,7 +181,8 @@ static int cmp_u64(const void *a, const void *b) void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel) { - unsigned config, type = PERF_TYPE_RAW; + u64 config; + u32 type = PERF_TYPE_RAW; struct kvm *kvm = pmc->vcpu->kvm; struct kvm_pmu_event_filter *filter; bool allow_event = true; @@ -220,7 +221,7 @@ void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel) } if (type == PERF_TYPE_RAW) - config = eventsel & X86_RAW_EVENT_MASK; + config = eventsel & AMD64_RAW_EVENT_MASK; if (pmc->current_config == eventsel && pmc_resume_counter(pmc)) return; diff --git a/arch/x86/kvm/svm/avic.c b/arch/x86/kvm/svm/avic.c index 90364d02f22a..fb3e20791338 100644 --- a/arch/x86/kvm/svm/avic.c +++ b/arch/x86/kvm/svm/avic.c @@ -27,20 +27,6 @@ #include "irq.h" #include "svm.h" -#define SVM_AVIC_DOORBELL 0xc001011b - -#define AVIC_HPA_MASK ~((0xFFFULL << 52) | 0xFFF) - -/* - * 0xff is broadcast, so the max index allowed for physical APIC ID - * table is 0xfe. APIC IDs above 0xff are reserved. - */ -#define AVIC_MAX_PHYSICAL_ID_COUNT 255 - -#define AVIC_UNACCEL_ACCESS_WRITE_MASK 1 -#define AVIC_UNACCEL_ACCESS_OFFSET_MASK 0xFF0 -#define AVIC_UNACCEL_ACCESS_VECTOR_MASK 0xFFFFFFFF - /* AVIC GATAG is encoded using VM and VCPU IDs */ #define AVIC_VCPU_ID_BITS 8 #define AVIC_VCPU_ID_MASK ((1 << AVIC_VCPU_ID_BITS) - 1) @@ -73,12 +59,6 @@ struct amd_svm_iommu_ir { void *data; /* Storing pointer to struct amd_ir_data */ }; -enum avic_ipi_failure_cause { - AVIC_IPI_FAILURE_INVALID_INT_TYPE, - AVIC_IPI_FAILURE_TARGET_NOT_RUNNING, - AVIC_IPI_FAILURE_INVALID_TARGET, - AVIC_IPI_FAILURE_INVALID_BACKING_PAGE, -}; /* Note: * This function is called from IOMMU driver to notify @@ -289,6 +269,22 @@ static int avic_init_backing_page(struct kvm_vcpu *vcpu) return 0; } +void avic_ring_doorbell(struct kvm_vcpu *vcpu) +{ + /* + * Note, the vCPU could get migrated to a different pCPU at any point, + * which could result in signalling the wrong/previous pCPU. But if + * that happens the vCPU is guaranteed to do a VMRUN (after being + * migrated) and thus will process pending interrupts, i.e. a doorbell + * is not needed (and the spurious one is harmless). + */ + int cpu = READ_ONCE(vcpu->cpu); + + if (cpu != get_cpu()) + wrmsrl(MSR_AMD64_SVM_AVIC_DOORBELL, kvm_cpu_get_apicid(cpu)); + put_cpu(); +} + static void avic_kick_target_vcpus(struct kvm *kvm, struct kvm_lapic *source, u32 icrl, u32 icrh) { @@ -304,8 +300,13 @@ static void avic_kick_target_vcpus(struct kvm *kvm, struct kvm_lapic *source, kvm_for_each_vcpu(i, vcpu, kvm) { if (kvm_apic_match_dest(vcpu, source, icrl & APIC_SHORT_MASK, GET_APIC_DEST_FIELD(icrh), - icrl & APIC_DEST_MASK)) - kvm_vcpu_wake_up(vcpu); + icrl & APIC_DEST_MASK)) { + vcpu->arch.apic->irr_pending = true; + svm_complete_interrupt_delivery(vcpu, + icrl & APIC_MODE_MASK, + icrl & APIC_INT_LEVELTRIG, + icrl & APIC_VECTOR_MASK); + } } } @@ -345,8 +346,6 @@ int avic_incomplete_ipi_interception(struct kvm_vcpu *vcpu) avic_kick_target_vcpus(vcpu->kvm, apic, icrl, icrh); break; case AVIC_IPI_FAILURE_INVALID_TARGET: - WARN_ONCE(1, "Invalid IPI target: index=%u, vcpu=%d, icr=%#0x:%#0x\n", - index, vcpu->vcpu_id, icrh, icrl); break; case AVIC_IPI_FAILURE_INVALID_BACKING_PAGE: WARN_ONCE(1, "Invalid backing page\n"); @@ -669,52 +668,6 @@ void svm_load_eoi_exitmap(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap) return; } -int svm_deliver_avic_intr(struct kvm_vcpu *vcpu, int vec) -{ - if (!vcpu->arch.apicv_active) - return -1; - - kvm_lapic_set_irr(vec, vcpu->arch.apic); - - /* - * Pairs with the smp_mb_*() after setting vcpu->guest_mode in - * vcpu_enter_guest() to ensure the write to the vIRR is ordered before - * the read of guest_mode, which guarantees that either VMRUN will see - * and process the new vIRR entry, or that the below code will signal - * the doorbell if the vCPU is already running in the guest. - */ - smp_mb__after_atomic(); - - /* - * Signal the doorbell to tell hardware to inject the IRQ if the vCPU - * is in the guest. If the vCPU is not in the guest, hardware will - * automatically process AVIC interrupts at VMRUN. - */ - if (vcpu->mode == IN_GUEST_MODE) { - int cpu = READ_ONCE(vcpu->cpu); - - /* - * Note, the vCPU could get migrated to a different pCPU at any - * point, which could result in signalling the wrong/previous - * pCPU. But if that happens the vCPU is guaranteed to do a - * VMRUN (after being migrated) and thus will process pending - * interrupts, i.e. a doorbell is not needed (and the spurious - * one is harmless). - */ - if (cpu != get_cpu()) - wrmsrl(SVM_AVIC_DOORBELL, kvm_cpu_get_apicid(cpu)); - put_cpu(); - } else { - /* - * Wake the vCPU if it was blocking. KVM will then detect the - * pending IRQ when checking if the vCPU has a wake event. - */ - kvm_vcpu_wake_up(vcpu); - } - - return 0; -} - bool svm_dy_apicv_has_pending_interrupt(struct kvm_vcpu *vcpu) { return false; diff --git a/arch/x86/kvm/svm/nested.c b/arch/x86/kvm/svm/nested.c index 1218b5a342fc..39d280e7e80e 100644 --- a/arch/x86/kvm/svm/nested.c +++ b/arch/x86/kvm/svm/nested.c @@ -1457,18 +1457,6 @@ static int svm_set_nested_state(struct kvm_vcpu *vcpu, !__nested_vmcb_check_save(vcpu, &save_cached)) goto out_free; - /* - * While the nested guest CR3 is already checked and set by - * KVM_SET_SREGS, it was set when nested state was yet loaded, - * thus MMU might not be initialized correctly. - * Set it again to fix this. - */ - - ret = nested_svm_load_cr3(&svm->vcpu, vcpu->arch.cr3, - nested_npt_enabled(svm), false); - if (WARN_ON_ONCE(ret)) - goto out_free; - /* * All checks done, we can enter guest mode. Userspace provides @@ -1494,6 +1482,20 @@ static int svm_set_nested_state(struct kvm_vcpu *vcpu, svm_switch_vmcb(svm, &svm->nested.vmcb02); nested_vmcb02_prepare_control(svm); + + /* + * While the nested guest CR3 is already checked and set by + * KVM_SET_SREGS, it was set when nested state was yet loaded, + * thus MMU might not be initialized correctly. + * Set it again to fix this. + */ + + ret = nested_svm_load_cr3(&svm->vcpu, vcpu->arch.cr3, + nested_npt_enabled(svm), false); + if (WARN_ON_ONCE(ret)) + goto out_free; + + kvm_make_request(KVM_REQ_GET_NESTED_STATE_PAGES, vcpu); ret = 0; out_free: diff --git a/arch/x86/kvm/svm/svm.c b/arch/x86/kvm/svm/svm.c index a290efb272ad..fd3a00c892c7 100644 --- a/arch/x86/kvm/svm/svm.c +++ b/arch/x86/kvm/svm/svm.c @@ -1585,6 +1585,7 @@ void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) { struct vcpu_svm *svm = to_svm(vcpu); u64 hcr0 = cr0; + bool old_paging = is_paging(vcpu); #ifdef CONFIG_X86_64 if (vcpu->arch.efer & EFER_LME && !vcpu->arch.guest_state_protected) { @@ -1601,8 +1602,11 @@ void svm_set_cr0(struct kvm_vcpu *vcpu, unsigned long cr0) #endif vcpu->arch.cr0 = cr0; - if (!npt_enabled) + if (!npt_enabled) { hcr0 |= X86_CR0_PG | X86_CR0_WP; + if (old_paging != is_paging(vcpu)) + svm_set_cr4(vcpu, kvm_read_cr4(vcpu)); + } /* * re-enable caching here because the QEMU bios @@ -1646,8 +1650,12 @@ void svm_set_cr4(struct kvm_vcpu *vcpu, unsigned long cr4) svm_flush_tlb(vcpu); vcpu->arch.cr4 = cr4; - if (!npt_enabled) + if (!npt_enabled) { cr4 |= X86_CR4_PAE; + + if (!is_paging(vcpu)) + cr4 &= ~(X86_CR4_SMEP | X86_CR4_SMAP | X86_CR4_PKE); + } cr4 |= host_cr4_mce; to_svm(vcpu)->vmcb->save.cr4 = cr4; vmcb_mark_dirty(to_svm(vcpu)->vmcb, VMCB_CR); @@ -2685,8 +2693,23 @@ static int svm_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr) u64 data = msr->data; switch (ecx) { case MSR_AMD64_TSC_RATIO: - if (!msr->host_initiated && !svm->tsc_scaling_enabled) - return 1; + + if (!svm->tsc_scaling_enabled) { + + if (!msr->host_initiated) + return 1; + /* + * In case TSC scaling is not enabled, always + * leave this MSR at the default value. + * + * Due to bug in qemu 6.2.0, it would try to set + * this msr to 0 if tsc scaling is not enabled. + * Ignore this value as well. + */ + if (data != 0 && data != svm->tsc_ratio_msr) + return 1; + break; + } if (data & TSC_RATIO_RSVD) return 1; @@ -3291,21 +3314,55 @@ static void svm_set_irq(struct kvm_vcpu *vcpu) SVM_EVTINJ_VALID | SVM_EVTINJ_TYPE_INTR; } -static void svm_deliver_interrupt(struct kvm_lapic *apic, int delivery_mode, - int trig_mode, int vector) +void svm_complete_interrupt_delivery(struct kvm_vcpu *vcpu, int delivery_mode, + int trig_mode, int vector) { - struct kvm_vcpu *vcpu = apic->vcpu; + /* + * vcpu->arch.apicv_active must be read after vcpu->mode. + * Pairs with smp_store_release in vcpu_enter_guest. + */ + bool in_guest_mode = (smp_load_acquire(&vcpu->mode) == IN_GUEST_MODE); - if (svm_deliver_avic_intr(vcpu, vector)) { - kvm_lapic_set_irr(vector, apic); + if (!READ_ONCE(vcpu->arch.apicv_active)) { + /* Process the interrupt via inject_pending_event */ kvm_make_request(KVM_REQ_EVENT, vcpu); kvm_vcpu_kick(vcpu); + return; + } + + trace_kvm_apicv_accept_irq(vcpu->vcpu_id, delivery_mode, trig_mode, vector); + if (in_guest_mode) { + /* + * Signal the doorbell to tell hardware to inject the IRQ. If + * the vCPU exits the guest before the doorbell chimes, hardware + * will automatically process AVIC interrupts at the next VMRUN. + */ + avic_ring_doorbell(vcpu); } else { - trace_kvm_apicv_accept_irq(vcpu->vcpu_id, delivery_mode, - trig_mode, vector); + /* + * Wake the vCPU if it was blocking. KVM will then detect the + * pending IRQ when checking if the vCPU has a wake event. + */ + kvm_vcpu_wake_up(vcpu); } } +static void svm_deliver_interrupt(struct kvm_lapic *apic, int delivery_mode, + int trig_mode, int vector) +{ + kvm_lapic_set_irr(vector, apic); + + /* + * Pairs with the smp_mb_*() after setting vcpu->guest_mode in + * vcpu_enter_guest() to ensure the write to the vIRR is ordered before + * the read of guest_mode. This guarantees that either VMRUN will see + * and process the new vIRR entry, or that svm_complete_interrupt_delivery + * will signal the doorbell if the CPU has already entered the guest. + */ + smp_mb__after_atomic(); + svm_complete_interrupt_delivery(apic->vcpu, delivery_mode, trig_mode, vector); +} + static void svm_update_cr8_intercept(struct kvm_vcpu *vcpu, int tpr, int irr) { struct vcpu_svm *svm = to_svm(vcpu); @@ -3353,11 +3410,13 @@ static int svm_nmi_allowed(struct kvm_vcpu *vcpu, bool for_injection) if (svm->nested.nested_run_pending) return -EBUSY; + if (svm_nmi_blocked(vcpu)) + return 0; + /* An NMI must not be injected into L2 if it's supposed to VM-Exit. */ if (for_injection && is_guest_mode(vcpu) && nested_exit_on_nmi(svm)) return -EBUSY; - - return !svm_nmi_blocked(vcpu); + return 1; } static bool svm_get_nmi_mask(struct kvm_vcpu *vcpu) @@ -3409,9 +3468,13 @@ bool svm_interrupt_blocked(struct kvm_vcpu *vcpu) static int svm_interrupt_allowed(struct kvm_vcpu *vcpu, bool for_injection) { struct vcpu_svm *svm = to_svm(vcpu); + if (svm->nested.nested_run_pending) return -EBUSY; + if (svm_interrupt_blocked(vcpu)) + return 0; + /* * An IRQ must not be injected into L2 if it's supposed to VM-Exit, * e.g. if the IRQ arrived asynchronously after checking nested events. @@ -3419,7 +3482,7 @@ static int svm_interrupt_allowed(struct kvm_vcpu *vcpu, bool for_injection) if (for_injection && is_guest_mode(vcpu) && nested_exit_on_intr(svm)) return -EBUSY; - return !svm_interrupt_blocked(vcpu); + return 1; } static void svm_enable_irq_window(struct kvm_vcpu *vcpu) @@ -4150,11 +4213,14 @@ static int svm_smi_allowed(struct kvm_vcpu *vcpu, bool for_injection) if (svm->nested.nested_run_pending) return -EBUSY; + if (svm_smi_blocked(vcpu)) + return 0; + /* An SMI must not be injected into L2 if it's supposed to VM-Exit. */ if (for_injection && is_guest_mode(vcpu) && nested_exit_on_smi(svm)) return -EBUSY; - return !svm_smi_blocked(vcpu); + return 1; } static int svm_enter_smm(struct kvm_vcpu *vcpu, char *smstate) @@ -4248,11 +4314,18 @@ static int svm_leave_smm(struct kvm_vcpu *vcpu, const char *smstate) * Enter the nested guest now */ + vmcb_mark_all_dirty(svm->vmcb01.ptr); + vmcb12 = map.hva; nested_copy_vmcb_control_to_cache(svm, &vmcb12->control); nested_copy_vmcb_save_to_cache(svm, &vmcb12->save); ret = enter_svm_guest_mode(vcpu, vmcb12_gpa, vmcb12, false); + if (ret) + goto unmap_save; + + svm->nested.nested_run_pending = 1; + unmap_save: kvm_vcpu_unmap(vcpu, &map_save, true); unmap_map: @@ -4637,6 +4710,7 @@ static __init void svm_set_cpu_caps(void) /* CPUID 0x80000001 and 0x8000000A (SVM features) */ if (nested) { kvm_cpu_cap_set(X86_FEATURE_SVM); + kvm_cpu_cap_set(X86_FEATURE_VMCBCLEAN); if (nrips) kvm_cpu_cap_set(X86_FEATURE_NRIPS); diff --git a/arch/x86/kvm/svm/svm.h b/arch/x86/kvm/svm/svm.h index 73525353e424..fa98d6844728 100644 --- a/arch/x86/kvm/svm/svm.h +++ b/arch/x86/kvm/svm/svm.h @@ -489,6 +489,8 @@ void svm_set_gif(struct vcpu_svm *svm, bool value); int svm_invoke_exit_handler(struct kvm_vcpu *vcpu, u64 exit_code); void set_msr_interception(struct kvm_vcpu *vcpu, u32 *msrpm, u32 msr, int read, int write); +void svm_complete_interrupt_delivery(struct kvm_vcpu *vcpu, int delivery_mode, + int trig_mode, int vec); /* nested.c */ @@ -556,17 +558,6 @@ extern struct kvm_x86_nested_ops svm_nested_ops; /* avic.c */ -#define AVIC_LOGICAL_ID_ENTRY_GUEST_PHYSICAL_ID_MASK (0xFF) -#define AVIC_LOGICAL_ID_ENTRY_VALID_BIT 31 -#define AVIC_LOGICAL_ID_ENTRY_VALID_MASK (1 << 31) - -#define AVIC_PHYSICAL_ID_ENTRY_HOST_PHYSICAL_ID_MASK (0xFFULL) -#define AVIC_PHYSICAL_ID_ENTRY_BACKING_PAGE_MASK (0xFFFFFFFFFFULL << 12) -#define AVIC_PHYSICAL_ID_ENTRY_IS_RUNNING_MASK (1ULL << 62) -#define AVIC_PHYSICAL_ID_ENTRY_VALID_MASK (1ULL << 63) - -#define VMCB_AVIC_APIC_BAR_MASK 0xFFFFFFFFFF000ULL - int avic_ga_log_notifier(u32 ga_tag); void avic_vm_destroy(struct kvm *kvm); int avic_vm_init(struct kvm *kvm); @@ -583,12 +574,12 @@ bool svm_check_apicv_inhibit_reasons(ulong bit); void svm_load_eoi_exitmap(struct kvm_vcpu *vcpu, u64 *eoi_exit_bitmap); void svm_hwapic_irr_update(struct kvm_vcpu *vcpu, int max_irr); void svm_hwapic_isr_update(struct kvm_vcpu *vcpu, int max_isr); -int svm_deliver_avic_intr(struct kvm_vcpu *vcpu, int vec); bool svm_dy_apicv_has_pending_interrupt(struct kvm_vcpu *vcpu); int svm_update_pi_irte(struct kvm *kvm, unsigned int host_irq, uint32_t guest_irq, bool set); void avic_vcpu_blocking(struct kvm_vcpu *vcpu); void avic_vcpu_unblocking(struct kvm_vcpu *vcpu); +void avic_ring_doorbell(struct kvm_vcpu *vcpu); /* sev.c */ diff --git a/arch/x86/kvm/vmx/nested.c b/arch/x86/kvm/vmx/nested.c index ba34e94049c7..dc822a1d403d 100644 --- a/arch/x86/kvm/vmx/nested.c +++ b/arch/x86/kvm/vmx/nested.c @@ -246,8 +246,7 @@ static void vmx_sync_vmcs_host_state(struct vcpu_vmx *vmx, src = &prev->host_state; dest = &vmx->loaded_vmcs->host_state; - vmx_set_vmcs_host_state(dest, src->cr3, src->fs_sel, src->gs_sel, - src->fs_base, src->gs_base); + vmx_set_host_fs_gs(dest, src->fs_sel, src->gs_sel, src->fs_base, src->gs_base); dest->ldt_sel = src->ldt_sel; #ifdef CONFIG_X86_64 dest->ds_sel = src->ds_sel; @@ -3056,7 +3055,7 @@ static int nested_vmx_check_guest_state(struct kvm_vcpu *vcpu, static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) { struct vcpu_vmx *vmx = to_vmx(vcpu); - unsigned long cr4; + unsigned long cr3, cr4; bool vm_fail; if (!nested_early_check) @@ -3079,6 +3078,12 @@ static int nested_vmx_check_vmentry_hw(struct kvm_vcpu *vcpu) */ vmcs_writel(GUEST_RFLAGS, 0); + cr3 = __get_current_cr3_fast(); + if (unlikely(cr3 != vmx->loaded_vmcs->host_state.cr3)) { + vmcs_writel(HOST_CR3, cr3); + vmx->loaded_vmcs->host_state.cr3 = cr3; + } + cr4 = cr4_read_shadow(); if (unlikely(cr4 != vmx->loaded_vmcs->host_state.cr4)) { vmcs_writel(HOST_CR4, cr4); diff --git a/arch/x86/kvm/vmx/vmx.c b/arch/x86/kvm/vmx/vmx.c index 6c27bd0c89e1..b730d799c26e 100644 --- a/arch/x86/kvm/vmx/vmx.c +++ b/arch/x86/kvm/vmx/vmx.c @@ -1080,14 +1080,9 @@ static void pt_guest_exit(struct vcpu_vmx *vmx) wrmsrl(MSR_IA32_RTIT_CTL, vmx->pt_desc.host.ctl); } -void vmx_set_vmcs_host_state(struct vmcs_host_state *host, unsigned long cr3, - u16 fs_sel, u16 gs_sel, - unsigned long fs_base, unsigned long gs_base) +void vmx_set_host_fs_gs(struct vmcs_host_state *host, u16 fs_sel, u16 gs_sel, + unsigned long fs_base, unsigned long gs_base) { - if (unlikely(cr3 != host->cr3)) { - vmcs_writel(HOST_CR3, cr3); - host->cr3 = cr3; - } if (unlikely(fs_sel != host->fs_sel)) { if (!(fs_sel & 7)) vmcs_write16(HOST_FS_SELECTOR, fs_sel); @@ -1182,9 +1177,7 @@ void vmx_prepare_switch_to_guest(struct kvm_vcpu *vcpu) gs_base = segment_base(gs_sel); #endif - vmx_set_vmcs_host_state(host_state, __get_current_cr3_fast(), - fs_sel, gs_sel, fs_base, gs_base); - + vmx_set_host_fs_gs(host_state, fs_sel, gs_sel, fs_base, gs_base); vmx->guest_state_loaded = true; } @@ -6791,7 +6784,7 @@ static noinstr void vmx_vcpu_enter_exit(struct kvm_vcpu *vcpu, static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu) { struct vcpu_vmx *vmx = to_vmx(vcpu); - unsigned long cr4; + unsigned long cr3, cr4; /* Record the guest's net vcpu time for enforced NMI injections. */ if (unlikely(!enable_vnmi && @@ -6834,6 +6827,19 @@ static fastpath_t vmx_vcpu_run(struct kvm_vcpu *vcpu) vmcs_writel(GUEST_RIP, vcpu->arch.regs[VCPU_REGS_RIP]); vcpu->arch.regs_dirty = 0; + /* + * Refresh vmcs.HOST_CR3 if necessary. This must be done immediately + * prior to VM-Enter, as the kernel may load a new ASID (PCID) any time + * it switches back to the current->mm, which can occur in KVM context + * when switching to a temporary mm to patch kernel code, e.g. if KVM + * toggles a static key while handling a VM-Exit. + */ + cr3 = __get_current_cr3_fast(); + if (unlikely(cr3 != vmx->loaded_vmcs->host_state.cr3)) { + vmcs_writel(HOST_CR3, cr3); + vmx->loaded_vmcs->host_state.cr3 = cr3; + } + cr4 = cr4_read_shadow(); if (unlikely(cr4 != vmx->loaded_vmcs->host_state.cr4)) { vmcs_writel(HOST_CR4, cr4); @@ -7659,6 +7665,7 @@ static int vmx_leave_smm(struct kvm_vcpu *vcpu, const char *smstate) if (ret) return ret; + vmx->nested.nested_run_pending = 1; vmx->nested.smm.guest_mode = false; } return 0; diff --git a/arch/x86/kvm/vmx/vmx.h b/arch/x86/kvm/vmx/vmx.h index 7f2c82e7f38f..9c6bfcd84008 100644 --- a/arch/x86/kvm/vmx/vmx.h +++ b/arch/x86/kvm/vmx/vmx.h @@ -374,9 +374,8 @@ int allocate_vpid(void); void free_vpid(int vpid); void vmx_set_constant_host_state(struct vcpu_vmx *vmx); void vmx_prepare_switch_to_guest(struct kvm_vcpu *vcpu); -void vmx_set_vmcs_host_state(struct vmcs_host_state *host, unsigned long cr3, - u16 fs_sel, u16 gs_sel, - unsigned long fs_base, unsigned long gs_base); +void vmx_set_host_fs_gs(struct vmcs_host_state *host, u16 fs_sel, u16 gs_sel, + unsigned long fs_base, unsigned long gs_base); int vmx_get_cpl(struct kvm_vcpu *vcpu); bool vmx_emulation_required(struct kvm_vcpu *vcpu); unsigned long vmx_get_rflags(struct kvm_vcpu *vcpu); diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index 7131d735b1ef..eb4029660bd9 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -984,6 +984,18 @@ void kvm_load_host_xsave_state(struct kvm_vcpu *vcpu) } EXPORT_SYMBOL_GPL(kvm_load_host_xsave_state); +static inline u64 kvm_guest_supported_xcr0(struct kvm_vcpu *vcpu) +{ + return vcpu->arch.guest_fpu.fpstate->user_xfeatures; +} + +#ifdef CONFIG_X86_64 +static inline u64 kvm_guest_supported_xfd(struct kvm_vcpu *vcpu) +{ + return kvm_guest_supported_xcr0(vcpu) & XFEATURE_MASK_USER_DYNAMIC; +} +#endif + static int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) { u64 xcr0 = xcr; @@ -1003,7 +1015,7 @@ static int __kvm_set_xcr(struct kvm_vcpu *vcpu, u32 index, u64 xcr) * saving. However, xcr0 bit 0 is always set, even if the * emulated CPU does not support XSAVE (see kvm_vcpu_reset()). */ - valid_bits = vcpu->arch.guest_supported_xcr0 | XFEATURE_MASK_FP; + valid_bits = kvm_guest_supported_xcr0(vcpu) | XFEATURE_MASK_FP; if (xcr0 & ~valid_bits) return 1; @@ -2351,10 +2363,12 @@ static u64 compute_guest_tsc(struct kvm_vcpu *vcpu, s64 kernel_ns) return tsc; } +#ifdef CONFIG_X86_64 static inline int gtod_is_based_on_tsc(int mode) { return mode == VDSO_CLOCKMODE_TSC || mode == VDSO_CLOCKMODE_HVCLOCK; } +#endif static void kvm_track_tsc_matching(struct kvm_vcpu *vcpu) { @@ -3706,8 +3720,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) !guest_cpuid_has(vcpu, X86_FEATURE_XFD)) return 1; - if (data & ~(XFEATURE_MASK_USER_DYNAMIC & - vcpu->arch.guest_supported_xcr0)) + if (data & ~kvm_guest_supported_xfd(vcpu)) return 1; fpu_update_guest_xfd(&vcpu->arch.guest_fpu, data); @@ -3717,8 +3730,7 @@ int kvm_set_msr_common(struct kvm_vcpu *vcpu, struct msr_data *msr_info) !guest_cpuid_has(vcpu, X86_FEATURE_XFD)) return 1; - if (data & ~(XFEATURE_MASK_USER_DYNAMIC & - vcpu->arch.guest_supported_xcr0)) + if (data & ~kvm_guest_supported_xfd(vcpu)) return 1; vcpu->arch.guest_fpu.xfd_err = data; @@ -4233,6 +4245,7 @@ int kvm_vm_ioctl_check_extension(struct kvm *kvm, long ext) case KVM_CAP_EXIT_ON_EMULATION_FAILURE: case KVM_CAP_VCPU_ATTRIBUTES: case KVM_CAP_SYS_ATTRIBUTES: + case KVM_CAP_ENABLE_CAP: r = 1; break; case KVM_CAP_EXIT_HYPERCALL: @@ -8942,6 +8955,13 @@ static int kvm_pv_clock_pairing(struct kvm_vcpu *vcpu, gpa_t paddr, if (clock_type != KVM_CLOCK_PAIRING_WALLCLOCK) return -KVM_EOPNOTSUPP; + /* + * When tsc is in permanent catchup mode guests won't be able to use + * pvclock_read_retry loop to get consistent view of pvclock + */ + if (vcpu->arch.tsc_always_catchup) + return -KVM_EOPNOTSUPP; + if (!kvm_get_walltime_and_clockread(&ts, &cycle)) return -KVM_EOPNOTSUPP; @@ -9160,6 +9180,7 @@ static int dm_request_for_irq_injection(struct kvm_vcpu *vcpu) likely(!pic_in_kernel(vcpu->kvm)); } +/* Called within kvm->srcu read side. */ static void post_kvm_run_save(struct kvm_vcpu *vcpu) { struct kvm_run *kvm_run = vcpu->run; @@ -9168,16 +9189,9 @@ static void post_kvm_run_save(struct kvm_vcpu *vcpu) kvm_run->cr8 = kvm_get_cr8(vcpu); kvm_run->apic_base = kvm_get_apic_base(vcpu); - /* - * The call to kvm_ready_for_interrupt_injection() may end up in - * kvm_xen_has_interrupt() which may require the srcu lock to be - * held, to protect against changes in the vcpu_info address. - */ - vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu); kvm_run->ready_for_interrupt_injection = pic_in_kernel(vcpu->kvm) || kvm_vcpu_ready_for_interrupt_injection(vcpu); - srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx); if (is_smm(vcpu)) kvm_run->flags |= KVM_RUN_X86_SMM; @@ -9795,6 +9809,7 @@ void __kvm_request_immediate_exit(struct kvm_vcpu *vcpu) EXPORT_SYMBOL_GPL(__kvm_request_immediate_exit); /* + * Called within kvm->srcu read side. * Returns 1 to let vcpu_run() continue the guest execution loop without * exiting to the userspace. Otherwise, the value will be returned to the * userspace. @@ -9983,7 +9998,9 @@ static int vcpu_enter_guest(struct kvm_vcpu *vcpu) * result in virtual interrupt delivery. */ local_irq_disable(); - vcpu->mode = IN_GUEST_MODE; + + /* Store vcpu->apicv_active before vcpu->mode. */ + smp_store_release(&vcpu->mode, IN_GUEST_MODE); srcu_read_unlock(&vcpu->kvm->srcu, vcpu->srcu_idx); @@ -10171,6 +10188,7 @@ out: return r; } +/* Called within kvm->srcu read side. */ static inline int vcpu_block(struct kvm *kvm, struct kvm_vcpu *vcpu) { bool hv_timer; @@ -10230,12 +10248,12 @@ static inline bool kvm_vcpu_running(struct kvm_vcpu *vcpu) !vcpu->arch.apf.halted); } +/* Called within kvm->srcu read side. */ static int vcpu_run(struct kvm_vcpu *vcpu) { int r; struct kvm *kvm = vcpu->kvm; - vcpu->srcu_idx = srcu_read_lock(&kvm->srcu); vcpu->arch.l1tf_flush_l1d = true; for (;;) { @@ -10263,14 +10281,12 @@ static int vcpu_run(struct kvm_vcpu *vcpu) if (__xfer_to_guest_mode_work_pending()) { srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx); r = xfer_to_guest_mode_handle_work(vcpu); + vcpu->srcu_idx = srcu_read_lock(&kvm->srcu); if (r) return r; - vcpu->srcu_idx = srcu_read_lock(&kvm->srcu); } } - srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx); - return r; } @@ -10376,6 +10392,7 @@ static void kvm_put_guest_fpu(struct kvm_vcpu *vcpu) int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) { struct kvm_run *kvm_run = vcpu->run; + struct kvm *kvm = vcpu->kvm; int r; vcpu_load(vcpu); @@ -10383,6 +10400,7 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) kvm_run->flags = 0; kvm_load_guest_fpu(vcpu); + vcpu->srcu_idx = srcu_read_lock(&vcpu->kvm->srcu); if (unlikely(vcpu->arch.mp_state == KVM_MP_STATE_UNINITIALIZED)) { if (kvm_run->immediate_exit) { r = -EINTR; @@ -10393,7 +10411,11 @@ int kvm_arch_vcpu_ioctl_run(struct kvm_vcpu *vcpu) * use before KVM has ever run the vCPU. */ WARN_ON_ONCE(kvm_lapic_hv_timer_in_use(vcpu)); + + srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx); kvm_vcpu_block(vcpu); + vcpu->srcu_idx = srcu_read_lock(&kvm->srcu); + if (kvm_apic_accept_events(vcpu) < 0) { r = 0; goto out; @@ -10453,8 +10475,9 @@ out: if (kvm_run->kvm_valid_regs) store_regs(vcpu); post_kvm_run_save(vcpu); - kvm_sigset_deactivate(vcpu); + srcu_read_unlock(&kvm->srcu, vcpu->srcu_idx); + kvm_sigset_deactivate(vcpu); vcpu_put(vcpu); return r; } diff --git a/arch/x86/kvm/xen.c b/arch/x86/kvm/xen.c index bad57535fad0..74be1fda58e3 100644 --- a/arch/x86/kvm/xen.c +++ b/arch/x86/kvm/xen.c @@ -133,32 +133,57 @@ static void kvm_xen_update_runstate(struct kvm_vcpu *v, int state) void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, int state) { struct kvm_vcpu_xen *vx = &v->arch.xen; + struct gfn_to_hva_cache *ghc = &vx->runstate_cache; + struct kvm_memslots *slots = kvm_memslots(v->kvm); + bool atomic = (state == RUNSTATE_runnable); uint64_t state_entry_time; - unsigned int offset; + int __user *user_state; + uint64_t __user *user_times; kvm_xen_update_runstate(v, state); if (!vx->runstate_set) return; - BUILD_BUG_ON(sizeof(struct compat_vcpu_runstate_info) != 0x2c); + if (unlikely(slots->generation != ghc->generation || kvm_is_error_hva(ghc->hva)) && + kvm_gfn_to_hva_cache_init(v->kvm, ghc, ghc->gpa, ghc->len)) + return; + + /* We made sure it fits in a single page */ + BUG_ON(!ghc->memslot); + + if (atomic) + pagefault_disable(); - offset = offsetof(struct compat_vcpu_runstate_info, state_entry_time); -#ifdef CONFIG_X86_64 /* - * The only difference is alignment of uint64_t in 32-bit. - * So the first field 'state' is accessed directly using - * offsetof() (where its offset happens to be zero), while the - * remaining fields which are all uint64_t, start at 'offset' - * which we tweak here by adding 4. + * The only difference between 32-bit and 64-bit versions of the + * runstate struct us the alignment of uint64_t in 32-bit, which + * means that the 64-bit version has an additional 4 bytes of + * padding after the first field 'state'. + * + * So we use 'int __user *user_state' to point to the state field, + * and 'uint64_t __user *user_times' for runstate_entry_time. So + * the actual array of time[] in each state starts at user_times[1]. */ + BUILD_BUG_ON(offsetof(struct vcpu_runstate_info, state) != 0); + BUILD_BUG_ON(offsetof(struct compat_vcpu_runstate_info, state) != 0); + user_state = (int __user *)ghc->hva; + + BUILD_BUG_ON(sizeof(struct compat_vcpu_runstate_info) != 0x2c); + + user_times = (uint64_t __user *)(ghc->hva + + offsetof(struct compat_vcpu_runstate_info, + state_entry_time)); +#ifdef CONFIG_X86_64 BUILD_BUG_ON(offsetof(struct vcpu_runstate_info, state_entry_time) != offsetof(struct compat_vcpu_runstate_info, state_entry_time) + 4); BUILD_BUG_ON(offsetof(struct vcpu_runstate_info, time) != offsetof(struct compat_vcpu_runstate_info, time) + 4); if (v->kvm->arch.xen.long_mode) - offset = offsetof(struct vcpu_runstate_info, state_entry_time); + user_times = (uint64_t __user *)(ghc->hva + + offsetof(struct vcpu_runstate_info, + state_entry_time)); #endif /* * First write the updated state_entry_time at the appropriate @@ -172,10 +197,8 @@ void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, int state) BUILD_BUG_ON(sizeof_field(struct compat_vcpu_runstate_info, state_entry_time) != sizeof(state_entry_time)); - if (kvm_write_guest_offset_cached(v->kvm, &v->arch.xen.runstate_cache, - &state_entry_time, offset, - sizeof(state_entry_time))) - return; + if (__put_user(state_entry_time, user_times)) + goto out; smp_wmb(); /* @@ -189,11 +212,8 @@ void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, int state) BUILD_BUG_ON(sizeof_field(struct compat_vcpu_runstate_info, state) != sizeof(vx->current_runstate)); - if (kvm_write_guest_offset_cached(v->kvm, &v->arch.xen.runstate_cache, - &vx->current_runstate, - offsetof(struct vcpu_runstate_info, state), - sizeof(vx->current_runstate))) - return; + if (__put_user(vx->current_runstate, user_state)) + goto out; /* * Write the actual runstate times immediately after the @@ -208,24 +228,23 @@ void kvm_xen_update_runstate_guest(struct kvm_vcpu *v, int state) BUILD_BUG_ON(sizeof_field(struct vcpu_runstate_info, time) != sizeof(vx->runstate_times)); - if (kvm_write_guest_offset_cached(v->kvm, &v->arch.xen.runstate_cache, - &vx->runstate_times[0], - offset + sizeof(u64), - sizeof(vx->runstate_times))) - return; - + if (__copy_to_user(user_times + 1, vx->runstate_times, sizeof(vx->runstate_times))) + goto out; smp_wmb(); /* * Finally, clear the XEN_RUNSTATE_UPDATE bit in the guest's * runstate_entry_time field. */ - state_entry_time &= ~XEN_RUNSTATE_UPDATE; - if (kvm_write_guest_offset_cached(v->kvm, &v->arch.xen.runstate_cache, - &state_entry_time, offset, - sizeof(state_entry_time))) - return; + __put_user(state_entry_time, user_times); + smp_wmb(); + + out: + mark_page_dirty_in_slot(v->kvm, ghc->memslot, ghc->gpa >> PAGE_SHIFT); + + if (atomic) + pagefault_enable(); } int __kvm_xen_has_interrupt(struct kvm_vcpu *v) @@ -443,6 +462,12 @@ int kvm_xen_vcpu_set_attr(struct kvm_vcpu *vcpu, struct kvm_xen_vcpu_attr *data) break; } + /* It must fit within a single page */ + if ((data->u.gpa & ~PAGE_MASK) + sizeof(struct vcpu_info) > PAGE_SIZE) { + r = -EINVAL; + break; + } + r = kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.xen.vcpu_info_cache, data->u.gpa, @@ -460,6 +485,12 @@ int kvm_xen_vcpu_set_attr(struct kvm_vcpu *vcpu, struct kvm_xen_vcpu_attr *data) break; } + /* It must fit within a single page */ + if ((data->u.gpa & ~PAGE_MASK) + sizeof(struct pvclock_vcpu_time_info) > PAGE_SIZE) { + r = -EINVAL; + break; + } + r = kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.xen.vcpu_time_info_cache, data->u.gpa, @@ -481,6 +512,12 @@ int kvm_xen_vcpu_set_attr(struct kvm_vcpu *vcpu, struct kvm_xen_vcpu_attr *data) break; } + /* It must fit within a single page */ + if ((data->u.gpa & ~PAGE_MASK) + sizeof(struct vcpu_runstate_info) > PAGE_SIZE) { + r = -EINVAL; + break; + } + r = kvm_gfn_to_hva_cache_init(vcpu->kvm, &vcpu->arch.xen.runstate_cache, data->u.gpa, diff --git a/arch/x86/lib/memcpy_64.S b/arch/x86/lib/memcpy_64.S index 59cf2343f3d9..d0d7b9bc6cad 100644 --- a/arch/x86/lib/memcpy_64.S +++ b/arch/x86/lib/memcpy_64.S @@ -27,8 +27,7 @@ * Output: * rax original destination */ -SYM_FUNC_START_ALIAS(__memcpy) -SYM_FUNC_START_WEAK(memcpy) +SYM_FUNC_START(__memcpy) ALTERNATIVE_2 "jmp memcpy_orig", "", X86_FEATURE_REP_GOOD, \ "jmp memcpy_erms", X86_FEATURE_ERMS @@ -40,11 +39,12 @@ SYM_FUNC_START_WEAK(memcpy) movl %edx, %ecx rep movsb RET -SYM_FUNC_END(memcpy) -SYM_FUNC_END_ALIAS(__memcpy) -EXPORT_SYMBOL(memcpy) +SYM_FUNC_END(__memcpy) EXPORT_SYMBOL(__memcpy) +SYM_FUNC_ALIAS_WEAK(memcpy, __memcpy) +EXPORT_SYMBOL(memcpy) + /* * memcpy_erms() - enhanced fast string memcpy. This is faster and * simpler than memcpy. Use memcpy_erms when possible. diff --git a/arch/x86/lib/memmove_64.S b/arch/x86/lib/memmove_64.S index 50ea390df712..d83cba364e31 100644 --- a/arch/x86/lib/memmove_64.S +++ b/arch/x86/lib/memmove_64.S @@ -24,7 +24,6 @@ * Output: * rax: dest */ -SYM_FUNC_START_WEAK(memmove) SYM_FUNC_START(__memmove) mov %rdi, %rax @@ -207,6 +206,7 @@ SYM_FUNC_START(__memmove) 13: RET SYM_FUNC_END(__memmove) -SYM_FUNC_END_ALIAS(memmove) EXPORT_SYMBOL(__memmove) + +SYM_FUNC_ALIAS_WEAK(memmove, __memmove) EXPORT_SYMBOL(memmove) diff --git a/arch/x86/lib/memset_64.S b/arch/x86/lib/memset_64.S index d624f2bc42f1..fc9ffd3ff3b2 100644 --- a/arch/x86/lib/memset_64.S +++ b/arch/x86/lib/memset_64.S @@ -17,7 +17,6 @@ * * rax original destination */ -SYM_FUNC_START_WEAK(memset) SYM_FUNC_START(__memset) /* * Some CPUs support enhanced REP MOVSB/STOSB feature. It is recommended @@ -42,10 +41,11 @@ SYM_FUNC_START(__memset) movq %r9,%rax RET SYM_FUNC_END(__memset) -SYM_FUNC_END_ALIAS(memset) -EXPORT_SYMBOL(memset) EXPORT_SYMBOL(__memset) +SYM_FUNC_ALIAS_WEAK(memset, __memset) +EXPORT_SYMBOL(memset) + /* * ISO C memset - set a memory block to a byte value. This function uses * enhanced rep stosb to override the fast string function. diff --git a/arch/x86/lib/retpoline.S b/arch/x86/lib/retpoline.S index 89b3fb244e15..afbdda539b80 100644 --- a/arch/x86/lib/retpoline.S +++ b/arch/x86/lib/retpoline.S @@ -34,7 +34,7 @@ SYM_INNER_LABEL(__x86_indirect_thunk_\reg, SYM_L_GLOBAL) ALTERNATIVE_2 __stringify(ANNOTATE_RETPOLINE_SAFE; jmp *%\reg), \ __stringify(RETPOLINE \reg), X86_FEATURE_RETPOLINE, \ - __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; jmp *%\reg; int3), X86_FEATURE_RETPOLINE_AMD + __stringify(lfence; ANNOTATE_RETPOLINE_SAFE; jmp *%\reg; int3), X86_FEATURE_RETPOLINE_LFENCE .endm diff --git a/arch/x86/lib/x86-opcode-map.txt b/arch/x86/lib/x86-opcode-map.txt index ec31f5b60323..d12d1358f96d 100644 --- a/arch/x86/lib/x86-opcode-map.txt +++ b/arch/x86/lib/x86-opcode-map.txt @@ -690,7 +690,10 @@ AVXcode: 2 45: vpsrlvd/q Vx,Hx,Wx (66),(v) 46: vpsravd Vx,Hx,Wx (66),(v) | vpsravd/q Vx,Hx,Wx (66),(evo) 47: vpsllvd/q Vx,Hx,Wx (66),(v) -# Skip 0x48-0x4b +# Skip 0x48 +49: TILERELEASE (v1),(000),(11B) | LDTILECFG Mtc (v1)(000) | STTILECFG Mtc (66),(v1),(000) | TILEZERO Vt (F2),(v1),(11B) +# Skip 0x4a +4b: TILELOADD Vt,Wsm (F2),(v1) | TILELOADDT1 Vt,Wsm (66),(v1) | TILESTORED Wsm,Vt (F3),(v) 4c: vrcp14ps/d Vpd,Wpd (66),(ev) 4d: vrcp14ss/d Vsd,Hpd,Wsd (66),(ev) 4e: vrsqrt14ps/d Vpd,Wpd (66),(ev) @@ -705,7 +708,10 @@ AVXcode: 2 59: vpbroadcastq Vx,Wx (66),(v) | vbroadcasti32x2 Vx,Wx (66),(evo) 5a: vbroadcasti128 Vqq,Mdq (66),(v) | vbroadcasti32x4/64x2 Vx,Wx (66),(evo) 5b: vbroadcasti32x8/64x4 Vqq,Mdq (66),(ev) -# Skip 0x5c-0x61 +5c: TDPBF16PS Vt,Wt,Ht (F3),(v1) +# Skip 0x5d +5e: TDPBSSD Vt,Wt,Ht (F2),(v1) | TDPBSUD Vt,Wt,Ht (F3),(v1) | TDPBUSD Vt,Wt,Ht (66),(v1) | TDPBUUD Vt,Wt,Ht (v1) +# Skip 0x5f-0x61 62: vpexpandb/w Vx,Wx (66),(ev) 63: vpcompressb/w Wx,Vx (66),(ev) 64: vpblendmd/q Vx,Hx,Wx (66),(ev) @@ -822,9 +828,9 @@ AVXcode: 3 05: vpermilpd Vx,Wx,Ib (66),(v) 06: vperm2f128 Vqq,Hqq,Wqq,Ib (66),(v) 07: -08: vroundps Vx,Wx,Ib (66) | vrndscaleps Vx,Wx,Ib (66),(evo) +08: vroundps Vx,Wx,Ib (66) | vrndscaleps Vx,Wx,Ib (66),(evo) | vrndscaleph Vx,Wx,Ib (evo) 09: vroundpd Vx,Wx,Ib (66) | vrndscalepd Vx,Wx,Ib (66),(evo) -0a: vroundss Vss,Wss,Ib (66),(v1) | vrndscaless Vx,Hx,Wx,Ib (66),(evo) +0a: vroundss Vss,Wss,Ib (66),(v1) | vrndscaless Vx,Hx,Wx,Ib (66),(evo) | vrndscalesh Vx,Hx,Wx,Ib (evo) 0b: vroundsd Vsd,Wsd,Ib (66),(v1) | vrndscalesd Vx,Hx,Wx,Ib (66),(evo) 0c: vblendps Vx,Hx,Wx,Ib (66) 0d: vblendpd Vx,Hx,Wx,Ib (66) @@ -846,8 +852,8 @@ AVXcode: 3 22: vpinsrd/q Vdq,Hdq,Ey,Ib (66),(v1) 23: vshuff32x4/64x2 Vx,Hx,Wx,Ib (66),(ev) 25: vpternlogd/q Vx,Hx,Wx,Ib (66),(ev) -26: vgetmantps/d Vx,Wx,Ib (66),(ev) -27: vgetmantss/d Vx,Hx,Wx,Ib (66),(ev) +26: vgetmantps/d Vx,Wx,Ib (66),(ev) | vgetmantph Vx,Wx,Ib (ev) +27: vgetmantss/d Vx,Hx,Wx,Ib (66),(ev) | vgetmantsh Vx,Hx,Wx,Ib (ev) 30: kshiftrb/w Vk,Uk,Ib (66),(v) 31: kshiftrd/q Vk,Uk,Ib (66),(v) 32: kshiftlb/w Vk,Uk,Ib (66),(v) @@ -871,23 +877,102 @@ AVXcode: 3 51: vrangess/d Vx,Hx,Wx,Ib (66),(ev) 54: vfixupimmps/d Vx,Hx,Wx,Ib (66),(ev) 55: vfixupimmss/d Vx,Hx,Wx,Ib (66),(ev) -56: vreduceps/d Vx,Wx,Ib (66),(ev) -57: vreducess/d Vx,Hx,Wx,Ib (66),(ev) +56: vreduceps/d Vx,Wx,Ib (66),(ev) | vreduceph Vx,Wx,Ib (ev) +57: vreducess/d Vx,Hx,Wx,Ib (66),(ev) | vreducesh Vx,Hx,Wx,Ib (ev) 60: vpcmpestrm Vdq,Wdq,Ib (66),(v1) 61: vpcmpestri Vdq,Wdq,Ib (66),(v1) 62: vpcmpistrm Vdq,Wdq,Ib (66),(v1) 63: vpcmpistri Vdq,Wdq,Ib (66),(v1) -66: vfpclassps/d Vk,Wx,Ib (66),(ev) -67: vfpclassss/d Vk,Wx,Ib (66),(ev) +66: vfpclassps/d Vk,Wx,Ib (66),(ev) | vfpclassph Vx,Wx,Ib (ev) +67: vfpclassss/d Vk,Wx,Ib (66),(ev) | vfpclasssh Vx,Wx,Ib (ev) 70: vpshldw Vx,Hx,Wx,Ib (66),(ev) 71: vpshldd/q Vx,Hx,Wx,Ib (66),(ev) 72: vpshrdw Vx,Hx,Wx,Ib (66),(ev) 73: vpshrdd/q Vx,Hx,Wx,Ib (66),(ev) +c2: vcmpph Vx,Hx,Wx,Ib (ev) | vcmpsh Vx,Hx,Wx,Ib (F3),(ev) cc: sha1rnds4 Vdq,Wdq,Ib ce: vgf2p8affineqb Vx,Wx,Ib (66) cf: vgf2p8affineinvqb Vx,Wx,Ib (66) df: VAESKEYGEN Vdq,Wdq,Ib (66),(v1) -f0: RORX Gy,Ey,Ib (F2),(v) +f0: RORX Gy,Ey,Ib (F2),(v) | HRESET Gv,Ib (F3),(000),(11B) +EndTable + +Table: EVEX map 5 +Referrer: +AVXcode: 5 +10: vmovsh Vx,Hx,Wx (F3),(ev) | vmovsh Vx,Wx (F3),(ev) +11: vmovsh Wx,Hx,Vx (F3),(ev) | vmovsh Wx,Vx (F3),(ev) +1d: vcvtps2phx Vx,Wx (66),(ev) | vcvtss2sh Vx,Hx,Wx (ev) +2a: vcvtsi2sh Vx,Hx,Wx (F3),(ev) +2c: vcvttsh2si Vx,Wx (F3),(ev) +2d: vcvtsh2si Vx,Wx (F3),(ev) +2e: vucomish Vx,Wx (ev) +2f: vcomish Vx,Wx (ev) +51: vsqrtph Vx,Wx (ev) | vsqrtsh Vx,Hx,Wx (F3),(ev) +58: vaddph Vx,Hx,Wx (ev) | vaddsh Vx,Hx,Wx (F3),(ev) +59: vmulph Vx,Hx,Wx (ev) | vmulsh Vx,Hx,Wx (F3),(ev) +5a: vcvtpd2ph Vx,Wx (66),(ev) | vcvtph2pd Vx,Wx (ev) | vcvtsd2sh Vx,Hx,Wx (F2),(ev) | vcvtsh2sd Vx,Hx,Wx (F3),(ev) +5b: vcvtdq2ph Vx,Wx (ev) | vcvtph2dq Vx,Wx (66),(ev) | vcvtqq2ph Vx,Wx (ev) | vcvttph2dq Vx,Wx (F3),(ev) +5c: vsubph Vx,Hx,Wx (ev) | vsubsh Vx,Hx,Wx (F3),(ev) +5d: vminph Vx,Hx,Wx (ev) | vminsh Vx,Hx,Wx (F3),(ev) +5e: vdivph Vx,Hx,Wx (ev) | vdivsh Vx,Hx,Wx (F3),(ev) +5f: vmaxph Vx,Hx,Wx (ev) | vmaxsh Vx,Hx,Wx (F3),(ev) +6e: vmovw Vx,Wx (66),(ev) +78: vcvttph2udq Vx,Wx (ev) | vcvttph2uqq Vx,Wx (66),(ev) | vcvttsh2usi Vx,Wx (F3),(ev) +79: vcvtph2udq Vx,Wx (ev) | vcvtph2uqq Vx,Wx (66),(ev) | vcvtsh2usi Vx,Wx (F3),(ev) +7a: vcvttph2qq Vx,Wx (66),(ev) | vcvtudq2ph Vx,Wx (F2),(ev) | vcvtuqq2ph Vx,Wx (F2),(ev) +7b: vcvtph2qq Vx,Wx (66),(ev) | vcvtusi2sh Vx,Hx,Wx (F3),(ev) +7c: vcvttph2uw Vx,Wx (ev) | vcvttph2w Vx,Wx (66),(ev) +7d: vcvtph2uw Vx,Wx (ev) | vcvtph2w Vx,Wx (66),(ev) | vcvtuw2ph Vx,Wx (F2),(ev) | vcvtw2ph Vx,Wx (F3),(ev) +7e: vmovw Wx,Vx (66),(ev) +EndTable + +Table: EVEX map 6 +Referrer: +AVXcode: 6 +13: vcvtph2psx Vx,Wx (66),(ev) | vcvtsh2ss Vx,Hx,Wx (ev) +2c: vscalefph Vx,Hx,Wx (66),(ev) +2d: vscalefsh Vx,Hx,Wx (66),(ev) +42: vgetexpph Vx,Wx (66),(ev) +43: vgetexpsh Vx,Hx,Wx (66),(ev) +4c: vrcpph Vx,Wx (66),(ev) +4d: vrcpsh Vx,Hx,Wx (66),(ev) +4e: vrsqrtph Vx,Wx (66),(ev) +4f: vrsqrtsh Vx,Hx,Wx (66),(ev) +56: vfcmaddcph Vx,Hx,Wx (F2),(ev) | vfmaddcph Vx,Hx,Wx (F3),(ev) +57: vfcmaddcsh Vx,Hx,Wx (F2),(ev) | vfmaddcsh Vx,Hx,Wx (F3),(ev) +96: vfmaddsub132ph Vx,Hx,Wx (66),(ev) +97: vfmsubadd132ph Vx,Hx,Wx (66),(ev) +98: vfmadd132ph Vx,Hx,Wx (66),(ev) +99: vfmadd132sh Vx,Hx,Wx (66),(ev) +9a: vfmsub132ph Vx,Hx,Wx (66),(ev) +9b: vfmsub132sh Vx,Hx,Wx (66),(ev) +9c: vfnmadd132ph Vx,Hx,Wx (66),(ev) +9d: vfnmadd132sh Vx,Hx,Wx (66),(ev) +9e: vfnmsub132ph Vx,Hx,Wx (66),(ev) +9f: vfnmsub132sh Vx,Hx,Wx (66),(ev) +a6: vfmaddsub213ph Vx,Hx,Wx (66),(ev) +a7: vfmsubadd213ph Vx,Hx,Wx (66),(ev) +a8: vfmadd213ph Vx,Hx,Wx (66),(ev) +a9: vfmadd213sh Vx,Hx,Wx (66),(ev) +aa: vfmsub213ph Vx,Hx,Wx (66),(ev) +ab: vfmsub213sh Vx,Hx,Wx (66),(ev) +ac: vfnmadd213ph Vx,Hx,Wx (66),(ev) +ad: vfnmadd213sh Vx,Hx,Wx (66),(ev) +ae: vfnmsub213ph Vx,Hx,Wx (66),(ev) +af: vfnmsub213sh Vx,Hx,Wx (66),(ev) +b6: vfmaddsub231ph Vx,Hx,Wx (66),(ev) +b7: vfmsubadd231ph Vx,Hx,Wx (66),(ev) +b8: vfmadd231ph Vx,Hx,Wx (66),(ev) +b9: vfmadd231sh Vx,Hx,Wx (66),(ev) +ba: vfmsub231ph Vx,Hx,Wx (66),(ev) +bb: vfmsub231sh Vx,Hx,Wx (66),(ev) +bc: vfnmadd231ph Vx,Hx,Wx (66),(ev) +bd: vfnmadd231sh Vx,Hx,Wx (66),(ev) +be: vfnmsub231ph Vx,Hx,Wx (66),(ev) +bf: vfnmsub231sh Vx,Hx,Wx (66),(ev) +d6: vfcmulcph Vx,Hx,Wx (F2),(ev) | vfmulcph Vx,Hx,Wx (F3),(ev) +d7: vfcmulcsh Vx,Hx,Wx (F2),(ev) | vfmulcsh Vx,Hx,Wx (F3),(ev) EndTable GrpTable: Grp1 @@ -970,7 +1055,7 @@ GrpTable: Grp7 2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B) 3: LIDT Ms 4: SMSW Mw/Rv -5: rdpkru (110),(11B) | wrpkru (111),(11B) | SAVEPREVSSP (F3),(010),(11B) | RSTORSSP Mq (F3) | SETSSBSY (F3),(000),(11B) +5: rdpkru (110),(11B) | wrpkru (111),(11B) | SAVEPREVSSP (F3),(010),(11B) | RSTORSSP Mq (F3) | SETSSBSY (F3),(000),(11B) | CLUI (F3),(110),(11B) | SERIALIZE (000),(11B) | STUI (F3),(111),(11B) | TESTUI (F3)(101)(11B) | UIRET (F3),(100),(11B) | XRESLDTRK (F2),(000),(11B) | XSUSLDTRK (F2),(001),(11B) 6: LMSW Ew 7: INVLPG Mb | SWAPGS (o64),(000),(11B) | RDTSCP (001),(11B) EndTable @@ -987,7 +1072,7 @@ GrpTable: Grp9 3: xrstors 4: xsavec 5: xsaves -6: VMPTRLD Mq | VMCLEAR Mq (66) | VMXON Mq (F3) | RDRAND Rv (11B) +6: VMPTRLD Mq | VMCLEAR Mq (66) | VMXON Mq (F3) | RDRAND Rv (11B) | SENDUIPI Gq (F3) 7: VMPTRST Mq | VMPTRST Mq (F3) | RDSEED Rv (11B) EndTable diff --git a/arch/x86/mm/ioremap.c b/arch/x86/mm/ioremap.c index 026031b3b782..17a492c27306 100644 --- a/arch/x86/mm/ioremap.c +++ b/arch/x86/mm/ioremap.c @@ -615,6 +615,7 @@ static bool memremap_is_efi_data(resource_size_t phys_addr, static bool memremap_is_setup_data(resource_size_t phys_addr, unsigned long size) { + struct setup_indirect *indirect; struct setup_data *data; u64 paddr, paddr_next; @@ -627,6 +628,10 @@ static bool memremap_is_setup_data(resource_size_t phys_addr, data = memremap(paddr, sizeof(*data), MEMREMAP_WB | MEMREMAP_DEC); + if (!data) { + pr_warn("failed to memremap setup_data entry\n"); + return false; + } paddr_next = data->next; len = data->len; @@ -636,10 +641,21 @@ static bool memremap_is_setup_data(resource_size_t phys_addr, return true; } - if (data->type == SETUP_INDIRECT && - ((struct setup_indirect *)data->data)->type != SETUP_INDIRECT) { - paddr = ((struct setup_indirect *)data->data)->addr; - len = ((struct setup_indirect *)data->data)->len; + if (data->type == SETUP_INDIRECT) { + memunmap(data); + data = memremap(paddr, sizeof(*data) + len, + MEMREMAP_WB | MEMREMAP_DEC); + if (!data) { + pr_warn("failed to memremap indirect setup_data\n"); + return false; + } + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) { + paddr = indirect->addr; + len = indirect->len; + } } memunmap(data); @@ -660,22 +676,51 @@ static bool memremap_is_setup_data(resource_size_t phys_addr, static bool __init early_memremap_is_setup_data(resource_size_t phys_addr, unsigned long size) { + struct setup_indirect *indirect; struct setup_data *data; u64 paddr, paddr_next; paddr = boot_params.hdr.setup_data; while (paddr) { - unsigned int len; + unsigned int len, size; if (phys_addr == paddr) return true; data = early_memremap_decrypted(paddr, sizeof(*data)); + if (!data) { + pr_warn("failed to early memremap setup_data entry\n"); + return false; + } + + size = sizeof(*data); paddr_next = data->next; len = data->len; - early_memunmap(data, sizeof(*data)); + if ((phys_addr > paddr) && (phys_addr < (paddr + len))) { + early_memunmap(data, sizeof(*data)); + return true; + } + + if (data->type == SETUP_INDIRECT) { + size += len; + early_memunmap(data, sizeof(*data)); + data = early_memremap_decrypted(paddr, size); + if (!data) { + pr_warn("failed to early memremap indirect setup_data\n"); + return false; + } + + indirect = (struct setup_indirect *)data->data; + + if (indirect->type != SETUP_INDIRECT) { + paddr = indirect->addr; + len = indirect->len; + } + } + + early_memunmap(data, size); if ((phys_addr > paddr) && (phys_addr < (paddr + len))) return true; diff --git a/arch/x86/mm/mem_encrypt_amd.c b/arch/x86/mm/mem_encrypt_amd.c index 2b2d018ea345..6169053c2854 100644 --- a/arch/x86/mm/mem_encrypt_amd.c +++ b/arch/x86/mm/mem_encrypt_amd.c @@ -177,25 +177,6 @@ void __init sme_map_bootdata(char *real_mode_data) __sme_early_map_unmap_mem(__va(cmdline_paddr), COMMAND_LINE_SIZE, true); } -void __init sme_early_init(void) -{ - unsigned int i; - - if (!sme_me_mask) - return; - - early_pmd_flags = __sme_set(early_pmd_flags); - - __supported_pte_mask = __sme_set(__supported_pte_mask); - - /* Update the protection map with memory encryption mask */ - for (i = 0; i < ARRAY_SIZE(protection_map); i++) - protection_map[i] = pgprot_encrypted(protection_map[i]); - - if (cc_platform_has(CC_ATTR_GUEST_MEM_ENCRYPT)) - swiotlb_force = SWIOTLB_FORCE; -} - void __init sev_setup_arch(void) { phys_addr_t total_mem = memblock_phys_mem_size(); @@ -256,7 +237,17 @@ static unsigned long pg_level_to_pfn(int level, pte_t *kpte, pgprot_t *ret_prot) return pfn; } -void notify_range_enc_status_changed(unsigned long vaddr, int npages, bool enc) +static bool amd_enc_tlb_flush_required(bool enc) +{ + return true; +} + +static bool amd_enc_cache_flush_required(void) +{ + return !cpu_feature_enabled(X86_FEATURE_SME_COHERENT); +} + +static void enc_dec_hypercall(unsigned long vaddr, int npages, bool enc) { #ifdef CONFIG_PARAVIRT unsigned long sz = npages << PAGE_SHIFT; @@ -287,6 +278,19 @@ void notify_range_enc_status_changed(unsigned long vaddr, int npages, bool enc) #endif } +static void amd_enc_status_change_prepare(unsigned long vaddr, int npages, bool enc) +{ +} + +/* Return true unconditionally: return value doesn't matter for the SEV side */ +static bool amd_enc_status_change_finish(unsigned long vaddr, int npages, bool enc) +{ + if (!cc_platform_has(CC_ATTR_HOST_MEM_ENCRYPT)) + enc_dec_hypercall(vaddr, npages, enc); + + return true; +} + static void __init __set_clr_pte_enc(pte_t *kpte, int level, bool enc) { pgprot_t old_prot, new_prot; @@ -392,7 +396,7 @@ static int __init early_set_memory_enc_dec(unsigned long vaddr, ret = 0; - notify_range_enc_status_changed(start, PAGE_ALIGN(size) >> PAGE_SHIFT, enc); + early_set_mem_enc_dec_hypercall(start, PAGE_ALIGN(size) >> PAGE_SHIFT, enc); out: __flush_tlb_all(); return ret; @@ -410,7 +414,31 @@ int __init early_set_memory_encrypted(unsigned long vaddr, unsigned long size) void __init early_set_mem_enc_dec_hypercall(unsigned long vaddr, int npages, bool enc) { - notify_range_enc_status_changed(vaddr, npages, enc); + enc_dec_hypercall(vaddr, npages, enc); +} + +void __init sme_early_init(void) +{ + unsigned int i; + + if (!sme_me_mask) + return; + + early_pmd_flags = __sme_set(early_pmd_flags); + + __supported_pte_mask = __sme_set(__supported_pte_mask); + + /* Update the protection map with memory encryption mask */ + for (i = 0; i < ARRAY_SIZE(protection_map); i++) + protection_map[i] = pgprot_encrypted(protection_map[i]); + + if (cc_platform_has(CC_ATTR_GUEST_MEM_ENCRYPT)) + swiotlb_force = SWIOTLB_FORCE; + + x86_platform.guest.enc_status_change_prepare = amd_enc_status_change_prepare; + x86_platform.guest.enc_status_change_finish = amd_enc_status_change_finish; + x86_platform.guest.enc_tlb_flush_required = amd_enc_tlb_flush_required; + x86_platform.guest.enc_cache_flush_required = amd_enc_cache_flush_required; } void __init mem_encrypt_free_decrypted_mem(void) diff --git a/arch/x86/mm/mem_encrypt_identity.c b/arch/x86/mm/mem_encrypt_identity.c index 3f0abb403340..b43bc24d2bb6 100644 --- a/arch/x86/mm/mem_encrypt_identity.c +++ b/arch/x86/mm/mem_encrypt_identity.c @@ -44,6 +44,7 @@ #include <asm/setup.h> #include <asm/sections.h> #include <asm/cmdline.h> +#include <asm/coco.h> #include "mm_internal.h" @@ -565,8 +566,7 @@ void __init sme_enable(struct boot_params *bp) } else { /* SEV state cannot be controlled by a command line option */ sme_me_mask = me_mask; - physical_mask &= ~sme_me_mask; - return; + goto out; } /* @@ -600,6 +600,10 @@ void __init sme_enable(struct boot_params *bp) sme_me_mask = 0; else sme_me_mask = active_by_default ? me_mask : 0; - - physical_mask &= ~sme_me_mask; +out: + if (sme_me_mask) { + physical_mask &= ~sme_me_mask; + cc_set_vendor(CC_VENDOR_AMD); + cc_set_mask(sme_me_mask); + } } diff --git a/arch/x86/mm/pat/set_memory.c b/arch/x86/mm/pat/set_memory.c index b4072115c8ef..abf5ed76e4b7 100644 --- a/arch/x86/mm/pat/set_memory.c +++ b/arch/x86/mm/pat/set_memory.c @@ -1989,6 +1989,7 @@ int set_memory_global(unsigned long addr, int numpages) */ static int __set_memory_enc_pgtable(unsigned long addr, int numpages, bool enc) { + pgprot_t empty = __pgprot(0); struct cpa_data cpa; int ret; @@ -1999,18 +2000,20 @@ static int __set_memory_enc_pgtable(unsigned long addr, int numpages, bool enc) memset(&cpa, 0, sizeof(cpa)); cpa.vaddr = &addr; cpa.numpages = numpages; - cpa.mask_set = enc ? __pgprot(_PAGE_ENC) : __pgprot(0); - cpa.mask_clr = enc ? __pgprot(0) : __pgprot(_PAGE_ENC); + cpa.mask_set = enc ? pgprot_encrypted(empty) : pgprot_decrypted(empty); + cpa.mask_clr = enc ? pgprot_decrypted(empty) : pgprot_encrypted(empty); cpa.pgd = init_mm.pgd; /* Must avoid aliasing mappings in the highmem code */ kmap_flush_unused(); vm_unmap_aliases(); - /* - * Before changing the encryption attribute, we need to flush caches. - */ - cpa_flush(&cpa, !this_cpu_has(X86_FEATURE_SME_COHERENT)); + /* Flush the caches as needed before changing the encryption attribute. */ + if (x86_platform.guest.enc_tlb_flush_required(enc)) + cpa_flush(&cpa, x86_platform.guest.enc_cache_flush_required()); + + /* Notify hypervisor that we are about to set/clr encryption attribute. */ + x86_platform.guest.enc_status_change_prepare(addr, numpages, enc); ret = __change_page_attr_set_clr(&cpa, 1); @@ -2023,11 +2026,11 @@ static int __set_memory_enc_pgtable(unsigned long addr, int numpages, bool enc) */ cpa_flush(&cpa, 0); - /* - * Notify hypervisor that a given memory range is mapped encrypted - * or decrypted. - */ - notify_range_enc_status_changed(addr, numpages, enc); + /* Notify hypervisor that we have successfully set/clr encryption attribute. */ + if (!ret) { + if (!x86_platform.guest.enc_status_change_finish(addr, numpages, enc)) + ret = -EIO; + } return ret; } @@ -2121,12 +2124,6 @@ int set_pages_array_wc(struct page **pages, int numpages) } EXPORT_SYMBOL(set_pages_array_wc); -int set_pages_array_wt(struct page **pages, int numpages) -{ - return _set_pages_array(pages, numpages, _PAGE_CACHE_MODE_WT); -} -EXPORT_SYMBOL_GPL(set_pages_array_wt); - int set_pages_wb(struct page *page, int numpages) { unsigned long addr = (unsigned long)page_address(page); diff --git a/arch/x86/net/bpf_jit_comp.c b/arch/x86/net/bpf_jit_comp.c index 2b1e266ff95c..0ecb140864b2 100644 --- a/arch/x86/net/bpf_jit_comp.c +++ b/arch/x86/net/bpf_jit_comp.c @@ -394,7 +394,7 @@ static void emit_indirect_jump(u8 **pprog, int reg, u8 *ip) u8 *prog = *pprog; #ifdef CONFIG_RETPOLINE - if (cpu_feature_enabled(X86_FEATURE_RETPOLINE_AMD)) { + if (cpu_feature_enabled(X86_FEATURE_RETPOLINE_LFENCE)) { EMIT_LFENCE(); EMIT2(0xFF, 0xE0 + reg); } else if (cpu_feature_enabled(X86_FEATURE_RETPOLINE)) { diff --git a/arch/x86/um/Kconfig b/arch/x86/um/Kconfig index 40d6a06e41c8..ead7e5b3a975 100644 --- a/arch/x86/um/Kconfig +++ b/arch/x86/um/Kconfig @@ -8,6 +8,7 @@ endmenu config UML_X86 def_bool y + select ARCH_BINFMT_ELF_EXTRA_PHDRS if X86_32 config 64BIT bool "64-bit kernel" if "$(SUBARCH)" = "x86" diff --git a/block/bfq-iosched.c b/block/bfq-iosched.c index 0c612a911696..36a66e97e3c2 100644 --- a/block/bfq-iosched.c +++ b/block/bfq-iosched.c @@ -7018,6 +7018,8 @@ static void bfq_exit_queue(struct elevator_queue *e) spin_unlock_irq(&bfqd->lock); #endif + wbt_enable_default(bfqd->queue); + kfree(bfqd); } diff --git a/block/blk-core.c b/block/blk-core.c index d93e3bb9a769..779b4a1f66ac 100644 --- a/block/blk-core.c +++ b/block/blk-core.c @@ -50,6 +50,7 @@ #include "blk-mq-sched.h" #include "blk-pm.h" #include "blk-throttle.h" +#include "blk-rq-qos.h" struct dentry *blk_debugfs_root; @@ -284,13 +285,6 @@ void blk_queue_start_drain(struct request_queue *q) wake_up_all(&q->mq_freeze_wq); } -void blk_set_queue_dying(struct request_queue *q) -{ - blk_queue_flag_set(QUEUE_FLAG_DYING, q); - blk_queue_start_drain(q); -} -EXPORT_SYMBOL_GPL(blk_set_queue_dying); - /** * blk_cleanup_queue - shutdown a request queue * @q: request queue to shutdown @@ -308,7 +302,8 @@ void blk_cleanup_queue(struct request_queue *q) WARN_ON_ONCE(blk_queue_registered(q)); /* mark @q DYING, no new request or merges will be allowed afterwards */ - blk_set_queue_dying(q); + blk_queue_flag_set(QUEUE_FLAG_DYING, q); + blk_queue_start_drain(q); blk_queue_flag_set(QUEUE_FLAG_NOMERGES, q); blk_queue_flag_set(QUEUE_FLAG_NOXMERGES, q); @@ -320,6 +315,9 @@ void blk_cleanup_queue(struct request_queue *q) */ blk_freeze_queue(q); + /* cleanup rq qos structures for queue without disk */ + rq_qos_exit(q); + blk_queue_flag_set(QUEUE_FLAG_DEAD, q); blk_sync_queue(q); diff --git a/block/blk-map.c b/block/blk-map.c index 4526adde0156..c7f71d83eff1 100644 --- a/block/blk-map.c +++ b/block/blk-map.c @@ -446,7 +446,7 @@ static struct bio *bio_copy_kern(struct request_queue *q, void *data, if (bytes > len) bytes = len; - page = alloc_page(GFP_NOIO | gfp_mask); + page = alloc_page(GFP_NOIO | __GFP_ZERO | gfp_mask); if (!page) goto cleanup; diff --git a/block/blk-mq.c b/block/blk-mq.c index 1adfe4824ef5..9a9185a0a2d1 100644 --- a/block/blk-mq.c +++ b/block/blk-mq.c @@ -736,6 +736,10 @@ static void blk_complete_request(struct request *req) /* Completion has already been traced */ bio_clear_flag(bio, BIO_TRACE_COMPLETION); + + if (req_op(req) == REQ_OP_ZONE_APPEND) + bio->bi_iter.bi_sector = req->__sector; + if (!is_flush) bio_endio(bio); bio = next; @@ -2714,7 +2718,8 @@ static bool blk_mq_attempt_bio_merge(struct request_queue *q, static struct request *blk_mq_get_new_requests(struct request_queue *q, struct blk_plug *plug, - struct bio *bio) + struct bio *bio, + unsigned int nsegs) { struct blk_mq_alloc_data data = { .q = q, @@ -2726,6 +2731,11 @@ static struct request *blk_mq_get_new_requests(struct request_queue *q, if (unlikely(bio_queue_enter(bio))) return NULL; + if (blk_mq_attempt_bio_merge(q, bio, nsegs)) + goto queue_exit; + + rq_qos_throttle(q, bio); + if (plug) { data.nr_tags = plug->nr_ios; plug->nr_ios = 1; @@ -2738,12 +2748,13 @@ static struct request *blk_mq_get_new_requests(struct request_queue *q, rq_qos_cleanup(q, bio); if (bio->bi_opf & REQ_NOWAIT) bio_wouldblock_error(bio); +queue_exit: blk_queue_exit(q); return NULL; } static inline struct request *blk_mq_get_cached_request(struct request_queue *q, - struct blk_plug *plug, struct bio *bio) + struct blk_plug *plug, struct bio **bio, unsigned int nsegs) { struct request *rq; @@ -2753,12 +2764,19 @@ static inline struct request *blk_mq_get_cached_request(struct request_queue *q, if (!rq || rq->q != q) return NULL; - if (blk_mq_get_hctx_type(bio->bi_opf) != rq->mq_hctx->type) + if (blk_mq_attempt_bio_merge(q, *bio, nsegs)) { + *bio = NULL; return NULL; - if (op_is_flush(rq->cmd_flags) != op_is_flush(bio->bi_opf)) + } + + rq_qos_throttle(q, *bio); + + if (blk_mq_get_hctx_type((*bio)->bi_opf) != rq->mq_hctx->type) + return NULL; + if (op_is_flush(rq->cmd_flags) != op_is_flush((*bio)->bi_opf)) return NULL; - rq->cmd_flags = bio->bi_opf; + rq->cmd_flags = (*bio)->bi_opf; plug->cached_rq = rq_list_next(rq); INIT_LIST_HEAD(&rq->queuelist); return rq; @@ -2796,14 +2814,11 @@ void blk_mq_submit_bio(struct bio *bio) if (!bio_integrity_prep(bio)) return; - if (blk_mq_attempt_bio_merge(q, bio, nr_segs)) - return; - - rq_qos_throttle(q, bio); - - rq = blk_mq_get_cached_request(q, plug, bio); + rq = blk_mq_get_cached_request(q, plug, &bio, nr_segs); if (!rq) { - rq = blk_mq_get_new_requests(q, plug, bio); + if (!bio) + return; + rq = blk_mq_get_new_requests(q, plug, bio, nr_segs); if (unlikely(!rq)) return; } diff --git a/block/elevator.c b/block/elevator.c index ec98aed39c4f..482df2a350fc 100644 --- a/block/elevator.c +++ b/block/elevator.c @@ -525,8 +525,6 @@ void elv_unregister_queue(struct request_queue *q) kobject_del(&e->kobj); e->registered = 0; - /* Re-enable throttling in case elevator disabled it */ - wbt_enable_default(q); } } diff --git a/block/fops.c b/block/fops.c index 4f59e0f5bf30..a18e7fbd97b8 100644 --- a/block/fops.c +++ b/block/fops.c @@ -289,6 +289,8 @@ static void blkdev_bio_end_io_async(struct bio *bio) struct kiocb *iocb = dio->iocb; ssize_t ret; + WRITE_ONCE(iocb->private, NULL); + if (likely(!bio->bi_status)) { ret = dio->size; iocb->ki_pos += ret; diff --git a/block/genhd.c b/block/genhd.c index 626c8406f21a..9eca1f7d35c9 100644 --- a/block/genhd.c +++ b/block/genhd.c @@ -549,6 +549,20 @@ out_free_ext_minor: EXPORT_SYMBOL(device_add_disk); /** + * blk_mark_disk_dead - mark a disk as dead + * @disk: disk to mark as dead + * + * Mark as disk as dead (e.g. surprise removed) and don't accept any new I/O + * to this disk. + */ +void blk_mark_disk_dead(struct gendisk *disk) +{ + set_bit(GD_DEAD, &disk->state); + blk_queue_start_drain(disk->queue); +} +EXPORT_SYMBOL_GPL(blk_mark_disk_dead); + +/** * del_gendisk - remove the gendisk * @disk: the struct gendisk to remove * diff --git a/certs/system_keyring.c b/certs/system_keyring.c index 692365dee2bd..05b66ce9d1c9 100644 --- a/certs/system_keyring.c +++ b/certs/system_keyring.c @@ -22,6 +22,9 @@ static struct key *builtin_trusted_keys; #ifdef CONFIG_SECONDARY_TRUSTED_KEYRING static struct key *secondary_trusted_keys; #endif +#ifdef CONFIG_INTEGRITY_MACHINE_KEYRING +static struct key *machine_trusted_keys; +#endif #ifdef CONFIG_INTEGRITY_PLATFORM_KEYRING static struct key *platform_trusted_keys; #endif @@ -86,11 +89,50 @@ static __init struct key_restriction *get_builtin_and_secondary_restriction(void if (!restriction) panic("Can't allocate secondary trusted keyring restriction\n"); - restriction->check = restrict_link_by_builtin_and_secondary_trusted; + if (IS_ENABLED(CONFIG_INTEGRITY_MACHINE_KEYRING)) + restriction->check = restrict_link_by_builtin_secondary_and_machine; + else + restriction->check = restrict_link_by_builtin_and_secondary_trusted; return restriction; } #endif +#ifdef CONFIG_INTEGRITY_MACHINE_KEYRING +void __init set_machine_trusted_keys(struct key *keyring) +{ + machine_trusted_keys = keyring; + + if (key_link(secondary_trusted_keys, machine_trusted_keys) < 0) + panic("Can't link (machine) trusted keyrings\n"); +} + +/** + * restrict_link_by_builtin_secondary_and_machine - Restrict keyring addition. + * @dest_keyring: Keyring being linked to. + * @type: The type of key being added. + * @payload: The payload of the new key. + * @restrict_key: A ring of keys that can be used to vouch for the new cert. + * + * Restrict the addition of keys into a keyring based on the key-to-be-added + * being vouched for by a key in either the built-in, the secondary, or + * the machine keyrings. + */ +int restrict_link_by_builtin_secondary_and_machine( + struct key *dest_keyring, + const struct key_type *type, + const union key_payload *payload, + struct key *restrict_key) +{ + if (machine_trusted_keys && type == &key_type_keyring && + dest_keyring == secondary_trusted_keys && + payload == &machine_trusted_keys->payload) + /* Allow the machine keyring to be added to the secondary */ + return 0; + + return restrict_link_by_builtin_and_secondary_trusted(dest_keyring, type, + payload, restrict_key); +} +#endif /* * Create the trusted keyrings diff --git a/crypto/af_alg.c b/crypto/af_alg.c index e1ea18536a5f..c8289b7a85ba 100644 --- a/crypto/af_alg.c +++ b/crypto/af_alg.c @@ -25,12 +25,9 @@ struct alg_type_list { struct list_head list; }; -static atomic_long_t alg_memory_allocated; - static struct proto alg_proto = { .name = "ALG", .owner = THIS_MODULE, - .memory_allocated = &alg_memory_allocated, .obj_size = sizeof(struct alg_sock), }; diff --git a/crypto/asymmetric_keys/Kconfig b/crypto/asymmetric_keys/Kconfig index 1f1f004dc757..460bc5d0a828 100644 --- a/crypto/asymmetric_keys/Kconfig +++ b/crypto/asymmetric_keys/Kconfig @@ -22,18 +22,6 @@ config ASYMMETRIC_PUBLIC_KEY_SUBTYPE appropriate hash algorithms (such as SHA-1) must be available. ENOPKG will be reported if the requisite algorithm is unavailable. -config ASYMMETRIC_TPM_KEY_SUBTYPE - tristate "Asymmetric TPM backed private key subtype" - depends on TCG_TPM - depends on TRUSTED_KEYS - select CRYPTO_HMAC - select CRYPTO_SHA1 - select CRYPTO_HASH_INFO - help - This option provides support for TPM backed private key type handling. - Operations such as sign, verify, encrypt, decrypt are performed by - the TPM after the private key is loaded. - config X509_CERTIFICATE_PARSER tristate "X.509 certificate parser" depends on ASYMMETRIC_PUBLIC_KEY_SUBTYPE @@ -54,15 +42,6 @@ config PKCS8_PRIVATE_KEY_PARSER private key data and provides the ability to instantiate a crypto key from that data. -config TPM_KEY_PARSER - tristate "TPM private key parser" - depends on ASYMMETRIC_TPM_KEY_SUBTYPE - select ASN1 - help - This option provides support for parsing TPM format blobs for - private key data and provides the ability to instantiate a crypto key - from that data. - config PKCS7_MESSAGE_PARSER tristate "PKCS#7 message parser" depends on X509_CERTIFICATE_PARSER diff --git a/crypto/asymmetric_keys/Makefile b/crypto/asymmetric_keys/Makefile index 28b91adba2ae..c38424f55b08 100644 --- a/crypto/asymmetric_keys/Makefile +++ b/crypto/asymmetric_keys/Makefile @@ -11,7 +11,6 @@ asymmetric_keys-y := \ signature.o obj-$(CONFIG_ASYMMETRIC_PUBLIC_KEY_SUBTYPE) += public_key.o -obj-$(CONFIG_ASYMMETRIC_TPM_KEY_SUBTYPE) += asym_tpm.o # # X.509 Certificate handling @@ -75,14 +74,3 @@ verify_signed_pefile-y := \ $(obj)/mscode_parser.o: $(obj)/mscode.asn1.h $(obj)/mscode.asn1.h $(obj)/mscode.asn1.o: $(obj)/mscode.asn1.c $(obj)/mscode.asn1.h - -# -# TPM private key parsing -# -obj-$(CONFIG_TPM_KEY_PARSER) += tpm_key_parser.o -tpm_key_parser-y := \ - tpm.asn1.o \ - tpm_parser.o - -$(obj)/tpm_parser.o: $(obj)/tpm.asn1.h -$(obj)/tpm.asn1.o: $(obj)/tpm.asn1.c $(obj)/tpm.asn1.h diff --git a/crypto/asymmetric_keys/asym_tpm.c b/crypto/asymmetric_keys/asym_tpm.c deleted file mode 100644 index 0959613560b9..000000000000 --- a/crypto/asymmetric_keys/asym_tpm.c +++ /dev/null @@ -1,957 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define pr_fmt(fmt) "ASYM-TPM: "fmt -#include <linux/slab.h> -#include <linux/module.h> -#include <linux/export.h> -#include <linux/kernel.h> -#include <linux/seq_file.h> -#include <linux/scatterlist.h> -#include <linux/tpm.h> -#include <linux/tpm_command.h> -#include <crypto/akcipher.h> -#include <crypto/hash.h> -#include <crypto/sha1.h> -#include <asm/unaligned.h> -#include <keys/asymmetric-subtype.h> -#include <keys/trusted_tpm.h> -#include <crypto/asym_tpm_subtype.h> -#include <crypto/public_key.h> - -#define TPM_ORD_FLUSHSPECIFIC 186 -#define TPM_ORD_LOADKEY2 65 -#define TPM_ORD_UNBIND 30 -#define TPM_ORD_SIGN 60 - -#define TPM_RT_KEY 0x00000001 - -/* - * Load a TPM key from the blob provided by userspace - */ -static int tpm_loadkey2(struct tpm_buf *tb, - uint32_t keyhandle, unsigned char *keyauth, - const unsigned char *keyblob, int keybloblen, - uint32_t *newhandle) -{ - unsigned char nonceodd[TPM_NONCE_SIZE]; - unsigned char enonce[TPM_NONCE_SIZE]; - unsigned char authdata[SHA1_DIGEST_SIZE]; - uint32_t authhandle = 0; - unsigned char cont = 0; - uint32_t ordinal; - int ret; - - ordinal = htonl(TPM_ORD_LOADKEY2); - - /* session for loading the key */ - ret = oiap(tb, &authhandle, enonce); - if (ret < 0) { - pr_info("oiap failed (%d)\n", ret); - return ret; - } - - /* generate odd nonce */ - ret = tpm_get_random(NULL, nonceodd, TPM_NONCE_SIZE); - if (ret < 0) { - pr_info("tpm_get_random failed (%d)\n", ret); - return ret; - } - - /* calculate authorization HMAC value */ - ret = TSS_authhmac(authdata, keyauth, SHA1_DIGEST_SIZE, enonce, - nonceodd, cont, sizeof(uint32_t), &ordinal, - keybloblen, keyblob, 0, 0); - if (ret < 0) - return ret; - - /* build the request buffer */ - tpm_buf_reset(tb, TPM_TAG_RQU_AUTH1_COMMAND, TPM_ORD_LOADKEY2); - tpm_buf_append_u32(tb, keyhandle); - tpm_buf_append(tb, keyblob, keybloblen); - tpm_buf_append_u32(tb, authhandle); - tpm_buf_append(tb, nonceodd, TPM_NONCE_SIZE); - tpm_buf_append_u8(tb, cont); - tpm_buf_append(tb, authdata, SHA1_DIGEST_SIZE); - - ret = trusted_tpm_send(tb->data, MAX_BUF_SIZE); - if (ret < 0) { - pr_info("authhmac failed (%d)\n", ret); - return ret; - } - - ret = TSS_checkhmac1(tb->data, ordinal, nonceodd, keyauth, - SHA1_DIGEST_SIZE, 0, 0); - if (ret < 0) { - pr_info("TSS_checkhmac1 failed (%d)\n", ret); - return ret; - } - - *newhandle = LOAD32(tb->data, TPM_DATA_OFFSET); - return 0; -} - -/* - * Execute the FlushSpecific TPM command - */ -static int tpm_flushspecific(struct tpm_buf *tb, uint32_t handle) -{ - tpm_buf_reset(tb, TPM_TAG_RQU_COMMAND, TPM_ORD_FLUSHSPECIFIC); - tpm_buf_append_u32(tb, handle); - tpm_buf_append_u32(tb, TPM_RT_KEY); - - return trusted_tpm_send(tb->data, MAX_BUF_SIZE); -} - -/* - * Decrypt a blob provided by userspace using a specific key handle. - * The handle is a well known handle or previously loaded by e.g. LoadKey2 - */ -static int tpm_unbind(struct tpm_buf *tb, - uint32_t keyhandle, unsigned char *keyauth, - const unsigned char *blob, uint32_t bloblen, - void *out, uint32_t outlen) -{ - unsigned char nonceodd[TPM_NONCE_SIZE]; - unsigned char enonce[TPM_NONCE_SIZE]; - unsigned char authdata[SHA1_DIGEST_SIZE]; - uint32_t authhandle = 0; - unsigned char cont = 0; - uint32_t ordinal; - uint32_t datalen; - int ret; - - ordinal = htonl(TPM_ORD_UNBIND); - datalen = htonl(bloblen); - - /* session for loading the key */ - ret = oiap(tb, &authhandle, enonce); - if (ret < 0) { - pr_info("oiap failed (%d)\n", ret); - return ret; - } - - /* generate odd nonce */ - ret = tpm_get_random(NULL, nonceodd, TPM_NONCE_SIZE); - if (ret < 0) { - pr_info("tpm_get_random failed (%d)\n", ret); - return ret; - } - - /* calculate authorization HMAC value */ - ret = TSS_authhmac(authdata, keyauth, SHA1_DIGEST_SIZE, enonce, - nonceodd, cont, sizeof(uint32_t), &ordinal, - sizeof(uint32_t), &datalen, - bloblen, blob, 0, 0); - if (ret < 0) - return ret; - - /* build the request buffer */ - tpm_buf_reset(tb, TPM_TAG_RQU_AUTH1_COMMAND, TPM_ORD_UNBIND); - tpm_buf_append_u32(tb, keyhandle); - tpm_buf_append_u32(tb, bloblen); - tpm_buf_append(tb, blob, bloblen); - tpm_buf_append_u32(tb, authhandle); - tpm_buf_append(tb, nonceodd, TPM_NONCE_SIZE); - tpm_buf_append_u8(tb, cont); - tpm_buf_append(tb, authdata, SHA1_DIGEST_SIZE); - - ret = trusted_tpm_send(tb->data, MAX_BUF_SIZE); - if (ret < 0) { - pr_info("authhmac failed (%d)\n", ret); - return ret; - } - - datalen = LOAD32(tb->data, TPM_DATA_OFFSET); - - ret = TSS_checkhmac1(tb->data, ordinal, nonceodd, - keyauth, SHA1_DIGEST_SIZE, - sizeof(uint32_t), TPM_DATA_OFFSET, - datalen, TPM_DATA_OFFSET + sizeof(uint32_t), - 0, 0); - if (ret < 0) { - pr_info("TSS_checkhmac1 failed (%d)\n", ret); - return ret; - } - - memcpy(out, tb->data + TPM_DATA_OFFSET + sizeof(uint32_t), - min(outlen, datalen)); - - return datalen; -} - -/* - * Sign a blob provided by userspace (that has had the hash function applied) - * using a specific key handle. The handle is assumed to have been previously - * loaded by e.g. LoadKey2. - * - * Note that the key signature scheme of the used key should be set to - * TPM_SS_RSASSAPKCS1v15_DER. This allows the hashed input to be of any size - * up to key_length_in_bytes - 11 and not be limited to size 20 like the - * TPM_SS_RSASSAPKCS1v15_SHA1 signature scheme. - */ -static int tpm_sign(struct tpm_buf *tb, - uint32_t keyhandle, unsigned char *keyauth, - const unsigned char *blob, uint32_t bloblen, - void *out, uint32_t outlen) -{ - unsigned char nonceodd[TPM_NONCE_SIZE]; - unsigned char enonce[TPM_NONCE_SIZE]; - unsigned char authdata[SHA1_DIGEST_SIZE]; - uint32_t authhandle = 0; - unsigned char cont = 0; - uint32_t ordinal; - uint32_t datalen; - int ret; - - ordinal = htonl(TPM_ORD_SIGN); - datalen = htonl(bloblen); - - /* session for loading the key */ - ret = oiap(tb, &authhandle, enonce); - if (ret < 0) { - pr_info("oiap failed (%d)\n", ret); - return ret; - } - - /* generate odd nonce */ - ret = tpm_get_random(NULL, nonceodd, TPM_NONCE_SIZE); - if (ret < 0) { - pr_info("tpm_get_random failed (%d)\n", ret); - return ret; - } - - /* calculate authorization HMAC value */ - ret = TSS_authhmac(authdata, keyauth, SHA1_DIGEST_SIZE, enonce, - nonceodd, cont, sizeof(uint32_t), &ordinal, - sizeof(uint32_t), &datalen, - bloblen, blob, 0, 0); - if (ret < 0) - return ret; - - /* build the request buffer */ - tpm_buf_reset(tb, TPM_TAG_RQU_AUTH1_COMMAND, TPM_ORD_SIGN); - tpm_buf_append_u32(tb, keyhandle); - tpm_buf_append_u32(tb, bloblen); - tpm_buf_append(tb, blob, bloblen); - tpm_buf_append_u32(tb, authhandle); - tpm_buf_append(tb, nonceodd, TPM_NONCE_SIZE); - tpm_buf_append_u8(tb, cont); - tpm_buf_append(tb, authdata, SHA1_DIGEST_SIZE); - - ret = trusted_tpm_send(tb->data, MAX_BUF_SIZE); - if (ret < 0) { - pr_info("authhmac failed (%d)\n", ret); - return ret; - } - - datalen = LOAD32(tb->data, TPM_DATA_OFFSET); - - ret = TSS_checkhmac1(tb->data, ordinal, nonceodd, - keyauth, SHA1_DIGEST_SIZE, - sizeof(uint32_t), TPM_DATA_OFFSET, - datalen, TPM_DATA_OFFSET + sizeof(uint32_t), - 0, 0); - if (ret < 0) { - pr_info("TSS_checkhmac1 failed (%d)\n", ret); - return ret; - } - - memcpy(out, tb->data + TPM_DATA_OFFSET + sizeof(uint32_t), - min(datalen, outlen)); - - return datalen; -} - -/* Room to fit two u32 zeros for algo id and parameters length. */ -#define SETKEY_PARAMS_SIZE (sizeof(u32) * 2) - -/* - * Maximum buffer size for the BER/DER encoded public key. The public key - * is of the form SEQUENCE { INTEGER n, INTEGER e } where n is a maximum 2048 - * bit key and e is usually 65537 - * The encoding overhead is: - * - max 4 bytes for SEQUENCE - * - max 4 bytes for INTEGER n type/length - * - 257 bytes of n - * - max 2 bytes for INTEGER e type/length - * - 3 bytes of e - * - 4+4 of zeros for set_pub_key parameters (SETKEY_PARAMS_SIZE) - */ -#define PUB_KEY_BUF_SIZE (4 + 4 + 257 + 2 + 3 + SETKEY_PARAMS_SIZE) - -/* - * Provide a part of a description of the key for /proc/keys. - */ -static void asym_tpm_describe(const struct key *asymmetric_key, - struct seq_file *m) -{ - struct tpm_key *tk = asymmetric_key->payload.data[asym_crypto]; - - if (!tk) - return; - - seq_printf(m, "TPM1.2/Blob"); -} - -static void asym_tpm_destroy(void *payload0, void *payload3) -{ - struct tpm_key *tk = payload0; - - if (!tk) - return; - - kfree(tk->blob); - tk->blob_len = 0; - - kfree(tk); -} - -/* How many bytes will it take to encode the length */ -static inline uint32_t definite_length(uint32_t len) -{ - if (len <= 127) - return 1; - if (len <= 255) - return 2; - return 3; -} - -static inline uint8_t *encode_tag_length(uint8_t *buf, uint8_t tag, - uint32_t len) -{ - *buf++ = tag; - - if (len <= 127) { - buf[0] = len; - return buf + 1; - } - - if (len <= 255) { - buf[0] = 0x81; - buf[1] = len; - return buf + 2; - } - - buf[0] = 0x82; - put_unaligned_be16(len, buf + 1); - return buf + 3; -} - -static uint32_t derive_pub_key(const void *pub_key, uint32_t len, uint8_t *buf) -{ - uint8_t *cur = buf; - uint32_t n_len = definite_length(len) + 1 + len + 1; - uint32_t e_len = definite_length(3) + 1 + 3; - uint8_t e[3] = { 0x01, 0x00, 0x01 }; - - /* SEQUENCE */ - cur = encode_tag_length(cur, 0x30, n_len + e_len); - /* INTEGER n */ - cur = encode_tag_length(cur, 0x02, len + 1); - cur[0] = 0x00; - memcpy(cur + 1, pub_key, len); - cur += len + 1; - cur = encode_tag_length(cur, 0x02, sizeof(e)); - memcpy(cur, e, sizeof(e)); - cur += sizeof(e); - /* Zero parameters to satisfy set_pub_key ABI. */ - memzero_explicit(cur, SETKEY_PARAMS_SIZE); - - return cur - buf; -} - -/* - * Determine the crypto algorithm name. - */ -static int determine_akcipher(const char *encoding, const char *hash_algo, - char alg_name[CRYPTO_MAX_ALG_NAME]) -{ - if (strcmp(encoding, "pkcs1") == 0) { - if (!hash_algo) { - strcpy(alg_name, "pkcs1pad(rsa)"); - return 0; - } - - if (snprintf(alg_name, CRYPTO_MAX_ALG_NAME, "pkcs1pad(rsa,%s)", - hash_algo) >= CRYPTO_MAX_ALG_NAME) - return -EINVAL; - - return 0; - } - - if (strcmp(encoding, "raw") == 0) { - strcpy(alg_name, "rsa"); - return 0; - } - - return -ENOPKG; -} - -/* - * Query information about a key. - */ -static int tpm_key_query(const struct kernel_pkey_params *params, - struct kernel_pkey_query *info) -{ - struct tpm_key *tk = params->key->payload.data[asym_crypto]; - int ret; - char alg_name[CRYPTO_MAX_ALG_NAME]; - struct crypto_akcipher *tfm; - uint8_t der_pub_key[PUB_KEY_BUF_SIZE]; - uint32_t der_pub_key_len; - int len; - - /* TPM only works on private keys, public keys still done in software */ - ret = determine_akcipher(params->encoding, params->hash_algo, alg_name); - if (ret < 0) - return ret; - - tfm = crypto_alloc_akcipher(alg_name, 0, 0); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); - - der_pub_key_len = derive_pub_key(tk->pub_key, tk->pub_key_len, - der_pub_key); - - ret = crypto_akcipher_set_pub_key(tfm, der_pub_key, der_pub_key_len); - if (ret < 0) - goto error_free_tfm; - - len = crypto_akcipher_maxsize(tfm); - - info->key_size = tk->key_len; - info->max_data_size = tk->key_len / 8; - info->max_sig_size = len; - info->max_enc_size = len; - info->max_dec_size = tk->key_len / 8; - - info->supported_ops = KEYCTL_SUPPORTS_ENCRYPT | - KEYCTL_SUPPORTS_DECRYPT | - KEYCTL_SUPPORTS_VERIFY | - KEYCTL_SUPPORTS_SIGN; - - ret = 0; -error_free_tfm: - crypto_free_akcipher(tfm); - pr_devel("<==%s() = %d\n", __func__, ret); - return ret; -} - -/* - * Encryption operation is performed with the public key. Hence it is done - * in software - */ -static int tpm_key_encrypt(struct tpm_key *tk, - struct kernel_pkey_params *params, - const void *in, void *out) -{ - char alg_name[CRYPTO_MAX_ALG_NAME]; - struct crypto_akcipher *tfm; - struct akcipher_request *req; - struct crypto_wait cwait; - struct scatterlist in_sg, out_sg; - uint8_t der_pub_key[PUB_KEY_BUF_SIZE]; - uint32_t der_pub_key_len; - int ret; - - pr_devel("==>%s()\n", __func__); - - ret = determine_akcipher(params->encoding, params->hash_algo, alg_name); - if (ret < 0) - return ret; - - tfm = crypto_alloc_akcipher(alg_name, 0, 0); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); - - der_pub_key_len = derive_pub_key(tk->pub_key, tk->pub_key_len, - der_pub_key); - - ret = crypto_akcipher_set_pub_key(tfm, der_pub_key, der_pub_key_len); - if (ret < 0) - goto error_free_tfm; - - ret = -ENOMEM; - req = akcipher_request_alloc(tfm, GFP_KERNEL); - if (!req) - goto error_free_tfm; - - sg_init_one(&in_sg, in, params->in_len); - sg_init_one(&out_sg, out, params->out_len); - akcipher_request_set_crypt(req, &in_sg, &out_sg, params->in_len, - params->out_len); - crypto_init_wait(&cwait); - akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG | - CRYPTO_TFM_REQ_MAY_SLEEP, - crypto_req_done, &cwait); - - ret = crypto_akcipher_encrypt(req); - ret = crypto_wait_req(ret, &cwait); - - if (ret == 0) - ret = req->dst_len; - - akcipher_request_free(req); -error_free_tfm: - crypto_free_akcipher(tfm); - pr_devel("<==%s() = %d\n", __func__, ret); - return ret; -} - -/* - * Decryption operation is performed with the private key in the TPM. - */ -static int tpm_key_decrypt(struct tpm_key *tk, - struct kernel_pkey_params *params, - const void *in, void *out) -{ - struct tpm_buf tb; - uint32_t keyhandle; - uint8_t srkauth[SHA1_DIGEST_SIZE]; - uint8_t keyauth[SHA1_DIGEST_SIZE]; - int r; - - pr_devel("==>%s()\n", __func__); - - if (params->hash_algo) - return -ENOPKG; - - if (strcmp(params->encoding, "pkcs1")) - return -ENOPKG; - - r = tpm_buf_init(&tb, 0, 0); - if (r) - return r; - - /* TODO: Handle a non-all zero SRK authorization */ - memset(srkauth, 0, sizeof(srkauth)); - - r = tpm_loadkey2(&tb, SRKHANDLE, srkauth, - tk->blob, tk->blob_len, &keyhandle); - if (r < 0) { - pr_devel("loadkey2 failed (%d)\n", r); - goto error; - } - - /* TODO: Handle a non-all zero key authorization */ - memset(keyauth, 0, sizeof(keyauth)); - - r = tpm_unbind(&tb, keyhandle, keyauth, - in, params->in_len, out, params->out_len); - if (r < 0) - pr_devel("tpm_unbind failed (%d)\n", r); - - if (tpm_flushspecific(&tb, keyhandle) < 0) - pr_devel("flushspecific failed (%d)\n", r); - -error: - tpm_buf_destroy(&tb); - pr_devel("<==%s() = %d\n", __func__, r); - return r; -} - -/* - * Hash algorithm OIDs plus ASN.1 DER wrappings [RFC4880 sec 5.2.2]. - */ -static const u8 digest_info_md5[] = { - 0x30, 0x20, 0x30, 0x0c, 0x06, 0x08, - 0x2a, 0x86, 0x48, 0x86, 0xf7, 0x0d, 0x02, 0x05, /* OID */ - 0x05, 0x00, 0x04, 0x10 -}; - -static const u8 digest_info_sha1[] = { - 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, - 0x2b, 0x0e, 0x03, 0x02, 0x1a, - 0x05, 0x00, 0x04, 0x14 -}; - -static const u8 digest_info_rmd160[] = { - 0x30, 0x21, 0x30, 0x09, 0x06, 0x05, - 0x2b, 0x24, 0x03, 0x02, 0x01, - 0x05, 0x00, 0x04, 0x14 -}; - -static const u8 digest_info_sha224[] = { - 0x30, 0x2d, 0x30, 0x0d, 0x06, 0x09, - 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x04, - 0x05, 0x00, 0x04, 0x1c -}; - -static const u8 digest_info_sha256[] = { - 0x30, 0x31, 0x30, 0x0d, 0x06, 0x09, - 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x01, - 0x05, 0x00, 0x04, 0x20 -}; - -static const u8 digest_info_sha384[] = { - 0x30, 0x41, 0x30, 0x0d, 0x06, 0x09, - 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x02, - 0x05, 0x00, 0x04, 0x30 -}; - -static const u8 digest_info_sha512[] = { - 0x30, 0x51, 0x30, 0x0d, 0x06, 0x09, - 0x60, 0x86, 0x48, 0x01, 0x65, 0x03, 0x04, 0x02, 0x03, - 0x05, 0x00, 0x04, 0x40 -}; - -static const struct asn1_template { - const char *name; - const u8 *data; - size_t size; -} asn1_templates[] = { -#define _(X) { #X, digest_info_##X, sizeof(digest_info_##X) } - _(md5), - _(sha1), - _(rmd160), - _(sha256), - _(sha384), - _(sha512), - _(sha224), - { NULL } -#undef _ -}; - -static const struct asn1_template *lookup_asn1(const char *name) -{ - const struct asn1_template *p; - - for (p = asn1_templates; p->name; p++) - if (strcmp(name, p->name) == 0) - return p; - return NULL; -} - -/* - * Sign operation is performed with the private key in the TPM. - */ -static int tpm_key_sign(struct tpm_key *tk, - struct kernel_pkey_params *params, - const void *in, void *out) -{ - struct tpm_buf tb; - uint32_t keyhandle; - uint8_t srkauth[SHA1_DIGEST_SIZE]; - uint8_t keyauth[SHA1_DIGEST_SIZE]; - void *asn1_wrapped = NULL; - uint32_t in_len = params->in_len; - int r; - - pr_devel("==>%s()\n", __func__); - - if (strcmp(params->encoding, "pkcs1")) - return -ENOPKG; - - if (params->hash_algo) { - const struct asn1_template *asn1 = - lookup_asn1(params->hash_algo); - - if (!asn1) - return -ENOPKG; - - /* request enough space for the ASN.1 template + input hash */ - asn1_wrapped = kzalloc(in_len + asn1->size, GFP_KERNEL); - if (!asn1_wrapped) - return -ENOMEM; - - /* Copy ASN.1 template, then the input */ - memcpy(asn1_wrapped, asn1->data, asn1->size); - memcpy(asn1_wrapped + asn1->size, in, in_len); - - in = asn1_wrapped; - in_len += asn1->size; - } - - if (in_len > tk->key_len / 8 - 11) { - r = -EOVERFLOW; - goto error_free_asn1_wrapped; - } - - r = tpm_buf_init(&tb, 0, 0); - if (r) - goto error_free_asn1_wrapped; - - /* TODO: Handle a non-all zero SRK authorization */ - memset(srkauth, 0, sizeof(srkauth)); - - r = tpm_loadkey2(&tb, SRKHANDLE, srkauth, - tk->blob, tk->blob_len, &keyhandle); - if (r < 0) { - pr_devel("loadkey2 failed (%d)\n", r); - goto error_free_tb; - } - - /* TODO: Handle a non-all zero key authorization */ - memset(keyauth, 0, sizeof(keyauth)); - - r = tpm_sign(&tb, keyhandle, keyauth, in, in_len, out, params->out_len); - if (r < 0) - pr_devel("tpm_sign failed (%d)\n", r); - - if (tpm_flushspecific(&tb, keyhandle) < 0) - pr_devel("flushspecific failed (%d)\n", r); - -error_free_tb: - tpm_buf_destroy(&tb); -error_free_asn1_wrapped: - kfree(asn1_wrapped); - pr_devel("<==%s() = %d\n", __func__, r); - return r; -} - -/* - * Do encryption, decryption and signing ops. - */ -static int tpm_key_eds_op(struct kernel_pkey_params *params, - const void *in, void *out) -{ - struct tpm_key *tk = params->key->payload.data[asym_crypto]; - int ret = -EOPNOTSUPP; - - /* Perform the encryption calculation. */ - switch (params->op) { - case kernel_pkey_encrypt: - ret = tpm_key_encrypt(tk, params, in, out); - break; - case kernel_pkey_decrypt: - ret = tpm_key_decrypt(tk, params, in, out); - break; - case kernel_pkey_sign: - ret = tpm_key_sign(tk, params, in, out); - break; - default: - BUG(); - } - - return ret; -} - -/* - * Verify a signature using a public key. - */ -static int tpm_key_verify_signature(const struct key *key, - const struct public_key_signature *sig) -{ - const struct tpm_key *tk = key->payload.data[asym_crypto]; - struct crypto_wait cwait; - struct crypto_akcipher *tfm; - struct akcipher_request *req; - struct scatterlist src_sg[2]; - char alg_name[CRYPTO_MAX_ALG_NAME]; - uint8_t der_pub_key[PUB_KEY_BUF_SIZE]; - uint32_t der_pub_key_len; - int ret; - - pr_devel("==>%s()\n", __func__); - - BUG_ON(!tk); - BUG_ON(!sig); - BUG_ON(!sig->s); - - if (!sig->digest) - return -ENOPKG; - - ret = determine_akcipher(sig->encoding, sig->hash_algo, alg_name); - if (ret < 0) - return ret; - - tfm = crypto_alloc_akcipher(alg_name, 0, 0); - if (IS_ERR(tfm)) - return PTR_ERR(tfm); - - der_pub_key_len = derive_pub_key(tk->pub_key, tk->pub_key_len, - der_pub_key); - - ret = crypto_akcipher_set_pub_key(tfm, der_pub_key, der_pub_key_len); - if (ret < 0) - goto error_free_tfm; - - ret = -ENOMEM; - req = akcipher_request_alloc(tfm, GFP_KERNEL); - if (!req) - goto error_free_tfm; - - sg_init_table(src_sg, 2); - sg_set_buf(&src_sg[0], sig->s, sig->s_size); - sg_set_buf(&src_sg[1], sig->digest, sig->digest_size); - akcipher_request_set_crypt(req, src_sg, NULL, sig->s_size, - sig->digest_size); - crypto_init_wait(&cwait); - akcipher_request_set_callback(req, CRYPTO_TFM_REQ_MAY_BACKLOG | - CRYPTO_TFM_REQ_MAY_SLEEP, - crypto_req_done, &cwait); - ret = crypto_wait_req(crypto_akcipher_verify(req), &cwait); - - akcipher_request_free(req); -error_free_tfm: - crypto_free_akcipher(tfm); - pr_devel("<==%s() = %d\n", __func__, ret); - if (WARN_ON_ONCE(ret > 0)) - ret = -EINVAL; - return ret; -} - -/* - * Parse enough information out of TPM_KEY structure: - * TPM_STRUCT_VER -> 4 bytes - * TPM_KEY_USAGE -> 2 bytes - * TPM_KEY_FLAGS -> 4 bytes - * TPM_AUTH_DATA_USAGE -> 1 byte - * TPM_KEY_PARMS -> variable - * UINT32 PCRInfoSize -> 4 bytes - * BYTE* -> PCRInfoSize bytes - * TPM_STORE_PUBKEY - * UINT32 encDataSize; - * BYTE* -> encDataSize; - * - * TPM_KEY_PARMS: - * TPM_ALGORITHM_ID -> 4 bytes - * TPM_ENC_SCHEME -> 2 bytes - * TPM_SIG_SCHEME -> 2 bytes - * UINT32 parmSize -> 4 bytes - * BYTE* -> variable - */ -static int extract_key_parameters(struct tpm_key *tk) -{ - const void *cur = tk->blob; - uint32_t len = tk->blob_len; - const void *pub_key; - uint32_t sz; - uint32_t key_len; - - if (len < 11) - return -EBADMSG; - - /* Ensure this is a legacy key */ - if (get_unaligned_be16(cur + 4) != 0x0015) - return -EBADMSG; - - /* Skip to TPM_KEY_PARMS */ - cur += 11; - len -= 11; - - if (len < 12) - return -EBADMSG; - - /* Make sure this is an RSA key */ - if (get_unaligned_be32(cur) != 0x00000001) - return -EBADMSG; - - /* Make sure this is TPM_ES_RSAESPKCSv15 encoding scheme */ - if (get_unaligned_be16(cur + 4) != 0x0002) - return -EBADMSG; - - /* Make sure this is TPM_SS_RSASSAPKCS1v15_DER signature scheme */ - if (get_unaligned_be16(cur + 6) != 0x0003) - return -EBADMSG; - - sz = get_unaligned_be32(cur + 8); - if (len < sz + 12) - return -EBADMSG; - - /* Move to TPM_RSA_KEY_PARMS */ - len -= 12; - cur += 12; - - /* Grab the RSA key length */ - key_len = get_unaligned_be32(cur); - - switch (key_len) { - case 512: - case 1024: - case 1536: - case 2048: - break; - default: - return -EINVAL; - } - - /* Move just past TPM_KEY_PARMS */ - cur += sz; - len -= sz; - - if (len < 4) - return -EBADMSG; - - sz = get_unaligned_be32(cur); - if (len < 4 + sz) - return -EBADMSG; - - /* Move to TPM_STORE_PUBKEY */ - cur += 4 + sz; - len -= 4 + sz; - - /* Grab the size of the public key, it should jive with the key size */ - sz = get_unaligned_be32(cur); - if (sz > 256) - return -EINVAL; - - pub_key = cur + 4; - - tk->key_len = key_len; - tk->pub_key = pub_key; - tk->pub_key_len = sz; - - return 0; -} - -/* Given the blob, parse it and load it into the TPM */ -struct tpm_key *tpm_key_create(const void *blob, uint32_t blob_len) -{ - int r; - struct tpm_key *tk; - - r = tpm_is_tpm2(NULL); - if (r < 0) - goto error; - - /* We don't support TPM2 yet */ - if (r > 0) { - r = -ENODEV; - goto error; - } - - r = -ENOMEM; - tk = kzalloc(sizeof(struct tpm_key), GFP_KERNEL); - if (!tk) - goto error; - - tk->blob = kmemdup(blob, blob_len, GFP_KERNEL); - if (!tk->blob) - goto error_memdup; - - tk->blob_len = blob_len; - - r = extract_key_parameters(tk); - if (r < 0) - goto error_extract; - - return tk; - -error_extract: - kfree(tk->blob); - tk->blob_len = 0; -error_memdup: - kfree(tk); -error: - return ERR_PTR(r); -} -EXPORT_SYMBOL_GPL(tpm_key_create); - -/* - * TPM-based asymmetric key subtype - */ -struct asymmetric_key_subtype asym_tpm_subtype = { - .owner = THIS_MODULE, - .name = "asym_tpm", - .name_len = sizeof("asym_tpm") - 1, - .describe = asym_tpm_describe, - .destroy = asym_tpm_destroy, - .query = tpm_key_query, - .eds_op = tpm_key_eds_op, - .verify_signature = tpm_key_verify_signature, -}; -EXPORT_SYMBOL_GPL(asym_tpm_subtype); - -MODULE_DESCRIPTION("TPM based asymmetric key subtype"); -MODULE_AUTHOR("Intel Corporation"); -MODULE_LICENSE("GPL v2"); diff --git a/crypto/asymmetric_keys/pkcs7_verify.c b/crypto/asymmetric_keys/pkcs7_verify.c index 0b4d07aa8811..f6321c785714 100644 --- a/crypto/asymmetric_keys/pkcs7_verify.c +++ b/crypto/asymmetric_keys/pkcs7_verify.c @@ -174,12 +174,6 @@ static int pkcs7_find_key(struct pkcs7_message *pkcs7, pr_devel("Sig %u: Found cert serial match X.509[%u]\n", sinfo->index, certix); - if (strcmp(x509->pub->pkey_algo, sinfo->sig->pkey_algo) != 0) { - pr_warn("Sig %u: X.509 algo and PKCS#7 sig algo don't match\n", - sinfo->index); - continue; - } - sinfo->signer = x509; return 0; } @@ -226,9 +220,6 @@ static int pkcs7_verify_sig_chain(struct pkcs7_message *pkcs7, return 0; } - if (x509->unsupported_key) - goto unsupported_crypto_in_x509; - pr_debug("- issuer %s\n", x509->issuer); sig = x509->sig; if (sig->auth_ids[0]) @@ -245,7 +236,7 @@ static int pkcs7_verify_sig_chain(struct pkcs7_message *pkcs7, * authority. */ if (x509->unsupported_sig) - goto unsupported_crypto_in_x509; + goto unsupported_sig_in_x509; x509->signer = x509; pr_debug("- self-signed\n"); return 0; @@ -309,7 +300,7 @@ static int pkcs7_verify_sig_chain(struct pkcs7_message *pkcs7, might_sleep(); } -unsupported_crypto_in_x509: +unsupported_sig_in_x509: /* Just prune the certificate chain at this point if we lack some * crypto module to go further. Note, however, we don't want to set * sinfo->unsupported_crypto as the signed info block may still be diff --git a/crypto/asymmetric_keys/public_key.c b/crypto/asymmetric_keys/public_key.c index 4fefb219bfdc..7c9e6be35c30 100644 --- a/crypto/asymmetric_keys/public_key.c +++ b/crypto/asymmetric_keys/public_key.c @@ -60,39 +60,83 @@ static void public_key_destroy(void *payload0, void *payload3) } /* - * Determine the crypto algorithm name. + * Given a public_key, and an encoding and hash_algo to be used for signing + * and/or verification with that key, determine the name of the corresponding + * akcipher algorithm. Also check that encoding and hash_algo are allowed. */ -static -int software_key_determine_akcipher(const char *encoding, - const char *hash_algo, - const struct public_key *pkey, - char alg_name[CRYPTO_MAX_ALG_NAME]) +static int +software_key_determine_akcipher(const struct public_key *pkey, + const char *encoding, const char *hash_algo, + char alg_name[CRYPTO_MAX_ALG_NAME]) { int n; - if (strcmp(encoding, "pkcs1") == 0) { - /* The data wangled by the RSA algorithm is typically padded - * and encoded in some manner, such as EMSA-PKCS1-1_5 [RFC3447 - * sec 8.2]. + if (!encoding) + return -EINVAL; + + if (strcmp(pkey->pkey_algo, "rsa") == 0) { + /* + * RSA signatures usually use EMSA-PKCS1-1_5 [RFC3447 sec 8.2]. + */ + if (strcmp(encoding, "pkcs1") == 0) { + if (!hash_algo) + n = snprintf(alg_name, CRYPTO_MAX_ALG_NAME, + "pkcs1pad(%s)", + pkey->pkey_algo); + else + n = snprintf(alg_name, CRYPTO_MAX_ALG_NAME, + "pkcs1pad(%s,%s)", + pkey->pkey_algo, hash_algo); + return n >= CRYPTO_MAX_ALG_NAME ? -EINVAL : 0; + } + if (strcmp(encoding, "raw") != 0) + return -EINVAL; + /* + * Raw RSA cannot differentiate between different hash + * algorithms. + */ + if (hash_algo) + return -EINVAL; + } else if (strncmp(pkey->pkey_algo, "ecdsa", 5) == 0) { + if (strcmp(encoding, "x962") != 0) + return -EINVAL; + /* + * ECDSA signatures are taken over a raw hash, so they don't + * differentiate between different hash algorithms. That means + * that the verifier should hard-code a specific hash algorithm. + * Unfortunately, in practice ECDSA is used with multiple SHAs, + * so we have to allow all of them and not just one. */ if (!hash_algo) - n = snprintf(alg_name, CRYPTO_MAX_ALG_NAME, - "pkcs1pad(%s)", - pkey->pkey_algo); - else - n = snprintf(alg_name, CRYPTO_MAX_ALG_NAME, - "pkcs1pad(%s,%s)", - pkey->pkey_algo, hash_algo); - return n >= CRYPTO_MAX_ALG_NAME ? -EINVAL : 0; - } - - if (strcmp(encoding, "raw") == 0 || - strcmp(encoding, "x962") == 0) { - strcpy(alg_name, pkey->pkey_algo); - return 0; + return -EINVAL; + if (strcmp(hash_algo, "sha1") != 0 && + strcmp(hash_algo, "sha224") != 0 && + strcmp(hash_algo, "sha256") != 0 && + strcmp(hash_algo, "sha384") != 0 && + strcmp(hash_algo, "sha512") != 0) + return -EINVAL; + } else if (strcmp(pkey->pkey_algo, "sm2") == 0) { + if (strcmp(encoding, "raw") != 0) + return -EINVAL; + if (!hash_algo) + return -EINVAL; + if (strcmp(hash_algo, "sm3") != 0) + return -EINVAL; + } else if (strcmp(pkey->pkey_algo, "ecrdsa") == 0) { + if (strcmp(encoding, "raw") != 0) + return -EINVAL; + if (!hash_algo) + return -EINVAL; + if (strcmp(hash_algo, "streebog256") != 0 && + strcmp(hash_algo, "streebog512") != 0) + return -EINVAL; + } else { + /* Unknown public key algorithm */ + return -ENOPKG; } - - return -ENOPKG; + if (strscpy(alg_name, pkey->pkey_algo, CRYPTO_MAX_ALG_NAME) < 0) + return -EINVAL; + return 0; } static u8 *pkey_pack_u32(u8 *dst, u32 val) @@ -113,9 +157,8 @@ static int software_key_query(const struct kernel_pkey_params *params, u8 *key, *ptr; int ret, len; - ret = software_key_determine_akcipher(params->encoding, - params->hash_algo, - pkey, alg_name); + ret = software_key_determine_akcipher(pkey, params->encoding, + params->hash_algo, alg_name); if (ret < 0) return ret; @@ -179,9 +222,8 @@ static int software_key_eds_op(struct kernel_pkey_params *params, pr_devel("==>%s()\n", __func__); - ret = software_key_determine_akcipher(params->encoding, - params->hash_algo, - pkey, alg_name); + ret = software_key_determine_akcipher(pkey, params->encoding, + params->hash_algo, alg_name); if (ret < 0) return ret; @@ -325,9 +367,23 @@ int public_key_verify_signature(const struct public_key *pkey, BUG_ON(!sig); BUG_ON(!sig->s); - ret = software_key_determine_akcipher(sig->encoding, - sig->hash_algo, - pkey, alg_name); + /* + * If the signature specifies a public key algorithm, it *must* match + * the key's actual public key algorithm. + * + * Small exception: ECDSA signatures don't specify the curve, but ECDSA + * keys do. So the strings can mismatch slightly in that case: + * "ecdsa-nist-*" for the key, but "ecdsa" for the signature. + */ + if (sig->pkey_algo) { + if (strcmp(pkey->pkey_algo, sig->pkey_algo) != 0 && + (strncmp(pkey->pkey_algo, "ecdsa-", 6) != 0 || + strcmp(sig->pkey_algo, "ecdsa") != 0)) + return -EKEYREJECTED; + } + + ret = software_key_determine_akcipher(pkey, sig->encoding, + sig->hash_algo, alg_name); if (ret < 0) return ret; diff --git a/crypto/asymmetric_keys/tpm.asn1 b/crypto/asymmetric_keys/tpm.asn1 deleted file mode 100644 index d7f194232f30..000000000000 --- a/crypto/asymmetric_keys/tpm.asn1 +++ /dev/null @@ -1,5 +0,0 @@ --- --- Unencryted TPM Blob. For details of the format, see: --- http://david.woodhou.se/draft-woodhouse-cert-best-practice.html#I-D.mavrogiannopoulos-tpmuri --- -PrivateKeyInfo ::= OCTET STRING ({ tpm_note_key }) diff --git a/crypto/asymmetric_keys/tpm_parser.c b/crypto/asymmetric_keys/tpm_parser.c deleted file mode 100644 index 96405d8dcd98..000000000000 --- a/crypto/asymmetric_keys/tpm_parser.c +++ /dev/null @@ -1,102 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#define pr_fmt(fmt) "TPM-PARSER: "fmt -#include <linux/module.h> -#include <linux/kernel.h> -#include <linux/export.h> -#include <linux/slab.h> -#include <linux/err.h> -#include <keys/asymmetric-subtype.h> -#include <keys/asymmetric-parser.h> -#include <crypto/asym_tpm_subtype.h> -#include "tpm.asn1.h" - -struct tpm_parse_context { - const void *blob; - u32 blob_len; -}; - -/* - * Note the key data of the ASN.1 blob. - */ -int tpm_note_key(void *context, size_t hdrlen, - unsigned char tag, - const void *value, size_t vlen) -{ - struct tpm_parse_context *ctx = context; - - ctx->blob = value; - ctx->blob_len = vlen; - - return 0; -} - -/* - * Parse a TPM-encrypted private key blob. - */ -static struct tpm_key *tpm_parse(const void *data, size_t datalen) -{ - struct tpm_parse_context ctx; - long ret; - - memset(&ctx, 0, sizeof(ctx)); - - /* Attempt to decode the private key */ - ret = asn1_ber_decoder(&tpm_decoder, &ctx, data, datalen); - if (ret < 0) - goto error; - - return tpm_key_create(ctx.blob, ctx.blob_len); - -error: - return ERR_PTR(ret); -} -/* - * Attempt to parse a data blob for a key as a TPM private key blob. - */ -static int tpm_key_preparse(struct key_preparsed_payload *prep) -{ - struct tpm_key *tk; - - /* - * TPM 1.2 keys are max 2048 bits long, so assume the blob is no - * more than 4x that - */ - if (prep->datalen > 256 * 4) - return -EMSGSIZE; - - tk = tpm_parse(prep->data, prep->datalen); - - if (IS_ERR(tk)) - return PTR_ERR(tk); - - /* We're pinning the module by being linked against it */ - __module_get(asym_tpm_subtype.owner); - prep->payload.data[asym_subtype] = &asym_tpm_subtype; - prep->payload.data[asym_key_ids] = NULL; - prep->payload.data[asym_crypto] = tk; - prep->payload.data[asym_auth] = NULL; - prep->quotalen = 100; - return 0; -} - -static struct asymmetric_key_parser tpm_key_parser = { - .owner = THIS_MODULE, - .name = "tpm_parser", - .parse = tpm_key_preparse, -}; - -static int __init tpm_key_init(void) -{ - return register_asymmetric_key_parser(&tpm_key_parser); -} - -static void __exit tpm_key_exit(void) -{ - unregister_asymmetric_key_parser(&tpm_key_parser); -} - -module_init(tpm_key_init); -module_exit(tpm_key_exit); - -MODULE_DESCRIPTION("TPM private key-blob parser"); -MODULE_LICENSE("GPL v2"); diff --git a/crypto/asymmetric_keys/x509.asn1 b/crypto/asymmetric_keys/x509.asn1 index 5c9f4e4a5231..92d59c32f96a 100644 --- a/crypto/asymmetric_keys/x509.asn1 +++ b/crypto/asymmetric_keys/x509.asn1 @@ -7,7 +7,7 @@ Certificate ::= SEQUENCE { TBSCertificate ::= SEQUENCE { version [ 0 ] Version DEFAULT, serialNumber CertificateSerialNumber ({ x509_note_serial }), - signature AlgorithmIdentifier ({ x509_note_pkey_algo }), + signature AlgorithmIdentifier ({ x509_note_sig_algo }), issuer Name ({ x509_note_issuer }), validity Validity, subject Name ({ x509_note_subject }), diff --git a/crypto/asymmetric_keys/x509_cert_parser.c b/crypto/asymmetric_keys/x509_cert_parser.c index 083405eb80c3..2899ed80bb18 100644 --- a/crypto/asymmetric_keys/x509_cert_parser.c +++ b/crypto/asymmetric_keys/x509_cert_parser.c @@ -19,15 +19,13 @@ struct x509_parse_context { struct x509_certificate *cert; /* Certificate being constructed */ unsigned long data; /* Start of data */ - const void *cert_start; /* Start of cert content */ const void *key; /* Key data */ size_t key_size; /* Size of key data */ const void *params; /* Key parameters */ size_t params_size; /* Size of key parameters */ - enum OID key_algo; /* Public key algorithm */ + enum OID key_algo; /* Algorithm used by the cert's key */ enum OID last_oid; /* Last OID encountered */ - enum OID algo_oid; /* Algorithm OID */ - unsigned char nr_mpi; /* Number of MPIs stored */ + enum OID sig_algo; /* Algorithm used to sign the cert */ u8 o_size; /* Size of organizationName (O) */ u8 cn_size; /* Size of commonName (CN) */ u8 email_size; /* Size of emailAddress */ @@ -187,11 +185,10 @@ int x509_note_tbs_certificate(void *context, size_t hdrlen, } /* - * Record the public key algorithm + * Record the algorithm that was used to sign this certificate. */ -int x509_note_pkey_algo(void *context, size_t hdrlen, - unsigned char tag, - const void *value, size_t vlen) +int x509_note_sig_algo(void *context, size_t hdrlen, unsigned char tag, + const void *value, size_t vlen) { struct x509_parse_context *ctx = context; @@ -263,22 +260,22 @@ int x509_note_pkey_algo(void *context, size_t hdrlen, rsa_pkcs1: ctx->cert->sig->pkey_algo = "rsa"; ctx->cert->sig->encoding = "pkcs1"; - ctx->algo_oid = ctx->last_oid; + ctx->sig_algo = ctx->last_oid; return 0; ecrdsa: ctx->cert->sig->pkey_algo = "ecrdsa"; ctx->cert->sig->encoding = "raw"; - ctx->algo_oid = ctx->last_oid; + ctx->sig_algo = ctx->last_oid; return 0; sm2: ctx->cert->sig->pkey_algo = "sm2"; ctx->cert->sig->encoding = "raw"; - ctx->algo_oid = ctx->last_oid; + ctx->sig_algo = ctx->last_oid; return 0; ecdsa: ctx->cert->sig->pkey_algo = "ecdsa"; ctx->cert->sig->encoding = "x962"; - ctx->algo_oid = ctx->last_oid; + ctx->sig_algo = ctx->last_oid; return 0; } @@ -291,11 +288,16 @@ int x509_note_signature(void *context, size_t hdrlen, { struct x509_parse_context *ctx = context; - pr_debug("Signature type: %u size %zu\n", ctx->last_oid, vlen); + pr_debug("Signature: alg=%u, size=%zu\n", ctx->last_oid, vlen); - if (ctx->last_oid != ctx->algo_oid) { - pr_warn("Got cert with pkey (%u) and sig (%u) algorithm OIDs\n", - ctx->algo_oid, ctx->last_oid); + /* + * In X.509 certificates, the signature's algorithm is stored in two + * places: inside the TBSCertificate (the data that is signed), and + * alongside the signature. These *must* match. + */ + if (ctx->last_oid != ctx->sig_algo) { + pr_warn("signatureAlgorithm (%u) differs from tbsCertificate.signature (%u)\n", + ctx->last_oid, ctx->sig_algo); return -EINVAL; } diff --git a/crypto/asymmetric_keys/x509_parser.h b/crypto/asymmetric_keys/x509_parser.h index c233f136fb35..da854c94f111 100644 --- a/crypto/asymmetric_keys/x509_parser.h +++ b/crypto/asymmetric_keys/x509_parser.h @@ -36,7 +36,6 @@ struct x509_certificate { bool seen; /* Infinite recursion prevention */ bool verified; bool self_signed; /* T if self-signed (check unsupported_sig too) */ - bool unsupported_key; /* T if key uses unsupported crypto */ bool unsupported_sig; /* T if signature uses unsupported crypto */ bool blacklisted; }; diff --git a/crypto/asymmetric_keys/x509_public_key.c b/crypto/asymmetric_keys/x509_public_key.c index fe14cae115b5..91a4ad50dea2 100644 --- a/crypto/asymmetric_keys/x509_public_key.c +++ b/crypto/asymmetric_keys/x509_public_key.c @@ -33,18 +33,6 @@ int x509_get_sig_params(struct x509_certificate *cert) sig->data = cert->tbs; sig->data_size = cert->tbs_size; - if (!cert->pub->pkey_algo) - cert->unsupported_key = true; - - if (!sig->pkey_algo) - cert->unsupported_sig = true; - - /* We check the hash if we can - even if we can't then verify it */ - if (!sig->hash_algo) { - cert->unsupported_sig = true; - return 0; - } - sig->s = kmemdup(cert->raw_sig, cert->raw_sig_size, GFP_KERNEL); if (!sig->s) return -ENOMEM; @@ -128,12 +116,6 @@ int x509_check_for_self_signed(struct x509_certificate *cert) goto out; } - ret = -EKEYREJECTED; - if (strcmp(cert->pub->pkey_algo, cert->sig->pkey_algo) != 0 && - (strncmp(cert->pub->pkey_algo, "ecdsa-", 6) != 0 || - strcmp(cert->sig->pkey_algo, "ecdsa") != 0)) - goto out; - ret = public_key_verify_signature(cert->pub, cert->sig); if (ret < 0) { if (ret == -ENOPKG) { @@ -173,12 +155,6 @@ static int x509_key_preparse(struct key_preparsed_payload *prep) pr_devel("Cert Issuer: %s\n", cert->issuer); pr_devel("Cert Subject: %s\n", cert->subject); - - if (cert->unsupported_key) { - ret = -ENOPKG; - goto error_free_cert; - } - pr_devel("Cert Key Algo: %s\n", cert->pub->pkey_algo); pr_devel("Cert Valid period: %lld-%lld\n", cert->valid_from, cert->valid_to); diff --git a/drivers/acpi/processor_idle.c b/drivers/acpi/processor_idle.c index 86560a28751b..f8e9fa82cb9b 100644 --- a/drivers/acpi/processor_idle.c +++ b/drivers/acpi/processor_idle.c @@ -96,6 +96,11 @@ static const struct dmi_system_id processor_power_dmi_table[] = { DMI_MATCH(DMI_SYS_VENDOR, "ASUSTeK Computer Inc."), DMI_MATCH(DMI_PRODUCT_NAME,"L8400B series Notebook PC")}, (void *)1}, + /* T40 can not handle C3 idle state */ + { set_max_cstate, "IBM ThinkPad T40", { + DMI_MATCH(DMI_SYS_VENDOR, "IBM"), + DMI_MATCH(DMI_PRODUCT_NAME, "23737CU")}, + (void *)2}, {}, }; diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c index 1331756d4cfc..8b2e5ef15559 100644 --- a/drivers/acpi/scan.c +++ b/drivers/acpi/scan.c @@ -1377,11 +1377,11 @@ static void acpi_set_pnp_ids(acpi_handle handle, struct acpi_device_pnp *pnp, if (info->valid & ACPI_VALID_HID) { acpi_add_id(pnp, info->hardware_id.string); pnp->type.platform_id = 1; - if (info->valid & ACPI_VALID_CID) { - cid_list = &info->compatible_id_list; - for (i = 0; i < cid_list->count; i++) - acpi_add_id(pnp, cid_list->ids[i].string); - } + } + if (info->valid & ACPI_VALID_CID) { + cid_list = &info->compatible_id_list; + for (i = 0; i < cid_list->count; i++) + acpi_add_id(pnp, cid_list->ids[i].string); } if (info->valid & ACPI_VALID_ADR) { pnp->bus_address = info->address; diff --git a/drivers/acpi/tables.c b/drivers/acpi/tables.c index 0741a4933f62..34600b5b9d8e 100644 --- a/drivers/acpi/tables.c +++ b/drivers/acpi/tables.c @@ -400,7 +400,7 @@ int __init_or_acpilib acpi_table_parse_entries_array( acpi_get_table(id, instance, &table_header); if (!table_header) { - pr_warn("%4.4s not present\n", id); + pr_debug("%4.4s not present\n", id); return -ENODEV; } diff --git a/drivers/amba/bus.c b/drivers/amba/bus.c index e1a5eca3ae3c..d3bd14aaabf6 100644 --- a/drivers/amba/bus.c +++ b/drivers/amba/bus.c @@ -370,6 +370,7 @@ int amba_driver_register(struct amba_driver *drv) return driver_register(&drv->drv); } +EXPORT_SYMBOL(amba_driver_register); /** * amba_driver_unregister - remove an AMBA device driver @@ -383,7 +384,7 @@ void amba_driver_unregister(struct amba_driver *drv) { driver_unregister(&drv->drv); } - +EXPORT_SYMBOL(amba_driver_unregister); static void amba_device_release(struct device *dev) { @@ -642,6 +643,7 @@ int amba_device_register(struct amba_device *dev, struct resource *parent) return amba_device_add(dev, parent); } +EXPORT_SYMBOL(amba_device_register); /** * amba_device_put - put an AMBA device @@ -668,66 +670,7 @@ void amba_device_unregister(struct amba_device *dev) { device_unregister(&dev->dev); } - - -struct find_data { - struct amba_device *dev; - struct device *parent; - const char *busid; - unsigned int id; - unsigned int mask; -}; - -static int amba_find_match(struct device *dev, void *data) -{ - struct find_data *d = data; - struct amba_device *pcdev = to_amba_device(dev); - int r; - - r = (pcdev->periphid & d->mask) == d->id; - if (d->parent) - r &= d->parent == dev->parent; - if (d->busid) - r &= strcmp(dev_name(dev), d->busid) == 0; - - if (r) { - get_device(dev); - d->dev = pcdev; - } - - return r; -} - -/** - * amba_find_device - locate an AMBA device given a bus id - * @busid: bus id for device (or NULL) - * @parent: parent device (or NULL) - * @id: peripheral ID (or 0) - * @mask: peripheral ID mask (or 0) - * - * Return the AMBA device corresponding to the supplied parameters. - * If no device matches, returns NULL. - * - * NOTE: When a valid device is found, its refcount is - * incremented, and must be decremented before the returned - * reference. - */ -struct amba_device * -amba_find_device(const char *busid, struct device *parent, unsigned int id, - unsigned int mask) -{ - struct find_data data; - - data.dev = NULL; - data.parent = parent; - data.busid = busid; - data.id = id; - data.mask = mask; - - bus_for_each_dev(&amba_bustype, NULL, &data, amba_find_match); - - return data.dev; -} +EXPORT_SYMBOL(amba_device_unregister); /** * amba_request_regions - request all mem regions associated with device @@ -749,6 +692,7 @@ int amba_request_regions(struct amba_device *dev, const char *name) return ret; } +EXPORT_SYMBOL(amba_request_regions); /** * amba_release_regions - release mem regions associated with device @@ -763,11 +707,4 @@ void amba_release_regions(struct amba_device *dev) size = resource_size(&dev->res); release_mem_region(dev->res.start, size); } - -EXPORT_SYMBOL(amba_driver_register); -EXPORT_SYMBOL(amba_driver_unregister); -EXPORT_SYMBOL(amba_device_register); -EXPORT_SYMBOL(amba_device_unregister); -EXPORT_SYMBOL(amba_find_device); -EXPORT_SYMBOL(amba_request_regions); EXPORT_SYMBOL(amba_release_regions); diff --git a/drivers/ata/pata_hpt37x.c b/drivers/ata/pata_hpt37x.c index 7abc7e04f656..6fa4a2faf49c 100644 --- a/drivers/ata/pata_hpt37x.c +++ b/drivers/ata/pata_hpt37x.c @@ -920,6 +920,20 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) pci_write_config_byte(dev, 0x5a, irqmask); /* + * HPT371 chips physically have only one channel, the secondary one, + * but the primary channel registers do exist! Go figure... + * So, we manually disable the non-existing channel here + * (if the BIOS hasn't done this already). + */ + if (dev->device == PCI_DEVICE_ID_TTI_HPT371) { + u8 mcr1; + + pci_read_config_byte(dev, 0x50, &mcr1); + mcr1 &= ~0x04; + pci_write_config_byte(dev, 0x50, mcr1); + } + + /* * default to pci clock. make sure MA15/16 are set to output * to prevent drives having problems with 40-pin cables. Needed * for some drives such as IBM-DTLA which will not enter ready @@ -950,14 +964,14 @@ static int hpt37x_init_one(struct pci_dev *dev, const struct pci_device_id *id) if ((freq >> 12) != 0xABCDE) { int i; - u8 sr; + u16 sr; u32 total = 0; dev_warn(&dev->dev, "BIOS has not set timing clocks\n"); /* This is the process the HPT371 BIOS is reported to use */ for (i = 0; i < 128; i++) { - pci_read_config_byte(dev, 0x78, &sr); + pci_read_config_word(dev, 0x78, &sr); total += sr & 0x1FF; udelay(15); } diff --git a/drivers/atm/eni.c b/drivers/atm/eni.c index 422753d52244..a31ffe16e626 100644 --- a/drivers/atm/eni.c +++ b/drivers/atm/eni.c @@ -1112,6 +1112,8 @@ DPRINTK("iovcnt = %d\n",skb_shinfo(skb)->nr_frags); skb_data3 = skb->data[3]; paddr = dma_map_single(&eni_dev->pci_dev->dev,skb->data,skb->len, DMA_TO_DEVICE); + if (dma_mapping_error(&eni_dev->pci_dev->dev, paddr)) + return enq_next; ENI_PRV_PADDR(skb) = paddr; /* prepare DMA queue entries */ j = 0; diff --git a/drivers/atm/firestream.c b/drivers/atm/firestream.c index 3bc3c314a467..4f67404fe64c 100644 --- a/drivers/atm/firestream.c +++ b/drivers/atm/firestream.c @@ -1676,6 +1676,8 @@ static int fs_init(struct fs_dev *dev) dev->hw_base = pci_resource_start(pci_dev, 0); dev->base = ioremap(dev->hw_base, 0x1000); + if (!dev->base) + return 1; reset_chip (dev); diff --git a/drivers/auxdisplay/lcd2s.c b/drivers/auxdisplay/lcd2s.c index 38ba08628ccb..2578b2d45439 100644 --- a/drivers/auxdisplay/lcd2s.c +++ b/drivers/auxdisplay/lcd2s.c @@ -238,7 +238,7 @@ static int lcd2s_redefine_char(struct charlcd *lcd, char *esc) if (buf[1] > 7) return 1; - i = 0; + i = 2; shift = 0; value = 0; while (*esc && i < LCD2S_CHARACTER_SIZE + 2) { @@ -298,6 +298,10 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, I2C_FUNC_SMBUS_WRITE_BLOCK_DATA)) return -EIO; + lcd2s = devm_kzalloc(&i2c->dev, sizeof(*lcd2s), GFP_KERNEL); + if (!lcd2s) + return -ENOMEM; + /* Test, if the display is responding */ err = lcd2s_i2c_smbus_write_byte(i2c, LCD2S_CMD_DISPLAY_OFF); if (err < 0) @@ -307,12 +311,6 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, if (!lcd) return -ENOMEM; - lcd2s = kzalloc(sizeof(struct lcd2s_data), GFP_KERNEL); - if (!lcd2s) { - err = -ENOMEM; - goto fail1; - } - lcd->drvdata = lcd2s; lcd2s->i2c = i2c; lcd2s->charlcd = lcd; @@ -321,26 +319,24 @@ static int lcd2s_i2c_probe(struct i2c_client *i2c, err = device_property_read_u32(&i2c->dev, "display-height-chars", &lcd->height); if (err) - goto fail2; + goto fail1; err = device_property_read_u32(&i2c->dev, "display-width-chars", &lcd->width); if (err) - goto fail2; + goto fail1; lcd->ops = &lcd2s_ops; err = charlcd_register(lcd2s->charlcd); if (err) - goto fail2; + goto fail1; i2c_set_clientdata(i2c, lcd2s); return 0; -fail2: - kfree(lcd2s); fail1: - kfree(lcd); + charlcd_free(lcd2s->charlcd); return err; } @@ -349,7 +345,7 @@ static int lcd2s_i2c_remove(struct i2c_client *i2c) struct lcd2s_data *lcd2s = i2c_get_clientdata(i2c); charlcd_unregister(lcd2s->charlcd); - kfree(lcd2s->charlcd); + charlcd_free(lcd2s->charlcd); return 0; } diff --git a/drivers/base/dd.c b/drivers/base/dd.c index 9eaaff2f556c..f47cab21430f 100644 --- a/drivers/base/dd.c +++ b/drivers/base/dd.c @@ -629,6 +629,9 @@ re_probe: drv->remove(dev); devres_release_all(dev); + arch_teardown_dma_ops(dev); + kfree(dev->dma_range_map); + dev->dma_range_map = NULL; driver_sysfs_remove(dev); dev->driver = NULL; dev_set_drvdata(dev, NULL); @@ -1209,6 +1212,8 @@ static void __device_release_driver(struct device *dev, struct device *parent) devres_release_all(dev); arch_teardown_dma_ops(dev); + kfree(dev->dma_range_map); + dev->dma_range_map = NULL; dev->driver = NULL; dev_set_drvdata(dev, NULL); if (dev->pm_domain && dev->pm_domain->dismiss) diff --git a/drivers/base/regmap/regmap-irq.c b/drivers/base/regmap/regmap-irq.c index d2656581a608..4a446259a184 100644 --- a/drivers/base/regmap/regmap-irq.c +++ b/drivers/base/regmap/regmap-irq.c @@ -189,11 +189,9 @@ static void regmap_irq_sync_unlock(struct irq_data *data) ret = regmap_write(map, reg, d->mask_buf[i]); if (d->chip->clear_ack) { if (d->chip->ack_invert && !ret) - ret = regmap_write(map, reg, - d->mask_buf[i]); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~d->mask_buf[i]); + ret = regmap_write(map, reg, 0); } if (ret != 0) dev_err(d->map->dev, "Failed to ack 0x%x: %d\n", @@ -556,11 +554,9 @@ static irqreturn_t regmap_irq_thread(int irq, void *d) data->status_buf[i]); if (chip->clear_ack) { if (chip->ack_invert && !ret) - ret = regmap_write(map, reg, - data->status_buf[i]); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~data->status_buf[i]); + ret = regmap_write(map, reg, 0); } if (ret != 0) dev_err(map->dev, "Failed to ack 0x%x: %d\n", @@ -817,13 +813,9 @@ int regmap_add_irq_chip_fwnode(struct fwnode_handle *fwnode, d->status_buf[i] & d->mask_buf[i]); if (chip->clear_ack) { if (chip->ack_invert && !ret) - ret = regmap_write(map, reg, - (d->status_buf[i] & - d->mask_buf[i])); + ret = regmap_write(map, reg, UINT_MAX); else if (!ret) - ret = regmap_write(map, reg, - ~(d->status_buf[i] & - d->mask_buf[i])); + ret = regmap_write(map, reg, 0); } if (ret != 0) { dev_err(map->dev, "Failed to ack 0x%x: %d\n", diff --git a/drivers/base/topology.c b/drivers/base/topology.c index fc24e89f9592..e9d1efcda89b 100644 --- a/drivers/base/topology.c +++ b/drivers/base/topology.c @@ -14,11 +14,11 @@ #include <linux/hardirq.h> #include <linux/topology.h> -#define define_id_show_func(name) \ +#define define_id_show_func(name, fmt) \ static ssize_t name##_show(struct device *dev, \ struct device_attribute *attr, char *buf) \ { \ - return sysfs_emit(buf, "%d\n", topology_##name(dev->id)); \ + return sysfs_emit(buf, fmt "\n", topology_##name(dev->id)); \ } #define define_siblings_read_func(name, mask) \ @@ -42,22 +42,25 @@ static ssize_t name##_list_read(struct file *file, struct kobject *kobj, \ off, count); \ } -define_id_show_func(physical_package_id); +define_id_show_func(physical_package_id, "%d"); static DEVICE_ATTR_RO(physical_package_id); #ifdef TOPOLOGY_DIE_SYSFS -define_id_show_func(die_id); +define_id_show_func(die_id, "%d"); static DEVICE_ATTR_RO(die_id); #endif #ifdef TOPOLOGY_CLUSTER_SYSFS -define_id_show_func(cluster_id); +define_id_show_func(cluster_id, "%d"); static DEVICE_ATTR_RO(cluster_id); #endif -define_id_show_func(core_id); +define_id_show_func(core_id, "%d"); static DEVICE_ATTR_RO(core_id); +define_id_show_func(ppin, "0x%llx"); +static DEVICE_ATTR_ADMIN_RO(ppin); + define_siblings_read_func(thread_siblings, sibling_cpumask); static BIN_ATTR_RO(thread_siblings, 0); static BIN_ATTR_RO(thread_siblings_list, 0); @@ -87,7 +90,7 @@ static BIN_ATTR_RO(package_cpus, 0); static BIN_ATTR_RO(package_cpus_list, 0); #ifdef TOPOLOGY_BOOK_SYSFS -define_id_show_func(book_id); +define_id_show_func(book_id, "%d"); static DEVICE_ATTR_RO(book_id); define_siblings_read_func(book_siblings, book_cpumask); static BIN_ATTR_RO(book_siblings, 0); @@ -95,7 +98,7 @@ static BIN_ATTR_RO(book_siblings_list, 0); #endif #ifdef TOPOLOGY_DRAWER_SYSFS -define_id_show_func(drawer_id); +define_id_show_func(drawer_id, "%d"); static DEVICE_ATTR_RO(drawer_id); define_siblings_read_func(drawer_siblings, drawer_cpumask); static BIN_ATTR_RO(drawer_siblings, 0); @@ -145,6 +148,7 @@ static struct attribute *default_attrs[] = { #ifdef TOPOLOGY_DRAWER_SYSFS &dev_attr_drawer_id.attr, #endif + &dev_attr_ppin.attr, NULL }; diff --git a/drivers/block/loop.c b/drivers/block/loop.c index 150012ffb387..19fe19eaa50e 100644 --- a/drivers/block/loop.c +++ b/drivers/block/loop.c @@ -79,6 +79,7 @@ #include <linux/ioprio.h> #include <linux/blk-cgroup.h> #include <linux/sched/mm.h> +#include <linux/statfs.h> #include "loop.h" @@ -774,8 +775,13 @@ static void loop_config_discard(struct loop_device *lo) granularity = 0; } else { + struct kstatfs sbuf; + max_discard_sectors = UINT_MAX >> 9; - granularity = inode->i_sb->s_blocksize; + if (!vfs_statfs(&file->f_path, &sbuf)) + granularity = sbuf.f_bsize; + else + max_discard_sectors = 0; } if (max_discard_sectors) { diff --git a/drivers/block/mtip32xx/mtip32xx.c b/drivers/block/mtip32xx/mtip32xx.c index e6005c232328..2b588b62cbbb 100644 --- a/drivers/block/mtip32xx/mtip32xx.c +++ b/drivers/block/mtip32xx/mtip32xx.c @@ -4112,7 +4112,7 @@ static void mtip_pci_remove(struct pci_dev *pdev) "Completion workers still active!\n"); } - blk_set_queue_dying(dd->queue); + blk_mark_disk_dead(dd->disk); set_bit(MTIP_DDF_REMOVE_PENDING_BIT, &dd->dd_flag); /* Clean up the block layer. */ diff --git a/drivers/block/rbd.c b/drivers/block/rbd.c index 4203cdab8abf..b844432bad20 100644 --- a/drivers/block/rbd.c +++ b/drivers/block/rbd.c @@ -7185,7 +7185,7 @@ static ssize_t do_rbd_remove(struct bus_type *bus, * IO to complete/fail. */ blk_mq_freeze_queue(rbd_dev->disk->queue); - blk_set_queue_dying(rbd_dev->disk->queue); + blk_mark_disk_dead(rbd_dev->disk); } del_gendisk(rbd_dev->disk); diff --git a/drivers/block/virtio_blk.c b/drivers/block/virtio_blk.c index c443cd64fc9b..8c415be86732 100644 --- a/drivers/block/virtio_blk.c +++ b/drivers/block/virtio_blk.c @@ -76,9 +76,6 @@ struct virtio_blk { */ refcount_t refs; - /* What host tells us, plus 2 for header & tailer. */ - unsigned int sg_elems; - /* Ida index - used to track minor number allocations. */ int index; @@ -322,8 +319,6 @@ static blk_status_t virtio_queue_rq(struct blk_mq_hw_ctx *hctx, blk_status_t status; int err; - BUG_ON(req->nr_phys_segments + 2 > vblk->sg_elems); - status = virtblk_setup_cmd(vblk->vdev, req, vbr); if (unlikely(status)) return status; @@ -783,8 +778,6 @@ static int virtblk_probe(struct virtio_device *vdev) /* Prevent integer overflows and honor max vq size */ sg_elems = min_t(u32, sg_elems, VIRTIO_BLK_MAX_SG_ELEMS - 2); - /* We need extra sg elements at head and tail. */ - sg_elems += 2; vdev->priv = vblk = kmalloc(sizeof(*vblk), GFP_KERNEL); if (!vblk) { err = -ENOMEM; @@ -796,7 +789,6 @@ static int virtblk_probe(struct virtio_device *vdev) mutex_init(&vblk->vdev_mutex); vblk->vdev = vdev; - vblk->sg_elems = sg_elems; INIT_WORK(&vblk->config_work, virtblk_config_changed_work); @@ -853,7 +845,7 @@ static int virtblk_probe(struct virtio_device *vdev) set_disk_ro(vblk->disk, 1); /* We can handle whatever the host told us to handle. */ - blk_queue_max_segments(q, vblk->sg_elems-2); + blk_queue_max_segments(q, sg_elems); /* No real sector limit. */ blk_queue_max_hw_sectors(q, -1U); @@ -925,9 +917,15 @@ static int virtblk_probe(struct virtio_device *vdev) virtio_cread(vdev, struct virtio_blk_config, max_discard_seg, &v); + + /* + * max_discard_seg == 0 is out of spec but we always + * handled it. + */ + if (!v) + v = sg_elems; blk_queue_max_discard_segments(q, - min_not_zero(v, - MAX_DISCARD_SEGMENTS)); + min(v, MAX_DISCARD_SEGMENTS)); blk_queue_flag_set(QUEUE_FLAG_DISCARD, q); } diff --git a/drivers/block/xen-blkfront.c b/drivers/block/xen-blkfront.c index ccd0dd0c6b83..03b5fb341e58 100644 --- a/drivers/block/xen-blkfront.c +++ b/drivers/block/xen-blkfront.c @@ -1288,7 +1288,8 @@ free_shadow: rinfo->ring_ref[i] = GRANT_INVALID_REF; } } - free_pages((unsigned long)rinfo->ring.sring, get_order(info->nr_ring_pages * XEN_PAGE_SIZE)); + free_pages_exact(rinfo->ring.sring, + info->nr_ring_pages * XEN_PAGE_SIZE); rinfo->ring.sring = NULL; if (rinfo->irq) @@ -1372,9 +1373,15 @@ static int blkif_get_final_status(enum blk_req_status s1, return BLKIF_RSP_OKAY; } -static bool blkif_completion(unsigned long *id, - struct blkfront_ring_info *rinfo, - struct blkif_response *bret) +/* + * Return values: + * 1 response processed. + * 0 missing further responses. + * -1 error while processing. + */ +static int blkif_completion(unsigned long *id, + struct blkfront_ring_info *rinfo, + struct blkif_response *bret) { int i = 0; struct scatterlist *sg; @@ -1397,7 +1404,7 @@ static bool blkif_completion(unsigned long *id, /* Wait the second response if not yet here. */ if (s2->status < REQ_DONE) - return false; + return 0; bret->status = blkif_get_final_status(s->status, s2->status); @@ -1448,42 +1455,43 @@ static bool blkif_completion(unsigned long *id, } /* Add the persistent grant into the list of free grants */ for (i = 0; i < num_grant; i++) { - if (gnttab_query_foreign_access(s->grants_used[i]->gref)) { + if (!gnttab_try_end_foreign_access(s->grants_used[i]->gref)) { /* * If the grant is still mapped by the backend (the * backend has chosen to make this grant persistent) * we add it at the head of the list, so it will be * reused first. */ - if (!info->feature_persistent) - pr_alert_ratelimited("backed has not unmapped grant: %u\n", - s->grants_used[i]->gref); + if (!info->feature_persistent) { + pr_alert("backed has not unmapped grant: %u\n", + s->grants_used[i]->gref); + return -1; + } list_add(&s->grants_used[i]->node, &rinfo->grants); rinfo->persistent_gnts_c++; } else { /* - * If the grant is not mapped by the backend we end the - * foreign access and add it to the tail of the list, - * so it will not be picked again unless we run out of - * persistent grants. + * If the grant is not mapped by the backend we add it + * to the tail of the list, so it will not be picked + * again unless we run out of persistent grants. */ - gnttab_end_foreign_access(s->grants_used[i]->gref, 0, 0UL); s->grants_used[i]->gref = GRANT_INVALID_REF; list_add_tail(&s->grants_used[i]->node, &rinfo->grants); } } if (s->req.operation == BLKIF_OP_INDIRECT) { for (i = 0; i < INDIRECT_GREFS(num_grant); i++) { - if (gnttab_query_foreign_access(s->indirect_grants[i]->gref)) { - if (!info->feature_persistent) - pr_alert_ratelimited("backed has not unmapped grant: %u\n", - s->indirect_grants[i]->gref); + if (!gnttab_try_end_foreign_access(s->indirect_grants[i]->gref)) { + if (!info->feature_persistent) { + pr_alert("backed has not unmapped grant: %u\n", + s->indirect_grants[i]->gref); + return -1; + } list_add(&s->indirect_grants[i]->node, &rinfo->grants); rinfo->persistent_gnts_c++; } else { struct page *indirect_page; - gnttab_end_foreign_access(s->indirect_grants[i]->gref, 0, 0UL); /* * Add the used indirect page back to the list of * available pages for indirect grefs. @@ -1498,7 +1506,7 @@ static bool blkif_completion(unsigned long *id, } } - return true; + return 1; } static irqreturn_t blkif_interrupt(int irq, void *dev_id) @@ -1564,12 +1572,17 @@ static irqreturn_t blkif_interrupt(int irq, void *dev_id) } if (bret.operation != BLKIF_OP_DISCARD) { + int ret; + /* * We may need to wait for an extra response if the * I/O request is split in 2 */ - if (!blkif_completion(&id, rinfo, &bret)) + ret = blkif_completion(&id, rinfo, &bret); + if (!ret) continue; + if (unlikely(ret < 0)) + goto err; } if (add_id_to_freelist(rinfo, id)) { @@ -1676,8 +1689,7 @@ static int setup_blkring(struct xenbus_device *dev, for (i = 0; i < info->nr_ring_pages; i++) rinfo->ring_ref[i] = GRANT_INVALID_REF; - sring = (struct blkif_sring *)__get_free_pages(GFP_NOIO | __GFP_HIGH, - get_order(ring_size)); + sring = alloc_pages_exact(ring_size, GFP_NOIO); if (!sring) { xenbus_dev_fatal(dev, -ENOMEM, "allocating shared ring"); return -ENOMEM; @@ -1687,7 +1699,7 @@ static int setup_blkring(struct xenbus_device *dev, err = xenbus_grant_ring(dev, rinfo->ring.sring, info->nr_ring_pages, gref); if (err < 0) { - free_pages((unsigned long)sring, get_order(ring_size)); + free_pages_exact(sring, ring_size); rinfo->ring.sring = NULL; goto fail; } @@ -2126,7 +2138,7 @@ static void blkfront_closing(struct blkfront_info *info) /* No more blkif_request(). */ blk_mq_stop_hw_queues(info->rq); - blk_set_queue_dying(info->rq); + blk_mark_disk_dead(info->gd); set_capacity(info->gd, 0); for_each_rinfo(info, rinfo, i) { @@ -2532,11 +2544,10 @@ static void purge_persistent_grants(struct blkfront_info *info) list_for_each_entry_safe(gnt_list_entry, tmp, &rinfo->grants, node) { if (gnt_list_entry->gref == GRANT_INVALID_REF || - gnttab_query_foreign_access(gnt_list_entry->gref)) + !gnttab_try_end_foreign_access(gnt_list_entry->gref)) continue; list_del(&gnt_list_entry->node); - gnttab_end_foreign_access(gnt_list_entry->gref, 0, 0UL); rinfo->persistent_gnts_c--; gnt_list_entry->gref = GRANT_INVALID_REF; list_add_tail(&gnt_list_entry->node, &rinfo->grants); diff --git a/drivers/char/tpm/tpm-chip.c b/drivers/char/tpm/tpm-chip.c index b009e7479b70..783d65fc71f0 100644 --- a/drivers/char/tpm/tpm-chip.c +++ b/drivers/char/tpm/tpm-chip.c @@ -274,14 +274,6 @@ static void tpm_dev_release(struct device *dev) kfree(chip); } -static void tpm_devs_release(struct device *dev) -{ - struct tpm_chip *chip = container_of(dev, struct tpm_chip, devs); - - /* release the master device reference */ - put_device(&chip->dev); -} - /** * tpm_class_shutdown() - prepare the TPM device for loss of power. * @dev: device to which the chip is associated. @@ -344,7 +336,6 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev, chip->dev_num = rc; device_initialize(&chip->dev); - device_initialize(&chip->devs); chip->dev.class = tpm_class; chip->dev.class->shutdown_pre = tpm_class_shutdown; @@ -352,39 +343,20 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev, chip->dev.parent = pdev; chip->dev.groups = chip->groups; - chip->devs.parent = pdev; - chip->devs.class = tpmrm_class; - chip->devs.release = tpm_devs_release; - /* get extra reference on main device to hold on - * behalf of devs. This holds the chip structure - * while cdevs is in use. The corresponding put - * is in the tpm_devs_release (TPM2 only) - */ - if (chip->flags & TPM_CHIP_FLAG_TPM2) - get_device(&chip->dev); - if (chip->dev_num == 0) chip->dev.devt = MKDEV(MISC_MAJOR, TPM_MINOR); else chip->dev.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num); - chip->devs.devt = - MKDEV(MAJOR(tpm_devt), chip->dev_num + TPM_NUM_DEVICES); - rc = dev_set_name(&chip->dev, "tpm%d", chip->dev_num); if (rc) goto out; - rc = dev_set_name(&chip->devs, "tpmrm%d", chip->dev_num); - if (rc) - goto out; if (!pdev) chip->flags |= TPM_CHIP_FLAG_VIRTUAL; cdev_init(&chip->cdev, &tpm_fops); - cdev_init(&chip->cdevs, &tpmrm_fops); chip->cdev.owner = THIS_MODULE; - chip->cdevs.owner = THIS_MODULE; rc = tpm2_init_space(&chip->work_space, TPM2_SPACE_BUFFER_SIZE); if (rc) { @@ -396,7 +368,6 @@ struct tpm_chip *tpm_chip_alloc(struct device *pdev, return chip; out: - put_device(&chip->devs); put_device(&chip->dev); return ERR_PTR(rc); } @@ -445,14 +416,9 @@ static int tpm_add_char_device(struct tpm_chip *chip) } if (chip->flags & TPM_CHIP_FLAG_TPM2 && !tpm_is_firmware_upgrade(chip)) { - rc = cdev_device_add(&chip->cdevs, &chip->devs); - if (rc) { - dev_err(&chip->devs, - "unable to cdev_device_add() %s, major %d, minor %d, err=%d\n", - dev_name(&chip->devs), MAJOR(chip->devs.devt), - MINOR(chip->devs.devt), rc); - return rc; - } + rc = tpm_devs_add(chip); + if (rc) + goto err_del_cdev; } /* Make the chip available. */ @@ -460,6 +426,10 @@ static int tpm_add_char_device(struct tpm_chip *chip) idr_replace(&dev_nums_idr, chip, chip->dev_num); mutex_unlock(&idr_lock); + return 0; + +err_del_cdev: + cdev_device_del(&chip->cdev, &chip->dev); return rc; } @@ -654,7 +624,7 @@ void tpm_chip_unregister(struct tpm_chip *chip) hwrng_unregister(&chip->hwrng); tpm_bios_log_teardown(chip); if (chip->flags & TPM_CHIP_FLAG_TPM2 && !tpm_is_firmware_upgrade(chip)) - cdev_device_del(&chip->cdevs, &chip->devs); + tpm_devs_remove(chip); tpm_del_char_device(chip); } EXPORT_SYMBOL_GPL(tpm_chip_unregister); diff --git a/drivers/char/tpm/tpm-dev-common.c b/drivers/char/tpm/tpm-dev-common.c index c08cbb306636..dc4c0a0a5129 100644 --- a/drivers/char/tpm/tpm-dev-common.c +++ b/drivers/char/tpm/tpm-dev-common.c @@ -69,7 +69,13 @@ static void tpm_dev_async_work(struct work_struct *work) ret = tpm_dev_transmit(priv->chip, priv->space, priv->data_buffer, sizeof(priv->data_buffer)); tpm_put_ops(priv->chip); - if (ret > 0) { + + /* + * If ret is > 0 then tpm_dev_transmit returned the size of the + * response. If ret is < 0 then tpm_dev_transmit failed and + * returned an error code. + */ + if (ret != 0) { priv->response_length = ret; mod_timer(&priv->user_read_timer, jiffies + (120 * HZ)); } diff --git a/drivers/char/tpm/tpm.h b/drivers/char/tpm/tpm.h index 283f78211c3a..2163c6ee0d36 100644 --- a/drivers/char/tpm/tpm.h +++ b/drivers/char/tpm/tpm.h @@ -234,6 +234,8 @@ int tpm2_prepare_space(struct tpm_chip *chip, struct tpm_space *space, u8 *cmd, size_t cmdsiz); int tpm2_commit_space(struct tpm_chip *chip, struct tpm_space *space, void *buf, size_t *bufsiz); +int tpm_devs_add(struct tpm_chip *chip); +void tpm_devs_remove(struct tpm_chip *chip); void tpm_bios_log_setup(struct tpm_chip *chip); void tpm_bios_log_teardown(struct tpm_chip *chip); diff --git a/drivers/char/tpm/tpm2-space.c b/drivers/char/tpm/tpm2-space.c index 97e916856cf3..ffb35f0154c1 100644 --- a/drivers/char/tpm/tpm2-space.c +++ b/drivers/char/tpm/tpm2-space.c @@ -58,12 +58,12 @@ int tpm2_init_space(struct tpm_space *space, unsigned int buf_size) void tpm2_del_space(struct tpm_chip *chip, struct tpm_space *space) { - mutex_lock(&chip->tpm_mutex); - if (!tpm_chip_start(chip)) { + + if (tpm_try_get_ops(chip) == 0) { tpm2_flush_sessions(chip, space); - tpm_chip_stop(chip); + tpm_put_ops(chip); } - mutex_unlock(&chip->tpm_mutex); + kfree(space->context_buf); kfree(space->session_buf); } @@ -574,3 +574,68 @@ out: dev_err(&chip->dev, "%s: error %d\n", __func__, rc); return rc; } + +/* + * Put the reference to the main device. + */ +static void tpm_devs_release(struct device *dev) +{ + struct tpm_chip *chip = container_of(dev, struct tpm_chip, devs); + + /* release the master device reference */ + put_device(&chip->dev); +} + +/* + * Remove the device file for exposed TPM spaces and release the device + * reference. This may also release the reference to the master device. + */ +void tpm_devs_remove(struct tpm_chip *chip) +{ + cdev_device_del(&chip->cdevs, &chip->devs); + put_device(&chip->devs); +} + +/* + * Add a device file to expose TPM spaces. Also take a reference to the + * main device. + */ +int tpm_devs_add(struct tpm_chip *chip) +{ + int rc; + + device_initialize(&chip->devs); + chip->devs.parent = chip->dev.parent; + chip->devs.class = tpmrm_class; + + /* + * Get extra reference on main device to hold on behalf of devs. + * This holds the chip structure while cdevs is in use. The + * corresponding put is in the tpm_devs_release. + */ + get_device(&chip->dev); + chip->devs.release = tpm_devs_release; + chip->devs.devt = MKDEV(MAJOR(tpm_devt), chip->dev_num + TPM_NUM_DEVICES); + cdev_init(&chip->cdevs, &tpmrm_fops); + chip->cdevs.owner = THIS_MODULE; + + rc = dev_set_name(&chip->devs, "tpmrm%d", chip->dev_num); + if (rc) + goto err_put_devs; + + rc = cdev_device_add(&chip->cdevs, &chip->devs); + if (rc) { + dev_err(&chip->devs, + "unable to cdev_device_add() %s, major %d, minor %d, err=%d\n", + dev_name(&chip->devs), MAJOR(chip->devs.devt), + MINOR(chip->devs.devt), rc); + goto err_put_devs; + } + + return 0; + +err_put_devs: + put_device(&chip->devs); + + return rc; +} diff --git a/drivers/char/tpm/xen-tpmfront.c b/drivers/char/tpm/xen-tpmfront.c index da5b30771418..f53e0cf1ec7e 100644 --- a/drivers/char/tpm/xen-tpmfront.c +++ b/drivers/char/tpm/xen-tpmfront.c @@ -126,16 +126,16 @@ static void vtpm_cancel(struct tpm_chip *chip) notify_remote_via_evtchn(priv->evtchn); } -static unsigned int shr_data_offset(struct vtpm_shared_page *shr) +static size_t shr_data_offset(struct vtpm_shared_page *shr) { - return sizeof(*shr) + sizeof(u32) * shr->nr_extra_pages; + return struct_size(shr, extra_pages, shr->nr_extra_pages); } static int vtpm_send(struct tpm_chip *chip, u8 *buf, size_t count) { struct tpm_private *priv = dev_get_drvdata(&chip->dev); struct vtpm_shared_page *shr = priv->shr; - unsigned int offset = shr_data_offset(shr); + size_t offset = shr_data_offset(shr); u32 ordinal; unsigned long duration; @@ -177,7 +177,7 @@ static int vtpm_recv(struct tpm_chip *chip, u8 *buf, size_t count) { struct tpm_private *priv = dev_get_drvdata(&chip->dev); struct vtpm_shared_page *shr = priv->shr; - unsigned int offset = shr_data_offset(shr); + size_t offset = shr_data_offset(shr); size_t length = shr->length; if (shr->state == VTPM_STATE_IDLE) diff --git a/drivers/char/virtio_console.c b/drivers/char/virtio_console.c index 2359889a35a0..e3c430539a17 100644 --- a/drivers/char/virtio_console.c +++ b/drivers/char/virtio_console.c @@ -1957,6 +1957,13 @@ static void virtcons_remove(struct virtio_device *vdev) list_del(&portdev->list); spin_unlock_irq(&pdrvdata_lock); + /* Device is going away, exit any polling for buffers */ + virtio_break_device(vdev); + if (use_multiport(portdev)) + flush_work(&portdev->control_work); + else + flush_work(&portdev->config_work); + /* Disable interrupts for vqs */ virtio_reset_device(vdev); /* Finish up work that's lined up */ diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig index ad4256d54361..d4d67fbae869 100644 --- a/drivers/clk/Kconfig +++ b/drivers/clk/Kconfig @@ -231,6 +231,8 @@ config COMMON_CLK_GEMINI config COMMON_CLK_LAN966X bool "Generic Clock Controller driver for LAN966X SoC" + depends on HAS_IOMEM + depends on OF help This driver provides support for Generic Clock Controller(GCK) on LAN966X SoC. GCK generates and supplies clock to various peripherals diff --git a/drivers/clk/ingenic/jz4725b-cgu.c b/drivers/clk/ingenic/jz4725b-cgu.c index 744d136b721b..15d61793f53b 100644 --- a/drivers/clk/ingenic/jz4725b-cgu.c +++ b/drivers/clk/ingenic/jz4725b-cgu.c @@ -139,11 +139,10 @@ static const struct ingenic_cgu_clk_info jz4725b_cgu_clocks[] = { }, [JZ4725B_CLK_I2S] = { - "i2s", CGU_CLK_MUX | CGU_CLK_DIV | CGU_CLK_GATE, + "i2s", CGU_CLK_MUX | CGU_CLK_DIV, .parents = { JZ4725B_CLK_EXT, JZ4725B_CLK_PLL_HALF, -1, -1 }, .mux = { CGU_REG_CPCCR, 31, 1 }, .div = { CGU_REG_I2SCDR, 0, 1, 9, -1, -1, -1 }, - .gate = { CGU_REG_CLKGR, 6 }, }, [JZ4725B_CLK_SPI] = { diff --git a/drivers/clk/qcom/dispcc-sc7180.c b/drivers/clk/qcom/dispcc-sc7180.c index 538e4963c915..5d2ae297e741 100644 --- a/drivers/clk/qcom/dispcc-sc7180.c +++ b/drivers/clk/qcom/dispcc-sc7180.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2019, The Linux Foundation. All rights reserved. + * Copyright (c) 2019, 2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -625,6 +625,9 @@ static struct clk_branch disp_cc_mdss_vsync_clk = { static struct gdsc mdss_gdsc = { .gdscr = 0x3000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "mdss_gdsc", }, diff --git a/drivers/clk/qcom/dispcc-sc7280.c b/drivers/clk/qcom/dispcc-sc7280.c index 4ef4ae231794..ad596d567f6a 100644 --- a/drivers/clk/qcom/dispcc-sc7280.c +++ b/drivers/clk/qcom/dispcc-sc7280.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2021, The Linux Foundation. All rights reserved. + * Copyright (c) 2021-2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -787,6 +787,9 @@ static struct clk_branch disp_cc_sleep_clk = { static struct gdsc disp_cc_mdss_core_gdsc = { .gdscr = 0x1004, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "disp_cc_mdss_core_gdsc", }, diff --git a/drivers/clk/qcom/dispcc-sm8250.c b/drivers/clk/qcom/dispcc-sm8250.c index 566fdfa0a15b..db9379634fb2 100644 --- a/drivers/clk/qcom/dispcc-sm8250.c +++ b/drivers/clk/qcom/dispcc-sm8250.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 /* - * Copyright (c) 2018-2020, The Linux Foundation. All rights reserved. + * Copyright (c) 2018-2020, 2022, The Linux Foundation. All rights reserved. */ #include <linux/clk-provider.h> @@ -1126,6 +1126,9 @@ static struct clk_branch disp_cc_mdss_vsync_clk = { static struct gdsc mdss_gdsc = { .gdscr = 0x3000, + .en_rest_wait_val = 0x2, + .en_few_wait_val = 0x2, + .clk_dis_wait_val = 0xf, .pd = { .name = "mdss_gdsc", }, diff --git a/drivers/clk/qcom/gcc-msm8994.c b/drivers/clk/qcom/gcc-msm8994.c index 71aa630fa4bd..f09499999eb3 100644 --- a/drivers/clk/qcom/gcc-msm8994.c +++ b/drivers/clk/qcom/gcc-msm8994.c @@ -108,42 +108,6 @@ static const struct clk_parent_data gcc_xo_gpll0_gpll4[] = { { .hw = &gpll4.clkr.hw }, }; -static struct clk_rcg2 system_noc_clk_src = { - .cmd_rcgr = 0x0120, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "system_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - -static struct clk_rcg2 config_noc_clk_src = { - .cmd_rcgr = 0x0150, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "config_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - -static struct clk_rcg2 periph_noc_clk_src = { - .cmd_rcgr = 0x0190, - .hid_width = 5, - .parent_map = gcc_xo_gpll0_map, - .clkr.hw.init = &(struct clk_init_data){ - .name = "periph_noc_clk_src", - .parent_data = gcc_xo_gpll0, - .num_parents = ARRAY_SIZE(gcc_xo_gpll0), - .ops = &clk_rcg2_ops, - }, -}; - static struct freq_tbl ftbl_ufs_axi_clk_src[] = { F(50000000, P_GPLL0, 12, 0, 0), F(100000000, P_GPLL0, 6, 0, 0), @@ -1150,8 +1114,6 @@ static struct clk_branch gcc_blsp1_ahb_clk = { .enable_mask = BIT(17), .hw.init = &(struct clk_init_data){ .name = "gcc_blsp1_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1435,8 +1397,6 @@ static struct clk_branch gcc_blsp2_ahb_clk = { .enable_mask = BIT(15), .hw.init = &(struct clk_init_data){ .name = "gcc_blsp2_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1764,8 +1724,6 @@ static struct clk_branch gcc_lpass_q6_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_lpass_q6_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1778,8 +1736,6 @@ static struct clk_branch gcc_mss_q6_bimc_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_mss_q6_bimc_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1807,9 +1763,6 @@ static struct clk_branch gcc_pcie_0_cfg_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_cfg_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1822,9 +1775,6 @@ static struct clk_branch gcc_pcie_0_mstr_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_mstr_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1854,9 +1804,6 @@ static struct clk_branch gcc_pcie_0_slv_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_0_slv_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1884,9 +1831,6 @@ static struct clk_branch gcc_pcie_1_cfg_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_cfg_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1899,9 +1843,6 @@ static struct clk_branch gcc_pcie_1_mstr_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_mstr_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1930,9 +1871,6 @@ static struct clk_branch gcc_pcie_1_slv_axi_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pcie_1_slv_axi_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -1960,8 +1898,6 @@ static struct clk_branch gcc_pdm_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_pdm_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -1989,9 +1925,6 @@ static struct clk_branch gcc_sdcc1_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc1_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2004,9 +1937,6 @@ static struct clk_branch gcc_sdcc2_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc2_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2034,9 +1964,6 @@ static struct clk_branch gcc_sdcc3_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc3_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2064,9 +1991,6 @@ static struct clk_branch gcc_sdcc4_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_sdcc4_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, - .flags = CLK_SET_RATE_PARENT, .ops = &clk_branch2_ops, }, }, @@ -2124,8 +2048,6 @@ static struct clk_branch gcc_tsif_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_tsif_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2153,8 +2075,6 @@ static struct clk_branch gcc_ufs_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2198,8 +2118,6 @@ static struct clk_branch gcc_ufs_rx_symbol_0_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_rx_symbol_0_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2213,8 +2131,6 @@ static struct clk_branch gcc_ufs_rx_symbol_1_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_rx_symbol_1_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2243,8 +2159,6 @@ static struct clk_branch gcc_ufs_tx_symbol_0_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_tx_symbol_0_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2258,8 +2172,6 @@ static struct clk_branch gcc_ufs_tx_symbol_1_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_ufs_tx_symbol_1_clk", - .parent_hws = (const struct clk_hw *[]){ &system_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2364,8 +2276,6 @@ static struct clk_branch gcc_usb_hs_ahb_clk = { .enable_mask = BIT(0), .hw.init = &(struct clk_init_data){ .name = "gcc_usb_hs_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2488,8 +2398,6 @@ static struct clk_branch gcc_boot_rom_ahb_clk = { .enable_mask = BIT(10), .hw.init = &(struct clk_init_data){ .name = "gcc_boot_rom_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &config_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2503,8 +2411,6 @@ static struct clk_branch gcc_prng_ahb_clk = { .enable_mask = BIT(13), .hw.init = &(struct clk_init_data){ .name = "gcc_prng_ahb_clk", - .parent_hws = (const struct clk_hw *[]){ &periph_noc_clk_src.clkr.hw }, - .num_parents = 1, .ops = &clk_branch2_ops, }, }, @@ -2547,9 +2453,6 @@ static struct clk_regmap *gcc_msm8994_clocks[] = { [GPLL0] = &gpll0.clkr, [GPLL4_EARLY] = &gpll4_early.clkr, [GPLL4] = &gpll4.clkr, - [CONFIG_NOC_CLK_SRC] = &config_noc_clk_src.clkr, - [PERIPH_NOC_CLK_SRC] = &periph_noc_clk_src.clkr, - [SYSTEM_NOC_CLK_SRC] = &system_noc_clk_src.clkr, [UFS_AXI_CLK_SRC] = &ufs_axi_clk_src.clkr, [USB30_MASTER_CLK_SRC] = &usb30_master_clk_src.clkr, [BLSP1_QUP1_I2C_APPS_CLK_SRC] = &blsp1_qup1_i2c_apps_clk_src.clkr, @@ -2696,6 +2599,15 @@ static struct clk_regmap *gcc_msm8994_clocks[] = { [USB_SS_PHY_LDO] = &usb_ss_phy_ldo.clkr, [GCC_BOOT_ROM_AHB_CLK] = &gcc_boot_rom_ahb_clk.clkr, [GCC_PRNG_AHB_CLK] = &gcc_prng_ahb_clk.clkr, + + /* + * The following clocks should NOT be managed by this driver, but they once were + * mistakengly added. Now they are only here to indicate that they are not defined + * on purpose, even though the names will stay in the header file (for ABI sanity). + */ + [CONFIG_NOC_CLK_SRC] = NULL, + [PERIPH_NOC_CLK_SRC] = NULL, + [SYSTEM_NOC_CLK_SRC] = NULL, }; static struct gdsc *gcc_msm8994_gdscs[] = { diff --git a/drivers/clk/qcom/gdsc.c b/drivers/clk/qcom/gdsc.c index 7e1dd8ccfa38..44520efc6c72 100644 --- a/drivers/clk/qcom/gdsc.c +++ b/drivers/clk/qcom/gdsc.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (c) 2015, 2017-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2015, 2017-2018, 2022, The Linux Foundation. All rights reserved. */ #include <linux/bitops.h> @@ -35,9 +35,14 @@ #define CFG_GDSCR_OFFSET 0x4 /* Wait 2^n CXO cycles between all states. Here, n=2 (4 cycles). */ -#define EN_REST_WAIT_VAL (0x2 << 20) -#define EN_FEW_WAIT_VAL (0x8 << 16) -#define CLK_DIS_WAIT_VAL (0x2 << 12) +#define EN_REST_WAIT_VAL 0x2 +#define EN_FEW_WAIT_VAL 0x8 +#define CLK_DIS_WAIT_VAL 0x2 + +/* Transition delay shifts */ +#define EN_REST_WAIT_SHIFT 20 +#define EN_FEW_WAIT_SHIFT 16 +#define CLK_DIS_WAIT_SHIFT 12 #define RETAIN_MEM BIT(14) #define RETAIN_PERIPH BIT(13) @@ -380,7 +385,18 @@ static int gdsc_init(struct gdsc *sc) */ mask = HW_CONTROL_MASK | SW_OVERRIDE_MASK | EN_REST_WAIT_MASK | EN_FEW_WAIT_MASK | CLK_DIS_WAIT_MASK; - val = EN_REST_WAIT_VAL | EN_FEW_WAIT_VAL | CLK_DIS_WAIT_VAL; + + if (!sc->en_rest_wait_val) + sc->en_rest_wait_val = EN_REST_WAIT_VAL; + if (!sc->en_few_wait_val) + sc->en_few_wait_val = EN_FEW_WAIT_VAL; + if (!sc->clk_dis_wait_val) + sc->clk_dis_wait_val = CLK_DIS_WAIT_VAL; + + val = sc->en_rest_wait_val << EN_REST_WAIT_SHIFT | + sc->en_few_wait_val << EN_FEW_WAIT_SHIFT | + sc->clk_dis_wait_val << CLK_DIS_WAIT_SHIFT; + ret = regmap_update_bits(sc->regmap, sc->gdscr, mask, val); if (ret) return ret; diff --git a/drivers/clk/qcom/gdsc.h b/drivers/clk/qcom/gdsc.h index d7cc4c21a9d4..ad313d7210bd 100644 --- a/drivers/clk/qcom/gdsc.h +++ b/drivers/clk/qcom/gdsc.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0-only */ /* - * Copyright (c) 2015, 2017-2018, The Linux Foundation. All rights reserved. + * Copyright (c) 2015, 2017-2018, 2022, The Linux Foundation. All rights reserved. */ #ifndef __QCOM_GDSC_H__ @@ -22,6 +22,9 @@ struct reset_controller_dev; * @cxcs: offsets of branch registers to toggle mem/periph bits in * @cxc_count: number of @cxcs * @pwrsts: Possible powerdomain power states + * @en_rest_wait_val: transition delay value for receiving enr ack signal + * @en_few_wait_val: transition delay value for receiving enf ack signal + * @clk_dis_wait_val: transition delay value for halting clock * @resets: ids of resets associated with this gdsc * @reset_count: number of @resets * @rcdev: reset controller @@ -36,6 +39,9 @@ struct gdsc { unsigned int clamp_io_ctrl; unsigned int *cxcs; unsigned int cxc_count; + unsigned int en_rest_wait_val; + unsigned int en_few_wait_val; + unsigned int clk_dis_wait_val; const u8 pwrsts; /* Powerdomain allowable state bitfields */ #define PWRSTS_OFF BIT(0) diff --git a/drivers/clocksource/timer-ti-dm-systimer.c b/drivers/clocksource/timer-ti-dm-systimer.c index 5c40ca1d4740..1fccb457fcc5 100644 --- a/drivers/clocksource/timer-ti-dm-systimer.c +++ b/drivers/clocksource/timer-ti-dm-systimer.c @@ -241,8 +241,7 @@ static void __init dmtimer_systimer_assign_alwon(void) bool quirk_unreliable_oscillator = false; /* Quirk unreliable 32 KiHz oscillator with incomplete dts */ - if (of_machine_is_compatible("ti,omap3-beagle-ab4") || - of_machine_is_compatible("timll,omap3-devkit8000")) { + if (of_machine_is_compatible("ti,omap3-beagle-ab4")) { quirk_unreliable_oscillator = true; counter_32k = -ENODEV; } diff --git a/drivers/counter/counter-sysfs.c b/drivers/counter/counter-sysfs.c index 7cc4d1d523ea..04eac41dad33 100644 --- a/drivers/counter/counter-sysfs.c +++ b/drivers/counter/counter-sysfs.c @@ -19,6 +19,11 @@ #include "counter-sysfs.h" +static inline struct counter_device *counter_from_dev(struct device *dev) +{ + return container_of(dev, struct counter_device, dev); +} + /** * struct counter_attribute - Counter sysfs attribute * @dev_attr: device attribute for sysfs @@ -90,7 +95,7 @@ static ssize_t counter_comp_u8_show(struct device *dev, struct device_attribute *attr, char *buf) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); int err; u8 data = 0; @@ -122,7 +127,7 @@ static ssize_t counter_comp_u8_store(struct device *dev, const char *buf, size_t len) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); int err; bool bool_data = 0; u8 data = 0; @@ -158,7 +163,7 @@ static ssize_t counter_comp_u32_show(struct device *dev, struct device_attribute *attr, char *buf) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); const struct counter_available *const avail = a->comp.priv; int err; u32 data = 0; @@ -221,7 +226,7 @@ static ssize_t counter_comp_u32_store(struct device *dev, const char *buf, size_t len) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); struct counter_count *const count = a->parent; struct counter_synapse *const synapse = a->comp.priv; const struct counter_available *const avail = a->comp.priv; @@ -281,7 +286,7 @@ static ssize_t counter_comp_u64_show(struct device *dev, struct device_attribute *attr, char *buf) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); int err; u64 data = 0; @@ -309,7 +314,7 @@ static ssize_t counter_comp_u64_store(struct device *dev, const char *buf, size_t len) { const struct counter_attribute *const a = to_counter_attribute(attr); - struct counter_device *const counter = dev_get_drvdata(dev); + struct counter_device *const counter = counter_from_dev(dev); int err; u64 data = 0; diff --git a/drivers/cpufreq/cpufreq.c b/drivers/cpufreq/cpufreq.c index b8d95536ee22..80f535cc8a75 100644 --- a/drivers/cpufreq/cpufreq.c +++ b/drivers/cpufreq/cpufreq.c @@ -1518,6 +1518,10 @@ static int cpufreq_online(unsigned int cpu) kobject_uevent(&policy->kobj, KOBJ_ADD); + /* Callback for handling stuff after policy is ready */ + if (cpufreq_driver->ready) + cpufreq_driver->ready(policy); + if (cpufreq_thermal_control_enabled(cpufreq_driver)) policy->cdev = of_cpufreq_cooling_register(policy); diff --git a/drivers/cpufreq/qcom-cpufreq-hw.c b/drivers/cpufreq/qcom-cpufreq-hw.c index 05f3d7876e44..effbb680b453 100644 --- a/drivers/cpufreq/qcom-cpufreq-hw.c +++ b/drivers/cpufreq/qcom-cpufreq-hw.c @@ -388,7 +388,7 @@ static int qcom_cpufreq_hw_lmh_init(struct cpufreq_policy *policy, int index) snprintf(data->irq_name, sizeof(data->irq_name), "dcvsh-irq-%u", policy->cpu); ret = request_threaded_irq(data->throttle_irq, NULL, qcom_lmh_dcvs_handle_irq, - IRQF_ONESHOT, data->irq_name, data); + IRQF_ONESHOT | IRQF_NO_AUTOEN, data->irq_name, data); if (ret) { dev_err(&pdev->dev, "Error registering %s: %d\n", data->irq_name, ret); return 0; @@ -542,6 +542,14 @@ static int qcom_cpufreq_hw_cpu_exit(struct cpufreq_policy *policy) return 0; } +static void qcom_cpufreq_ready(struct cpufreq_policy *policy) +{ + struct qcom_cpufreq_data *data = policy->driver_data; + + if (data->throttle_irq >= 0) + enable_irq(data->throttle_irq); +} + static struct freq_attr *qcom_cpufreq_hw_attr[] = { &cpufreq_freq_attr_scaling_available_freqs, &cpufreq_freq_attr_scaling_boost_freqs, @@ -561,6 +569,7 @@ static struct cpufreq_driver cpufreq_qcom_hw_driver = { .fast_switch = qcom_cpufreq_hw_fast_switch, .name = "qcom-cpufreq-hw", .attr = qcom_cpufreq_hw_attr, + .ready = qcom_cpufreq_ready, }; static int qcom_cpufreq_hw_driver_probe(struct platform_device *pdev) diff --git a/drivers/crypto/qcom-rng.c b/drivers/crypto/qcom-rng.c index 99ba8d51d102..11f30fd48c14 100644 --- a/drivers/crypto/qcom-rng.c +++ b/drivers/crypto/qcom-rng.c @@ -8,6 +8,7 @@ #include <linux/clk.h> #include <linux/crypto.h> #include <linux/io.h> +#include <linux/iopoll.h> #include <linux/module.h> #include <linux/of.h> #include <linux/platform_device.h> @@ -43,16 +44,19 @@ static int qcom_rng_read(struct qcom_rng *rng, u8 *data, unsigned int max) { unsigned int currsize = 0; u32 val; + int ret; /* read random data from hardware */ do { - val = readl_relaxed(rng->base + PRNG_STATUS); - if (!(val & PRNG_STATUS_DATA_AVAIL)) - break; + ret = readl_poll_timeout(rng->base + PRNG_STATUS, val, + val & PRNG_STATUS_DATA_AVAIL, + 200, 10000); + if (ret) + return ret; val = readl_relaxed(rng->base + PRNG_DATA_OUT); if (!val) - break; + return -EINVAL; if ((max - currsize) >= WORD_SZ) { memcpy(data, &val, WORD_SZ); @@ -61,11 +65,10 @@ static int qcom_rng_read(struct qcom_rng *rng, u8 *data, unsigned int max) } else { /* copy only remaining bytes */ memcpy(data, &val, max - currsize); - break; } } while (currsize < max); - return currsize; + return 0; } static int qcom_rng_generate(struct crypto_rng *tfm, @@ -87,7 +90,7 @@ static int qcom_rng_generate(struct crypto_rng *tfm, mutex_unlock(&rng->lock); clk_disable_unprepare(rng->clk); - return 0; + return ret; } static int qcom_rng_seed(struct crypto_rng *tfm, const u8 *seed, diff --git a/drivers/dma/at_xdmac.c b/drivers/dma/at_xdmac.c index a1da2b4b6d73..1476156af74b 100644 --- a/drivers/dma/at_xdmac.c +++ b/drivers/dma/at_xdmac.c @@ -1681,8 +1681,10 @@ static void at_xdmac_tasklet(struct tasklet_struct *t) __func__, atchan->irq_status); if (!(atchan->irq_status & AT_XDMAC_CIS_LIS) && - !(atchan->irq_status & error_mask)) + !(atchan->irq_status & error_mask)) { + spin_unlock_irq(&atchan->lock); return; + } if (atchan->irq_status & error_mask) at_xdmac_handle_error(atchan); diff --git a/drivers/dma/pl330.c b/drivers/dma/pl330.c index 110de8a60058..858400e42ec0 100644 --- a/drivers/dma/pl330.c +++ b/drivers/dma/pl330.c @@ -2968,7 +2968,7 @@ static int __maybe_unused pl330_suspend(struct device *dev) struct amba_device *pcdev = to_amba_device(dev); pm_runtime_force_suspend(dev); - amba_pclk_unprepare(pcdev); + clk_unprepare(pcdev->pclk); return 0; } @@ -2978,7 +2978,7 @@ static int __maybe_unused pl330_resume(struct device *dev) struct amba_device *pcdev = to_amba_device(dev); int ret; - ret = amba_pclk_prepare(pcdev); + ret = clk_prepare(pcdev->pclk); if (ret) return ret; diff --git a/drivers/dma/ptdma/ptdma-dev.c b/drivers/dma/ptdma/ptdma-dev.c index 8a6bf291a73f..daafea5bc35d 100644 --- a/drivers/dma/ptdma/ptdma-dev.c +++ b/drivers/dma/ptdma/ptdma-dev.c @@ -207,7 +207,7 @@ int pt_core_init(struct pt_device *pt) if (!cmd_q->qbase) { dev_err(dev, "unable to allocate command queue\n"); ret = -ENOMEM; - goto e_dma_alloc; + goto e_destroy_pool; } cmd_q->qidx = 0; @@ -229,8 +229,10 @@ int pt_core_init(struct pt_device *pt) /* Request an irq */ ret = request_irq(pt->pt_irq, pt_core_irq_handler, 0, dev_name(pt->dev), pt); - if (ret) - goto e_pool; + if (ret) { + dev_err(dev, "unable to allocate an IRQ\n"); + goto e_free_dma; + } /* Update the device registers with queue information. */ cmd_q->qcontrol &= ~CMD_Q_SIZE; @@ -250,21 +252,20 @@ int pt_core_init(struct pt_device *pt) /* Register the DMA engine support */ ret = pt_dmaengine_register(pt); if (ret) - goto e_dmaengine; + goto e_free_irq; /* Set up debugfs entries */ ptdma_debugfs_setup(pt); return 0; -e_dmaengine: +e_free_irq: free_irq(pt->pt_irq, pt); -e_dma_alloc: +e_free_dma: dma_free_coherent(dev, cmd_q->qsize, cmd_q->qbase, cmd_q->qbase_dma); -e_pool: - dev_err(dev, "unable to allocate an IRQ\n"); +e_destroy_pool: dma_pool_destroy(pt->cmd_q.dma_pool); return ret; diff --git a/drivers/dma/sh/rcar-dmac.c b/drivers/dma/sh/rcar-dmac.c index 481f45c77ce1..13d12d660cc2 100644 --- a/drivers/dma/sh/rcar-dmac.c +++ b/drivers/dma/sh/rcar-dmac.c @@ -1868,8 +1868,13 @@ static int rcar_dmac_probe(struct platform_device *pdev) dmac->dev = &pdev->dev; platform_set_drvdata(pdev, dmac); - dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK); - dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40)); + ret = dma_set_max_seg_size(dmac->dev, RCAR_DMATCR_MASK); + if (ret) + return ret; + + ret = dma_set_mask_and_coherent(dmac->dev, DMA_BIT_MASK(40)); + if (ret) + return ret; ret = rcar_dmac_parse_of(&pdev->dev, dmac); if (ret < 0) diff --git a/drivers/dma/sh/shdma-base.c b/drivers/dma/sh/shdma-base.c index 158e5e7defae..b26ed690f03c 100644 --- a/drivers/dma/sh/shdma-base.c +++ b/drivers/dma/sh/shdma-base.c @@ -115,8 +115,10 @@ static dma_cookie_t shdma_tx_submit(struct dma_async_tx_descriptor *tx) ret = pm_runtime_get(schan->dev); spin_unlock_irq(&schan->chan_lock); - if (ret < 0) + if (ret < 0) { dev_err(schan->dev, "%s(): GET = %d\n", __func__, ret); + pm_runtime_put(schan->dev); + } pm_runtime_barrier(schan->dev); diff --git a/drivers/dma/stm32-dmamux.c b/drivers/dma/stm32-dmamux.c index a42164389ebc..d5d55732adba 100644 --- a/drivers/dma/stm32-dmamux.c +++ b/drivers/dma/stm32-dmamux.c @@ -292,10 +292,12 @@ static int stm32_dmamux_probe(struct platform_device *pdev) ret = of_dma_router_register(node, stm32_dmamux_route_allocate, &stm32_dmamux->dmarouter); if (ret) - goto err_clk; + goto pm_disable; return 0; +pm_disable: + pm_runtime_disable(&pdev->dev); err_clk: clk_disable_unprepare(stm32_dmamux->clk); diff --git a/drivers/edac/altera_edac.c b/drivers/edac/altera_edac.c index 5dd29789f97d..e7e8e624a436 100644 --- a/drivers/edac/altera_edac.c +++ b/drivers/edac/altera_edac.c @@ -1083,8 +1083,46 @@ static int __init __maybe_unused altr_init_a10_ecc_device_type(char *compat) #ifdef CONFIG_EDAC_ALTERA_SDRAM +/* + * A legacy U-Boot bug only enabled memory mapped access to the ECC Enable + * register if ECC is enabled. Linux checks the ECC Enable register to + * determine ECC status. + * Use an SMC call (which always works) to determine ECC enablement. + */ +static int altr_s10_sdram_check_ecc_deps(struct altr_edac_device_dev *device) +{ + const struct edac_device_prv_data *prv = device->data; + unsigned long sdram_ecc_addr; + struct arm_smccc_res result; + struct device_node *np; + phys_addr_t sdram_addr; + u32 read_reg; + int ret; + + np = of_find_compatible_node(NULL, NULL, "altr,sdr-ctl"); + if (!np) + goto sdram_err; + + sdram_addr = of_translate_address(np, of_get_address(np, 0, + NULL, NULL)); + of_node_put(np); + sdram_ecc_addr = (unsigned long)sdram_addr + prv->ecc_en_ofst; + arm_smccc_smc(INTEL_SIP_SMC_REG_READ, sdram_ecc_addr, + 0, 0, 0, 0, 0, 0, &result); + read_reg = (unsigned int)result.a1; + ret = (int)result.a0; + if (!ret && (read_reg & prv->ecc_enable_mask)) + return 0; + +sdram_err: + edac_printk(KERN_ERR, EDAC_DEVICE, + "%s: No ECC present or ECC disabled.\n", + device->edac_dev_name); + return -ENODEV; +} + static const struct edac_device_prv_data s10_sdramecc_data = { - .setup = altr_check_ecc_deps, + .setup = altr_s10_sdram_check_ecc_deps, .ce_clear_mask = ALTR_S10_ECC_SERRPENA, .ue_clear_mask = ALTR_S10_ECC_DERRPENA, .ecc_enable_mask = ALTR_S10_ECC_EN, diff --git a/drivers/edac/amd64_edac.c b/drivers/edac/amd64_edac.c index fba609ada0e6..812baa48b290 100644 --- a/drivers/edac/amd64_edac.c +++ b/drivers/edac/amd64_edac.c @@ -15,6 +15,21 @@ static struct msr __percpu *msrs; static struct amd64_family_type *fam_type; +static inline u32 get_umc_reg(u32 reg) +{ + if (!fam_type->flags.zn_regs_v2) + return reg; + + switch (reg) { + case UMCCH_ADDR_CFG: return UMCCH_ADDR_CFG_DDR5; + case UMCCH_ADDR_MASK_SEC: return UMCCH_ADDR_MASK_SEC_DDR5; + case UMCCH_DIMM_CFG: return UMCCH_DIMM_CFG_DDR5; + } + + WARN_ONCE(1, "%s: unknown register 0x%x", __func__, reg); + return 0; +} + /* Per-node stuff */ static struct ecc_settings **ecc_stngs; @@ -1429,8 +1444,10 @@ static void __dump_misc_regs_df(struct amd64_pvt *pvt) edac_dbg(1, "UMC%d x16 DIMMs present: %s\n", i, (umc->dimm_cfg & BIT(7)) ? "yes" : "no"); - if (pvt->dram_type == MEM_LRDDR4) { - amd_smn_read(pvt->mc_node_id, umc_base + UMCCH_ADDR_CFG, &tmp); + if (umc->dram_type == MEM_LRDDR4 || umc->dram_type == MEM_LRDDR5) { + amd_smn_read(pvt->mc_node_id, + umc_base + get_umc_reg(UMCCH_ADDR_CFG), + &tmp); edac_dbg(1, "UMC%d LRDIMM %dx rank multiply\n", i, 1 << ((tmp >> 4) & 0x3)); } @@ -1505,7 +1522,7 @@ static void prep_chip_selects(struct amd64_pvt *pvt) for_each_umc(umc) { pvt->csels[umc].b_cnt = 4; - pvt->csels[umc].m_cnt = 2; + pvt->csels[umc].m_cnt = fam_type->flags.zn_regs_v2 ? 4 : 2; } } else { @@ -1545,7 +1562,7 @@ static void read_umc_base_mask(struct amd64_pvt *pvt) } umc_mask_reg = get_umc_base(umc) + UMCCH_ADDR_MASK; - umc_mask_reg_sec = get_umc_base(umc) + UMCCH_ADDR_MASK_SEC; + umc_mask_reg_sec = get_umc_base(umc) + get_umc_reg(UMCCH_ADDR_MASK_SEC); for_each_chip_select_mask(cs, umc, pvt) { mask = &pvt->csels[umc].csmasks[cs]; @@ -1616,19 +1633,49 @@ static void read_dct_base_mask(struct amd64_pvt *pvt) } } +static void determine_memory_type_df(struct amd64_pvt *pvt) +{ + struct amd64_umc *umc; + u32 i; + + for_each_umc(i) { + umc = &pvt->umc[i]; + + if (!(umc->sdp_ctrl & UMC_SDP_INIT)) { + umc->dram_type = MEM_EMPTY; + continue; + } + + /* + * Check if the system supports the "DDR Type" field in UMC Config + * and has DDR5 DIMMs in use. + */ + if (fam_type->flags.zn_regs_v2 && ((umc->umc_cfg & GENMASK(2, 0)) == 0x1)) { + if (umc->dimm_cfg & BIT(5)) + umc->dram_type = MEM_LRDDR5; + else if (umc->dimm_cfg & BIT(4)) + umc->dram_type = MEM_RDDR5; + else + umc->dram_type = MEM_DDR5; + } else { + if (umc->dimm_cfg & BIT(5)) + umc->dram_type = MEM_LRDDR4; + else if (umc->dimm_cfg & BIT(4)) + umc->dram_type = MEM_RDDR4; + else + umc->dram_type = MEM_DDR4; + } + + edac_dbg(1, " UMC%d DIMM type: %s\n", i, edac_mem_types[umc->dram_type]); + } +} + static void determine_memory_type(struct amd64_pvt *pvt) { u32 dram_ctrl, dcsm; - if (pvt->umc) { - if ((pvt->umc[0].dimm_cfg | pvt->umc[1].dimm_cfg) & BIT(5)) - pvt->dram_type = MEM_LRDDR4; - else if ((pvt->umc[0].dimm_cfg | pvt->umc[1].dimm_cfg) & BIT(4)) - pvt->dram_type = MEM_RDDR4; - else - pvt->dram_type = MEM_DDR4; - return; - } + if (pvt->umc) + return determine_memory_type_df(pvt); switch (pvt->fam) { case 0xf: @@ -2149,6 +2196,7 @@ static int f17_addr_mask_to_cs_size(struct amd64_pvt *pvt, u8 umc, { u32 addr_mask_orig, addr_mask_deinterleaved; u32 msb, weight, num_zero_bits; + int cs_mask_nr = csrow_nr; int dimm, size = 0; /* No Chip Selects are enabled. */ @@ -2164,17 +2212,33 @@ static int f17_addr_mask_to_cs_size(struct amd64_pvt *pvt, u8 umc, return size; /* - * There is one mask per DIMM, and two Chip Selects per DIMM. - * CS0 and CS1 -> DIMM0 - * CS2 and CS3 -> DIMM1 + * Family 17h introduced systems with one mask per DIMM, + * and two Chip Selects per DIMM. + * + * CS0 and CS1 -> MASK0 / DIMM0 + * CS2 and CS3 -> MASK1 / DIMM1 + * + * Family 19h Model 10h introduced systems with one mask per Chip Select, + * and two Chip Selects per DIMM. + * + * CS0 -> MASK0 -> DIMM0 + * CS1 -> MASK1 -> DIMM0 + * CS2 -> MASK2 -> DIMM1 + * CS3 -> MASK3 -> DIMM1 + * + * Keep the mask number equal to the Chip Select number for newer systems, + * and shift the mask number for older systems. */ dimm = csrow_nr >> 1; + if (!fam_type->flags.zn_regs_v2) + cs_mask_nr >>= 1; + /* Asymmetric dual-rank DIMM support. */ if ((csrow_nr & 1) && (cs_mode & CS_ODD_SECONDARY)) - addr_mask_orig = pvt->csels[umc].csmasks_sec[dimm]; + addr_mask_orig = pvt->csels[umc].csmasks_sec[cs_mask_nr]; else - addr_mask_orig = pvt->csels[umc].csmasks[dimm]; + addr_mask_orig = pvt->csels[umc].csmasks[cs_mask_nr]; /* * The number of zero bits in the mask is equal to the number of bits @@ -2930,6 +2994,7 @@ static struct amd64_family_type family_types[] = { .f0_id = PCI_DEVICE_ID_AMD_19H_M10H_DF_F0, .f6_id = PCI_DEVICE_ID_AMD_19H_M10H_DF_F6, .max_mcs = 12, + .flags.zn_regs_v2 = 1, .ops = { .early_channel_count = f17_early_channel_count, .dbam_to_cs = f17_addr_mask_to_cs_size, @@ -3368,7 +3433,7 @@ static void __read_mc_regs_df(struct amd64_pvt *pvt) umc_base = get_umc_base(i); umc = &pvt->umc[i]; - amd_smn_read(nid, umc_base + UMCCH_DIMM_CFG, &umc->dimm_cfg); + amd_smn_read(nid, umc_base + get_umc_reg(UMCCH_DIMM_CFG), &umc->dimm_cfg); amd_smn_read(nid, umc_base + UMCCH_UMC_CFG, &umc->umc_cfg); amd_smn_read(nid, umc_base + UMCCH_SDP_CTRL, &umc->sdp_ctrl); amd_smn_read(nid, umc_base + UMCCH_ECC_CTRL, &umc->ecc_ctrl); @@ -3452,7 +3517,9 @@ skip: read_dct_base_mask(pvt); determine_memory_type(pvt); - edac_dbg(1, " DIMM type: %s\n", edac_mem_types[pvt->dram_type]); + + if (!pvt->umc) + edac_dbg(1, " DIMM type: %s\n", edac_mem_types[pvt->dram_type]); determine_ecc_sym_sz(pvt); } @@ -3548,7 +3615,7 @@ static int init_csrows_df(struct mem_ctl_info *mci) pvt->mc_node_id, cs); dimm->nr_pages = get_csrow_nr_pages(pvt, umc, cs); - dimm->mtype = pvt->dram_type; + dimm->mtype = pvt->umc[umc].dram_type; dimm->edac_mode = edac_mode; dimm->dtype = dev_type; dimm->grain = 64; diff --git a/drivers/edac/amd64_edac.h b/drivers/edac/amd64_edac.h index 352bda9803f6..38e5ad95d010 100644 --- a/drivers/edac/amd64_edac.h +++ b/drivers/edac/amd64_edac.h @@ -273,8 +273,11 @@ #define UMCCH_BASE_ADDR_SEC 0x10 #define UMCCH_ADDR_MASK 0x20 #define UMCCH_ADDR_MASK_SEC 0x28 +#define UMCCH_ADDR_MASK_SEC_DDR5 0x30 #define UMCCH_ADDR_CFG 0x30 +#define UMCCH_ADDR_CFG_DDR5 0x40 #define UMCCH_DIMM_CFG 0x80 +#define UMCCH_DIMM_CFG_DDR5 0x90 #define UMCCH_UMC_CFG 0x100 #define UMCCH_SDP_CTRL 0x104 #define UMCCH_ECC_CTRL 0x14C @@ -344,6 +347,9 @@ struct amd64_umc { u32 sdp_ctrl; /* SDP Control reg */ u32 ecc_ctrl; /* DRAM ECC Control reg */ u32 umc_cap_hi; /* Capabilities High reg */ + + /* cache the dram_type */ + enum mem_type dram_type; }; struct amd64_pvt { @@ -391,7 +397,12 @@ struct amd64_pvt { /* place to store error injection parameters prior to issue */ struct error_injection injection; - /* cache the dram_type */ + /* + * cache the dram_type + * + * NOTE: Don't use this for Family 17h and later. + * Use dram_type in struct amd64_umc instead. + */ enum mem_type dram_type; struct amd64_umc *umc; /* UMC registers */ @@ -480,11 +491,22 @@ struct low_ops { unsigned cs_mode, int cs_mask_nr); }; +struct amd64_family_flags { + /* + * Indicates that the system supports the new register offsets, etc. + * first introduced with Family 19h Model 10h. + */ + __u64 zn_regs_v2 : 1, + + __reserved : 63; +}; + struct amd64_family_type { const char *ctl_name; u16 f0_id, f1_id, f2_id, f6_id; /* Maximum number of memory controllers per die/node. */ u8 max_mcs; + struct amd64_family_flags flags; struct low_ops ops; }; diff --git a/drivers/edac/edac_device_sysfs.c b/drivers/edac/edac_device_sysfs.c index 5e7593753799..9a61d92bdf42 100644 --- a/drivers/edac/edac_device_sysfs.c +++ b/drivers/edac/edac_device_sysfs.c @@ -163,13 +163,14 @@ CTL_INFO_ATTR(poll_msec, S_IRUGO | S_IWUSR, edac_device_ctl_poll_msec_show, edac_device_ctl_poll_msec_store); /* Base Attributes of the EDAC_DEVICE ECC object */ -static struct ctl_info_attribute *device_ctrl_attr[] = { - &attr_ctl_info_panic_on_ue, - &attr_ctl_info_log_ue, - &attr_ctl_info_log_ce, - &attr_ctl_info_poll_msec, +static struct attribute *device_ctrl_attrs[] = { + &attr_ctl_info_panic_on_ue.attr, + &attr_ctl_info_log_ue.attr, + &attr_ctl_info_log_ce.attr, + &attr_ctl_info_poll_msec.attr, NULL, }; +ATTRIBUTE_GROUPS(device_ctrl); /* * edac_device_ctrl_master_release @@ -217,7 +218,7 @@ static void edac_device_ctrl_master_release(struct kobject *kobj) static struct kobj_type ktype_device_ctrl = { .release = edac_device_ctrl_master_release, .sysfs_ops = &device_ctl_info_ops, - .default_attrs = (struct attribute **)device_ctrl_attr, + .default_groups = device_ctrl_groups, }; /* @@ -389,17 +390,18 @@ INSTANCE_ATTR(ce_count, S_IRUGO, instance_ce_count_show, NULL); INSTANCE_ATTR(ue_count, S_IRUGO, instance_ue_count_show, NULL); /* list of edac_dev 'instance' attributes */ -static struct instance_attribute *device_instance_attr[] = { - &attr_instance_ce_count, - &attr_instance_ue_count, +static struct attribute *device_instance_attrs[] = { + &attr_instance_ce_count.attr, + &attr_instance_ue_count.attr, NULL, }; +ATTRIBUTE_GROUPS(device_instance); /* The 'ktype' for each edac_dev 'instance' */ static struct kobj_type ktype_instance_ctrl = { .release = edac_device_ctrl_instance_release, .sysfs_ops = &device_instance_ops, - .default_attrs = (struct attribute **)device_instance_attr, + .default_groups = device_instance_groups, }; /* edac_dev -> instance -> block information */ @@ -487,17 +489,18 @@ BLOCK_ATTR(ce_count, S_IRUGO, block_ce_count_show, NULL); BLOCK_ATTR(ue_count, S_IRUGO, block_ue_count_show, NULL); /* list of edac_dev 'block' attributes */ -static struct edac_dev_sysfs_block_attribute *device_block_attr[] = { - &attr_block_ce_count, - &attr_block_ue_count, +static struct attribute *device_block_attrs[] = { + &attr_block_ce_count.attr, + &attr_block_ue_count.attr, NULL, }; +ATTRIBUTE_GROUPS(device_block); /* The 'ktype' for each edac_dev 'block' */ static struct kobj_type ktype_block_ctrl = { .release = edac_device_ctrl_block_release, .sysfs_ops = &device_block_ops, - .default_attrs = (struct attribute **)device_block_attr, + .default_groups = device_block_groups, }; /* block ctor/dtor code */ diff --git a/drivers/edac/edac_mc.c b/drivers/edac/edac_mc.c index 9d9aabdec96b..d2715774af6f 100644 --- a/drivers/edac/edac_mc.c +++ b/drivers/edac/edac_mc.c @@ -213,12 +213,12 @@ void *edac_align_ptr(void **p, unsigned int size, int n_elems) else if (size > sizeof(char)) align = sizeof(short); else - return (char *)ptr; + return ptr; - r = (unsigned long)p % align; + r = (unsigned long)ptr % align; if (r == 0) - return (char *)ptr; + return ptr; *p += align - r; diff --git a/drivers/edac/edac_pci_sysfs.c b/drivers/edac/edac_pci_sysfs.c index 53042af7262e..888d5728ecef 100644 --- a/drivers/edac/edac_pci_sysfs.c +++ b/drivers/edac/edac_pci_sysfs.c @@ -135,17 +135,18 @@ INSTANCE_ATTR(pe_count, S_IRUGO, instance_pe_count_show, NULL); INSTANCE_ATTR(npe_count, S_IRUGO, instance_npe_count_show, NULL); /* pci instance attributes */ -static struct instance_attribute *pci_instance_attr[] = { - &attr_instance_pe_count, - &attr_instance_npe_count, +static struct attribute *pci_instance_attrs[] = { + &attr_instance_pe_count.attr, + &attr_instance_npe_count.attr, NULL }; +ATTRIBUTE_GROUPS(pci_instance); /* the ktype for a pci instance */ static struct kobj_type ktype_pci_instance = { .release = edac_pci_instance_release, .sysfs_ops = &pci_instance_ops, - .default_attrs = (struct attribute **)pci_instance_attr, + .default_groups = pci_instance_groups, }; /* @@ -292,15 +293,16 @@ EDAC_PCI_ATTR(pci_parity_count, S_IRUGO, edac_pci_int_show, NULL); EDAC_PCI_ATTR(pci_nonparity_count, S_IRUGO, edac_pci_int_show, NULL); /* Base Attributes of the memory ECC object */ -static struct edac_pci_dev_attribute *edac_pci_attr[] = { - &edac_pci_attr_check_pci_errors, - &edac_pci_attr_edac_pci_log_pe, - &edac_pci_attr_edac_pci_log_npe, - &edac_pci_attr_edac_pci_panic_on_pe, - &edac_pci_attr_pci_parity_count, - &edac_pci_attr_pci_nonparity_count, +static struct attribute *edac_pci_attrs[] = { + &edac_pci_attr_check_pci_errors.attr, + &edac_pci_attr_edac_pci_log_pe.attr, + &edac_pci_attr_edac_pci_log_npe.attr, + &edac_pci_attr_edac_pci_panic_on_pe.attr, + &edac_pci_attr_pci_parity_count.attr, + &edac_pci_attr_pci_nonparity_count.attr, NULL, }; +ATTRIBUTE_GROUPS(edac_pci); /* * edac_pci_release_main_kobj @@ -327,7 +329,7 @@ static void edac_pci_release_main_kobj(struct kobject *kobj) static struct kobj_type ktype_edac_pci_main_kobj = { .release = edac_pci_release_main_kobj, .sysfs_ops = &edac_pci_sysfs_ops, - .default_attrs = (struct attribute **)edac_pci_attr, + .default_groups = edac_pci_groups, }; /** diff --git a/drivers/firmware/arm_scmi/driver.c b/drivers/firmware/arm_scmi/driver.c index b406b3f78f46..d76bab3aaac4 100644 --- a/drivers/firmware/arm_scmi/driver.c +++ b/drivers/firmware/arm_scmi/driver.c @@ -2112,7 +2112,7 @@ static void __exit scmi_driver_exit(void) } module_exit(scmi_driver_exit); -MODULE_ALIAS("platform: arm-scmi"); +MODULE_ALIAS("platform:arm-scmi"); MODULE_AUTHOR("Sudeep Holla <sudeep.holla@arm.com>"); MODULE_DESCRIPTION("ARM SCMI protocol driver"); MODULE_LICENSE("GPL v2"); diff --git a/drivers/firmware/efi/apple-properties.c b/drivers/firmware/efi/apple-properties.c index 4c3201e290e2..ea84108035eb 100644 --- a/drivers/firmware/efi/apple-properties.c +++ b/drivers/firmware/efi/apple-properties.c @@ -24,7 +24,7 @@ static bool dump_properties __initdata; static int __init dump_properties_enable(char *arg) { dump_properties = true; - return 0; + return 1; } __setup("dump_apple_properties", dump_properties_enable); diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c index 7de3f5b6e8d0..5502e176d51b 100644 --- a/drivers/firmware/efi/efi.c +++ b/drivers/firmware/efi/efi.c @@ -212,7 +212,7 @@ static int __init efivar_ssdt_setup(char *str) memcpy(efivar_ssdt, str, strlen(str)); else pr_warn("efivar_ssdt: name too long: %s\n", str); - return 0; + return 1; } __setup("efivar_ssdt=", efivar_ssdt_setup); diff --git a/drivers/firmware/efi/libstub/riscv-stub.c b/drivers/firmware/efi/libstub/riscv-stub.c index 380e4e251399..9c460843442f 100644 --- a/drivers/firmware/efi/libstub/riscv-stub.c +++ b/drivers/firmware/efi/libstub/riscv-stub.c @@ -25,7 +25,7 @@ typedef void __noreturn (*jump_kernel_func)(unsigned int, unsigned long); static u32 hartid; -static u32 get_boot_hartid_from_fdt(void) +static int get_boot_hartid_from_fdt(void) { const void *fdt; int chosen_node, len; @@ -33,23 +33,26 @@ static u32 get_boot_hartid_from_fdt(void) fdt = get_efi_config_table(DEVICE_TREE_GUID); if (!fdt) - return U32_MAX; + return -EINVAL; chosen_node = fdt_path_offset(fdt, "/chosen"); if (chosen_node < 0) - return U32_MAX; + return -EINVAL; prop = fdt_getprop((void *)fdt, chosen_node, "boot-hartid", &len); if (!prop || len != sizeof(u32)) - return U32_MAX; + return -EINVAL; - return fdt32_to_cpu(*prop); + hartid = fdt32_to_cpu(*prop); + return 0; } efi_status_t check_platform_features(void) { - hartid = get_boot_hartid_from_fdt(); - if (hartid == U32_MAX) { + int ret; + + ret = get_boot_hartid_from_fdt(); + if (ret) { efi_err("/chosen/boot-hartid missing or invalid!\n"); return EFI_UNSUPPORTED; } diff --git a/drivers/firmware/efi/mokvar-table.c b/drivers/firmware/efi/mokvar-table.c index 38722d2009e2..5ed0602c2f75 100644 --- a/drivers/firmware/efi/mokvar-table.c +++ b/drivers/firmware/efi/mokvar-table.c @@ -359,4 +359,4 @@ static int __init efi_mokvar_sysfs_init(void) } return err; } -device_initcall(efi_mokvar_sysfs_init); +fs_initcall(efi_mokvar_sysfs_init); diff --git a/drivers/firmware/efi/vars.c b/drivers/firmware/efi/vars.c index abdc8a6a3963..cae590bd08f2 100644 --- a/drivers/firmware/efi/vars.c +++ b/drivers/firmware/efi/vars.c @@ -742,6 +742,7 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, { const struct efivar_operations *ops; efi_status_t status; + unsigned long varsize; if (!__efivars) return -EINVAL; @@ -764,15 +765,17 @@ int efivar_entry_set_safe(efi_char16_t *name, efi_guid_t vendor, u32 attributes, return efivar_entry_set_nonblocking(name, vendor, attributes, size, data); + varsize = size + ucs2_strsize(name, 1024); if (!block) { if (down_trylock(&efivars_lock)) return -EBUSY; + status = check_var_size_nonblocking(attributes, varsize); } else { if (down_interruptible(&efivars_lock)) return -EINTR; + status = check_var_size(attributes, varsize); } - status = check_var_size(attributes, size + ucs2_strsize(name, 1024)); if (status != EFI_SUCCESS) { up(&efivars_lock); return -ENOSPC; diff --git a/drivers/gpio/gpio-rockchip.c b/drivers/gpio/gpio-rockchip.c index a4c4e4584f5b..099e358d2491 100644 --- a/drivers/gpio/gpio-rockchip.c +++ b/drivers/gpio/gpio-rockchip.c @@ -410,10 +410,8 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) level = rockchip_gpio_readl(bank, bank->gpio_regs->int_type); polarity = rockchip_gpio_readl(bank, bank->gpio_regs->int_polarity); - switch (type) { - case IRQ_TYPE_EDGE_BOTH: + if (type == IRQ_TYPE_EDGE_BOTH) { if (bank->gpio_type == GPIO_TYPE_V2) { - bank->toggle_edge_mode &= ~mask; rockchip_gpio_writel_bit(bank, d->hwirq, 1, bank->gpio_regs->int_bothedge); goto out; @@ -431,30 +429,34 @@ static int rockchip_irq_set_type(struct irq_data *d, unsigned int type) else polarity |= mask; } - break; - case IRQ_TYPE_EDGE_RISING: - bank->toggle_edge_mode &= ~mask; - level |= mask; - polarity |= mask; - break; - case IRQ_TYPE_EDGE_FALLING: - bank->toggle_edge_mode &= ~mask; - level |= mask; - polarity &= ~mask; - break; - case IRQ_TYPE_LEVEL_HIGH: - bank->toggle_edge_mode &= ~mask; - level &= ~mask; - polarity |= mask; - break; - case IRQ_TYPE_LEVEL_LOW: - bank->toggle_edge_mode &= ~mask; - level &= ~mask; - polarity &= ~mask; - break; - default: - ret = -EINVAL; - goto out; + } else { + if (bank->gpio_type == GPIO_TYPE_V2) { + rockchip_gpio_writel_bit(bank, d->hwirq, 0, + bank->gpio_regs->int_bothedge); + } else { + bank->toggle_edge_mode &= ~mask; + } + switch (type) { + case IRQ_TYPE_EDGE_RISING: + level |= mask; + polarity |= mask; + break; + case IRQ_TYPE_EDGE_FALLING: + level |= mask; + polarity &= ~mask; + break; + case IRQ_TYPE_LEVEL_HIGH: + level &= ~mask; + polarity |= mask; + break; + case IRQ_TYPE_LEVEL_LOW: + level &= ~mask; + polarity &= ~mask; + break; + default: + ret = -EINVAL; + goto out; + } } rockchip_gpio_writel(bank, level, bank->gpio_regs->int_type); diff --git a/drivers/gpio/gpio-sim.c b/drivers/gpio/gpio-sim.c index 153fe79e1bf3..8e5d87984a48 100644 --- a/drivers/gpio/gpio-sim.c +++ b/drivers/gpio/gpio-sim.c @@ -547,7 +547,7 @@ struct gpio_sim_bank { * * So we need to store the pointer to the parent struct here. We can * dereference it anywhere we need with no checks and no locking as - * it's guaranteed to survive the childred and protected by configfs + * it's guaranteed to survive the children and protected by configfs * locks. * * Same for other structures. @@ -1322,7 +1322,7 @@ static void gpio_sim_hog_config_item_release(struct config_item *item) kfree(hog); } -struct configfs_item_operations gpio_sim_hog_config_item_ops = { +static struct configfs_item_operations gpio_sim_hog_config_item_ops = { .release = gpio_sim_hog_config_item_release, }; diff --git a/drivers/gpio/gpio-tegra186.c b/drivers/gpio/gpio-tegra186.c index 34b36a8c035f..031fe105b58e 100644 --- a/drivers/gpio/gpio-tegra186.c +++ b/drivers/gpio/gpio-tegra186.c @@ -343,9 +343,12 @@ static int tegra186_gpio_of_xlate(struct gpio_chip *chip, return offset + pin; } +#define to_tegra_gpio(x) container_of((x), struct tegra_gpio, gpio) + static void tegra186_irq_ack(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; base = tegra186_gpio_get_base(gpio, data->hwirq); @@ -357,7 +360,8 @@ static void tegra186_irq_ack(struct irq_data *data) static void tegra186_irq_mask(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -372,7 +376,8 @@ static void tegra186_irq_mask(struct irq_data *data) static void tegra186_irq_unmask(struct irq_data *data) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -387,7 +392,8 @@ static void tegra186_irq_unmask(struct irq_data *data) static int tegra186_irq_set_type(struct irq_data *data, unsigned int type) { - struct tegra_gpio *gpio = irq_data_get_irq_chip_data(data); + struct gpio_chip *gc = irq_data_get_irq_chip_data(data); + struct tegra_gpio *gpio = to_tegra_gpio(gc); void __iomem *base; u32 value; @@ -1069,6 +1075,7 @@ static const struct tegra_gpio_soc tegra241_main_soc = { .ports = tegra241_main_ports, .name = "tegra241-gpio", .instance = 0, + .num_irqs_per_bank = 8, }; #define TEGRA241_AON_GPIO_PORT(_name, _bank, _port, _pins) \ @@ -1089,6 +1096,7 @@ static const struct tegra_gpio_soc tegra241_aon_soc = { .ports = tegra241_aon_ports, .name = "tegra241-gpio-aon", .instance = 1, + .num_irqs_per_bank = 8, }; static const struct of_device_id tegra186_gpio_of_match[] = { diff --git a/drivers/gpio/gpio-ts4900.c b/drivers/gpio/gpio-ts4900.c index d885032cf814..d918d2df4de2 100644 --- a/drivers/gpio/gpio-ts4900.c +++ b/drivers/gpio/gpio-ts4900.c @@ -1,7 +1,7 @@ /* * Digital I/O driver for Technologic Systems I2C FPGA Core * - * Copyright (C) 2015 Technologic Systems + * Copyright (C) 2015, 2018 Technologic Systems * Copyright (C) 2016 Savoir-Faire Linux * * This program is free software; you can redistribute it and/or @@ -55,19 +55,33 @@ static int ts4900_gpio_direction_input(struct gpio_chip *chip, { struct ts4900_gpio_priv *priv = gpiochip_get_data(chip); - /* - * This will clear the output enable bit, the other bits are - * dontcare when this is cleared + /* Only clear the OE bit here, requires a RMW. Prevents potential issue + * with OE and data getting to the physical pin at different times. */ - return regmap_write(priv->regmap, offset, 0); + return regmap_update_bits(priv->regmap, offset, TS4900_GPIO_OE, 0); } static int ts4900_gpio_direction_output(struct gpio_chip *chip, unsigned int offset, int value) { struct ts4900_gpio_priv *priv = gpiochip_get_data(chip); + unsigned int reg; int ret; + /* If changing from an input to an output, we need to first set the + * proper data bit to what is requested and then set OE bit. This + * prevents a glitch that can occur on the IO line + */ + regmap_read(priv->regmap, offset, ®); + if (!(reg & TS4900_GPIO_OE)) { + if (value) + reg = TS4900_GPIO_OUT; + else + reg &= ~TS4900_GPIO_OUT; + + regmap_write(priv->regmap, offset, reg); + } + if (value) ret = regmap_write(priv->regmap, offset, TS4900_GPIO_OE | TS4900_GPIO_OUT); diff --git a/drivers/gpio/gpiolib-acpi.c b/drivers/gpio/gpiolib-acpi.c index c0f6a25c3279..a5495ad31c9c 100644 --- a/drivers/gpio/gpiolib-acpi.c +++ b/drivers/gpio/gpiolib-acpi.c @@ -307,7 +307,8 @@ static struct gpio_desc *acpi_request_own_gpiod(struct gpio_chip *chip, if (IS_ERR(desc)) return desc; - ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout); + /* ACPI uses hundredths of milliseconds units */ + ret = gpio_set_debounce_timeout(desc, agpio->debounce_timeout * 10); if (ret) dev_warn(chip->parent, "Failed to set debounce-timeout for pin 0x%04X, err %d\n", @@ -1035,7 +1036,8 @@ int acpi_dev_gpio_irq_get_by(struct acpi_device *adev, const char *name, int ind if (ret < 0) return ret; - ret = gpio_set_debounce_timeout(desc, info.debounce); + /* ACPI uses hundredths of milliseconds units */ + ret = gpio_set_debounce_timeout(desc, info.debounce * 10); if (ret) return ret; diff --git a/drivers/gpio/gpiolib.c b/drivers/gpio/gpiolib.c index 3859911b61e9..6630d92e30ad 100644 --- a/drivers/gpio/gpiolib.c +++ b/drivers/gpio/gpiolib.c @@ -2227,6 +2227,16 @@ static int gpio_set_bias(struct gpio_desc *desc) return gpio_set_config_with_argument_optional(desc, bias, arg); } +/** + * gpio_set_debounce_timeout() - Set debounce timeout + * @desc: GPIO descriptor to set the debounce timeout + * @debounce: Debounce timeout in microseconds + * + * The function calls the certain GPIO driver to set debounce timeout + * in the hardware. + * + * Returns 0 on success, or negative error code otherwise. + */ int gpio_set_debounce_timeout(struct gpio_desc *desc, unsigned int debounce) { return gpio_set_config_with_argument_optional(desc, @@ -3147,6 +3157,16 @@ int gpiod_to_irq(const struct gpio_desc *desc) return retirq; } +#ifdef CONFIG_GPIOLIB_IRQCHIP + if (gc->irq.chip) { + /* + * Avoid race condition with other code, which tries to lookup + * an IRQ before the irqchip has been properly registered, + * i.e. while gpiochip is still being brought up. + */ + return -EPROBE_DEFER; + } +#endif return -ENXIO; } EXPORT_SYMBOL_GPL(gpiod_to_irq); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c index 82011e75ed85..c4387b38229c 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_display.c @@ -1141,7 +1141,7 @@ int amdgpu_display_framebuffer_init(struct drm_device *dev, if (ret) return ret; - if (!dev->mode_config.allow_fb_modifiers) { + if (!dev->mode_config.allow_fb_modifiers && !adev->enable_virtual_display) { drm_WARN_ONCE(dev, adev->family >= AMDGPU_FAMILY_AI, "GFX9+ requires FB check based on format modifier\n"); ret = check_tiling_flags_gfx6(rfb); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c index 63a089992645..0ead08ba58c2 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_drv.c @@ -2011,6 +2011,9 @@ static int amdgpu_pci_probe(struct pci_dev *pdev, return -ENODEV; } + if (amdgpu_aspm == -1 && !pcie_aspm_enabled(pdev)) + amdgpu_aspm = 0; + if (amdgpu_virtual_display || amdgpu_device_asic_has_dc_support(flags & AMD_ASIC_MASK)) supports_atomic = true; diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c index d99c8779b51e..5224d9a39737 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vkms.c @@ -391,7 +391,6 @@ static struct drm_plane *amdgpu_vkms_plane_init(struct drm_device *dev, int index) { struct drm_plane *plane; - uint64_t modifiers[] = {DRM_FORMAT_MOD_LINEAR, DRM_FORMAT_MOD_INVALID}; int ret; plane = kzalloc(sizeof(*plane), GFP_KERNEL); @@ -402,7 +401,7 @@ static struct drm_plane *amdgpu_vkms_plane_init(struct drm_device *dev, &amdgpu_vkms_plane_funcs, amdgpu_vkms_formats, ARRAY_SIZE(amdgpu_vkms_formats), - modifiers, type, NULL); + NULL, type, NULL); if (ret) { kfree(plane); return ERR_PTR(ret); diff --git a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c index b37fc7d7d2c7..418341a67517 100644 --- a/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c +++ b/drivers/gpu/drm/amd/amdgpu/amdgpu_vm.c @@ -768,11 +768,17 @@ int amdgpu_vm_validate_pt_bos(struct amdgpu_device *adev, struct amdgpu_vm *vm, * Check if all VM PDs/PTs are ready for updates * * Returns: - * True if eviction list is empty. + * True if VM is not evicting. */ bool amdgpu_vm_ready(struct amdgpu_vm *vm) { - return list_empty(&vm->evicted); + bool ret; + + amdgpu_vm_eviction_lock(vm); + ret = !vm->evicting; + amdgpu_vm_eviction_unlock(vm); + + return ret && list_empty(&vm->evicted); } /** diff --git a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c index e8e4749e9c79..f0638db57111 100644 --- a/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c +++ b/drivers/gpu/drm/amd/amdgpu/sdma_v4_0.c @@ -2057,6 +2057,10 @@ static int sdma_v4_0_suspend(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* SMU saves SDMA state for us */ + if (adev->in_s0ix) + return 0; + return sdma_v4_0_hw_fini(adev); } @@ -2064,6 +2068,10 @@ static int sdma_v4_0_resume(void *handle) { struct amdgpu_device *adev = (struct amdgpu_device *)handle; + /* SMU restores SDMA state for us */ + if (adev->in_s0ix) + return 0; + return sdma_v4_0_hw_init(adev); } diff --git a/drivers/gpu/drm/amd/amdgpu/soc15.c b/drivers/gpu/drm/amd/amdgpu/soc15.c index 0fc1747e4a70..12f80fdc1fbc 100644 --- a/drivers/gpu/drm/amd/amdgpu/soc15.c +++ b/drivers/gpu/drm/amd/amdgpu/soc15.c @@ -619,8 +619,8 @@ soc15_asic_reset_method(struct amdgpu_device *adev) static int soc15_asic_reset(struct amdgpu_device *adev) { /* original raven doesn't have full asic reset */ - if ((adev->apu_flags & AMD_APU_IS_RAVEN) && - !(adev->apu_flags & AMD_APU_IS_RAVEN2)) + if ((adev->apu_flags & AMD_APU_IS_RAVEN) || + (adev->apu_flags & AMD_APU_IS_RAVEN2)) return 0; switch (soc15_asic_reset_method(adev)) { @@ -1114,8 +1114,11 @@ static int soc15_common_early_init(void *handle) AMD_CG_SUPPORT_SDMA_LS | AMD_CG_SUPPORT_VCN_MGCG; + /* + * MMHUB PG needs to be disabled for Picasso for + * stability reasons. + */ adev->pg_flags = AMD_PG_SUPPORT_SDMA | - AMD_PG_SUPPORT_MMHUB | AMD_PG_SUPPORT_VCN; } else { adev->cg_flags = AMD_CG_SUPPORT_GFX_MGCG | diff --git a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c index 7c1c623ba799..075429bea427 100644 --- a/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c +++ b/drivers/gpu/drm/amd/display/amdgpu_dm/amdgpu_dm.c @@ -4256,6 +4256,9 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) } #endif + /* Disable vblank IRQs aggressively for power-saving. */ + adev_to_drm(adev)->vblank_disable_immediate = true; + /* loops over all connectors on the board */ for (i = 0; i < link_cnt; i++) { struct dc_link *link = NULL; @@ -4301,19 +4304,17 @@ static int amdgpu_dm_initialize_drm_device(struct amdgpu_device *adev) update_connector_ext_caps(aconnector); if (psr_feature_enabled) amdgpu_dm_set_psr_caps(link); + + /* TODO: Fix vblank control helpers to delay PSR entry to allow this when + * PSR is also supported. + */ + if (link->psr_settings.psr_feature_enabled) + adev_to_drm(adev)->vblank_disable_immediate = false; } } - /* - * Disable vblank IRQs aggressively for power-saving. - * - * TODO: Fix vblank control helpers to delay PSR entry to allow this when PSR - * is also supported. - */ - adev_to_drm(adev)->vblank_disable_immediate = !psr_feature_enabled; - /* Software is initialized. Now we can register interrupt handlers. */ switch (adev->asic_type) { #if defined(CONFIG_DRM_AMD_DC_SI) diff --git a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c index f977f29907df..10c7be40dfb0 100644 --- a/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c +++ b/drivers/gpu/drm/amd/display/dc/clk_mgr/dcn30/dcn30_clk_mgr.c @@ -473,8 +473,10 @@ static void dcn3_get_memclk_states_from_smu(struct clk_mgr *clk_mgr_base) clk_mgr_base->bw_params->dc_mode_softmax_memclk = dcn30_smu_get_dc_mode_max_dpm_freq(clk_mgr, PPCLK_UCLK); /* Refresh bounding box */ + DC_FP_START(); clk_mgr_base->ctx->dc->res_pool->funcs->update_bw_bounding_box( clk_mgr->base.ctx->dc, clk_mgr_base->bw_params); + DC_FP_END(); } static bool dcn3_is_smu_present(struct clk_mgr *clk_mgr_base) diff --git a/drivers/gpu/drm/amd/display/dc/core/dc.c b/drivers/gpu/drm/amd/display/dc/core/dc.c index d18e9f3ea998..ba1aa994db4b 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc.c @@ -985,10 +985,13 @@ static bool dc_construct(struct dc *dc, goto fail; #ifdef CONFIG_DRM_AMD_DC_DCN dc->clk_mgr->force_smu_not_present = init_params->force_smu_not_present; -#endif - if (dc->res_pool->funcs->update_bw_bounding_box) + if (dc->res_pool->funcs->update_bw_bounding_box) { + DC_FP_START(); dc->res_pool->funcs->update_bw_bounding_box(dc, dc->clk_mgr->bw_params); + DC_FP_END(); + } +#endif /* Creation of current_state must occur after dc->dml * is initialized in dc_create_resource_pool because diff --git a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c index b3912ff9dc91..18757c158523 100644 --- a/drivers/gpu/drm/amd/display/dc/core/dc_resource.c +++ b/drivers/gpu/drm/amd/display/dc/core/dc_resource.c @@ -1964,10 +1964,6 @@ enum dc_status dc_remove_stream_from_ctx( dc->res_pool, del_pipe->stream_res.stream_enc, false); - /* Release link encoder from stream in new dc_state. */ - if (dc->res_pool->funcs->link_enc_unassign) - dc->res_pool->funcs->link_enc_unassign(new_ctx, del_pipe->stream); - #if defined(CONFIG_DRM_AMD_DC_DCN) if (is_dp_128b_132b_signal(del_pipe)) { update_hpo_dp_stream_engine_usage( diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c index a4207293158c..5488a0edb942 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.c @@ -421,6 +421,36 @@ static int sienna_cichlid_store_powerplay_table(struct smu_context *smu) return 0; } +static int sienna_cichlid_patch_pptable_quirk(struct smu_context *smu) +{ + struct amdgpu_device *adev = smu->adev; + uint32_t *board_reserved; + uint16_t *freq_table_gfx; + uint32_t i; + + /* Fix some OEM SKU specific stability issues */ + GET_PPTABLE_MEMBER(BoardReserved, &board_reserved); + if ((adev->pdev->device == 0x73DF) && + (adev->pdev->revision == 0XC3) && + (adev->pdev->subsystem_device == 0x16C2) && + (adev->pdev->subsystem_vendor == 0x1043)) + board_reserved[0] = 1387; + + GET_PPTABLE_MEMBER(FreqTableGfx, &freq_table_gfx); + if ((adev->pdev->device == 0x73DF) && + (adev->pdev->revision == 0XC3) && + ((adev->pdev->subsystem_device == 0x16C2) || + (adev->pdev->subsystem_device == 0x133C)) && + (adev->pdev->subsystem_vendor == 0x1043)) { + for (i = 0; i < NUM_GFXCLK_DPM_LEVELS; i++) { + if (freq_table_gfx[i] > 2500) + freq_table_gfx[i] = 2500; + } + } + + return 0; +} + static int sienna_cichlid_setup_pptable(struct smu_context *smu) { int ret = 0; @@ -441,7 +471,7 @@ static int sienna_cichlid_setup_pptable(struct smu_context *smu) if (ret) return ret; - return ret; + return sienna_cichlid_patch_pptable_quirk(smu); } static int sienna_cichlid_tables_init(struct smu_context *smu) @@ -1238,21 +1268,37 @@ static int sienna_cichlid_populate_umd_state_clk(struct smu_context *smu) &dpm_context->dpm_tables.soc_table; struct smu_umd_pstate_table *pstate_table = &smu->pstate_table; + struct amdgpu_device *adev = smu->adev; pstate_table->gfxclk_pstate.min = gfx_table->min; pstate_table->gfxclk_pstate.peak = gfx_table->max; - if (gfx_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK) - pstate_table->gfxclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK; pstate_table->uclk_pstate.min = mem_table->min; pstate_table->uclk_pstate.peak = mem_table->max; - if (mem_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK) - pstate_table->uclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK; pstate_table->socclk_pstate.min = soc_table->min; pstate_table->socclk_pstate.peak = soc_table->max; - if (soc_table->max >= SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK) + + switch (adev->asic_type) { + case CHIP_SIENNA_CICHLID: + case CHIP_NAVY_FLOUNDER: + pstate_table->gfxclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK; pstate_table->socclk_pstate.standard = SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK; + break; + case CHIP_DIMGREY_CAVEFISH: + pstate_table->gfxclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_MEMCLK; + pstate_table->socclk_pstate.standard = DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_SOCCLK; + break; + case CHIP_BEIGE_GOBY: + pstate_table->gfxclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_GFXCLK; + pstate_table->uclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_MEMCLK; + pstate_table->socclk_pstate.standard = BEIGE_GOBY_UMD_PSTATE_PROFILING_SOCCLK; + break; + default: + break; + } return 0; } diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h index 38cd0ece24f6..42f705c7a36f 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h +++ b/drivers/gpu/drm/amd/pm/swsmu/smu11/sienna_cichlid_ppt.h @@ -33,6 +33,14 @@ typedef enum { #define SIENNA_CICHLID_UMD_PSTATE_PROFILING_SOCCLK 960 #define SIENNA_CICHLID_UMD_PSTATE_PROFILING_MEMCLK 1000 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_GFXCLK 1950 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_SOCCLK 960 +#define DIMGREY_CAVEFISH_UMD_PSTATE_PROFILING_MEMCLK 676 + +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_GFXCLK 2200 +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_SOCCLK 960 +#define BEIGE_GOBY_UMD_PSTATE_PROFILING_MEMCLK 1000 + extern void sienna_cichlid_set_ppt_funcs(struct smu_context *smu); #endif diff --git a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c index caf1775d48ef..0bc84b709a93 100644 --- a/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c +++ b/drivers/gpu/drm/amd/pm/swsmu/smu13/yellow_carp_ppt.c @@ -282,14 +282,9 @@ static int yellow_carp_post_smu_init(struct smu_context *smu) static int yellow_carp_mode_reset(struct smu_context *smu, int type) { - int ret = 0, index = 0; - - index = smu_cmn_to_asic_specific_index(smu, CMN2ASIC_MAPPING_MSG, - SMU_MSG_GfxDeviceDriverReset); - if (index < 0) - return index == -EACCES ? 0 : index; + int ret = 0; - ret = smu_cmn_send_smc_msg_with_param(smu, (uint16_t)index, type, NULL); + ret = smu_cmn_send_smc_msg_with_param(smu, SMU_MSG_GfxDeviceDriverReset, type, NULL); if (ret) dev_err(smu->adev->dev, "Failed to mode reset!\n"); diff --git a/drivers/gpu/drm/arm/Kconfig b/drivers/gpu/drm/arm/Kconfig index 58a242871b28..6e3f1d600541 100644 --- a/drivers/gpu/drm/arm/Kconfig +++ b/drivers/gpu/drm/arm/Kconfig @@ -6,6 +6,7 @@ config DRM_HDLCD depends on DRM && OF && (ARM || ARM64 || COMPILE_TEST) depends on COMMON_CLK select DRM_KMS_HELPER + select DRM_GEM_CMA_HELPER help Choose this option if you have an ARM High Definition Colour LCD controller. diff --git a/drivers/gpu/drm/bridge/Kconfig b/drivers/gpu/drm/bridge/Kconfig index 61db5a66b493..44ad70939663 100644 --- a/drivers/gpu/drm/bridge/Kconfig +++ b/drivers/gpu/drm/bridge/Kconfig @@ -8,7 +8,6 @@ config DRM_BRIDGE config DRM_PANEL_BRIDGE def_bool y depends on DRM_BRIDGE - depends on DRM_KMS_HELPER select DRM_PANEL help DRM bridge wrapper of DRM panels @@ -30,6 +29,7 @@ config DRM_CDNS_DSI config DRM_CHIPONE_ICN6211 tristate "Chipone ICN6211 MIPI-DSI/RGB Converter bridge" depends on OF + select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL_BRIDGE help diff --git a/drivers/gpu/drm/bridge/ti-sn65dsi86.c b/drivers/gpu/drm/bridge/ti-sn65dsi86.c index dab8f76618f3..68d8415e6c28 100644 --- a/drivers/gpu/drm/bridge/ti-sn65dsi86.c +++ b/drivers/gpu/drm/bridge/ti-sn65dsi86.c @@ -1802,6 +1802,7 @@ static inline void ti_sn_gpio_unregister(void) {} static void ti_sn65dsi86_runtime_disable(void *data) { + pm_runtime_dont_use_autosuspend(data); pm_runtime_disable(data); } @@ -1861,11 +1862,11 @@ static int ti_sn65dsi86_probe(struct i2c_client *client, "failed to get reference clock\n"); pm_runtime_enable(dev); + pm_runtime_set_autosuspend_delay(pdata->dev, 500); + pm_runtime_use_autosuspend(pdata->dev); ret = devm_add_action_or_reset(dev, ti_sn65dsi86_runtime_disable, dev); if (ret) return ret; - pm_runtime_set_autosuspend_delay(pdata->dev, 500); - pm_runtime_use_autosuspend(pdata->dev); ti_sn65dsi86_debugfs_init(pdata); diff --git a/drivers/gpu/drm/drm_atomic_uapi.c b/drivers/gpu/drm/drm_atomic_uapi.c index 9781722519c3..54d62fdb4ef9 100644 --- a/drivers/gpu/drm/drm_atomic_uapi.c +++ b/drivers/gpu/drm/drm_atomic_uapi.c @@ -76,15 +76,17 @@ int drm_atomic_set_mode_for_crtc(struct drm_crtc_state *state, state->mode_blob = NULL; if (mode) { + struct drm_property_blob *blob; + drm_mode_convert_to_umode(&umode, mode); - state->mode_blob = - drm_property_create_blob(state->crtc->dev, - sizeof(umode), - &umode); - if (IS_ERR(state->mode_blob)) - return PTR_ERR(state->mode_blob); + blob = drm_property_create_blob(crtc->dev, + sizeof(umode), &umode); + if (IS_ERR(blob)) + return PTR_ERR(blob); drm_mode_copy(&state->mode, mode); + + state->mode_blob = blob; state->enable = true; drm_dbg_atomic(crtc->dev, "Set [MODE:%s] for [CRTC:%d:%s] state %p\n", diff --git a/drivers/gpu/drm/drm_connector.c b/drivers/gpu/drm/drm_connector.c index a50c82bc2b2f..76a8c707c34b 100644 --- a/drivers/gpu/drm/drm_connector.c +++ b/drivers/gpu/drm/drm_connector.c @@ -2330,6 +2330,9 @@ EXPORT_SYMBOL(drm_connector_atomic_hdr_metadata_equal); void drm_connector_set_vrr_capable_property( struct drm_connector *connector, bool capable) { + if (!connector->vrr_capable_property) + return; + drm_object_property_set_value(&connector->base, connector->vrr_capable_property, capable); diff --git a/drivers/gpu/drm/drm_edid.c b/drivers/gpu/drm/drm_edid.c index 12893e7be89b..f5f5de362ff2 100644 --- a/drivers/gpu/drm/drm_edid.c +++ b/drivers/gpu/drm/drm_edid.c @@ -5345,6 +5345,7 @@ u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edi if (!(edid->input & DRM_EDID_INPUT_DIGITAL)) return quirks; + info->color_formats |= DRM_COLOR_FORMAT_RGB444; drm_parse_cea_ext(connector, edid); /* @@ -5393,7 +5394,6 @@ u32 drm_add_display_info(struct drm_connector *connector, const struct edid *edi DRM_DEBUG("%s: Assigning EDID-1.4 digital sink color depth as %d bpc.\n", connector->name, info->bpc); - info->color_formats |= DRM_COLOR_FORMAT_RGB444; if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB444) info->color_formats |= DRM_COLOR_FORMAT_YCRCB444; if (edid->features & DRM_EDID_FEATURE_RGB_YCRCB422) diff --git a/drivers/gpu/drm/drm_gem_cma_helper.c b/drivers/gpu/drm/drm_gem_cma_helper.c index cefd0cbf9deb..dc275c466c9c 100644 --- a/drivers/gpu/drm/drm_gem_cma_helper.c +++ b/drivers/gpu/drm/drm_gem_cma_helper.c @@ -512,6 +512,7 @@ int drm_gem_cma_mmap(struct drm_gem_cma_object *cma_obj, struct vm_area_struct * */ vma->vm_pgoff -= drm_vma_node_start(&obj->vma_node); vma->vm_flags &= ~VM_PFNMAP; + vma->vm_flags |= VM_DONTEXPAND; if (cma_obj->map_noncoherent) { vma->vm_page_prot = vm_get_page_prot(vma->vm_flags); diff --git a/drivers/gpu/drm/exynos/exynos7_drm_decon.c b/drivers/gpu/drm/exynos/exynos7_drm_decon.c index 12571ac45540..c04264f70ad1 100644 --- a/drivers/gpu/drm/exynos/exynos7_drm_decon.c +++ b/drivers/gpu/drm/exynos/exynos7_drm_decon.c @@ -678,7 +678,6 @@ static int decon_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct decon_context *ctx; struct device_node *i80_if_timings; - struct resource *res; int ret; if (!dev->of_node) @@ -728,16 +727,11 @@ static int decon_probe(struct platform_device *pdev) goto err_iounmap; } - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, - ctx->i80_if ? "lcd_sys" : "vsync"); - if (!res) { - dev_err(dev, "irq request failed.\n"); - ret = -ENXIO; + ret = platform_get_irq_byname(pdev, ctx->i80_if ? "lcd_sys" : "vsync"); + if (ret < 0) goto err_iounmap; - } - ret = devm_request_irq(dev, res->start, decon_irq_handler, - 0, "drm_decon", ctx); + ret = devm_request_irq(dev, ret, decon_irq_handler, 0, "drm_decon", ctx); if (ret) { dev_err(dev, "irq request failed.\n"); goto err_iounmap; diff --git a/drivers/gpu/drm/exynos/exynos_drm_dsi.c b/drivers/gpu/drm/exynos/exynos_drm_dsi.c index 32a36572b894..d13f5e3a030d 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_dsi.c +++ b/drivers/gpu/drm/exynos/exynos_drm_dsi.c @@ -1334,8 +1334,10 @@ static int exynos_dsi_register_te_irq(struct exynos_dsi *dsi, int ret; int te_gpio_irq; - dsi->te_gpio = devm_gpiod_get_optional(dsi->dev, "te", GPIOD_IN); - if (IS_ERR(dsi->te_gpio)) { + dsi->te_gpio = gpiod_get_optional(panel, "te", GPIOD_IN); + if (!dsi->te_gpio) { + return 0; + } else if (IS_ERR(dsi->te_gpio)) { dev_err(dsi->dev, "gpio request failed with %ld\n", PTR_ERR(dsi->te_gpio)); return PTR_ERR(dsi->te_gpio); diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimc.c b/drivers/gpu/drm/exynos/exynos_drm_fimc.c index 023f54ee61a8..0ee32e4b1e43 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimc.c @@ -1267,7 +1267,6 @@ static int fimc_probe(struct platform_device *pdev) struct exynos_drm_ipp_formats *formats; struct device *dev = &pdev->dev; struct fimc_context *ctx; - struct resource *res; int ret; int i, j, num_limits, num_formats; @@ -1330,14 +1329,12 @@ static int fimc_probe(struct platform_device *pdev) return PTR_ERR(ctx->regs); /* resource irq */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res) { - dev_err(dev, "failed to request irq resource.\n"); - return -ENOENT; - } + ret = platform_get_irq(pdev, 0); + if (ret < 0) + return ret; - ret = devm_request_irq(dev, res->start, fimc_irq_handler, - 0, dev_name(dev), ctx); + ret = devm_request_irq(dev, ret, fimc_irq_handler, + 0, dev_name(dev), ctx); if (ret < 0) { dev_err(dev, "failed to request irq.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_fimd.c b/drivers/gpu/drm/exynos/exynos_drm_fimd.c index c735e53939d8..7d5a483a54de 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_fimd.c +++ b/drivers/gpu/drm/exynos/exynos_drm_fimd.c @@ -1133,7 +1133,6 @@ static int fimd_probe(struct platform_device *pdev) struct device *dev = &pdev->dev; struct fimd_context *ctx; struct device_node *i80_if_timings; - struct resource *res; int ret; if (!dev->of_node) @@ -1206,15 +1205,11 @@ static int fimd_probe(struct platform_device *pdev) if (IS_ERR(ctx->regs)) return PTR_ERR(ctx->regs); - res = platform_get_resource_byname(pdev, IORESOURCE_IRQ, - ctx->i80_if ? "lcd_sys" : "vsync"); - if (!res) { - dev_err(dev, "irq request failed.\n"); - return -ENXIO; - } + ret = platform_get_irq_byname(pdev, ctx->i80_if ? "lcd_sys" : "vsync"); + if (ret < 0) + return ret; - ret = devm_request_irq(dev, res->start, fimd_irq_handler, - 0, "drm_fimd", ctx); + ret = devm_request_irq(dev, ret, fimd_irq_handler, 0, "drm_fimd", ctx); if (ret) { dev_err(dev, "irq request failed.\n"); return ret; diff --git a/drivers/gpu/drm/exynos/exynos_drm_gsc.c b/drivers/gpu/drm/exynos/exynos_drm_gsc.c index 166a80262896..964dceb28c1e 100644 --- a/drivers/gpu/drm/exynos/exynos_drm_gsc.c +++ b/drivers/gpu/drm/exynos/exynos_drm_gsc.c @@ -1220,7 +1220,6 @@ static int gsc_probe(struct platform_device *pdev) struct gsc_driverdata *driver_data; struct exynos_drm_ipp_formats *formats; struct gsc_context *ctx; - struct resource *res; int num_formats, ret, i, j; ctx = devm_kzalloc(dev, sizeof(*ctx), GFP_KERNEL); @@ -1275,13 +1274,10 @@ static int gsc_probe(struct platform_device *pdev) return PTR_ERR(ctx->regs); /* resource irq */ - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res) { - dev_err(dev, "failed to request irq resource.\n"); - return -ENOENT; - } + ctx->irq = platform_get_irq(pdev, 0); + if (ctx->irq < 0) + return ctx->irq; - ctx->irq = res->start; ret = devm_request_irq(dev, ctx->irq, gsc_irq_handler, 0, dev_name(dev), ctx); if (ret < 0) { diff --git a/drivers/gpu/drm/exynos/exynos_mixer.c b/drivers/gpu/drm/exynos/exynos_mixer.c index 41c54f1f60bc..e5204be86093 100644 --- a/drivers/gpu/drm/exynos/exynos_mixer.c +++ b/drivers/gpu/drm/exynos/exynos_mixer.c @@ -809,19 +809,17 @@ static int mixer_resources_init(struct mixer_context *mixer_ctx) return -ENXIO; } - res = platform_get_resource(mixer_ctx->pdev, IORESOURCE_IRQ, 0); - if (res == NULL) { - dev_err(dev, "get interrupt resource failed.\n"); - return -ENXIO; - } + ret = platform_get_irq(mixer_ctx->pdev, 0); + if (ret < 0) + return ret; + mixer_ctx->irq = ret; - ret = devm_request_irq(dev, res->start, mixer_irq_handler, - 0, "drm_mixer", mixer_ctx); + ret = devm_request_irq(dev, mixer_ctx->irq, mixer_irq_handler, + 0, "drm_mixer", mixer_ctx); if (ret) { dev_err(dev, "request interrupt failed.\n"); return ret; } - mixer_ctx->irq = res->start; return 0; } diff --git a/drivers/gpu/drm/i915/Kconfig b/drivers/gpu/drm/i915/Kconfig index a4c94dc2e216..cfd932514da2 100644 --- a/drivers/gpu/drm/i915/Kconfig +++ b/drivers/gpu/drm/i915/Kconfig @@ -101,6 +101,7 @@ config DRM_I915_USERPTR config DRM_I915_GVT bool "Enable Intel GVT-g graphics virtualization host support" depends on DRM_I915 + depends on X86 depends on 64BIT default n help diff --git a/drivers/gpu/drm/i915/display/intel_bw.c b/drivers/gpu/drm/i915/display/intel_bw.c index 2da4aacc956b..8ac196e814d5 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.c +++ b/drivers/gpu/drm/i915/display/intel_bw.c @@ -825,6 +825,7 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) unsigned int max_bw_point = 0, max_bw = 0; unsigned int num_qgv_points = dev_priv->max_bw[0].num_qgv_points; unsigned int num_psf_gv_points = dev_priv->max_bw[0].num_psf_gv_points; + bool changed = false; u32 mask = 0; /* FIXME earlier gens need some checks too */ @@ -868,6 +869,8 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) new_bw_state->data_rate[crtc->pipe] = new_data_rate; new_bw_state->num_active_planes[crtc->pipe] = new_active_planes; + changed = true; + drm_dbg_kms(&dev_priv->drm, "pipe %c data rate %u num active planes %u\n", pipe_name(crtc->pipe), @@ -875,7 +878,19 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) new_bw_state->num_active_planes[crtc->pipe]); } - if (!new_bw_state) + old_bw_state = intel_atomic_get_old_bw_state(state); + new_bw_state = intel_atomic_get_new_bw_state(state); + + if (new_bw_state && + intel_can_enable_sagv(dev_priv, old_bw_state) != + intel_can_enable_sagv(dev_priv, new_bw_state)) + changed = true; + + /* + * If none of our inputs (data rates, number of active + * planes, SAGV yes/no) changed then nothing to do here. + */ + if (!changed) return 0; ret = intel_atomic_lock_global_state(&new_bw_state->base); @@ -961,7 +976,6 @@ int intel_bw_atomic_check(struct intel_atomic_state *state) */ new_bw_state->qgv_points_mask = ~allowed_points & mask; - old_bw_state = intel_atomic_get_old_bw_state(state); /* * If the actual mask had changed we need to make sure that * the commits are serialized(in case this is a nomodeset, nonblocking) diff --git a/drivers/gpu/drm/i915/display/intel_bw.h b/drivers/gpu/drm/i915/display/intel_bw.h index 46c6eecbd917..0ceaed1c9656 100644 --- a/drivers/gpu/drm/i915/display/intel_bw.h +++ b/drivers/gpu/drm/i915/display/intel_bw.h @@ -30,19 +30,19 @@ struct intel_bw_state { */ u8 pipe_sagv_reject; + /* bitmask of active pipes */ + u8 active_pipes; + /* * Current QGV points mask, which restricts * some particular SAGV states, not to confuse * with pipe_sagv_mask. */ - u8 qgv_points_mask; + u16 qgv_points_mask; unsigned int data_rate[I915_MAX_PIPES]; u8 num_active_planes[I915_MAX_PIPES]; - /* bitmask of active pipes */ - u8 active_pipes; - int min_cdclk; }; diff --git a/drivers/gpu/drm/i915/display/intel_fbc.c b/drivers/gpu/drm/i915/display/intel_fbc.c index 160fd2bdafe5..957feeccff3f 100644 --- a/drivers/gpu/drm/i915/display/intel_fbc.c +++ b/drivers/gpu/drm/i915/display/intel_fbc.c @@ -1115,7 +1115,8 @@ static int intel_fbc_check_plane(struct intel_atomic_state *state, /* Wa_22010751166: icl, ehl, tgl, dg1, rkl */ if (DISPLAY_VER(i915) >= 11 && - (plane_state->view.color_plane[0].y + drm_rect_height(&plane_state->uapi.src)) & 3) { + (plane_state->view.color_plane[0].y + + (drm_rect_height(&plane_state->uapi.src) >> 16)) & 3) { plane_state->no_fbc_reason = "plane end Y offset misaligned"; return false; } diff --git a/drivers/gpu/drm/i915/display/intel_opregion.c b/drivers/gpu/drm/i915/display/intel_opregion.c index 0065111593a6..4a2662838cd8 100644 --- a/drivers/gpu/drm/i915/display/intel_opregion.c +++ b/drivers/gpu/drm/i915/display/intel_opregion.c @@ -360,6 +360,21 @@ int intel_opregion_notify_encoder(struct intel_encoder *intel_encoder, port++; } + /* + * The port numbering and mapping here is bizarre. The now-obsolete + * swsci spec supports ports numbered [0..4]. Port E is handled as a + * special case, but port F and beyond are not. The functionality is + * supposed to be obsolete for new platforms. Just bail out if the port + * number is out of bounds after mapping. + */ + if (port > 4) { + drm_dbg_kms(&dev_priv->drm, + "[ENCODER:%d:%s] port %c (index %u) out of bounds for display power state notification\n", + intel_encoder->base.base.id, intel_encoder->base.name, + port_name(intel_encoder->port), port); + return -EINVAL; + } + if (!enable) parm |= 4 << 8; diff --git a/drivers/gpu/drm/i915/display/intel_psr.c b/drivers/gpu/drm/i915/display/intel_psr.c index a1a663f362e7..00279e8c2775 100644 --- a/drivers/gpu/drm/i915/display/intel_psr.c +++ b/drivers/gpu/drm/i915/display/intel_psr.c @@ -1406,6 +1406,13 @@ static inline u32 man_trk_ctl_single_full_frame_bit_get(struct drm_i915_private PSR2_MAN_TRK_CTL_SF_SINGLE_FULL_FRAME; } +static inline u32 man_trk_ctl_partial_frame_bit_get(struct drm_i915_private *dev_priv) +{ + return IS_ALDERLAKE_P(dev_priv) ? + ADLP_PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE : + PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE; +} + static void psr_force_hw_tracking_exit(struct intel_dp *intel_dp) { struct drm_i915_private *dev_priv = dp_to_i915(intel_dp); @@ -1510,7 +1517,13 @@ static void psr2_man_trk_ctl_calc(struct intel_crtc_state *crtc_state, { struct intel_crtc *crtc = to_intel_crtc(crtc_state->uapi.crtc); struct drm_i915_private *dev_priv = to_i915(crtc->base.dev); - u32 val = PSR2_MAN_TRK_CTL_ENABLE; + u32 val = 0; + + if (!IS_ALDERLAKE_P(dev_priv)) + val = PSR2_MAN_TRK_CTL_ENABLE; + + /* SF partial frame enable has to be set even on full update */ + val |= man_trk_ctl_partial_frame_bit_get(dev_priv); if (full_update) { /* @@ -1530,7 +1543,6 @@ static void psr2_man_trk_ctl_calc(struct intel_crtc_state *crtc_state, } else { drm_WARN_ON(crtc_state->uapi.crtc->dev, clip->y1 % 4 || clip->y2 % 4); - val |= PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE; val |= PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR(clip->y1 / 4 + 1); val |= PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR(clip->y2 / 4 + 1); } diff --git a/drivers/gpu/drm/i915/display/intel_snps_phy.c b/drivers/gpu/drm/i915/display/intel_snps_phy.c index 09f405e4d363..92ff654f54f5 100644 --- a/drivers/gpu/drm/i915/display/intel_snps_phy.c +++ b/drivers/gpu/drm/i915/display/intel_snps_phy.c @@ -34,7 +34,7 @@ void intel_snps_phy_wait_for_calibration(struct drm_i915_private *dev_priv) if (intel_de_wait_for_clear(dev_priv, ICL_PHY_MISC(phy), DG2_PHY_DP_TX_ACK_MASK, 25)) DRM_ERROR("SNPS PHY %c failed to calibrate after 25ms.\n", - phy); + phy_name(phy)); } } diff --git a/drivers/gpu/drm/i915/display/intel_tc.c b/drivers/gpu/drm/i915/display/intel_tc.c index dbd7d0d83a14..7784c30fe893 100644 --- a/drivers/gpu/drm/i915/display/intel_tc.c +++ b/drivers/gpu/drm/i915/display/intel_tc.c @@ -691,6 +691,8 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) { struct drm_i915_private *i915 = to_i915(dig_port->base.base.dev); struct intel_encoder *encoder = &dig_port->base; + intel_wakeref_t tc_cold_wref; + enum intel_display_power_domain domain; int active_links = 0; mutex_lock(&dig_port->tc_lock); @@ -702,12 +704,11 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) drm_WARN_ON(&i915->drm, dig_port->tc_mode != TC_PORT_DISCONNECTED); drm_WARN_ON(&i915->drm, dig_port->tc_lock_wakeref); - if (active_links) { - enum intel_display_power_domain domain; - intel_wakeref_t tc_cold_wref = tc_cold_block(dig_port, &domain); - dig_port->tc_mode = intel_tc_port_get_current_mode(dig_port); + tc_cold_wref = tc_cold_block(dig_port, &domain); + dig_port->tc_mode = intel_tc_port_get_current_mode(dig_port); + if (active_links) { if (!icl_tc_phy_is_connected(dig_port)) drm_dbg_kms(&i915->drm, "Port %s: PHY disconnected with %d active link(s)\n", @@ -716,10 +717,23 @@ void intel_tc_port_sanitize(struct intel_digital_port *dig_port) dig_port->tc_lock_wakeref = tc_cold_block(dig_port, &dig_port->tc_lock_power_domain); - - tc_cold_unblock(dig_port, domain, tc_cold_wref); + } else { + /* + * TBT-alt is the default mode in any case the PHY ownership is not + * held (regardless of the sink's connected live state), so + * we'll just switch to disconnected mode from it here without + * a note. + */ + if (dig_port->tc_mode != TC_PORT_TBT_ALT) + drm_dbg_kms(&i915->drm, + "Port %s: PHY left in %s mode on disabled port, disconnecting it\n", + dig_port->tc_port_name, + tc_port_mode_name(dig_port->tc_mode)); + icl_tc_phy_disconnect(dig_port); } + tc_cold_unblock(dig_port, domain, tc_cold_wref); + drm_dbg_kms(&i915->drm, "Port %s: sanitize mode (%s)\n", dig_port->tc_port_name, tc_port_mode_name(dig_port->tc_mode)); diff --git a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c index de3fe79b665a..1f880c8c66e7 100644 --- a/drivers/gpu/drm/i915/gem/i915_gem_ttm.c +++ b/drivers/gpu/drm/i915/gem/i915_gem_ttm.c @@ -842,11 +842,9 @@ void i915_ttm_adjust_lru(struct drm_i915_gem_object *obj) } else if (obj->mm.madv != I915_MADV_WILLNEED) { bo->priority = I915_TTM_PRIO_PURGE; } else if (!i915_gem_object_has_pages(obj)) { - if (bo->priority < I915_TTM_PRIO_HAS_PAGES) - bo->priority = I915_TTM_PRIO_HAS_PAGES; + bo->priority = I915_TTM_PRIO_NO_PAGES; } else { - if (bo->priority > I915_TTM_PRIO_NO_PAGES) - bo->priority = I915_TTM_PRIO_NO_PAGES; + bo->priority = I915_TTM_PRIO_HAS_PAGES; } ttm_bo_move_to_lru_tail(bo, bo->resource, NULL); diff --git a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c index 13b27b8ff74e..ba21ace973da 100644 --- a/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c +++ b/drivers/gpu/drm/i915/gt/uc/intel_guc_slpc.c @@ -110,7 +110,7 @@ static int guc_action_slpc_unset_param(struct intel_guc *guc, u8 id) { u32 request[] = { GUC_ACTION_HOST2GUC_PC_SLPC_REQUEST, - SLPC_EVENT(SLPC_EVENT_PARAMETER_UNSET, 2), + SLPC_EVENT(SLPC_EVENT_PARAMETER_UNSET, 1), id, }; diff --git a/drivers/gpu/drm/i915/gvt/gtt.c b/drivers/gpu/drm/i915/gvt/gtt.c index 99d1781fa5f0..af79b39048f7 100644 --- a/drivers/gpu/drm/i915/gvt/gtt.c +++ b/drivers/gpu/drm/i915/gvt/gtt.c @@ -1148,7 +1148,7 @@ static inline void ppgtt_generate_shadow_entry(struct intel_gvt_gtt_entry *se, ops->set_pfn(se, s->shadow_page.mfn); } -/** +/* * Check if can do 2M page * @vgpu: target vgpu * @entry: target pfn's gtt entry @@ -2193,7 +2193,7 @@ static int emulate_ggtt_mmio_read(struct intel_vgpu *vgpu, } /** - * intel_vgpu_emulate_gtt_mmio_read - emulate GTT MMIO register read + * intel_vgpu_emulate_ggtt_mmio_read - emulate GTT MMIO register read * @vgpu: a vGPU * @off: register offset * @p_data: data will be returned to guest diff --git a/drivers/gpu/drm/i915/i915_reg.h b/drivers/gpu/drm/i915/i915_reg.h index c2bb33febb68..902e4c802a12 100644 --- a/drivers/gpu/drm/i915/i915_reg.h +++ b/drivers/gpu/drm/i915/i915_reg.h @@ -4829,6 +4829,7 @@ enum { #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR(val) REG_FIELD_PREP(ADLP_PSR2_MAN_TRK_CTL_SU_REGION_START_ADDR_MASK, val) #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR_MASK REG_GENMASK(12, 0) #define ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR(val) REG_FIELD_PREP(ADLP_PSR2_MAN_TRK_CTL_SU_REGION_END_ADDR_MASK, val) +#define ADLP_PSR2_MAN_TRK_CTL_SF_PARTIAL_FRAME_UPDATE REG_BIT(31) #define ADLP_PSR2_MAN_TRK_CTL_SF_SINGLE_FULL_FRAME REG_BIT(14) #define ADLP_PSR2_MAN_TRK_CTL_SF_CONTINUOS_FULL_FRAME REG_BIT(13) diff --git a/drivers/gpu/drm/i915/intel_pch.c b/drivers/gpu/drm/i915/intel_pch.c index da8f82c2342f..fc8a68f3a2ed 100644 --- a/drivers/gpu/drm/i915/intel_pch.c +++ b/drivers/gpu/drm/i915/intel_pch.c @@ -108,6 +108,7 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) /* Comet Lake V PCH is based on KBP, which is SPT compatible */ return PCH_SPT; case INTEL_PCH_ICP_DEVICE_ID_TYPE: + case INTEL_PCH_ICP2_DEVICE_ID_TYPE: drm_dbg_kms(&dev_priv->drm, "Found Ice Lake PCH\n"); drm_WARN_ON(&dev_priv->drm, !IS_ICELAKE(dev_priv)); return PCH_ICP; @@ -123,7 +124,6 @@ intel_pch_type(const struct drm_i915_private *dev_priv, unsigned short id) !IS_GEN9_BC(dev_priv)); return PCH_TGP; case INTEL_PCH_JSP_DEVICE_ID_TYPE: - case INTEL_PCH_JSP2_DEVICE_ID_TYPE: drm_dbg_kms(&dev_priv->drm, "Found Jasper Lake PCH\n"); drm_WARN_ON(&dev_priv->drm, !IS_JSL_EHL(dev_priv)); return PCH_JSP; diff --git a/drivers/gpu/drm/i915/intel_pch.h b/drivers/gpu/drm/i915/intel_pch.h index 6bff77521094..4ba0f1967cca 100644 --- a/drivers/gpu/drm/i915/intel_pch.h +++ b/drivers/gpu/drm/i915/intel_pch.h @@ -50,11 +50,11 @@ enum intel_pch { #define INTEL_PCH_CMP2_DEVICE_ID_TYPE 0x0680 #define INTEL_PCH_CMP_V_DEVICE_ID_TYPE 0xA380 #define INTEL_PCH_ICP_DEVICE_ID_TYPE 0x3480 +#define INTEL_PCH_ICP2_DEVICE_ID_TYPE 0x3880 #define INTEL_PCH_MCC_DEVICE_ID_TYPE 0x4B00 #define INTEL_PCH_TGP_DEVICE_ID_TYPE 0xA080 #define INTEL_PCH_TGP2_DEVICE_ID_TYPE 0x4380 #define INTEL_PCH_JSP_DEVICE_ID_TYPE 0x4D80 -#define INTEL_PCH_JSP2_DEVICE_ID_TYPE 0x3880 #define INTEL_PCH_ADP_DEVICE_ID_TYPE 0x7A80 #define INTEL_PCH_ADP2_DEVICE_ID_TYPE 0x5180 #define INTEL_PCH_ADP3_DEVICE_ID_TYPE 0x7A00 diff --git a/drivers/gpu/drm/i915/intel_pm.c b/drivers/gpu/drm/i915/intel_pm.c index 3edba7fd0c49..fae4f7818d28 100644 --- a/drivers/gpu/drm/i915/intel_pm.c +++ b/drivers/gpu/drm/i915/intel_pm.c @@ -4029,6 +4029,17 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) return ret; } + if (intel_can_enable_sagv(dev_priv, new_bw_state) != + intel_can_enable_sagv(dev_priv, old_bw_state)) { + ret = intel_atomic_serialize_global_state(&new_bw_state->base); + if (ret) + return ret; + } else if (new_bw_state->pipe_sagv_reject != old_bw_state->pipe_sagv_reject) { + ret = intel_atomic_lock_global_state(&new_bw_state->base); + if (ret) + return ret; + } + for_each_new_intel_crtc_in_state(state, crtc, new_crtc_state, i) { struct skl_pipe_wm *pipe_wm = &new_crtc_state->wm.skl.optimal; @@ -4044,17 +4055,6 @@ static int intel_compute_sagv_mask(struct intel_atomic_state *state) intel_can_enable_sagv(dev_priv, new_bw_state); } - if (intel_can_enable_sagv(dev_priv, new_bw_state) != - intel_can_enable_sagv(dev_priv, old_bw_state)) { - ret = intel_atomic_serialize_global_state(&new_bw_state->base); - if (ret) - return ret; - } else if (new_bw_state->pipe_sagv_reject != old_bw_state->pipe_sagv_reject) { - ret = intel_atomic_lock_global_state(&new_bw_state->base); - if (ret) - return ret; - } - return 0; } @@ -4853,7 +4853,7 @@ static bool check_mbus_joined(u8 active_pipes, { int i; - for (i = 0; i < dbuf_slices[i].active_pipes; i++) { + for (i = 0; dbuf_slices[i].active_pipes != 0; i++) { if (dbuf_slices[i].active_pipes == active_pipes) return dbuf_slices[i].join_mbus; } @@ -4870,7 +4870,7 @@ static u8 compute_dbuf_slices(enum pipe pipe, u8 active_pipes, bool join_mbus, { int i; - for (i = 0; i < dbuf_slices[i].active_pipes; i++) { + for (i = 0; dbuf_slices[i].active_pipes != 0; i++) { if (dbuf_slices[i].active_pipes == active_pipes && dbuf_slices[i].join_mbus == join_mbus) return dbuf_slices[i].dbuf_mask[pipe]; diff --git a/drivers/gpu/drm/imx/dcss/Kconfig b/drivers/gpu/drm/imx/dcss/Kconfig index 7374f1952762..5c2b2277afbf 100644 --- a/drivers/gpu/drm/imx/dcss/Kconfig +++ b/drivers/gpu/drm/imx/dcss/Kconfig @@ -2,6 +2,7 @@ config DRM_IMX_DCSS tristate "i.MX8MQ DCSS" select IMX_IRQSTEER select DRM_KMS_HELPER + select DRM_GEM_CMA_HELPER select VIDEOMODE_HELPERS depends on DRM && ARCH_MXC && ARM64 help diff --git a/drivers/gpu/drm/imx/parallel-display.c b/drivers/gpu/drm/imx/parallel-display.c index a8aba0141ce7..06cb1a59b9bc 100644 --- a/drivers/gpu/drm/imx/parallel-display.c +++ b/drivers/gpu/drm/imx/parallel-display.c @@ -217,14 +217,6 @@ static int imx_pd_bridge_atomic_check(struct drm_bridge *bridge, if (!imx_pd_format_supported(bus_fmt)) return -EINVAL; - if (bus_flags & - ~(DRM_BUS_FLAG_DE_LOW | DRM_BUS_FLAG_DE_HIGH | - DRM_BUS_FLAG_PIXDATA_DRIVE_POSEDGE | - DRM_BUS_FLAG_PIXDATA_DRIVE_NEGEDGE)) { - dev_warn(imxpd->dev, "invalid bus_flags (%x)\n", bus_flags); - return -EINVAL; - } - bridge_state->output_bus_cfg.flags = bus_flags; bridge_state->input_bus_cfg.flags = bus_flags; imx_crtc_state->bus_flags = bus_flags; diff --git a/drivers/gpu/drm/mediatek/mtk_dsi.c b/drivers/gpu/drm/mediatek/mtk_dsi.c index 5d90d2eb0019..bced4c7d668e 100644 --- a/drivers/gpu/drm/mediatek/mtk_dsi.c +++ b/drivers/gpu/drm/mediatek/mtk_dsi.c @@ -786,18 +786,101 @@ void mtk_dsi_ddp_stop(struct device *dev) mtk_dsi_poweroff(dsi); } +static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) +{ + int ret; + + ret = drm_simple_encoder_init(drm, &dsi->encoder, + DRM_MODE_ENCODER_DSI); + if (ret) { + DRM_ERROR("Failed to encoder init to drm\n"); + return ret; + } + + dsi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm, dsi->host.dev); + + ret = drm_bridge_attach(&dsi->encoder, &dsi->bridge, NULL, + DRM_BRIDGE_ATTACH_NO_CONNECTOR); + if (ret) + goto err_cleanup_encoder; + + dsi->connector = drm_bridge_connector_init(drm, &dsi->encoder); + if (IS_ERR(dsi->connector)) { + DRM_ERROR("Unable to create bridge connector\n"); + ret = PTR_ERR(dsi->connector); + goto err_cleanup_encoder; + } + drm_connector_attach_encoder(dsi->connector, &dsi->encoder); + + return 0; + +err_cleanup_encoder: + drm_encoder_cleanup(&dsi->encoder); + return ret; +} + +static int mtk_dsi_bind(struct device *dev, struct device *master, void *data) +{ + int ret; + struct drm_device *drm = data; + struct mtk_dsi *dsi = dev_get_drvdata(dev); + + ret = mtk_dsi_encoder_init(drm, dsi); + if (ret) + return ret; + + return device_reset_optional(dev); +} + +static void mtk_dsi_unbind(struct device *dev, struct device *master, + void *data) +{ + struct mtk_dsi *dsi = dev_get_drvdata(dev); + + drm_encoder_cleanup(&dsi->encoder); +} + +static const struct component_ops mtk_dsi_component_ops = { + .bind = mtk_dsi_bind, + .unbind = mtk_dsi_unbind, +}; + static int mtk_dsi_host_attach(struct mipi_dsi_host *host, struct mipi_dsi_device *device) { struct mtk_dsi *dsi = host_to_dsi(host); + struct device *dev = host->dev; + int ret; dsi->lanes = device->lanes; dsi->format = device->format; dsi->mode_flags = device->mode_flags; + dsi->next_bridge = devm_drm_of_get_bridge(dev, dev->of_node, 0, 0); + if (IS_ERR(dsi->next_bridge)) + return PTR_ERR(dsi->next_bridge); + + drm_bridge_add(&dsi->bridge); + + ret = component_add(host->dev, &mtk_dsi_component_ops); + if (ret) { + DRM_ERROR("failed to add dsi_host component: %d\n", ret); + drm_bridge_remove(&dsi->bridge); + return ret; + } return 0; } +static int mtk_dsi_host_detach(struct mipi_dsi_host *host, + struct mipi_dsi_device *device) +{ + struct mtk_dsi *dsi = host_to_dsi(host); + + component_del(host->dev, &mtk_dsi_component_ops); + drm_bridge_remove(&dsi->bridge); + return 0; +} + static void mtk_dsi_wait_for_idle(struct mtk_dsi *dsi) { int ret; @@ -938,73 +1021,14 @@ static ssize_t mtk_dsi_host_transfer(struct mipi_dsi_host *host, static const struct mipi_dsi_host_ops mtk_dsi_ops = { .attach = mtk_dsi_host_attach, + .detach = mtk_dsi_host_detach, .transfer = mtk_dsi_host_transfer, }; -static int mtk_dsi_encoder_init(struct drm_device *drm, struct mtk_dsi *dsi) -{ - int ret; - - ret = drm_simple_encoder_init(drm, &dsi->encoder, - DRM_MODE_ENCODER_DSI); - if (ret) { - DRM_ERROR("Failed to encoder init to drm\n"); - return ret; - } - - dsi->encoder.possible_crtcs = mtk_drm_find_possible_crtc_by_comp(drm, dsi->host.dev); - - ret = drm_bridge_attach(&dsi->encoder, &dsi->bridge, NULL, - DRM_BRIDGE_ATTACH_NO_CONNECTOR); - if (ret) - goto err_cleanup_encoder; - - dsi->connector = drm_bridge_connector_init(drm, &dsi->encoder); - if (IS_ERR(dsi->connector)) { - DRM_ERROR("Unable to create bridge connector\n"); - ret = PTR_ERR(dsi->connector); - goto err_cleanup_encoder; - } - drm_connector_attach_encoder(dsi->connector, &dsi->encoder); - - return 0; - -err_cleanup_encoder: - drm_encoder_cleanup(&dsi->encoder); - return ret; -} - -static int mtk_dsi_bind(struct device *dev, struct device *master, void *data) -{ - int ret; - struct drm_device *drm = data; - struct mtk_dsi *dsi = dev_get_drvdata(dev); - - ret = mtk_dsi_encoder_init(drm, dsi); - if (ret) - return ret; - - return device_reset_optional(dev); -} - -static void mtk_dsi_unbind(struct device *dev, struct device *master, - void *data) -{ - struct mtk_dsi *dsi = dev_get_drvdata(dev); - - drm_encoder_cleanup(&dsi->encoder); -} - -static const struct component_ops mtk_dsi_component_ops = { - .bind = mtk_dsi_bind, - .unbind = mtk_dsi_unbind, -}; - static int mtk_dsi_probe(struct platform_device *pdev) { struct mtk_dsi *dsi; struct device *dev = &pdev->dev; - struct drm_panel *panel; struct resource *regs; int irq_num; int ret; @@ -1021,19 +1045,6 @@ static int mtk_dsi_probe(struct platform_device *pdev) return ret; } - ret = drm_of_find_panel_or_bridge(dev->of_node, 0, 0, - &panel, &dsi->next_bridge); - if (ret) - goto err_unregister_host; - - if (panel) { - dsi->next_bridge = devm_drm_panel_bridge_add(dev, panel); - if (IS_ERR(dsi->next_bridge)) { - ret = PTR_ERR(dsi->next_bridge); - goto err_unregister_host; - } - } - dsi->driver_data = of_device_get_match_data(dev); dsi->engine_clk = devm_clk_get(dev, "engine"); @@ -1098,14 +1109,6 @@ static int mtk_dsi_probe(struct platform_device *pdev) dsi->bridge.of_node = dev->of_node; dsi->bridge.type = DRM_MODE_CONNECTOR_DSI; - drm_bridge_add(&dsi->bridge); - - ret = component_add(&pdev->dev, &mtk_dsi_component_ops); - if (ret) { - dev_err(&pdev->dev, "failed to add component: %d\n", ret); - goto err_unregister_host; - } - return 0; err_unregister_host: @@ -1118,8 +1121,6 @@ static int mtk_dsi_remove(struct platform_device *pdev) struct mtk_dsi *dsi = platform_get_drvdata(pdev); mtk_output_dsi_disable(dsi); - drm_bridge_remove(&dsi->bridge); - component_del(&pdev->dev, &mtk_dsi_component_ops); mipi_dsi_host_unregister(&dsi->host); return 0; diff --git a/drivers/gpu/drm/mgag200/mgag200_pll.c b/drivers/gpu/drm/mgag200/mgag200_pll.c index e9ae22b4f813..52be08b744ad 100644 --- a/drivers/gpu/drm/mgag200/mgag200_pll.c +++ b/drivers/gpu/drm/mgag200/mgag200_pll.c @@ -404,9 +404,9 @@ mgag200_pixpll_update_g200wb(struct mgag200_pll *pixpll, const struct mgag200_pl udelay(50); /* program pixel pll register */ - WREG_DAC(MGA1064_PIX_PLLC_N, xpixpllcn); - WREG_DAC(MGA1064_PIX_PLLC_M, xpixpllcm); - WREG_DAC(MGA1064_PIX_PLLC_P, xpixpllcp); + WREG_DAC(MGA1064_WB_PIX_PLLC_N, xpixpllcn); + WREG_DAC(MGA1064_WB_PIX_PLLC_M, xpixpllcm); + WREG_DAC(MGA1064_WB_PIX_PLLC_P, xpixpllcp); udelay(50); diff --git a/drivers/gpu/drm/panel/Kconfig b/drivers/gpu/drm/panel/Kconfig index 434c2861bb40..9989a316fe88 100644 --- a/drivers/gpu/drm/panel/Kconfig +++ b/drivers/gpu/drm/panel/Kconfig @@ -106,6 +106,8 @@ config DRM_PANEL_EDP depends on PM select VIDEOMODE_HELPERS select DRM_DP_AUX_BUS + select DRM_DP_HELPER + select DRM_KMS_HELPER help DRM panel driver for dumb eDP panels that need at most a regulator and a GPIO to be powered up. Optionally a backlight can be attached so diff --git a/drivers/gpu/drm/panel/panel-simple.c b/drivers/gpu/drm/panel/panel-simple.c index 3c08f9827acf..b42c1d816e79 100644 --- a/drivers/gpu/drm/panel/panel-simple.c +++ b/drivers/gpu/drm/panel/panel-simple.c @@ -2017,7 +2017,7 @@ static const struct display_timing innolux_g070y2_l01_timing = { static const struct panel_desc innolux_g070y2_l01 = { .timings = &innolux_g070y2_l01_timing, .num_timings = 1, - .bpc = 6, + .bpc = 8, .size = { .width = 152, .height = 91, diff --git a/drivers/gpu/drm/radeon/atombios_encoders.c b/drivers/gpu/drm/radeon/atombios_encoders.c index 0fce73b9a646..70bd84b7ef2b 100644 --- a/drivers/gpu/drm/radeon/atombios_encoders.c +++ b/drivers/gpu/drm/radeon/atombios_encoders.c @@ -198,7 +198,8 @@ void radeon_atom_backlight_init(struct radeon_encoder *radeon_encoder, * so don't register a backlight device */ if ((rdev->pdev->subsystem_vendor == PCI_VENDOR_ID_APPLE) && - (rdev->pdev->device == 0x6741)) + (rdev->pdev->device == 0x6741) && + !dmi_match(DMI_PRODUCT_NAME, "iMac12,1")) return; if (!radeon_encoder->enc_priv) diff --git a/drivers/gpu/drm/radeon/radeon_uvd.c b/drivers/gpu/drm/radeon/radeon_uvd.c index 377f9cdb5b53..84013faa4756 100644 --- a/drivers/gpu/drm/radeon/radeon_uvd.c +++ b/drivers/gpu/drm/radeon/radeon_uvd.c @@ -470,8 +470,8 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, int32_t *msg, msg_type, handle; unsigned img_size = 0; void *ptr; - - int i, r; + long r; + int i; if (offset & 0x3F) { DRM_ERROR("UVD messages must be 64 byte aligned!\n"); @@ -481,13 +481,13 @@ static int radeon_uvd_cs_msg(struct radeon_cs_parser *p, struct radeon_bo *bo, r = dma_resv_wait_timeout(bo->tbo.base.resv, false, false, MAX_SCHEDULE_TIMEOUT); if (r <= 0) { - DRM_ERROR("Failed waiting for UVD message (%d)!\n", r); + DRM_ERROR("Failed waiting for UVD message (%ld)!\n", r); return r ? r : -ETIME; } r = radeon_bo_kmap(bo, &ptr); if (r) { - DRM_ERROR("Failed mapping the UVD message (%d)!\n", r); + DRM_ERROR("Failed mapping the UVD message (%ld)!\n", r); return r; } diff --git a/drivers/gpu/drm/sun4i/sun8i_mixer.h b/drivers/gpu/drm/sun4i/sun8i_mixer.h index 145833a9d82d..5b3fbee18671 100644 --- a/drivers/gpu/drm/sun4i/sun8i_mixer.h +++ b/drivers/gpu/drm/sun4i/sun8i_mixer.h @@ -111,10 +111,10 @@ /* format 13 is semi-planar YUV411 VUVU */ #define SUN8I_MIXER_FBFMT_YUV411 14 /* format 15 doesn't exist */ -/* format 16 is P010 YVU */ -#define SUN8I_MIXER_FBFMT_P010_YUV 17 -/* format 18 is P210 YVU */ -#define SUN8I_MIXER_FBFMT_P210_YUV 19 +#define SUN8I_MIXER_FBFMT_P010_YUV 16 +/* format 17 is P010 YVU */ +#define SUN8I_MIXER_FBFMT_P210_YUV 18 +/* format 19 is P210 YVU */ /* format 20 is packed YVU444 10-bit */ /* format 21 is packed YUV444 10-bit */ diff --git a/drivers/gpu/drm/tegra/Kconfig b/drivers/gpu/drm/tegra/Kconfig index 8cf5aeb9db6c..201f5175ecfe 100644 --- a/drivers/gpu/drm/tegra/Kconfig +++ b/drivers/gpu/drm/tegra/Kconfig @@ -5,6 +5,7 @@ config DRM_TEGRA depends on COMMON_CLK depends on DRM depends on OF + select DRM_DP_AUX_BUS select DRM_KMS_HELPER select DRM_MIPI_DSI select DRM_PANEL diff --git a/drivers/gpu/drm/tegra/dpaux.c b/drivers/gpu/drm/tegra/dpaux.c index 1f96e416fa08..d7a731d287d2 100644 --- a/drivers/gpu/drm/tegra/dpaux.c +++ b/drivers/gpu/drm/tegra/dpaux.c @@ -19,6 +19,7 @@ #include <linux/workqueue.h> #include <drm/drm_dp_helper.h> +#include <drm/drm_dp_aux_bus.h> #include <drm/drm_panel.h> #include "dp.h" @@ -570,6 +571,12 @@ static int tegra_dpaux_probe(struct platform_device *pdev) list_add_tail(&dpaux->list, &dpaux_list); mutex_unlock(&dpaux_lock); + err = devm_of_dp_aux_populate_ep_devices(&dpaux->aux); + if (err < 0) { + dev_err(dpaux->dev, "failed to populate AUX bus: %d\n", err); + return err; + } + return 0; } diff --git a/drivers/gpu/drm/tegra/falcon.c b/drivers/gpu/drm/tegra/falcon.c index 223ab2ceb7e6..3762d87759d9 100644 --- a/drivers/gpu/drm/tegra/falcon.c +++ b/drivers/gpu/drm/tegra/falcon.c @@ -63,7 +63,7 @@ static void falcon_copy_firmware_image(struct falcon *falcon, /* copy the whole thing taking into account endianness */ for (i = 0; i < firmware->size / sizeof(u32); i++) - virt[i] = le32_to_cpu(((u32 *)firmware->data)[i]); + virt[i] = le32_to_cpu(((__le32 *)firmware->data)[i]); } static int falcon_parse_firmware_image(struct falcon *falcon) diff --git a/drivers/gpu/drm/vc4/vc4_crtc.c b/drivers/gpu/drm/vc4/vc4_crtc.c index e6cc47470e03..783890e8d43a 100644 --- a/drivers/gpu/drm/vc4/vc4_crtc.c +++ b/drivers/gpu/drm/vc4/vc4_crtc.c @@ -525,9 +525,11 @@ int vc4_crtc_disable_at_boot(struct drm_crtc *crtc) if (ret) return ret; - ret = pm_runtime_put(&vc4_hdmi->pdev->dev); - if (ret) - return ret; + /* + * post_crtc_powerdown will have called pm_runtime_put, so we + * don't need it here otherwise we'll get the reference counting + * wrong. + */ return 0; } diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.c b/drivers/gpu/drm/vc4/vc4_hdmi.c index b30500405fa7..3a1626f261e5 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.c +++ b/drivers/gpu/drm/vc4/vc4_hdmi.c @@ -1749,6 +1749,7 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) dev_err(dev, "Couldn't register the HDMI codec: %ld\n", PTR_ERR(codec_pdev)); return PTR_ERR(codec_pdev); } + vc4_hdmi->audio.codec_pdev = codec_pdev; dai_link->cpus = &vc4_hdmi->audio.cpu; dai_link->codecs = &vc4_hdmi->audio.codec; @@ -1788,6 +1789,12 @@ static int vc4_hdmi_audio_init(struct vc4_hdmi *vc4_hdmi) } +static void vc4_hdmi_audio_exit(struct vc4_hdmi *vc4_hdmi) +{ + platform_device_unregister(vc4_hdmi->audio.codec_pdev); + vc4_hdmi->audio.codec_pdev = NULL; +} + static irqreturn_t vc4_hdmi_hpd_irq_thread(int irq, void *priv) { struct vc4_hdmi *vc4_hdmi = priv; @@ -2660,6 +2667,7 @@ static void vc4_hdmi_unbind(struct device *dev, struct device *master, kfree(vc4_hdmi->hdmi_regset.regs); kfree(vc4_hdmi->hd_regset.regs); + vc4_hdmi_audio_exit(vc4_hdmi); vc4_hdmi_cec_exit(vc4_hdmi); vc4_hdmi_hotplug_exit(vc4_hdmi); vc4_hdmi_connector_destroy(&vc4_hdmi->connector); diff --git a/drivers/gpu/drm/vc4/vc4_hdmi.h b/drivers/gpu/drm/vc4/vc4_hdmi.h index 31b77a94c526..6ffdd4ec5fb6 100644 --- a/drivers/gpu/drm/vc4/vc4_hdmi.h +++ b/drivers/gpu/drm/vc4/vc4_hdmi.h @@ -116,6 +116,7 @@ struct vc4_hdmi_audio { struct snd_soc_dai_link_component platform; struct snd_dmaengine_dai_dma_data dma_data; struct hdmi_audio_infoframe infoframe; + struct platform_device *codec_pdev; bool streaming; }; diff --git a/drivers/gpu/host1x/syncpt.c b/drivers/gpu/host1x/syncpt.c index e08e331e46ae..f87a8705f518 100644 --- a/drivers/gpu/host1x/syncpt.c +++ b/drivers/gpu/host1x/syncpt.c @@ -137,8 +137,15 @@ void host1x_syncpt_restore(struct host1x *host) struct host1x_syncpt *sp_base = host->syncpt; unsigned int i; - for (i = 0; i < host1x_syncpt_nb_pts(host); i++) + for (i = 0; i < host1x_syncpt_nb_pts(host); i++) { + /* + * Unassign syncpt from channels for purposes of Tegra186 + * syncpoint protection. This prevents any channel from + * accessing it until it is reassigned. + */ + host1x_hw_syncpt_assign_to_channel(host, sp_base + i, NULL); host1x_hw_syncpt_restore(host, sp_base + i); + } for (i = 0; i < host1x_syncpt_nb_bases(host); i++) host1x_hw_syncpt_restore_wait_base(host, sp_base + i); @@ -227,27 +234,12 @@ int host1x_syncpt_wait(struct host1x_syncpt *sp, u32 thresh, long timeout, void *ref; struct host1x_waitlist *waiter; int err = 0, check_count = 0; - u32 val; if (value) - *value = 0; - - /* first check cache */ - if (host1x_syncpt_is_expired(sp, thresh)) { - if (value) - *value = host1x_syncpt_load(sp); + *value = host1x_syncpt_load(sp); + if (host1x_syncpt_is_expired(sp, thresh)) return 0; - } - - /* try to read from register */ - val = host1x_hw_syncpt_load(sp->host, sp); - if (host1x_syncpt_is_expired(sp, thresh)) { - if (value) - *value = val; - - goto done; - } if (!timeout) { err = -EAGAIN; @@ -352,13 +344,6 @@ int host1x_syncpt_init(struct host1x *host) for (i = 0; i < host->info->nb_pts; i++) { syncpt[i].id = i; syncpt[i].host = host; - - /* - * Unassign syncpt from channels for purposes of Tegra186 - * syncpoint protection. This prevents any channel from - * accessing it until it is reassigned. - */ - host1x_hw_syncpt_assign_to_channel(host, &syncpt[i], NULL); } for (i = 0; i < host->info->nb_bases; i++) diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c index 2503be0253d3..19fa734a9a79 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c +++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.c @@ -37,11 +37,11 @@ static int amd_sfh_wait_response_v2(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_ { union cmd_response cmd_resp; - /* Get response with status within a max of 800 ms timeout */ + /* Get response with status within a max of 1600 ms timeout */ if (!readl_poll_timeout(mp2->mmio + AMD_P2C_MSG(0), cmd_resp.resp, (cmd_resp.response_v2.response == sensor_sts && cmd_resp.response_v2.status == 0 && (sid == 0xff || - cmd_resp.response_v2.sensor_id == sid)), 500, 800000)) + cmd_resp.response_v2.sensor_id == sid)), 500, 1600000)) return cmd_resp.response_v2.response; return SENSOR_DISABLED; @@ -53,6 +53,7 @@ static void amd_start_sensor_v2(struct amd_mp2_dev *privdata, struct amd_mp2_sen cmd_base.ul = 0; cmd_base.cmd_v2.cmd_id = ENABLE_SENSOR; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = info.period; cmd_base.cmd_v2.sensor_id = info.sensor_idx; cmd_base.cmd_v2.length = 16; @@ -70,6 +71,7 @@ static void amd_stop_sensor_v2(struct amd_mp2_dev *privdata, u16 sensor_idx) cmd_base.ul = 0; cmd_base.cmd_v2.cmd_id = DISABLE_SENSOR; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = 0; cmd_base.cmd_v2.sensor_id = sensor_idx; cmd_base.cmd_v2.length = 16; @@ -83,12 +85,51 @@ static void amd_stop_all_sensor_v2(struct amd_mp2_dev *privdata) union sfh_cmd_base cmd_base; cmd_base.cmd_v2.cmd_id = STOP_ALL_SENSORS; + cmd_base.cmd_v2.intr_disable = 1; cmd_base.cmd_v2.period = 0; cmd_base.cmd_v2.sensor_id = 0; writel(cmd_base.ul, privdata->mmio + AMD_C2P_MSG0); } +static void amd_sfh_clear_intr_v2(struct amd_mp2_dev *privdata) +{ + if (readl(privdata->mmio + AMD_P2C_MSG(4))) { + writel(0, privdata->mmio + AMD_P2C_MSG(4)); + writel(0xf, privdata->mmio + AMD_P2C_MSG(5)); + } +} + +static void amd_sfh_clear_intr(struct amd_mp2_dev *privdata) +{ + if (privdata->mp2_ops->clear_intr) + privdata->mp2_ops->clear_intr(privdata); +} + +static irqreturn_t amd_sfh_irq_handler(int irq, void *data) +{ + amd_sfh_clear_intr(data); + + return IRQ_HANDLED; +} + +static int amd_sfh_irq_init_v2(struct amd_mp2_dev *privdata) +{ + int rc; + + pci_intx(privdata->pdev, true); + + rc = devm_request_irq(&privdata->pdev->dev, privdata->pdev->irq, + amd_sfh_irq_handler, 0, DRIVER_NAME, privdata); + if (rc) { + dev_err(&privdata->pdev->dev, "failed to request irq %d err=%d\n", + privdata->pdev->irq, rc); + return rc; + } + + return 0; +} + void amd_start_sensor(struct amd_mp2_dev *privdata, struct amd_mp2_sensor_info info) { union sfh_cmd_param cmd_param; @@ -193,6 +234,8 @@ static void amd_mp2_pci_remove(void *privdata) struct amd_mp2_dev *mp2 = privdata; amd_sfh_hid_client_deinit(privdata); mp2->mp2_ops->stop_all(mp2); + pci_intx(mp2->pdev, false); + amd_sfh_clear_intr(mp2); } static const struct amd_mp2_ops amd_sfh_ops_v2 = { @@ -200,6 +243,8 @@ static const struct amd_mp2_ops amd_sfh_ops_v2 = { .stop = amd_stop_sensor_v2, .stop_all = amd_stop_all_sensor_v2, .response = amd_sfh_wait_response_v2, + .clear_intr = amd_sfh_clear_intr_v2, + .init_intr = amd_sfh_irq_init_v2, }; static const struct amd_mp2_ops amd_sfh_ops = { @@ -225,6 +270,14 @@ static void mp2_select_ops(struct amd_mp2_dev *privdata) } } +static int amd_sfh_irq_init(struct amd_mp2_dev *privdata) +{ + if (privdata->mp2_ops->init_intr) + return privdata->mp2_ops->init_intr(privdata); + + return 0; +} + static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *id) { struct amd_mp2_dev *privdata; @@ -261,9 +314,20 @@ static int amd_mp2_pci_probe(struct pci_dev *pdev, const struct pci_device_id *i mp2_select_ops(privdata); + rc = amd_sfh_irq_init(privdata); + if (rc) { + dev_err(&pdev->dev, "amd_sfh_irq_init failed\n"); + return rc; + } + rc = amd_sfh_hid_client_init(privdata); - if (rc) + if (rc) { + amd_sfh_clear_intr(privdata); + dev_err(&pdev->dev, "amd_sfh_hid_client_init failed\n"); return rc; + } + + amd_sfh_clear_intr(privdata); return devm_add_action_or_reset(&pdev->dev, amd_mp2_pci_remove, privdata); } @@ -290,6 +354,9 @@ static int __maybe_unused amd_mp2_pci_resume(struct device *dev) } } + schedule_delayed_work(&cl_data->work_buffer, msecs_to_jiffies(AMD_SFH_IDLE_LOOP)); + amd_sfh_clear_intr(mp2); + return 0; } @@ -312,6 +379,9 @@ static int __maybe_unused amd_mp2_pci_suspend(struct device *dev) } } + cancel_delayed_work_sync(&cl_data->work_buffer); + amd_sfh_clear_intr(mp2); + return 0; } diff --git a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h index ae30e059f847..97b99861fae2 100644 --- a/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h +++ b/drivers/hid/amd-sfh-hid/amd_sfh_pcie.h @@ -49,7 +49,7 @@ union sfh_cmd_base { } s; struct { u32 cmd_id : 4; - u32 intr_enable : 1; + u32 intr_disable : 1; u32 rsvd1 : 3; u32 length : 7; u32 mem_type : 1; @@ -141,5 +141,7 @@ struct amd_mp2_ops { void (*stop)(struct amd_mp2_dev *privdata, u16 sensor_idx); void (*stop_all)(struct amd_mp2_dev *privdata); int (*response)(struct amd_mp2_dev *mp2, u8 sid, u32 sensor_sts); + void (*clear_intr)(struct amd_mp2_dev *privdata); + int (*init_intr)(struct amd_mp2_dev *privdata); }; #endif diff --git a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c index be41f83b0289..76095bd53c65 100644 --- a/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c +++ b/drivers/hid/amd-sfh-hid/hid_descriptor/amd_sfh_hid_desc.c @@ -27,6 +27,7 @@ #define HID_USAGE_SENSOR_STATE_READY_ENUM 0x02 #define HID_USAGE_SENSOR_STATE_INITIALIZING_ENUM 0x05 #define HID_USAGE_SENSOR_EVENT_DATA_UPDATED_ENUM 0x04 +#define ILLUMINANCE_MASK GENMASK(14, 0) int get_report_descriptor(int sensor_idx, u8 *rep_desc) { @@ -246,7 +247,8 @@ u8 get_input_report(u8 current_index, int sensor_idx, int report_id, struct amd_ get_common_inputs(&als_input.common_property, report_id); /* For ALS ,V2 Platforms uses C2P_MSG5 register instead of DRAM access method */ if (supported_input == V2_STATUS) - als_input.illuminance_value = (int)readl(privdata->mmio + AMD_C2P_MSG(5)); + als_input.illuminance_value = + readl(privdata->mmio + AMD_C2P_MSG(5)) & ILLUMINANCE_MASK; else als_input.illuminance_value = (int)sensor_virt_addr[0] / AMD_SFH_FW_MULTIPLIER; diff --git a/drivers/hid/hid-apple.c b/drivers/hid/hid-apple.c index 24802a4a636e..7dc89dc6b0f0 100644 --- a/drivers/hid/hid-apple.c +++ b/drivers/hid/hid-apple.c @@ -691,49 +691,49 @@ static const struct hid_device_id apple_devices[] = { { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING6A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING5A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING7A_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING8_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ANSI), .driver_data = APPLE_HAS_FN }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_ISO), - .driver_data = APPLE_HAS_FN }, + .driver_data = APPLE_HAS_FN | APPLE_ISO_TILDE_QUIRK }, { HID_USB_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_WELLSPRING9_JIS), .driver_data = APPLE_HAS_FN | APPLE_RDESC_JIS }, { HID_BLUETOOTH_DEVICE(USB_VENDOR_ID_APPLE, USB_DEVICE_ID_APPLE_ALU_WIRELESS_2009_ANSI), diff --git a/drivers/hid/hid-debug.c b/drivers/hid/hid-debug.c index 26c31d759914..81e7e404a5fc 100644 --- a/drivers/hid/hid-debug.c +++ b/drivers/hid/hid-debug.c @@ -860,7 +860,9 @@ static const char *keys[KEY_MAX + 1] = { [KEY_F22] = "F22", [KEY_F23] = "F23", [KEY_F24] = "F24", [KEY_PLAYCD] = "PlayCD", [KEY_PAUSECD] = "PauseCD", [KEY_PROG3] = "Prog3", - [KEY_PROG4] = "Prog4", [KEY_SUSPEND] = "Suspend", + [KEY_PROG4] = "Prog4", + [KEY_ALL_APPLICATIONS] = "AllApplications", + [KEY_SUSPEND] = "Suspend", [KEY_CLOSE] = "Close", [KEY_PLAY] = "Play", [KEY_FASTFORWARD] = "FastForward", [KEY_BASSBOOST] = "BassBoost", [KEY_PRINT] = "Print", [KEY_HP] = "HP", @@ -969,6 +971,7 @@ static const char *keys[KEY_MAX + 1] = { [KEY_ASSISTANT] = "Assistant", [KEY_KBD_LAYOUT_NEXT] = "KbdLayoutNext", [KEY_EMOJI_PICKER] = "EmojiPicker", + [KEY_DICTATE] = "Dictate", [KEY_BRIGHTNESS_MIN] = "BrightnessMin", [KEY_BRIGHTNESS_MAX] = "BrightnessMax", [KEY_BRIGHTNESS_AUTO] = "BrightnessAuto", diff --git a/drivers/hid/hid-elo.c b/drivers/hid/hid-elo.c index 8e960d7b233b..2876cb6a7dca 100644 --- a/drivers/hid/hid-elo.c +++ b/drivers/hid/hid-elo.c @@ -228,7 +228,6 @@ static int elo_probe(struct hid_device *hdev, const struct hid_device_id *id) { struct elo_priv *priv; int ret; - struct usb_device *udev; if (!hid_is_usb(hdev)) return -EINVAL; @@ -238,8 +237,7 @@ static int elo_probe(struct hid_device *hdev, const struct hid_device_id *id) return -ENOMEM; INIT_DELAYED_WORK(&priv->work, elo_work); - udev = interface_to_usbdev(to_usb_interface(hdev->dev.parent)); - priv->usbdev = usb_get_dev(udev); + priv->usbdev = interface_to_usbdev(to_usb_interface(hdev->dev.parent)); hid_set_drvdata(hdev, priv); @@ -270,8 +268,6 @@ static void elo_remove(struct hid_device *hdev) { struct elo_priv *priv = hid_get_drvdata(hdev); - usb_put_dev(priv->usbdev); - hid_hw_stop(hdev); cancel_delayed_work_sync(&priv->work); kfree(priv); diff --git a/drivers/hid/hid-ids.h b/drivers/hid/hid-ids.h index 85975031389b..78bd3ddda442 100644 --- a/drivers/hid/hid-ids.h +++ b/drivers/hid/hid-ids.h @@ -1370,6 +1370,7 @@ #define USB_VENDOR_ID_UGTIZER 0x2179 #define USB_DEVICE_ID_UGTIZER_TABLET_GP0610 0x0053 #define USB_DEVICE_ID_UGTIZER_TABLET_GT5040 0x0077 +#define USB_DEVICE_ID_UGTIZER_TABLET_WP5540 0x0004 #define USB_VENDOR_ID_VIEWSONIC 0x0543 #define USB_DEVICE_ID_VIEWSONIC_PD1011 0xe621 diff --git a/drivers/hid/hid-input.c b/drivers/hid/hid-input.c index 112901d2d8d2..56ec27398a00 100644 --- a/drivers/hid/hid-input.c +++ b/drivers/hid/hid-input.c @@ -992,6 +992,7 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x0cd: map_key_clear(KEY_PLAYPAUSE); break; case 0x0cf: map_key_clear(KEY_VOICECOMMAND); break; + case 0x0d8: map_key_clear(KEY_DICTATE); break; case 0x0d9: map_key_clear(KEY_EMOJI_PICKER); break; case 0x0e0: map_abs_clear(ABS_VOLUME); break; @@ -1083,6 +1084,8 @@ static void hidinput_configure_usage(struct hid_input *hidinput, struct hid_fiel case 0x29d: map_key_clear(KEY_KBD_LAYOUT_NEXT); break; + case 0x2a2: map_key_clear(KEY_ALL_APPLICATIONS); break; + case 0x2c7: map_key_clear(KEY_KBDINPUTASSIST_PREV); break; case 0x2c8: map_key_clear(KEY_KBDINPUTASSIST_NEXT); break; case 0x2c9: map_key_clear(KEY_KBDINPUTASSIST_PREVGROUP); break; diff --git a/drivers/hid/hid-logitech-dj.c b/drivers/hid/hid-logitech-dj.c index 7106b921b53c..c358778e070b 100644 --- a/drivers/hid/hid-logitech-dj.c +++ b/drivers/hid/hid-logitech-dj.c @@ -1068,6 +1068,7 @@ static void logi_hidpp_recv_queue_notif(struct hid_device *hdev, workitem.reports_supported |= STD_KEYBOARD; break; case 0x0f: + case 0x11: device_type = "eQUAD Lightspeed 1.2"; logi_hidpp_dev_conn_notif_equad(hdev, hidpp_report, &workitem); workitem.reports_supported |= STD_KEYBOARD; diff --git a/drivers/hid/hid-nintendo.c b/drivers/hid/hid-nintendo.c index b6a9a0f3966e..2204de889739 100644 --- a/drivers/hid/hid-nintendo.c +++ b/drivers/hid/hid-nintendo.c @@ -2128,6 +2128,10 @@ static int nintendo_hid_probe(struct hid_device *hdev, spin_lock_init(&ctlr->lock); ctlr->rumble_queue = alloc_workqueue("hid-nintendo-rumble_wq", WQ_FREEZABLE | WQ_MEM_RECLAIM, 0); + if (!ctlr->rumble_queue) { + ret = -ENOMEM; + goto err; + } INIT_WORK(&ctlr->rumble_worker, joycon_rumble_worker); ret = hid_parse(hdev); diff --git a/drivers/hid/hid-quirks.c b/drivers/hid/hid-quirks.c index 9af1dc8ae3a2..c066ba901867 100644 --- a/drivers/hid/hid-quirks.c +++ b/drivers/hid/hid-quirks.c @@ -187,6 +187,7 @@ static const struct hid_device_id hid_quirks[] = { { HID_USB_DEVICE(USB_VENDOR_ID_TURBOX, USB_DEVICE_ID_TURBOX_KEYBOARD), HID_QUIRK_NOGET }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_KNA5), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_UCLOGIC, USB_DEVICE_ID_UCLOGIC_TABLET_TWA60), HID_QUIRK_MULTI_INPUT }, + { HID_USB_DEVICE(USB_VENDOR_ID_UGTIZER, USB_DEVICE_ID_UGTIZER_TABLET_WP5540), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_10_6_INCH), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_MEDIA_TABLET_14_1_INCH), HID_QUIRK_MULTI_INPUT }, { HID_USB_DEVICE(USB_VENDOR_ID_WALTOP, USB_DEVICE_ID_WALTOP_SIRIUS_BATTERY_FREE_TABLET), HID_QUIRK_MULTI_INPUT }, diff --git a/drivers/hid/hid-thrustmaster.c b/drivers/hid/hid-thrustmaster.c index 03b935ff02d5..c3e6d69fdfbd 100644 --- a/drivers/hid/hid-thrustmaster.c +++ b/drivers/hid/hid-thrustmaster.c @@ -64,7 +64,9 @@ struct tm_wheel_info { */ static const struct tm_wheel_info tm_wheels_infos[] = { {0x0306, 0x0006, "Thrustmaster T150RS"}, + {0x0200, 0x0005, "Thrustmaster T300RS (Missing Attachment)"}, {0x0206, 0x0005, "Thrustmaster T300RS"}, + {0x0209, 0x0005, "Thrustmaster T300RS (Open Wheel Attachment)"}, {0x0204, 0x0005, "Thrustmaster T300 Ferrari Alcantara Edition"}, {0x0002, 0x0002, "Thrustmaster T500RS"} //{0x0407, 0x0001, "Thrustmaster TMX"} @@ -158,6 +160,12 @@ static void thrustmaster_interrupts(struct hid_device *hdev) return; } + if (usbif->cur_altsetting->desc.bNumEndpoints < 2) { + kfree(send_buf); + hid_err(hdev, "Wrong number of endpoints?\n"); + return; + } + ep = &usbif->cur_altsetting->endpoint[1]; b_ep = ep->desc.bEndpointAddress; diff --git a/drivers/hid/hid-vivaldi.c b/drivers/hid/hid-vivaldi.c index efa6140915f4..42ceb2058a09 100644 --- a/drivers/hid/hid-vivaldi.c +++ b/drivers/hid/hid-vivaldi.c @@ -144,7 +144,7 @@ out: static int vivaldi_input_configured(struct hid_device *hdev, struct hid_input *hidinput) { - return sysfs_create_group(&hdev->dev.kobj, &input_attribute_group); + return devm_device_add_group(&hdev->dev, &input_attribute_group); } static const struct hid_device_id vivaldi_table[] = { diff --git a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c index b4dad66fa954..ec6c73f75ffe 100644 --- a/drivers/hid/i2c-hid/i2c-hid-of-goodix.c +++ b/drivers/hid/i2c-hid/i2c-hid-of-goodix.c @@ -27,7 +27,6 @@ struct i2c_hid_of_goodix { struct regulator *vdd; struct notifier_block nb; - struct mutex regulator_mutex; struct gpio_desc *reset_gpio; const struct goodix_i2c_hid_timing_data *timings; }; @@ -67,8 +66,6 @@ static int ihid_goodix_vdd_notify(struct notifier_block *nb, container_of(nb, struct i2c_hid_of_goodix, nb); int ret = NOTIFY_OK; - mutex_lock(&ihid_goodix->regulator_mutex); - switch (event) { case REGULATOR_EVENT_PRE_DISABLE: gpiod_set_value_cansleep(ihid_goodix->reset_gpio, 1); @@ -87,8 +84,6 @@ static int ihid_goodix_vdd_notify(struct notifier_block *nb, break; } - mutex_unlock(&ihid_goodix->regulator_mutex); - return ret; } @@ -102,8 +97,6 @@ static int i2c_hid_of_goodix_probe(struct i2c_client *client, if (!ihid_goodix) return -ENOMEM; - mutex_init(&ihid_goodix->regulator_mutex); - ihid_goodix->ops.power_up = goodix_i2c_hid_power_up; ihid_goodix->ops.power_down = goodix_i2c_hid_power_down; @@ -130,25 +123,28 @@ static int i2c_hid_of_goodix_probe(struct i2c_client *client, * long. Holding the controller in reset apparently draws extra * power. */ - mutex_lock(&ihid_goodix->regulator_mutex); ihid_goodix->nb.notifier_call = ihid_goodix_vdd_notify; ret = devm_regulator_register_notifier(ihid_goodix->vdd, &ihid_goodix->nb); - if (ret) { - mutex_unlock(&ihid_goodix->regulator_mutex); + if (ret) return dev_err_probe(&client->dev, ret, "regulator notifier request failed\n"); - } /* * If someone else is holding the regulator on (or the regulator is * an always-on one) we might never be told to deassert reset. Do it - * now. Here we'll assume that someone else might have _just - * barely_ turned the regulator on so we'll do the full - * "post_power_delay" just in case. + * now... and temporarily bump the regulator reference count just to + * make sure it is impossible for this to race with our own notifier! + * We also assume that someone else might have _just barely_ turned + * the regulator on so we'll do the full "post_power_delay" just in + * case. */ - if (ihid_goodix->reset_gpio && regulator_is_enabled(ihid_goodix->vdd)) + if (ihid_goodix->reset_gpio && regulator_is_enabled(ihid_goodix->vdd)) { + ret = regulator_enable(ihid_goodix->vdd); + if (ret) + return ret; goodix_i2c_hid_deassert_reset(ihid_goodix, true); - mutex_unlock(&ihid_goodix->regulator_mutex); + regulator_disable(ihid_goodix->vdd); + } return i2c_hid_core_probe(client, &ihid_goodix->ops, 0x0001, 0); } diff --git a/drivers/hv/hv_utils_transport.c b/drivers/hv/hv_utils_transport.c index eb2833d2b5d0..832885198643 100644 --- a/drivers/hv/hv_utils_transport.c +++ b/drivers/hv/hv_utils_transport.c @@ -13,7 +13,7 @@ #include "hv_utils_transport.h" static DEFINE_SPINLOCK(hvt_list_lock); -static struct list_head hvt_list = LIST_HEAD_INIT(hvt_list); +static LIST_HEAD(hvt_list); static void hvt_reset(struct hvutil_transport *hvt) { diff --git a/drivers/hv/vmbus_drv.c b/drivers/hv/vmbus_drv.c index 17bf55fe3169..12a2b37e87f3 100644 --- a/drivers/hv/vmbus_drv.c +++ b/drivers/hv/vmbus_drv.c @@ -2028,8 +2028,10 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel) kobj->kset = dev->channels_kset; ret = kobject_init_and_add(kobj, &vmbus_chan_ktype, NULL, "%u", relid); - if (ret) + if (ret) { + kobject_put(kobj); return ret; + } ret = sysfs_create_group(kobj, &vmbus_chan_group); @@ -2038,6 +2040,7 @@ int vmbus_add_channel_kobj(struct hv_device *dev, struct vmbus_channel *channel) * The calling functions' error handling paths will cleanup the * empty channel directory. */ + kobject_put(kobj); dev_err(device, "Unable to set up channel sysfs files\n"); return ret; } @@ -2079,7 +2082,6 @@ struct hv_device *vmbus_device_create(const guid_t *type, return child_device_obj; } -static u64 vmbus_dma_mask = DMA_BIT_MASK(64); /* * vmbus_device_register - Register the child device */ @@ -2120,8 +2122,9 @@ int vmbus_device_register(struct hv_device *child_device_obj) } hv_debug_add_dev_dir(child_device_obj); - child_device_obj->device.dma_mask = &vmbus_dma_mask; child_device_obj->device.dma_parms = &child_device_obj->dma_parms; + child_device_obj->device.dma_mask = &child_device_obj->dma_mask; + dma_set_mask(&child_device_obj->device, DMA_BIT_MASK(64)); return 0; err_kset_unregister: diff --git a/drivers/hwmon/hwmon.c b/drivers/hwmon/hwmon.c index 3501a3ead4ba..3ae961986fc3 100644 --- a/drivers/hwmon/hwmon.c +++ b/drivers/hwmon/hwmon.c @@ -214,12 +214,14 @@ static int hwmon_thermal_add_sensor(struct device *dev, int index) tzd = devm_thermal_zone_of_sensor_register(dev, index, tdata, &hwmon_thermal_ops); - /* - * If CONFIG_THERMAL_OF is disabled, this returns -ENODEV, - * so ignore that error but forward any other error. - */ - if (IS_ERR(tzd) && (PTR_ERR(tzd) != -ENODEV)) - return PTR_ERR(tzd); + if (IS_ERR(tzd)) { + if (PTR_ERR(tzd) != -ENODEV) + return PTR_ERR(tzd); + dev_info(dev, "temp%d_input not attached to any thermal zone\n", + index + 1); + devm_kfree(dev, tdata); + return 0; + } err = devm_add_action(dev, hwmon_thermal_remove_sensor, &tdata->node); if (err) diff --git a/drivers/hwmon/ntc_thermistor.c b/drivers/hwmon/ntc_thermistor.c index 414204f5704c..9c9e9f4ccb9e 100644 --- a/drivers/hwmon/ntc_thermistor.c +++ b/drivers/hwmon/ntc_thermistor.c @@ -59,7 +59,7 @@ static const struct platform_device_id ntc_thermistor_id[] = { [NTC_NCP15XH103] = { "ncp15xh103", TYPE_NCPXXXH103 }, [NTC_NCP18WB473] = { "ncp18wb473", TYPE_NCPXXWB473 }, [NTC_NCP21WB473] = { "ncp21wb473", TYPE_NCPXXWB473 }, - [NTC_SSG1404001221] = { "ssg1404-001221", TYPE_NCPXXWB473 }, + [NTC_SSG1404001221] = { "ssg1404_001221", TYPE_NCPXXWB473 }, [NTC_LAST] = { }, }; diff --git a/drivers/hwmon/pmbus/pmbus_core.c b/drivers/hwmon/pmbus/pmbus_core.c index 776ee2237be2..ac2fbee1ba9c 100644 --- a/drivers/hwmon/pmbus/pmbus_core.c +++ b/drivers/hwmon/pmbus/pmbus_core.c @@ -911,6 +911,11 @@ static int pmbus_get_boolean(struct i2c_client *client, struct pmbus_boolean *b, pmbus_update_sensor_data(client, s2); regval = status & mask; + if (regval) { + ret = pmbus_write_byte_data(client, page, reg, regval); + if (ret) + goto unlock; + } if (s1 && s2) { s64 v1, v2; diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig index 42da31c1ab70..8a6c6ee28556 100644 --- a/drivers/i2c/busses/Kconfig +++ b/drivers/i2c/busses/Kconfig @@ -488,7 +488,7 @@ config I2C_BRCMSTB config I2C_CADENCE tristate "Cadence I2C Controller" - depends on ARCH_ZYNQ || ARM64 || XTENSA + depends on ARCH_ZYNQ || ARM64 || XTENSA || COMPILE_TEST help Say yes here to select Cadence I2C Host Controller. This controller is e.g. used by Xilinx Zynq. @@ -680,7 +680,7 @@ config I2C_IMG config I2C_IMX tristate "IMX I2C interface" - depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE + depends on ARCH_MXC || ARCH_LAYERSCAPE || COLDFIRE || COMPILE_TEST select I2C_SLAVE help Say Y here if you want to use the IIC bus controller on @@ -935,7 +935,7 @@ config I2C_QCOM_GENI config I2C_QUP tristate "Qualcomm QUP based I2C controller" - depends on ARCH_QCOM + depends on ARCH_QCOM || COMPILE_TEST help If you say yes to this option, support will be included for the built-in I2C interface on the Qualcomm SoCs. diff --git a/drivers/i2c/busses/i2c-bcm2835.c b/drivers/i2c/busses/i2c-bcm2835.c index dfc534065595..5149454eef4a 100644 --- a/drivers/i2c/busses/i2c-bcm2835.c +++ b/drivers/i2c/busses/i2c-bcm2835.c @@ -23,6 +23,11 @@ #define BCM2835_I2C_FIFO 0x10 #define BCM2835_I2C_DIV 0x14 #define BCM2835_I2C_DEL 0x18 +/* + * 16-bit field for the number of SCL cycles to wait after rising SCL + * before deciding the slave is not responding. 0 disables the + * timeout detection. + */ #define BCM2835_I2C_CLKT 0x1c #define BCM2835_I2C_C_READ BIT(0) @@ -474,6 +479,12 @@ static int bcm2835_i2c_probe(struct platform_device *pdev) adap->dev.of_node = pdev->dev.of_node; adap->quirks = of_device_get_match_data(&pdev->dev); + /* + * Disable the hardware clock stretching timeout. SMBUS + * specifies a limit for how long the device can stretch the + * clock, but core I2C doesn't. + */ + bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_CLKT, 0); bcm2835_i2c_writel(i2c_dev, BCM2835_I2C_C, 0); ret = i2c_add_adapter(adap); diff --git a/drivers/i2c/busses/i2c-brcmstb.c b/drivers/i2c/busses/i2c-brcmstb.c index 490ee3962645..b00f35c0b066 100644 --- a/drivers/i2c/busses/i2c-brcmstb.c +++ b/drivers/i2c/busses/i2c-brcmstb.c @@ -673,7 +673,7 @@ static int brcmstb_i2c_probe(struct platform_device *pdev) /* set the data in/out register size for compatible SoCs */ if (of_device_is_compatible(dev->device->of_node, - "brcmstb,brcmper-i2c")) + "brcm,brcmper-i2c")) dev->data_regsz = sizeof(u8); else dev->data_regsz = sizeof(u32); diff --git a/drivers/i2c/busses/i2c-qcom-cci.c b/drivers/i2c/busses/i2c-qcom-cci.c index c1de8eb66169..cf54f1cb4c57 100644 --- a/drivers/i2c/busses/i2c-qcom-cci.c +++ b/drivers/i2c/busses/i2c-qcom-cci.c @@ -558,7 +558,7 @@ static int cci_probe(struct platform_device *pdev) cci->master[idx].adap.quirks = &cci->data->quirks; cci->master[idx].adap.algo = &cci_algo; cci->master[idx].adap.dev.parent = dev; - cci->master[idx].adap.dev.of_node = child; + cci->master[idx].adap.dev.of_node = of_node_get(child); cci->master[idx].master = idx; cci->master[idx].cci = cci; @@ -643,8 +643,10 @@ static int cci_probe(struct platform_device *pdev) continue; ret = i2c_add_adapter(&cci->master[i].adap); - if (ret < 0) + if (ret < 0) { + of_node_put(cci->master[i].adap.dev.of_node); goto error_i2c; + } } pm_runtime_set_autosuspend_delay(dev, MSEC_PER_SEC); @@ -655,9 +657,11 @@ static int cci_probe(struct platform_device *pdev) return 0; error_i2c: - for (; i >= 0; i--) { - if (cci->master[i].cci) + for (--i ; i >= 0; i--) { + if (cci->master[i].cci) { i2c_del_adapter(&cci->master[i].adap); + of_node_put(cci->master[i].adap.dev.of_node); + } } error: disable_irq(cci->irq); @@ -673,8 +677,10 @@ static int cci_remove(struct platform_device *pdev) int i; for (i = 0; i < cci->data->num_masters; i++) { - if (cci->master[i].cci) + if (cci->master[i].cci) { i2c_del_adapter(&cci->master[i].adap); + of_node_put(cci->master[i].adap.dev.of_node); + } cci_halt(cci, i); } diff --git a/drivers/iio/accel/bmc150-accel-core.c b/drivers/iio/accel/bmc150-accel-core.c index e6081dd0a880..d11f668016a6 100644 --- a/drivers/iio/accel/bmc150-accel-core.c +++ b/drivers/iio/accel/bmc150-accel-core.c @@ -1783,11 +1783,14 @@ int bmc150_accel_core_probe(struct device *dev, struct regmap *regmap, int irq, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "Unable to register iio device\n"); - goto err_trigger_unregister; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); + pm_runtime_disable(dev); err_trigger_unregister: bmc150_accel_unregister_triggers(data, BMC150_ACCEL_TRIGGERS - 1); err_buffer_cleanup: diff --git a/drivers/iio/accel/fxls8962af-core.c b/drivers/iio/accel/fxls8962af-core.c index 32989d91b982..f7fd9e046588 100644 --- a/drivers/iio/accel/fxls8962af-core.c +++ b/drivers/iio/accel/fxls8962af-core.c @@ -173,12 +173,20 @@ struct fxls8962af_data { u16 upper_thres; }; -const struct regmap_config fxls8962af_regmap_conf = { +const struct regmap_config fxls8962af_i2c_regmap_conf = { .reg_bits = 8, .val_bits = 8, .max_register = FXLS8962AF_MAX_REG, }; -EXPORT_SYMBOL_GPL(fxls8962af_regmap_conf); +EXPORT_SYMBOL_GPL(fxls8962af_i2c_regmap_conf); + +const struct regmap_config fxls8962af_spi_regmap_conf = { + .reg_bits = 8, + .pad_bits = 8, + .val_bits = 8, + .max_register = FXLS8962AF_MAX_REG, +}; +EXPORT_SYMBOL_GPL(fxls8962af_spi_regmap_conf); enum { fxls8962af_idx_x, diff --git a/drivers/iio/accel/fxls8962af-i2c.c b/drivers/iio/accel/fxls8962af-i2c.c index cfb004b20455..6bde9891effb 100644 --- a/drivers/iio/accel/fxls8962af-i2c.c +++ b/drivers/iio/accel/fxls8962af-i2c.c @@ -18,7 +18,7 @@ static int fxls8962af_probe(struct i2c_client *client) { struct regmap *regmap; - regmap = devm_regmap_init_i2c(client, &fxls8962af_regmap_conf); + regmap = devm_regmap_init_i2c(client, &fxls8962af_i2c_regmap_conf); if (IS_ERR(regmap)) { dev_err(&client->dev, "Failed to initialize i2c regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/iio/accel/fxls8962af-spi.c b/drivers/iio/accel/fxls8962af-spi.c index 57108d3d480b..6f4dff3238d3 100644 --- a/drivers/iio/accel/fxls8962af-spi.c +++ b/drivers/iio/accel/fxls8962af-spi.c @@ -18,7 +18,7 @@ static int fxls8962af_probe(struct spi_device *spi) { struct regmap *regmap; - regmap = devm_regmap_init_spi(spi, &fxls8962af_regmap_conf); + regmap = devm_regmap_init_spi(spi, &fxls8962af_spi_regmap_conf); if (IS_ERR(regmap)) { dev_err(&spi->dev, "Failed to initialize spi regmap\n"); return PTR_ERR(regmap); diff --git a/drivers/iio/accel/fxls8962af.h b/drivers/iio/accel/fxls8962af.h index b67572c3ef06..9cbe98c3ba9a 100644 --- a/drivers/iio/accel/fxls8962af.h +++ b/drivers/iio/accel/fxls8962af.h @@ -17,6 +17,7 @@ int fxls8962af_core_probe(struct device *dev, struct regmap *regmap, int irq); int fxls8962af_core_remove(struct device *dev); extern const struct dev_pm_ops fxls8962af_pm_ops; -extern const struct regmap_config fxls8962af_regmap_conf; +extern const struct regmap_config fxls8962af_i2c_regmap_conf; +extern const struct regmap_config fxls8962af_spi_regmap_conf; #endif /* _FXLS8962AF_H_ */ diff --git a/drivers/iio/accel/kxcjk-1013.c b/drivers/iio/accel/kxcjk-1013.c index 0fe570316848..ac74cdcd2bc8 100644 --- a/drivers/iio/accel/kxcjk-1013.c +++ b/drivers/iio/accel/kxcjk-1013.c @@ -1590,11 +1590,14 @@ static int kxcjk1013_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto err_buffer_cleanup; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); err_trigger_unregister: diff --git a/drivers/iio/accel/mma9551.c b/drivers/iio/accel/mma9551.c index 4c359fb05480..c53a3398b14c 100644 --- a/drivers/iio/accel/mma9551.c +++ b/drivers/iio/accel/mma9551.c @@ -495,11 +495,14 @@ static int mma9551_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto out_poweroff; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); out_poweroff: mma9551_set_device_state(client, false); diff --git a/drivers/iio/accel/mma9553.c b/drivers/iio/accel/mma9553.c index 0570ab1cc064..5ff6bc70708b 100644 --- a/drivers/iio/accel/mma9553.c +++ b/drivers/iio/accel/mma9553.c @@ -1134,12 +1134,15 @@ static int mma9553_probe(struct i2c_client *client, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(&client->dev, "unable to register iio device\n"); - goto out_poweroff; + goto err_pm_cleanup; } dev_dbg(&indio_dev->dev, "Registered device %s\n", name); return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); out_poweroff: mma9551_set_device_state(client, false); return ret; diff --git a/drivers/iio/adc/ad7124.c b/drivers/iio/adc/ad7124.c index bc2cfa5f9592..b400bbe291aa 100644 --- a/drivers/iio/adc/ad7124.c +++ b/drivers/iio/adc/ad7124.c @@ -76,7 +76,7 @@ #define AD7124_CONFIG_REF_SEL(x) FIELD_PREP(AD7124_CONFIG_REF_SEL_MSK, x) #define AD7124_CONFIG_PGA_MSK GENMASK(2, 0) #define AD7124_CONFIG_PGA(x) FIELD_PREP(AD7124_CONFIG_PGA_MSK, x) -#define AD7124_CONFIG_IN_BUFF_MSK GENMASK(7, 6) +#define AD7124_CONFIG_IN_BUFF_MSK GENMASK(6, 5) #define AD7124_CONFIG_IN_BUFF(x) FIELD_PREP(AD7124_CONFIG_IN_BUFF_MSK, x) /* AD7124_FILTER_X */ diff --git a/drivers/iio/adc/men_z188_adc.c b/drivers/iio/adc/men_z188_adc.c index 42ea8bc7e780..adc5ceaef8c9 100644 --- a/drivers/iio/adc/men_z188_adc.c +++ b/drivers/iio/adc/men_z188_adc.c @@ -103,6 +103,7 @@ static int men_z188_probe(struct mcb_device *dev, struct z188_adc *adc; struct iio_dev *indio_dev; struct resource *mem; + int ret; indio_dev = devm_iio_device_alloc(&dev->dev, sizeof(struct z188_adc)); if (!indio_dev) @@ -128,8 +129,14 @@ static int men_z188_probe(struct mcb_device *dev, adc->mem = mem; mcb_set_drvdata(dev, indio_dev); - return iio_device_register(indio_dev); + ret = iio_device_register(indio_dev); + if (ret) + goto err_unmap; + + return 0; +err_unmap: + iounmap(adc->base); err: mcb_release_mem(mem); return -ENXIO; diff --git a/drivers/iio/adc/ti-tsc2046.c b/drivers/iio/adc/ti-tsc2046.c index d84ae6b008c1..e8fc4d01f30b 100644 --- a/drivers/iio/adc/ti-tsc2046.c +++ b/drivers/iio/adc/ti-tsc2046.c @@ -388,7 +388,7 @@ static int tsc2046_adc_update_scan_mode(struct iio_dev *indio_dev, mutex_lock(&priv->slock); size = 0; - for_each_set_bit(ch_idx, active_scan_mask, indio_dev->num_channels) { + for_each_set_bit(ch_idx, active_scan_mask, ARRAY_SIZE(priv->l)) { size += tsc2046_adc_group_set_layout(priv, group, ch_idx); tsc2046_adc_group_set_cmd(priv, group, ch_idx); group++; @@ -548,7 +548,7 @@ static int tsc2046_adc_setup_spi_msg(struct tsc2046_adc_priv *priv) * enabled. */ size = 0; - for (ch_idx = 0; ch_idx < priv->dcfg->num_channels; ch_idx++) + for (ch_idx = 0; ch_idx < ARRAY_SIZE(priv->l); ch_idx++) size += tsc2046_adc_group_set_layout(priv, ch_idx, ch_idx); priv->tx = devm_kzalloc(&priv->spi->dev, size, GFP_KERNEL); diff --git a/drivers/iio/addac/ad74413r.c b/drivers/iio/addac/ad74413r.c index 5271073bb74e..acd230a6af35 100644 --- a/drivers/iio/addac/ad74413r.c +++ b/drivers/iio/addac/ad74413r.c @@ -134,7 +134,6 @@ struct ad74413r_state { #define AD74413R_CH_EN_MASK(x) BIT(x) #define AD74413R_REG_DIN_COMP_OUT 0x25 -#define AD74413R_DIN_COMP_OUT_SHIFT_X(x) x #define AD74413R_REG_ADC_RESULT_X(x) (0x26 + (x)) #define AD74413R_ADC_RESULT_MAX GENMASK(15, 0) @@ -288,7 +287,7 @@ static void ad74413r_gpio_set_multiple(struct gpio_chip *chip, unsigned int offset = 0; int ret; - for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) { + for_each_set_bit_from(offset, mask, chip->ngpio) { unsigned int real_offset = st->gpo_gpio_offsets[offset]; ret = ad74413r_set_gpo_config(st, real_offset, @@ -316,7 +315,7 @@ static int ad74413r_gpio_get(struct gpio_chip *chip, unsigned int offset) if (ret) return ret; - status &= AD74413R_DIN_COMP_OUT_SHIFT_X(real_offset); + status &= BIT(real_offset); return status ? 1 : 0; } @@ -334,11 +333,10 @@ static int ad74413r_gpio_get_multiple(struct gpio_chip *chip, if (ret) return ret; - for_each_set_bit_from(offset, mask, AD74413R_CHANNEL_MAX) { + for_each_set_bit_from(offset, mask, chip->ngpio) { unsigned int real_offset = st->comp_gpio_offsets[offset]; - if (val & BIT(real_offset)) - *bits |= offset; + __assign_bit(offset, bits, val & BIT(real_offset)); } return ret; @@ -840,7 +838,7 @@ static int ad74413r_update_scan_mode(struct iio_dev *indio_dev, { struct ad74413r_state *st = iio_priv(indio_dev); struct spi_transfer *xfer = st->adc_samples_xfer; - u8 *rx_buf = &st->adc_samples_buf.rx_buf[-1 * AD74413R_FRAME_SIZE]; + u8 *rx_buf = st->adc_samples_buf.rx_buf; u8 *tx_buf = st->adc_samples_tx_buf; unsigned int channel; int ret = -EINVAL; @@ -894,9 +892,10 @@ static int ad74413r_update_scan_mode(struct iio_dev *indio_dev, spi_message_add_tail(xfer, &st->adc_samples_msg); - xfer++; tx_buf += AD74413R_FRAME_SIZE; - rx_buf += AD74413R_FRAME_SIZE; + if (xfer != st->adc_samples_xfer) + rx_buf += AD74413R_FRAME_SIZE; + xfer++; } xfer->rx_buf = rx_buf; diff --git a/drivers/iio/frequency/admv1013.c b/drivers/iio/frequency/admv1013.c index 6cdeb50143af..3f3c478e9baa 100644 --- a/drivers/iio/frequency/admv1013.c +++ b/drivers/iio/frequency/admv1013.c @@ -348,7 +348,7 @@ static int admv1013_update_mixer_vgate(struct admv1013_state *st) vcm = regulator_get_voltage(st->reg); - if (vcm >= 0 && vcm < 1800000) + if (vcm < 1800000) mixer_vgate = (2389 * vcm / 1000000 + 8100) / 100; else if (vcm > 1800000 && vcm < 2600000) mixer_vgate = (2375 * vcm / 1000000 + 125) / 100; diff --git a/drivers/iio/gyro/bmg160_core.c b/drivers/iio/gyro/bmg160_core.c index 17b939a367ad..81a6d09788bd 100644 --- a/drivers/iio/gyro/bmg160_core.c +++ b/drivers/iio/gyro/bmg160_core.c @@ -1188,11 +1188,14 @@ int bmg160_core_probe(struct device *dev, struct regmap *regmap, int irq, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "unable to register iio device\n"); - goto err_buffer_cleanup; + goto err_pm_cleanup; } return 0; +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); + pm_runtime_disable(dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); err_trigger_unregister: diff --git a/drivers/iio/imu/adis16480.c b/drivers/iio/imu/adis16480.c index ed129321a14d..f9b4540db1f4 100644 --- a/drivers/iio/imu/adis16480.c +++ b/drivers/iio/imu/adis16480.c @@ -1403,6 +1403,7 @@ static int adis16480_probe(struct spi_device *spi) { const struct spi_device_id *id = spi_get_device_id(spi); const struct adis_data *adis16480_data; + irq_handler_t trigger_handler = NULL; struct iio_dev *indio_dev; struct adis16480 *st; int ret; @@ -1474,8 +1475,12 @@ static int adis16480_probe(struct spi_device *spi) st->clk_freq = st->chip_info->int_clk; } + /* Only use our trigger handler if burst mode is supported */ + if (adis16480_data->burst_len) + trigger_handler = adis16480_trigger_handler; + ret = devm_adis_setup_buffer_and_trigger(&st->adis, indio_dev, - adis16480_trigger_handler); + trigger_handler); if (ret) return ret; diff --git a/drivers/iio/imu/kmx61.c b/drivers/iio/imu/kmx61.c index 1dabfd615dab..f89724481df9 100644 --- a/drivers/iio/imu/kmx61.c +++ b/drivers/iio/imu/kmx61.c @@ -1385,7 +1385,7 @@ static int kmx61_probe(struct i2c_client *client, ret = iio_device_register(data->acc_indio_dev); if (ret < 0) { dev_err(&client->dev, "Failed to register acc iio device\n"); - goto err_buffer_cleanup_mag; + goto err_pm_cleanup; } ret = iio_device_register(data->mag_indio_dev); @@ -1398,6 +1398,9 @@ static int kmx61_probe(struct i2c_client *client, err_iio_unregister_acc: iio_device_unregister(data->acc_indio_dev); +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(&client->dev); + pm_runtime_disable(&client->dev); err_buffer_cleanup_mag: if (client->irq > 0) iio_triggered_buffer_cleanup(data->mag_indio_dev); diff --git a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c index 727b4b6ac696..93f0c6bce502 100644 --- a/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c +++ b/drivers/iio/imu/st_lsm6dsx/st_lsm6dsx_core.c @@ -1374,8 +1374,12 @@ static int st_lsm6dsx_read_oneshot(struct st_lsm6dsx_sensor *sensor, if (err < 0) return err; + /* + * we need to wait for sensor settling time before + * reading data in order to avoid corrupted samples + */ delay = 1000000000 / sensor->odr; - usleep_range(delay, 2 * delay); + usleep_range(3 * delay, 4 * delay); err = st_lsm6dsx_read_locked(hw, addr, &data, sizeof(data)); if (err < 0) diff --git a/drivers/iio/magnetometer/bmc150_magn.c b/drivers/iio/magnetometer/bmc150_magn.c index f96f53175349..3d4d21f979fa 100644 --- a/drivers/iio/magnetometer/bmc150_magn.c +++ b/drivers/iio/magnetometer/bmc150_magn.c @@ -962,13 +962,14 @@ int bmc150_magn_probe(struct device *dev, struct regmap *regmap, ret = iio_device_register(indio_dev); if (ret < 0) { dev_err(dev, "unable to register iio device\n"); - goto err_disable_runtime_pm; + goto err_pm_cleanup; } dev_dbg(dev, "Registered device %s\n", name); return 0; -err_disable_runtime_pm: +err_pm_cleanup: + pm_runtime_dont_use_autosuspend(dev); pm_runtime_disable(dev); err_buffer_cleanup: iio_triggered_buffer_cleanup(indio_dev); diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c index c447526288f4..50c53409ceb6 100644 --- a/drivers/infiniband/core/cma.c +++ b/drivers/infiniband/core/cma.c @@ -3370,22 +3370,30 @@ err: static int cma_bind_addr(struct rdma_cm_id *id, struct sockaddr *src_addr, const struct sockaddr *dst_addr) { - if (!src_addr || !src_addr->sa_family) { - src_addr = (struct sockaddr *) &id->route.addr.src_addr; - src_addr->sa_family = dst_addr->sa_family; - if (IS_ENABLED(CONFIG_IPV6) && - dst_addr->sa_family == AF_INET6) { - struct sockaddr_in6 *src_addr6 = (struct sockaddr_in6 *) src_addr; - struct sockaddr_in6 *dst_addr6 = (struct sockaddr_in6 *) dst_addr; - src_addr6->sin6_scope_id = dst_addr6->sin6_scope_id; - if (ipv6_addr_type(&dst_addr6->sin6_addr) & IPV6_ADDR_LINKLOCAL) - id->route.addr.dev_addr.bound_dev_if = dst_addr6->sin6_scope_id; - } else if (dst_addr->sa_family == AF_IB) { - ((struct sockaddr_ib *) src_addr)->sib_pkey = - ((struct sockaddr_ib *) dst_addr)->sib_pkey; - } - } - return rdma_bind_addr(id, src_addr); + struct sockaddr_storage zero_sock = {}; + + if (src_addr && src_addr->sa_family) + return rdma_bind_addr(id, src_addr); + + /* + * When the src_addr is not specified, automatically supply an any addr + */ + zero_sock.ss_family = dst_addr->sa_family; + if (IS_ENABLED(CONFIG_IPV6) && dst_addr->sa_family == AF_INET6) { + struct sockaddr_in6 *src_addr6 = + (struct sockaddr_in6 *)&zero_sock; + struct sockaddr_in6 *dst_addr6 = + (struct sockaddr_in6 *)dst_addr; + + src_addr6->sin6_scope_id = dst_addr6->sin6_scope_id; + if (ipv6_addr_type(&dst_addr6->sin6_addr) & IPV6_ADDR_LINKLOCAL) + id->route.addr.dev_addr.bound_dev_if = + dst_addr6->sin6_scope_id; + } else if (dst_addr->sa_family == AF_IB) { + ((struct sockaddr_ib *)&zero_sock)->sib_pkey = + ((struct sockaddr_ib *)dst_addr)->sib_pkey; + } + return rdma_bind_addr(id, (struct sockaddr *)&zero_sock); } /* diff --git a/drivers/infiniband/hw/qib/qib_sysfs.c b/drivers/infiniband/hw/qib/qib_sysfs.c index 0a3b28142c05..41c272980f91 100644 --- a/drivers/infiniband/hw/qib/qib_sysfs.c +++ b/drivers/infiniband/hw/qib/qib_sysfs.c @@ -541,7 +541,7 @@ static struct attribute *port_diagc_attributes[] = { }; static const struct attribute_group port_diagc_group = { - .name = "linkcontrol", + .name = "diag_counters", .attrs = port_diagc_attributes, }; diff --git a/drivers/infiniband/ulp/rtrs/rtrs-clt.c b/drivers/infiniband/ulp/rtrs/rtrs-clt.c index 7c3f98e57889..759b85f03331 100644 --- a/drivers/infiniband/ulp/rtrs/rtrs-clt.c +++ b/drivers/infiniband/ulp/rtrs/rtrs-clt.c @@ -2682,6 +2682,8 @@ static void rtrs_clt_dev_release(struct device *dev) struct rtrs_clt_sess *clt = container_of(dev, struct rtrs_clt_sess, dev); + mutex_destroy(&clt->paths_ev_mutex); + mutex_destroy(&clt->paths_mutex); kfree(clt); } @@ -2711,6 +2713,8 @@ static struct rtrs_clt_sess *alloc_clt(const char *sessname, size_t paths_num, return ERR_PTR(-ENOMEM); } + clt->dev.class = rtrs_clt_dev_class; + clt->dev.release = rtrs_clt_dev_release; uuid_gen(&clt->paths_uuid); INIT_LIST_HEAD_RCU(&clt->paths_list); clt->paths_num = paths_num; @@ -2727,53 +2731,51 @@ static struct rtrs_clt_sess *alloc_clt(const char *sessname, size_t paths_num, init_waitqueue_head(&clt->permits_wait); mutex_init(&clt->paths_ev_mutex); mutex_init(&clt->paths_mutex); + device_initialize(&clt->dev); - clt->dev.class = rtrs_clt_dev_class; - clt->dev.release = rtrs_clt_dev_release; err = dev_set_name(&clt->dev, "%s", sessname); if (err) - goto err; + goto err_put; + /* * Suppress user space notification until * sysfs files are created */ dev_set_uevent_suppress(&clt->dev, true); - err = device_register(&clt->dev); - if (err) { - put_device(&clt->dev); - goto err; - } + err = device_add(&clt->dev); + if (err) + goto err_put; clt->kobj_paths = kobject_create_and_add("paths", &clt->dev.kobj); if (!clt->kobj_paths) { err = -ENOMEM; - goto err_dev; + goto err_del; } err = rtrs_clt_create_sysfs_root_files(clt); if (err) { kobject_del(clt->kobj_paths); kobject_put(clt->kobj_paths); - goto err_dev; + goto err_del; } dev_set_uevent_suppress(&clt->dev, false); kobject_uevent(&clt->dev.kobj, KOBJ_ADD); return clt; -err_dev: - device_unregister(&clt->dev); -err: +err_del: + device_del(&clt->dev); +err_put: free_percpu(clt->pcpu_path); - kfree(clt); + put_device(&clt->dev); return ERR_PTR(err); } static void free_clt(struct rtrs_clt_sess *clt) { - free_permits(clt); free_percpu(clt->pcpu_path); - mutex_destroy(&clt->paths_ev_mutex); - mutex_destroy(&clt->paths_mutex); - /* release callback will free clt in last put */ + + /* + * release callback will free clt and destroy mutexes in last put + */ device_unregister(&clt->dev); } @@ -2890,6 +2892,7 @@ void rtrs_clt_close(struct rtrs_clt_sess *clt) rtrs_clt_destroy_path_files(clt_path, NULL); kobject_put(&clt_path->kobj); } + free_permits(clt); free_clt(clt); } EXPORT_SYMBOL(rtrs_clt_close); diff --git a/drivers/infiniband/ulp/srp/ib_srp.c b/drivers/infiniband/ulp/srp/ib_srp.c index e174e853f8a4..285b766e4e70 100644 --- a/drivers/infiniband/ulp/srp/ib_srp.c +++ b/drivers/infiniband/ulp/srp/ib_srp.c @@ -4047,9 +4047,11 @@ static void srp_remove_one(struct ib_device *device, void *client_data) spin_unlock(&host->target_lock); /* - * Wait for tl_err and target port removal tasks. + * srp_queue_remove_work() queues a call to + * srp_remove_target(). The latter function cancels + * target->tl_err_work so waiting for the remove works to + * finish is sufficient. */ - flush_workqueue(system_long_wq); flush_workqueue(srp_remove_wq); kfree(host); diff --git a/drivers/input/input.c b/drivers/input/input.c index ccaeb2426385..c3139bc2aa0d 100644 --- a/drivers/input/input.c +++ b/drivers/input/input.c @@ -2285,6 +2285,12 @@ int input_register_device(struct input_dev *dev) /* KEY_RESERVED is not supposed to be transmitted to userspace. */ __clear_bit(KEY_RESERVED, dev->keybit); + /* Buttonpads should not map BTN_RIGHT and/or BTN_MIDDLE. */ + if (test_bit(INPUT_PROP_BUTTONPAD, dev->propbit)) { + __clear_bit(BTN_RIGHT, dev->keybit); + __clear_bit(BTN_MIDDLE, dev->keybit); + } + /* Make sure that bitmasks not mentioned in dev->evbit are clean. */ input_cleanse_bitmasks(dev); diff --git a/drivers/input/keyboard/Kconfig b/drivers/input/keyboard/Kconfig index 0c607da9ee10..9417ee0b1eff 100644 --- a/drivers/input/keyboard/Kconfig +++ b/drivers/input/keyboard/Kconfig @@ -556,7 +556,7 @@ config KEYBOARD_PMIC8XXX config KEYBOARD_SAMSUNG tristate "Samsung keypad support" - depends on HAVE_CLK + depends on HAS_IOMEM && HAVE_CLK select INPUT_MATRIXKMAP help Say Y here if you want to use the keypad on your Samsung mobile diff --git a/drivers/input/mouse/elan_i2c_core.c b/drivers/input/mouse/elan_i2c_core.c index 47af62c12267..e1758d5ffe42 100644 --- a/drivers/input/mouse/elan_i2c_core.c +++ b/drivers/input/mouse/elan_i2c_core.c @@ -186,55 +186,21 @@ static int elan_get_fwinfo(u16 ic_type, u8 iap_version, u16 *validpage_count, return 0; } -static int elan_enable_power(struct elan_tp_data *data) +static int elan_set_power(struct elan_tp_data *data, bool on) { int repeat = ETP_RETRY_COUNT; int error; - error = regulator_enable(data->vcc); - if (error) { - dev_err(&data->client->dev, - "failed to enable regulator: %d\n", error); - return error; - } - do { - error = data->ops->power_control(data->client, true); + error = data->ops->power_control(data->client, on); if (error >= 0) return 0; msleep(30); } while (--repeat > 0); - dev_err(&data->client->dev, "failed to enable power: %d\n", error); - return error; -} - -static int elan_disable_power(struct elan_tp_data *data) -{ - int repeat = ETP_RETRY_COUNT; - int error; - - do { - error = data->ops->power_control(data->client, false); - if (!error) { - error = regulator_disable(data->vcc); - if (error) { - dev_err(&data->client->dev, - "failed to disable regulator: %d\n", - error); - /* Attempt to power the chip back up */ - data->ops->power_control(data->client, true); - break; - } - - return 0; - } - - msleep(30); - } while (--repeat > 0); - - dev_err(&data->client->dev, "failed to disable power: %d\n", error); + dev_err(&data->client->dev, "failed to set power %s: %d\n", + on ? "on" : "off", error); return error; } @@ -1399,9 +1365,19 @@ static int __maybe_unused elan_suspend(struct device *dev) /* Enable wake from IRQ */ data->irq_wake = (enable_irq_wake(client->irq) == 0); } else { - ret = elan_disable_power(data); + ret = elan_set_power(data, false); + if (ret) + goto err; + + ret = regulator_disable(data->vcc); + if (ret) { + dev_err(dev, "error %d disabling regulator\n", ret); + /* Attempt to power the chip back up */ + elan_set_power(data, true); + } } +err: mutex_unlock(&data->sysfs_mutex); return ret; } @@ -1412,12 +1388,18 @@ static int __maybe_unused elan_resume(struct device *dev) struct elan_tp_data *data = i2c_get_clientdata(client); int error; - if (device_may_wakeup(dev) && data->irq_wake) { + if (!device_may_wakeup(dev)) { + error = regulator_enable(data->vcc); + if (error) { + dev_err(dev, "error %d enabling regulator\n", error); + goto err; + } + } else if (data->irq_wake) { disable_irq_wake(client->irq); data->irq_wake = false; } - error = elan_enable_power(data); + error = elan_set_power(data, true); if (error) { dev_err(dev, "power up when resuming failed: %d\n", error); goto err; diff --git a/drivers/input/mouse/psmouse-smbus.c b/drivers/input/mouse/psmouse-smbus.c index a472489ccbad..164f6c757f6b 100644 --- a/drivers/input/mouse/psmouse-smbus.c +++ b/drivers/input/mouse/psmouse-smbus.c @@ -75,6 +75,8 @@ static void psmouse_smbus_detach_i2c_client(struct i2c_client *client) "Marking SMBus companion %s as gone\n", dev_name(&smbdev->client->dev)); smbdev->dead = true; + device_link_remove(&smbdev->client->dev, + &smbdev->psmouse->ps2dev.serio->dev); serio_rescan(smbdev->psmouse->ps2dev.serio); } else { list_del(&smbdev->node); @@ -174,6 +176,8 @@ static void psmouse_smbus_disconnect(struct psmouse *psmouse) kfree(smbdev); } else { smbdev->dead = true; + device_link_remove(&smbdev->client->dev, + &psmouse->ps2dev.serio->dev); psmouse_dbg(smbdev->psmouse, "posting removal request for SMBus companion %s\n", dev_name(&smbdev->client->dev)); @@ -270,6 +274,12 @@ int psmouse_smbus_init(struct psmouse *psmouse, if (smbdev->client) { /* We have our companion device */ + if (!device_link_add(&smbdev->client->dev, + &psmouse->ps2dev.serio->dev, + DL_FLAG_STATELESS)) + psmouse_warn(psmouse, + "failed to set up link with iSMBus companion %s\n", + dev_name(&smbdev->client->dev)); return 0; } diff --git a/drivers/input/tablet/aiptek.c b/drivers/input/tablet/aiptek.c index fcb1b646436a..1581f6ef0927 100644 --- a/drivers/input/tablet/aiptek.c +++ b/drivers/input/tablet/aiptek.c @@ -1787,15 +1787,13 @@ aiptek_probe(struct usb_interface *intf, const struct usb_device_id *id) input_set_abs_params(inputdev, ABS_TILT_Y, AIPTEK_TILT_MIN, AIPTEK_TILT_MAX, 0, 0); input_set_abs_params(inputdev, ABS_WHEEL, AIPTEK_WHEEL_MIN, AIPTEK_WHEEL_MAX - 1, 0, 0); - /* Verify that a device really has an endpoint */ - if (intf->cur_altsetting->desc.bNumEndpoints < 1) { + err = usb_find_common_endpoints(intf->cur_altsetting, + NULL, NULL, &endpoint, NULL); + if (err) { dev_err(&intf->dev, - "interface has %d endpoints, but must have minimum 1\n", - intf->cur_altsetting->desc.bNumEndpoints); - err = -EINVAL; + "interface has no int in endpoints, but must have minimum 1\n"); goto fail3; } - endpoint = &intf->cur_altsetting->endpoint[0].desc; /* Go set up our URB, which is called when the tablet receives * input. diff --git a/drivers/input/touchscreen/goodix.c b/drivers/input/touchscreen/goodix.c index a3bfc7a41679..752e8ba4fecb 100644 --- a/drivers/input/touchscreen/goodix.c +++ b/drivers/input/touchscreen/goodix.c @@ -18,6 +18,7 @@ #include <linux/delay.h> #include <linux/irq.h> #include <linux/interrupt.h> +#include <linux/platform_data/x86/soc.h> #include <linux/slab.h> #include <linux/acpi.h> #include <linux/of.h> @@ -805,21 +806,6 @@ static int goodix_reset(struct goodix_ts_data *ts) } #ifdef ACPI_GPIO_SUPPORT -#include <asm/cpu_device_id.h> -#include <asm/intel-family.h> - -static const struct x86_cpu_id baytrail_cpu_ids[] = { - { X86_VENDOR_INTEL, 6, INTEL_FAM6_ATOM_SILVERMONT, X86_FEATURE_ANY, }, - {} -}; - -static inline bool is_byt(void) -{ - const struct x86_cpu_id *id = x86_match_cpu(baytrail_cpu_ids); - - return !!id; -} - static const struct acpi_gpio_params first_gpio = { 0, 0, false }; static const struct acpi_gpio_params second_gpio = { 1, 0, false }; @@ -878,7 +864,7 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) const struct acpi_gpio_mapping *gpio_mapping = NULL; struct device *dev = &ts->client->dev; LIST_HEAD(resources); - int ret; + int irq, ret; ts->gpio_count = 0; ts->gpio_int_idx = -1; @@ -891,6 +877,20 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) acpi_dev_free_resource_list(&resources); + /* + * CHT devices should have a GpioInt + a regular GPIO ACPI resource. + * Some CHT devices have a bug (where the also is bogus Interrupt + * resource copied from a previous BYT based generation). i2c-core-acpi + * will use the non-working Interrupt resource, fix this up. + */ + if (soc_intel_is_cht() && ts->gpio_count == 2 && ts->gpio_int_idx != -1) { + irq = acpi_dev_gpio_irq_get(ACPI_COMPANION(dev), 0); + if (irq > 0 && irq != ts->client->irq) { + dev_warn(dev, "Overriding IRQ %d -> %d\n", ts->client->irq, irq); + ts->client->irq = irq; + } + } + if (ts->gpio_count == 2 && ts->gpio_int_idx == 0) { ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; gpio_mapping = acpi_goodix_int_first_gpios; @@ -903,7 +903,7 @@ static int goodix_add_acpi_gpio_mappings(struct goodix_ts_data *ts) dev_info(dev, "Using ACPI INTI and INTO methods for IRQ pin access\n"); ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_METHOD; gpio_mapping = acpi_goodix_reset_only_gpios; - } else if (is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) { + } else if (soc_intel_is_byt() && ts->gpio_count == 2 && ts->gpio_int_idx == -1) { dev_info(dev, "No ACPI GpioInt resource, assuming that the GPIO order is reset, int\n"); ts->irq_pin_access_method = IRQ_PIN_ACCESS_ACPI_GPIO; gpio_mapping = acpi_goodix_int_last_gpios; diff --git a/drivers/input/touchscreen/zinitix.c b/drivers/input/touchscreen/zinitix.c index 7c82c4f5fa6b..8bd03278ad9a 100644 --- a/drivers/input/touchscreen/zinitix.c +++ b/drivers/input/touchscreen/zinitix.c @@ -135,7 +135,7 @@ struct point_coord { struct touch_event { __le16 status; - u8 finger_cnt; + u8 finger_mask; u8 time_stamp; struct point_coord point_coord[MAX_SUPPORTED_FINGER_NUM]; }; @@ -322,11 +322,32 @@ static int zinitix_send_power_on_sequence(struct bt541_ts_data *bt541) static void zinitix_report_finger(struct bt541_ts_data *bt541, int slot, const struct point_coord *p) { + u16 x, y; + + if (unlikely(!(p->sub_status & + (SUB_BIT_UP | SUB_BIT_DOWN | SUB_BIT_MOVE)))) { + dev_dbg(&bt541->client->dev, "unknown finger event %#02x\n", + p->sub_status); + return; + } + + x = le16_to_cpu(p->x); + y = le16_to_cpu(p->y); + input_mt_slot(bt541->input_dev, slot); - input_mt_report_slot_state(bt541->input_dev, MT_TOOL_FINGER, true); - touchscreen_report_pos(bt541->input_dev, &bt541->prop, - le16_to_cpu(p->x), le16_to_cpu(p->y), true); - input_report_abs(bt541->input_dev, ABS_MT_TOUCH_MAJOR, p->width); + if (input_mt_report_slot_state(bt541->input_dev, MT_TOOL_FINGER, + !(p->sub_status & SUB_BIT_UP))) { + touchscreen_report_pos(bt541->input_dev, + &bt541->prop, x, y, true); + input_report_abs(bt541->input_dev, + ABS_MT_TOUCH_MAJOR, p->width); + dev_dbg(&bt541->client->dev, "finger %d %s (%u, %u)\n", + slot, p->sub_status & SUB_BIT_DOWN ? "down" : "move", + x, y); + } else { + dev_dbg(&bt541->client->dev, "finger %d up (%u, %u)\n", + slot, x, y); + } } static irqreturn_t zinitix_ts_irq_handler(int irq, void *bt541_handler) @@ -334,6 +355,7 @@ static irqreturn_t zinitix_ts_irq_handler(int irq, void *bt541_handler) struct bt541_ts_data *bt541 = bt541_handler; struct i2c_client *client = bt541->client; struct touch_event touch_event; + unsigned long finger_mask; int error; int i; @@ -346,10 +368,14 @@ static irqreturn_t zinitix_ts_irq_handler(int irq, void *bt541_handler) goto out; } - for (i = 0; i < MAX_SUPPORTED_FINGER_NUM; i++) - if (touch_event.point_coord[i].sub_status & SUB_BIT_EXIST) - zinitix_report_finger(bt541, i, - &touch_event.point_coord[i]); + finger_mask = touch_event.finger_mask; + for_each_set_bit(i, &finger_mask, MAX_SUPPORTED_FINGER_NUM) { + const struct point_coord *p = &touch_event.point_coord[i]; + + /* Only process contacts that are actually reported */ + if (p->sub_status & SUB_BIT_EXIST) + zinitix_report_finger(bt541, i, p); + } input_mt_sync_frame(bt541->input_dev); input_sync(bt541->input_dev); @@ -571,8 +597,20 @@ static SIMPLE_DEV_PM_OPS(zinitix_pm_ops, zinitix_suspend, zinitix_resume); #ifdef CONFIG_OF static const struct of_device_id zinitix_of_match[] = { + { .compatible = "zinitix,bt402" }, + { .compatible = "zinitix,bt403" }, + { .compatible = "zinitix,bt404" }, + { .compatible = "zinitix,bt412" }, + { .compatible = "zinitix,bt413" }, + { .compatible = "zinitix,bt431" }, + { .compatible = "zinitix,bt432" }, + { .compatible = "zinitix,bt531" }, { .compatible = "zinitix,bt532" }, + { .compatible = "zinitix,bt538" }, { .compatible = "zinitix,bt541" }, + { .compatible = "zinitix,bt548" }, + { .compatible = "zinitix,bt554" }, + { .compatible = "zinitix,at100" }, { } }; MODULE_DEVICE_TABLE(of, zinitix_of_match); diff --git a/drivers/iommu/amd/amd_iommu.h b/drivers/iommu/amd/amd_iommu.h index 416815a525d6..bb95edf74415 100644 --- a/drivers/iommu/amd/amd_iommu.h +++ b/drivers/iommu/amd/amd_iommu.h @@ -14,6 +14,7 @@ extern irqreturn_t amd_iommu_int_thread(int irq, void *data); extern irqreturn_t amd_iommu_int_handler(int irq, void *data); extern void amd_iommu_apply_erratum_63(u16 devid); +extern void amd_iommu_restart_event_logging(struct amd_iommu *iommu); extern void amd_iommu_reset_cmd_buffer(struct amd_iommu *iommu); extern int amd_iommu_init_devices(void); extern void amd_iommu_uninit_devices(void); diff --git a/drivers/iommu/amd/amd_iommu_types.h b/drivers/iommu/amd/amd_iommu_types.h index ffc89c4fb120..47108ed44fbb 100644 --- a/drivers/iommu/amd/amd_iommu_types.h +++ b/drivers/iommu/amd/amd_iommu_types.h @@ -110,6 +110,7 @@ #define PASID_MASK 0x0000ffff /* MMIO status bits */ +#define MMIO_STATUS_EVT_OVERFLOW_INT_MASK (1 << 0) #define MMIO_STATUS_EVT_INT_MASK (1 << 1) #define MMIO_STATUS_COM_WAIT_INT_MASK (1 << 2) #define MMIO_STATUS_PPR_INT_MASK (1 << 6) diff --git a/drivers/iommu/amd/init.c b/drivers/iommu/amd/init.c index b10fb52ea442..7bfe37e52e21 100644 --- a/drivers/iommu/amd/init.c +++ b/drivers/iommu/amd/init.c @@ -658,6 +658,16 @@ static int __init alloc_command_buffer(struct amd_iommu *iommu) } /* + * This function restarts event logging in case the IOMMU experienced + * an event log buffer overflow. + */ +void amd_iommu_restart_event_logging(struct amd_iommu *iommu) +{ + iommu_feature_disable(iommu, CONTROL_EVT_LOG_EN); + iommu_feature_enable(iommu, CONTROL_EVT_LOG_EN); +} + +/* * This function resets the command buffer if the IOMMU stopped fetching * commands from it. */ diff --git a/drivers/iommu/amd/io_pgtable.c b/drivers/iommu/amd/io_pgtable.c index b1bf4125b0f7..6608d1717574 100644 --- a/drivers/iommu/amd/io_pgtable.c +++ b/drivers/iommu/amd/io_pgtable.c @@ -492,18 +492,18 @@ static void v1_free_pgtable(struct io_pgtable *iop) dom = container_of(pgtable, struct protection_domain, iop); - /* Update data structure */ - amd_iommu_domain_clr_pt_root(dom); - - /* Make changes visible to IOMMUs */ - amd_iommu_domain_update(dom); - /* Page-table is not visible to IOMMU anymore, so free it */ BUG_ON(pgtable->mode < PAGE_MODE_NONE || pgtable->mode > PAGE_MODE_6_LEVEL); free_sub_pt(pgtable->root, pgtable->mode, &freelist); + /* Update data structure */ + amd_iommu_domain_clr_pt_root(dom); + + /* Make changes visible to IOMMUs */ + amd_iommu_domain_update(dom); + put_pages_list(&freelist); } diff --git a/drivers/iommu/amd/iommu.c b/drivers/iommu/amd/iommu.c index 461f1844ed1f..a18b549951bb 100644 --- a/drivers/iommu/amd/iommu.c +++ b/drivers/iommu/amd/iommu.c @@ -764,7 +764,8 @@ amd_iommu_set_pci_msi_domain(struct device *dev, struct amd_iommu *iommu) { } #endif /* !CONFIG_IRQ_REMAP */ #define AMD_IOMMU_INT_MASK \ - (MMIO_STATUS_EVT_INT_MASK | \ + (MMIO_STATUS_EVT_OVERFLOW_INT_MASK | \ + MMIO_STATUS_EVT_INT_MASK | \ MMIO_STATUS_PPR_INT_MASK | \ MMIO_STATUS_GALOG_INT_MASK) @@ -774,7 +775,7 @@ irqreturn_t amd_iommu_int_thread(int irq, void *data) u32 status = readl(iommu->mmio_base + MMIO_STATUS_OFFSET); while (status & AMD_IOMMU_INT_MASK) { - /* Enable EVT and PPR and GA interrupts again */ + /* Enable interrupt sources again */ writel(AMD_IOMMU_INT_MASK, iommu->mmio_base + MMIO_STATUS_OFFSET); @@ -795,6 +796,11 @@ irqreturn_t amd_iommu_int_thread(int irq, void *data) } #endif + if (status & MMIO_STATUS_EVT_OVERFLOW_INT_MASK) { + pr_info_ratelimited("IOMMU event log overflow\n"); + amd_iommu_restart_event_logging(iommu); + } + /* * Hardware bug: ERBT1312 * When re-enabling interrupt (by writing 1 diff --git a/drivers/iommu/intel/iommu.c b/drivers/iommu/intel/iommu.c index ef03b2176bbd..1ce1741a7fa4 100644 --- a/drivers/iommu/intel/iommu.c +++ b/drivers/iommu/intel/iommu.c @@ -2738,7 +2738,7 @@ static struct dmar_domain *dmar_insert_one_dev_info(struct intel_iommu *iommu, spin_unlock_irqrestore(&device_domain_lock, flags); /* PASID table is mandatory for a PCI device in scalable mode. */ - if (dev && dev_is_pci(dev) && sm_supported(iommu)) { + if (sm_supported(iommu) && !dev_is_real_dma_subdevice(dev)) { ret = intel_pasid_alloc_table(dev); if (ret) { dev_err(dev, "PASID table allocation failed\n"); diff --git a/drivers/iommu/tegra-smmu.c b/drivers/iommu/tegra-smmu.c index e900e3c46903..2561ce8a2ce8 100644 --- a/drivers/iommu/tegra-smmu.c +++ b/drivers/iommu/tegra-smmu.c @@ -808,8 +808,10 @@ static struct tegra_smmu *tegra_smmu_find(struct device_node *np) return NULL; mc = platform_get_drvdata(pdev); - if (!mc) + if (!mc) { + put_device(&pdev->dev); return NULL; + } return mc->smmu; } diff --git a/drivers/irqchip/irq-apple-aic.c b/drivers/irqchip/irq-apple-aic.c index 38091ebb9403..b40199c6625e 100644 --- a/drivers/irqchip/irq-apple-aic.c +++ b/drivers/irqchip/irq-apple-aic.c @@ -55,6 +55,7 @@ #include <linux/limits.h> #include <linux/of_address.h> #include <linux/slab.h> +#include <asm/apple_m1_pmu.h> #include <asm/exception.h> #include <asm/sysreg.h> #include <asm/virt.h> @@ -109,16 +110,6 @@ * Note: sysreg-based IPIs are not supported yet. */ -/* Core PMC control register */ -#define SYS_IMP_APL_PMCR0_EL1 sys_reg(3, 1, 15, 0, 0) -#define PMCR0_IMODE GENMASK(10, 8) -#define PMCR0_IMODE_OFF 0 -#define PMCR0_IMODE_PMI 1 -#define PMCR0_IMODE_AIC 2 -#define PMCR0_IMODE_HALT 3 -#define PMCR0_IMODE_FIQ 4 -#define PMCR0_IACT BIT(11) - /* IPI request registers */ #define SYS_IMP_APL_IPI_RR_LOCAL_EL1 sys_reg(3, 5, 15, 0, 0) #define SYS_IMP_APL_IPI_RR_GLOBAL_EL1 sys_reg(3, 5, 15, 0, 1) @@ -155,7 +146,7 @@ #define SYS_IMP_APL_UPMSR_EL1 sys_reg(3, 7, 15, 6, 4) #define UPMSR_IACT BIT(0) -#define AIC_NR_FIQ 4 +#define AIC_NR_FIQ 6 #define AIC_NR_SWIPI 32 /* @@ -177,6 +168,9 @@ struct aic_irq_chip { void __iomem *base; struct irq_domain *hw_domain; struct irq_domain *ipi_domain; + struct { + cpumask_t aff; + } *fiq_aff[AIC_NR_FIQ]; int nr_hw; }; @@ -412,16 +406,15 @@ static void __exception_irq_entry aic_handle_fiq(struct pt_regs *regs) aic_irqc->nr_hw + AIC_TMR_EL02_VIRT); } - if ((read_sysreg_s(SYS_IMP_APL_PMCR0_EL1) & (PMCR0_IMODE | PMCR0_IACT)) == - (FIELD_PREP(PMCR0_IMODE, PMCR0_IMODE_FIQ) | PMCR0_IACT)) { - /* - * Not supported yet, let's figure out how to handle this when - * we implement these proprietary performance counters. For now, - * just mask it and move on. - */ - pr_err_ratelimited("PMC FIQ fired. Masking.\n"); - sysreg_clear_set_s(SYS_IMP_APL_PMCR0_EL1, PMCR0_IMODE | PMCR0_IACT, - FIELD_PREP(PMCR0_IMODE, PMCR0_IMODE_OFF)); + if (read_sysreg_s(SYS_IMP_APL_PMCR0_EL1) & PMCR0_IACT) { + int irq; + if (cpumask_test_cpu(smp_processor_id(), + &aic_irqc->fiq_aff[AIC_CPU_PMU_P]->aff)) + irq = AIC_CPU_PMU_P; + else + irq = AIC_CPU_PMU_E; + generic_handle_domain_irq(aic_irqc->hw_domain, + aic_irqc->nr_hw + irq); } if (FIELD_GET(UPMCR0_IMODE, read_sysreg_s(SYS_IMP_APL_UPMCR0_EL1)) == UPMCR0_IMODE_FIQ && @@ -461,7 +454,18 @@ static int aic_irq_domain_map(struct irq_domain *id, unsigned int irq, handle_fasteoi_irq, NULL, NULL); irqd_set_single_target(irq_desc_get_irq_data(irq_to_desc(irq))); } else { - irq_set_percpu_devid(irq); + int fiq = hw - ic->nr_hw; + + switch (fiq) { + case AIC_CPU_PMU_P: + case AIC_CPU_PMU_E: + irq_set_percpu_devid_partition(irq, &ic->fiq_aff[fiq]->aff); + break; + default: + irq_set_percpu_devid(irq); + break; + } + irq_domain_set_info(id, irq, hw, &fiq_chip, id->host_data, handle_percpu_devid_irq, NULL, NULL); } @@ -793,12 +797,50 @@ static struct gic_kvm_info vgic_info __initdata = { .no_hw_deactivation = true, }; +static void build_fiq_affinity(struct aic_irq_chip *ic, struct device_node *aff) +{ + int i, n; + u32 fiq; + + if (of_property_read_u32(aff, "apple,fiq-index", &fiq) || + WARN_ON(fiq >= AIC_NR_FIQ) || ic->fiq_aff[fiq]) + return; + + n = of_property_count_elems_of_size(aff, "cpus", sizeof(u32)); + if (WARN_ON(n < 0)) + return; + + ic->fiq_aff[fiq] = kzalloc(sizeof(ic->fiq_aff[fiq]), GFP_KERNEL); + if (!ic->fiq_aff[fiq]) + return; + + for (i = 0; i < n; i++) { + struct device_node *cpu_node; + u32 cpu_phandle; + int cpu; + + if (of_property_read_u32_index(aff, "cpus", i, &cpu_phandle)) + continue; + + cpu_node = of_find_node_by_phandle(cpu_phandle); + if (WARN_ON(!cpu_node)) + continue; + + cpu = of_cpu_node_to_id(cpu_node); + if (WARN_ON(cpu < 0)) + continue; + + cpumask_set_cpu(cpu, &ic->fiq_aff[fiq]->aff); + } +} + static int __init aic_of_ic_init(struct device_node *node, struct device_node *parent) { int i; void __iomem *regs; u32 info; struct aic_irq_chip *irqc; + struct device_node *affs; regs = of_iomap(node, 0); if (WARN_ON(!regs)) @@ -832,6 +874,14 @@ static int __init aic_of_ic_init(struct device_node *node, struct device_node *p return -ENODEV; } + affs = of_get_child_by_name(node, "affinities"); + if (affs) { + struct device_node *chld; + + for_each_child_of_node(affs, chld) + build_fiq_affinity(irqc, chld); + } + set_handle_irq(aic_handle_irq); set_handle_fiq(aic_handle_fiq); diff --git a/drivers/isdn/hardware/mISDN/hfcpci.c b/drivers/isdn/hardware/mISDN/hfcpci.c index bd087cca1c1d..af17459c1a5c 100644 --- a/drivers/isdn/hardware/mISDN/hfcpci.c +++ b/drivers/isdn/hardware/mISDN/hfcpci.c @@ -2005,7 +2005,11 @@ setup_hw(struct hfc_pci *hc) } /* Allocate memory for FIFOS */ /* the memory needs to be on a 32k boundary within the first 4G */ - dma_set_mask(&hc->pdev->dev, 0xFFFF8000); + if (dma_set_mask(&hc->pdev->dev, 0xFFFF8000)) { + printk(KERN_WARNING + "HFC-PCI: No usable DMA configuration!\n"); + return -EIO; + } buffer = dma_alloc_coherent(&hc->pdev->dev, 0x8000, &hc->hw.dmahandle, GFP_KERNEL); /* We silently assume the address is okay if nonzero */ diff --git a/drivers/isdn/mISDN/dsp_pipeline.c b/drivers/isdn/mISDN/dsp_pipeline.c index e11ca6bbc7f4..c3b2c99b5cd5 100644 --- a/drivers/isdn/mISDN/dsp_pipeline.c +++ b/drivers/isdn/mISDN/dsp_pipeline.c @@ -192,7 +192,7 @@ void dsp_pipeline_destroy(struct dsp_pipeline *pipeline) int dsp_pipeline_build(struct dsp_pipeline *pipeline, const char *cfg) { int found = 0; - char *dup, *tok, *name, *args; + char *dup, *next, *tok, *name, *args; struct dsp_element_entry *entry, *n; struct dsp_pipeline_entry *pipeline_entry; struct mISDN_dsp_element *elem; @@ -203,10 +203,10 @@ int dsp_pipeline_build(struct dsp_pipeline *pipeline, const char *cfg) if (!list_empty(&pipeline->list)) _dsp_pipeline_destroy(pipeline); - dup = kstrdup(cfg, GFP_ATOMIC); + dup = next = kstrdup(cfg, GFP_ATOMIC); if (!dup) return 0; - while ((tok = strsep(&dup, "|"))) { + while ((tok = strsep(&next, "|"))) { if (!strlen(tok)) continue; name = strsep(&tok, "("); diff --git a/drivers/md/dm.c b/drivers/md/dm.c index dcbd6d201619..997ace47bbd5 100644 --- a/drivers/md/dm.c +++ b/drivers/md/dm.c @@ -2077,7 +2077,7 @@ static void __dm_destroy(struct mapped_device *md, bool wait) set_bit(DMF_FREEING, &md->flags); spin_unlock(&_minor_lock); - blk_set_queue_dying(md->queue); + blk_mark_disk_dead(md->disk); /* * Take suspend_lock so that presuspend and postsuspend methods diff --git a/drivers/mmc/core/block.c b/drivers/mmc/core/block.c index 4e61b28a002f..4e67c1403cc9 100644 --- a/drivers/mmc/core/block.c +++ b/drivers/mmc/core/block.c @@ -1682,31 +1682,31 @@ static void mmc_blk_read_single(struct mmc_queue *mq, struct request *req) struct mmc_card *card = mq->card; struct mmc_host *host = card->host; blk_status_t error = BLK_STS_OK; - int retries = 0; do { u32 status; int err; + int retries = 0; - mmc_blk_rw_rq_prep(mqrq, card, 1, mq); + while (retries++ <= MMC_READ_SINGLE_RETRIES) { + mmc_blk_rw_rq_prep(mqrq, card, 1, mq); - mmc_wait_for_req(host, mrq); + mmc_wait_for_req(host, mrq); - err = mmc_send_status(card, &status); - if (err) - goto error_exit; - - if (!mmc_host_is_spi(host) && - !mmc_ready_for_data(status)) { - err = mmc_blk_fix_state(card, req); + err = mmc_send_status(card, &status); if (err) goto error_exit; - } - if (mrq->cmd->error && retries++ < MMC_READ_SINGLE_RETRIES) - continue; + if (!mmc_host_is_spi(host) && + !mmc_ready_for_data(status)) { + err = mmc_blk_fix_state(card, req); + if (err) + goto error_exit; + } - retries = 0; + if (!mrq->cmd->error) + break; + } if (mrq->cmd->error || mrq->data->error || @@ -1908,7 +1908,7 @@ static int mmc_blk_card_busy(struct mmc_card *card, struct request *req) cb_data.card = card; cb_data.status = 0; - err = __mmc_poll_for_busy(card->host, MMC_BLK_TIMEOUT_MS, + err = __mmc_poll_for_busy(card->host, 0, MMC_BLK_TIMEOUT_MS, &mmc_blk_busy_cb, &cb_data); /* diff --git a/drivers/mmc/core/mmc.c b/drivers/mmc/core/mmc.c index bbbbcaf70a59..8421519c2a98 100644 --- a/drivers/mmc/core/mmc.c +++ b/drivers/mmc/core/mmc.c @@ -1962,7 +1962,7 @@ static int mmc_sleep(struct mmc_host *host) goto out_release; } - err = __mmc_poll_for_busy(host, timeout_ms, &mmc_sleep_busy_cb, host); + err = __mmc_poll_for_busy(host, 0, timeout_ms, &mmc_sleep_busy_cb, host); out_release: mmc_retune_release(host); diff --git a/drivers/mmc/core/mmc_ops.c b/drivers/mmc/core/mmc_ops.c index d63d1c735335..180d7e9d3400 100644 --- a/drivers/mmc/core/mmc_ops.c +++ b/drivers/mmc/core/mmc_ops.c @@ -21,6 +21,8 @@ #define MMC_BKOPS_TIMEOUT_MS (120 * 1000) /* 120s */ #define MMC_SANITIZE_TIMEOUT_MS (240 * 1000) /* 240s */ +#define MMC_OP_COND_PERIOD_US (1 * 1000) /* 1ms */ +#define MMC_OP_COND_TIMEOUT_MS 1000 /* 1s */ static const u8 tuning_blk_pattern_4bit[] = { 0xff, 0x0f, 0xff, 0x00, 0xff, 0xcc, 0xc3, 0xcc, @@ -232,7 +234,9 @@ int mmc_send_op_cond(struct mmc_host *host, u32 ocr, u32 *rocr) cmd.arg = mmc_host_is_spi(host) ? 0 : ocr; cmd.flags = MMC_RSP_SPI_R1 | MMC_RSP_R3 | MMC_CMD_BCR; - err = __mmc_poll_for_busy(host, 1000, &__mmc_send_op_cond_cb, &cb_data); + err = __mmc_poll_for_busy(host, MMC_OP_COND_PERIOD_US, + MMC_OP_COND_TIMEOUT_MS, + &__mmc_send_op_cond_cb, &cb_data); if (err) return err; @@ -495,13 +499,14 @@ static int mmc_busy_cb(void *cb_data, bool *busy) return 0; } -int __mmc_poll_for_busy(struct mmc_host *host, unsigned int timeout_ms, +int __mmc_poll_for_busy(struct mmc_host *host, unsigned int period_us, + unsigned int timeout_ms, int (*busy_cb)(void *cb_data, bool *busy), void *cb_data) { int err; unsigned long timeout; - unsigned int udelay = 32, udelay_max = 32768; + unsigned int udelay = period_us ? period_us : 32, udelay_max = 32768; bool expired = false; bool busy = false; @@ -546,7 +551,7 @@ int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms, cb_data.retry_crc_err = retry_crc_err; cb_data.busy_cmd = busy_cmd; - return __mmc_poll_for_busy(host, timeout_ms, &mmc_busy_cb, &cb_data); + return __mmc_poll_for_busy(host, 0, timeout_ms, &mmc_busy_cb, &cb_data); } EXPORT_SYMBOL_GPL(mmc_poll_for_busy); diff --git a/drivers/mmc/core/mmc_ops.h b/drivers/mmc/core/mmc_ops.h index 9c813b851d0b..09ffbc00908b 100644 --- a/drivers/mmc/core/mmc_ops.h +++ b/drivers/mmc/core/mmc_ops.h @@ -41,7 +41,8 @@ int mmc_can_ext_csd(struct mmc_card *card); int mmc_switch_status(struct mmc_card *card, bool crc_err_fatal); bool mmc_prepare_busy_cmd(struct mmc_host *host, struct mmc_command *cmd, unsigned int timeout_ms); -int __mmc_poll_for_busy(struct mmc_host *host, unsigned int timeout_ms, +int __mmc_poll_for_busy(struct mmc_host *host, unsigned int period_us, + unsigned int timeout_ms, int (*busy_cb)(void *cb_data, bool *busy), void *cb_data); int mmc_poll_for_busy(struct mmc_card *card, unsigned int timeout_ms, diff --git a/drivers/mmc/core/sd.c b/drivers/mmc/core/sd.c index bd87012c220c..bfbfed30dc4d 100644 --- a/drivers/mmc/core/sd.c +++ b/drivers/mmc/core/sd.c @@ -1672,7 +1672,7 @@ static int sd_poweroff_notify(struct mmc_card *card) cb_data.card = card; cb_data.reg_buf = reg_buf; - err = __mmc_poll_for_busy(card->host, SD_POWEROFF_NOTIFY_TIMEOUT_MS, + err = __mmc_poll_for_busy(card->host, 0, SD_POWEROFF_NOTIFY_TIMEOUT_MS, &sd_busy_poweroff_notify_cb, &cb_data); out: diff --git a/drivers/mmc/host/meson-gx-mmc.c b/drivers/mmc/host/meson-gx-mmc.c index 8f36536cb1b6..58ab9d90bc8b 100644 --- a/drivers/mmc/host/meson-gx-mmc.c +++ b/drivers/mmc/host/meson-gx-mmc.c @@ -173,6 +173,8 @@ struct meson_host { int irq; bool vqmmc_enabled; + bool needs_pre_post_req; + }; #define CMD_CFG_LENGTH_MASK GENMASK(8, 0) @@ -663,6 +665,8 @@ static void meson_mmc_request_done(struct mmc_host *mmc, struct meson_host *host = mmc_priv(mmc); host->cmd = NULL; + if (host->needs_pre_post_req) + meson_mmc_post_req(mmc, mrq, 0); mmc_request_done(host->mmc, mrq); } @@ -880,7 +884,7 @@ static int meson_mmc_validate_dram_access(struct mmc_host *mmc, struct mmc_data static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq) { struct meson_host *host = mmc_priv(mmc); - bool needs_pre_post_req = mrq->data && + host->needs_pre_post_req = mrq->data && !(mrq->data->host_cookie & SD_EMMC_PRE_REQ_DONE); /* @@ -896,22 +900,19 @@ static void meson_mmc_request(struct mmc_host *mmc, struct mmc_request *mrq) } } - if (needs_pre_post_req) { + if (host->needs_pre_post_req) { meson_mmc_get_transfer_mode(mmc, mrq); if (!meson_mmc_desc_chain_mode(mrq->data)) - needs_pre_post_req = false; + host->needs_pre_post_req = false; } - if (needs_pre_post_req) + if (host->needs_pre_post_req) meson_mmc_pre_req(mmc, mrq); /* Stop execution */ writel(0, host->regs + SD_EMMC_START); meson_mmc_start_cmd(mmc, mrq->sbc ?: mrq->cmd); - - if (needs_pre_post_req) - meson_mmc_post_req(mmc, mrq, 0); } static void meson_mmc_read_resp(struct mmc_host *mmc, struct mmc_command *cmd) diff --git a/drivers/mtd/devices/phram.c b/drivers/mtd/devices/phram.c index 6ed6c51fac69..d503821a3e60 100644 --- a/drivers/mtd/devices/phram.c +++ b/drivers/mtd/devices/phram.c @@ -264,16 +264,20 @@ static int phram_setup(const char *val) } } - if (erasesize) - div_u64_rem(len, (uint32_t)erasesize, &rem); - if (len == 0 || erasesize == 0 || erasesize > len - || erasesize > UINT_MAX || rem) { + || erasesize > UINT_MAX) { parse_err("illegal erasesize or len\n"); ret = -EINVAL; goto error; } + div_u64_rem(len, (uint32_t)erasesize, &rem); + if (rem) { + parse_err("len is not multiple of erasesize\n"); + ret = -EINVAL; + goto error; + } + ret = register_device(name, start, len, (uint32_t)erasesize); if (ret) goto error; diff --git a/drivers/mtd/mtdcore.c b/drivers/mtd/mtdcore.c index 70f492dce158..eef87b28d6c8 100644 --- a/drivers/mtd/mtdcore.c +++ b/drivers/mtd/mtdcore.c @@ -546,6 +546,7 @@ static int mtd_nvmem_add(struct mtd_info *mtd) config.stride = 1; config.read_only = true; config.root_only = true; + config.ignore_wp = true; config.no_of_node = !of_device_is_compatible(node, "nvmem-cells"); config.priv = mtd; @@ -833,6 +834,7 @@ static struct nvmem_device *mtd_otp_nvmem_register(struct mtd_info *mtd, config.owner = THIS_MODULE; config.type = NVMEM_TYPE_OTP; config.root_only = true; + config.ignore_wp = true; config.reg_read = reg_read; config.size = size; config.of_node = np; diff --git a/drivers/mtd/nand/raw/Kconfig b/drivers/mtd/nand/raw/Kconfig index 20408b7db540..820e5dc3bc9b 100644 --- a/drivers/mtd/nand/raw/Kconfig +++ b/drivers/mtd/nand/raw/Kconfig @@ -42,7 +42,7 @@ config MTD_NAND_OMAP2 tristate "OMAP2, OMAP3, OMAP4 and Keystone NAND controller" depends on ARCH_OMAP2PLUS || ARCH_KEYSTONE || ARCH_K3 || COMPILE_TEST depends on HAS_IOMEM - select OMAP_GPMC if ARCH_K3 + depends on OMAP_GPMC help Support for NAND flash on Texas Instruments OMAP2, OMAP3, OMAP4 and Keystone platforms. diff --git a/drivers/mtd/nand/raw/brcmnand/brcmnand.c b/drivers/mtd/nand/raw/brcmnand/brcmnand.c index f75929783b94..aee78f5f4f15 100644 --- a/drivers/mtd/nand/raw/brcmnand/brcmnand.c +++ b/drivers/mtd/nand/raw/brcmnand/brcmnand.c @@ -2106,7 +2106,7 @@ static int brcmnand_read_by_pio(struct mtd_info *mtd, struct nand_chip *chip, mtd->oobsize / trans, host->hwcfg.sector_size_1k); - if (!ret) { + if (ret != -EBADMSG) { *err_addr = brcmnand_get_uncorrecc_addr(ctrl); if (*err_addr) diff --git a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c index 1b64c5a5140d..ded4df473928 100644 --- a/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c +++ b/drivers/mtd/nand/raw/gpmi-nand/gpmi-nand.c @@ -2285,7 +2285,7 @@ static int gpmi_nfc_exec_op(struct nand_chip *chip, this->hw.must_apply_timings = false; ret = gpmi_nfc_apply_timings(this); if (ret) - return ret; + goto out_pm; } dev_dbg(this->dev, "%s: %d instructions\n", __func__, op->ninstrs); @@ -2414,6 +2414,7 @@ unmap: this->bch = false; +out_pm: pm_runtime_mark_last_busy(this->dev); pm_runtime_put_autosuspend(this->dev); diff --git a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c index efe0ffe4f1ab..9054559e52dd 100644 --- a/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c +++ b/drivers/mtd/nand/raw/ingenic/ingenic_ecc.c @@ -68,9 +68,14 @@ static struct ingenic_ecc *ingenic_ecc_get(struct device_node *np) struct ingenic_ecc *ecc; pdev = of_find_device_by_node(np); - if (!pdev || !platform_get_drvdata(pdev)) + if (!pdev) return ERR_PTR(-EPROBE_DEFER); + if (!platform_get_drvdata(pdev)) { + put_device(&pdev->dev); + return ERR_PTR(-EPROBE_DEFER); + } + ecc = platform_get_drvdata(pdev); clk_prepare_enable(ecc->clk); diff --git a/drivers/mtd/nand/raw/qcom_nandc.c b/drivers/mtd/nand/raw/qcom_nandc.c index 7c6efa3b6255..1a77542c6d67 100644 --- a/drivers/mtd/nand/raw/qcom_nandc.c +++ b/drivers/mtd/nand/raw/qcom_nandc.c @@ -2,7 +2,6 @@ /* * Copyright (c) 2016, The Linux Foundation. All rights reserved. */ - #include <linux/clk.h> #include <linux/slab.h> #include <linux/bitops.h> @@ -3073,10 +3072,6 @@ static int qcom_nandc_probe(struct platform_device *pdev) if (dma_mapping_error(dev, nandc->base_dma)) return -ENXIO; - ret = qcom_nandc_alloc(nandc); - if (ret) - goto err_nandc_alloc; - ret = clk_prepare_enable(nandc->core_clk); if (ret) goto err_core_clk; @@ -3085,6 +3080,10 @@ static int qcom_nandc_probe(struct platform_device *pdev) if (ret) goto err_aon_clk; + ret = qcom_nandc_alloc(nandc); + if (ret) + goto err_nandc_alloc; + ret = qcom_nandc_setup(nandc); if (ret) goto err_setup; @@ -3096,15 +3095,14 @@ static int qcom_nandc_probe(struct platform_device *pdev) return 0; err_setup: + qcom_nandc_unalloc(nandc); +err_nandc_alloc: clk_disable_unprepare(nandc->aon_clk); err_aon_clk: clk_disable_unprepare(nandc->core_clk); err_core_clk: - qcom_nandc_unalloc(nandc); -err_nandc_alloc: dma_unmap_resource(dev, res->start, resource_size(res), DMA_BIDIRECTIONAL, 0); - return ret; } diff --git a/drivers/mtd/parsers/qcomsmempart.c b/drivers/mtd/parsers/qcomsmempart.c index 06a818cd2433..4311b89d8df0 100644 --- a/drivers/mtd/parsers/qcomsmempart.c +++ b/drivers/mtd/parsers/qcomsmempart.c @@ -58,11 +58,11 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, const struct mtd_partition **pparts, struct mtd_part_parser_data *data) { + size_t len = SMEM_FLASH_PTABLE_HDR_LEN; + int ret, i, j, tmpparts, numparts = 0; struct smem_flash_pentry *pentry; struct smem_flash_ptable *ptable; - size_t len = SMEM_FLASH_PTABLE_HDR_LEN; struct mtd_partition *parts; - int ret, i, numparts; char *name, *c; if (IS_ENABLED(CONFIG_MTD_SPI_NOR_USE_4K_SECTORS) @@ -75,7 +75,8 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, pr_debug("Parsing partition table info from SMEM\n"); ptable = qcom_smem_get(SMEM_APPS, SMEM_AARM_PARTITION_TABLE, &len); if (IS_ERR(ptable)) { - pr_err("Error reading partition table header\n"); + if (PTR_ERR(ptable) != -EPROBE_DEFER) + pr_err("Error reading partition table header\n"); return PTR_ERR(ptable); } @@ -87,8 +88,8 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, } /* Ensure that # of partitions is less than the max we have allocated */ - numparts = le32_to_cpu(ptable->numparts); - if (numparts > SMEM_FLASH_PTABLE_MAX_PARTS_V4) { + tmpparts = le32_to_cpu(ptable->numparts); + if (tmpparts > SMEM_FLASH_PTABLE_MAX_PARTS_V4) { pr_err("Partition numbers exceed the max limit\n"); return -EINVAL; } @@ -116,11 +117,17 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, return PTR_ERR(ptable); } + for (i = 0; i < tmpparts; i++) { + pentry = &ptable->pentry[i]; + if (pentry->name[0] != '\0') + numparts++; + } + parts = kcalloc(numparts, sizeof(*parts), GFP_KERNEL); if (!parts) return -ENOMEM; - for (i = 0; i < numparts; i++) { + for (i = 0, j = 0; i < tmpparts; i++) { pentry = &ptable->pentry[i]; if (pentry->name[0] == '\0') continue; @@ -135,24 +142,25 @@ static int parse_qcomsmem_part(struct mtd_info *mtd, for (c = name; *c != '\0'; c++) *c = tolower(*c); - parts[i].name = name; - parts[i].offset = le32_to_cpu(pentry->offset) * mtd->erasesize; - parts[i].mask_flags = pentry->attr; - parts[i].size = le32_to_cpu(pentry->length) * mtd->erasesize; + parts[j].name = name; + parts[j].offset = le32_to_cpu(pentry->offset) * mtd->erasesize; + parts[j].mask_flags = pentry->attr; + parts[j].size = le32_to_cpu(pentry->length) * mtd->erasesize; pr_debug("%d: %s offs=0x%08x size=0x%08x attr:0x%08x\n", i, pentry->name, le32_to_cpu(pentry->offset), le32_to_cpu(pentry->length), pentry->attr); + j++; } pr_debug("SMEM partition table found: ver: %d len: %d\n", - le32_to_cpu(ptable->version), numparts); + le32_to_cpu(ptable->version), tmpparts); *pparts = parts; return numparts; out_free_parts: - while (--i >= 0) - kfree(parts[i].name); + while (--j >= 0) + kfree(parts[j].name); kfree(parts); *pparts = NULL; @@ -166,6 +174,8 @@ static void parse_qcomsmem_cleanup(const struct mtd_partition *pparts, for (i = 0; i < nr_parts; i++) kfree(pparts[i].name); + + kfree(pparts); } static const struct of_device_id qcomsmem_of_match_table[] = { diff --git a/drivers/net/arcnet/com20020-pci.c b/drivers/net/arcnet/com20020-pci.c index 6382e1937cca..c580acb8b1d3 100644 --- a/drivers/net/arcnet/com20020-pci.c +++ b/drivers/net/arcnet/com20020-pci.c @@ -138,6 +138,9 @@ static int com20020pci_probe(struct pci_dev *pdev, return -ENOMEM; ci = (struct com20020_pci_card_info *)id->driver_data; + if (!ci) + return -EINVAL; + priv->ci = ci; mm = &ci->misc_map; diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c index 9fd1d6cba3cd..a86b1f71762e 100644 --- a/drivers/net/bonding/bond_3ad.c +++ b/drivers/net/bonding/bond_3ad.c @@ -225,7 +225,7 @@ static inline int __check_agg_selection_timer(struct port *port) if (bond == NULL) return 0; - return BOND_AD_INFO(bond).agg_select_timer ? 1 : 0; + return atomic_read(&BOND_AD_INFO(bond).agg_select_timer) ? 1 : 0; } /** @@ -1995,7 +1995,7 @@ static void ad_marker_response_received(struct bond_marker *marker, */ void bond_3ad_initiate_agg_selection(struct bonding *bond, int timeout) { - BOND_AD_INFO(bond).agg_select_timer = timeout; + atomic_set(&BOND_AD_INFO(bond).agg_select_timer, timeout); } /** @@ -2279,6 +2279,28 @@ void bond_3ad_update_ad_actor_settings(struct bonding *bond) } /** + * bond_agg_timer_advance - advance agg_select_timer + * @bond: bonding structure + * + * Return true when agg_select_timer reaches 0. + */ +static bool bond_agg_timer_advance(struct bonding *bond) +{ + int val, nval; + + while (1) { + val = atomic_read(&BOND_AD_INFO(bond).agg_select_timer); + if (!val) + return false; + nval = val - 1; + if (atomic_cmpxchg(&BOND_AD_INFO(bond).agg_select_timer, + val, nval) == val) + break; + } + return nval == 0; +} + +/** * bond_3ad_state_machine_handler - handle state machines timeout * @work: work context to fetch bonding struct to work on from * @@ -2313,9 +2335,7 @@ void bond_3ad_state_machine_handler(struct work_struct *work) if (!bond_has_slaves(bond)) goto re_arm; - /* check if agg_select_timer timer after initialize is timed out */ - if (BOND_AD_INFO(bond).agg_select_timer && - !(--BOND_AD_INFO(bond).agg_select_timer)) { + if (bond_agg_timer_advance(bond)) { slave = bond_first_slave_rcu(bond); port = slave ? &(SLAVE_AD_INFO(slave)->port) : NULL; diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c index 238b56d77c36..aebeb46e6fa6 100644 --- a/drivers/net/bonding/bond_main.c +++ b/drivers/net/bonding/bond_main.c @@ -2379,10 +2379,9 @@ static int __bond_release_one(struct net_device *bond_dev, bond_select_active_slave(bond); } - if (!bond_has_slaves(bond)) { - bond_set_carrier(bond); + bond_set_carrier(bond); + if (!bond_has_slaves(bond)) eth_hw_addr_random(bond_dev); - } unblock_netpoll_tx(); synchronize_rcu(); diff --git a/drivers/net/can/rcar/rcar_canfd.c b/drivers/net/can/rcar/rcar_canfd.c index b7dc1c32875f..acd74725831f 100644 --- a/drivers/net/can/rcar/rcar_canfd.c +++ b/drivers/net/can/rcar/rcar_canfd.c @@ -1715,15 +1715,15 @@ static int rcar_canfd_channel_probe(struct rcar_canfd_global *gpriv, u32 ch, netif_napi_add(ndev, &priv->napi, rcar_canfd_rx_poll, RCANFD_NAPI_WEIGHT); + spin_lock_init(&priv->tx_lock); + devm_can_led_init(ndev); + gpriv->ch[priv->channel] = priv; err = register_candev(ndev); if (err) { dev_err(&pdev->dev, "register_candev() failed, error %d\n", err); goto fail_candev; } - spin_lock_init(&priv->tx_lock); - devm_can_led_init(ndev); - gpriv->ch[priv->channel] = priv; dev_info(&pdev->dev, "device registered (channel %u)\n", priv->channel); return 0; diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.c b/drivers/net/can/usb/etas_es58x/es58x_core.c index 2ed2370a3166..2d73ebbf3836 100644 --- a/drivers/net/can/usb/etas_es58x/es58x_core.c +++ b/drivers/net/can/usb/etas_es58x/es58x_core.c @@ -1787,7 +1787,7 @@ static int es58x_open(struct net_device *netdev) struct es58x_device *es58x_dev = es58x_priv(netdev)->es58x_dev; int ret; - if (atomic_inc_return(&es58x_dev->opened_channel_cnt) == 1) { + if (!es58x_dev->opened_channel_cnt) { ret = es58x_alloc_rx_urbs(es58x_dev); if (ret) return ret; @@ -1805,12 +1805,13 @@ static int es58x_open(struct net_device *netdev) if (ret) goto free_urbs; + es58x_dev->opened_channel_cnt++; netif_start_queue(netdev); return ret; free_urbs: - if (atomic_dec_and_test(&es58x_dev->opened_channel_cnt)) + if (!es58x_dev->opened_channel_cnt) es58x_free_urbs(es58x_dev); netdev_err(netdev, "%s: Could not open the network device: %pe\n", __func__, ERR_PTR(ret)); @@ -1845,7 +1846,8 @@ static int es58x_stop(struct net_device *netdev) es58x_flush_pending_tx_msg(netdev); - if (atomic_dec_and_test(&es58x_dev->opened_channel_cnt)) + es58x_dev->opened_channel_cnt--; + if (!es58x_dev->opened_channel_cnt) es58x_free_urbs(es58x_dev); return 0; @@ -2215,7 +2217,6 @@ static struct es58x_device *es58x_init_es58x_dev(struct usb_interface *intf, init_usb_anchor(&es58x_dev->tx_urbs_idle); init_usb_anchor(&es58x_dev->tx_urbs_busy); atomic_set(&es58x_dev->tx_urbs_idle_cnt, 0); - atomic_set(&es58x_dev->opened_channel_cnt, 0); usb_set_intfdata(intf, es58x_dev); es58x_dev->rx_pipe = usb_rcvbulkpipe(es58x_dev->udev, diff --git a/drivers/net/can/usb/etas_es58x/es58x_core.h b/drivers/net/can/usb/etas_es58x/es58x_core.h index 826a15871573..e5033cb5e695 100644 --- a/drivers/net/can/usb/etas_es58x/es58x_core.h +++ b/drivers/net/can/usb/etas_es58x/es58x_core.h @@ -373,8 +373,6 @@ struct es58x_operators { * queue wake/stop logic should prevent this URB from getting * empty. Please refer to es58x_get_tx_urb() for more details. * @tx_urbs_idle_cnt: number of urbs in @tx_urbs_idle. - * @opened_channel_cnt: number of channels opened (c.f. es58x_open() - * and es58x_stop()). * @ktime_req_ns: kernel timestamp when es58x_set_realtime_diff_ns() * was called. * @realtime_diff_ns: difference in nanoseconds between the clocks of @@ -384,6 +382,10 @@ struct es58x_operators { * in RX branches. * @rx_max_packet_size: Maximum length of bulk-in URB. * @num_can_ch: Number of CAN channel (i.e. number of elements of @netdev). + * @opened_channel_cnt: number of channels opened. Free of race + * conditions because its two users (net_device_ops:ndo_open() + * and net_device_ops:ndo_close()) guarantee that the network + * stack big kernel lock (a.k.a. rtnl_mutex) is being hold. * @rx_cmd_buf_len: Length of @rx_cmd_buf. * @rx_cmd_buf: The device might split the URB commands in an * arbitrary amount of pieces. This buffer is used to concatenate @@ -406,7 +408,6 @@ struct es58x_device { struct usb_anchor tx_urbs_busy; struct usb_anchor tx_urbs_idle; atomic_t tx_urbs_idle_cnt; - atomic_t opened_channel_cnt; u64 ktime_req_ns; s64 realtime_diff_ns; @@ -415,6 +416,7 @@ struct es58x_device { u16 rx_max_packet_size; u8 num_can_ch; + u8 opened_channel_cnt; u16 rx_cmd_buf_len; union es58x_urb_cmd rx_cmd_buf; diff --git a/drivers/net/can/usb/gs_usb.c b/drivers/net/can/usb/gs_usb.c index b487e3fe770a..d35749fad1ef 100644 --- a/drivers/net/can/usb/gs_usb.c +++ b/drivers/net/can/usb/gs_usb.c @@ -191,8 +191,8 @@ struct gs_can { struct gs_usb { struct gs_can *canch[GS_MAX_INTF]; struct usb_anchor rx_submitted; - atomic_t active_channels; struct usb_device *udev; + u8 active_channels; }; /* 'allocate' a tx context. @@ -589,7 +589,7 @@ static int gs_can_open(struct net_device *netdev) if (rc) return rc; - if (atomic_add_return(1, &parent->active_channels) == 1) { + if (!parent->active_channels) { for (i = 0; i < GS_MAX_RX_URBS; i++) { struct urb *urb; u8 *buf; @@ -690,6 +690,7 @@ static int gs_can_open(struct net_device *netdev) dev->can.state = CAN_STATE_ERROR_ACTIVE; + parent->active_channels++; if (!(dev->can.ctrlmode & CAN_CTRLMODE_LISTENONLY)) netif_start_queue(netdev); @@ -705,7 +706,8 @@ static int gs_can_close(struct net_device *netdev) netif_stop_queue(netdev); /* Stop polling */ - if (atomic_dec_and_test(&parent->active_channels)) + parent->active_channels--; + if (!parent->active_channels) usb_kill_anchored_urbs(&parent->rx_submitted); /* Stop sending URBs */ @@ -984,8 +986,6 @@ static int gs_usb_probe(struct usb_interface *intf, init_usb_anchor(&dev->rx_submitted); - atomic_set(&dev->active_channels, 0); - usb_set_intfdata(intf, dev); dev->udev = interface_to_usbdev(intf); diff --git a/drivers/net/dsa/Kconfig b/drivers/net/dsa/Kconfig index c0c91440340a..0029d279616f 100644 --- a/drivers/net/dsa/Kconfig +++ b/drivers/net/dsa/Kconfig @@ -82,6 +82,7 @@ config NET_DSA_REALTEK_SMI config NET_DSA_SMSC_LAN9303 tristate + depends on VLAN_8021Q || VLAN_8021Q=n select NET_DSA_TAG_LAN9303 select REGMAP help diff --git a/drivers/net/dsa/lan9303-core.c b/drivers/net/dsa/lan9303-core.c index d55784d19fa4..3969d89fa4db 100644 --- a/drivers/net/dsa/lan9303-core.c +++ b/drivers/net/dsa/lan9303-core.c @@ -10,6 +10,7 @@ #include <linux/mii.h> #include <linux/phy.h> #include <linux/if_bridge.h> +#include <linux/if_vlan.h> #include <linux/etherdevice.h> #include "lan9303.h" @@ -1083,21 +1084,27 @@ static void lan9303_adjust_link(struct dsa_switch *ds, int port, static int lan9303_port_enable(struct dsa_switch *ds, int port, struct phy_device *phy) { + struct dsa_port *dp = dsa_to_port(ds, port); struct lan9303 *chip = ds->priv; - if (!dsa_is_user_port(ds, port)) + if (!dsa_port_is_user(dp)) return 0; + vlan_vid_add(dp->cpu_dp->master, htons(ETH_P_8021Q), port); + return lan9303_enable_processing_port(chip, port); } static void lan9303_port_disable(struct dsa_switch *ds, int port) { + struct dsa_port *dp = dsa_to_port(ds, port); struct lan9303 *chip = ds->priv; - if (!dsa_is_user_port(ds, port)) + if (!dsa_port_is_user(dp)) return; + vlan_vid_del(dp->cpu_dp->master, htons(ETH_P_8021Q), port); + lan9303_disable_processing_port(chip, port); lan9303_phy_write(ds, chip->phy_addr_base + port, MII_BMCR, BMCR_PDOWN); } @@ -1310,7 +1317,7 @@ static int lan9303_probe_reset_gpio(struct lan9303 *chip, struct device_node *np) { chip->reset_gpio = devm_gpiod_get_optional(chip->dev, "reset", - GPIOD_OUT_LOW); + GPIOD_OUT_HIGH); if (IS_ERR(chip->reset_gpio)) return PTR_ERR(chip->reset_gpio); diff --git a/drivers/net/dsa/lantiq_gswip.c b/drivers/net/dsa/lantiq_gswip.c index 320ee7fe91a8..8a7a8093a156 100644 --- a/drivers/net/dsa/lantiq_gswip.c +++ b/drivers/net/dsa/lantiq_gswip.c @@ -2176,8 +2176,8 @@ static int gswip_remove(struct platform_device *pdev) if (priv->ds->slave_mii_bus) { mdiobus_unregister(priv->ds->slave_mii_bus); - mdiobus_free(priv->ds->slave_mii_bus); of_node_put(priv->ds->slave_mii_bus->dev.of_node); + mdiobus_free(priv->ds->slave_mii_bus); } for (i = 0; i < priv->num_gphy_fw; i++) diff --git a/drivers/net/dsa/microchip/ksz8795_spi.c b/drivers/net/dsa/microchip/ksz8795_spi.c index 866767b70d65..b0a7dee27ffc 100644 --- a/drivers/net/dsa/microchip/ksz8795_spi.c +++ b/drivers/net/dsa/microchip/ksz8795_spi.c @@ -124,12 +124,23 @@ static const struct of_device_id ksz8795_dt_ids[] = { }; MODULE_DEVICE_TABLE(of, ksz8795_dt_ids); +static const struct spi_device_id ksz8795_spi_ids[] = { + { "ksz8765" }, + { "ksz8794" }, + { "ksz8795" }, + { "ksz8863" }, + { "ksz8873" }, + { }, +}; +MODULE_DEVICE_TABLE(spi, ksz8795_spi_ids); + static struct spi_driver ksz8795_spi_driver = { .driver = { .name = "ksz8795-switch", .owner = THIS_MODULE, .of_match_table = of_match_ptr(ksz8795_dt_ids), }, + .id_table = ksz8795_spi_ids, .probe = ksz8795_spi_probe, .remove = ksz8795_spi_remove, .shutdown = ksz8795_spi_shutdown, diff --git a/drivers/net/dsa/microchip/ksz9477_spi.c b/drivers/net/dsa/microchip/ksz9477_spi.c index e3cb0e6c9f6f..43addeabfc25 100644 --- a/drivers/net/dsa/microchip/ksz9477_spi.c +++ b/drivers/net/dsa/microchip/ksz9477_spi.c @@ -98,12 +98,24 @@ static const struct of_device_id ksz9477_dt_ids[] = { }; MODULE_DEVICE_TABLE(of, ksz9477_dt_ids); +static const struct spi_device_id ksz9477_spi_ids[] = { + { "ksz9477" }, + { "ksz9897" }, + { "ksz9893" }, + { "ksz9563" }, + { "ksz8563" }, + { "ksz9567" }, + { }, +}; +MODULE_DEVICE_TABLE(spi, ksz9477_spi_ids); + static struct spi_driver ksz9477_spi_driver = { .driver = { .name = "ksz9477-switch", .owner = THIS_MODULE, .of_match_table = of_match_ptr(ksz9477_dt_ids), }, + .id_table = ksz9477_spi_ids, .probe = ksz9477_spi_probe, .remove = ksz9477_spi_remove, .shutdown = ksz9477_spi_shutdown, diff --git a/drivers/net/dsa/microchip/ksz_common.c b/drivers/net/dsa/microchip/ksz_common.c index 55dbda04ea62..243f8ad6d06e 100644 --- a/drivers/net/dsa/microchip/ksz_common.c +++ b/drivers/net/dsa/microchip/ksz_common.c @@ -26,7 +26,7 @@ void ksz_update_port_member(struct ksz_device *dev, int port) struct dsa_switch *ds = dev->ds; u8 port_member = 0, cpu_port; const struct dsa_port *dp; - int i; + int i, j; if (!dsa_is_user_port(ds, port)) return; @@ -45,13 +45,33 @@ void ksz_update_port_member(struct ksz_device *dev, int port) continue; if (!dsa_port_bridge_same(dp, other_dp)) continue; + if (other_p->stp_state != BR_STATE_FORWARDING) + continue; - if (other_p->stp_state == BR_STATE_FORWARDING && - p->stp_state == BR_STATE_FORWARDING) { + if (p->stp_state == BR_STATE_FORWARDING) { val |= BIT(port); port_member |= BIT(i); } + /* Retain port [i]'s relationship to other ports than [port] */ + for (j = 0; j < ds->num_ports; j++) { + const struct dsa_port *third_dp; + struct ksz_port *third_p; + + if (j == i) + continue; + if (j == port) + continue; + if (!dsa_is_user_port(ds, j)) + continue; + third_p = &dev->ports[j]; + if (third_p->stp_state != BR_STATE_FORWARDING) + continue; + third_dp = dsa_to_port(ds, j); + if (dsa_port_bridge_same(other_dp, third_dp)) + val |= BIT(j); + } + dev->dev_ops->cfg_port_member(dev, i, val | cpu_port); } diff --git a/drivers/net/dsa/mt7530.c b/drivers/net/dsa/mt7530.c index ff3c267d0f26..a251bc55727f 100644 --- a/drivers/net/dsa/mt7530.c +++ b/drivers/net/dsa/mt7530.c @@ -2936,7 +2936,7 @@ mt753x_phylink_validate(struct dsa_switch *ds, int port, phylink_set_port_modes(mask); - if (state->interface != PHY_INTERFACE_MODE_TRGMII || + if (state->interface != PHY_INTERFACE_MODE_TRGMII && !phy_interface_mode_is_8023z(state->interface)) { phylink_set(mask, 10baseT_Half); phylink_set(mask, 10baseT_Full); diff --git a/drivers/net/dsa/mv88e6xxx/chip.c b/drivers/net/dsa/mv88e6xxx/chip.c index 8530dbe403f4..ab1676553714 100644 --- a/drivers/net/dsa/mv88e6xxx/chip.c +++ b/drivers/net/dsa/mv88e6xxx/chip.c @@ -2284,6 +2284,13 @@ static int mv88e6xxx_port_vlan_del(struct dsa_switch *ds, int port, if (!mv88e6xxx_max_vid(chip)) return -EOPNOTSUPP; + /* The ATU removal procedure needs the FID to be mapped in the VTU, + * but FDB deletion runs concurrently with VLAN deletion. Flush the DSA + * switchdev workqueue to ensure that all FDB entries are deleted + * before we remove the VLAN. + */ + dsa_flush_workqueue(); + mv88e6xxx_reg_lock(chip); err = mv88e6xxx_port_get_pvid(chip, port, &pvid); diff --git a/drivers/net/ethernet/8390/mcf8390.c b/drivers/net/ethernet/8390/mcf8390.c index e320cccba61a..90cd7bdf06f5 100644 --- a/drivers/net/ethernet/8390/mcf8390.c +++ b/drivers/net/ethernet/8390/mcf8390.c @@ -405,12 +405,12 @@ static int mcf8390_init(struct net_device *dev) static int mcf8390_probe(struct platform_device *pdev) { struct net_device *dev; - struct resource *mem, *irq; + struct resource *mem; resource_size_t msize; - int ret; + int ret, irq; - irq = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (irq == NULL) { + irq = platform_get_irq(pdev, 0); + if (irq < 0) { dev_err(&pdev->dev, "no IRQ specified?\n"); return -ENXIO; } @@ -433,7 +433,7 @@ static int mcf8390_probe(struct platform_device *pdev) SET_NETDEV_DEV(dev, &pdev->dev); platform_set_drvdata(pdev, dev); - dev->irq = irq->start; + dev->irq = irq; dev->base_addr = mem->start; ret = mcf8390_init(dev); diff --git a/drivers/net/ethernet/arc/emac_mdio.c b/drivers/net/ethernet/arc/emac_mdio.c index 9acf589b1178..87f40c2ba904 100644 --- a/drivers/net/ethernet/arc/emac_mdio.c +++ b/drivers/net/ethernet/arc/emac_mdio.c @@ -132,6 +132,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) { struct arc_emac_mdio_bus_data *data = &priv->bus_data; struct device_node *np = priv->dev->of_node; + const char *name = "Synopsys MII Bus"; struct mii_bus *bus; int error; @@ -142,7 +143,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) priv->bus = bus; bus->priv = priv; bus->parent = priv->dev; - bus->name = "Synopsys MII Bus"; + bus->name = name; bus->read = &arc_mdio_read; bus->write = &arc_mdio_write; bus->reset = &arc_mdio_reset; @@ -167,7 +168,7 @@ int arc_mdio_probe(struct arc_emac_priv *priv) if (error) { mdiobus_free(bus); return dev_err_probe(priv->dev, error, - "cannot register MDIO bus %s\n", bus->name); + "cannot register MDIO bus %s\n", name); } return 0; diff --git a/drivers/net/ethernet/atheros/alx/main.c b/drivers/net/ethernet/atheros/alx/main.c index 4ad3fc72e74e..a89b93cb4e26 100644 --- a/drivers/net/ethernet/atheros/alx/main.c +++ b/drivers/net/ethernet/atheros/alx/main.c @@ -1181,8 +1181,11 @@ static int alx_change_mtu(struct net_device *netdev, int mtu) alx->hw.mtu = mtu; alx->rxbuf_size = max(max_frame, ALX_DEF_RXBUF_SIZE); netdev_update_features(netdev); - if (netif_running(netdev)) + if (netif_running(netdev)) { + mutex_lock(&alx->mtx); alx_reinit(alx); + mutex_unlock(&alx->mtx); + } return 0; } diff --git a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c index da595242bc13..f50604f3e541 100644 --- a/drivers/net/ethernet/atheros/atl1c/atl1c_main.c +++ b/drivers/net/ethernet/atheros/atl1c/atl1c_main.c @@ -900,7 +900,7 @@ static void atl1c_clean_tx_ring(struct atl1c_adapter *adapter, atl1c_clean_buffer(pdev, buffer_info); } - netdev_reset_queue(adapter->netdev); + netdev_tx_reset_queue(netdev_get_tx_queue(adapter->netdev, queue)); /* Zero out Tx-buffers */ memset(tpd_ring->desc, 0, sizeof(struct atl1c_tpd_desc) * diff --git a/drivers/net/ethernet/broadcom/bgmac-platform.c b/drivers/net/ethernet/broadcom/bgmac-platform.c index c6412c523637..b4381cd41979 100644 --- a/drivers/net/ethernet/broadcom/bgmac-platform.c +++ b/drivers/net/ethernet/broadcom/bgmac-platform.c @@ -172,6 +172,7 @@ static int bgmac_probe(struct platform_device *pdev) { struct device_node *np = pdev->dev.of_node; struct bgmac *bgmac; + struct resource *regs; int ret; bgmac = bgmac_alloc(&pdev->dev); @@ -208,15 +209,23 @@ static int bgmac_probe(struct platform_device *pdev) if (IS_ERR(bgmac->plat.base)) return PTR_ERR(bgmac->plat.base); - bgmac->plat.idm_base = devm_platform_ioremap_resource_byname(pdev, "idm_base"); - if (IS_ERR(bgmac->plat.idm_base)) - return PTR_ERR(bgmac->plat.idm_base); - else + /* The idm_base resource is optional for some platforms */ + regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "idm_base"); + if (regs) { + bgmac->plat.idm_base = devm_ioremap_resource(&pdev->dev, regs); + if (IS_ERR(bgmac->plat.idm_base)) + return PTR_ERR(bgmac->plat.idm_base); bgmac->feature_flags &= ~BGMAC_FEAT_IDM_MASK; + } - bgmac->plat.nicpm_base = devm_platform_ioremap_resource_byname(pdev, "nicpm_base"); - if (IS_ERR(bgmac->plat.nicpm_base)) - return PTR_ERR(bgmac->plat.nicpm_base); + /* The nicpm_base resource is optional for some platforms */ + regs = platform_get_resource_byname(pdev, IORESOURCE_MEM, "nicpm_base"); + if (regs) { + bgmac->plat.nicpm_base = devm_ioremap_resource(&pdev->dev, + regs); + if (IS_ERR(bgmac->plat.nicpm_base)) + return PTR_ERR(bgmac->plat.nicpm_base); + } bgmac->read = platform_bgmac_read; bgmac->write = platform_bgmac_write; diff --git a/drivers/net/ethernet/broadcom/bnx2.c b/drivers/net/ethernet/broadcom/bnx2.c index e20aafeb4ca9..b97ed9b5f685 100644 --- a/drivers/net/ethernet/broadcom/bnx2.c +++ b/drivers/net/ethernet/broadcom/bnx2.c @@ -8216,7 +8216,7 @@ bnx2_init_board(struct pci_dev *pdev, struct net_device *dev) rc = dma_set_coherent_mask(&pdev->dev, persist_dma_mask); if (rc) { dev_err(&pdev->dev, - "pci_set_consistent_dma_mask failed, aborting\n"); + "dma_set_coherent_mask failed, aborting\n"); goto err_out_unmap; } } else if ((rc = dma_set_mask(&pdev->dev, DMA_BIT_MASK(32))) != 0) { diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h index a19dd6797070..2209d99b3404 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x.h @@ -2533,6 +2533,4 @@ void bnx2x_register_phc(struct bnx2x *bp); * Meant for implicit re-load flows. */ int bnx2x_vlan_reconfigure_vid(struct bnx2x *bp); -int bnx2x_init_firmware(struct bnx2x *bp); -void bnx2x_release_firmware(struct bnx2x *bp); #endif /* bnx2x.h */ diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c index 8d36ebbf08e1..5729a5ab059d 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_cmn.c @@ -2364,24 +2364,30 @@ int bnx2x_compare_fw_ver(struct bnx2x *bp, u32 load_code, bool print_err) /* is another pf loaded on this engine? */ if (load_code != FW_MSG_CODE_DRV_LOAD_COMMON_CHIP && load_code != FW_MSG_CODE_DRV_LOAD_COMMON) { - /* build my FW version dword */ - u32 my_fw = (bp->fw_major) + (bp->fw_minor << 8) + - (bp->fw_rev << 16) + (bp->fw_eng << 24); + u8 loaded_fw_major, loaded_fw_minor, loaded_fw_rev, loaded_fw_eng; + u32 loaded_fw; /* read loaded FW from chip */ - u32 loaded_fw = REG_RD(bp, XSEM_REG_PRAM); + loaded_fw = REG_RD(bp, XSEM_REG_PRAM); - DP(BNX2X_MSG_SP, "loaded fw %x, my fw %x\n", - loaded_fw, my_fw); + loaded_fw_major = loaded_fw & 0xff; + loaded_fw_minor = (loaded_fw >> 8) & 0xff; + loaded_fw_rev = (loaded_fw >> 16) & 0xff; + loaded_fw_eng = (loaded_fw >> 24) & 0xff; + + DP(BNX2X_MSG_SP, "loaded fw 0x%x major 0x%x minor 0x%x rev 0x%x eng 0x%x\n", + loaded_fw, loaded_fw_major, loaded_fw_minor, loaded_fw_rev, loaded_fw_eng); /* abort nic load if version mismatch */ - if (my_fw != loaded_fw) { + if (loaded_fw_major != BCM_5710_FW_MAJOR_VERSION || + loaded_fw_minor != BCM_5710_FW_MINOR_VERSION || + loaded_fw_eng != BCM_5710_FW_ENGINEERING_VERSION || + loaded_fw_rev < BCM_5710_FW_REVISION_VERSION_V15) { if (print_err) - BNX2X_ERR("bnx2x with FW %x was already loaded which mismatches my %x FW. Aborting\n", - loaded_fw, my_fw); + BNX2X_ERR("loaded FW incompatible. Aborting\n"); else - BNX2X_DEV_INFO("bnx2x with FW %x was already loaded which mismatches my %x FW, possibly due to MF UNDI\n", - loaded_fw, my_fw); + BNX2X_DEV_INFO("loaded FW incompatible, possibly due to MF UNDI\n"); + return -EBUSY; } } diff --git a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c index 774c1f1a57c3..c19b072f3a23 100644 --- a/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c +++ b/drivers/net/ethernet/broadcom/bnx2x/bnx2x_main.c @@ -100,6 +100,9 @@ MODULE_LICENSE("GPL"); MODULE_FIRMWARE(FW_FILE_NAME_E1); MODULE_FIRMWARE(FW_FILE_NAME_E1H); MODULE_FIRMWARE(FW_FILE_NAME_E2); +MODULE_FIRMWARE(FW_FILE_NAME_E1_V15); +MODULE_FIRMWARE(FW_FILE_NAME_E1H_V15); +MODULE_FIRMWARE(FW_FILE_NAME_E2_V15); int bnx2x_num_queues; module_param_named(num_queues, bnx2x_num_queues, int, 0444); @@ -12316,15 +12319,6 @@ static int bnx2x_init_bp(struct bnx2x *bp) bnx2x_read_fwinfo(bp); - if (IS_PF(bp)) { - rc = bnx2x_init_firmware(bp); - - if (rc) { - bnx2x_free_mem_bp(bp); - return rc; - } - } - func = BP_FUNC(bp); /* need to reset chip if undi was active */ @@ -12337,7 +12331,6 @@ static int bnx2x_init_bp(struct bnx2x *bp) rc = bnx2x_prev_unload(bp); if (rc) { - bnx2x_release_firmware(bp); bnx2x_free_mem_bp(bp); return rc; } @@ -13406,7 +13399,7 @@ do { \ (u8 *)bp->arr, len); \ } while (0) -int bnx2x_init_firmware(struct bnx2x *bp) +static int bnx2x_init_firmware(struct bnx2x *bp) { const char *fw_file_name, *fw_file_name_v15; struct bnx2x_fw_file_hdr *fw_hdr; @@ -13506,7 +13499,7 @@ request_firmware_exit: return rc; } -void bnx2x_release_firmware(struct bnx2x *bp) +static void bnx2x_release_firmware(struct bnx2x *bp) { kfree(bp->init_ops_offsets); kfree(bp->init_ops); @@ -14023,7 +14016,6 @@ static int bnx2x_init_one(struct pci_dev *pdev, return 0; init_one_freemem: - bnx2x_release_firmware(bp); bnx2x_free_mem_bp(bp); init_one_exit: diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.c b/drivers/net/ethernet/broadcom/bnxt/bnxt.c index 4f94136a011a..b1c98d1408b8 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c @@ -4747,8 +4747,10 @@ static int bnxt_hwrm_cfa_l2_set_rx_mask(struct bnxt *bp, u16 vnic_id) return rc; req->vnic_id = cpu_to_le32(vnic->fw_vnic_id); - req->num_mc_entries = cpu_to_le32(vnic->mc_list_count); - req->mc_tbl_addr = cpu_to_le64(vnic->mc_list_mapping); + if (vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_MCAST) { + req->num_mc_entries = cpu_to_le32(vnic->mc_list_count); + req->mc_tbl_addr = cpu_to_le64(vnic->mc_list_mapping); + } req->mask = cpu_to_le32(vnic->rx_mask); return hwrm_req_send_silent(bp, req); } @@ -7787,6 +7789,19 @@ static int bnxt_map_fw_health_regs(struct bnxt *bp) return 0; } +static void bnxt_remap_fw_health_regs(struct bnxt *bp) +{ + if (!bp->fw_health) + return; + + if (bp->fw_cap & BNXT_FW_CAP_ERROR_RECOVERY) { + bp->fw_health->status_reliable = true; + bp->fw_health->resets_reliable = true; + } else { + bnxt_try_map_fw_health_reg(bp); + } +} + static int bnxt_hwrm_error_recovery_qcfg(struct bnxt *bp) { struct bnxt_fw_health *fw_health = bp->fw_health; @@ -8639,6 +8654,9 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) vnic->uc_filter_count = 1; vnic->rx_mask = 0; + if (test_bit(BNXT_STATE_HALF_OPEN, &bp->state)) + goto skip_rx_mask; + if (bp->dev->flags & IFF_BROADCAST) vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_BCAST; @@ -8648,7 +8666,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (bp->dev->flags & IFF_ALLMULTI) { vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; - } else { + } else if (bp->dev->flags & IFF_MULTICAST) { u32 mask = 0; bnxt_mc_list_updated(bp, &mask); @@ -8659,6 +8677,7 @@ static int bnxt_init_chip(struct bnxt *bp, bool irq_re_init) if (rc) goto err_out; +skip_rx_mask: rc = bnxt_hwrm_set_coal(bp); if (rc) netdev_warn(bp->dev, "HWRM set coalescing failure rc: %x\n", @@ -9850,8 +9869,8 @@ static int bnxt_hwrm_if_change(struct bnxt *bp, bool up) resc_reinit = true; if (flags & FUNC_DRV_IF_CHANGE_RESP_FLAGS_HOT_FW_RESET_DONE) fw_reset = true; - else if (bp->fw_health && !bp->fw_health->status_reliable) - bnxt_try_map_fw_health_reg(bp); + else + bnxt_remap_fw_health_regs(bp); if (test_bit(BNXT_STATE_IN_FW_RESET, &bp->state) && !fw_reset) { netdev_err(bp->dev, "RESET_DONE not set during FW reset.\n"); @@ -10330,13 +10349,15 @@ int bnxt_half_open_nic(struct bnxt *bp) goto half_open_err; } - rc = bnxt_alloc_mem(bp, false); + rc = bnxt_alloc_mem(bp, true); if (rc) { netdev_err(bp->dev, "bnxt_alloc_mem err: %x\n", rc); goto half_open_err; } - rc = bnxt_init_nic(bp, false); + set_bit(BNXT_STATE_HALF_OPEN, &bp->state); + rc = bnxt_init_nic(bp, true); if (rc) { + clear_bit(BNXT_STATE_HALF_OPEN, &bp->state); netdev_err(bp->dev, "bnxt_init_nic err: %x\n", rc); goto half_open_err; } @@ -10344,7 +10365,7 @@ int bnxt_half_open_nic(struct bnxt *bp) half_open_err: bnxt_free_skbs(bp); - bnxt_free_mem(bp, false); + bnxt_free_mem(bp, true); dev_close(bp->dev); return rc; } @@ -10354,9 +10375,10 @@ half_open_err: */ void bnxt_half_close_nic(struct bnxt *bp) { - bnxt_hwrm_resource_free(bp, false, false); + bnxt_hwrm_resource_free(bp, false, true); bnxt_free_skbs(bp); - bnxt_free_mem(bp, false); + bnxt_free_mem(bp, true); + clear_bit(BNXT_STATE_HALF_OPEN, &bp->state); } void bnxt_reenable_sriov(struct bnxt *bp) @@ -10772,7 +10794,7 @@ static void bnxt_set_rx_mode(struct net_device *dev) if (dev->flags & IFF_ALLMULTI) { mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; - } else { + } else if (dev->flags & IFF_MULTICAST) { mc_update = bnxt_mc_list_updated(bp, &mask); } @@ -10849,9 +10871,10 @@ skip_uc: !bnxt_promisc_ok(bp)) vnic->rx_mask &= ~CFA_L2_SET_RX_MASK_REQ_MASK_PROMISCUOUS; rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); - if (rc && vnic->mc_list_count) { + if (rc && (vnic->rx_mask & CFA_L2_SET_RX_MASK_REQ_MASK_MCAST)) { netdev_info(bp->dev, "Failed setting MC filters rc: %d, turning on ALL_MCAST mode\n", rc); + vnic->rx_mask &= ~CFA_L2_SET_RX_MASK_REQ_MASK_MCAST; vnic->rx_mask |= CFA_L2_SET_RX_MASK_REQ_MASK_ALL_MCAST; vnic->mc_list_count = 0; rc = bnxt_hwrm_cfa_l2_set_rx_mask(bp, 0); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt.h b/drivers/net/ethernet/broadcom/bnxt/bnxt.h index 440dfeb4948b..666fc1e7a7d2 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.h @@ -1921,6 +1921,7 @@ struct bnxt { #define BNXT_STATE_RECOVER 12 #define BNXT_STATE_FW_NON_FATAL_COND 13 #define BNXT_STATE_FW_ACTIVATE_RESET 14 +#define BNXT_STATE_HALF_OPEN 15 /* For offline ethtool tests */ #define BNXT_NO_FW_ACCESS(bp) \ (test_bit(BNXT_STATE_FW_FATAL_COND, &(bp)->state) || \ diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c index 4da31b1b84f9..f6e21fac0e69 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c @@ -367,6 +367,16 @@ bnxt_dl_livepatch_report_err(struct bnxt *bp, struct netlink_ext_ack *extack, } } +/* Live patch status in NVM */ +#define BNXT_LIVEPATCH_NOT_INSTALLED 0 +#define BNXT_LIVEPATCH_INSTALLED FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL +#define BNXT_LIVEPATCH_REMOVED FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE +#define BNXT_LIVEPATCH_MASK (FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL | \ + FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE) +#define BNXT_LIVEPATCH_ACTIVATED BNXT_LIVEPATCH_MASK + +#define BNXT_LIVEPATCH_STATE(flags) ((flags) & BNXT_LIVEPATCH_MASK) + static int bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) { @@ -374,8 +384,9 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) struct hwrm_fw_livepatch_query_input *query_req; struct hwrm_fw_livepatch_output *patch_resp; struct hwrm_fw_livepatch_input *patch_req; + u16 flags, live_patch_state; + bool activated = false; u32 installed = 0; - u16 flags; u8 target; int rc; @@ -394,7 +405,6 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) hwrm_req_drop(bp, query_req); return rc; } - patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_ACTIVATE; patch_req->loadtype = FW_LIVEPATCH_REQ_LOADTYPE_NVM_INSTALL; patch_resp = hwrm_req_hold(bp, patch_req); @@ -407,12 +417,20 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) } flags = le16_to_cpu(query_resp->status_flags); - if (~flags & FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_INSTALL) + live_patch_state = BNXT_LIVEPATCH_STATE(flags); + + if (live_patch_state == BNXT_LIVEPATCH_NOT_INSTALLED) continue; - if ((flags & FW_LIVEPATCH_QUERY_RESP_STATUS_FLAGS_ACTIVE) && - !strncmp(query_resp->active_ver, query_resp->install_ver, - sizeof(query_resp->active_ver))) + + if (live_patch_state == BNXT_LIVEPATCH_ACTIVATED) { + activated = true; continue; + } + + if (live_patch_state == BNXT_LIVEPATCH_INSTALLED) + patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_ACTIVATE; + else if (live_patch_state == BNXT_LIVEPATCH_REMOVED) + patch_req->opcode = FW_LIVEPATCH_REQ_OPCODE_DEACTIVATE; patch_req->fw_target = target; rc = hwrm_req_send(bp, patch_req); @@ -424,8 +442,13 @@ bnxt_dl_livepatch_activate(struct bnxt *bp, struct netlink_ext_ack *extack) } if (!rc && !installed) { - NL_SET_ERR_MSG_MOD(extack, "No live patches found"); - rc = -ENOENT; + if (activated) { + NL_SET_ERR_MSG_MOD(extack, "Live patch already activated"); + rc = -EEXIST; + } else { + NL_SET_ERR_MSG_MOD(extack, "No live patches found"); + rc = -ENOENT; + } } hwrm_req_drop(bp, query_req); hwrm_req_drop(bp, patch_req); diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c index 003330e8cd58..8aaa2335f848 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_ethtool.c @@ -25,6 +25,7 @@ #include "bnxt_hsi.h" #include "bnxt.h" #include "bnxt_hwrm.h" +#include "bnxt_ulp.h" #include "bnxt_xdp.h" #include "bnxt_ptp.h" #include "bnxt_ethtool.h" @@ -1969,6 +1970,9 @@ static int bnxt_get_fecparam(struct net_device *dev, case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_RS272_IEEE_ACTIVE: fec->active_fec |= ETHTOOL_FEC_LLRS; break; + case PORT_PHY_QCFG_RESP_ACTIVE_FEC_FEC_NONE_ACTIVE: + fec->active_fec |= ETHTOOL_FEC_OFF; + break; } return 0; } @@ -3454,7 +3458,7 @@ static int bnxt_run_loopback(struct bnxt *bp) if (!skb) return -ENOMEM; data = skb_put(skb, pkt_size); - eth_broadcast_addr(data); + ether_addr_copy(&data[i], bp->dev->dev_addr); i += ETH_ALEN; ether_addr_copy(&data[i], bp->dev->dev_addr); i += ETH_ALEN; @@ -3548,9 +3552,12 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, if (!offline) { bnxt_run_fw_tests(bp, test_mask, &test_results); } else { - rc = bnxt_close_nic(bp, false, false); - if (rc) + bnxt_ulp_stop(bp); + rc = bnxt_close_nic(bp, true, false); + if (rc) { + bnxt_ulp_start(bp, rc); return; + } bnxt_run_fw_tests(bp, test_mask, &test_results); buf[BNXT_MACLPBK_TEST_IDX] = 1; @@ -3560,6 +3567,7 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, if (rc) { bnxt_hwrm_mac_loopback(bp, false); etest->flags |= ETH_TEST_FL_FAILED; + bnxt_ulp_start(bp, rc); return; } if (bnxt_run_loopback(bp)) @@ -3585,7 +3593,8 @@ static void bnxt_self_test(struct net_device *dev, struct ethtool_test *etest, } bnxt_hwrm_phy_loopback(bp, false, false); bnxt_half_close_nic(bp); - rc = bnxt_open_nic(bp, false, true); + rc = bnxt_open_nic(bp, true, true); + bnxt_ulp_start(bp, rc); } if (rc || bnxt_test_irq(bp)) { buf[BNXT_IRQ_TEST_IDX] = 1; diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c index 566c9487ef55..b01d42928a53 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.c @@ -644,17 +644,23 @@ static int __hwrm_send(struct bnxt *bp, struct bnxt_hwrm_ctx *ctx) /* Last byte of resp contains valid bit */ valid = ((u8 *)ctx->resp) + len - 1; - for (j = 0; j < HWRM_VALID_BIT_DELAY_USEC; j++) { + for (j = 0; j < HWRM_VALID_BIT_DELAY_USEC; ) { /* make sure we read from updated DMA memory */ dma_rmb(); if (*valid) break; - usleep_range(1, 5); + if (j < 10) { + udelay(1); + j++; + } else { + usleep_range(20, 30); + j += 20; + } } if (j >= HWRM_VALID_BIT_DELAY_USEC) { hwrm_err(bp, ctx, "Error (timeout: %u) msg {0x%x 0x%x} len:%d v:%d\n", - hwrm_total_timeout(i), req_type, + hwrm_total_timeout(i) + j, req_type, le16_to_cpu(ctx->req->seq_id), len, *valid); goto exit; } diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h index d52bd2d63aec..c98032e38188 100644 --- a/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h +++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_hwrm.h @@ -90,7 +90,7 @@ static inline unsigned int hwrm_total_timeout(unsigned int n) } -#define HWRM_VALID_BIT_DELAY_USEC 150 +#define HWRM_VALID_BIT_DELAY_USEC 50000 static inline bool bnxt_cfa_hwrm_message(u16 req_type) { diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet.c b/drivers/net/ethernet/broadcom/genet/bcmgenet.c index 87f1056e29ff..2da804f84b48 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet.c @@ -2287,8 +2287,10 @@ static unsigned int bcmgenet_desc_rx(struct bcmgenet_rx_ring *ring, dma_length_status = status->length_status; if (dev->features & NETIF_F_RXCSUM) { rx_csum = (__force __be16)(status->rx_csum & 0xffff); - skb->csum = (__force __wsum)ntohs(rx_csum); - skb->ip_summed = CHECKSUM_COMPLETE; + if (rx_csum) { + skb->csum = (__force __wsum)ntohs(rx_csum); + skb->ip_summed = CHECKSUM_COMPLETE; + } } /* DMA flags and length are still valid no matter how diff --git a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c index e31a5a397f11..f55d9d9c01a8 100644 --- a/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c +++ b/drivers/net/ethernet/broadcom/genet/bcmgenet_wol.c @@ -40,6 +40,13 @@ void bcmgenet_get_wol(struct net_device *dev, struct ethtool_wolinfo *wol) { struct bcmgenet_priv *priv = netdev_priv(dev); + struct device *kdev = &priv->pdev->dev; + + if (!device_can_wakeup(kdev)) { + wol->supported = 0; + wol->wolopts = 0; + return; + } wol->supported = WAKE_MAGIC | WAKE_MAGICSECURE | WAKE_FILTER; wol->wolopts = priv->wolopts; diff --git a/drivers/net/ethernet/cadence/macb_main.c b/drivers/net/ethernet/cadence/macb_main.c index 98498a76ae16..d13f06cf0308 100644 --- a/drivers/net/ethernet/cadence/macb_main.c +++ b/drivers/net/ethernet/cadence/macb_main.c @@ -1573,7 +1573,14 @@ static int macb_poll(struct napi_struct *napi, int budget) if (work_done < budget) { napi_complete_done(napi, work_done); - /* Packets received while interrupts were disabled */ + /* RSR bits only seem to propagate to raise interrupts when + * interrupts are enabled at the time, so if bits are already + * set due to packets received while interrupts were disabled, + * they will not cause another interrupt to be generated when + * interrupts are re-enabled. + * Check for this case here. This has been seen to happen + * around 30% of the time under heavy network load. + */ status = macb_readl(bp, RSR); if (status) { if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) @@ -1581,6 +1588,22 @@ static int macb_poll(struct napi_struct *napi, int budget) napi_reschedule(napi); } else { queue_writel(queue, IER, bp->rx_intr_mask); + + /* In rare cases, packets could have been received in + * the window between the check above and re-enabling + * interrupts. Therefore, a double-check is required + * to avoid losing a wakeup. This can potentially race + * with the interrupt handler doing the same actions + * if an interrupt is raised just after enabling them, + * but this should be harmless. + */ + status = macb_readl(bp, RSR); + if (unlikely(status)) { + queue_writel(queue, IDR, bp->rx_intr_mask); + if (bp->caps & MACB_CAPS_ISR_CLEAR_ON_WRITE) + queue_writel(queue, ISR, MACB_BIT(RCOMP)); + napi_schedule(napi); + } } } diff --git a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c index da41eee2f25c..a06003bfa04b 100644 --- a/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c +++ b/drivers/net/ethernet/chelsio/cxgb3/t3_hw.c @@ -3613,6 +3613,8 @@ int t3_prep_adapter(struct adapter *adapter, const struct adapter_info *ai, MAC_STATS_ACCUM_SECS : (MAC_STATS_ACCUM_SECS * 10); adapter->params.pci.vpd_cap_addr = pci_find_capability(adapter->pdev, PCI_CAP_ID_VPD); + if (!adapter->params.pci.vpd_cap_addr) + return -ENODEV; ret = get_vpd_params(adapter, &adapter->params.vpd); if (ret < 0) return ret; diff --git a/drivers/net/ethernet/faraday/ftgmac100.c b/drivers/net/ethernet/faraday/ftgmac100.c index 691605c15265..d5356db7539a 100644 --- a/drivers/net/ethernet/faraday/ftgmac100.c +++ b/drivers/net/ethernet/faraday/ftgmac100.c @@ -989,117 +989,6 @@ static int ftgmac100_alloc_rx_buffers(struct ftgmac100 *priv) return 0; } -static void ftgmac100_adjust_link(struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - struct phy_device *phydev = netdev->phydev; - bool tx_pause, rx_pause; - int new_speed; - - /* We store "no link" as speed 0 */ - if (!phydev->link) - new_speed = 0; - else - new_speed = phydev->speed; - - /* Grab pause settings from PHY if configured to do so */ - if (priv->aneg_pause) { - rx_pause = tx_pause = phydev->pause; - if (phydev->asym_pause) - tx_pause = !rx_pause; - } else { - rx_pause = priv->rx_pause; - tx_pause = priv->tx_pause; - } - - /* Link hasn't changed, do nothing */ - if (phydev->speed == priv->cur_speed && - phydev->duplex == priv->cur_duplex && - rx_pause == priv->rx_pause && - tx_pause == priv->tx_pause) - return; - - /* Print status if we have a link or we had one and just lost it, - * don't print otherwise. - */ - if (new_speed || priv->cur_speed) - phy_print_status(phydev); - - priv->cur_speed = new_speed; - priv->cur_duplex = phydev->duplex; - priv->rx_pause = rx_pause; - priv->tx_pause = tx_pause; - - /* Link is down, do nothing else */ - if (!new_speed) - return; - - /* Disable all interrupts */ - iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); - - /* Reset the adapter asynchronously */ - schedule_work(&priv->reset_task); -} - -static int ftgmac100_mii_probe(struct net_device *netdev) -{ - struct ftgmac100 *priv = netdev_priv(netdev); - struct platform_device *pdev = to_platform_device(priv->dev); - struct device_node *np = pdev->dev.of_node; - struct phy_device *phydev; - phy_interface_t phy_intf; - int err; - - /* Default to RGMII. It's a gigabit part after all */ - err = of_get_phy_mode(np, &phy_intf); - if (err) - phy_intf = PHY_INTERFACE_MODE_RGMII; - - /* Aspeed only supports these. I don't know about other IP - * block vendors so I'm going to just let them through for - * now. Note that this is only a warning if for some obscure - * reason the DT really means to lie about it or it's a newer - * part we don't know about. - * - * On the Aspeed SoC there are additionally straps and SCU - * control bits that could tell us what the interface is - * (or allow us to configure it while the IP block is held - * in reset). For now I chose to keep this driver away from - * those SoC specific bits and assume the device-tree is - * right and the SCU has been configured properly by pinmux - * or the firmware. - */ - if (priv->is_aspeed && !(phy_interface_mode_is_rgmii(phy_intf))) { - netdev_warn(netdev, - "Unsupported PHY mode %s !\n", - phy_modes(phy_intf)); - } - - phydev = phy_find_first(priv->mii_bus); - if (!phydev) { - netdev_info(netdev, "%s: no PHY found\n", netdev->name); - return -ENODEV; - } - - phydev = phy_connect(netdev, phydev_name(phydev), - &ftgmac100_adjust_link, phy_intf); - - if (IS_ERR(phydev)) { - netdev_err(netdev, "%s: Could not attach to PHY\n", netdev->name); - return PTR_ERR(phydev); - } - - /* Indicate that we support PAUSE frames (see comment in - * Documentation/networking/phy.rst) - */ - phy_support_asym_pause(phydev); - - /* Display what we found */ - phy_attached_info(phydev); - - return 0; -} - static int ftgmac100_mdiobus_read(struct mii_bus *bus, int phy_addr, int regnum) { struct net_device *netdev = bus->priv; @@ -1410,10 +1299,8 @@ static int ftgmac100_init_all(struct ftgmac100 *priv, bool ignore_alloc_err) return err; } -static void ftgmac100_reset_task(struct work_struct *work) +static void ftgmac100_reset(struct ftgmac100 *priv) { - struct ftgmac100 *priv = container_of(work, struct ftgmac100, - reset_task); struct net_device *netdev = priv->netdev; int err; @@ -1459,6 +1346,134 @@ static void ftgmac100_reset_task(struct work_struct *work) rtnl_unlock(); } +static void ftgmac100_reset_task(struct work_struct *work) +{ + struct ftgmac100 *priv = container_of(work, struct ftgmac100, + reset_task); + + ftgmac100_reset(priv); +} + +static void ftgmac100_adjust_link(struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + struct phy_device *phydev = netdev->phydev; + bool tx_pause, rx_pause; + int new_speed; + + /* We store "no link" as speed 0 */ + if (!phydev->link) + new_speed = 0; + else + new_speed = phydev->speed; + + /* Grab pause settings from PHY if configured to do so */ + if (priv->aneg_pause) { + rx_pause = tx_pause = phydev->pause; + if (phydev->asym_pause) + tx_pause = !rx_pause; + } else { + rx_pause = priv->rx_pause; + tx_pause = priv->tx_pause; + } + + /* Link hasn't changed, do nothing */ + if (phydev->speed == priv->cur_speed && + phydev->duplex == priv->cur_duplex && + rx_pause == priv->rx_pause && + tx_pause == priv->tx_pause) + return; + + /* Print status if we have a link or we had one and just lost it, + * don't print otherwise. + */ + if (new_speed || priv->cur_speed) + phy_print_status(phydev); + + priv->cur_speed = new_speed; + priv->cur_duplex = phydev->duplex; + priv->rx_pause = rx_pause; + priv->tx_pause = tx_pause; + + /* Link is down, do nothing else */ + if (!new_speed) + return; + + /* Disable all interrupts */ + iowrite32(0, priv->base + FTGMAC100_OFFSET_IER); + + /* Release phy lock to allow ftgmac100_reset to aquire it, keeping lock + * order consistent to prevent dead lock. + */ + if (netdev->phydev) + mutex_unlock(&netdev->phydev->lock); + + ftgmac100_reset(priv); + + if (netdev->phydev) + mutex_lock(&netdev->phydev->lock); + +} + +static int ftgmac100_mii_probe(struct net_device *netdev) +{ + struct ftgmac100 *priv = netdev_priv(netdev); + struct platform_device *pdev = to_platform_device(priv->dev); + struct device_node *np = pdev->dev.of_node; + struct phy_device *phydev; + phy_interface_t phy_intf; + int err; + + /* Default to RGMII. It's a gigabit part after all */ + err = of_get_phy_mode(np, &phy_intf); + if (err) + phy_intf = PHY_INTERFACE_MODE_RGMII; + + /* Aspeed only supports these. I don't know about other IP + * block vendors so I'm going to just let them through for + * now. Note that this is only a warning if for some obscure + * reason the DT really means to lie about it or it's a newer + * part we don't know about. + * + * On the Aspeed SoC there are additionally straps and SCU + * control bits that could tell us what the interface is + * (or allow us to configure it while the IP block is held + * in reset). For now I chose to keep this driver away from + * those SoC specific bits and assume the device-tree is + * right and the SCU has been configured properly by pinmux + * or the firmware. + */ + if (priv->is_aspeed && !(phy_interface_mode_is_rgmii(phy_intf))) { + netdev_warn(netdev, + "Unsupported PHY mode %s !\n", + phy_modes(phy_intf)); + } + + phydev = phy_find_first(priv->mii_bus); + if (!phydev) { + netdev_info(netdev, "%s: no PHY found\n", netdev->name); + return -ENODEV; + } + + phydev = phy_connect(netdev, phydev_name(phydev), + &ftgmac100_adjust_link, phy_intf); + + if (IS_ERR(phydev)) { + netdev_err(netdev, "%s: Could not attach to PHY\n", netdev->name); + return PTR_ERR(phydev); + } + + /* Indicate that we support PAUSE frames (see comment in + * Documentation/networking/phy.rst) + */ + phy_support_asym_pause(phydev); + + /* Display what we found */ + phy_attached_info(phydev); + + return 0; +} + static int ftgmac100_open(struct net_device *netdev) { struct ftgmac100 *priv = netdev_priv(netdev); diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c index dd9385d15f6b..0f90d2d5bb60 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-eth.c @@ -4338,7 +4338,7 @@ static int dpaa2_eth_probe(struct fsl_mc_device *dpni_dev) } INIT_WORK(&priv->tx_onestep_tstamp, dpaa2_eth_tx_onestep_tstamp); - + mutex_init(&priv->onestep_tstamp_lock); skb_queue_head_init(&priv->tx_skbs); priv->rx_copybreak = DPAA2_ETH_DEFAULT_COPYBREAK; diff --git a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c index d6eefbbf163f..cacd454ac696 100644 --- a/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c +++ b/drivers/net/ethernet/freescale/dpaa2/dpaa2-switch-flower.c @@ -532,6 +532,7 @@ static int dpaa2_switch_flower_parse_mirror_key(struct flow_cls_offload *cls, struct flow_rule *rule = flow_cls_offload_flow_rule(cls); struct flow_dissector *dissector = rule->match.dissector; struct netlink_ext_ack *extack = cls->common.extack; + int ret = -EOPNOTSUPP; if (dissector->used_keys & ~(BIT(FLOW_DISSECTOR_KEY_BASIC) | @@ -561,9 +562,10 @@ static int dpaa2_switch_flower_parse_mirror_key(struct flow_cls_offload *cls, } *vlan = (u16)match.key->vlan_id; + ret = 0; } - return 0; + return ret; } static int diff --git a/drivers/net/ethernet/freescale/gianfar_ethtool.c b/drivers/net/ethernet/freescale/gianfar_ethtool.c index ff756265d58f..9a2c16d69e2c 100644 --- a/drivers/net/ethernet/freescale/gianfar_ethtool.c +++ b/drivers/net/ethernet/freescale/gianfar_ethtool.c @@ -1464,6 +1464,7 @@ static int gfar_get_ts_info(struct net_device *dev, ptp_node = of_find_compatible_node(NULL, NULL, "fsl,etsec-ptp"); if (ptp_node) { ptp_dev = of_find_device_by_node(ptp_node); + of_node_put(ptp_node); if (ptp_dev) ptp = platform_get_drvdata(ptp_dev); } diff --git a/drivers/net/ethernet/ibm/ibmvnic.c b/drivers/net/ethernet/ibm/ibmvnic.c index 29617a86b299..b423e94956f1 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.c +++ b/drivers/net/ethernet/ibm/ibmvnic.c @@ -2213,6 +2213,19 @@ static const char *reset_reason_to_string(enum ibmvnic_reset_reason reason) } /* + * Initialize the init_done completion and return code values. We + * can get a transport event just after registering the CRQ and the + * tasklet will use this to communicate the transport event. To ensure + * we don't miss the notification/error, initialize these _before_ + * regisering the CRQ. + */ +static inline void reinit_init_done(struct ibmvnic_adapter *adapter) +{ + reinit_completion(&adapter->init_done); + adapter->init_done_rc = 0; +} + +/* * do_reset returns zero if we are able to keep processing reset events, or * non-zero if we hit a fatal error and must halt. */ @@ -2318,6 +2331,8 @@ static int do_reset(struct ibmvnic_adapter *adapter, */ adapter->state = VNIC_PROBED; + reinit_init_done(adapter); + if (adapter->reset_reason == VNIC_RESET_CHANGE_PARAM) { rc = init_crq_queue(adapter); } else if (adapter->reset_reason == VNIC_RESET_MOBILITY) { @@ -2461,7 +2476,8 @@ static int do_hard_reset(struct ibmvnic_adapter *adapter, */ adapter->state = VNIC_PROBED; - reinit_completion(&adapter->init_done); + reinit_init_done(adapter); + rc = init_crq_queue(adapter); if (rc) { netdev_err(adapter->netdev, @@ -2602,23 +2618,82 @@ out: static void __ibmvnic_reset(struct work_struct *work) { struct ibmvnic_adapter *adapter; - bool saved_state = false; + unsigned int timeout = 5000; struct ibmvnic_rwi *tmprwi; + bool saved_state = false; struct ibmvnic_rwi *rwi; unsigned long flags; - u32 reset_state; + struct device *dev; + bool need_reset; int num_fails = 0; + u32 reset_state; int rc = 0; adapter = container_of(work, struct ibmvnic_adapter, ibmvnic_reset); + dev = &adapter->vdev->dev; - if (test_and_set_bit_lock(0, &adapter->resetting)) { + /* Wait for ibmvnic_probe() to complete. If probe is taking too long + * or if another reset is in progress, defer work for now. If probe + * eventually fails it will flush and terminate our work. + * + * Three possibilities here: + * 1. Adpater being removed - just return + * 2. Timed out on probe or another reset in progress - delay the work + * 3. Completed probe - perform any resets in queue + */ + if (adapter->state == VNIC_PROBING && + !wait_for_completion_timeout(&adapter->probe_done, timeout)) { + dev_err(dev, "Reset thread timed out on probe"); queue_delayed_work(system_long_wq, &adapter->ibmvnic_delayed_reset, IBMVNIC_RESET_DELAY); return; } + /* adapter is done with probe (i.e state is never VNIC_PROBING now) */ + if (adapter->state == VNIC_REMOVING) + return; + + /* ->rwi_list is stable now (no one else is removing entries) */ + + /* ibmvnic_probe() may have purged the reset queue after we were + * scheduled to process a reset so there maybe no resets to process. + * Before setting the ->resetting bit though, we have to make sure + * that there is infact a reset to process. Otherwise we may race + * with ibmvnic_open() and end up leaving the vnic down: + * + * __ibmvnic_reset() ibmvnic_open() + * ----------------- -------------- + * + * set ->resetting bit + * find ->resetting bit is set + * set ->state to IBMVNIC_OPEN (i.e + * assume reset will open device) + * return + * find reset queue empty + * return + * + * Neither performed vnic login/open and vnic stays down + * + * If we hold the lock and conditionally set the bit, either we + * or ibmvnic_open() will complete the open. + */ + need_reset = false; + spin_lock(&adapter->rwi_lock); + if (!list_empty(&adapter->rwi_list)) { + if (test_and_set_bit_lock(0, &adapter->resetting)) { + queue_delayed_work(system_long_wq, + &adapter->ibmvnic_delayed_reset, + IBMVNIC_RESET_DELAY); + } else { + need_reset = true; + } + } + spin_unlock(&adapter->rwi_lock); + + if (!need_reset) + return; + rwi = get_next_rwi(adapter); while (rwi) { spin_lock_irqsave(&adapter->state_lock, flags); @@ -2735,12 +2810,23 @@ static void __ibmvnic_delayed_reset(struct work_struct *work) __ibmvnic_reset(&adapter->ibmvnic_reset); } +static void flush_reset_queue(struct ibmvnic_adapter *adapter) +{ + struct list_head *entry, *tmp_entry; + + if (!list_empty(&adapter->rwi_list)) { + list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) { + list_del(entry); + kfree(list_entry(entry, struct ibmvnic_rwi, list)); + } + } +} + static int ibmvnic_reset(struct ibmvnic_adapter *adapter, enum ibmvnic_reset_reason reason) { - struct list_head *entry, *tmp_entry; - struct ibmvnic_rwi *rwi, *tmp; struct net_device *netdev = adapter->netdev; + struct ibmvnic_rwi *rwi, *tmp; unsigned long flags; int ret; @@ -2759,13 +2845,6 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, goto err; } - if (adapter->state == VNIC_PROBING) { - netdev_warn(netdev, "Adapter reset during probe\n"); - adapter->init_done_rc = -EAGAIN; - ret = EAGAIN; - goto err; - } - list_for_each_entry(tmp, &adapter->rwi_list, list) { if (tmp->reset_reason == reason) { netdev_dbg(netdev, "Skipping matching reset, reason=%s\n", @@ -2783,10 +2862,9 @@ static int ibmvnic_reset(struct ibmvnic_adapter *adapter, /* if we just received a transport event, * flush reset queue and process this reset */ - if (adapter->force_reset_recovery && !list_empty(&adapter->rwi_list)) { - list_for_each_safe(entry, tmp_entry, &adapter->rwi_list) - list_del(entry); - } + if (adapter->force_reset_recovery) + flush_reset_queue(adapter); + rwi->reset_reason = reason; list_add_tail(&rwi->list, &adapter->rwi_list); netdev_dbg(adapter->netdev, "Scheduling reset (reason %s)\n", @@ -5321,9 +5399,9 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, } if (!completion_done(&adapter->init_done)) { - complete(&adapter->init_done); if (!adapter->init_done_rc) adapter->init_done_rc = -EAGAIN; + complete(&adapter->init_done); } break; @@ -5346,6 +5424,13 @@ static void ibmvnic_handle_crq(union ibmvnic_crq *crq, adapter->fw_done_rc = -EIO; complete(&adapter->fw_done); } + + /* if we got here during crq-init, retry crq-init */ + if (!completion_done(&adapter->init_done)) { + adapter->init_done_rc = -EAGAIN; + complete(&adapter->init_done); + } + if (!completion_done(&adapter->stats_done)) complete(&adapter->stats_done); if (test_bit(0, &adapter->resetting)) @@ -5662,10 +5747,6 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset) adapter->from_passive_init = false; - if (reset) - reinit_completion(&adapter->init_done); - - adapter->init_done_rc = 0; rc = ibmvnic_send_crq_init(adapter); if (rc) { dev_err(dev, "Send crq init failed with error %d\n", rc); @@ -5679,12 +5760,14 @@ static int ibmvnic_reset_init(struct ibmvnic_adapter *adapter, bool reset) if (adapter->init_done_rc) { release_crq_queue(adapter); + dev_err(dev, "CRQ-init failed, %d\n", adapter->init_done_rc); return adapter->init_done_rc; } if (adapter->from_passive_init) { adapter->state = VNIC_OPEN; adapter->from_passive_init = false; + dev_err(dev, "CRQ-init failed, passive-init\n"); return -EINVAL; } @@ -5724,6 +5807,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) struct ibmvnic_adapter *adapter; struct net_device *netdev; unsigned char *mac_addr_p; + unsigned long flags; bool init_success; int rc; @@ -5768,6 +5852,7 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) spin_lock_init(&adapter->rwi_lock); spin_lock_init(&adapter->state_lock); mutex_init(&adapter->fw_lock); + init_completion(&adapter->probe_done); init_completion(&adapter->init_done); init_completion(&adapter->fw_done); init_completion(&adapter->reset_done); @@ -5778,6 +5863,33 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) init_success = false; do { + reinit_init_done(adapter); + + /* clear any failovers we got in the previous pass + * since we are reinitializing the CRQ + */ + adapter->failover_pending = false; + + /* If we had already initialized CRQ, we may have one or + * more resets queued already. Discard those and release + * the CRQ before initializing the CRQ again. + */ + release_crq_queue(adapter); + + /* Since we are still in PROBING state, __ibmvnic_reset() + * will not access the ->rwi_list and since we released CRQ, + * we won't get _new_ transport events. But there maybe an + * ongoing ibmvnic_reset() call. So serialize access to + * rwi_list. If we win the race, ibvmnic_reset() could add + * a reset after we purged but thats ok - we just may end + * up with an extra reset (i.e similar to having two or more + * resets in the queue at once). + * CHECK. + */ + spin_lock_irqsave(&adapter->rwi_lock, flags); + flush_reset_queue(adapter); + spin_unlock_irqrestore(&adapter->rwi_lock, flags); + rc = init_crq_queue(adapter); if (rc) { dev_err(&dev->dev, "Couldn't initialize crq. rc=%d\n", @@ -5809,12 +5921,6 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) goto ibmvnic_dev_file_err; netif_carrier_off(netdev); - rc = register_netdev(netdev); - if (rc) { - dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); - goto ibmvnic_register_fail; - } - dev_info(&dev->dev, "ibmvnic registered\n"); if (init_success) { adapter->state = VNIC_PROBED; @@ -5827,6 +5933,16 @@ static int ibmvnic_probe(struct vio_dev *dev, const struct vio_device_id *id) adapter->wait_for_reset = false; adapter->last_reset_time = jiffies; + + rc = register_netdev(netdev); + if (rc) { + dev_err(&dev->dev, "failed to register netdev rc=%d\n", rc); + goto ibmvnic_register_fail; + } + dev_info(&dev->dev, "ibmvnic registered\n"); + + complete(&adapter->probe_done); + return 0; ibmvnic_register_fail: @@ -5841,6 +5957,17 @@ ibmvnic_stats_fail: ibmvnic_init_fail: release_sub_crqs(adapter, 1); release_crq_queue(adapter); + + /* cleanup worker thread after releasing CRQ so we don't get + * transport events (i.e new work items for the worker thread). + */ + adapter->state = VNIC_REMOVING; + complete(&adapter->probe_done); + flush_work(&adapter->ibmvnic_reset); + flush_delayed_work(&adapter->ibmvnic_delayed_reset); + + flush_reset_queue(adapter); + mutex_destroy(&adapter->fw_lock); free_netdev(netdev); @@ -5917,10 +6044,14 @@ static ssize_t failover_store(struct device *dev, struct device_attribute *attr, be64_to_cpu(session_token)); rc = plpar_hcall_norets(H_VIOCTL, adapter->vdev->unit_address, H_SESSION_ERR_DETECTED, session_token, 0, 0); - if (rc) + if (rc) { netdev_err(netdev, "H_VIOCTL initiated failover failed, rc %ld\n", rc); + goto last_resort; + } + + return count; last_resort: netdev_dbg(netdev, "Trying to send CRQ_CMD, the last resort\n"); diff --git a/drivers/net/ethernet/ibm/ibmvnic.h b/drivers/net/ethernet/ibm/ibmvnic.h index 4a7a56ff74ce..fa2d607a7b1b 100644 --- a/drivers/net/ethernet/ibm/ibmvnic.h +++ b/drivers/net/ethernet/ibm/ibmvnic.h @@ -930,6 +930,7 @@ struct ibmvnic_adapter { struct ibmvnic_tx_pool *tx_pool; struct ibmvnic_tx_pool *tso_pool; + struct completion probe_done; struct completion init_done; int init_done_rc; diff --git a/drivers/net/ethernet/intel/e1000e/hw.h b/drivers/net/ethernet/intel/e1000e/hw.h index bcf680e83811..13382df2f2ef 100644 --- a/drivers/net/ethernet/intel/e1000e/hw.h +++ b/drivers/net/ethernet/intel/e1000e/hw.h @@ -630,6 +630,7 @@ struct e1000_phy_info { bool disable_polarity_correction; bool is_mdix; bool polarity_correction; + bool reset_disable; bool speed_downgraded; bool autoneg_wait_to_complete; }; diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.c b/drivers/net/ethernet/intel/e1000e/ich8lan.c index c908c84b86d2..d60e2016d03c 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.c +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.c @@ -2050,6 +2050,10 @@ static s32 e1000_check_reset_block_ich8lan(struct e1000_hw *hw) bool blocked = false; int i = 0; + /* Check the PHY (LCD) reset flag */ + if (hw->phy.reset_disable) + return true; + while ((blocked = !(er32(FWSM) & E1000_ICH_FWSM_RSPCIPHY)) && (i++ < 30)) usleep_range(10000, 11000); @@ -4136,9 +4140,9 @@ static s32 e1000_validate_nvm_checksum_ich8lan(struct e1000_hw *hw) return ret_val; if (!(data & valid_csum_mask)) { - e_dbg("NVM Checksum Invalid\n"); + e_dbg("NVM Checksum valid bit not set\n"); - if (hw->mac.type < e1000_pch_cnp) { + if (hw->mac.type < e1000_pch_tgp) { data |= valid_csum_mask; ret_val = e1000_write_nvm(hw, word, 1, &data); if (ret_val) diff --git a/drivers/net/ethernet/intel/e1000e/ich8lan.h b/drivers/net/ethernet/intel/e1000e/ich8lan.h index 2504b11c3169..638a3ddd7ada 100644 --- a/drivers/net/ethernet/intel/e1000e/ich8lan.h +++ b/drivers/net/ethernet/intel/e1000e/ich8lan.h @@ -271,6 +271,7 @@ #define I217_CGFREG_ENABLE_MTA_RESET 0x0002 #define I217_MEMPWR PHY_REG(772, 26) #define I217_MEMPWR_DISABLE_SMB_RELEASE 0x0010 +#define I217_MEMPWR_MOEM 0x1000 /* Receive Address Initial CRC Calculation */ #define E1000_PCH_RAICC(_n) (0x05F50 + ((_n) * 4)) diff --git a/drivers/net/ethernet/intel/e1000e/netdev.c b/drivers/net/ethernet/intel/e1000e/netdev.c index a42aeb555f34..c5bdef3ffe26 100644 --- a/drivers/net/ethernet/intel/e1000e/netdev.c +++ b/drivers/net/ethernet/intel/e1000e/netdev.c @@ -6987,8 +6987,21 @@ static __maybe_unused int e1000e_pm_suspend(struct device *dev) struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev)); struct e1000_adapter *adapter = netdev_priv(netdev); struct pci_dev *pdev = to_pci_dev(dev); + struct e1000_hw *hw = &adapter->hw; + u16 phy_data; int rc; + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { + /* Mask OEM Bits / Gig Disable / Restart AN (772_26[12] = 1) */ + e1e_rphy(hw, I217_MEMPWR, &phy_data); + phy_data |= I217_MEMPWR_MOEM; + e1e_wphy(hw, I217_MEMPWR, phy_data); + + /* Disable LCD reset */ + hw->phy.reset_disable = true; + } + e1000e_flush_lpic(pdev); e1000e_pm_freeze(dev); @@ -7010,6 +7023,8 @@ static __maybe_unused int e1000e_pm_resume(struct device *dev) struct net_device *netdev = pci_get_drvdata(to_pci_dev(dev)); struct e1000_adapter *adapter = netdev_priv(netdev); struct pci_dev *pdev = to_pci_dev(dev); + struct e1000_hw *hw = &adapter->hw; + u16 phy_data; int rc; /* Introduce S0ix implementation */ @@ -7020,6 +7035,17 @@ static __maybe_unused int e1000e_pm_resume(struct device *dev) if (rc) return rc; + if (er32(FWSM) & E1000_ICH_FWSM_FW_VALID && + hw->mac.type >= e1000_pch_adp) { + /* Unmask OEM Bits / Gig Disable / Restart AN 772_26[12] = 0 */ + e1e_rphy(hw, I217_MEMPWR, &phy_data); + phy_data &= ~I217_MEMPWR_MOEM; + e1e_wphy(hw, I217_MEMPWR, phy_data); + + /* Enable LCD reset */ + hw->phy.reset_disable = false; + } + return e1000e_pm_thaw(dev); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c index 1e57cc8c47d7..9db5001297c7 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_debugfs.c +++ b/drivers/net/ethernet/intel/i40e/i40e_debugfs.c @@ -742,10 +742,8 @@ static void i40e_dbg_dump_vf(struct i40e_pf *pf, int vf_id) vsi = pf->vsi[vf->lan_vsi_idx]; dev_info(&pf->pdev->dev, "vf %2d: VSI id=%d, seid=%d, qps=%d\n", vf_id, vf->lan_vsi_id, vsi->seid, vf->num_queue_pairs); - dev_info(&pf->pdev->dev, " num MDD=%lld, invalid msg=%lld, valid msg=%lld\n", - vf->num_mdd_events, - vf->num_invalid_msgs, - vf->num_valid_msgs); + dev_info(&pf->pdev->dev, " num MDD=%lld\n", + vf->num_mdd_events); } else { dev_info(&pf->pdev->dev, "invalid VF id %d\n", vf_id); } diff --git a/drivers/net/ethernet/intel/i40e/i40e_main.c b/drivers/net/ethernet/intel/i40e/i40e_main.c index 0c4b7dfb3b35..31b03fe78d3b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_main.c +++ b/drivers/net/ethernet/intel/i40e/i40e_main.c @@ -5372,15 +5372,7 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc, /* There is no need to reset BW when mqprio mode is on. */ if (pf->flags & I40E_FLAG_TC_MQPRIO) return 0; - - if (!vsi->mqprio_qopt.qopt.hw) { - if (pf->flags & I40E_FLAG_DCB_ENABLED) - goto skip_reset; - - if (IS_ENABLED(CONFIG_I40E_DCB) && - i40e_dcb_hw_get_num_tc(&pf->hw) == 1) - goto skip_reset; - + if (!vsi->mqprio_qopt.qopt.hw && !(pf->flags & I40E_FLAG_DCB_ENABLED)) { ret = i40e_set_bw_limit(vsi, vsi->seid, 0); if (ret) dev_info(&pf->pdev->dev, @@ -5388,8 +5380,6 @@ static int i40e_vsi_configure_bw_alloc(struct i40e_vsi *vsi, u8 enabled_tc, vsi->seid); return ret; } - -skip_reset: memset(&bw_data, 0, sizeof(bw_data)); bw_data.tc_valid_bits = enabled_tc; for (i = 0; i < I40E_MAX_TRAFFIC_CLASS; i++) diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c index dfdb6e786461..2606e8f0f19b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.c @@ -1917,19 +1917,17 @@ sriov_configure_out: /***********************virtual channel routines******************/ /** - * i40e_vc_send_msg_to_vf_ex + * i40e_vc_send_msg_to_vf * @vf: pointer to the VF info * @v_opcode: virtual channel opcode * @v_retval: virtual channel return value * @msg: pointer to the msg buffer * @msglen: msg length - * @is_quiet: true for not printing unsuccessful return values, false otherwise * * send msg to VF **/ -static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, - u32 v_retval, u8 *msg, u16 msglen, - bool is_quiet) +static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, + u32 v_retval, u8 *msg, u16 msglen) { struct i40e_pf *pf; struct i40e_hw *hw; @@ -1944,25 +1942,6 @@ static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, hw = &pf->hw; abs_vf_id = vf->vf_id + hw->func_caps.vf_base_id; - /* single place to detect unsuccessful return values */ - if (v_retval && !is_quiet) { - vf->num_invalid_msgs++; - dev_info(&pf->pdev->dev, "VF %d failed opcode %d, retval: %d\n", - vf->vf_id, v_opcode, v_retval); - if (vf->num_invalid_msgs > - I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED) { - dev_err(&pf->pdev->dev, - "Number of invalid messages exceeded for VF %d\n", - vf->vf_id); - dev_err(&pf->pdev->dev, "Use PF Control I/F to enable the VF\n"); - set_bit(I40E_VF_STATE_DISABLED, &vf->vf_states); - } - } else { - vf->num_valid_msgs++; - /* reset the invalid counter, if a valid message is received. */ - vf->num_invalid_msgs = 0; - } - aq_ret = i40e_aq_send_msg_to_vf(hw, abs_vf_id, v_opcode, v_retval, msg, msglen, NULL); if (aq_ret) { @@ -1976,23 +1955,6 @@ static int i40e_vc_send_msg_to_vf_ex(struct i40e_vf *vf, u32 v_opcode, } /** - * i40e_vc_send_msg_to_vf - * @vf: pointer to the VF info - * @v_opcode: virtual channel opcode - * @v_retval: virtual channel return value - * @msg: pointer to the msg buffer - * @msglen: msg length - * - * send msg to VF - **/ -static int i40e_vc_send_msg_to_vf(struct i40e_vf *vf, u32 v_opcode, - u32 v_retval, u8 *msg, u16 msglen) -{ - return i40e_vc_send_msg_to_vf_ex(vf, v_opcode, v_retval, - msg, msglen, false); -} - -/** * i40e_vc_send_resp_to_vf * @vf: pointer to the VF info * @opcode: operation code @@ -2822,7 +2784,6 @@ error_param: * i40e_check_vf_permission * @vf: pointer to the VF info * @al: MAC address list from virtchnl - * @is_quiet: set true for printing msg without opcode info, false otherwise * * Check that the given list of MAC addresses is allowed. Will return -EPERM * if any address in the list is not valid. Checks the following conditions: @@ -2837,8 +2798,7 @@ error_param: * addresses might not be accurate. **/ static inline int i40e_check_vf_permission(struct i40e_vf *vf, - struct virtchnl_ether_addr_list *al, - bool *is_quiet) + struct virtchnl_ether_addr_list *al) { struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi = pf->vsi[vf->lan_vsi_idx]; @@ -2846,7 +2806,6 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, int mac2add_cnt = 0; int i; - *is_quiet = false; for (i = 0; i < al->num_elements; i++) { struct i40e_mac_filter *f; u8 *addr = al->list[i].addr; @@ -2870,7 +2829,6 @@ static inline int i40e_check_vf_permission(struct i40e_vf *vf, !ether_addr_equal(addr, vf->default_lan_addr.addr)) { dev_err(&pf->pdev->dev, "VF attempting to override administratively set MAC address, bring down and up the VF interface to resume normal operation\n"); - *is_quiet = true; return -EPERM; } @@ -2921,7 +2879,6 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) (struct virtchnl_ether_addr_list *)msg; struct i40e_pf *pf = vf->pf; struct i40e_vsi *vsi = NULL; - bool is_quiet = false; i40e_status ret = 0; int i; @@ -2938,7 +2895,7 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) */ spin_lock_bh(&vsi->mac_filter_hash_lock); - ret = i40e_check_vf_permission(vf, al, &is_quiet); + ret = i40e_check_vf_permission(vf, al); if (ret) { spin_unlock_bh(&vsi->mac_filter_hash_lock); goto error_param; @@ -2976,8 +2933,8 @@ static int i40e_vc_add_mac_addr_msg(struct i40e_vf *vf, u8 *msg) error_param: /* send the response to the VF */ - return i40e_vc_send_msg_to_vf_ex(vf, VIRTCHNL_OP_ADD_ETH_ADDR, - ret, NULL, 0, is_quiet); + return i40e_vc_send_msg_to_vf(vf, VIRTCHNL_OP_ADD_ETH_ADDR, + ret, NULL, 0); } /** diff --git a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h index 03c42fd0fea1..a554d0a0b09b 100644 --- a/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/i40e/i40e_virtchnl_pf.h @@ -10,8 +10,6 @@ #define I40E_VIRTCHNL_SUPPORTED_QTYPES 2 -#define I40E_DEFAULT_NUM_INVALID_MSGS_ALLOWED 10 - #define I40E_VLAN_PRIORITY_SHIFT 13 #define I40E_VLAN_MASK 0xFFF #define I40E_PRIORITY_MASK 0xE000 @@ -92,9 +90,6 @@ struct i40e_vf { u8 num_queue_pairs; /* num of qps assigned to VF vsis */ u8 num_req_queues; /* num of requested qps */ u64 num_mdd_events; /* num of mdd events detected */ - /* num of continuous malformed or invalid msgs detected */ - u64 num_invalid_msgs; - u64 num_valid_msgs; /* num of valid msgs detected */ unsigned long vf_caps; /* vf's adv. capabilities */ unsigned long vf_states; /* vf's runtime states */ diff --git a/drivers/net/ethernet/intel/iavf/iavf.h b/drivers/net/ethernet/intel/iavf/iavf.h index 59806d1f7e79..4babe4705a55 100644 --- a/drivers/net/ethernet/intel/iavf/iavf.h +++ b/drivers/net/ethernet/intel/iavf/iavf.h @@ -201,6 +201,10 @@ enum iavf_state_t { __IAVF_RUNNING, /* opened, working */ }; +enum iavf_critical_section_t { + __IAVF_IN_REMOVE_TASK, /* device being removed */ +}; + #define IAVF_CLOUD_FIELD_OMAC 0x01 #define IAVF_CLOUD_FIELD_IMAC 0x02 #define IAVF_CLOUD_FIELD_IVLAN 0x04 @@ -246,7 +250,6 @@ struct iavf_adapter { struct list_head mac_filter_list; struct mutex crit_lock; struct mutex client_lock; - struct mutex remove_lock; /* Lock to protect accesses to MAC and VLAN lists */ spinlock_t mac_vlan_list_lock; char misc_vector_name[IFNAMSIZ + 9]; @@ -284,6 +287,8 @@ struct iavf_adapter { #define IAVF_FLAG_LEGACY_RX BIT(15) #define IAVF_FLAG_REINIT_ITR_NEEDED BIT(16) #define IAVF_FLAG_QUEUES_DISABLED BIT(17) +#define IAVF_FLAG_SETUP_NETDEV_FEATURES BIT(18) +#define IAVF_FLAG_REINIT_MSIX_NEEDED BIT(20) /* duplicates for common code */ #define IAVF_FLAG_DCB_ENABLED 0 /* flags for admin queue service task */ diff --git a/drivers/net/ethernet/intel/iavf/iavf_main.c b/drivers/net/ethernet/intel/iavf/iavf_main.c index 8125b9120615..0e178a0a59c5 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_main.c +++ b/drivers/net/ethernet/intel/iavf/iavf_main.c @@ -302,8 +302,9 @@ static irqreturn_t iavf_msix_aq(int irq, void *data) rd32(hw, IAVF_VFINT_ICR01); rd32(hw, IAVF_VFINT_ICR0_ENA1); - /* schedule work on the private workqueue */ - queue_work(iavf_wq, &adapter->adminq_task); + if (adapter->state != __IAVF_REMOVE) + /* schedule work on the private workqueue */ + queue_work(iavf_wq, &adapter->adminq_task); return IRQ_HANDLED; } @@ -1136,8 +1137,7 @@ void iavf_down(struct iavf_adapter *adapter) rss->state = IAVF_ADV_RSS_DEL_REQUEST; spin_unlock_bh(&adapter->adv_rss_lock); - if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) && - adapter->state != __IAVF_RESETTING) { + if (!(adapter->flags & IAVF_FLAG_PF_COMMS_FAILED)) { /* cancel any current operation */ adapter->current_op = VIRTCHNL_OP_UNKNOWN; /* Schedule operations to close down the HW. Don't wait @@ -2120,7 +2120,7 @@ int iavf_parse_vf_resource_msg(struct iavf_adapter *adapter) "Requested %d queues, but PF only gave us %d.\n", num_req_queues, adapter->vsi_res->num_queue_pairs); - adapter->flags |= IAVF_FLAG_REINIT_ITR_NEEDED; + adapter->flags |= IAVF_FLAG_REINIT_MSIX_NEEDED; adapter->num_req_queues = adapter->vsi_res->num_queue_pairs; iavf_schedule_reset(adapter); @@ -2374,17 +2374,22 @@ static void iavf_watchdog_task(struct work_struct *work) struct iavf_hw *hw = &adapter->hw; u32 reg_val; - if (!mutex_trylock(&adapter->crit_lock)) + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state == __IAVF_REMOVE) + return; + goto restart_watchdog; + } if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) iavf_change_state(adapter, __IAVF_COMM_FAILED); - if (adapter->flags & IAVF_FLAG_RESET_NEEDED && - adapter->state != __IAVF_RESETTING) { - iavf_change_state(adapter, __IAVF_RESETTING); + if (adapter->flags & IAVF_FLAG_RESET_NEEDED) { adapter->aq_required = 0; adapter->current_op = VIRTCHNL_OP_UNKNOWN; + mutex_unlock(&adapter->crit_lock); + queue_work(iavf_wq, &adapter->reset_task); + return; } switch (adapter->state) { @@ -2419,6 +2424,15 @@ static void iavf_watchdog_task(struct work_struct *work) msecs_to_jiffies(1)); return; case __IAVF_INIT_FAILED: + if (test_bit(__IAVF_IN_REMOVE_TASK, + &adapter->crit_section)) { + /* Do not update the state and do not reschedule + * watchdog task, iavf_remove should handle this state + * as it can loop forever + */ + mutex_unlock(&adapter->crit_lock); + return; + } if (++adapter->aq_wait_count > IAVF_AQ_MAX_ERR) { dev_err(&adapter->pdev->dev, "Failed to communicate with PF; waiting before retry\n"); @@ -2435,6 +2449,17 @@ static void iavf_watchdog_task(struct work_struct *work) queue_delayed_work(iavf_wq, &adapter->watchdog_task, HZ); return; case __IAVF_COMM_FAILED: + if (test_bit(__IAVF_IN_REMOVE_TASK, + &adapter->crit_section)) { + /* Set state to __IAVF_INIT_FAILED and perform remove + * steps. Remove IAVF_FLAG_PF_COMMS_FAILED so the task + * doesn't bring the state back to __IAVF_COMM_FAILED. + */ + iavf_change_state(adapter, __IAVF_INIT_FAILED); + adapter->flags &= ~IAVF_FLAG_PF_COMMS_FAILED; + mutex_unlock(&adapter->crit_lock); + return; + } reg_val = rd32(hw, IAVF_VFGEN_RSTAT) & IAVF_VFGEN_RSTAT_VFR_STATE_MASK; if (reg_val == VIRTCHNL_VFR_VFACTIVE || @@ -2507,7 +2532,8 @@ static void iavf_watchdog_task(struct work_struct *work) schedule_delayed_work(&adapter->client_task, msecs_to_jiffies(5)); mutex_unlock(&adapter->crit_lock); restart_watchdog: - queue_work(iavf_wq, &adapter->adminq_task); + if (adapter->state >= __IAVF_DOWN) + queue_work(iavf_wq, &adapter->adminq_task); if (adapter->aq_required) queue_delayed_work(iavf_wq, &adapter->watchdog_task, msecs_to_jiffies(20)); @@ -2515,6 +2541,13 @@ restart_watchdog: queue_delayed_work(iavf_wq, &adapter->watchdog_task, HZ * 2); } +/** + * iavf_disable_vf - disable VF + * @adapter: board private structure + * + * Set communication failed flag and free all resources. + * NOTE: This function is expected to be called with crit_lock being held. + **/ static void iavf_disable_vf(struct iavf_adapter *adapter) { struct iavf_mac_filter *f, *ftmp; @@ -2569,7 +2602,6 @@ static void iavf_disable_vf(struct iavf_adapter *adapter) memset(adapter->vf_res, 0, IAVF_VIRTCHNL_VF_RESOURCE_SIZE); iavf_shutdown_adminq(&adapter->hw); adapter->netdev->flags &= ~IFF_UP; - mutex_unlock(&adapter->crit_lock); adapter->flags &= ~IAVF_FLAG_RESET_PENDING; iavf_change_state(adapter, __IAVF_DOWN); wake_up(&adapter->down_waitqueue); @@ -2601,13 +2633,13 @@ static void iavf_reset_task(struct work_struct *work) /* When device is being removed it doesn't make sense to run the reset * task, just return in such a case. */ - if (mutex_is_locked(&adapter->remove_lock)) - return; + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state != __IAVF_REMOVE) + queue_work(iavf_wq, &adapter->reset_task); - if (iavf_lock_timeout(&adapter->crit_lock, 200)) { - schedule_work(&adapter->reset_task); return; } + while (!mutex_trylock(&adapter->client_lock)) usleep_range(500, 1000); if (CLIENT_ENABLED(adapter)) { @@ -2662,6 +2694,7 @@ static void iavf_reset_task(struct work_struct *work) reg_val); iavf_disable_vf(adapter); mutex_unlock(&adapter->client_lock); + mutex_unlock(&adapter->crit_lock); return; /* Do not attempt to reinit. It's dead, Jim. */ } @@ -2670,8 +2703,7 @@ continue_reset: * ndo_open() returning, so we can't assume it means all our open * tasks have finished, since we're not holding the rtnl_lock here. */ - running = ((adapter->state == __IAVF_RUNNING) || - (adapter->state == __IAVF_RESETTING)); + running = adapter->state == __IAVF_RUNNING; if (running) { netdev->flags &= ~IFF_UP; @@ -2701,7 +2733,8 @@ continue_reset: err); adapter->aq_required = 0; - if (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED) { + if ((adapter->flags & IAVF_FLAG_REINIT_MSIX_NEEDED) || + (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED)) { err = iavf_reinit_interrupt_scheme(adapter); if (err) goto reset_err; @@ -2773,12 +2806,13 @@ continue_reset: if (err) goto reset_err; - if (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED) { + if ((adapter->flags & IAVF_FLAG_REINIT_MSIX_NEEDED) || + (adapter->flags & IAVF_FLAG_REINIT_ITR_NEEDED)) { err = iavf_request_traffic_irqs(adapter, netdev->name); if (err) goto reset_err; - adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; + adapter->flags &= ~IAVF_FLAG_REINIT_MSIX_NEEDED; } iavf_configure(adapter); @@ -2793,6 +2827,9 @@ continue_reset: iavf_change_state(adapter, __IAVF_DOWN); wake_up(&adapter->down_waitqueue); } + + adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; + mutex_unlock(&adapter->client_lock); mutex_unlock(&adapter->crit_lock); @@ -2826,13 +2863,19 @@ static void iavf_adminq_task(struct work_struct *work) if (adapter->flags & IAVF_FLAG_PF_COMMS_FAILED) goto out; + if (!mutex_trylock(&adapter->crit_lock)) { + if (adapter->state == __IAVF_REMOVE) + return; + + queue_work(iavf_wq, &adapter->adminq_task); + goto out; + } + event.buf_len = IAVF_MAX_AQ_BUF_SIZE; event.msg_buf = kzalloc(event.buf_len, GFP_KERNEL); if (!event.msg_buf) goto out; - if (iavf_lock_timeout(&adapter->crit_lock, 200)) - goto freedom; do { ret = iavf_clean_arq_element(hw, &event, &pending); v_op = (enum virtchnl_ops)le32_to_cpu(event.desc.cookie_high); @@ -2848,6 +2891,24 @@ static void iavf_adminq_task(struct work_struct *work) } while (pending); mutex_unlock(&adapter->crit_lock); + if ((adapter->flags & IAVF_FLAG_SETUP_NETDEV_FEATURES)) { + if (adapter->netdev_registered || + !test_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section)) { + struct net_device *netdev = adapter->netdev; + + rtnl_lock(); + netdev_update_features(netdev); + rtnl_unlock(); + /* Request VLAN offload settings */ + if (VLAN_V2_ALLOWED(adapter)) + iavf_set_vlan_offload_features + (adapter, 0, netdev->features); + + iavf_set_queue_vlan_tag_loc(adapter); + } + + adapter->flags &= ~IAVF_FLAG_SETUP_NETDEV_FEATURES; + } if ((adapter->flags & (IAVF_FLAG_RESET_PENDING | IAVF_FLAG_RESET_NEEDED)) || adapter->state == __IAVF_RESETTING) @@ -3800,11 +3861,12 @@ static int iavf_close(struct net_device *netdev) struct iavf_adapter *adapter = netdev_priv(netdev); int status; - if (adapter->state <= __IAVF_DOWN_PENDING) - return 0; + mutex_lock(&adapter->crit_lock); - while (!mutex_trylock(&adapter->crit_lock)) - usleep_range(500, 1000); + if (adapter->state <= __IAVF_DOWN_PENDING) { + mutex_unlock(&adapter->crit_lock); + return 0; + } set_bit(__IAVF_VSI_DOWN, adapter->vsi.state); if (CLIENT_ENABLED(adapter)) @@ -3853,8 +3915,11 @@ static int iavf_change_mtu(struct net_device *netdev, int new_mtu) iavf_notify_client_l2_params(&adapter->vsi); adapter->flags |= IAVF_FLAG_SERVICE_CLIENT_REQUESTED; } - adapter->flags |= IAVF_FLAG_RESET_NEEDED; - queue_work(iavf_wq, &adapter->reset_task); + + if (netif_running(netdev)) { + adapter->flags |= IAVF_FLAG_RESET_NEEDED; + queue_work(iavf_wq, &adapter->reset_task); + } return 0; } @@ -4431,7 +4496,6 @@ static int iavf_probe(struct pci_dev *pdev, const struct pci_device_id *ent) */ mutex_init(&adapter->crit_lock); mutex_init(&adapter->client_lock); - mutex_init(&adapter->remove_lock); mutex_init(&hw->aq.asq_mutex); mutex_init(&hw->aq.arq_mutex); @@ -4547,7 +4611,6 @@ static int __maybe_unused iavf_resume(struct device *dev_d) static void iavf_remove(struct pci_dev *pdev) { struct iavf_adapter *adapter = iavf_pdev_to_adapter(pdev); - enum iavf_state_t prev_state = adapter->last_state; struct net_device *netdev = adapter->netdev; struct iavf_fdir_fltr *fdir, *fdirtmp; struct iavf_vlan_filter *vlf, *vlftmp; @@ -4556,14 +4619,37 @@ static void iavf_remove(struct pci_dev *pdev) struct iavf_cloud_filter *cf, *cftmp; struct iavf_hw *hw = &adapter->hw; int err; - /* Indicate we are in remove and not to run reset_task */ - mutex_lock(&adapter->remove_lock); - cancel_work_sync(&adapter->reset_task); + + /* When reboot/shutdown is in progress no need to do anything + * as the adapter is already REMOVE state that was set during + * iavf_shutdown() callback. + */ + if (adapter->state == __IAVF_REMOVE) + return; + + set_bit(__IAVF_IN_REMOVE_TASK, &adapter->crit_section); + /* Wait until port initialization is complete. + * There are flows where register/unregister netdev may race. + */ + while (1) { + mutex_lock(&adapter->crit_lock); + if (adapter->state == __IAVF_RUNNING || + adapter->state == __IAVF_DOWN || + adapter->state == __IAVF_INIT_FAILED) { + mutex_unlock(&adapter->crit_lock); + break; + } + + mutex_unlock(&adapter->crit_lock); + usleep_range(500, 1000); + } cancel_delayed_work_sync(&adapter->watchdog_task); - cancel_delayed_work_sync(&adapter->client_task); + if (adapter->netdev_registered) { - unregister_netdev(netdev); + rtnl_lock(); + unregister_netdevice(netdev); adapter->netdev_registered = false; + rtnl_unlock(); } if (CLIENT_ALLOWED(adapter)) { err = iavf_lan_del_device(adapter); @@ -4572,6 +4658,10 @@ static void iavf_remove(struct pci_dev *pdev) err); } + mutex_lock(&adapter->crit_lock); + dev_info(&adapter->pdev->dev, "Remove device\n"); + iavf_change_state(adapter, __IAVF_REMOVE); + iavf_request_reset(adapter); msleep(50); /* If the FW isn't responding, kick it once, but only once. */ @@ -4579,37 +4669,24 @@ static void iavf_remove(struct pci_dev *pdev) iavf_request_reset(adapter); msleep(50); } - if (iavf_lock_timeout(&adapter->crit_lock, 5000)) - dev_warn(&adapter->pdev->dev, "failed to acquire crit_lock in %s\n", __FUNCTION__); - dev_info(&adapter->pdev->dev, "Removing device\n"); + iavf_misc_irq_disable(adapter); /* Shut down all the garbage mashers on the detention level */ - iavf_change_state(adapter, __IAVF_REMOVE); + cancel_work_sync(&adapter->reset_task); + cancel_delayed_work_sync(&adapter->watchdog_task); + cancel_work_sync(&adapter->adminq_task); + cancel_delayed_work_sync(&adapter->client_task); + adapter->aq_required = 0; adapter->flags &= ~IAVF_FLAG_REINIT_ITR_NEEDED; iavf_free_all_tx_resources(adapter); iavf_free_all_rx_resources(adapter); - iavf_misc_irq_disable(adapter); iavf_free_misc_irq(adapter); - /* In case we enter iavf_remove from erroneous state, free traffic irqs - * here, so as to not cause a kernel crash, when calling - * iavf_reset_interrupt_capability. - */ - if ((adapter->last_state == __IAVF_RESETTING && - prev_state != __IAVF_DOWN) || - (adapter->last_state == __IAVF_RUNNING && - !(netdev->flags & IFF_UP))) - iavf_free_traffic_irqs(adapter); - iavf_reset_interrupt_capability(adapter); iavf_free_q_vectors(adapter); - cancel_delayed_work_sync(&adapter->watchdog_task); - - cancel_work_sync(&adapter->adminq_task); - iavf_free_rss(adapter); if (hw->aq.asq.count) @@ -4621,8 +4698,6 @@ static void iavf_remove(struct pci_dev *pdev) mutex_destroy(&adapter->client_lock); mutex_unlock(&adapter->crit_lock); mutex_destroy(&adapter->crit_lock); - mutex_unlock(&adapter->remove_lock); - mutex_destroy(&adapter->remove_lock); iounmap(hw->hw_addr); pci_release_regions(pdev); diff --git a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c index 5ee1d118fd30..5263cefe46f5 100644 --- a/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c +++ b/drivers/net/ethernet/intel/iavf/iavf_virtchnl.c @@ -1835,6 +1835,22 @@ void iavf_request_reset(struct iavf_adapter *adapter) } /** + * iavf_netdev_features_vlan_strip_set - update vlan strip status + * @netdev: ptr to netdev being adjusted + * @enable: enable or disable vlan strip + * + * Helper function to change vlan strip status in netdev->features. + */ +static void iavf_netdev_features_vlan_strip_set(struct net_device *netdev, + const bool enable) +{ + if (enable) + netdev->features |= NETIF_F_HW_VLAN_CTAG_RX; + else + netdev->features &= ~NETIF_F_HW_VLAN_CTAG_RX; +} + +/** * iavf_virtchnl_completion * @adapter: adapter structure * @v_opcode: opcode sent by PF @@ -2057,8 +2073,18 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, } break; case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING: + dev_warn(&adapter->pdev->dev, "Changing VLAN Stripping is not allowed when Port VLAN is configured\n"); + /* Vlan stripping could not be enabled by ethtool. + * Disable it in netdev->features. + */ + iavf_netdev_features_vlan_strip_set(netdev, false); + break; case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING: dev_warn(&adapter->pdev->dev, "Changing VLAN Stripping is not allowed when Port VLAN is configured\n"); + /* Vlan stripping could not be disabled by ethtool. + * Enable it in netdev->features. + */ + iavf_netdev_features_vlan_strip_set(netdev, true); break; default: dev_err(&adapter->pdev->dev, "PF returned error %d (%s) to our request %d\n", @@ -2146,29 +2172,7 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, sizeof(adapter->vlan_v2_caps))); iavf_process_config(adapter); - - /* unlock crit_lock before acquiring rtnl_lock as other - * processes holding rtnl_lock could be waiting for the same - * crit_lock - */ - mutex_unlock(&adapter->crit_lock); - /* VLAN capabilities can change during VFR, so make sure to - * update the netdev features with the new capabilities - */ - rtnl_lock(); - netdev_update_features(netdev); - rtnl_unlock(); - if (iavf_lock_timeout(&adapter->crit_lock, 10000)) - dev_warn(&adapter->pdev->dev, "failed to acquire crit_lock in %s\n", - __FUNCTION__); - - /* Request VLAN offload settings */ - if (VLAN_V2_ALLOWED(adapter)) - iavf_set_vlan_offload_features(adapter, 0, - netdev->features); - - iavf_set_queue_vlan_tag_loc(adapter); - + adapter->flags |= IAVF_FLAG_SETUP_NETDEV_FEATURES; } break; case VIRTCHNL_OP_ENABLE_QUEUES: @@ -2334,6 +2338,20 @@ void iavf_virtchnl_completion(struct iavf_adapter *adapter, spin_unlock_bh(&adapter->adv_rss_lock); } break; + case VIRTCHNL_OP_ENABLE_VLAN_STRIPPING: + /* PF enabled vlan strip on this VF. + * Update netdev->features if needed to be in sync with ethtool. + */ + if (!v_retval) + iavf_netdev_features_vlan_strip_set(netdev, true); + break; + case VIRTCHNL_OP_DISABLE_VLAN_STRIPPING: + /* PF disabled vlan strip on this VF. + * Update netdev->features if needed to be in sync with ethtool. + */ + if (!v_retval) + iavf_netdev_features_vlan_strip_set(netdev, false); + break; default: if (adapter->current_op && (v_opcode != adapter->current_op)) dev_warn(&adapter->pdev->dev, "Expected response %d from PF, received %d\n", diff --git a/drivers/net/ethernet/intel/ice/ice.h b/drivers/net/ethernet/intel/ice/ice.h index a9fa701aaa95..bea1d1e39fa2 100644 --- a/drivers/net/ethernet/intel/ice/ice.h +++ b/drivers/net/ethernet/intel/ice/ice.h @@ -280,7 +280,6 @@ enum ice_pf_state { ICE_VFLR_EVENT_PENDING, ICE_FLTR_OVERFLOW_PROMISC, ICE_VF_DIS, - ICE_VF_DEINIT_IN_PROGRESS, ICE_CFG_BUSY, ICE_SERVICE_SCHED, ICE_SERVICE_DIS, @@ -484,6 +483,7 @@ enum ice_pf_flags { ICE_FLAG_MDD_AUTO_RESET_VF, ICE_FLAG_LINK_LENIENT_MODE_ENA, ICE_FLAG_PLUG_AUX_DEV, + ICE_FLAG_MTU_CHANGED, ICE_PF_FLAGS_NBITS /* must be last */ }; @@ -898,7 +898,16 @@ static inline void ice_set_rdma_cap(struct ice_pf *pf) */ static inline void ice_clear_rdma_cap(struct ice_pf *pf) { - ice_unplug_aux_dev(pf); + /* We can directly unplug aux device here only if the flag bit + * ICE_FLAG_PLUG_AUX_DEV is not set because ice_unplug_aux_dev() + * could race with ice_plug_aux_dev() called from + * ice_service_task(). In this case we only clear that bit now and + * aux device will be unplugged later once ice_plug_aux_device() + * called from ice_service_task() finishes (see ice_service_task()). + */ + if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + ice_unplug_aux_dev(pf); + clear_bit(ICE_FLAG_RDMA_ENA, pf->flags); clear_bit(ICE_FLAG_AUX_ENA, pf->flags); } diff --git a/drivers/net/ethernet/intel/ice/ice_common.c b/drivers/net/ethernet/intel/ice/ice_common.c index a6d7d3eff186..e2af99a763ed 100644 --- a/drivers/net/ethernet/intel/ice/ice_common.c +++ b/drivers/net/ethernet/intel/ice/ice_common.c @@ -3340,7 +3340,7 @@ ice_cfg_phy_fec(struct ice_port_info *pi, struct ice_aqc_set_phy_cfg_data *cfg, if (fec == ICE_FEC_AUTO && ice_fw_supports_link_override(hw) && !ice_fw_supports_report_dflt_cfg(hw)) { - struct ice_link_default_override_tlv tlv; + struct ice_link_default_override_tlv tlv = { 0 }; status = ice_get_link_default_override(&tlv, pi); if (status) diff --git a/drivers/net/ethernet/intel/ice/ice_eswitch.c b/drivers/net/ethernet/intel/ice/ice_eswitch.c index 864692b157b6..73edc24d81d5 100644 --- a/drivers/net/ethernet/intel/ice/ice_eswitch.c +++ b/drivers/net/ethernet/intel/ice/ice_eswitch.c @@ -44,6 +44,7 @@ ice_eswitch_add_vf_mac_rule(struct ice_pf *pf, struct ice_vf *vf, const u8 *mac) ctrl_vsi->rxq_map[vf->vf_id]; rule_info.flags_info.act |= ICE_SINGLE_ACT_LB_ENABLE; rule_info.flags_info.act_valid = true; + rule_info.tun_type = ICE_SW_TUN_AND_NON_TUN; err = ice_add_adv_rule(hw, list, lkups_cnt, &rule_info, vf->repr->mac_rule); diff --git a/drivers/net/ethernet/intel/ice/ice_ethtool.c b/drivers/net/ethernet/intel/ice/ice_ethtool.c index e2e3ef7fba7f..a5dc9824e255 100644 --- a/drivers/net/ethernet/intel/ice/ice_ethtool.c +++ b/drivers/net/ethernet/intel/ice/ice_ethtool.c @@ -2298,7 +2298,7 @@ ice_set_link_ksettings(struct net_device *netdev, if (err) goto done; - curr_link_speed = pi->phy.link_info.link_speed; + curr_link_speed = pi->phy.curr_user_speed_req; adv_link_speed = ice_ksettings_find_adv_link_speed(ks); /* If speed didn't get set, set it to what it currently is. diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c index 0c187cf04fcf..53256aca27c7 100644 --- a/drivers/net/ethernet/intel/ice/ice_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_lib.c @@ -1684,6 +1684,12 @@ static void ice_vsi_set_rss_flow_fld(struct ice_vsi *vsi) if (status) dev_dbg(dev, "ice_add_rss_cfg failed for sctp6 flow, vsi = %d, error = %d\n", vsi_num, status); + + status = ice_add_rss_cfg(hw, vsi_handle, ICE_FLOW_HASH_ESP_SPI, + ICE_FLOW_SEG_HDR_ESP); + if (status) + dev_dbg(dev, "ice_add_rss_cfg failed for esp/spi flow, vsi = %d, error = %d\n", + vsi_num, status); } /** diff --git a/drivers/net/ethernet/intel/ice/ice_main.c b/drivers/net/ethernet/intel/ice/ice_main.c index 17a9bb461dc3..b7e8744b0c0a 100644 --- a/drivers/net/ethernet/intel/ice/ice_main.c +++ b/drivers/net/ethernet/intel/ice/ice_main.c @@ -1799,7 +1799,9 @@ static void ice_handle_mdd_event(struct ice_pf *pf) * reset, so print the event prior to reset. */ ice_print_vf_rx_mdd_event(vf); + mutex_lock(&pf->vf[i].cfg_lock); ice_reset_vf(&pf->vf[i], false); + mutex_unlock(&pf->vf[i].cfg_lock); } } } @@ -2253,9 +2255,30 @@ static void ice_service_task(struct work_struct *work) return; } - if (test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + if (test_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) { + /* Plug aux device per request */ ice_plug_aux_dev(pf); + /* Mark plugging as done but check whether unplug was + * requested during ice_plug_aux_dev() call + * (e.g. from ice_clear_rdma_cap()) and if so then + * plug aux device. + */ + if (!test_and_clear_bit(ICE_FLAG_PLUG_AUX_DEV, pf->flags)) + ice_unplug_aux_dev(pf); + } + + if (test_and_clear_bit(ICE_FLAG_MTU_CHANGED, pf->flags)) { + struct iidc_event *event; + + event = kzalloc(sizeof(*event), GFP_KERNEL); + if (event) { + set_bit(IIDC_EVENT_AFTER_MTU_CHANGE, event->type); + ice_send_event_to_aux(pf, event); + kfree(event); + } + } + ice_clean_adminq_subtask(pf); ice_check_media_subtask(pf); ice_check_for_hang_subtask(pf); @@ -3021,7 +3044,7 @@ static irqreturn_t ice_misc_intr(int __always_unused irq, void *data) struct iidc_event *event; ena_mask &= ~ICE_AUX_CRIT_ERR; - event = kzalloc(sizeof(*event), GFP_KERNEL); + event = kzalloc(sizeof(*event), GFP_ATOMIC); if (event) { set_bit(IIDC_EVENT_CRIT_ERR, event->type); /* report the entire OICR value to AUX driver */ @@ -4857,7 +4880,6 @@ static void ice_remove(struct pci_dev *pdev) ice_devlink_unregister_params(pf); set_bit(ICE_DOWN, pf->state); - mutex_destroy(&(&pf->hw)->fdir_fltr_lock); ice_deinit_lag(pf); if (test_bit(ICE_FLAG_PTP_SUPPORTED, pf->flags)) ice_ptp_release(pf); @@ -4865,6 +4887,7 @@ static void ice_remove(struct pci_dev *pdev) ice_remove_arfs(pf); ice_setup_mc_magic_wake(pf); ice_vsi_release_all(pf); + mutex_destroy(&(&pf->hw)->fdir_fltr_lock); ice_set_wake(pf); ice_free_irq_msix_misc(pf); ice_for_each_vsi(pf, i) { @@ -5939,8 +5962,9 @@ ice_update_vsi_tx_ring_stats(struct ice_vsi *vsi, u64 pkts = 0, bytes = 0; ring = READ_ONCE(rings[i]); - if (ring) - ice_fetch_u64_stats_per_ring(&ring->syncp, ring->stats, &pkts, &bytes); + if (!ring) + continue; + ice_fetch_u64_stats_per_ring(&ring->syncp, ring->stats, &pkts, &bytes); vsi_stats->tx_packets += pkts; vsi_stats->tx_bytes += bytes; vsi->tx_restart += ring->tx_stats.restart_q; @@ -6820,7 +6844,6 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) struct ice_netdev_priv *np = netdev_priv(netdev); struct ice_vsi *vsi = np->vsi; struct ice_pf *pf = vsi->back; - struct iidc_event *event; u8 count = 0; int err = 0; @@ -6855,14 +6878,6 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) return -EBUSY; } - event = kzalloc(sizeof(*event), GFP_KERNEL); - if (!event) - return -ENOMEM; - - set_bit(IIDC_EVENT_BEFORE_MTU_CHANGE, event->type); - ice_send_event_to_aux(pf, event); - clear_bit(IIDC_EVENT_BEFORE_MTU_CHANGE, event->type); - netdev->mtu = (unsigned int)new_mtu; /* if VSI is up, bring it down and then back up */ @@ -6870,21 +6885,18 @@ static int ice_change_mtu(struct net_device *netdev, int new_mtu) err = ice_down(vsi); if (err) { netdev_err(netdev, "change MTU if_down err %d\n", err); - goto event_after; + return err; } err = ice_up(vsi); if (err) { netdev_err(netdev, "change MTU if_up err %d\n", err); - goto event_after; + return err; } } netdev_dbg(netdev, "changed MTU to %d\n", new_mtu); -event_after: - set_bit(IIDC_EVENT_AFTER_MTU_CHANGE, event->type); - ice_send_event_to_aux(pf, event); - kfree(event); + set_bit(ICE_FLAG_MTU_CHANGED, pf->flags); return err; } diff --git a/drivers/net/ethernet/intel/ice/ice_protocol_type.h b/drivers/net/ethernet/intel/ice/ice_protocol_type.h index dc1b0e9e6df5..695b6dd61dc2 100644 --- a/drivers/net/ethernet/intel/ice/ice_protocol_type.h +++ b/drivers/net/ethernet/intel/ice/ice_protocol_type.h @@ -47,6 +47,7 @@ enum ice_protocol_type { enum ice_sw_tunnel_type { ICE_NON_TUN = 0, + ICE_SW_TUN_AND_NON_TUN, ICE_SW_TUN_VXLAN, ICE_SW_TUN_GENEVE, ICE_SW_TUN_NVGRE, diff --git a/drivers/net/ethernet/intel/ice/ice_ptp.c b/drivers/net/ethernet/intel/ice/ice_ptp.c index ae291d442539..000c39d163a2 100644 --- a/drivers/net/ethernet/intel/ice/ice_ptp.c +++ b/drivers/net/ethernet/intel/ice/ice_ptp.c @@ -1533,9 +1533,12 @@ exit: static int ice_ptp_adjtime_nonatomic(struct ptp_clock_info *info, s64 delta) { struct timespec64 now, then; + int ret; then = ns_to_timespec64(delta); - ice_ptp_gettimex64(info, &now, NULL); + ret = ice_ptp_gettimex64(info, &now, NULL); + if (ret) + return ret; now = timespec64_add(now, then); return ice_ptp_settime64(info, (const struct timespec64 *)&now); diff --git a/drivers/net/ethernet/intel/ice/ice_switch.c b/drivers/net/ethernet/intel/ice/ice_switch.c index 11ae0bee3590..475ec2afa210 100644 --- a/drivers/net/ethernet/intel/ice/ice_switch.c +++ b/drivers/net/ethernet/intel/ice/ice_switch.c @@ -4537,6 +4537,7 @@ ice_get_compat_fv_bitmap(struct ice_hw *hw, struct ice_adv_rule_info *rinfo, case ICE_SW_TUN_NVGRE: prof_type = ICE_PROF_TUN_GRE; break; + case ICE_SW_TUN_AND_NON_TUN: default: prof_type = ICE_PROF_ALL; break; @@ -5305,7 +5306,8 @@ ice_add_adv_rule(struct ice_hw *hw, struct ice_adv_lkup_elem *lkups, if (status) goto err_ice_add_adv_rule; - if (rinfo->tun_type != ICE_NON_TUN) { + if (rinfo->tun_type != ICE_NON_TUN && + rinfo->tun_type != ICE_SW_TUN_AND_NON_TUN) { status = ice_fill_adv_packet_tun(hw, rinfo->tun_type, s_rule->pdata.lkup_tx_rx.hdr, pkt_offsets); diff --git a/drivers/net/ethernet/intel/ice/ice_tc_lib.c b/drivers/net/ethernet/intel/ice/ice_tc_lib.c index e8aab664270a..65cf32eb4046 100644 --- a/drivers/net/ethernet/intel/ice/ice_tc_lib.c +++ b/drivers/net/ethernet/intel/ice/ice_tc_lib.c @@ -709,7 +709,7 @@ ice_tc_set_port(struct flow_match_ports match, fltr->flags |= ICE_TC_FLWR_FIELD_ENC_DEST_L4_PORT; else fltr->flags |= ICE_TC_FLWR_FIELD_DEST_L4_PORT; - fltr->flags |= ICE_TC_FLWR_FIELD_DEST_L4_PORT; + headers->l4_key.dst_port = match.key->dst; headers->l4_mask.dst_port = match.mask->dst; } @@ -718,7 +718,7 @@ ice_tc_set_port(struct flow_match_ports match, fltr->flags |= ICE_TC_FLWR_FIELD_ENC_SRC_L4_PORT; else fltr->flags |= ICE_TC_FLWR_FIELD_SRC_L4_PORT; - fltr->flags |= ICE_TC_FLWR_FIELD_SRC_L4_PORT; + headers->l4_key.src_port = match.key->src; headers->l4_mask.src_port = match.mask->src; } diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c index 39b80124d282..1be3cd4b2bef 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.c @@ -500,8 +500,6 @@ void ice_free_vfs(struct ice_pf *pf) struct ice_hw *hw = &pf->hw; unsigned int tmp, i; - set_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state); - if (!pf->vf) return; @@ -519,22 +517,26 @@ void ice_free_vfs(struct ice_pf *pf) else dev_warn(dev, "VFs are assigned - not disabling SR-IOV\n"); - /* Avoid wait time by stopping all VFs at the same time */ - ice_for_each_vf(pf, i) - ice_dis_vf_qs(&pf->vf[i]); - tmp = pf->num_alloc_vfs; pf->num_qps_per_vf = 0; pf->num_alloc_vfs = 0; for (i = 0; i < tmp; i++) { - if (test_bit(ICE_VF_STATE_INIT, pf->vf[i].vf_states)) { + struct ice_vf *vf = &pf->vf[i]; + + mutex_lock(&vf->cfg_lock); + + ice_dis_vf_qs(vf); + + if (test_bit(ICE_VF_STATE_INIT, vf->vf_states)) { /* disable VF qp mappings and set VF disable state */ - ice_dis_vf_mappings(&pf->vf[i]); - set_bit(ICE_VF_STATE_DIS, pf->vf[i].vf_states); - ice_free_vf_res(&pf->vf[i]); + ice_dis_vf_mappings(vf); + set_bit(ICE_VF_STATE_DIS, vf->vf_states); + ice_free_vf_res(vf); } - mutex_destroy(&pf->vf[i].cfg_lock); + mutex_unlock(&vf->cfg_lock); + + mutex_destroy(&vf->cfg_lock); } if (ice_sriov_free_msix_res(pf)) @@ -570,7 +572,6 @@ void ice_free_vfs(struct ice_pf *pf) i); clear_bit(ICE_VF_DIS, pf->state); - clear_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state); clear_bit(ICE_FLAG_SRIOV_ENA, pf->flags); } @@ -1498,6 +1499,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) ice_for_each_vf(pf, v) { vf = &pf->vf[v]; + mutex_lock(&vf->cfg_lock); + vf->driver_caps = 0; ice_vc_set_default_allowlist(vf); @@ -1512,6 +1515,8 @@ bool ice_reset_all_vfs(struct ice_pf *pf, bool is_vflr) ice_vf_pre_vsi_rebuild(vf); ice_vf_rebuild_vsi(vf); ice_vf_post_vsi_rebuild(vf); + + mutex_unlock(&vf->cfg_lock); } if (ice_is_eswitch_mode_switchdev(pf)) @@ -1562,6 +1567,8 @@ bool ice_reset_vf(struct ice_vf *vf, bool is_vflr) u32 reg; int i; + lockdep_assert_held(&vf->cfg_lock); + dev = ice_pf_to_dev(pf); if (test_bit(ICE_VF_RESETS_DISABLED, pf->state)) { @@ -2061,9 +2068,12 @@ void ice_process_vflr_event(struct ice_pf *pf) bit_idx = (hw->func_caps.vf_base_id + vf_id) % 32; /* read GLGEN_VFLRSTAT register to find out the flr VFs */ reg = rd32(hw, GLGEN_VFLRSTAT(reg_idx)); - if (reg & BIT(bit_idx)) + if (reg & BIT(bit_idx)) { /* GLGEN_VFLRSTAT bit will be cleared in ice_reset_vf */ + mutex_lock(&vf->cfg_lock); ice_reset_vf(vf, true); + mutex_unlock(&vf->cfg_lock); + } } } @@ -2140,7 +2150,9 @@ ice_vf_lan_overflow_event(struct ice_pf *pf, struct ice_rq_event_info *event) if (!vf) return; + mutex_lock(&vf->cfg_lock); ice_vc_reset_vf(vf); + mutex_unlock(&vf->cfg_lock); } /** @@ -2170,24 +2182,6 @@ ice_vc_send_msg_to_vf(struct ice_vf *vf, u32 v_opcode, dev = ice_pf_to_dev(pf); - /* single place to detect unsuccessful return values */ - if (v_retval) { - vf->num_inval_msgs++; - dev_info(dev, "VF %d failed opcode %d, retval: %d\n", vf->vf_id, - v_opcode, v_retval); - if (vf->num_inval_msgs > ICE_DFLT_NUM_INVAL_MSGS_ALLOWED) { - dev_err(dev, "Number of invalid messages exceeded for VF %d\n", - vf->vf_id); - dev_err(dev, "Use PF Control I/F to enable the VF\n"); - set_bit(ICE_VF_STATE_DIS, vf->vf_states); - return -EIO; - } - } else { - vf->num_valid_msgs++; - /* reset the invalid counter, if a valid message is received. */ - vf->num_inval_msgs = 0; - } - aq_ret = ice_aq_send_msg_to_vf(&pf->hw, vf->vf_id, v_opcode, v_retval, msg, msglen, NULL); if (aq_ret && pf->hw.mailboxq.sq_last_status != ICE_AQ_RC_ENOSYS) { @@ -4625,10 +4619,6 @@ void ice_vc_process_vf_msg(struct ice_pf *pf, struct ice_rq_event_info *event) struct device *dev; int err = 0; - /* if de-init is underway, don't process messages from VF */ - if (test_bit(ICE_VF_DEINIT_IN_PROGRESS, pf->state)) - return; - dev = ice_pf_to_dev(pf); if (ice_validate_vf_id(pf, vf_id)) { err = -EINVAL; diff --git a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h index 752487a1bdd6..8f27255cc0cc 100644 --- a/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h +++ b/drivers/net/ethernet/intel/ice/ice_virtchnl_pf.h @@ -14,7 +14,6 @@ #define ICE_MAX_MACADDR_PER_VF 18 /* Malicious Driver Detection */ -#define ICE_DFLT_NUM_INVAL_MSGS_ALLOWED 10 #define ICE_MDD_EVENTS_THRESHOLD 30 /* Static VF transaction/status register def */ @@ -134,8 +133,6 @@ struct ice_vf { unsigned int max_tx_rate; /* Maximum Tx bandwidth limit in Mbps */ DECLARE_BITMAP(vf_states, ICE_VF_STATES_NBITS); /* VF runtime states */ - u64 num_inval_msgs; /* number of continuous invalid msgs */ - u64 num_valid_msgs; /* number of valid msgs detected */ unsigned long vf_caps; /* VF's adv. capabilities */ u8 num_req_qs; /* num of queue pairs requested by VF */ u16 num_mac; diff --git a/drivers/net/ethernet/intel/igc/igc_phy.c b/drivers/net/ethernet/intel/igc/igc_phy.c index 5cad31c3c7b0..40dbf4b43234 100644 --- a/drivers/net/ethernet/intel/igc/igc_phy.c +++ b/drivers/net/ethernet/intel/igc/igc_phy.c @@ -746,8 +746,6 @@ s32 igc_write_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 data) if (ret_val) return ret_val; ret_val = igc_write_phy_reg_mdic(hw, offset, data); - if (ret_val) - return ret_val; hw->phy.ops.release(hw); } else { ret_val = igc_write_xmdio_reg(hw, (u16)offset, dev_addr, @@ -779,8 +777,6 @@ s32 igc_read_phy_reg_gpy(struct igc_hw *hw, u32 offset, u16 *data) if (ret_val) return ret_val; ret_val = igc_read_phy_reg_mdic(hw, offset, data); - if (ret_val) - return ret_val; hw->phy.ops.release(hw); } else { ret_val = igc_read_xmdio_reg(hw, (u16)offset, dev_addr, diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c index b3fd8e5cd85b..6a5e9cf6b5da 100644 --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_xsk.c @@ -390,12 +390,14 @@ static bool ixgbe_xmit_zc(struct ixgbe_ring *xdp_ring, unsigned int budget) u32 cmd_type; while (budget-- > 0) { - if (unlikely(!ixgbe_desc_unused(xdp_ring)) || - !netif_carrier_ok(xdp_ring->netdev)) { + if (unlikely(!ixgbe_desc_unused(xdp_ring))) { work_done = false; break; } + if (!netif_carrier_ok(xdp_ring->netdev)) + break; + if (!xsk_tx_peek_desc(pool, &desc)) break; diff --git a/drivers/net/ethernet/lantiq_xrx200.c b/drivers/net/ethernet/lantiq_xrx200.c index 41d11137cde0..5712c3e94be8 100644 --- a/drivers/net/ethernet/lantiq_xrx200.c +++ b/drivers/net/ethernet/lantiq_xrx200.c @@ -260,9 +260,9 @@ static int xrx200_hw_receive(struct xrx200_chan *ch) if (ctl & LTQ_DMA_EOP) { ch->skb_head->protocol = eth_type_trans(ch->skb_head, net_dev); - netif_receive_skb(ch->skb_head); net_dev->stats.rx_packets++; net_dev->stats.rx_bytes += ch->skb_head->len; + netif_receive_skb(ch->skb_head); ch->skb_head = NULL; ch->skb_tail = NULL; ret = XRX200_DMA_PACKET_COMPLETE; diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c b/drivers/net/ethernet/marvell/mv643xx_eth.c index 105247582684..143ca8be5eb5 100644 --- a/drivers/net/ethernet/marvell/mv643xx_eth.c +++ b/drivers/net/ethernet/marvell/mv643xx_eth.c @@ -2704,6 +2704,16 @@ MODULE_DEVICE_TABLE(of, mv643xx_eth_shared_ids); static struct platform_device *port_platdev[3]; +static void mv643xx_eth_shared_of_remove(void) +{ + int n; + + for (n = 0; n < 3; n++) { + platform_device_del(port_platdev[n]); + port_platdev[n] = NULL; + } +} + static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev, struct device_node *pnp) { @@ -2740,7 +2750,9 @@ static int mv643xx_eth_shared_of_add_port(struct platform_device *pdev, return -EINVAL; } - of_get_mac_address(pnp, ppd.mac_addr); + ret = of_get_mac_address(pnp, ppd.mac_addr); + if (ret) + return ret; mv643xx_eth_property(pnp, "tx-queue-size", ppd.tx_queue_size); mv643xx_eth_property(pnp, "tx-sram-addr", ppd.tx_sram_addr); @@ -2804,21 +2816,13 @@ static int mv643xx_eth_shared_of_probe(struct platform_device *pdev) ret = mv643xx_eth_shared_of_add_port(pdev, pnp); if (ret) { of_node_put(pnp); + mv643xx_eth_shared_of_remove(); return ret; } } return 0; } -static void mv643xx_eth_shared_of_remove(void) -{ - int n; - - for (n = 0; n < 3; n++) { - platform_device_del(port_platdev[n]); - port_platdev[n] = NULL; - } -} #else static inline int mv643xx_eth_shared_of_probe(struct platform_device *pdev) { diff --git a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c index 7cdbf8b8bbf6..1a835b48791b 100644 --- a/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c +++ b/drivers/net/ethernet/marvell/mvpp2/mvpp2_main.c @@ -6870,6 +6870,9 @@ static int mvpp2_port_probe(struct platform_device *pdev, dev->max_mtu = MVPP2_BM_JUMBO_PKT_SIZE; dev->dev.of_node = port_node; + port->pcs_gmac.ops = &mvpp2_phylink_gmac_pcs_ops; + port->pcs_xlg.ops = &mvpp2_phylink_xlg_pcs_ops; + if (!mvpp2_use_acpi_compat_mode(port_fwnode)) { port->phylink_config.dev = &dev->dev; port->phylink_config.type = PHYLINK_NETDEV; @@ -6940,9 +6943,6 @@ static int mvpp2_port_probe(struct platform_device *pdev, port->phylink_config.supported_interfaces); } - port->pcs_gmac.ops = &mvpp2_phylink_gmac_pcs_ops; - port->pcs_xlg.ops = &mvpp2_phylink_xlg_pcs_ops; - phylink = phylink_create(&port->phylink_config, port_fwnode, phy_mode, &mvpp2_phylink_ops); if (IS_ERR(phylink)) { diff --git a/drivers/net/ethernet/marvell/prestera/prestera_main.c b/drivers/net/ethernet/marvell/prestera/prestera_main.c index cad93f747d0c..73cd0a4b7291 100644 --- a/drivers/net/ethernet/marvell/prestera/prestera_main.c +++ b/drivers/net/ethernet/marvell/prestera/prestera_main.c @@ -554,6 +554,7 @@ static int prestera_switch_set_base_mac_addr(struct prestera_switch *sw) dev_info(prestera_dev(sw), "using random base mac address\n"); } of_node_put(base_mac_np); + of_node_put(np); return prestera_hw_switch_mac_set(sw, sw->base_mac); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c index 17fe05809653..3eacd8739929 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/cmd.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/cmd.c @@ -131,11 +131,8 @@ static int cmd_alloc_index(struct mlx5_cmd *cmd) static void cmd_free_index(struct mlx5_cmd *cmd, int idx) { - unsigned long flags; - - spin_lock_irqsave(&cmd->alloc_lock, flags); + lockdep_assert_held(&cmd->alloc_lock); set_bit(idx, &cmd->bitmask); - spin_unlock_irqrestore(&cmd->alloc_lock, flags); } static void cmd_ent_get(struct mlx5_cmd_work_ent *ent) @@ -145,17 +142,21 @@ static void cmd_ent_get(struct mlx5_cmd_work_ent *ent) static void cmd_ent_put(struct mlx5_cmd_work_ent *ent) { + struct mlx5_cmd *cmd = ent->cmd; + unsigned long flags; + + spin_lock_irqsave(&cmd->alloc_lock, flags); if (!refcount_dec_and_test(&ent->refcnt)) - return; + goto out; if (ent->idx >= 0) { - struct mlx5_cmd *cmd = ent->cmd; - cmd_free_index(cmd, ent->idx); up(ent->page_queue ? &cmd->pages_sem : &cmd->sem); } cmd_free_ent(ent); +out: + spin_unlock_irqrestore(&cmd->alloc_lock, flags); } static struct mlx5_cmd_layout *get_inst(struct mlx5_cmd *cmd, int idx) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h index 26efa33de56f..9cc844bd00f5 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/act.h @@ -16,11 +16,13 @@ struct mlx5e_tc_act_parse_state { unsigned int num_actions; struct mlx5e_tc_flow *flow; struct netlink_ext_ack *extack; + bool ct_clear; bool encap; bool decap; bool mpls_push; bool ptype_host; const struct ip_tunnel_info *tun_info; + struct mlx5e_mpls_info mpls_info; struct pedit_headers_action hdrs[__PEDIT_CMD_MAX]; int ifindexes[MLX5_MAX_FLOW_FWD_VPORTS]; int if_count; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c index 06ec30cdb269..58cc33f1363d 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/ct.c @@ -27,8 +27,13 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, struct mlx5e_priv *priv, struct mlx5_flow_attr *attr) { + bool clear_action = act->ct.action & TCA_CT_ACT_CLEAR; int err; + /* It's redundant to do ct clear more than once. */ + if (clear_action && parse_state->ct_clear) + return 0; + err = mlx5_tc_ct_parse_action(parse_state->ct_priv, attr, &attr->parse_attr->mod_hdr_acts, act, parse_state->extack); @@ -40,6 +45,8 @@ tc_act_parse_ct(struct mlx5e_tc_act_parse_state *parse_state, if (mlx5e_is_eswitch_flow(parse_state->flow)) attr->esw_attr->split_count = attr->esw_attr->out_count; + parse_state->ct_clear = clear_action; + return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c index c614fc7fdc9c..2e615e0ba972 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mirred.c @@ -177,6 +177,12 @@ parse_mirred_encap(struct mlx5e_tc_act_parse_state *parse_state, return -ENOMEM; parse_state->encap = false; + + if (parse_state->mpls_push) { + memcpy(&parse_attr->mpls_info[esw_attr->out_count], + &parse_state->mpls_info, sizeof(parse_state->mpls_info)); + parse_state->mpls_push = false; + } esw_attr->dests[esw_attr->out_count].flags |= MLX5_ESW_DEST_ENCAP; esw_attr->out_count++; /* attr->dests[].rep is resolved when we handle encap */ diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c index 784fc4f68b1e..89ca88c78840 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc/act/mpls.c @@ -22,6 +22,16 @@ tc_act_can_offload_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, return true; } +static void +copy_mpls_info(struct mlx5e_mpls_info *mpls_info, + const struct flow_action_entry *act) +{ + mpls_info->label = act->mpls_push.label; + mpls_info->tc = act->mpls_push.tc; + mpls_info->bos = act->mpls_push.bos; + mpls_info->ttl = act->mpls_push.ttl; +} + static int tc_act_parse_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, const struct flow_action_entry *act, @@ -29,6 +39,7 @@ tc_act_parse_mpls_push(struct mlx5e_tc_act_parse_state *parse_state, struct mlx5_flow_attr *attr) { parse_state->mpls_push = true; + copy_mpls_info(&parse_state->mpls_info, act); return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h index f832c26ff2c3..70b40ae384e4 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_priv.h @@ -35,6 +35,7 @@ enum { struct mlx5e_tc_flow_parse_attr { const struct ip_tunnel_info *tun_info[MLX5_MAX_FLOW_FWD_VPORTS]; + struct mlx5e_mpls_info mpls_info[MLX5_MAX_FLOW_FWD_VPORTS]; struct net_device *filter_dev; struct mlx5_flow_spec spec; struct mlx5e_tc_mod_hdr_acts mod_hdr_acts; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c index 9918ed8c059b..d39d0dae22fc 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_encap.c @@ -750,6 +750,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, struct mlx5e_tc_flow_parse_attr *parse_attr; struct mlx5_flow_attr *attr = flow->attr; const struct ip_tunnel_info *tun_info; + const struct mlx5e_mpls_info *mpls_info; unsigned long tbl_time_before = 0; struct mlx5e_encap_entry *e; struct mlx5e_encap_key key; @@ -760,6 +761,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, parse_attr = attr->parse_attr; tun_info = parse_attr->tun_info[out_index]; + mpls_info = &parse_attr->mpls_info[out_index]; family = ip_tunnel_info_af(tun_info); key.ip_tun_key = &tun_info->key; key.tc_tunnel = mlx5e_get_tc_tun(mirred_dev); @@ -810,6 +812,7 @@ int mlx5e_attach_encap(struct mlx5e_priv *priv, goto out_err_init; } e->tun_info = tun_info; + memcpy(&e->mpls_info, mpls_info, sizeof(*mpls_info)); err = mlx5e_tc_tun_init_encap_attr(mirred_dev, priv, e, extack); if (err) goto out_err_init; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c index 60952b33b568..c5b1617d556f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tc_tun_mplsoudp.c @@ -30,16 +30,15 @@ static int generate_ip_tun_hdr(char buf[], struct mlx5e_encap_entry *r) { const struct ip_tunnel_key *tun_key = &r->tun_info->key; + const struct mlx5e_mpls_info *mpls_info = &r->mpls_info; struct udphdr *udp = (struct udphdr *)(buf); struct mpls_shim_hdr *mpls; - u32 tun_id; - tun_id = be32_to_cpu(tunnel_id_to_key32(tun_key->tun_id)); mpls = (struct mpls_shim_hdr *)(udp + 1); *ip_proto = IPPROTO_UDP; udp->dest = tun_key->tp_dst; - *mpls = mpls_entry_encode(tun_id, tun_key->ttl, tun_key->tos, true); + *mpls = mpls_entry_encode(mpls_info->label, mpls_info->ttl, mpls_info->tc, mpls_info->bos); return 0; } @@ -60,37 +59,31 @@ static int parse_tunnel(struct mlx5e_priv *priv, void *headers_v) { struct flow_rule *rule = flow_cls_offload_flow_rule(f); - struct flow_match_enc_keyid enc_keyid; struct flow_match_mpls match; void *misc2_c; void *misc2_v; - misc2_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, - misc_parameters_2); - misc2_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, - misc_parameters_2); - - if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS)) - return 0; - - if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_KEYID)) - return 0; - - flow_rule_match_enc_keyid(rule, &enc_keyid); - - if (!enc_keyid.mask->keyid) - return 0; - if (!MLX5_CAP_ETH(priv->mdev, tunnel_stateless_mpls_over_udp) && !(MLX5_CAP_GEN(priv->mdev, flex_parser_protocols) & MLX5_FLEX_PROTO_CW_MPLS_UDP)) return -EOPNOTSUPP; + if (flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_ENC_KEYID)) + return -EOPNOTSUPP; + + if (!flow_rule_match_key(rule, FLOW_DISSECTOR_KEY_MPLS)) + return 0; + flow_rule_match_mpls(rule, &match); /* Only support matching the first LSE */ if (match.mask->used_lses != 1) return -EOPNOTSUPP; + misc2_c = MLX5_ADDR_OF(fte_match_param, spec->match_criteria, + misc_parameters_2); + misc2_v = MLX5_ADDR_OF(fte_match_param, spec->match_value, + misc_parameters_2); + MLX5_SET(fte_match_set_misc2, misc2_c, outer_first_mpls_over_udp.mpls_label, match.mask->ls[0].mpls_label); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c b/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c index da169b816665..d4239e3b3c88 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en/tir.c @@ -88,9 +88,6 @@ void mlx5e_tir_builder_build_packet_merge(struct mlx5e_tir_builder *builder, (MLX5E_PARAMS_DEFAULT_LRO_WQE_SZ - rough_max_l2_l3_hdr_sz) >> 8); MLX5_SET(tirc, tirc, lro_timeout_period_usecs, pkt_merge_param->timeout); break; - case MLX5E_PACKET_MERGE_SHAMPO: - MLX5_SET(tirc, tirc, packet_merge_mask, MLX5_TIRC_PACKET_MERGE_MASK_SHAMPO); - break; default: break; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c index 57d755db1cf5..6e80585d731f 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_ethtool.c @@ -1792,7 +1792,7 @@ static int mlx5e_get_module_eeprom(struct net_device *netdev, if (size_read < 0) { netdev_err(priv->netdev, "%s: mlx5_query_eeprom failed:0x%x\n", __func__, size_read); - return 0; + return size_read; } i += size_read; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c index bf80fb612449..3667f5ef5990 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_main.c @@ -3616,8 +3616,7 @@ static int set_feature_hw_gro(struct net_device *netdev, bool enable) goto out; } - err = mlx5e_safe_switch_params(priv, &new_params, - mlx5e_modify_tirs_packet_merge_ctx, NULL, reset); + err = mlx5e_safe_switch_params(priv, &new_params, NULL, NULL, reset); out: mutex_unlock(&priv->state_lock); return err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h index b01dacb6f527..b3f7520dfd08 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rep.h @@ -183,6 +183,13 @@ struct mlx5e_decap_entry { struct rcu_head rcu; }; +struct mlx5e_mpls_info { + u32 label; + u8 tc; + u8 bos; + u8 ttl; +}; + struct mlx5e_encap_entry { /* attached neigh hash entry */ struct mlx5e_neigh_hash_entry *nhe; @@ -196,6 +203,7 @@ struct mlx5e_encap_entry { struct list_head route_list; struct mlx5_pkt_reformat *pkt_reformat; const struct ip_tunnel_info *tun_info; + struct mlx5e_mpls_info mpls_info; unsigned char h_dest[ETH_ALEN]; /* destination eth addr */ struct net_device *out_dev; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c index ee0a8f5206e3..6530d7bd5045 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c @@ -1349,7 +1349,8 @@ static inline void mlx5e_handle_csum(struct net_device *netdev, } /* True when explicitly set via priv flag, or XDP prog is loaded */ - if (test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state)) + if (test_bit(MLX5E_RQ_STATE_NO_CSUM_COMPLETE, &rq->state) || + get_cqe_tls_offload(cqe)) goto csum_unnecessary; /* CQE csum doesn't cover padding octets in short ethernet diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c index 8c9163d2c646..08a75654f5f1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_selftest.c @@ -334,6 +334,7 @@ void mlx5e_self_test(struct net_device *ndev, struct ethtool_test *etest, netdev_info(ndev, "\t[%d] %s start..\n", i, st.name); buf[count] = st.st_func(priv); netdev_info(ndev, "\t[%d] %s end: result(%lld)\n", i, st.name, buf[count]); + count++; } mutex_unlock(&priv->state_lock); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c index 26e326fe503c..00f1d16db456 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_stats.c @@ -1254,9 +1254,6 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, u32 in[MLX5_ST_SZ_DW(ppcnt_reg)] = {}; int sz = MLX5_ST_SZ_BYTES(ppcnt_reg); - if (!MLX5_CAP_PCAM_FEATURE(mdev, ppcnt_statistical_group)) - return; - MLX5_SET(ppcnt_reg, in, local_port, 1); MLX5_SET(ppcnt_reg, in, grp, MLX5_PHYSICAL_LAYER_STATISTICAL_GROUP); if (mlx5_core_access_reg(mdev, in, sz, ppcnt_phy_statistical, @@ -1272,6 +1269,9 @@ static void fec_set_corrected_bits_total(struct mlx5e_priv *priv, void mlx5e_stats_fec_get(struct mlx5e_priv *priv, struct ethtool_fec_stats *fec_stats) { + if (!MLX5_CAP_PCAM_FEATURE(priv->mdev, ppcnt_statistical_group)) + return; + fec_set_corrected_bits_total(priv, fec_stats); fec_set_block_stats(priv, fec_stats); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c index 2022fa4a9598..b27532a9301e 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/en_tc.c @@ -3204,6 +3204,18 @@ actions_match_supported(struct mlx5e_priv *priv, return false; } + if (!(~actions & + (MLX5_FLOW_CONTEXT_ACTION_FWD_DEST | MLX5_FLOW_CONTEXT_ACTION_DROP))) { + NL_SET_ERR_MSG_MOD(extack, "Rule cannot support forward+drop action"); + return false; + } + + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && + actions & MLX5_FLOW_CONTEXT_ACTION_DROP) { + NL_SET_ERR_MSG_MOD(extack, "Drop with modify header action is not supported"); + return false; + } + if (actions & MLX5_FLOW_CONTEXT_ACTION_MOD_HDR && !modify_header_match_supported(priv, &parse_attr->spec, flow_action, actions, ct_flow, ct_clear, extack)) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c index 11bbcd5f5b8b..694c54066955 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/esw/qos.c @@ -697,7 +697,7 @@ void mlx5_esw_qos_vport_disable(struct mlx5_eswitch *esw, struct mlx5_vport *vpo } int mlx5_esw_qos_set_vport_rate(struct mlx5_eswitch *esw, struct mlx5_vport *vport, - u32 min_rate, u32 max_rate) + u32 max_rate, u32 min_rate) { int err; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c index 9a7b25692505..cfcd72bad9af 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/eswitch_offloads.c @@ -2838,10 +2838,6 @@ bool mlx5_esw_vport_match_metadata_supported(const struct mlx5_eswitch *esw) if (!MLX5_CAP_ESW_FLOWTABLE(esw->dev, flow_source)) return false; - if (mlx5_core_is_ecpf_esw_manager(esw->dev) || - mlx5_ecpf_vport_exists(esw->dev)) - return false; - return true; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c index b628917e38e4..537c82b9aa53 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/fs_core.c @@ -2074,6 +2074,8 @@ void mlx5_del_flow_rules(struct mlx5_flow_handle *handle) fte->node.del_hw_func = NULL; up_write_ref_node(&fte->node, false); tree_put_node(&fte->node, false); + } else { + up_write_ref_node(&fte->node, false); } kfree(handle); } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c index 1ca01a5b6cdd..626aa60b6099 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/lag/mp.c @@ -126,6 +126,10 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, return; } + /* Handle multipath entry with lower priority value */ + if (mp->mfi && mp->mfi != fi && fi->fib_priority >= mp->mfi->fib_priority) + return; + /* Handle add/replace event */ nhs = fib_info_num_path(fi); if (nhs == 1) { @@ -135,12 +139,13 @@ static void mlx5_lag_fib_route_event(struct mlx5_lag *ldev, int i = mlx5_lag_dev_get_netdev_idx(ldev, nh_dev); if (i < 0) - i = MLX5_LAG_NORMAL_AFFINITY; - else - ++i; + return; + i++; mlx5_lag_set_port_affinity(ldev, i); } + + mp->mfi = fi; return; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/main.c b/drivers/net/ethernet/mellanox/mlx5/core/main.c index 2c774f367199..bba72b220cc3 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/main.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/main.c @@ -526,7 +526,7 @@ static int handle_hca_cap(struct mlx5_core_dev *dev, void *set_ctx) /* Check log_max_qp from HCA caps to set in current profile */ if (prof->log_max_qp == LOG_MAX_SUPPORTED_QPS) { - prof->log_max_qp = MLX5_CAP_GEN_MAX(dev, log_max_qp); + prof->log_max_qp = min_t(u8, 17, MLX5_CAP_GEN_MAX(dev, log_max_qp)); } else if (MLX5_CAP_GEN_MAX(dev, log_max_qp) < prof->log_max_qp) { mlx5_core_warn(dev, "log_max_qp value in current profile is %d, changing it to HCA capability limit (%d)\n", prof->log_max_qp, @@ -1840,10 +1840,12 @@ static const struct pci_device_id mlx5_core_pci_table[] = { { PCI_VDEVICE(MELLANOX, 0x101e), MLX5_PCI_DEV_IS_VF}, /* ConnectX Family mlx5Gen Virtual Function */ { PCI_VDEVICE(MELLANOX, 0x101f) }, /* ConnectX-6 LX */ { PCI_VDEVICE(MELLANOX, 0x1021) }, /* ConnectX-7 */ + { PCI_VDEVICE(MELLANOX, 0x1023) }, /* ConnectX-8 */ { PCI_VDEVICE(MELLANOX, 0xa2d2) }, /* BlueField integrated ConnectX-5 network controller */ { PCI_VDEVICE(MELLANOX, 0xa2d3), MLX5_PCI_DEV_IS_VF}, /* BlueField integrated ConnectX-5 network controller VF */ { PCI_VDEVICE(MELLANOX, 0xa2d6) }, /* BlueField-2 integrated ConnectX-6 Dx network controller */ { PCI_VDEVICE(MELLANOX, 0xa2dc) }, /* BlueField-3 integrated ConnectX-7 network controller */ + { PCI_VDEVICE(MELLANOX, 0xa2df) }, /* BlueField-4 integrated ConnectX-8 network controller */ { 0, } }; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c index 7f6fd9c5e371..e289cfdbce07 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_icm_pool.c @@ -4,7 +4,6 @@ #include "dr_types.h" #define DR_ICM_MODIFY_HDR_ALIGN_BASE 64 -#define DR_ICM_SYNC_THRESHOLD_POOL (64 * 1024 * 1024) struct mlx5dr_icm_pool { enum mlx5dr_icm_type icm_type; @@ -136,37 +135,35 @@ static void dr_icm_pool_mr_destroy(struct mlx5dr_icm_mr *icm_mr) kvfree(icm_mr); } -static int dr_icm_chunk_ste_init(struct mlx5dr_icm_chunk *chunk) +static int dr_icm_buddy_get_ste_size(struct mlx5dr_icm_buddy_mem *buddy) { - chunk->ste_arr = kvzalloc(chunk->num_of_entries * - sizeof(chunk->ste_arr[0]), GFP_KERNEL); - if (!chunk->ste_arr) - return -ENOMEM; - - chunk->hw_ste_arr = kvzalloc(chunk->num_of_entries * - DR_STE_SIZE_REDUCED, GFP_KERNEL); - if (!chunk->hw_ste_arr) - goto out_free_ste_arr; - - chunk->miss_list = kvmalloc(chunk->num_of_entries * - sizeof(chunk->miss_list[0]), GFP_KERNEL); - if (!chunk->miss_list) - goto out_free_hw_ste_arr; + /* We support only one type of STE size, both for ConnectX-5 and later + * devices. Once the support for match STE which has a larger tag is + * added (32B instead of 16B), the STE size for devices later than + * ConnectX-5 needs to account for that. + */ + return DR_STE_SIZE_REDUCED; +} - return 0; +static void dr_icm_chunk_ste_init(struct mlx5dr_icm_chunk *chunk, int offset) +{ + struct mlx5dr_icm_buddy_mem *buddy = chunk->buddy_mem; + int index = offset / DR_STE_SIZE; -out_free_hw_ste_arr: - kvfree(chunk->hw_ste_arr); -out_free_ste_arr: - kvfree(chunk->ste_arr); - return -ENOMEM; + chunk->ste_arr = &buddy->ste_arr[index]; + chunk->miss_list = &buddy->miss_list[index]; + chunk->hw_ste_arr = buddy->hw_ste_arr + + index * dr_icm_buddy_get_ste_size(buddy); } static void dr_icm_chunk_ste_cleanup(struct mlx5dr_icm_chunk *chunk) { - kvfree(chunk->miss_list); - kvfree(chunk->hw_ste_arr); - kvfree(chunk->ste_arr); + struct mlx5dr_icm_buddy_mem *buddy = chunk->buddy_mem; + + memset(chunk->hw_ste_arr, 0, + chunk->num_of_entries * dr_icm_buddy_get_ste_size(buddy)); + memset(chunk->ste_arr, 0, + chunk->num_of_entries * sizeof(chunk->ste_arr[0])); } static enum mlx5dr_icm_type @@ -189,6 +186,44 @@ static void dr_icm_chunk_destroy(struct mlx5dr_icm_chunk *chunk, kvfree(chunk); } +static int dr_icm_buddy_init_ste_cache(struct mlx5dr_icm_buddy_mem *buddy) +{ + int num_of_entries = + mlx5dr_icm_pool_chunk_size_to_entries(buddy->pool->max_log_chunk_sz); + + buddy->ste_arr = kvcalloc(num_of_entries, + sizeof(struct mlx5dr_ste), GFP_KERNEL); + if (!buddy->ste_arr) + return -ENOMEM; + + /* Preallocate full STE size on non-ConnectX-5 devices since + * we need to support both full and reduced with the same cache. + */ + buddy->hw_ste_arr = kvcalloc(num_of_entries, + dr_icm_buddy_get_ste_size(buddy), GFP_KERNEL); + if (!buddy->hw_ste_arr) + goto free_ste_arr; + + buddy->miss_list = kvmalloc(num_of_entries * sizeof(struct list_head), GFP_KERNEL); + if (!buddy->miss_list) + goto free_hw_ste_arr; + + return 0; + +free_hw_ste_arr: + kvfree(buddy->hw_ste_arr); +free_ste_arr: + kvfree(buddy->ste_arr); + return -ENOMEM; +} + +static void dr_icm_buddy_cleanup_ste_cache(struct mlx5dr_icm_buddy_mem *buddy) +{ + kvfree(buddy->ste_arr); + kvfree(buddy->hw_ste_arr); + kvfree(buddy->miss_list); +} + static int dr_icm_buddy_create(struct mlx5dr_icm_pool *pool) { struct mlx5dr_icm_buddy_mem *buddy; @@ -208,11 +243,19 @@ static int dr_icm_buddy_create(struct mlx5dr_icm_pool *pool) buddy->icm_mr = icm_mr; buddy->pool = pool; + if (pool->icm_type == DR_ICM_TYPE_STE) { + /* Reduce allocations by preallocating and reusing the STE structures */ + if (dr_icm_buddy_init_ste_cache(buddy)) + goto err_cleanup_buddy; + } + /* add it to the -start- of the list in order to search in it first */ list_add(&buddy->list_node, &pool->buddy_mem_list); return 0; +err_cleanup_buddy: + mlx5dr_buddy_cleanup(buddy); err_free_buddy: kvfree(buddy); free_mr: @@ -234,6 +277,9 @@ static void dr_icm_buddy_destroy(struct mlx5dr_icm_buddy_mem *buddy) mlx5dr_buddy_cleanup(buddy); + if (buddy->pool->icm_type == DR_ICM_TYPE_STE) + dr_icm_buddy_cleanup_ste_cache(buddy); + kvfree(buddy); } @@ -261,34 +307,30 @@ dr_icm_chunk_create(struct mlx5dr_icm_pool *pool, chunk->byte_size = mlx5dr_icm_pool_chunk_size_to_byte(chunk_size, pool->icm_type); chunk->seg = seg; + chunk->buddy_mem = buddy_mem_pool; - if (pool->icm_type == DR_ICM_TYPE_STE && dr_icm_chunk_ste_init(chunk)) { - mlx5dr_err(pool->dmn, - "Failed to init ste arrays (order: %d)\n", - chunk_size); - goto out_free_chunk; - } + if (pool->icm_type == DR_ICM_TYPE_STE) + dr_icm_chunk_ste_init(chunk, offset); buddy_mem_pool->used_memory += chunk->byte_size; - chunk->buddy_mem = buddy_mem_pool; INIT_LIST_HEAD(&chunk->chunk_list); /* chunk now is part of the used_list */ list_add_tail(&chunk->chunk_list, &buddy_mem_pool->used_list); return chunk; - -out_free_chunk: - kvfree(chunk); - return NULL; } static bool dr_icm_pool_is_sync_required(struct mlx5dr_icm_pool *pool) { - if (pool->hot_memory_size > DR_ICM_SYNC_THRESHOLD_POOL) - return true; + int allow_hot_size; + + /* sync when hot memory reaches half of the pool size */ + allow_hot_size = + mlx5dr_icm_pool_chunk_size_to_byte(pool->max_log_chunk_sz, + pool->icm_type) / 2; - return false; + return pool->hot_memory_size > allow_hot_size; } static int dr_icm_pool_sync_all_buddy_pools(struct mlx5dr_icm_pool *pool) diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c index e87cf498c77b..38971fe1dfe1 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_matcher.c @@ -13,18 +13,6 @@ static bool dr_mask_is_dmac_set(struct mlx5dr_match_spec *spec) return (spec->dmac_47_16 || spec->dmac_15_0); } -static bool dr_mask_is_src_addr_set(struct mlx5dr_match_spec *spec) -{ - return (spec->src_ip_127_96 || spec->src_ip_95_64 || - spec->src_ip_63_32 || spec->src_ip_31_0); -} - -static bool dr_mask_is_dst_addr_set(struct mlx5dr_match_spec *spec) -{ - return (spec->dst_ip_127_96 || spec->dst_ip_95_64 || - spec->dst_ip_63_32 || spec->dst_ip_31_0); -} - static bool dr_mask_is_l3_base_set(struct mlx5dr_match_spec *spec) { return (spec->ip_protocol || spec->frag || spec->tcp_flags || @@ -503,11 +491,11 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, &mask, inner, rx); if (outer_ipv == DR_RULE_IPV6) { - if (dr_mask_is_dst_addr_set(&mask.outer)) + if (DR_MASK_IS_DST_IP_SET(&mask.outer)) mlx5dr_ste_build_eth_l3_ipv6_dst(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_src_addr_set(&mask.outer)) + if (DR_MASK_IS_SRC_IP_SET(&mask.outer)) mlx5dr_ste_build_eth_l3_ipv6_src(ste_ctx, &sb[idx++], &mask, inner, rx); @@ -610,11 +598,11 @@ static int dr_matcher_set_ste_builders(struct mlx5dr_matcher *matcher, &mask, inner, rx); if (inner_ipv == DR_RULE_IPV6) { - if (dr_mask_is_dst_addr_set(&mask.inner)) + if (DR_MASK_IS_DST_IP_SET(&mask.inner)) mlx5dr_ste_build_eth_l3_ipv6_dst(ste_ctx, &sb[idx++], &mask, inner, rx); - if (dr_mask_is_src_addr_set(&mask.inner)) + if (DR_MASK_IS_SRC_IP_SET(&mask.inner)) mlx5dr_ste_build_eth_l3_ipv6_src(ste_ctx, &sb[idx++], &mask, inner, rx); diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c index 7e61742e58a0..187e29b409b6 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_ste.c @@ -602,12 +602,34 @@ int mlx5dr_ste_set_action_decap_l3_list(struct mlx5dr_ste_ctx *ste_ctx, used_hw_action_num); } +static int dr_ste_build_pre_check_spec(struct mlx5dr_domain *dmn, + struct mlx5dr_match_spec *spec) +{ + if (spec->ip_version) { + if (spec->ip_version != 0xf) { + mlx5dr_err(dmn, + "Partial ip_version mask with src/dst IP is not supported\n"); + return -EINVAL; + } + } else if (spec->ethertype != 0xffff && + (DR_MASK_IS_SRC_IP_SET(spec) || DR_MASK_IS_DST_IP_SET(spec))) { + mlx5dr_err(dmn, + "Partial/no ethertype mask with src/dst IP is not supported\n"); + return -EINVAL; + } + + return 0; +} + int mlx5dr_ste_build_pre_check(struct mlx5dr_domain *dmn, u8 match_criteria, struct mlx5dr_match_param *mask, struct mlx5dr_match_param *value) { - if (!value && (match_criteria & DR_MATCHER_CRITERIA_MISC)) { + if (value) + return 0; + + if (match_criteria & DR_MATCHER_CRITERIA_MISC) { if (mask->misc.source_port && mask->misc.source_port != 0xffff) { mlx5dr_err(dmn, "Partial mask source_port is not supported\n"); @@ -621,6 +643,14 @@ int mlx5dr_ste_build_pre_check(struct mlx5dr_domain *dmn, } } + if ((match_criteria & DR_MATCHER_CRITERIA_OUTER) && + dr_ste_build_pre_check_spec(dmn, &mask->outer)) + return -EINVAL; + + if ((match_criteria & DR_MATCHER_CRITERIA_INNER) && + dr_ste_build_pre_check_spec(dmn, &mask->inner)) + return -EINVAL; + return 0; } diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h index 1b3d484b99be..55fcb751e24a 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/dr_types.h @@ -798,6 +798,16 @@ struct mlx5dr_match_param { (_misc3)->icmpv4_code || \ (_misc3)->icmpv4_header_data) +#define DR_MASK_IS_SRC_IP_SET(_spec) ((_spec)->src_ip_127_96 || \ + (_spec)->src_ip_95_64 || \ + (_spec)->src_ip_63_32 || \ + (_spec)->src_ip_31_0) + +#define DR_MASK_IS_DST_IP_SET(_spec) ((_spec)->dst_ip_127_96 || \ + (_spec)->dst_ip_95_64 || \ + (_spec)->dst_ip_63_32 || \ + (_spec)->dst_ip_31_0) + struct mlx5dr_esw_caps { u64 drop_icm_address_rx; u64 drop_icm_address_tx; diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c index a476da2424f8..3f311462bedf 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/fs_dr.c @@ -233,7 +233,11 @@ static bool contain_vport_reformat_action(struct mlx5_flow_rule *dst) dst->dest_attr.vport.flags & MLX5_FLOW_DEST_VPORT_REFORMAT_ID; } -#define MLX5_FLOW_CONTEXT_ACTION_MAX 32 +/* We want to support a rule with 32 destinations, which means we need to + * account for 32 destinations plus usually a counter plus one more action + * for a multi-destination flow table. + */ +#define MLX5_FLOW_CONTEXT_ACTION_MAX 34 static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, struct mlx5_flow_table *ft, struct mlx5_flow_group *group, @@ -403,9 +407,9 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, enum mlx5_flow_destination_type type = dst->dest_attr.type; u32 id; - if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || - num_term_actions >= MLX5_FLOW_CONTEXT_ACTION_MAX) { - err = -ENOSPC; + if (fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + num_term_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; goto free_actions; } @@ -478,8 +482,9 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, MLX5_FLOW_DESTINATION_TYPE_COUNTER) continue; - if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { - err = -ENOSPC; + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; goto free_actions; } @@ -499,14 +504,28 @@ static int mlx5_cmd_dr_create_fte(struct mlx5_flow_root_namespace *ns, params.match_sz = match_sz; params.match_buf = (u64 *)fte->val; if (num_term_actions == 1) { - if (term_actions->reformat) + if (term_actions->reformat) { + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } actions[num_actions++] = term_actions->reformat; + } + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } actions[num_actions++] = term_actions->dest; } else if (num_term_actions > 1) { bool ignore_flow_level = !!(fte->action.flags & FLOW_ACT_IGNORE_FLOW_LEVEL); + if (num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX || + fs_dr_num_actions == MLX5_FLOW_CONTEXT_ACTION_MAX) { + err = -EOPNOTSUPP; + goto free_actions; + } tmp_action = mlx5dr_action_create_mult_dest_tbl(domain, term_actions, num_term_actions, diff --git a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h index c7c93131b762..dfa223415fe2 100644 --- a/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h +++ b/drivers/net/ethernet/mellanox/mlx5/core/steering/mlx5dr.h @@ -160,6 +160,11 @@ struct mlx5dr_icm_buddy_mem { * sync_ste command sets them free. */ struct list_head hot_list; + + /* Memory optimisation */ + struct mlx5dr_ste *ste_arr; + struct list_head *miss_list; + u8 *hw_ste_arr; }; int mlx5dr_buddy_init(struct mlx5dr_icm_buddy_mem *buddy, diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h index a1acc9b461f2..d40e18ce3293 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_main.h +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_main.h @@ -16,6 +16,8 @@ #include <linux/phylink.h> #include <linux/hrtimer.h> +#include "sparx5_main_regs.h" + /* Target chip type */ enum spx5_target_chiptype { SPX5_TARGET_CT_7546 = 0x7546, /* SparX-5-64 Enterprise */ diff --git a/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c b/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c index 4ce490a25f33..8e56ffa1c4f7 100644 --- a/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c +++ b/drivers/net/ethernet/microchip/sparx5/sparx5_vlan.c @@ -58,16 +58,6 @@ int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid, struct sparx5 *sparx5 = port->sparx5; int ret; - /* Make the port a member of the VLAN */ - set_bit(port->portno, sparx5->vlan_mask[vid]); - ret = sparx5_vlant_set_mask(sparx5, vid); - if (ret) - return ret; - - /* Default ingress vlan classification */ - if (pvid) - port->pvid = vid; - /* Untagged egress vlan classification */ if (untagged && port->vid != vid) { if (port->vid) { @@ -79,6 +69,16 @@ int sparx5_vlan_vid_add(struct sparx5_port *port, u16 vid, bool pvid, port->vid = vid; } + /* Make the port a member of the VLAN */ + set_bit(port->portno, sparx5->vlan_mask[vid]); + ret = sparx5_vlant_set_mask(sparx5, vid); + if (ret) + return ret; + + /* Default ingress vlan classification */ + if (pvid) + port->pvid = vid; + sparx5_vlan_port_apply(sparx5, port); return 0; diff --git a/drivers/net/ethernet/mscc/ocelot.c b/drivers/net/ethernet/mscc/ocelot.c index e6de86552df0..fd3ceb74620d 100644 --- a/drivers/net/ethernet/mscc/ocelot.c +++ b/drivers/net/ethernet/mscc/ocelot.c @@ -549,14 +549,18 @@ EXPORT_SYMBOL(ocelot_vlan_add); int ocelot_vlan_del(struct ocelot *ocelot, int port, u16 vid) { struct ocelot_port *ocelot_port = ocelot->ports[port]; + bool del_pvid = false; int err; + if (ocelot_port->pvid_vlan && ocelot_port->pvid_vlan->vid == vid) + del_pvid = true; + err = ocelot_vlan_member_del(ocelot, port, vid); if (err) return err; /* Ingress */ - if (ocelot_port->pvid_vlan && ocelot_port->pvid_vlan->vid == vid) + if (del_pvid) ocelot_port_set_pvid(ocelot, port, NULL); /* Egress */ diff --git a/drivers/net/ethernet/mscc/ocelot_flower.c b/drivers/net/ethernet/mscc/ocelot_flower.c index 949858891973..fdb4d7e7296c 100644 --- a/drivers/net/ethernet/mscc/ocelot_flower.c +++ b/drivers/net/ethernet/mscc/ocelot_flower.c @@ -60,6 +60,12 @@ static int ocelot_chain_to_block(int chain, bool ingress) */ static int ocelot_chain_to_lookup(int chain) { + /* Backwards compatibility with older, single-chain tc-flower + * offload support in Ocelot + */ + if (chain == 0) + return 0; + return (chain / VCAP_LOOKUP) % 10; } @@ -68,7 +74,15 @@ static int ocelot_chain_to_lookup(int chain) */ static int ocelot_chain_to_pag(int chain) { - int lookup = ocelot_chain_to_lookup(chain); + int lookup; + + /* Backwards compatibility with older, single-chain tc-flower + * offload support in Ocelot + */ + if (chain == 0) + return 0; + + lookup = ocelot_chain_to_lookup(chain); /* calculate PAG value as chain index relative to the first PAG */ return chain - VCAP_IS2_CHAIN(lookup, 0); diff --git a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h index 784292b16290..1543e47456d5 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/cmsg.h +++ b/drivers/net/ethernet/netronome/nfp/flower/cmsg.h @@ -723,6 +723,8 @@ static inline bool nfp_fl_is_netdev_to_offload(struct net_device *netdev) return true; if (netif_is_gretap(netdev)) return true; + if (netif_is_ip6gretap(netdev)) + return true; return false; } diff --git a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c index 0a326e04e692..cb43651ea9ba 100644 --- a/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c +++ b/drivers/net/ethernet/netronome/nfp/flower/tunnel_conf.c @@ -922,8 +922,8 @@ nfp_tunnel_add_shared_mac(struct nfp_app *app, struct net_device *netdev, int port, bool mod) { struct nfp_flower_priv *priv = app->priv; - int ida_idx = NFP_MAX_MAC_INDEX, err; struct nfp_tun_offloaded_mac *entry; + int ida_idx = -1, err; u16 nfp_mac_idx = 0; entry = nfp_tunnel_lookup_offloaded_macs(app, netdev->dev_addr); @@ -997,7 +997,7 @@ err_remove_hash: err_free_entry: kfree(entry); err_free_ida: - if (ida_idx != NFP_MAX_MAC_INDEX) + if (ida_idx != -1) ida_simple_remove(&priv->tun.mac_off_ids, ida_idx); return err; diff --git a/drivers/net/ethernet/nxp/lpc_eth.c b/drivers/net/ethernet/nxp/lpc_eth.c index bc39558fe82b..756f97dce85b 100644 --- a/drivers/net/ethernet/nxp/lpc_eth.c +++ b/drivers/net/ethernet/nxp/lpc_eth.c @@ -1471,6 +1471,7 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) { struct net_device *ndev = platform_get_drvdata(pdev); struct netdata_local *pldat; + int ret; if (device_may_wakeup(&pdev->dev)) disable_irq_wake(ndev->irq); @@ -1480,7 +1481,9 @@ static int lpc_eth_drv_resume(struct platform_device *pdev) pldat = netdev_priv(ndev); /* Enable interface clock */ - clk_enable(pldat->clk); + ret = clk_enable(pldat->clk); + if (ret) + return ret; /* Reset and initialize */ __lpc_eth_reset(pldat); diff --git a/drivers/net/ethernet/qlogic/qed/qed_sriov.c b/drivers/net/ethernet/qlogic/qed/qed_sriov.c index 8ac38828ba45..48cf4355bc47 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_sriov.c +++ b/drivers/net/ethernet/qlogic/qed/qed_sriov.c @@ -3806,11 +3806,11 @@ bool qed_iov_mark_vf_flr(struct qed_hwfn *p_hwfn, u32 *p_disabled_vfs) return found; } -static void qed_iov_get_link(struct qed_hwfn *p_hwfn, - u16 vfid, - struct qed_mcp_link_params *p_params, - struct qed_mcp_link_state *p_link, - struct qed_mcp_link_capabilities *p_caps) +static int qed_iov_get_link(struct qed_hwfn *p_hwfn, + u16 vfid, + struct qed_mcp_link_params *p_params, + struct qed_mcp_link_state *p_link, + struct qed_mcp_link_capabilities *p_caps) { struct qed_vf_info *p_vf = qed_iov_get_vf_info(p_hwfn, vfid, @@ -3818,7 +3818,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, struct qed_bulletin_content *p_bulletin; if (!p_vf) - return; + return -EINVAL; p_bulletin = p_vf->bulletin.p_virt; @@ -3828,6 +3828,7 @@ static void qed_iov_get_link(struct qed_hwfn *p_hwfn, __qed_vf_get_link_state(p_hwfn, p_link, p_bulletin); if (p_caps) __qed_vf_get_link_caps(p_hwfn, p_caps, p_bulletin); + return 0; } static int @@ -4686,6 +4687,7 @@ static int qed_get_vf_config(struct qed_dev *cdev, struct qed_public_vf_info *vf_info; struct qed_mcp_link_state link; u32 tx_rate; + int ret; /* Sanitize request */ if (IS_VF(cdev)) @@ -4699,7 +4701,9 @@ static int qed_get_vf_config(struct qed_dev *cdev, vf_info = qed_iov_get_public_vf_info(hwfn, vf_id, true); - qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + ret = qed_iov_get_link(hwfn, vf_id, NULL, &link, NULL); + if (ret) + return ret; /* Fill information about VF */ ivi->vf = vf_id; diff --git a/drivers/net/ethernet/qlogic/qed/qed_vf.c b/drivers/net/ethernet/qlogic/qed/qed_vf.c index 597cd9cd57b5..7b0e390c0b07 100644 --- a/drivers/net/ethernet/qlogic/qed/qed_vf.c +++ b/drivers/net/ethernet/qlogic/qed/qed_vf.c @@ -513,6 +513,9 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) p_iov->bulletin.size, &p_iov->bulletin.phys, GFP_KERNEL); + if (!p_iov->bulletin.p_virt) + goto free_pf2vf_reply; + DP_VERBOSE(p_hwfn, QED_MSG_IOV, "VF's bulletin Board [%p virt 0x%llx phys 0x%08x bytes]\n", p_iov->bulletin.p_virt, @@ -552,6 +555,10 @@ int qed_vf_hw_prepare(struct qed_hwfn *p_hwfn) return rc; +free_pf2vf_reply: + dma_free_coherent(&p_hwfn->cdev->pdev->dev, + sizeof(union pfvf_tlvs), + p_iov->pf2vf_reply, p_iov->pf2vf_reply_phys); free_vf2pf_request: dma_free_coherent(&p_hwfn->cdev->pdev->dev, sizeof(union vfpf_tlvs), diff --git a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c index 32161a56726c..2881f5b2b5f4 100644 --- a/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c +++ b/drivers/net/ethernet/samsung/sxgbe/sxgbe_main.c @@ -2285,18 +2285,18 @@ static int __init sxgbe_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "eee_timer:", 10)) { if (kstrtoint(opt + 10, 0, &eee_timer)) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion\n", __func__); - return -EINVAL; + return 1; } __setup("sxgbeeth=", sxgbe_cmdline_opt); diff --git a/drivers/net/ethernet/sfc/mcdi.c b/drivers/net/ethernet/sfc/mcdi.c index be6bfd6b7ec7..50baf62b2cbc 100644 --- a/drivers/net/ethernet/sfc/mcdi.c +++ b/drivers/net/ethernet/sfc/mcdi.c @@ -163,9 +163,9 @@ static void efx_mcdi_send_request(struct efx_nic *efx, unsigned cmd, /* Serialise with efx_mcdi_ev_cpl() and efx_mcdi_ev_death() */ spin_lock_bh(&mcdi->iface_lock); ++mcdi->seqno; + seqno = mcdi->seqno & SEQ_MASK; spin_unlock_bh(&mcdi->iface_lock); - seqno = mcdi->seqno & SEQ_MASK; xflags = 0; if (mcdi->mode == MCDI_MODE_EVENTS) xflags |= MCDI_HEADER_XFLAGS_EVREQ; diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c index bde76ea2deec..422e3225f476 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_main.c @@ -2262,6 +2262,23 @@ static void stmmac_stop_tx_dma(struct stmmac_priv *priv, u32 chan) stmmac_stop_tx(priv, priv->ioaddr, chan); } +static void stmmac_enable_all_dma_irq(struct stmmac_priv *priv) +{ + u32 rx_channels_count = priv->plat->rx_queues_to_use; + u32 tx_channels_count = priv->plat->tx_queues_to_use; + u32 dma_csr_ch = max(rx_channels_count, tx_channels_count); + u32 chan; + + for (chan = 0; chan < dma_csr_ch; chan++) { + struct stmmac_channel *ch = &priv->channel[chan]; + unsigned long flags; + + spin_lock_irqsave(&ch->lock, flags); + stmmac_enable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + spin_unlock_irqrestore(&ch->lock, flags); + } +} + /** * stmmac_start_all_dma - start all RX and TX DMA channels * @priv: driver private structure @@ -2904,8 +2921,10 @@ static int stmmac_init_dma_engine(struct stmmac_priv *priv) stmmac_axi(priv, priv->ioaddr, priv->plat->axi); /* DMA CSR Channel configuration */ - for (chan = 0; chan < dma_csr_ch; chan++) + for (chan = 0; chan < dma_csr_ch; chan++) { stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan); + stmmac_disable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + } /* DMA RX Channel Configuration */ for (chan = 0; chan < rx_channels_count; chan++) { @@ -3761,6 +3780,7 @@ static int stmmac_open(struct net_device *dev) stmmac_enable_all_queues(priv); netif_tx_start_all_queues(priv->dev); + stmmac_enable_all_dma_irq(priv); return 0; @@ -6510,8 +6530,10 @@ int stmmac_xdp_open(struct net_device *dev) } /* DMA CSR Channel configuration */ - for (chan = 0; chan < dma_csr_ch; chan++) + for (chan = 0; chan < dma_csr_ch; chan++) { stmmac_init_chan(priv, priv->ioaddr, priv->plat->dma_cfg, chan); + stmmac_disable_dma_irq(priv, priv->ioaddr, chan, 1, 1); + } /* Adjust Split header */ sph_en = (priv->hw->rx_csum > 0) && priv->sph; @@ -6572,6 +6594,7 @@ int stmmac_xdp_open(struct net_device *dev) stmmac_enable_all_queues(priv); netif_carrier_on(dev); netif_tx_start_all_queues(dev); + stmmac_enable_all_dma_irq(priv); return 0; @@ -7451,6 +7474,7 @@ int stmmac_resume(struct device *dev) stmmac_restore_hw_vlan_rx_fltr(priv, ndev, priv->hw); stmmac_enable_all_queues(priv); + stmmac_enable_all_dma_irq(priv); mutex_unlock(&priv->lock); rtnl_unlock(); @@ -7467,7 +7491,7 @@ static int __init stmmac_cmdline_opt(char *str) char *opt; if (!str || !*str) - return -EINVAL; + return 1; while ((opt = strsep(&str, ",")) != NULL) { if (!strncmp(opt, "debug:", 6)) { if (kstrtoint(opt + 6, 0, &debug)) @@ -7498,11 +7522,11 @@ static int __init stmmac_cmdline_opt(char *str) goto err; } } - return 0; + return 1; err: pr_err("%s: ERROR broken module parameter conversion", __func__); - return -EINVAL; + return 1; } __setup("stmmaceth=", stmmac_cmdline_opt); diff --git a/drivers/net/ethernet/sun/sunhme.c b/drivers/net/ethernet/sun/sunhme.c index ad9029ae6848..77e5dffb558f 100644 --- a/drivers/net/ethernet/sun/sunhme.c +++ b/drivers/net/ethernet/sun/sunhme.c @@ -3146,7 +3146,7 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, if (err) { printk(KERN_ERR "happymeal(PCI): Cannot register net device, " "aborting.\n"); - goto err_out_iounmap; + goto err_out_free_coherent; } pci_set_drvdata(pdev, hp); @@ -3179,6 +3179,10 @@ static int happy_meal_pci_probe(struct pci_dev *pdev, return 0; +err_out_free_coherent: + dma_free_coherent(hp->dma_dev, PAGE_SIZE, + hp->happy_block, hp->hblock_dvma); + err_out_iounmap: iounmap(hp->gregs); diff --git a/drivers/net/ethernet/ti/cpts.c b/drivers/net/ethernet/ti/cpts.c index dc70a6bfaa6a..92ca739fac01 100644 --- a/drivers/net/ethernet/ti/cpts.c +++ b/drivers/net/ethernet/ti/cpts.c @@ -568,7 +568,9 @@ int cpts_register(struct cpts *cpts) for (i = 0; i < CPTS_MAX_EVENTS; i++) list_add(&cpts->pool_data[i].list, &cpts->pool); - clk_enable(cpts->refclk); + err = clk_enable(cpts->refclk); + if (err) + return err; cpts_write32(cpts, CPTS_EN, control); cpts_write32(cpts, TS_PEND_EN, int_enable); diff --git a/drivers/net/ethernet/xilinx/ll_temac_main.c b/drivers/net/ethernet/xilinx/ll_temac_main.c index b900ab5aef2a..64c7e26c3b75 100644 --- a/drivers/net/ethernet/xilinx/ll_temac_main.c +++ b/drivers/net/ethernet/xilinx/ll_temac_main.c @@ -1433,6 +1433,8 @@ static int temac_probe(struct platform_device *pdev) lp->indirect_lock = devm_kmalloc(&pdev->dev, sizeof(*lp->indirect_lock), GFP_KERNEL); + if (!lp->indirect_lock) + return -ENOMEM; spin_lock_init(lp->indirect_lock); } diff --git a/drivers/net/ethernet/xilinx/xilinx_emaclite.c b/drivers/net/ethernet/xilinx/xilinx_emaclite.c index 519599480b15..77fa2cb03aca 100644 --- a/drivers/net/ethernet/xilinx/xilinx_emaclite.c +++ b/drivers/net/ethernet/xilinx/xilinx_emaclite.c @@ -1183,7 +1183,7 @@ static int xemaclite_of_probe(struct platform_device *ofdev) if (rc) { dev_err(dev, "Cannot register network device, aborting\n"); - goto error; + goto put_node; } dev_info(dev, @@ -1191,6 +1191,8 @@ static int xemaclite_of_probe(struct platform_device *ofdev) (unsigned long __force)ndev->mem_start, lp->base_addr, ndev->irq); return 0; +put_node: + of_node_put(lp->phy_node); error: free_netdev(ndev); return rc; diff --git a/drivers/net/hamradio/6pack.c b/drivers/net/hamradio/6pack.c index b1fc153125d9..45c3c4a1101b 100644 --- a/drivers/net/hamradio/6pack.c +++ b/drivers/net/hamradio/6pack.c @@ -668,11 +668,11 @@ static void sixpack_close(struct tty_struct *tty) */ netif_stop_queue(sp->dev); + unregister_netdev(sp->dev); + del_timer_sync(&sp->tx_t); del_timer_sync(&sp->resync_t); - unregister_netdev(sp->dev); - /* Free all 6pack frame buffers after unreg. */ kfree(sp->rbuff); kfree(sp->xbuff); diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c index 3646469433b1..fde1c492ca02 100644 --- a/drivers/net/hyperv/netvsc_drv.c +++ b/drivers/net/hyperv/netvsc_drv.c @@ -1587,6 +1587,9 @@ static void netvsc_get_ethtool_stats(struct net_device *dev, pcpu_sum = kvmalloc_array(num_possible_cpus(), sizeof(struct netvsc_ethtool_pcpu_stats), GFP_KERNEL); + if (!pcpu_sum) + return; + netvsc_get_pcpu_stats(dev, pcpu_sum); for_each_present_cpu(cpu) { struct netvsc_ethtool_pcpu_stats *this_sum = &pcpu_sum[cpu]; diff --git a/drivers/net/ieee802154/ca8210.c b/drivers/net/ieee802154/ca8210.c index f3438d3e104a..2bc730fd260e 100644 --- a/drivers/net/ieee802154/ca8210.c +++ b/drivers/net/ieee802154/ca8210.c @@ -2975,8 +2975,8 @@ static void ca8210_hw_setup(struct ieee802154_hw *ca8210_hw) ca8210_hw->phy->cca.opt = NL802154_CCA_OPT_ENERGY_CARRIER_AND; ca8210_hw->phy->cca_ed_level = -9800; ca8210_hw->phy->symbol_duration = 16; - ca8210_hw->phy->lifs_period = 40; - ca8210_hw->phy->sifs_period = 12; + ca8210_hw->phy->lifs_period = 40 * ca8210_hw->phy->symbol_duration; + ca8210_hw->phy->sifs_period = 12 * ca8210_hw->phy->symbol_duration; ca8210_hw->flags = IEEE802154_HW_AFILT | IEEE802154_HW_OMIT_CKSUM | diff --git a/drivers/net/ipa/Kconfig b/drivers/net/ipa/Kconfig index d037682fb7ad..6782c2cbf542 100644 --- a/drivers/net/ipa/Kconfig +++ b/drivers/net/ipa/Kconfig @@ -2,7 +2,9 @@ config QCOM_IPA tristate "Qualcomm IPA support" depends on NET && QCOM_SMEM depends on ARCH_QCOM || COMPILE_TEST + depends on INTERCONNECT depends on QCOM_RPROC_COMMON || (QCOM_RPROC_COMMON=n && COMPILE_TEST) + depends on QCOM_AOSS_QMP || QCOM_AOSS_QMP=n select QCOM_MDT_LOADER if ARCH_QCOM select QCOM_SCM select QCOM_QMI_HELPERS diff --git a/drivers/net/mctp/mctp-serial.c b/drivers/net/mctp/mctp-serial.c index eaa6fb3224bc..62723a7faa2d 100644 --- a/drivers/net/mctp/mctp-serial.c +++ b/drivers/net/mctp/mctp-serial.c @@ -403,8 +403,16 @@ static void mctp_serial_tty_receive_buf(struct tty_struct *tty, mctp_serial_push(dev, c[i]); } +static void mctp_serial_uninit(struct net_device *ndev) +{ + struct mctp_serial *dev = netdev_priv(ndev); + + cancel_work_sync(&dev->tx_work); +} + static const struct net_device_ops mctp_serial_netdev_ops = { .ndo_start_xmit = mctp_serial_tx, + .ndo_uninit = mctp_serial_uninit, }; static void mctp_serial_setup(struct net_device *ndev) @@ -483,7 +491,6 @@ static void mctp_serial_close(struct tty_struct *tty) int idx = dev->idx; unregister_netdev(dev->netdev); - cancel_work_sync(&dev->tx_work); ida_free(&mctp_serial_ida, idx); } diff --git a/drivers/net/mdio/mdio-ipq4019.c b/drivers/net/mdio/mdio-ipq4019.c index 5f4cd24a0241..4eba5a91075c 100644 --- a/drivers/net/mdio/mdio-ipq4019.c +++ b/drivers/net/mdio/mdio-ipq4019.c @@ -200,7 +200,11 @@ static int ipq_mdio_reset(struct mii_bus *bus) if (ret) return ret; - return clk_prepare_enable(priv->mdio_clk); + ret = clk_prepare_enable(priv->mdio_clk); + if (ret == 0) + mdelay(10); + + return ret; } static int ipq4019_mdio_probe(struct platform_device *pdev) diff --git a/drivers/net/mdio/mdio-mscc-miim.c b/drivers/net/mdio/mdio-mscc-miim.c index 7d2abaf2b2c9..64fb76c1e395 100644 --- a/drivers/net/mdio/mdio-mscc-miim.c +++ b/drivers/net/mdio/mdio-mscc-miim.c @@ -187,6 +187,13 @@ static const struct regmap_config mscc_miim_regmap_config = { .reg_stride = 4, }; +static const struct regmap_config mscc_miim_phy_regmap_config = { + .reg_bits = 32, + .val_bits = 32, + .reg_stride = 4, + .name = "phy", +}; + int mscc_miim_setup(struct device *dev, struct mii_bus **pbus, const char *name, struct regmap *mii_regmap, int status_offset) { @@ -250,7 +257,7 @@ static int mscc_miim_probe(struct platform_device *pdev) } phy_regmap = devm_regmap_init_mmio(&pdev->dev, phy_regs, - &mscc_miim_regmap_config); + &mscc_miim_phy_regmap_config); if (IS_ERR(phy_regmap)) { dev_err(&pdev->dev, "Unable to create phy register regmap\n"); return PTR_ERR(phy_regmap); diff --git a/drivers/net/netdevsim/fib.c b/drivers/net/netdevsim/fib.c index 4300261e2f9e..378ee779061c 100644 --- a/drivers/net/netdevsim/fib.c +++ b/drivers/net/netdevsim/fib.c @@ -623,14 +623,14 @@ static int nsim_fib6_rt_append(struct nsim_fib_data *data, if (err) goto err_fib6_rt_nh_del; - fib6_event->rt_arr[i]->trap = true; + WRITE_ONCE(fib6_event->rt_arr[i]->trap, true); } return 0; err_fib6_rt_nh_del: for (i--; i >= 0; i--) { - fib6_event->rt_arr[i]->trap = false; + WRITE_ONCE(fib6_event->rt_arr[i]->trap, false); nsim_fib6_rt_nh_del(fib6_rt, fib6_event->rt_arr[i]); } return err; diff --git a/drivers/net/phy/dp83822.c b/drivers/net/phy/dp83822.c index 211b5476a6f5..ce17b2af3218 100644 --- a/drivers/net/phy/dp83822.c +++ b/drivers/net/phy/dp83822.c @@ -274,7 +274,7 @@ static int dp83822_config_intr(struct phy_device *phydev) if (err < 0) return err; - err = phy_write(phydev, MII_DP83822_MISR1, 0); + err = phy_write(phydev, MII_DP83822_MISR2, 0); if (err < 0) return err; diff --git a/drivers/net/phy/marvell.c b/drivers/net/phy/marvell.c index 2429db614b59..2702faf7b0f6 100644 --- a/drivers/net/phy/marvell.c +++ b/drivers/net/phy/marvell.c @@ -1687,8 +1687,8 @@ static int marvell_suspend(struct phy_device *phydev) int err; /* Suspend the fiber mode first */ - if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, - phydev->supported)) { + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported)) { err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); if (err < 0) goto error; @@ -1722,8 +1722,8 @@ static int marvell_resume(struct phy_device *phydev) int err; /* Resume the fiber mode first */ - if (!linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, - phydev->supported)) { + if (linkmode_test_bit(ETHTOOL_LINK_MODE_FIBRE_BIT, + phydev->supported)) { err = marvell_set_page(phydev, MII_MARVELL_FIBER_PAGE); if (err < 0) goto error; diff --git a/drivers/net/phy/mediatek-ge.c b/drivers/net/phy/mediatek-ge.c index b7a5ae20edd5..68ee434f9dea 100644 --- a/drivers/net/phy/mediatek-ge.c +++ b/drivers/net/phy/mediatek-ge.c @@ -55,9 +55,6 @@ static int mt7530_phy_config_init(struct phy_device *phydev) static int mt7531_phy_config_init(struct phy_device *phydev) { - if (phydev->interface != PHY_INTERFACE_MODE_INTERNAL) - return -EINVAL; - mtk_gephy_config_init(phydev); /* PHY link down power saving enable */ diff --git a/drivers/net/phy/meson-gxl.c b/drivers/net/phy/meson-gxl.c index 7e7904fee1d9..73f7962a37d3 100644 --- a/drivers/net/phy/meson-gxl.c +++ b/drivers/net/phy/meson-gxl.c @@ -30,8 +30,12 @@ #define INTSRC_LINK_DOWN BIT(4) #define INTSRC_REMOTE_FAULT BIT(5) #define INTSRC_ANEG_COMPLETE BIT(6) +#define INTSRC_ENERGY_DETECT BIT(7) #define INTSRC_MASK 30 +#define INT_SOURCES (INTSRC_LINK_DOWN | INTSRC_ANEG_COMPLETE | \ + INTSRC_ENERGY_DETECT) + #define BANK_ANALOG_DSP 0 #define BANK_WOL 1 #define BANK_BIST 3 @@ -200,7 +204,6 @@ static int meson_gxl_ack_interrupt(struct phy_device *phydev) static int meson_gxl_config_intr(struct phy_device *phydev) { - u16 val; int ret; if (phydev->interrupts == PHY_INTERRUPT_ENABLED) { @@ -209,16 +212,9 @@ static int meson_gxl_config_intr(struct phy_device *phydev) if (ret) return ret; - val = INTSRC_ANEG_PR - | INTSRC_PARALLEL_FAULT - | INTSRC_ANEG_LP_ACK - | INTSRC_LINK_DOWN - | INTSRC_REMOTE_FAULT - | INTSRC_ANEG_COMPLETE; - ret = phy_write(phydev, INTSRC_MASK, val); + ret = phy_write(phydev, INTSRC_MASK, INT_SOURCES); } else { - val = 0; - ret = phy_write(phydev, INTSRC_MASK, val); + ret = phy_write(phydev, INTSRC_MASK, 0); /* Ack any pending IRQ */ ret = meson_gxl_ack_interrupt(phydev); @@ -237,10 +233,23 @@ static irqreturn_t meson_gxl_handle_interrupt(struct phy_device *phydev) return IRQ_NONE; } + irq_status &= INT_SOURCES; + if (irq_status == 0) return IRQ_NONE; - phy_trigger_machine(phydev); + /* Aneg-complete interrupt is used for link-up detection */ + if (phydev->autoneg == AUTONEG_ENABLE && + irq_status == INTSRC_ENERGY_DETECT) + return IRQ_HANDLED; + + /* Give PHY some time before MAC starts sending data. This works + * around an issue where network doesn't come up properly. + */ + if (!(irq_status & INTSRC_LINK_DOWN)) + phy_queue_state_machine(phydev, msecs_to_jiffies(100)); + else + phy_trigger_machine(phydev); return IRQ_HANDLED; } diff --git a/drivers/net/phy/mscc/mscc_main.c b/drivers/net/phy/mscc/mscc_main.c index ebfeeb3c67c1..7e3017e7a1c0 100644 --- a/drivers/net/phy/mscc/mscc_main.c +++ b/drivers/net/phy/mscc/mscc_main.c @@ -2685,3 +2685,6 @@ MODULE_DEVICE_TABLE(mdio, vsc85xx_tbl); MODULE_DESCRIPTION("Microsemi VSC85xx PHY driver"); MODULE_AUTHOR("Nagaraju Lakkaraju"); MODULE_LICENSE("Dual MIT/GPL"); + +MODULE_FIRMWARE(MSCC_VSC8584_REVB_INT8051_FW); +MODULE_FIRMWARE(MSCC_VSC8574_REVB_INT8051_FW); diff --git a/drivers/net/usb/cdc_ether.c b/drivers/net/usb/cdc_ether.c index eb3817d70f2b..9b4dfa3001d6 100644 --- a/drivers/net/usb/cdc_ether.c +++ b/drivers/net/usb/cdc_ether.c @@ -583,6 +583,11 @@ static const struct usb_device_id products[] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible; * wire-incompatible with true CDC Ethernet implementations. * (And, it seems, needlessly so...) @@ -640,6 +645,13 @@ static const struct usb_device_id products[] = { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = 0, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, /* reported with some C860 units */ .idProduct = 0x9050, /* C-860 */ ZAURUS_MASTER_INTERFACE, diff --git a/drivers/net/usb/cdc_mbim.c b/drivers/net/usb/cdc_mbim.c index 82bb5ed94c48..c0b8b4aa78f3 100644 --- a/drivers/net/usb/cdc_mbim.c +++ b/drivers/net/usb/cdc_mbim.c @@ -659,6 +659,11 @@ static const struct usb_device_id mbim_devs[] = { .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, }, + /* Telit FN990 */ + { USB_DEVICE_AND_INTERFACE_INFO(0x1bc7, 0x1071, USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), + .driver_info = (unsigned long)&cdc_mbim_info_avoid_altsetting_toggle, + }, + /* default entry */ { USB_INTERFACE_INFO(USB_CLASS_COMM, USB_CDC_SUBCLASS_MBIM, USB_CDC_PROTO_NONE), .driver_info = (unsigned long)&cdc_mbim_info_zlp, diff --git a/drivers/net/usb/cdc_ncm.c b/drivers/net/usb/cdc_ncm.c index e303b522efb5..15f91d691bba 100644 --- a/drivers/net/usb/cdc_ncm.c +++ b/drivers/net/usb/cdc_ncm.c @@ -1715,10 +1715,10 @@ int cdc_ncm_rx_fixup(struct usbnet *dev, struct sk_buff *skb_in) { struct sk_buff *skb; struct cdc_ncm_ctx *ctx = (struct cdc_ncm_ctx *)dev->data[0]; - int len; + unsigned int len; int nframes; int x; - int offset; + unsigned int offset; union { struct usb_cdc_ncm_ndp16 *ndp16; struct usb_cdc_ncm_ndp32 *ndp32; @@ -1790,8 +1790,8 @@ next_ndp: break; } - /* sanity checking */ - if (((offset + len) > skb_in->len) || + /* sanity checking - watch out for integer wrap*/ + if ((offset > skb_in->len) || (len > skb_in->len - offset) || (len > ctx->rx_max) || (len < ETH_HLEN)) { netif_dbg(dev, rx_err, dev->net, "invalid frame detected (ignored) offset[%u]=%u, length=%u, skb=%p\n", diff --git a/drivers/net/usb/smsc95xx.c b/drivers/net/usb/smsc95xx.c index bc1e3dd67c04..a0f29482294d 100644 --- a/drivers/net/usb/smsc95xx.c +++ b/drivers/net/usb/smsc95xx.c @@ -84,9 +84,10 @@ static int __must_check __smsc95xx_read_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_READ_REGISTER, USB_DIR_IN | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) { - netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", - index, ret); + if (ret < 0) { + if (ret != -ENODEV) + netdev_warn(dev->net, "Failed to read reg index 0x%08x: %d\n", + index, ret); return ret; } @@ -116,7 +117,7 @@ static int __must_check __smsc95xx_write_reg(struct usbnet *dev, u32 index, ret = fn(dev, USB_VENDOR_REQUEST_WRITE_REGISTER, USB_DIR_OUT | USB_TYPE_VENDOR | USB_RECIP_DEVICE, 0, index, &buf, 4); - if (unlikely(ret < 0)) + if (ret < 0 && ret != -ENODEV) netdev_warn(dev->net, "Failed to write reg index 0x%08x: %d\n", index, ret); @@ -159,6 +160,9 @@ static int __must_check __smsc95xx_phy_wait_not_busy(struct usbnet *dev, do { ret = __smsc95xx_read_reg(dev, MII_ADDR, &val, in_pm); if (ret < 0) { + /* Ignore -ENODEV error during disconnect() */ + if (ret == -ENODEV) + return 0; netdev_warn(dev->net, "Error reading MII_ACCESS\n"); return ret; } @@ -194,7 +198,8 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, addr = mii_address_cmd(phy_id, idx, MII_READ_ | MII_BUSY_); ret = __smsc95xx_write_reg(dev, MII_ADDR, addr, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_ADDR\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_ADDR\n"); goto done; } @@ -206,7 +211,8 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, ret = __smsc95xx_read_reg(dev, MII_DATA, &val, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error reading MII_DATA\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error reading MII_DATA\n"); goto done; } @@ -214,6 +220,10 @@ static int __smsc95xx_mdio_read(struct usbnet *dev, int phy_id, int idx, done: mutex_unlock(&dev->phy_mutex); + + /* Ignore -ENODEV error during disconnect() */ + if (ret == -ENODEV) + return 0; return ret; } @@ -235,7 +245,8 @@ static void __smsc95xx_mdio_write(struct usbnet *dev, int phy_id, val = regval; ret = __smsc95xx_write_reg(dev, MII_DATA, val, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_DATA\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_DATA\n"); goto done; } @@ -243,7 +254,8 @@ static void __smsc95xx_mdio_write(struct usbnet *dev, int phy_id, addr = mii_address_cmd(phy_id, idx, MII_WRITE_ | MII_BUSY_); ret = __smsc95xx_write_reg(dev, MII_ADDR, addr, in_pm); if (ret < 0) { - netdev_warn(dev->net, "Error writing MII_ADDR\n"); + if (ret != -ENODEV) + netdev_warn(dev->net, "Error writing MII_ADDR\n"); goto done; } diff --git a/drivers/net/usb/sr9700.c b/drivers/net/usb/sr9700.c index b658510cc9a4..5a53e63d33a6 100644 --- a/drivers/net/usb/sr9700.c +++ b/drivers/net/usb/sr9700.c @@ -413,7 +413,7 @@ static int sr9700_rx_fixup(struct usbnet *dev, struct sk_buff *skb) /* ignore the CRC length */ len = (skb->data[1] | (skb->data[2] << 8)) - 4; - if (len > ETH_FRAME_LEN) + if (len > ETH_FRAME_LEN || len > skb->len) return 0; /* the last packet of current skb */ diff --git a/drivers/net/usb/zaurus.c b/drivers/net/usb/zaurus.c index 8e717a0b559b..7984f2157d22 100644 --- a/drivers/net/usb/zaurus.c +++ b/drivers/net/usb/zaurus.c @@ -256,6 +256,11 @@ static const struct usb_device_id products [] = { .bInterfaceSubClass = USB_CDC_SUBCLASS_ETHERNET, \ .bInterfaceProtocol = USB_CDC_PROTO_NONE +#define ZAURUS_FAKE_INTERFACE \ + .bInterfaceClass = USB_CLASS_COMM, \ + .bInterfaceSubClass = USB_CDC_SUBCLASS_MDLM, \ + .bInterfaceProtocol = USB_CDC_PROTO_NONE + /* SA-1100 based Sharp Zaurus ("collie"), or compatible. */ { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO @@ -315,6 +320,13 @@ static const struct usb_device_id products [] = { .driver_info = ZAURUS_PXA_INFO, }, { .match_flags = USB_DEVICE_ID_MATCH_INT_INFO + | USB_DEVICE_ID_MATCH_DEVICE, + .idVendor = 0x04DD, + .idProduct = 0x9032, /* SL-6000 */ + ZAURUS_FAKE_INTERFACE, + .driver_info = (unsigned long)&bogus_mdlm_info, +}, { + .match_flags = USB_DEVICE_ID_MATCH_INT_INFO | USB_DEVICE_ID_MATCH_DEVICE, .idVendor = 0x04DD, /* reported with some C860 units */ diff --git a/drivers/net/wireless/ath/ath10k/wmi.c b/drivers/net/wireless/ath/ath10k/wmi.c index 62c453a21e49..7c1c2658cb5f 100644 --- a/drivers/net/wireless/ath/ath10k/wmi.c +++ b/drivers/net/wireless/ath/ath10k/wmi.c @@ -2611,36 +2611,9 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) ath10k_mac_handle_beacon(ar, skb); if (ieee80211_is_beacon(hdr->frame_control) || - ieee80211_is_probe_resp(hdr->frame_control)) { - struct ieee80211_mgmt *mgmt = (void *)skb->data; - enum cfg80211_bss_frame_type ftype; - u8 *ies; - int ies_ch; - + ieee80211_is_probe_resp(hdr->frame_control)) status->boottime_ns = ktime_get_boottime_ns(); - if (!ar->scan_channel) - goto drop; - - ies = mgmt->u.beacon.variable; - - if (ieee80211_is_beacon(mgmt->frame_control)) - ftype = CFG80211_BSS_FTYPE_BEACON; - else - ftype = CFG80211_BSS_FTYPE_PRESP; - - ies_ch = cfg80211_get_ies_channel_number(mgmt->u.beacon.variable, - skb_tail_pointer(skb) - ies, - sband->band, ftype); - - if (ies_ch > 0 && ies_ch != channel) { - ath10k_dbg(ar, ATH10K_DBG_MGMT, - "channel mismatched ds channel %d scan channel %d\n", - ies_ch, channel); - goto drop; - } - } - ath10k_dbg(ar, ATH10K_DBG_MGMT, "event mgmt rx skb %pK len %d ftype %02x stype %02x\n", skb, skb->len, @@ -2654,10 +2627,6 @@ int ath10k_wmi_event_mgmt_rx(struct ath10k *ar, struct sk_buff *skb) ieee80211_rx_ni(ar->hw, skb); return 0; - -drop: - dev_kfree_skb(skb); - return 0; } static int freq_to_idx(struct ath10k *ar, int freq) diff --git a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c index 0eb13e5df517..d99140960a82 100644 --- a/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c +++ b/drivers/net/wireless/broadcom/brcm80211/brcmfmac/firmware.c @@ -693,7 +693,7 @@ int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req, { struct brcmf_fw_item *first = &req->items[0]; struct brcmf_fw *fwctx; - char *alt_path; + char *alt_path = NULL; int ret; brcmf_dbg(TRACE, "enter: dev=%s\n", dev_name(dev)); @@ -712,7 +712,9 @@ int brcmf_fw_get_firmwares(struct device *dev, struct brcmf_fw_request *req, fwctx->done = fw_cb; /* First try alternative board-specific path if any */ - alt_path = brcm_alt_fw_path(first->path, fwctx->req->board_type); + if (fwctx->req->board_type) + alt_path = brcm_alt_fw_path(first->path, + fwctx->req->board_type); if (alt_path) { ret = request_firmware_nowait(THIS_MODULE, true, alt_path, fwctx->dev, GFP_KERNEL, fwctx, diff --git a/drivers/net/wireless/intel/Makefile b/drivers/net/wireless/intel/Makefile index 1364b0014488..208e73a16051 100644 --- a/drivers/net/wireless/intel/Makefile +++ b/drivers/net/wireless/intel/Makefile @@ -5,3 +5,4 @@ obj-$(CONFIG_IPW2200) += ipw2x00/ obj-$(CONFIG_IWLEGACY) += iwlegacy/ obj-$(CONFIG_IWLWIFI) += iwlwifi/ +obj-$(CONFIG_IWLMEI) += iwlwifi/ diff --git a/drivers/net/wireless/intel/iwlwifi/Kconfig b/drivers/net/wireless/intel/iwlwifi/Kconfig index c21c0c68849a..85e704283755 100644 --- a/drivers/net/wireless/intel/iwlwifi/Kconfig +++ b/drivers/net/wireless/intel/iwlwifi/Kconfig @@ -80,19 +80,6 @@ config IWLWIFI_OPMODE_MODULAR comment "WARNING: iwlwifi is useless without IWLDVM or IWLMVM" depends on IWLDVM=n && IWLMVM=n -config IWLWIFI_BCAST_FILTERING - bool "Enable broadcast filtering" - depends on IWLMVM - help - Say Y here to enable default bcast filtering configuration. - - Enabling broadcast filtering will drop any incoming wireless - broadcast frames, except some very specific predefined - patterns (e.g. incoming arp requests). - - If unsure, don't enable this option, as some programs might - expect incoming broadcasts for their normal operations. - menu "Debugging Options" config IWLWIFI_DEBUG diff --git a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c index 790c96df58cb..c17ab53fcd8f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/acpi.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/acpi.c @@ -1,7 +1,7 @@ // SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause /* * Copyright (C) 2017 Intel Deutschland GmbH - * Copyright (C) 2019-2021 Intel Corporation + * Copyright (C) 2019-2022 Intel Corporation */ #include <linux/uuid.h> #include "iwl-drv.h" @@ -888,10 +888,11 @@ bool iwl_sar_geo_support(struct iwl_fw_runtime *fwrt) * only one using version 36, so skip this version entirely. */ return IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) >= 38 || - IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 || - (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && - ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == - CSR_HW_REV_TYPE_7265D)); + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 17 && + fwrt->trans->hw_rev != CSR_HW_REV_TYPE_3160) || + (IWL_UCODE_SERIAL(fwrt->fw->ucode_ver) == 29 && + ((fwrt->trans->hw_rev & CSR_HW_REV_TYPE_MSK) == + CSR_HW_REV_TYPE_7265D)); } IWL_EXPORT_SYMBOL(iwl_sar_geo_support); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h index 0703e41403a6..35b8856e511f 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/commands.h @@ -502,11 +502,6 @@ enum iwl_legacy_cmds { DEBUG_LOG_MSG = 0xf7, /** - * @BCAST_FILTER_CMD: &struct iwl_bcast_filter_cmd - */ - BCAST_FILTER_CMD = 0xcf, - - /** * @MCAST_FILTER_CMD: &struct iwl_mcast_filter_cmd */ MCAST_FILTER_CMD = 0xd0, diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h b/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h index dd62a63956b3..e44c70b7c790 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/filter.h @@ -36,92 +36,4 @@ struct iwl_mcast_filter_cmd { u8 addr_list[0]; } __packed; /* MCAST_FILTERING_CMD_API_S_VER_1 */ -#define MAX_BCAST_FILTERS 8 -#define MAX_BCAST_FILTER_ATTRS 2 - -/** - * enum iwl_mvm_bcast_filter_attr_offset - written by fw for each Rx packet - * @BCAST_FILTER_OFFSET_PAYLOAD_START: offset is from payload start. - * @BCAST_FILTER_OFFSET_IP_END: offset is from ip header end (i.e. - * start of ip payload). - */ -enum iwl_mvm_bcast_filter_attr_offset { - BCAST_FILTER_OFFSET_PAYLOAD_START = 0, - BCAST_FILTER_OFFSET_IP_END = 1, -}; - -/** - * struct iwl_fw_bcast_filter_attr - broadcast filter attribute - * @offset_type: &enum iwl_mvm_bcast_filter_attr_offset. - * @offset: starting offset of this pattern. - * @reserved1: reserved - * @val: value to match - big endian (MSB is the first - * byte to match from offset pos). - * @mask: mask to match (big endian). - */ -struct iwl_fw_bcast_filter_attr { - u8 offset_type; - u8 offset; - __le16 reserved1; - __be32 val; - __be32 mask; -} __packed; /* BCAST_FILTER_ATT_S_VER_1 */ - -/** - * enum iwl_mvm_bcast_filter_frame_type - filter frame type - * @BCAST_FILTER_FRAME_TYPE_ALL: consider all frames. - * @BCAST_FILTER_FRAME_TYPE_IPV4: consider only ipv4 frames - */ -enum iwl_mvm_bcast_filter_frame_type { - BCAST_FILTER_FRAME_TYPE_ALL = 0, - BCAST_FILTER_FRAME_TYPE_IPV4 = 1, -}; - -/** - * struct iwl_fw_bcast_filter - broadcast filter - * @discard: discard frame (1) or let it pass (0). - * @frame_type: &enum iwl_mvm_bcast_filter_frame_type. - * @reserved1: reserved - * @num_attrs: number of valid attributes in this filter. - * @attrs: attributes of this filter. a filter is considered matched - * only when all its attributes are matched (i.e. AND relationship) - */ -struct iwl_fw_bcast_filter { - u8 discard; - u8 frame_type; - u8 num_attrs; - u8 reserved1; - struct iwl_fw_bcast_filter_attr attrs[MAX_BCAST_FILTER_ATTRS]; -} __packed; /* BCAST_FILTER_S_VER_1 */ - -/** - * struct iwl_fw_bcast_mac - per-mac broadcast filtering configuration. - * @default_discard: default action for this mac (discard (1) / pass (0)). - * @reserved1: reserved - * @attached_filters: bitmap of relevant filters for this mac. - */ -struct iwl_fw_bcast_mac { - u8 default_discard; - u8 reserved1; - __le16 attached_filters; -} __packed; /* BCAST_MAC_CONTEXT_S_VER_1 */ - -/** - * struct iwl_bcast_filter_cmd - broadcast filtering configuration - * @disable: enable (0) / disable (1) - * @max_bcast_filters: max number of filters (MAX_BCAST_FILTERS) - * @max_macs: max number of macs (NUM_MAC_INDEX_DRIVER) - * @reserved1: reserved - * @filters: broadcast filters - * @macs: broadcast filtering configuration per-mac - */ -struct iwl_bcast_filter_cmd { - u8 disable; - u8 max_bcast_filters; - u8 max_macs; - u8 reserved1; - struct iwl_fw_bcast_filter filters[MAX_BCAST_FILTERS]; - struct iwl_fw_bcast_mac macs[NUM_MAC_INDEX_DRIVER]; -} __packed; /* BCAST_FILTERING_HCMD_API_S_VER_1 */ - #endif /* __iwl_fw_api_filter_h__ */ diff --git a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h index 173a6991587b..4a7723eb8c1d 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/api/rs.h @@ -752,7 +752,6 @@ struct iwl_lq_cmd { u8 iwl_fw_rate_idx_to_plcp(int idx); u32 iwl_new_rate_from_v1(u32 rate_v1); -u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags); const struct iwl_rate_mcs_info *iwl_rate_mcs(int idx); const char *iwl_rs_pretty_ant(u8 ant); const char *iwl_rs_pretty_bw(int bw); diff --git a/drivers/net/wireless/intel/iwlwifi/fw/file.h b/drivers/net/wireless/intel/iwlwifi/fw/file.h index e4ebda64cd52..efc6540d31af 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/file.h +++ b/drivers/net/wireless/intel/iwlwifi/fw/file.h @@ -181,7 +181,6 @@ struct iwl_ucode_capa { * @IWL_UCODE_TLV_FLAGS_NEW_NSOFFL_LARGE: new NS offload (large version) * @IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT: General support for uAPSD * @IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD: P2P client supports uAPSD power save - * @IWL_UCODE_TLV_FLAGS_BCAST_FILTERING: uCode supports broadcast filtering. * @IWL_UCODE_TLV_FLAGS_EBS_SUPPORT: this uCode image supports EBS. */ enum iwl_ucode_tlv_flag { @@ -196,7 +195,6 @@ enum iwl_ucode_tlv_flag { IWL_UCODE_TLV_FLAGS_UAPSD_SUPPORT = BIT(24), IWL_UCODE_TLV_FLAGS_EBS_SUPPORT = BIT(25), IWL_UCODE_TLV_FLAGS_P2P_PS_UAPSD = BIT(26), - IWL_UCODE_TLV_FLAGS_BCAST_FILTERING = BIT(29), }; typedef unsigned int __bitwise iwl_ucode_tlv_api_t; diff --git a/drivers/net/wireless/intel/iwlwifi/fw/rs.c b/drivers/net/wireless/intel/iwlwifi/fw/rs.c index a21c3befd93b..a835214611ce 100644 --- a/drivers/net/wireless/intel/iwlwifi/fw/rs.c +++ b/drivers/net/wireless/intel/iwlwifi/fw/rs.c @@ -91,6 +91,20 @@ const char *iwl_rs_pretty_bw(int bw) } IWL_EXPORT_SYMBOL(iwl_rs_pretty_bw); +static u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags) +{ + int rate = rate_n_flags & RATE_LEGACY_RATE_MSK_V1; + int idx; + bool ofdm = !(rate_n_flags & RATE_MCS_CCK_MSK_V1); + int offset = ofdm ? IWL_FIRST_OFDM_RATE : 0; + int last = ofdm ? IWL_RATE_COUNT_LEGACY : IWL_FIRST_OFDM_RATE; + + for (idx = offset; idx < last; idx++) + if (iwl_fw_rate_idx_to_plcp(idx) == rate) + return idx - offset; + return IWL_RATE_INVALID; +} + u32 iwl_new_rate_from_v1(u32 rate_v1) { u32 rate_v2 = 0; @@ -144,7 +158,10 @@ u32 iwl_new_rate_from_v1(u32 rate_v1) } else { u32 legacy_rate = iwl_legacy_rate_to_fw_idx(rate_v1); - WARN_ON(legacy_rate < 0); + if (WARN_ON_ONCE(legacy_rate == IWL_RATE_INVALID)) + legacy_rate = (rate_v1 & RATE_MCS_CCK_MSK_V1) ? + IWL_FIRST_CCK_RATE : IWL_FIRST_OFDM_RATE; + rate_v2 |= legacy_rate; if (!(rate_v1 & RATE_MCS_CCK_MSK_V1)) rate_v2 |= RATE_MCS_LEGACY_OFDM_MSK; @@ -172,20 +189,6 @@ u32 iwl_new_rate_from_v1(u32 rate_v1) } IWL_EXPORT_SYMBOL(iwl_new_rate_from_v1); -u32 iwl_legacy_rate_to_fw_idx(u32 rate_n_flags) -{ - int rate = rate_n_flags & RATE_LEGACY_RATE_MSK_V1; - int idx; - bool ofdm = !(rate_n_flags & RATE_MCS_CCK_MSK_V1); - int offset = ofdm ? IWL_FIRST_OFDM_RATE : 0; - int last = ofdm ? IWL_RATE_COUNT_LEGACY : IWL_FIRST_OFDM_RATE; - - for (idx = offset; idx < last; idx++) - if (iwl_fw_rate_idx_to_plcp(idx) == rate) - return idx - offset; - return -1; -} - int rs_pretty_print_rate(char *buf, int bufsz, const u32 rate) { char *type; diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h index f90d4662c164..8e10ba88afb3 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-csr.h +++ b/drivers/net/wireless/intel/iwlwifi/iwl-csr.h @@ -1,6 +1,6 @@ /* SPDX-License-Identifier: GPL-2.0 OR BSD-3-Clause */ /* - * Copyright (C) 2005-2014, 2018-2021 Intel Corporation + * Copyright (C) 2005-2014, 2018-2022 Intel Corporation * Copyright (C) 2013-2014 Intel Mobile Communications GmbH * Copyright (C) 2016 Intel Deutschland GmbH */ @@ -329,6 +329,7 @@ enum { #define CSR_HW_REV_TYPE_2x00 (0x0000100) #define CSR_HW_REV_TYPE_105 (0x0000110) #define CSR_HW_REV_TYPE_135 (0x0000120) +#define CSR_HW_REV_TYPE_3160 (0x0000164) #define CSR_HW_REV_TYPE_7265D (0x0000210) #define CSR_HW_REV_TYPE_NONE (0x00001F0) #define CSR_HW_REV_TYPE_QNJ (0x0000360) diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c index 83e3b731ad29..6651e78b39ec 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-drv.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-drv.c @@ -1707,6 +1707,8 @@ static void iwl_req_fw_callback(const struct firmware *ucode_raw, void *context) out_unbind: complete(&drv->request_firmware_complete); device_release_driver(drv->trans->dev); + /* drv has just been freed by the release */ + failure = false; free: if (failure) iwl_dealloc_ucode(drv); diff --git a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c index dd58c8f9aa11..04addf964d83 100644 --- a/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c +++ b/drivers/net/wireless/intel/iwlwifi/iwl-nvm-parse.c @@ -553,8 +553,7 @@ static const struct ieee80211_sband_iftype_data iwl_he_capa[] = { .has_he = true, .he_cap_elem = { .mac_cap_info[0] = - IEEE80211_HE_MAC_CAP0_HTC_HE | - IEEE80211_HE_MAC_CAP0_TWT_REQ, + IEEE80211_HE_MAC_CAP0_HTC_HE, .mac_cap_info[1] = IEEE80211_HE_MAC_CAP1_TF_MAC_PAD_DUR_16US | IEEE80211_HE_MAC_CAP1_MULTI_TID_AGG_RX_QOS_8, diff --git a/drivers/net/wireless/intel/iwlwifi/mei/main.c b/drivers/net/wireless/intel/iwlwifi/mei/main.c index d9733aaf6f6e..2f7f0f994ca3 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/main.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/main.c @@ -1,6 +1,6 @@ // SPDX-License-Identifier: GPL-2.0-only /* - * Copyright (C) 2021 Intel Corporation + * Copyright (C) 2021-2022 Intel Corporation */ #include <linux/etherdevice.h> @@ -146,6 +146,7 @@ struct iwl_mei_filters { * @csme_taking_ownership: true when CSME is taking ownership. Used to remember * to send CSME_OWNERSHIP_CONFIRMED when the driver completes its down * flow. + * @link_prot_state: true when we are in link protection PASSIVE * @csa_throttle_end_wk: used when &csa_throttled is true * @data_q_lock: protects the access to the data queues which are * accessed without the mutex. @@ -165,6 +166,7 @@ struct iwl_mei { bool amt_enabled; bool csa_throttled; bool csme_taking_ownership; + bool link_prot_state; struct delayed_work csa_throttle_end_wk; spinlock_t data_q_lock; @@ -229,8 +231,6 @@ static int iwl_mei_alloc_shared_mem(struct mei_cl_device *cldev) if (IS_ERR(mem->ctrl)) { int ret = PTR_ERR(mem->ctrl); - dev_err(&cldev->dev, "Couldn't allocate the shared memory: %d\n", - ret); mem->ctrl = NULL; return ret; @@ -669,6 +669,8 @@ iwl_mei_handle_conn_status(struct mei_cl_device *cldev, iwl_mei_cache.ops->me_conn_status(iwl_mei_cache.priv, &conn_info); + mei->link_prot_state = status->link_prot_state; + /* * Update the Rfkill state in case the host does not own the device: * if we are in Link Protection, ask to not touch the device, else, @@ -1663,9 +1665,11 @@ int iwl_mei_register(void *priv, const struct iwl_mei_ops *ops) mei_cldev_get_drvdata(iwl_mei_global_cldev); /* we have already a SAP connection */ - if (iwl_mei_is_connected()) + if (iwl_mei_is_connected()) { iwl_mei_send_sap_msg(mei->cldev, SAP_MSG_NOTIF_WIFIDR_UP); + ops->rfkill(priv, mei->link_prot_state); + } } ret = 0; @@ -1784,6 +1788,8 @@ static void iwl_mei_dbgfs_unregister(struct iwl_mei *mei) {} #endif /* CONFIG_DEBUG_FS */ +#define ALLOC_SHARED_MEM_RETRY_MAX_NUM 3 + /* * iwl_mei_probe - the probe function called by the mei bus enumeration * @@ -1795,6 +1801,7 @@ static void iwl_mei_dbgfs_unregister(struct iwl_mei *mei) {} static int iwl_mei_probe(struct mei_cl_device *cldev, const struct mei_cl_device_id *id) { + int alloc_retry = ALLOC_SHARED_MEM_RETRY_MAX_NUM; struct iwl_mei *mei; int ret; @@ -1812,15 +1819,31 @@ static int iwl_mei_probe(struct mei_cl_device *cldev, mei_cldev_set_drvdata(cldev, mei); mei->cldev = cldev; - /* - * The CSME firmware needs to boot the internal WLAN client. Wait here - * so that the DMA map request will succeed. - */ - msleep(20); + do { + ret = iwl_mei_alloc_shared_mem(cldev); + if (!ret) + break; + /* + * The CSME firmware needs to boot the internal WLAN client. + * This can take time in certain configurations (usually + * upon resume and when the whole CSME firmware is shut down + * during suspend). + * + * Wait a bit before retrying and hope we'll succeed next time. + */ - ret = iwl_mei_alloc_shared_mem(cldev); - if (ret) + dev_dbg(&cldev->dev, + "Couldn't allocate the shared memory: %d, attempt %d / %d\n", + ret, alloc_retry, ALLOC_SHARED_MEM_RETRY_MAX_NUM); + msleep(100); + alloc_retry--; + } while (alloc_retry); + + if (ret) { + dev_err(&cldev->dev, "Couldn't allocate the shared memory: %d\n", + ret); goto free; + } iwl_mei_init_shared_mem(mei); diff --git a/drivers/net/wireless/intel/iwlwifi/mei/net.c b/drivers/net/wireless/intel/iwlwifi/mei/net.c index 5f966af69720..468102a95e1b 100644 --- a/drivers/net/wireless/intel/iwlwifi/mei/net.c +++ b/drivers/net/wireless/intel/iwlwifi/mei/net.c @@ -195,8 +195,7 @@ static bool iwl_mei_rx_filter_ipv4(struct sk_buff *skb, bool match; if (!pskb_may_pull(skb, skb_network_offset(skb) + sizeof(*iphdr)) || - !pskb_may_pull(skb, skb_network_offset(skb) + - sizeof(ip_hdrlen(skb) - sizeof(*iphdr)))) + !pskb_may_pull(skb, skb_network_offset(skb) + ip_hdrlen(skb))) return false; iphdrlen = ip_hdrlen(skb); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c index fb4920b01dbb..445c94adb076 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/debugfs.c @@ -5,6 +5,7 @@ * Copyright (C) 2016-2017 Intel Deutschland GmbH */ #include <linux/vmalloc.h> +#include <linux/err.h> #include <linux/ieee80211.h> #include <linux/netdevice.h> @@ -1369,189 +1370,6 @@ static ssize_t iwl_dbgfs_dbg_time_point_write(struct iwl_mvm *mvm, return count; } -#define ADD_TEXT(...) pos += scnprintf(buf + pos, bufsz - pos, __VA_ARGS__) -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -static ssize_t iwl_dbgfs_bcast_filters_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm *mvm = file->private_data; - struct iwl_bcast_filter_cmd cmd; - const struct iwl_fw_bcast_filter *filter; - char *buf; - int bufsz = 1024; - int i, j, pos = 0; - ssize_t ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) { - ADD_TEXT("None\n"); - mutex_unlock(&mvm->mutex); - goto out; - } - mutex_unlock(&mvm->mutex); - - for (i = 0; cmd.filters[i].attrs[0].mask; i++) { - filter = &cmd.filters[i]; - - ADD_TEXT("Filter [%d]:\n", i); - ADD_TEXT("\tDiscard=%d\n", filter->discard); - ADD_TEXT("\tFrame Type: %s\n", - filter->frame_type ? "IPv4" : "Generic"); - - for (j = 0; j < ARRAY_SIZE(filter->attrs); j++) { - const struct iwl_fw_bcast_filter_attr *attr; - - attr = &filter->attrs[j]; - if (!attr->mask) - break; - - ADD_TEXT("\tAttr [%d]: offset=%d (from %s), mask=0x%x, value=0x%x reserved=0x%x\n", - j, attr->offset, - attr->offset_type ? "IP End" : - "Payload Start", - be32_to_cpu(attr->mask), - be32_to_cpu(attr->val), - le16_to_cpu(attr->reserved1)); - } - } -out: - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_bcast_filters_write(struct iwl_mvm *mvm, char *buf, - size_t count, loff_t *ppos) -{ - int pos, next_pos; - struct iwl_fw_bcast_filter filter = {}; - struct iwl_bcast_filter_cmd cmd; - u32 filter_id, attr_id, mask, value; - int err = 0; - - if (sscanf(buf, "%d %hhi %hhi %n", &filter_id, &filter.discard, - &filter.frame_type, &pos) != 3) - return -EINVAL; - - if (filter_id >= ARRAY_SIZE(mvm->dbgfs_bcast_filtering.cmd.filters) || - filter.frame_type > BCAST_FILTER_FRAME_TYPE_IPV4) - return -EINVAL; - - for (attr_id = 0; attr_id < ARRAY_SIZE(filter.attrs); - attr_id++) { - struct iwl_fw_bcast_filter_attr *attr = - &filter.attrs[attr_id]; - - if (pos >= count) - break; - - if (sscanf(&buf[pos], "%hhi %hhi %i %i %n", - &attr->offset, &attr->offset_type, - &mask, &value, &next_pos) != 4) - return -EINVAL; - - attr->mask = cpu_to_be32(mask); - attr->val = cpu_to_be32(value); - if (mask) - filter.num_attrs++; - - pos += next_pos; - } - - mutex_lock(&mvm->mutex); - memcpy(&mvm->dbgfs_bcast_filtering.cmd.filters[filter_id], - &filter, sizeof(filter)); - - /* send updated bcast filtering configuration */ - if (iwl_mvm_firmware_running(mvm) && - mvm->dbgfs_bcast_filtering.override && - iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); - mutex_unlock(&mvm->mutex); - - return err ?: count; -} - -static ssize_t iwl_dbgfs_bcast_filters_macs_read(struct file *file, - char __user *user_buf, - size_t count, loff_t *ppos) -{ - struct iwl_mvm *mvm = file->private_data; - struct iwl_bcast_filter_cmd cmd; - char *buf; - int bufsz = 1024; - int i, pos = 0; - ssize_t ret; - - buf = kzalloc(bufsz, GFP_KERNEL); - if (!buf) - return -ENOMEM; - - mutex_lock(&mvm->mutex); - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) { - ADD_TEXT("None\n"); - mutex_unlock(&mvm->mutex); - goto out; - } - mutex_unlock(&mvm->mutex); - - for (i = 0; i < ARRAY_SIZE(cmd.macs); i++) { - const struct iwl_fw_bcast_mac *mac = &cmd.macs[i]; - - ADD_TEXT("Mac [%d]: discard=%d attached_filters=0x%x\n", - i, mac->default_discard, mac->attached_filters); - } -out: - ret = simple_read_from_buffer(user_buf, count, ppos, buf, pos); - kfree(buf); - return ret; -} - -static ssize_t iwl_dbgfs_bcast_filters_macs_write(struct iwl_mvm *mvm, - char *buf, size_t count, - loff_t *ppos) -{ - struct iwl_bcast_filter_cmd cmd; - struct iwl_fw_bcast_mac mac = {}; - u32 mac_id, attached_filters; - int err = 0; - - if (!mvm->bcast_filters) - return -ENOENT; - - if (sscanf(buf, "%d %hhi %i", &mac_id, &mac.default_discard, - &attached_filters) != 3) - return -EINVAL; - - if (mac_id >= ARRAY_SIZE(cmd.macs) || - mac.default_discard > 1 || - attached_filters >= BIT(ARRAY_SIZE(cmd.filters))) - return -EINVAL; - - mac.attached_filters = cpu_to_le16(attached_filters); - - mutex_lock(&mvm->mutex); - memcpy(&mvm->dbgfs_bcast_filtering.cmd.macs[mac_id], - &mac, sizeof(mac)); - - /* send updated bcast filtering configuration */ - if (iwl_mvm_firmware_running(mvm) && - mvm->dbgfs_bcast_filtering.override && - iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - err = iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); - mutex_unlock(&mvm->mutex); - - return err ?: count; -} -#endif - #define MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz) \ _MVM_DEBUGFS_WRITE_FILE_OPS(name, bufsz, struct iwl_mvm) #define MVM_DEBUGFS_READ_WRITE_FILE_OPS(name, bufsz) \ @@ -1881,11 +1699,6 @@ MVM_DEBUGFS_WRITE_FILE_OPS(inject_beacon_ie_restore, 512); MVM_DEBUGFS_READ_FILE_OPS(uapsd_noagg_bssids); -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters, 256); -MVM_DEBUGFS_READ_WRITE_FILE_OPS(bcast_filters_macs, 256); -#endif - #ifdef CONFIG_ACPI MVM_DEBUGFS_READ_FILE_OPS(sar_geo_profile); #endif @@ -2045,7 +1858,6 @@ void iwl_mvm_sta_add_debugfs(struct ieee80211_hw *hw, void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) { struct dentry *bcast_dir __maybe_unused; - char buf[100]; spin_lock_init(&mvm->drv_stats_lock); @@ -2097,21 +1909,6 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) MVM_DEBUGFS_ADD_FILE(uapsd_noagg_bssids, mvm->debugfs_dir, S_IRUSR); -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - if (mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING) { - bcast_dir = debugfs_create_dir("bcast_filtering", - mvm->debugfs_dir); - - debugfs_create_bool("override", 0600, bcast_dir, - &mvm->dbgfs_bcast_filtering.override); - - MVM_DEBUGFS_ADD_FILE_ALIAS("filters", bcast_filters, - bcast_dir, 0600); - MVM_DEBUGFS_ADD_FILE_ALIAS("macs", bcast_filters_macs, - bcast_dir, 0600); - } -#endif - #ifdef CONFIG_PM_SLEEP MVM_DEBUGFS_ADD_FILE(d3_test, mvm->debugfs_dir, 0400); debugfs_create_bool("d3_wake_sysassert", 0600, mvm->debugfs_dir, @@ -2142,6 +1939,11 @@ void iwl_mvm_dbgfs_register(struct iwl_mvm *mvm) * Create a symlink with mac80211. It will be removed when mac80211 * exists (before the opmode exists which removes the target.) */ - snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent); - debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, buf); + if (!IS_ERR(mvm->debugfs_dir)) { + char buf[100]; + + snprintf(buf, 100, "../../%pd2", mvm->debugfs_dir->d_parent); + debugfs_create_symlink("iwlwifi", mvm->hw->wiphy->debugfsdir, + buf); + } } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c index 6f4690e56a46..ae589b3b8c46 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/fw.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/fw.c @@ -1741,7 +1741,7 @@ int iwl_mvm_up(struct iwl_mvm *mvm) ret = iwl_mvm_sar_init(mvm); if (ret == 0) ret = iwl_mvm_sar_geo_init(mvm); - else if (ret < 0) + if (ret < 0) goto error; ret = iwl_mvm_sgom_init(mvm); diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c index 65f4fe3ef504..709a3df57b10 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mac80211.c @@ -55,79 +55,6 @@ static const struct ieee80211_iface_combination iwl_mvm_iface_combinations[] = { }, }; -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -/* - * Use the reserved field to indicate magic values. - * these values will only be used internally by the driver, - * and won't make it to the fw (reserved will be 0). - * BC_FILTER_MAGIC_IP - configure the val of this attribute to - * be the vif's ip address. in case there is not a single - * ip address (0, or more than 1), this attribute will - * be skipped. - * BC_FILTER_MAGIC_MAC - set the val of this attribute to - * the LSB bytes of the vif's mac address - */ -enum { - BC_FILTER_MAGIC_NONE = 0, - BC_FILTER_MAGIC_IP, - BC_FILTER_MAGIC_MAC, -}; - -static const struct iwl_fw_bcast_filter iwl_mvm_default_bcast_filters[] = { - { - /* arp */ - .discard = 0, - .frame_type = BCAST_FILTER_FRAME_TYPE_ALL, - .attrs = { - { - /* frame type - arp, hw type - ethernet */ - .offset_type = - BCAST_FILTER_OFFSET_PAYLOAD_START, - .offset = sizeof(rfc1042_header), - .val = cpu_to_be32(0x08060001), - .mask = cpu_to_be32(0xffffffff), - }, - { - /* arp dest ip */ - .offset_type = - BCAST_FILTER_OFFSET_PAYLOAD_START, - .offset = sizeof(rfc1042_header) + 2 + - sizeof(struct arphdr) + - ETH_ALEN + sizeof(__be32) + - ETH_ALEN, - .mask = cpu_to_be32(0xffffffff), - /* mark it as special field */ - .reserved1 = cpu_to_le16(BC_FILTER_MAGIC_IP), - }, - }, - }, - { - /* dhcp offer bcast */ - .discard = 0, - .frame_type = BCAST_FILTER_FRAME_TYPE_IPV4, - .attrs = { - { - /* udp dest port - 68 (bootp client)*/ - .offset_type = BCAST_FILTER_OFFSET_IP_END, - .offset = offsetof(struct udphdr, dest), - .val = cpu_to_be32(0x00440000), - .mask = cpu_to_be32(0xffff0000), - }, - { - /* dhcp - lsb bytes of client hw address */ - .offset_type = BCAST_FILTER_OFFSET_IP_END, - .offset = 38, - .mask = cpu_to_be32(0xffffffff), - /* mark it as special field */ - .reserved1 = cpu_to_le16(BC_FILTER_MAGIC_MAC), - }, - }, - }, - /* last filter must be empty */ - {}, -}; -#endif - static const struct cfg80211_pmsr_capabilities iwl_mvm_pmsr_capa = { .max_peers = IWL_MVM_TOF_MAX_APS, .report_ap_tsf = 1, @@ -299,7 +226,6 @@ static const u8 he_if_types_ext_capa_sta[] = { [0] = WLAN_EXT_CAPA1_EXT_CHANNEL_SWITCHING, [2] = WLAN_EXT_CAPA3_MULTI_BSSID_SUPPORT, [7] = WLAN_EXT_CAPA8_OPMODE_NOTIF, - [9] = WLAN_EXT_CAPA10_TWT_REQUESTER_SUPPORT, }; static const struct wiphy_iftype_ext_capab he_iftypes_ext_capa[] = { @@ -693,11 +619,6 @@ int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm) } #endif -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - /* assign default bcast filtering configuration */ - mvm->bcast_filters = iwl_mvm_default_bcast_filters; -#endif - ret = iwl_mvm_leds_init(mvm); if (ret) return ret; @@ -1853,162 +1774,6 @@ static void iwl_mvm_config_iface_filter(struct ieee80211_hw *hw, mutex_unlock(&mvm->mutex); } -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING -struct iwl_bcast_iter_data { - struct iwl_mvm *mvm; - struct iwl_bcast_filter_cmd *cmd; - u8 current_filter; -}; - -static void -iwl_mvm_set_bcast_filter(struct ieee80211_vif *vif, - const struct iwl_fw_bcast_filter *in_filter, - struct iwl_fw_bcast_filter *out_filter) -{ - struct iwl_fw_bcast_filter_attr *attr; - int i; - - memcpy(out_filter, in_filter, sizeof(*out_filter)); - - for (i = 0; i < ARRAY_SIZE(out_filter->attrs); i++) { - attr = &out_filter->attrs[i]; - - if (!attr->mask) - break; - - switch (attr->reserved1) { - case cpu_to_le16(BC_FILTER_MAGIC_IP): - if (vif->bss_conf.arp_addr_cnt != 1) { - attr->mask = 0; - continue; - } - - attr->val = vif->bss_conf.arp_addr_list[0]; - break; - case cpu_to_le16(BC_FILTER_MAGIC_MAC): - attr->val = *(__be32 *)&vif->addr[2]; - break; - default: - break; - } - attr->reserved1 = 0; - out_filter->num_attrs++; - } -} - -static void iwl_mvm_bcast_filter_iterator(void *_data, u8 *mac, - struct ieee80211_vif *vif) -{ - struct iwl_bcast_iter_data *data = _data; - struct iwl_mvm *mvm = data->mvm; - struct iwl_bcast_filter_cmd *cmd = data->cmd; - struct iwl_mvm_vif *mvmvif = iwl_mvm_vif_from_mac80211(vif); - struct iwl_fw_bcast_mac *bcast_mac; - int i; - - if (WARN_ON(mvmvif->id >= ARRAY_SIZE(cmd->macs))) - return; - - bcast_mac = &cmd->macs[mvmvif->id]; - - /* - * enable filtering only for associated stations, but not for P2P - * Clients - */ - if (vif->type != NL80211_IFTYPE_STATION || vif->p2p || - !vif->bss_conf.assoc) - return; - - bcast_mac->default_discard = 1; - - /* copy all configured filters */ - for (i = 0; mvm->bcast_filters[i].attrs[0].mask; i++) { - /* - * Make sure we don't exceed our filters limit. - * if there is still a valid filter to be configured, - * be on the safe side and just allow bcast for this mac. - */ - if (WARN_ON_ONCE(data->current_filter >= - ARRAY_SIZE(cmd->filters))) { - bcast_mac->default_discard = 0; - bcast_mac->attached_filters = 0; - break; - } - - iwl_mvm_set_bcast_filter(vif, - &mvm->bcast_filters[i], - &cmd->filters[data->current_filter]); - - /* skip current filter if it contains no attributes */ - if (!cmd->filters[data->current_filter].num_attrs) - continue; - - /* attach the filter to current mac */ - bcast_mac->attached_filters |= - cpu_to_le16(BIT(data->current_filter)); - - data->current_filter++; - } -} - -bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, - struct iwl_bcast_filter_cmd *cmd) -{ - struct iwl_bcast_iter_data iter_data = { - .mvm = mvm, - .cmd = cmd, - }; - - if (IWL_MVM_FW_BCAST_FILTER_PASS_ALL) - return false; - - memset(cmd, 0, sizeof(*cmd)); - cmd->max_bcast_filters = ARRAY_SIZE(cmd->filters); - cmd->max_macs = ARRAY_SIZE(cmd->macs); - -#ifdef CONFIG_IWLWIFI_DEBUGFS - /* use debugfs filters/macs if override is configured */ - if (mvm->dbgfs_bcast_filtering.override) { - memcpy(cmd->filters, &mvm->dbgfs_bcast_filtering.cmd.filters, - sizeof(cmd->filters)); - memcpy(cmd->macs, &mvm->dbgfs_bcast_filtering.cmd.macs, - sizeof(cmd->macs)); - return true; - } -#endif - - /* if no filters are configured, do nothing */ - if (!mvm->bcast_filters) - return false; - - /* configure and attach these filters for each associated sta vif */ - ieee80211_iterate_active_interfaces( - mvm->hw, IEEE80211_IFACE_ITER_NORMAL, - iwl_mvm_bcast_filter_iterator, &iter_data); - - return true; -} - -static int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm) -{ - struct iwl_bcast_filter_cmd cmd; - - if (!(mvm->fw->ucode_capa.flags & IWL_UCODE_TLV_FLAGS_BCAST_FILTERING)) - return 0; - - if (!iwl_mvm_bcast_filter_build_cmd(mvm, &cmd)) - return 0; - - return iwl_mvm_send_cmd_pdu(mvm, BCAST_FILTER_CMD, 0, - sizeof(cmd), &cmd); -} -#else -static inline int iwl_mvm_configure_bcast_filter(struct iwl_mvm *mvm) -{ - return 0; -} -#endif - static int iwl_mvm_update_mu_groups(struct iwl_mvm *mvm, struct ieee80211_vif *vif) { @@ -2520,7 +2285,6 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } iwl_mvm_recalc_multicast(mvm); - iwl_mvm_configure_bcast_filter(mvm); /* reset rssi values */ mvmvif->bf_data.ave_beacon_signal = 0; @@ -2570,11 +2334,6 @@ static void iwl_mvm_bss_info_changed_station(struct iwl_mvm *mvm, } } - if (changes & BSS_CHANGED_ARP_FILTER) { - IWL_DEBUG_MAC80211(mvm, "arp filter changed\n"); - iwl_mvm_configure_bcast_filter(mvm); - } - if (changes & BSS_CHANGED_BANDWIDTH) iwl_mvm_apply_fw_smps_request(vif); } diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h index 1dcbb0eb63c3..d78f40730594 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h +++ b/drivers/net/wireless/intel/iwlwifi/mvm/mvm.h @@ -884,17 +884,6 @@ struct iwl_mvm { /* rx chain antennas set through debugfs for the scan command */ u8 scan_rx_ant; -#ifdef CONFIG_IWLWIFI_BCAST_FILTERING - /* broadcast filters to configure for each associated station */ - const struct iwl_fw_bcast_filter *bcast_filters; -#ifdef CONFIG_IWLWIFI_DEBUGFS - struct { - bool override; - struct iwl_bcast_filter_cmd cmd; - } dbgfs_bcast_filtering; -#endif -#endif - /* Internal station */ struct iwl_mvm_int_sta aux_sta; struct iwl_mvm_int_sta snif_sta; @@ -1593,8 +1582,6 @@ int iwl_mvm_up(struct iwl_mvm *mvm); int iwl_mvm_load_d3_fw(struct iwl_mvm *mvm); int iwl_mvm_mac_setup_register(struct iwl_mvm *mvm); -bool iwl_mvm_bcast_filter_build_cmd(struct iwl_mvm *mvm, - struct iwl_bcast_filter_cmd *cmd); /* * FW notifications / CMD responses handlers @@ -2225,7 +2212,7 @@ static inline void iwl_mvm_mei_device_down(struct iwl_mvm *mvm) static inline void iwl_mvm_mei_set_sw_rfkill_state(struct iwl_mvm *mvm) { bool sw_rfkill = - mvm->hw_registered ? rfkill_blocked(mvm->hw->wiphy->rfkill) : false; + mvm->hw_registered ? rfkill_soft_blocked(mvm->hw->wiphy->rfkill) : false; if (mvm->mei_registered) iwl_mei_set_rfkill_state(iwl_mvm_is_radio_killed(mvm), diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c index 87630d38dc52..1f8b97995b94 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/ops.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/ops.c @@ -469,7 +469,6 @@ static const struct iwl_hcmd_names iwl_mvm_legacy_names[] = { HCMD_NAME(MCC_CHUB_UPDATE_CMD), HCMD_NAME(MARKER_CMD), HCMD_NAME(BT_PROFILE_NOTIFICATION), - HCMD_NAME(BCAST_FILTER_CMD), HCMD_NAME(MCAST_FILTER_CMD), HCMD_NAME(REPLY_SF_CFG_CMD), HCMD_NAME(REPLY_BEACON_FILTERING_CMD), diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c index 6fa2c12f7955..9213f8518f10 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/tx.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/tx.c @@ -1427,7 +1427,7 @@ static void iwl_mvm_hwrate_to_tx_status(const struct iwl_fw *fw, struct ieee80211_tx_rate *r = &info->status.rates[0]; if (iwl_fw_lookup_notif_ver(fw, LONG_GROUP, - TX_CMD, 0) > 6) + TX_CMD, 0) <= 6) rate_n_flags = iwl_new_rate_from_v1(rate_n_flags); info->status.antenna = diff --git a/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c b/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c index 78450366312b..080a1587caa5 100644 --- a/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c +++ b/drivers/net/wireless/intel/iwlwifi/mvm/vendor-cmd.c @@ -71,12 +71,13 @@ static int iwl_mvm_vendor_host_get_ownership(struct wiphy *wiphy, { struct ieee80211_hw *hw = wiphy_to_ieee80211_hw(wiphy); struct iwl_mvm *mvm = IWL_MAC80211_GET_MVM(hw); + int ret; mutex_lock(&mvm->mutex); - iwl_mvm_mei_get_ownership(mvm); + ret = iwl_mvm_mei_get_ownership(mvm); mutex_unlock(&mvm->mutex); - return 0; + return ret; } static const struct wiphy_vendor_command iwl_mvm_vendor_commands[] = { diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c index 0febdcacbd42..94f40c4d2421 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans-gen2.c @@ -385,8 +385,7 @@ int iwl_trans_pcie_gen2_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); diff --git a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c index a63386a01232..ef14584fc0a1 100644 --- a/drivers/net/wireless/intel/iwlwifi/pcie/trans.c +++ b/drivers/net/wireless/intel/iwlwifi/pcie/trans.c @@ -1329,8 +1329,7 @@ static int iwl_trans_pcie_start_fw(struct iwl_trans *trans, /* This may fail if AMT took ownership of the device */ if (iwl_pcie_prepare_card_hw(trans)) { IWL_WARN(trans, "Exit HW not ready\n"); - ret = -EIO; - goto out; + return -EIO; } iwl_enable_rfkill_int(trans); diff --git a/drivers/net/wireless/mac80211_hwsim.c b/drivers/net/wireless/mac80211_hwsim.c index 8d54f9face2f..fc5725f6daee 100644 --- a/drivers/net/wireless/mac80211_hwsim.c +++ b/drivers/net/wireless/mac80211_hwsim.c @@ -2336,6 +2336,15 @@ static void hw_scan_work(struct work_struct *work) if (req->ie_len) skb_put_data(probe, req->ie, req->ie_len); + if (!ieee80211_tx_prepare_skb(hwsim->hw, + hwsim->hw_scan_vif, + probe, + hwsim->tmp_chan->band, + NULL)) { + kfree_skb(probe); + continue; + } + local_bh_disable(); mac80211_hwsim_tx_frame(hwsim->hw, probe, hwsim->tmp_chan); @@ -3770,6 +3779,10 @@ static int hwsim_tx_info_frame_received_nl(struct sk_buff *skb_2, } txi->flags |= IEEE80211_TX_STAT_ACK; } + + if (hwsim_flags & HWSIM_TX_CTL_NO_ACK) + txi->flags |= IEEE80211_TX_STAT_NOACK_TRANSMITTED; + ieee80211_tx_status_irqsafe(data2->hw, skb); return 0; out: diff --git a/drivers/net/xen-netback/xenbus.c b/drivers/net/xen-netback/xenbus.c index d24b7a7993aa..990360d75cb6 100644 --- a/drivers/net/xen-netback/xenbus.c +++ b/drivers/net/xen-netback/xenbus.c @@ -256,6 +256,7 @@ static void backend_disconnect(struct backend_info *be) unsigned int queue_index; xen_unregister_watchers(vif); + xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status"); #ifdef CONFIG_DEBUG_FS xenvif_debugfs_delif(vif); #endif /* CONFIG_DEBUG_FS */ @@ -675,7 +676,6 @@ static void hotplug_status_changed(struct xenbus_watch *watch, /* Not interested in this watch anymore. */ unregister_hotplug_status_watch(be); - xenbus_rm(XBT_NIL, be->dev->nodename, "hotplug-status"); } kfree(str); } @@ -824,15 +824,11 @@ static void connect(struct backend_info *be) xenvif_carrier_on(be->vif); unregister_hotplug_status_watch(be); - if (xenbus_exists(XBT_NIL, dev->nodename, "hotplug-status")) { - err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, - NULL, hotplug_status_changed, - "%s/%s", dev->nodename, - "hotplug-status"); - if (err) - goto err; + err = xenbus_watch_pathfmt(dev, &be->hotplug_status_watch, NULL, + hotplug_status_changed, + "%s/%s", dev->nodename, "hotplug-status"); + if (!err) be->have_hotplug_status_watch = 1; - } netif_tx_wake_all_queues(be->vif->dev); diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c index 8b18246ad999..daa4e6106aac 100644 --- a/drivers/net/xen-netfront.c +++ b/drivers/net/xen-netfront.c @@ -424,14 +424,12 @@ static bool xennet_tx_buf_gc(struct netfront_queue *queue) queue->tx_link[id] = TX_LINK_NONE; skb = queue->tx_skbs[id]; queue->tx_skbs[id] = NULL; - if (unlikely(gnttab_query_foreign_access( - queue->grant_tx_ref[id]) != 0)) { + if (unlikely(!gnttab_end_foreign_access_ref( + queue->grant_tx_ref[id], GNTMAP_readonly))) { dev_alert(dev, "Grant still in use by backend domain\n"); goto err; } - gnttab_end_foreign_access_ref( - queue->grant_tx_ref[id], GNTMAP_readonly); gnttab_release_grant_reference( &queue->gref_tx_head, queue->grant_tx_ref[id]); queue->grant_tx_ref[id] = GRANT_INVALID_REF; @@ -842,6 +840,28 @@ static int xennet_close(struct net_device *dev) return 0; } +static void xennet_destroy_queues(struct netfront_info *info) +{ + unsigned int i; + + for (i = 0; i < info->netdev->real_num_tx_queues; i++) { + struct netfront_queue *queue = &info->queues[i]; + + if (netif_running(info->netdev)) + napi_disable(&queue->napi); + netif_napi_del(&queue->napi); + } + + kfree(info->queues); + info->queues = NULL; +} + +static void xennet_uninit(struct net_device *dev) +{ + struct netfront_info *np = netdev_priv(dev); + xennet_destroy_queues(np); +} + static void xennet_set_rx_rsp_cons(struct netfront_queue *queue, RING_IDX val) { unsigned long flags; @@ -968,7 +988,6 @@ static int xennet_get_responses(struct netfront_queue *queue, struct device *dev = &queue->info->netdev->dev; struct bpf_prog *xdp_prog; struct xdp_buff xdp; - unsigned long ret; int slots = 1; int err = 0; u32 verdict; @@ -1010,8 +1029,13 @@ static int xennet_get_responses(struct netfront_queue *queue, goto next; } - ret = gnttab_end_foreign_access_ref(ref, 0); - BUG_ON(!ret); + if (!gnttab_end_foreign_access_ref(ref, 0)) { + dev_alert(dev, + "Grant still in use by backend domain\n"); + queue->info->broken = true; + dev_alert(dev, "Disabled for further use\n"); + return -EINVAL; + } gnttab_release_grant_reference(&queue->gref_rx_head, ref); @@ -1232,6 +1256,10 @@ static int xennet_poll(struct napi_struct *napi, int budget) &need_xdp_flush); if (unlikely(err)) { + if (queue->info->broken) { + spin_unlock(&queue->rx_lock); + return 0; + } err: while ((skb = __skb_dequeue(&tmpq))) __skb_queue_tail(&errq, skb); @@ -1611,6 +1639,7 @@ static int xennet_xdp(struct net_device *dev, struct netdev_bpf *xdp) } static const struct net_device_ops xennet_netdev_ops = { + .ndo_uninit = xennet_uninit, .ndo_open = xennet_open, .ndo_stop = xennet_close, .ndo_start_xmit = xennet_start_xmit, @@ -1895,7 +1924,7 @@ static int setup_netfront(struct xenbus_device *dev, struct netfront_queue *queue, unsigned int feature_split_evtchn) { struct xen_netif_tx_sring *txs; - struct xen_netif_rx_sring *rxs; + struct xen_netif_rx_sring *rxs = NULL; grant_ref_t gref; int err; @@ -1915,21 +1944,21 @@ static int setup_netfront(struct xenbus_device *dev, err = xenbus_grant_ring(dev, txs, 1, &gref); if (err < 0) - goto grant_tx_ring_fail; + goto fail; queue->tx_ring_ref = gref; rxs = (struct xen_netif_rx_sring *)get_zeroed_page(GFP_NOIO | __GFP_HIGH); if (!rxs) { err = -ENOMEM; xenbus_dev_fatal(dev, err, "allocating rx ring page"); - goto alloc_rx_ring_fail; + goto fail; } SHARED_RING_INIT(rxs); FRONT_RING_INIT(&queue->rx, rxs, XEN_PAGE_SIZE); err = xenbus_grant_ring(dev, rxs, 1, &gref); if (err < 0) - goto grant_rx_ring_fail; + goto fail; queue->rx_ring_ref = gref; if (feature_split_evtchn) @@ -1942,22 +1971,28 @@ static int setup_netfront(struct xenbus_device *dev, err = setup_netfront_single(queue); if (err) - goto alloc_evtchn_fail; + goto fail; return 0; /* If we fail to setup netfront, it is safe to just revoke access to * granted pages because backend is not accessing it at this point. */ -alloc_evtchn_fail: - gnttab_end_foreign_access_ref(queue->rx_ring_ref, 0); -grant_rx_ring_fail: - free_page((unsigned long)rxs); -alloc_rx_ring_fail: - gnttab_end_foreign_access_ref(queue->tx_ring_ref, 0); -grant_tx_ring_fail: - free_page((unsigned long)txs); -fail: + fail: + if (queue->rx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->rx_ring_ref, 0, + (unsigned long)rxs); + queue->rx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)rxs); + } + if (queue->tx_ring_ref != GRANT_INVALID_REF) { + gnttab_end_foreign_access(queue->tx_ring_ref, 0, + (unsigned long)txs); + queue->tx_ring_ref = GRANT_INVALID_REF; + } else { + free_page((unsigned long)txs); + } return err; } @@ -2103,22 +2138,6 @@ error: return err; } -static void xennet_destroy_queues(struct netfront_info *info) -{ - unsigned int i; - - for (i = 0; i < info->netdev->real_num_tx_queues; i++) { - struct netfront_queue *queue = &info->queues[i]; - - if (netif_running(info->netdev)) - napi_disable(&queue->napi); - netif_napi_del(&queue->napi); - } - - kfree(info->queues); - info->queues = NULL; -} - static int xennet_create_page_pool(struct netfront_queue *queue) diff --git a/drivers/nfc/port100.c b/drivers/nfc/port100.c index d7db1a0e6be1..00d8ea6dcb5d 100644 --- a/drivers/nfc/port100.c +++ b/drivers/nfc/port100.c @@ -1612,7 +1612,9 @@ free_nfc_dev: nfc_digital_free_device(dev->nfc_digital_dev); error: + usb_kill_urb(dev->in_urb); usb_free_urb(dev->in_urb); + usb_kill_urb(dev->out_urb); usb_free_urb(dev->out_urb); usb_put_dev(dev->udev); diff --git a/drivers/ntb/hw/intel/ntb_hw_gen4.c b/drivers/ntb/hw/intel/ntb_hw_gen4.c index fede05151f69..4081fc538ff4 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen4.c +++ b/drivers/ntb/hw/intel/ntb_hw_gen4.c @@ -168,6 +168,18 @@ static enum ntb_topo gen4_ppd_topo(struct intel_ntb_dev *ndev, u32 ppd) return NTB_TOPO_NONE; } +static enum ntb_topo spr_ppd_topo(struct intel_ntb_dev *ndev, u32 ppd) +{ + switch (ppd & SPR_PPD_TOPO_MASK) { + case SPR_PPD_TOPO_B2B_USD: + return NTB_TOPO_B2B_USD; + case SPR_PPD_TOPO_B2B_DSD: + return NTB_TOPO_B2B_DSD; + } + + return NTB_TOPO_NONE; +} + int gen4_init_dev(struct intel_ntb_dev *ndev) { struct pci_dev *pdev = ndev->ntb.pdev; @@ -183,7 +195,10 @@ int gen4_init_dev(struct intel_ntb_dev *ndev) } ppd1 = ioread32(ndev->self_mmio + GEN4_PPD1_OFFSET); - ndev->ntb.topo = gen4_ppd_topo(ndev, ppd1); + if (pdev_is_ICX(pdev)) + ndev->ntb.topo = gen4_ppd_topo(ndev, ppd1); + else if (pdev_is_SPR(pdev)) + ndev->ntb.topo = spr_ppd_topo(ndev, ppd1); dev_dbg(&pdev->dev, "ppd %#x topo %s\n", ppd1, ntb_topo_string(ndev->ntb.topo)); if (ndev->ntb.topo == NTB_TOPO_NONE) diff --git a/drivers/ntb/hw/intel/ntb_hw_gen4.h b/drivers/ntb/hw/intel/ntb_hw_gen4.h index 3fcd3fdce9ed..f91323eaf5ce 100644 --- a/drivers/ntb/hw/intel/ntb_hw_gen4.h +++ b/drivers/ntb/hw/intel/ntb_hw_gen4.h @@ -49,10 +49,14 @@ #define GEN4_PPD_CLEAR_TRN 0x0001 #define GEN4_PPD_LINKTRN 0x0008 #define GEN4_PPD_CONN_MASK 0x0300 +#define SPR_PPD_CONN_MASK 0x0700 #define GEN4_PPD_CONN_B2B 0x0200 #define GEN4_PPD_DEV_MASK 0x1000 #define GEN4_PPD_DEV_DSD 0x1000 #define GEN4_PPD_DEV_USD 0x0000 +#define SPR_PPD_DEV_MASK 0x4000 +#define SPR_PPD_DEV_DSD 0x4000 +#define SPR_PPD_DEV_USD 0x0000 #define GEN4_LINK_CTRL_LINK_DISABLE 0x0010 #define GEN4_SLOTSTS 0xb05a @@ -62,6 +66,10 @@ #define GEN4_PPD_TOPO_B2B_USD (GEN4_PPD_CONN_B2B | GEN4_PPD_DEV_USD) #define GEN4_PPD_TOPO_B2B_DSD (GEN4_PPD_CONN_B2B | GEN4_PPD_DEV_DSD) +#define SPR_PPD_TOPO_MASK (SPR_PPD_CONN_MASK | SPR_PPD_DEV_MASK) +#define SPR_PPD_TOPO_B2B_USD (GEN4_PPD_CONN_B2B | SPR_PPD_DEV_USD) +#define SPR_PPD_TOPO_B2B_DSD (GEN4_PPD_CONN_B2B | SPR_PPD_DEV_DSD) + #define GEN4_DB_COUNT 32 #define GEN4_DB_LINK 32 #define GEN4_DB_LINK_BIT BIT_ULL(GEN4_DB_LINK) @@ -112,4 +120,12 @@ static inline int pdev_is_ICX(struct pci_dev *pdev) return 0; } +static inline int pdev_is_SPR(struct pci_dev *pdev) +{ + if (pdev_is_gen4(pdev) && + pdev->revision > PCI_DEVICE_REVISION_ICX_MAX) + return 1; + return 0; +} + #endif diff --git a/drivers/ntb/msi.c b/drivers/ntb/msi.c index dd683cb58d09..6295e55ef85e 100644 --- a/drivers/ntb/msi.c +++ b/drivers/ntb/msi.c @@ -33,7 +33,6 @@ int ntb_msi_init(struct ntb_dev *ntb, { phys_addr_t mw_phys_addr; resource_size_t mw_size; - size_t struct_size; int peer_widx; int peers; int ret; @@ -43,9 +42,8 @@ int ntb_msi_init(struct ntb_dev *ntb, if (peers <= 0) return -EINVAL; - struct_size = sizeof(*ntb->msi) + sizeof(*ntb->msi->peer_mws) * peers; - - ntb->msi = devm_kzalloc(&ntb->dev, struct_size, GFP_KERNEL); + ntb->msi = devm_kzalloc(&ntb->dev, struct_size(ntb->msi, peer_mws, peers), + GFP_KERNEL); if (!ntb->msi) return -ENOMEM; diff --git a/drivers/nvme/host/core.c b/drivers/nvme/host/core.c index 79005ea1a33e..fd4720d37cc0 100644 --- a/drivers/nvme/host/core.c +++ b/drivers/nvme/host/core.c @@ -1723,7 +1723,7 @@ static int nvme_setup_streams_ns(struct nvme_ctrl *ctrl, struct nvme_ns *ns, return 0; } -static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) +static void nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) { struct nvme_ctrl *ctrl = ns->ctrl; @@ -1739,7 +1739,8 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) ns->features &= ~(NVME_NS_METADATA_SUPPORTED | NVME_NS_EXT_LBAS); if (!ns->ms || !(ctrl->ops->flags & NVME_F_METADATA_SUPPORTED)) - return 0; + return; + if (ctrl->ops->flags & NVME_F_FABRICS) { /* * The NVMe over Fabrics specification only supports metadata as @@ -1747,7 +1748,7 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) * remap the separate metadata buffer from the block layer. */ if (WARN_ON_ONCE(!(id->flbas & NVME_NS_FLBAS_META_EXT))) - return -EINVAL; + return; ns->features |= NVME_NS_EXT_LBAS; @@ -1774,8 +1775,6 @@ static int nvme_configure_metadata(struct nvme_ns *ns, struct nvme_id_ns *id) else ns->features |= NVME_NS_METADATA_SUPPORTED; } - - return 0; } static void nvme_set_queue_limits(struct nvme_ctrl *ctrl, @@ -1916,9 +1915,7 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) ns->lba_shift = id->lbaf[lbaf].ds; nvme_set_queue_limits(ns->ctrl, ns->queue); - ret = nvme_configure_metadata(ns, id); - if (ret) - goto out_unfreeze; + nvme_configure_metadata(ns, id); nvme_set_chunk_sectors(ns, id); nvme_update_disk_info(ns->disk, ns, id); @@ -1934,7 +1931,7 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) if (blk_queue_is_zoned(ns->queue)) { ret = nvme_revalidate_zones(ns); if (ret && !nvme_first_scan(ns->disk)) - goto out; + return ret; } if (nvme_ns_head_multipath(ns->head)) { @@ -1949,16 +1946,16 @@ static int nvme_update_ns_info(struct nvme_ns *ns, struct nvme_id_ns *id) return 0; out_unfreeze: - blk_mq_unfreeze_queue(ns->disk->queue); -out: /* * If probing fails due an unsupported feature, hide the block device, * but still allow other access. */ if (ret == -ENODEV) { ns->disk->flags |= GENHD_FL_HIDDEN; + set_bit(NVME_NS_READY, &ns->flags); ret = 0; } + blk_mq_unfreeze_queue(ns->disk->queue); return ret; } @@ -4574,7 +4571,7 @@ static void nvme_set_queue_dying(struct nvme_ns *ns) if (test_and_set_bit(NVME_NS_DEAD, &ns->flags)) return; - blk_set_queue_dying(ns->queue); + blk_mark_disk_dead(ns->disk); nvme_start_ns_queue(ns); set_capacity_and_notify(ns->disk, 0); diff --git a/drivers/nvme/host/multipath.c b/drivers/nvme/host/multipath.c index f8bf6606eb2f..ff775235534c 100644 --- a/drivers/nvme/host/multipath.c +++ b/drivers/nvme/host/multipath.c @@ -848,7 +848,7 @@ void nvme_mpath_remove_disk(struct nvme_ns_head *head) { if (!head->disk) return; - blk_set_queue_dying(head->disk->queue); + blk_mark_disk_dead(head->disk); /* make sure all pending bios are cleaned up */ kblockd_schedule_work(&head->requeue_work); flush_work(&head->requeue_work); diff --git a/drivers/nvme/host/tcp.c b/drivers/nvme/host/tcp.c index 891a36d02e7c..65e00c64a588 100644 --- a/drivers/nvme/host/tcp.c +++ b/drivers/nvme/host/tcp.c @@ -44,6 +44,8 @@ struct nvme_tcp_request { u32 data_len; u32 pdu_len; u32 pdu_sent; + u32 h2cdata_left; + u32 h2cdata_offset; u16 ttag; __le16 status; struct list_head entry; @@ -95,6 +97,7 @@ struct nvme_tcp_queue { struct nvme_tcp_request *request; int queue_size; + u32 maxh2cdata; size_t cmnd_capsule_len; struct nvme_tcp_ctrl *ctrl; unsigned long flags; @@ -572,23 +575,26 @@ static int nvme_tcp_handle_comp(struct nvme_tcp_queue *queue, return ret; } -static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, - struct nvme_tcp_r2t_pdu *pdu) +static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req) { struct nvme_tcp_data_pdu *data = req->pdu; struct nvme_tcp_queue *queue = req->queue; struct request *rq = blk_mq_rq_from_pdu(req); + u32 h2cdata_sent = req->pdu_len; u8 hdgst = nvme_tcp_hdgst_len(queue); u8 ddgst = nvme_tcp_ddgst_len(queue); req->state = NVME_TCP_SEND_H2C_PDU; req->offset = 0; - req->pdu_len = le32_to_cpu(pdu->r2t_length); + req->pdu_len = min(req->h2cdata_left, queue->maxh2cdata); req->pdu_sent = 0; + req->h2cdata_left -= req->pdu_len; + req->h2cdata_offset += h2cdata_sent; memset(data, 0, sizeof(*data)); data->hdr.type = nvme_tcp_h2c_data; - data->hdr.flags = NVME_TCP_F_DATA_LAST; + if (!req->h2cdata_left) + data->hdr.flags = NVME_TCP_F_DATA_LAST; if (queue->hdr_digest) data->hdr.flags |= NVME_TCP_F_HDGST; if (queue->data_digest) @@ -597,9 +603,9 @@ static void nvme_tcp_setup_h2c_data_pdu(struct nvme_tcp_request *req, data->hdr.pdo = data->hdr.hlen + hdgst; data->hdr.plen = cpu_to_le32(data->hdr.hlen + hdgst + req->pdu_len + ddgst); - data->ttag = pdu->ttag; + data->ttag = req->ttag; data->command_id = nvme_cid(rq); - data->data_offset = pdu->r2t_offset; + data->data_offset = cpu_to_le32(req->h2cdata_offset); data->data_length = cpu_to_le32(req->pdu_len); } @@ -609,6 +615,7 @@ static int nvme_tcp_handle_r2t(struct nvme_tcp_queue *queue, struct nvme_tcp_request *req; struct request *rq; u32 r2t_length = le32_to_cpu(pdu->r2t_length); + u32 r2t_offset = le32_to_cpu(pdu->r2t_offset); rq = nvme_find_rq(nvme_tcp_tagset(queue), pdu->command_id); if (!rq) { @@ -633,14 +640,19 @@ static int nvme_tcp_handle_r2t(struct nvme_tcp_queue *queue, return -EPROTO; } - if (unlikely(le32_to_cpu(pdu->r2t_offset) < req->data_sent)) { + if (unlikely(r2t_offset < req->data_sent)) { dev_err(queue->ctrl->ctrl.device, "req %d unexpected r2t offset %u (expected %zu)\n", - rq->tag, le32_to_cpu(pdu->r2t_offset), req->data_sent); + rq->tag, r2t_offset, req->data_sent); return -EPROTO; } - nvme_tcp_setup_h2c_data_pdu(req, pdu); + req->pdu_len = 0; + req->h2cdata_left = r2t_length; + req->h2cdata_offset = r2t_offset; + req->ttag = pdu->ttag; + + nvme_tcp_setup_h2c_data_pdu(req); nvme_tcp_queue_request(req, false, true); return 0; @@ -928,6 +940,7 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) { struct nvme_tcp_queue *queue = req->queue; int req_data_len = req->data_len; + u32 h2cdata_left = req->h2cdata_left; while (true) { struct page *page = nvme_tcp_req_cur_page(req); @@ -972,7 +985,10 @@ static int nvme_tcp_try_send_data(struct nvme_tcp_request *req) req->state = NVME_TCP_SEND_DDGST; req->offset = 0; } else { - nvme_tcp_done_send_req(queue); + if (h2cdata_left) + nvme_tcp_setup_h2c_data_pdu(req); + else + nvme_tcp_done_send_req(queue); } return 1; } @@ -1030,9 +1046,14 @@ static int nvme_tcp_try_send_data_pdu(struct nvme_tcp_request *req) if (queue->hdr_digest && !req->offset) nvme_tcp_hdgst(queue->snd_hash, pdu, sizeof(*pdu)); - ret = kernel_sendpage(queue->sock, virt_to_page(pdu), - offset_in_page(pdu) + req->offset, len, - MSG_DONTWAIT | MSG_MORE | MSG_SENDPAGE_NOTLAST); + if (!req->h2cdata_left) + ret = kernel_sendpage(queue->sock, virt_to_page(pdu), + offset_in_page(pdu) + req->offset, len, + MSG_DONTWAIT | MSG_MORE | MSG_SENDPAGE_NOTLAST); + else + ret = sock_no_sendpage(queue->sock, virt_to_page(pdu), + offset_in_page(pdu) + req->offset, len, + MSG_DONTWAIT | MSG_MORE); if (unlikely(ret <= 0)) return ret; @@ -1052,6 +1073,7 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) { struct nvme_tcp_queue *queue = req->queue; size_t offset = req->offset; + u32 h2cdata_left = req->h2cdata_left; int ret; struct msghdr msg = { .msg_flags = MSG_DONTWAIT }; struct kvec iov = { @@ -1069,7 +1091,10 @@ static int nvme_tcp_try_send_ddgst(struct nvme_tcp_request *req) return ret; if (offset + ret == NVME_TCP_DIGEST_LENGTH) { - nvme_tcp_done_send_req(queue); + if (h2cdata_left) + nvme_tcp_setup_h2c_data_pdu(req); + else + nvme_tcp_done_send_req(queue); return 1; } @@ -1261,6 +1286,7 @@ static int nvme_tcp_init_connection(struct nvme_tcp_queue *queue) struct msghdr msg = {}; struct kvec iov; bool ctrl_hdgst, ctrl_ddgst; + u32 maxh2cdata; int ret; icreq = kzalloc(sizeof(*icreq), GFP_KERNEL); @@ -1344,6 +1370,14 @@ static int nvme_tcp_init_connection(struct nvme_tcp_queue *queue) goto free_icresp; } + maxh2cdata = le32_to_cpu(icresp->maxdata); + if ((maxh2cdata % 4) || (maxh2cdata < NVME_TCP_MIN_MAXH2CDATA)) { + pr_err("queue %d: invalid maxh2cdata returned %u\n", + nvme_tcp_queue_id(queue), maxh2cdata); + goto free_icresp; + } + queue->maxh2cdata = maxh2cdata; + ret = 0; free_icresp: kfree(icresp); @@ -2329,6 +2363,7 @@ static blk_status_t nvme_tcp_setup_cmd_pdu(struct nvme_ns *ns, req->data_sent = 0; req->pdu_len = 0; req->pdu_sent = 0; + req->h2cdata_left = 0; req->data_len = blk_rq_nr_phys_segments(rq) ? blk_rq_payload_bytes(rq) : 0; req->curr_bio = rq->bio; diff --git a/drivers/nvme/target/configfs.c b/drivers/nvme/target/configfs.c index 091a0ca16361..496d775c6770 100644 --- a/drivers/nvme/target/configfs.c +++ b/drivers/nvme/target/configfs.c @@ -1233,44 +1233,6 @@ static ssize_t nvmet_subsys_attr_model_store(struct config_item *item, } CONFIGFS_ATTR(nvmet_subsys_, attr_model); -static ssize_t nvmet_subsys_attr_discovery_nqn_show(struct config_item *item, - char *page) -{ - return snprintf(page, PAGE_SIZE, "%s\n", - nvmet_disc_subsys->subsysnqn); -} - -static ssize_t nvmet_subsys_attr_discovery_nqn_store(struct config_item *item, - const char *page, size_t count) -{ - struct nvmet_subsys *subsys = to_subsys(item); - char *subsysnqn; - int len; - - len = strcspn(page, "\n"); - if (!len) - return -EINVAL; - - subsysnqn = kmemdup_nul(page, len, GFP_KERNEL); - if (!subsysnqn) - return -ENOMEM; - - /* - * The discovery NQN must be different from subsystem NQN. - */ - if (!strcmp(subsysnqn, subsys->subsysnqn)) { - kfree(subsysnqn); - return -EBUSY; - } - down_write(&nvmet_config_sem); - kfree(nvmet_disc_subsys->subsysnqn); - nvmet_disc_subsys->subsysnqn = subsysnqn; - up_write(&nvmet_config_sem); - - return count; -} -CONFIGFS_ATTR(nvmet_subsys_, attr_discovery_nqn); - #ifdef CONFIG_BLK_DEV_INTEGRITY static ssize_t nvmet_subsys_attr_pi_enable_show(struct config_item *item, char *page) @@ -1300,7 +1262,6 @@ static struct configfs_attribute *nvmet_subsys_attrs[] = { &nvmet_subsys_attr_attr_cntlid_min, &nvmet_subsys_attr_attr_cntlid_max, &nvmet_subsys_attr_attr_model, - &nvmet_subsys_attr_attr_discovery_nqn, #ifdef CONFIG_BLK_DEV_INTEGRITY &nvmet_subsys_attr_attr_pi_enable, #endif diff --git a/drivers/nvme/target/core.c b/drivers/nvme/target/core.c index 5119c687de68..626caf6f1e4b 100644 --- a/drivers/nvme/target/core.c +++ b/drivers/nvme/target/core.c @@ -1493,8 +1493,7 @@ static struct nvmet_subsys *nvmet_find_get_subsys(struct nvmet_port *port, if (!port) return NULL; - if (!strcmp(NVME_DISC_SUBSYS_NAME, subsysnqn) || - !strcmp(nvmet_disc_subsys->subsysnqn, subsysnqn)) { + if (!strcmp(NVME_DISC_SUBSYS_NAME, subsysnqn)) { if (!kref_get_unless_zero(&nvmet_disc_subsys->ref)) return NULL; return nvmet_disc_subsys; diff --git a/drivers/nvmem/core.c b/drivers/nvmem/core.c index 23a38dcf0fc4..9fd1602b539d 100644 --- a/drivers/nvmem/core.c +++ b/drivers/nvmem/core.c @@ -771,7 +771,7 @@ struct nvmem_device *nvmem_register(const struct nvmem_config *config) if (config->wp_gpio) nvmem->wp_gpio = config->wp_gpio; - else + else if (!config->ignore_wp) nvmem->wp_gpio = gpiod_get_optional(config->dev, "wp", GPIOD_OUT_HIGH); if (IS_ERR(nvmem->wp_gpio)) { diff --git a/drivers/of/fdt.c b/drivers/of/fdt.c index ad85ff6474ff..ec315b060cd5 100644 --- a/drivers/of/fdt.c +++ b/drivers/of/fdt.c @@ -648,8 +648,8 @@ void __init early_init_fdt_scan_reserved_mem(void) } fdt_scan_reserved_mem(); - fdt_init_reserved_mem(); fdt_reserve_elfcorehdr(); + fdt_init_reserved_mem(); } /** diff --git a/drivers/of/unittest.c b/drivers/of/unittest.c index 70992103c07d..2c2fb161b572 100644 --- a/drivers/of/unittest.c +++ b/drivers/of/unittest.c @@ -513,24 +513,24 @@ static void __init of_unittest_parse_phandle_with_args(void) memset(&args, 0, sizeof(args)); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); rc = of_parse_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells", 1, &args); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); rc = of_count_phandle_with_args(np, "phandle-list-bad-args", "#phandle-cells"); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found -1"); + "OF: /testcase-data/phandle-tests/consumer-a: #phandle-cells = 3 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } @@ -670,12 +670,12 @@ static void __init of_unittest_parse_phandle_with_args_map(void) memset(&args, 0, sizeof(args)); EXPECT_BEGIN(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found -1"); + "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found 1"); rc = of_parse_phandle_with_args_map(np, "phandle-list-bad-args", "phandle", 1, &args); EXPECT_END(KERN_INFO, - "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found -1"); + "OF: /testcase-data/phandle-tests/consumer-b: #phandle-cells = 2 found 1"); unittest(rc == -EINVAL, "expected:%i got:%i\n", -EINVAL, rc); } @@ -1257,12 +1257,12 @@ static void __init of_unittest_platform_populate(void) unittest(pdev, "device 2 creation failed\n"); EXPECT_BEGIN(KERN_INFO, - "platform testcase-data:testcase-device2: IRQ index 0 not found"); + "platform testcase-data:testcase-device2: error -ENXIO: IRQ index 0 not found"); irq = platform_get_irq(pdev, 0); EXPECT_END(KERN_INFO, - "platform testcase-data:testcase-device2: IRQ index 0 not found"); + "platform testcase-data:testcase-device2: error -ENXIO: IRQ index 0 not found"); unittest(irq < 0 && irq != -EPROBE_DEFER, "device parsing error failed - %d\n", irq); diff --git a/drivers/parisc/ccio-dma.c b/drivers/parisc/ccio-dma.c index 059566f54429..9be007c9420f 100644 --- a/drivers/parisc/ccio-dma.c +++ b/drivers/parisc/ccio-dma.c @@ -1003,7 +1003,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc->usg_calls++; #endif - while(sg_dma_len(sglist) && nents--) { + while (nents && sg_dma_len(sglist)) { #ifdef CCIO_COLLECT_STATS ioc->usg_pages += sg_dma_len(sglist) >> PAGE_SHIFT; @@ -1011,6 +1011,7 @@ ccio_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ccio_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist), direction, 0); ++sglist; + nents--; } DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents); diff --git a/drivers/parisc/sba_iommu.c b/drivers/parisc/sba_iommu.c index e60690d38d67..374b9199878d 100644 --- a/drivers/parisc/sba_iommu.c +++ b/drivers/parisc/sba_iommu.c @@ -1047,7 +1047,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, spin_unlock_irqrestore(&ioc->res_lock, flags); #endif - while (sg_dma_len(sglist) && nents--) { + while (nents && sg_dma_len(sglist)) { sba_unmap_page(dev, sg_dma_address(sglist), sg_dma_len(sglist), direction, 0); @@ -1056,6 +1056,7 @@ sba_unmap_sg(struct device *dev, struct scatterlist *sglist, int nents, ioc->usingle_calls--; /* kluge since call is unmap_sg() */ #endif ++sglist; + nents--; } DBG_RUN_SG("%s() DONE (nents %d)\n", __func__, nents); diff --git a/drivers/pci/controller/pci-hyperv.c b/drivers/pci/controller/pci-hyperv.c index 20ea2ee330b8..ae0bc2fee4ca 100644 --- a/drivers/pci/controller/pci-hyperv.c +++ b/drivers/pci/controller/pci-hyperv.c @@ -2155,8 +2155,17 @@ static void hv_pci_assign_numa_node(struct hv_pcibus_device *hbus) if (!hv_dev) continue; - if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY) - set_dev_node(&dev->dev, hv_dev->desc.virtual_numa_node); + if (hv_dev->desc.flags & HV_PCI_DEVICE_FLAG_NUMA_AFFINITY && + hv_dev->desc.virtual_numa_node < num_possible_nodes()) + /* + * The kernel may boot with some NUMA nodes offline + * (e.g. in a KDUMP kernel) or with NUMA disabled via + * "numa=off". In those cases, adjust the host provided + * NUMA node to a valid NUMA node used by the kernel. + */ + set_dev_node(&dev->dev, + numa_map_to_online_node( + hv_dev->desc.virtual_numa_node)); put_pcichild(hv_dev); } diff --git a/drivers/pci/controller/pci-mvebu.c b/drivers/pci/controller/pci-mvebu.c index 71258ea3d35f..f8e82c5e2d87 100644 --- a/drivers/pci/controller/pci-mvebu.c +++ b/drivers/pci/controller/pci-mvebu.c @@ -1329,7 +1329,8 @@ static int mvebu_pcie_probe(struct platform_device *pdev) * indirectly via kernel emulated PCI bridge driver. */ mvebu_pcie_setup_hw(port); - mvebu_pcie_set_local_dev_nr(port, 0); + mvebu_pcie_set_local_dev_nr(port, 1); + mvebu_pcie_set_local_bus_nr(port, 0); } pcie->nports = i; diff --git a/drivers/pci/controller/vmd.c b/drivers/pci/controller/vmd.c index cc166c683638..eb05cceab964 100644 --- a/drivers/pci/controller/vmd.c +++ b/drivers/pci/controller/vmd.c @@ -99,11 +99,13 @@ struct vmd_irq { * @srcu: SRCU struct for local synchronization. * @count: number of child IRQs assigned to this vector; used to track * sharing. + * @virq: The underlying VMD Linux interrupt number */ struct vmd_irq_list { struct list_head irq_list; struct srcu_struct srcu; unsigned int count; + unsigned int virq; }; struct vmd_dev { @@ -253,7 +255,6 @@ static int vmd_msi_init(struct irq_domain *domain, struct msi_domain_info *info, struct msi_desc *desc = arg->desc; struct vmd_dev *vmd = vmd_from_bus(msi_desc_to_pci_dev(desc)->bus); struct vmd_irq *vmdirq = kzalloc(sizeof(*vmdirq), GFP_KERNEL); - unsigned int index, vector; if (!vmdirq) return -ENOMEM; @@ -261,10 +262,8 @@ static int vmd_msi_init(struct irq_domain *domain, struct msi_domain_info *info, INIT_LIST_HEAD(&vmdirq->node); vmdirq->irq = vmd_next_irq(vmd, desc); vmdirq->virq = virq; - index = index_from_irqs(vmd, vmdirq->irq); - vector = pci_irq_vector(vmd->dev, index); - irq_domain_set_info(domain, virq, vector, info->chip, vmdirq, + irq_domain_set_info(domain, virq, vmdirq->irq->virq, info->chip, vmdirq, handle_untracked_irq, vmd, NULL); return 0; } @@ -685,7 +684,8 @@ static int vmd_alloc_irqs(struct vmd_dev *vmd) return err; INIT_LIST_HEAD(&vmd->irqs[i].irq_list); - err = devm_request_irq(&dev->dev, pci_irq_vector(dev, i), + vmd->irqs[i].virq = pci_irq_vector(dev, i); + err = devm_request_irq(&dev->dev, vmd->irqs[i].virq, vmd_irq, IRQF_NO_THREAD, vmd->name, &vmd->irqs[i]); if (err) @@ -969,7 +969,7 @@ static int vmd_suspend(struct device *dev) int i; for (i = 0; i < vmd->msix_count; i++) - devm_free_irq(dev, pci_irq_vector(pdev, i), &vmd->irqs[i]); + devm_free_irq(dev, vmd->irqs[i].virq, &vmd->irqs[i]); return 0; } @@ -981,7 +981,7 @@ static int vmd_resume(struct device *dev) int err, i; for (i = 0; i < vmd->msix_count; i++) { - err = devm_request_irq(dev, pci_irq_vector(pdev, i), + err = devm_request_irq(dev, vmd->irqs[i].virq, vmd_irq, IRQF_NO_THREAD, vmd->name, &vmd->irqs[i]); if (err) diff --git a/drivers/pci/quirks.c b/drivers/pci/quirks.c index d2dd6a6cda60..65f7f6b0576c 100644 --- a/drivers/pci/quirks.c +++ b/drivers/pci/quirks.c @@ -5344,11 +5344,6 @@ DECLARE_PCI_FIXUP_EARLY(PCI_VENDOR_ID_SERVERWORKS, 0x0422, quirk_no_ext_tags); */ static void quirk_amd_harvest_no_ats(struct pci_dev *pdev) { - if ((pdev->device == 0x7312 && pdev->revision != 0x00) || - (pdev->device == 0x7340 && pdev->revision != 0xc5) || - (pdev->device == 0x7341 && pdev->revision != 0x00)) - return; - if (pdev->device == 0x15d8) { if (pdev->revision == 0xcf && pdev->subsystem_vendor == 0xea50 && @@ -5370,10 +5365,19 @@ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x98e4, quirk_amd_harvest_no_ats); /* AMD Iceland dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x6900, quirk_amd_harvest_no_ats); /* AMD Navi10 dGPU */ +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7310, quirk_amd_harvest_no_ats); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7312, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7318, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7319, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731a, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731b, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731e, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x731f, quirk_amd_harvest_no_ats); /* AMD Navi14 dGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7340, quirk_amd_harvest_no_ats); DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7341, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x7347, quirk_amd_harvest_no_ats); +DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x734f, quirk_amd_harvest_no_ats); /* AMD Raven platform iGPU */ DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_ATI, 0x15d8, quirk_amd_harvest_no_ats); #endif /* CONFIG_PCI_ATS */ diff --git a/drivers/perf/Kconfig b/drivers/perf/Kconfig index e1a0c44bc686..d05ca6ebbb9d 100644 --- a/drivers/perf/Kconfig +++ b/drivers/perf/Kconfig @@ -141,11 +141,25 @@ config ARM_DMC620_PMU config MARVELL_CN10K_TAD_PMU tristate "Marvell CN10K LLC-TAD PMU" - depends on ARM64 || (COMPILE_TEST && 64BIT) + depends on ARCH_THUNDER || (COMPILE_TEST && 64BIT) help Provides support for Last-Level cache Tag-and-data Units (LLC-TAD) performance monitors on CN10K family silicons. +config APPLE_M1_CPU_PMU + bool "Apple M1 CPU PMU support" + depends on ARM_PMU && ARCH_APPLE + help + Provides support for the non-architectural CPU PMUs present on + the Apple M1 SoCs and derivatives. + source "drivers/perf/hisilicon/Kconfig" +config MARVELL_CN10K_DDR_PMU + tristate "Enable MARVELL CN10K DRAM Subsystem(DSS) PMU Support" + depends on ARM64 || (COMPILE_TEST && 64BIT) + help + Enable perf support for Marvell DDR Performance monitoring + event on CN10K platform. + endmenu diff --git a/drivers/perf/Makefile b/drivers/perf/Makefile index 2db5418d5b0a..4f43080ec54e 100644 --- a/drivers/perf/Makefile +++ b/drivers/perf/Makefile @@ -15,3 +15,5 @@ obj-$(CONFIG_XGENE_PMU) += xgene_pmu.o obj-$(CONFIG_ARM_SPE_PMU) += arm_spe_pmu.o obj-$(CONFIG_ARM_DMC620_PMU) += arm_dmc620_pmu.o obj-$(CONFIG_MARVELL_CN10K_TAD_PMU) += marvell_cn10k_tad_pmu.o +obj-$(CONFIG_MARVELL_CN10K_DDR_PMU) += marvell_cn10k_ddr_pmu.o +obj-$(CONFIG_APPLE_M1_CPU_PMU) += apple_m1_cpu_pmu.o diff --git a/drivers/perf/apple_m1_cpu_pmu.c b/drivers/perf/apple_m1_cpu_pmu.c new file mode 100644 index 000000000000..979a7c2b4f56 --- /dev/null +++ b/drivers/perf/apple_m1_cpu_pmu.c @@ -0,0 +1,584 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * CPU PMU driver for the Apple M1 and derivatives + * + * Copyright (C) 2021 Google LLC + * + * Author: Marc Zyngier <maz@kernel.org> + * + * Most of the information used in this driver was provided by the + * Asahi Linux project. The rest was experimentally discovered. + */ + +#include <linux/of.h> +#include <linux/perf/arm_pmu.h> +#include <linux/platform_device.h> + +#include <asm/apple_m1_pmu.h> +#include <asm/irq_regs.h> +#include <asm/perf_event.h> + +#define M1_PMU_NR_COUNTERS 10 + +#define M1_PMU_CFG_EVENT GENMASK(7, 0) + +#define ANY_BUT_0_1 GENMASK(9, 2) +#define ONLY_2_TO_7 GENMASK(7, 2) +#define ONLY_2_4_6 (BIT(2) | BIT(4) | BIT(6)) +#define ONLY_5_6_7 (BIT(5) | BIT(6) | BIT(7)) + +/* + * Description of the events we actually know about, as well as those with + * a specific counter affinity. Yes, this is a grand total of two known + * counters, and the rest is anybody's guess. + * + * Not all counters can count all events. Counters #0 and #1 are wired to + * count cycles and instructions respectively, and some events have + * bizarre mappings (every other counter, or even *one* counter). These + * restrictions equally apply to both P and E cores. + * + * It is worth noting that the PMUs attached to P and E cores are likely + * to be different because the underlying uarches are different. At the + * moment, we don't really need to distinguish between the two because we + * know next to nothing about the events themselves, and we already have + * per cpu-type PMU abstractions. + * + * If we eventually find out that the events are different across + * implementations, we'll have to introduce per cpu-type tables. + */ +enum m1_pmu_events { + M1_PMU_PERFCTR_UNKNOWN_01 = 0x01, + M1_PMU_PERFCTR_CPU_CYCLES = 0x02, + M1_PMU_PERFCTR_INSTRUCTIONS = 0x8c, + M1_PMU_PERFCTR_UNKNOWN_8d = 0x8d, + M1_PMU_PERFCTR_UNKNOWN_8e = 0x8e, + M1_PMU_PERFCTR_UNKNOWN_8f = 0x8f, + M1_PMU_PERFCTR_UNKNOWN_90 = 0x90, + M1_PMU_PERFCTR_UNKNOWN_93 = 0x93, + M1_PMU_PERFCTR_UNKNOWN_94 = 0x94, + M1_PMU_PERFCTR_UNKNOWN_95 = 0x95, + M1_PMU_PERFCTR_UNKNOWN_96 = 0x96, + M1_PMU_PERFCTR_UNKNOWN_97 = 0x97, + M1_PMU_PERFCTR_UNKNOWN_98 = 0x98, + M1_PMU_PERFCTR_UNKNOWN_99 = 0x99, + M1_PMU_PERFCTR_UNKNOWN_9a = 0x9a, + M1_PMU_PERFCTR_UNKNOWN_9b = 0x9b, + M1_PMU_PERFCTR_UNKNOWN_9c = 0x9c, + M1_PMU_PERFCTR_UNKNOWN_9f = 0x9f, + M1_PMU_PERFCTR_UNKNOWN_bf = 0xbf, + M1_PMU_PERFCTR_UNKNOWN_c0 = 0xc0, + M1_PMU_PERFCTR_UNKNOWN_c1 = 0xc1, + M1_PMU_PERFCTR_UNKNOWN_c4 = 0xc4, + M1_PMU_PERFCTR_UNKNOWN_c5 = 0xc5, + M1_PMU_PERFCTR_UNKNOWN_c6 = 0xc6, + M1_PMU_PERFCTR_UNKNOWN_c8 = 0xc8, + M1_PMU_PERFCTR_UNKNOWN_ca = 0xca, + M1_PMU_PERFCTR_UNKNOWN_cb = 0xcb, + M1_PMU_PERFCTR_UNKNOWN_f5 = 0xf5, + M1_PMU_PERFCTR_UNKNOWN_f6 = 0xf6, + M1_PMU_PERFCTR_UNKNOWN_f7 = 0xf7, + M1_PMU_PERFCTR_UNKNOWN_f8 = 0xf8, + M1_PMU_PERFCTR_UNKNOWN_fd = 0xfd, + M1_PMU_PERFCTR_LAST = M1_PMU_CFG_EVENT, + + /* + * From this point onwards, these are not actual HW events, + * but attributes that get stored in hw->config_base. + */ + M1_PMU_CFG_COUNT_USER = BIT(8), + M1_PMU_CFG_COUNT_KERNEL = BIT(9), +}; + +/* + * Per-event affinity table. Most events can be installed on counter + * 2-9, but there are a number of exceptions. Note that this table + * has been created experimentally, and I wouldn't be surprised if more + * counters had strange affinities. + */ +static const u16 m1_pmu_event_affinity[M1_PMU_PERFCTR_LAST + 1] = { + [0 ... M1_PMU_PERFCTR_LAST] = ANY_BUT_0_1, + [M1_PMU_PERFCTR_UNKNOWN_01] = BIT(7), + [M1_PMU_PERFCTR_CPU_CYCLES] = ANY_BUT_0_1 | BIT(0), + [M1_PMU_PERFCTR_INSTRUCTIONS] = BIT(7) | BIT(1), + [M1_PMU_PERFCTR_UNKNOWN_8d] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_8e] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_8f] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_90] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_93] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_94] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_95] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_96] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_97] = BIT(7), + [M1_PMU_PERFCTR_UNKNOWN_98] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_99] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_9a] = BIT(7), + [M1_PMU_PERFCTR_UNKNOWN_9b] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_9c] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_9f] = BIT(7), + [M1_PMU_PERFCTR_UNKNOWN_bf] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c0] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c1] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c4] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c5] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c6] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_c8] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_ca] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_cb] = ONLY_5_6_7, + [M1_PMU_PERFCTR_UNKNOWN_f5] = ONLY_2_4_6, + [M1_PMU_PERFCTR_UNKNOWN_f6] = ONLY_2_4_6, + [M1_PMU_PERFCTR_UNKNOWN_f7] = ONLY_2_4_6, + [M1_PMU_PERFCTR_UNKNOWN_f8] = ONLY_2_TO_7, + [M1_PMU_PERFCTR_UNKNOWN_fd] = ONLY_2_4_6, +}; + +static const unsigned m1_pmu_perf_map[PERF_COUNT_HW_MAX] = { + PERF_MAP_ALL_UNSUPPORTED, + [PERF_COUNT_HW_CPU_CYCLES] = M1_PMU_PERFCTR_CPU_CYCLES, + [PERF_COUNT_HW_INSTRUCTIONS] = M1_PMU_PERFCTR_INSTRUCTIONS, + /* No idea about the rest yet */ +}; + +/* sysfs definitions */ +static ssize_t m1_pmu_events_sysfs_show(struct device *dev, + struct device_attribute *attr, + char *page) +{ + struct perf_pmu_events_attr *pmu_attr; + + pmu_attr = container_of(attr, struct perf_pmu_events_attr, attr); + + return sprintf(page, "event=0x%04llx\n", pmu_attr->id); +} + +#define M1_PMU_EVENT_ATTR(name, config) \ + PMU_EVENT_ATTR_ID(name, m1_pmu_events_sysfs_show, config) + +static struct attribute *m1_pmu_event_attrs[] = { + M1_PMU_EVENT_ATTR(cycles, M1_PMU_PERFCTR_CPU_CYCLES), + M1_PMU_EVENT_ATTR(instructions, M1_PMU_PERFCTR_INSTRUCTIONS), + NULL, +}; + +static const struct attribute_group m1_pmu_events_attr_group = { + .name = "events", + .attrs = m1_pmu_event_attrs, +}; + +PMU_FORMAT_ATTR(event, "config:0-7"); + +static struct attribute *m1_pmu_format_attrs[] = { + &format_attr_event.attr, + NULL, +}; + +static const struct attribute_group m1_pmu_format_attr_group = { + .name = "format", + .attrs = m1_pmu_format_attrs, +}; + +/* Low level accessors. No synchronisation. */ +#define PMU_READ_COUNTER(_idx) \ + case _idx: return read_sysreg_s(SYS_IMP_APL_PMC## _idx ##_EL1) + +#define PMU_WRITE_COUNTER(_val, _idx) \ + case _idx: \ + write_sysreg_s(_val, SYS_IMP_APL_PMC## _idx ##_EL1); \ + return + +static u64 m1_pmu_read_hw_counter(unsigned int index) +{ + switch (index) { + PMU_READ_COUNTER(0); + PMU_READ_COUNTER(1); + PMU_READ_COUNTER(2); + PMU_READ_COUNTER(3); + PMU_READ_COUNTER(4); + PMU_READ_COUNTER(5); + PMU_READ_COUNTER(6); + PMU_READ_COUNTER(7); + PMU_READ_COUNTER(8); + PMU_READ_COUNTER(9); + } + + BUG(); +} + +static void m1_pmu_write_hw_counter(u64 val, unsigned int index) +{ + switch (index) { + PMU_WRITE_COUNTER(val, 0); + PMU_WRITE_COUNTER(val, 1); + PMU_WRITE_COUNTER(val, 2); + PMU_WRITE_COUNTER(val, 3); + PMU_WRITE_COUNTER(val, 4); + PMU_WRITE_COUNTER(val, 5); + PMU_WRITE_COUNTER(val, 6); + PMU_WRITE_COUNTER(val, 7); + PMU_WRITE_COUNTER(val, 8); + PMU_WRITE_COUNTER(val, 9); + } + + BUG(); +} + +#define get_bit_offset(index, mask) (__ffs(mask) + (index)) + +static void __m1_pmu_enable_counter(unsigned int index, bool en) +{ + u64 val, bit; + + switch (index) { + case 0 ... 7: + bit = BIT(get_bit_offset(index, PMCR0_CNT_ENABLE_0_7)); + break; + case 8 ... 9: + bit = BIT(get_bit_offset(index - 8, PMCR0_CNT_ENABLE_8_9)); + break; + default: + BUG(); + } + + val = read_sysreg_s(SYS_IMP_APL_PMCR0_EL1); + + if (en) + val |= bit; + else + val &= ~bit; + + write_sysreg_s(val, SYS_IMP_APL_PMCR0_EL1); +} + +static void m1_pmu_enable_counter(unsigned int index) +{ + __m1_pmu_enable_counter(index, true); +} + +static void m1_pmu_disable_counter(unsigned int index) +{ + __m1_pmu_enable_counter(index, false); +} + +static void __m1_pmu_enable_counter_interrupt(unsigned int index, bool en) +{ + u64 val, bit; + + switch (index) { + case 0 ... 7: + bit = BIT(get_bit_offset(index, PMCR0_PMI_ENABLE_0_7)); + break; + case 8 ... 9: + bit = BIT(get_bit_offset(index - 8, PMCR0_PMI_ENABLE_8_9)); + break; + default: + BUG(); + } + + val = read_sysreg_s(SYS_IMP_APL_PMCR0_EL1); + + if (en) + val |= bit; + else + val &= ~bit; + + write_sysreg_s(val, SYS_IMP_APL_PMCR0_EL1); +} + +static void m1_pmu_enable_counter_interrupt(unsigned int index) +{ + __m1_pmu_enable_counter_interrupt(index, true); +} + +static void m1_pmu_disable_counter_interrupt(unsigned int index) +{ + __m1_pmu_enable_counter_interrupt(index, false); +} + +static void m1_pmu_configure_counter(unsigned int index, u8 event, + bool user, bool kernel) +{ + u64 val, user_bit, kernel_bit; + int shift; + + switch (index) { + case 0 ... 7: + user_bit = BIT(get_bit_offset(index, PMCR1_COUNT_A64_EL0_0_7)); + kernel_bit = BIT(get_bit_offset(index, PMCR1_COUNT_A64_EL1_0_7)); + break; + case 8 ... 9: + user_bit = BIT(get_bit_offset(index - 8, PMCR1_COUNT_A64_EL0_8_9)); + kernel_bit = BIT(get_bit_offset(index - 8, PMCR1_COUNT_A64_EL1_8_9)); + break; + default: + BUG(); + } + + val = read_sysreg_s(SYS_IMP_APL_PMCR1_EL1); + + if (user) + val |= user_bit; + else + val &= ~user_bit; + + if (kernel) + val |= kernel_bit; + else + val &= ~kernel_bit; + + write_sysreg_s(val, SYS_IMP_APL_PMCR1_EL1); + + /* + * Counters 0 and 1 have fixed events. For anything else, + * place the event at the expected location in the relevant + * register (PMESR0 holds the event configuration for counters + * 2-5, resp. PMESR1 for counters 6-9). + */ + switch (index) { + case 0 ... 1: + break; + case 2 ... 5: + shift = (index - 2) * 8; + val = read_sysreg_s(SYS_IMP_APL_PMESR0_EL1); + val &= ~((u64)0xff << shift); + val |= (u64)event << shift; + write_sysreg_s(val, SYS_IMP_APL_PMESR0_EL1); + break; + case 6 ... 9: + shift = (index - 6) * 8; + val = read_sysreg_s(SYS_IMP_APL_PMESR1_EL1); + val &= ~((u64)0xff << shift); + val |= (u64)event << shift; + write_sysreg_s(val, SYS_IMP_APL_PMESR1_EL1); + break; + } +} + +/* arm_pmu backend */ +static void m1_pmu_enable_event(struct perf_event *event) +{ + bool user, kernel; + u8 evt; + + evt = event->hw.config_base & M1_PMU_CFG_EVENT; + user = event->hw.config_base & M1_PMU_CFG_COUNT_USER; + kernel = event->hw.config_base & M1_PMU_CFG_COUNT_KERNEL; + + m1_pmu_disable_counter_interrupt(event->hw.idx); + m1_pmu_disable_counter(event->hw.idx); + isb(); + + m1_pmu_configure_counter(event->hw.idx, evt, user, kernel); + m1_pmu_enable_counter(event->hw.idx); + m1_pmu_enable_counter_interrupt(event->hw.idx); + isb(); +} + +static void m1_pmu_disable_event(struct perf_event *event) +{ + m1_pmu_disable_counter_interrupt(event->hw.idx); + m1_pmu_disable_counter(event->hw.idx); + isb(); +} + +static irqreturn_t m1_pmu_handle_irq(struct arm_pmu *cpu_pmu) +{ + struct pmu_hw_events *cpuc = this_cpu_ptr(cpu_pmu->hw_events); + struct pt_regs *regs; + u64 overflow, state; + int idx; + + overflow = read_sysreg_s(SYS_IMP_APL_PMSR_EL1); + if (!overflow) { + /* Spurious interrupt? */ + state = read_sysreg_s(SYS_IMP_APL_PMCR0_EL1); + state &= ~PMCR0_IACT; + write_sysreg_s(state, SYS_IMP_APL_PMCR0_EL1); + isb(); + return IRQ_NONE; + } + + cpu_pmu->stop(cpu_pmu); + + regs = get_irq_regs(); + + for (idx = 0; idx < cpu_pmu->num_events; idx++) { + struct perf_event *event = cpuc->events[idx]; + struct perf_sample_data data; + + if (!event) + continue; + + armpmu_event_update(event); + perf_sample_data_init(&data, 0, event->hw.last_period); + if (!armpmu_event_set_period(event)) + continue; + + if (perf_event_overflow(event, &data, regs)) + m1_pmu_disable_event(event); + } + + cpu_pmu->start(cpu_pmu); + + return IRQ_HANDLED; +} + +static u64 m1_pmu_read_counter(struct perf_event *event) +{ + return m1_pmu_read_hw_counter(event->hw.idx); +} + +static void m1_pmu_write_counter(struct perf_event *event, u64 value) +{ + m1_pmu_write_hw_counter(value, event->hw.idx); + isb(); +} + +static int m1_pmu_get_event_idx(struct pmu_hw_events *cpuc, + struct perf_event *event) +{ + unsigned long evtype = event->hw.config_base & M1_PMU_CFG_EVENT; + unsigned long affinity = m1_pmu_event_affinity[evtype]; + int idx; + + /* + * Place the event on the first free counter that can count + * this event. + * + * We could do a better job if we had a view of all the events + * counting on the PMU at any given time, and by placing the + * most constraining events first. + */ + for_each_set_bit(idx, &affinity, M1_PMU_NR_COUNTERS) { + if (!test_and_set_bit(idx, cpuc->used_mask)) + return idx; + } + + return -EAGAIN; +} + +static void m1_pmu_clear_event_idx(struct pmu_hw_events *cpuc, + struct perf_event *event) +{ + clear_bit(event->hw.idx, cpuc->used_mask); +} + +static void __m1_pmu_set_mode(u8 mode) +{ + u64 val; + + val = read_sysreg_s(SYS_IMP_APL_PMCR0_EL1); + val &= ~(PMCR0_IMODE | PMCR0_IACT); + val |= FIELD_PREP(PMCR0_IMODE, mode); + write_sysreg_s(val, SYS_IMP_APL_PMCR0_EL1); + isb(); +} + +static void m1_pmu_start(struct arm_pmu *cpu_pmu) +{ + __m1_pmu_set_mode(PMCR0_IMODE_FIQ); +} + +static void m1_pmu_stop(struct arm_pmu *cpu_pmu) +{ + __m1_pmu_set_mode(PMCR0_IMODE_OFF); +} + +static int m1_pmu_map_event(struct perf_event *event) +{ + /* + * Although the counters are 48bit wide, bit 47 is what + * triggers the overflow interrupt. Advertise the counters + * being 47bit wide to mimick the behaviour of the ARM PMU. + */ + event->hw.flags |= ARMPMU_EVT_47BIT; + return armpmu_map_event(event, &m1_pmu_perf_map, NULL, M1_PMU_CFG_EVENT); +} + +static void m1_pmu_reset(void *info) +{ + int i; + + __m1_pmu_set_mode(PMCR0_IMODE_OFF); + + for (i = 0; i < M1_PMU_NR_COUNTERS; i++) { + m1_pmu_disable_counter(i); + m1_pmu_disable_counter_interrupt(i); + m1_pmu_write_hw_counter(0, i); + } + + isb(); +} + +static int m1_pmu_set_event_filter(struct hw_perf_event *event, + struct perf_event_attr *attr) +{ + unsigned long config_base = 0; + + if (!attr->exclude_guest) + return -EINVAL; + if (!attr->exclude_kernel) + config_base |= M1_PMU_CFG_COUNT_KERNEL; + if (!attr->exclude_user) + config_base |= M1_PMU_CFG_COUNT_USER; + + event->config_base = config_base; + + return 0; +} + +static int m1_pmu_init(struct arm_pmu *cpu_pmu) +{ + cpu_pmu->handle_irq = m1_pmu_handle_irq; + cpu_pmu->enable = m1_pmu_enable_event; + cpu_pmu->disable = m1_pmu_disable_event; + cpu_pmu->read_counter = m1_pmu_read_counter; + cpu_pmu->write_counter = m1_pmu_write_counter; + cpu_pmu->get_event_idx = m1_pmu_get_event_idx; + cpu_pmu->clear_event_idx = m1_pmu_clear_event_idx; + cpu_pmu->start = m1_pmu_start; + cpu_pmu->stop = m1_pmu_stop; + cpu_pmu->map_event = m1_pmu_map_event; + cpu_pmu->reset = m1_pmu_reset; + cpu_pmu->set_event_filter = m1_pmu_set_event_filter; + + cpu_pmu->num_events = M1_PMU_NR_COUNTERS; + cpu_pmu->attr_groups[ARMPMU_ATTR_GROUP_EVENTS] = &m1_pmu_events_attr_group; + cpu_pmu->attr_groups[ARMPMU_ATTR_GROUP_FORMATS] = &m1_pmu_format_attr_group; + return 0; +} + +/* Device driver gunk */ +static int m1_pmu_ice_init(struct arm_pmu *cpu_pmu) +{ + cpu_pmu->name = "apple_icestorm_pmu"; + return m1_pmu_init(cpu_pmu); +} + +static int m1_pmu_fire_init(struct arm_pmu *cpu_pmu) +{ + cpu_pmu->name = "apple_firestorm_pmu"; + return m1_pmu_init(cpu_pmu); +} + +static const struct of_device_id m1_pmu_of_device_ids[] = { + { .compatible = "apple,icestorm-pmu", .data = m1_pmu_ice_init, }, + { .compatible = "apple,firestorm-pmu", .data = m1_pmu_fire_init, }, + { }, +}; +MODULE_DEVICE_TABLE(of, m1_pmu_of_device_ids); + +static int m1_pmu_device_probe(struct platform_device *pdev) +{ + return arm_pmu_device_probe(pdev, m1_pmu_of_device_ids, NULL); +} + +static struct platform_driver m1_pmu_driver = { + .driver = { + .name = "apple-m1-cpu-pmu", + .of_match_table = m1_pmu_of_device_ids, + .suppress_bind_attrs = true, + }, + .probe = m1_pmu_device_probe, +}; + +module_platform_driver(m1_pmu_driver); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/perf/arm-cci.c b/drivers/perf/arm-cci.c index 54aca3a62814..96e09fa40909 100644 --- a/drivers/perf/arm-cci.c +++ b/drivers/perf/arm-cci.c @@ -1096,7 +1096,7 @@ static void cci_pmu_enable(struct pmu *pmu) { struct cci_pmu *cci_pmu = to_cci_pmu(pmu); struct cci_pmu_hw_events *hw_events = &cci_pmu->hw_events; - int enabled = bitmap_weight(hw_events->used_mask, cci_pmu->num_cntrs); + bool enabled = !bitmap_empty(hw_events->used_mask, cci_pmu->num_cntrs); unsigned long flags; if (!enabled) diff --git a/drivers/perf/arm-ccn.c b/drivers/perf/arm-ccn.c index a96c31604545..40b352e8aa7f 100644 --- a/drivers/perf/arm-ccn.c +++ b/drivers/perf/arm-ccn.c @@ -1460,8 +1460,7 @@ static irqreturn_t arm_ccn_irq_handler(int irq, void *dev_id) static int arm_ccn_probe(struct platform_device *pdev) { struct arm_ccn *ccn; - struct resource *res; - unsigned int irq; + int irq; int err; ccn = devm_kzalloc(&pdev->dev, sizeof(*ccn), GFP_KERNEL); @@ -1474,10 +1473,9 @@ static int arm_ccn_probe(struct platform_device *pdev) if (IS_ERR(ccn->base)) return PTR_ERR(ccn->base); - res = platform_get_resource(pdev, IORESOURCE_IRQ, 0); - if (!res) - return -EINVAL; - irq = res->start; + irq = platform_get_irq(pdev, 0); + if (irq < 0) + return irq; /* Check if we can use the interrupt */ writel(CCN_MN_ERRINT_STATUS__PMU_EVENTS__DISABLE, diff --git a/drivers/perf/arm-cmn.c b/drivers/perf/arm-cmn.c index 0e48adce57ef..9c1d82be7a2f 100644 --- a/drivers/perf/arm-cmn.c +++ b/drivers/perf/arm-cmn.c @@ -71,9 +71,11 @@ #define CMN_DTM_WPn(n) (0x1A0 + (n) * 0x18) #define CMN_DTM_WPn_CONFIG(n) (CMN_DTM_WPn(n) + 0x00) #define CMN_DTM_WPn_CONFIG_WP_DEV_SEL2 GENMASK_ULL(18,17) -#define CMN_DTM_WPn_CONFIG_WP_COMBINE BIT(6) -#define CMN_DTM_WPn_CONFIG_WP_EXCLUSIVE BIT(5) -#define CMN_DTM_WPn_CONFIG_WP_GRP BIT(4) +#define CMN_DTM_WPn_CONFIG_WP_COMBINE BIT(9) +#define CMN_DTM_WPn_CONFIG_WP_EXCLUSIVE BIT(8) +#define CMN600_WPn_CONFIG_WP_COMBINE BIT(6) +#define CMN600_WPn_CONFIG_WP_EXCLUSIVE BIT(5) +#define CMN_DTM_WPn_CONFIG_WP_GRP GENMASK_ULL(5, 4) #define CMN_DTM_WPn_CONFIG_WP_CHN_SEL GENMASK_ULL(3, 1) #define CMN_DTM_WPn_CONFIG_WP_DEV_SEL BIT(0) #define CMN_DTM_WPn_VAL(n) (CMN_DTM_WPn(n) + 0x08) @@ -155,6 +157,7 @@ #define CMN_CONFIG_WP_COMBINE GENMASK_ULL(27, 24) #define CMN_CONFIG_WP_DEV_SEL GENMASK_ULL(50, 48) #define CMN_CONFIG_WP_CHN_SEL GENMASK_ULL(55, 51) +/* Note that we don't yet support the tertiary match group on newer IPs */ #define CMN_CONFIG_WP_GRP BIT_ULL(56) #define CMN_CONFIG_WP_EXCLUSIVE BIT_ULL(57) #define CMN_CONFIG1_WP_VAL GENMASK_ULL(63, 0) @@ -353,7 +356,7 @@ static struct arm_cmn_node *arm_cmn_node(const struct arm_cmn *cmn, return NULL; } -struct dentry *arm_cmn_debugfs; +static struct dentry *arm_cmn_debugfs; #ifdef CONFIG_DEBUG_FS static const char *arm_cmn_device_type(u8 type) @@ -595,6 +598,9 @@ static umode_t arm_cmn_event_attr_is_visible(struct kobject *kobj, if ((intf & 4) && !(cmn->ports_used & BIT(intf & 3))) return 0; + if (chan == 4 && cmn->model == CMN600) + return 0; + if ((chan == 5 && cmn->rsp_vc_num < 2) || (chan == 6 && cmn->dat_vc_num < 2)) return 0; @@ -905,15 +911,18 @@ static u32 arm_cmn_wp_config(struct perf_event *event) u32 grp = CMN_EVENT_WP_GRP(event); u32 exc = CMN_EVENT_WP_EXCLUSIVE(event); u32 combine = CMN_EVENT_WP_COMBINE(event); + bool is_cmn600 = to_cmn(event->pmu)->model == CMN600; config = FIELD_PREP(CMN_DTM_WPn_CONFIG_WP_DEV_SEL, dev) | FIELD_PREP(CMN_DTM_WPn_CONFIG_WP_CHN_SEL, chn) | FIELD_PREP(CMN_DTM_WPn_CONFIG_WP_GRP, grp) | - FIELD_PREP(CMN_DTM_WPn_CONFIG_WP_EXCLUSIVE, exc) | FIELD_PREP(CMN_DTM_WPn_CONFIG_WP_DEV_SEL2, dev >> 1); + if (exc) + config |= is_cmn600 ? CMN600_WPn_CONFIG_WP_EXCLUSIVE : + CMN_DTM_WPn_CONFIG_WP_EXCLUSIVE; if (combine && !grp) - config |= CMN_DTM_WPn_CONFIG_WP_COMBINE; - + config |= is_cmn600 ? CMN600_WPn_CONFIG_WP_COMBINE : + CMN_DTM_WPn_CONFIG_WP_COMBINE; return config; } diff --git a/drivers/perf/arm_pmu.c b/drivers/perf/arm_pmu.c index 295cc7952d0e..9694370651fa 100644 --- a/drivers/perf/arm_pmu.c +++ b/drivers/perf/arm_pmu.c @@ -109,6 +109,8 @@ static inline u64 arm_pmu_event_max_period(struct perf_event *event) { if (event->hw.flags & ARMPMU_EVT_64BIT) return GENMASK_ULL(63, 0); + else if (event->hw.flags & ARMPMU_EVT_47BIT) + return GENMASK_ULL(46, 0); else return GENMASK_ULL(31, 0); } @@ -524,7 +526,7 @@ static void armpmu_enable(struct pmu *pmu) { struct arm_pmu *armpmu = to_arm_pmu(pmu); struct pmu_hw_events *hw_events = this_cpu_ptr(armpmu->hw_events); - int enabled = bitmap_weight(hw_events->used_mask, armpmu->num_events); + bool enabled = !bitmap_empty(hw_events->used_mask, armpmu->num_events); /* For task-bound events we may be called on other CPUs */ if (!cpumask_test_cpu(smp_processor_id(), &armpmu->supported_cpus)) @@ -785,7 +787,7 @@ static int cpu_pm_pmu_notify(struct notifier_block *b, unsigned long cmd, { struct arm_pmu *armpmu = container_of(b, struct arm_pmu, cpu_pm_nb); struct pmu_hw_events *hw_events = this_cpu_ptr(armpmu->hw_events); - int enabled = bitmap_weight(hw_events->used_mask, armpmu->num_events); + bool enabled = !bitmap_empty(hw_events->used_mask, armpmu->num_events); if (!cpumask_test_cpu(smp_processor_id(), &armpmu->supported_cpus)) return NOTIFY_DONE; diff --git a/drivers/perf/hisilicon/hisi_uncore_pmu.c b/drivers/perf/hisilicon/hisi_uncore_pmu.c index a738aeab5c04..358e4e284a62 100644 --- a/drivers/perf/hisilicon/hisi_uncore_pmu.c +++ b/drivers/perf/hisilicon/hisi_uncore_pmu.c @@ -393,7 +393,7 @@ EXPORT_SYMBOL_GPL(hisi_uncore_pmu_read); void hisi_uncore_pmu_enable(struct pmu *pmu) { struct hisi_pmu *hisi_pmu = to_hisi_pmu(pmu); - int enabled = bitmap_weight(hisi_pmu->pmu_events.used_mask, + bool enabled = !bitmap_empty(hisi_pmu->pmu_events.used_mask, hisi_pmu->num_counters); if (!enabled) diff --git a/drivers/perf/marvell_cn10k_ddr_pmu.c b/drivers/perf/marvell_cn10k_ddr_pmu.c new file mode 100644 index 000000000000..665b382a0ee3 --- /dev/null +++ b/drivers/perf/marvell_cn10k_ddr_pmu.c @@ -0,0 +1,758 @@ +// SPDX-License-Identifier: GPL-2.0 +/* Marvell CN10K DRAM Subsystem (DSS) Performance Monitor Driver + * + * Copyright (C) 2021 Marvell. + */ + +#include <linux/init.h> +#include <linux/io.h> +#include <linux/module.h> +#include <linux/of.h> +#include <linux/of_address.h> +#include <linux/of_device.h> +#include <linux/perf_event.h> +#include <linux/hrtimer.h> + +/* Performance Counters Operating Mode Control Registers */ +#define DDRC_PERF_CNT_OP_MODE_CTRL 0x8020 +#define OP_MODE_CTRL_VAL_MANNUAL 0x1 + +/* Performance Counters Start Operation Control Registers */ +#define DDRC_PERF_CNT_START_OP_CTRL 0x8028 +#define START_OP_CTRL_VAL_START 0x1ULL +#define START_OP_CTRL_VAL_ACTIVE 0x2 + +/* Performance Counters End Operation Control Registers */ +#define DDRC_PERF_CNT_END_OP_CTRL 0x8030 +#define END_OP_CTRL_VAL_END 0x1ULL + +/* Performance Counters End Status Registers */ +#define DDRC_PERF_CNT_END_STATUS 0x8038 +#define END_STATUS_VAL_END_TIMER_MODE_END 0x1 + +/* Performance Counters Configuration Registers */ +#define DDRC_PERF_CFG_BASE 0x8040 + +/* 8 Generic event counter + 2 fixed event counters */ +#define DDRC_PERF_NUM_GEN_COUNTERS 8 +#define DDRC_PERF_NUM_FIX_COUNTERS 2 +#define DDRC_PERF_READ_COUNTER_IDX DDRC_PERF_NUM_GEN_COUNTERS +#define DDRC_PERF_WRITE_COUNTER_IDX (DDRC_PERF_NUM_GEN_COUNTERS + 1) +#define DDRC_PERF_NUM_COUNTERS (DDRC_PERF_NUM_GEN_COUNTERS + \ + DDRC_PERF_NUM_FIX_COUNTERS) + +/* Generic event counter registers */ +#define DDRC_PERF_CFG(n) (DDRC_PERF_CFG_BASE + 8 * (n)) +#define EVENT_ENABLE BIT_ULL(63) + +/* Two dedicated event counters for DDR reads and writes */ +#define EVENT_DDR_READS 101 +#define EVENT_DDR_WRITES 100 + +/* + * programmable events IDs in programmable event counters. + * DO NOT change these event-id numbers, they are used to + * program event bitmap in h/w. + */ +#define EVENT_OP_IS_ZQLATCH 55 +#define EVENT_OP_IS_ZQSTART 54 +#define EVENT_OP_IS_TCR_MRR 53 +#define EVENT_OP_IS_DQSOSC_MRR 52 +#define EVENT_OP_IS_DQSOSC_MPC 51 +#define EVENT_VISIBLE_WIN_LIMIT_REACHED_WR 50 +#define EVENT_VISIBLE_WIN_LIMIT_REACHED_RD 49 +#define EVENT_BSM_STARVATION 48 +#define EVENT_BSM_ALLOC 47 +#define EVENT_LPR_REQ_WITH_NOCREDIT 46 +#define EVENT_HPR_REQ_WITH_NOCREDIT 45 +#define EVENT_OP_IS_ZQCS 44 +#define EVENT_OP_IS_ZQCL 43 +#define EVENT_OP_IS_LOAD_MODE 42 +#define EVENT_OP_IS_SPEC_REF 41 +#define EVENT_OP_IS_CRIT_REF 40 +#define EVENT_OP_IS_REFRESH 39 +#define EVENT_OP_IS_ENTER_MPSM 35 +#define EVENT_OP_IS_ENTER_POWERDOWN 31 +#define EVENT_OP_IS_ENTER_SELFREF 27 +#define EVENT_WAW_HAZARD 26 +#define EVENT_RAW_HAZARD 25 +#define EVENT_WAR_HAZARD 24 +#define EVENT_WRITE_COMBINE 23 +#define EVENT_RDWR_TRANSITIONS 22 +#define EVENT_PRECHARGE_FOR_OTHER 21 +#define EVENT_PRECHARGE_FOR_RDWR 20 +#define EVENT_OP_IS_PRECHARGE 19 +#define EVENT_OP_IS_MWR 18 +#define EVENT_OP_IS_WR 17 +#define EVENT_OP_IS_RD 16 +#define EVENT_OP_IS_RD_ACTIVATE 15 +#define EVENT_OP_IS_RD_OR_WR 14 +#define EVENT_OP_IS_ACTIVATE 13 +#define EVENT_WR_XACT_WHEN_CRITICAL 12 +#define EVENT_LPR_XACT_WHEN_CRITICAL 11 +#define EVENT_HPR_XACT_WHEN_CRITICAL 10 +#define EVENT_DFI_RD_DATA_CYCLES 9 +#define EVENT_DFI_WR_DATA_CYCLES 8 +#define EVENT_ACT_BYPASS 7 +#define EVENT_READ_BYPASS 6 +#define EVENT_HIF_HI_PRI_RD 5 +#define EVENT_HIF_RMW 4 +#define EVENT_HIF_RD 3 +#define EVENT_HIF_WR 2 +#define EVENT_HIF_RD_OR_WR 1 + +/* Event counter value registers */ +#define DDRC_PERF_CNT_VALUE_BASE 0x8080 +#define DDRC_PERF_CNT_VALUE(n) (DDRC_PERF_CNT_VALUE_BASE + 8 * (n)) + +/* Fixed event counter enable/disable register */ +#define DDRC_PERF_CNT_FREERUN_EN 0x80C0 +#define DDRC_PERF_FREERUN_WRITE_EN 0x1 +#define DDRC_PERF_FREERUN_READ_EN 0x2 + +/* Fixed event counter control register */ +#define DDRC_PERF_CNT_FREERUN_CTRL 0x80C8 +#define DDRC_FREERUN_WRITE_CNT_CLR 0x1 +#define DDRC_FREERUN_READ_CNT_CLR 0x2 + +/* Fixed event counter value register */ +#define DDRC_PERF_CNT_VALUE_WR_OP 0x80D0 +#define DDRC_PERF_CNT_VALUE_RD_OP 0x80D8 +#define DDRC_PERF_CNT_VALUE_OVERFLOW BIT_ULL(48) +#define DDRC_PERF_CNT_MAX_VALUE GENMASK_ULL(48, 0) + +struct cn10k_ddr_pmu { + struct pmu pmu; + void __iomem *base; + unsigned int cpu; + struct device *dev; + int active_events; + struct perf_event *events[DDRC_PERF_NUM_COUNTERS]; + struct hrtimer hrtimer; + struct hlist_node node; +}; + +#define to_cn10k_ddr_pmu(p) container_of(p, struct cn10k_ddr_pmu, pmu) + +static ssize_t cn10k_ddr_pmu_event_show(struct device *dev, + struct device_attribute *attr, + char *page) +{ + struct perf_pmu_events_attr *pmu_attr; + + pmu_attr = container_of(attr, struct perf_pmu_events_attr, attr); + return sysfs_emit(page, "event=0x%02llx\n", pmu_attr->id); + +} + +#define CN10K_DDR_PMU_EVENT_ATTR(_name, _id) \ + PMU_EVENT_ATTR_ID(_name, cn10k_ddr_pmu_event_show, _id) + +static struct attribute *cn10k_ddr_perf_events_attrs[] = { + CN10K_DDR_PMU_EVENT_ATTR(ddr_hif_rd_or_wr_access, EVENT_HIF_RD_OR_WR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hif_wr_access, EVENT_HIF_WR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hif_rd_access, EVENT_HIF_RD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hif_rmw_access, EVENT_HIF_RMW), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hif_pri_rdaccess, EVENT_HIF_HI_PRI_RD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_rd_bypass_access, EVENT_READ_BYPASS), + CN10K_DDR_PMU_EVENT_ATTR(ddr_act_bypass_access, EVENT_ACT_BYPASS), + CN10K_DDR_PMU_EVENT_ATTR(ddr_dif_wr_data_access, EVENT_DFI_WR_DATA_CYCLES), + CN10K_DDR_PMU_EVENT_ATTR(ddr_dif_rd_data_access, EVENT_DFI_RD_DATA_CYCLES), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hpri_sched_rd_crit_access, + EVENT_HPR_XACT_WHEN_CRITICAL), + CN10K_DDR_PMU_EVENT_ATTR(ddr_lpri_sched_rd_crit_access, + EVENT_LPR_XACT_WHEN_CRITICAL), + CN10K_DDR_PMU_EVENT_ATTR(ddr_wr_trxn_crit_access, + EVENT_WR_XACT_WHEN_CRITICAL), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_active_access, EVENT_OP_IS_ACTIVATE), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_rd_or_wr_access, EVENT_OP_IS_RD_OR_WR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_rd_active_access, EVENT_OP_IS_RD_ACTIVATE), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_read, EVENT_OP_IS_RD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_write, EVENT_OP_IS_WR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_mwr, EVENT_OP_IS_MWR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_precharge, EVENT_OP_IS_PRECHARGE), + CN10K_DDR_PMU_EVENT_ATTR(ddr_precharge_for_rdwr, EVENT_PRECHARGE_FOR_RDWR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_precharge_for_other, + EVENT_PRECHARGE_FOR_OTHER), + CN10K_DDR_PMU_EVENT_ATTR(ddr_rdwr_transitions, EVENT_RDWR_TRANSITIONS), + CN10K_DDR_PMU_EVENT_ATTR(ddr_write_combine, EVENT_WRITE_COMBINE), + CN10K_DDR_PMU_EVENT_ATTR(ddr_war_hazard, EVENT_WAR_HAZARD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_raw_hazard, EVENT_RAW_HAZARD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_waw_hazard, EVENT_WAW_HAZARD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_enter_selfref, EVENT_OP_IS_ENTER_SELFREF), + CN10K_DDR_PMU_EVENT_ATTR(ddr_enter_powerdown, EVENT_OP_IS_ENTER_POWERDOWN), + CN10K_DDR_PMU_EVENT_ATTR(ddr_enter_mpsm, EVENT_OP_IS_ENTER_MPSM), + CN10K_DDR_PMU_EVENT_ATTR(ddr_refresh, EVENT_OP_IS_REFRESH), + CN10K_DDR_PMU_EVENT_ATTR(ddr_crit_ref, EVENT_OP_IS_CRIT_REF), + CN10K_DDR_PMU_EVENT_ATTR(ddr_spec_ref, EVENT_OP_IS_SPEC_REF), + CN10K_DDR_PMU_EVENT_ATTR(ddr_load_mode, EVENT_OP_IS_LOAD_MODE), + CN10K_DDR_PMU_EVENT_ATTR(ddr_zqcl, EVENT_OP_IS_ZQCL), + CN10K_DDR_PMU_EVENT_ATTR(ddr_cam_wr_access, EVENT_OP_IS_ZQCS), + CN10K_DDR_PMU_EVENT_ATTR(ddr_hpr_req_with_nocredit, + EVENT_HPR_REQ_WITH_NOCREDIT), + CN10K_DDR_PMU_EVENT_ATTR(ddr_lpr_req_with_nocredit, + EVENT_LPR_REQ_WITH_NOCREDIT), + CN10K_DDR_PMU_EVENT_ATTR(ddr_bsm_alloc, EVENT_BSM_ALLOC), + CN10K_DDR_PMU_EVENT_ATTR(ddr_bsm_starvation, EVENT_BSM_STARVATION), + CN10K_DDR_PMU_EVENT_ATTR(ddr_win_limit_reached_rd, + EVENT_VISIBLE_WIN_LIMIT_REACHED_RD), + CN10K_DDR_PMU_EVENT_ATTR(ddr_win_limit_reached_wr, + EVENT_VISIBLE_WIN_LIMIT_REACHED_WR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_dqsosc_mpc, EVENT_OP_IS_DQSOSC_MPC), + CN10K_DDR_PMU_EVENT_ATTR(ddr_dqsosc_mrr, EVENT_OP_IS_DQSOSC_MRR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_tcr_mrr, EVENT_OP_IS_TCR_MRR), + CN10K_DDR_PMU_EVENT_ATTR(ddr_zqstart, EVENT_OP_IS_ZQSTART), + CN10K_DDR_PMU_EVENT_ATTR(ddr_zqlatch, EVENT_OP_IS_ZQLATCH), + /* Free run event counters */ + CN10K_DDR_PMU_EVENT_ATTR(ddr_ddr_reads, EVENT_DDR_READS), + CN10K_DDR_PMU_EVENT_ATTR(ddr_ddr_writes, EVENT_DDR_WRITES), + NULL +}; + +static struct attribute_group cn10k_ddr_perf_events_attr_group = { + .name = "events", + .attrs = cn10k_ddr_perf_events_attrs, +}; + +PMU_FORMAT_ATTR(event, "config:0-8"); + +static struct attribute *cn10k_ddr_perf_format_attrs[] = { + &format_attr_event.attr, + NULL, +}; + +static struct attribute_group cn10k_ddr_perf_format_attr_group = { + .name = "format", + .attrs = cn10k_ddr_perf_format_attrs, +}; + +static ssize_t cn10k_ddr_perf_cpumask_show(struct device *dev, + struct device_attribute *attr, + char *buf) +{ + struct cn10k_ddr_pmu *pmu = dev_get_drvdata(dev); + + return cpumap_print_to_pagebuf(true, buf, cpumask_of(pmu->cpu)); +} + +static struct device_attribute cn10k_ddr_perf_cpumask_attr = + __ATTR(cpumask, 0444, cn10k_ddr_perf_cpumask_show, NULL); + +static struct attribute *cn10k_ddr_perf_cpumask_attrs[] = { + &cn10k_ddr_perf_cpumask_attr.attr, + NULL, +}; + +static struct attribute_group cn10k_ddr_perf_cpumask_attr_group = { + .attrs = cn10k_ddr_perf_cpumask_attrs, +}; + +static const struct attribute_group *cn10k_attr_groups[] = { + &cn10k_ddr_perf_events_attr_group, + &cn10k_ddr_perf_format_attr_group, + &cn10k_ddr_perf_cpumask_attr_group, + NULL, +}; + +/* Default poll timeout is 100 sec, which is very sufficient for + * 48 bit counter incremented max at 5.6 GT/s, which may take many + * hours to overflow. + */ +static unsigned long cn10k_ddr_pmu_poll_period_sec = 100; +module_param_named(poll_period_sec, cn10k_ddr_pmu_poll_period_sec, ulong, 0644); + +static ktime_t cn10k_ddr_pmu_timer_period(void) +{ + return ms_to_ktime((u64)cn10k_ddr_pmu_poll_period_sec * USEC_PER_SEC); +} + +static int ddr_perf_get_event_bitmap(int eventid, u64 *event_bitmap) +{ + switch (eventid) { + case EVENT_HIF_RD_OR_WR ... EVENT_WAW_HAZARD: + case EVENT_OP_IS_REFRESH ... EVENT_OP_IS_ZQLATCH: + *event_bitmap = (1ULL << (eventid - 1)); + break; + case EVENT_OP_IS_ENTER_SELFREF: + case EVENT_OP_IS_ENTER_POWERDOWN: + case EVENT_OP_IS_ENTER_MPSM: + *event_bitmap = (0xFULL << (eventid - 1)); + break; + default: + pr_err("%s Invalid eventid %d\n", __func__, eventid); + return -EINVAL; + } + + return 0; +} + +static int cn10k_ddr_perf_alloc_counter(struct cn10k_ddr_pmu *pmu, + struct perf_event *event) +{ + u8 config = event->attr.config; + int i; + + /* DDR read free-run counter index */ + if (config == EVENT_DDR_READS) { + pmu->events[DDRC_PERF_READ_COUNTER_IDX] = event; + return DDRC_PERF_READ_COUNTER_IDX; + } + + /* DDR write free-run counter index */ + if (config == EVENT_DDR_WRITES) { + pmu->events[DDRC_PERF_WRITE_COUNTER_IDX] = event; + return DDRC_PERF_WRITE_COUNTER_IDX; + } + + /* Allocate DDR generic counters */ + for (i = 0; i < DDRC_PERF_NUM_GEN_COUNTERS; i++) { + if (pmu->events[i] == NULL) { + pmu->events[i] = event; + return i; + } + } + + return -ENOENT; +} + +static void cn10k_ddr_perf_free_counter(struct cn10k_ddr_pmu *pmu, int counter) +{ + pmu->events[counter] = NULL; +} + +static int cn10k_ddr_perf_event_init(struct perf_event *event) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + + if (event->attr.type != event->pmu->type) + return -ENOENT; + + if (is_sampling_event(event)) { + dev_info(pmu->dev, "Sampling not supported!\n"); + return -EOPNOTSUPP; + } + + if (event->cpu < 0) { + dev_warn(pmu->dev, "Can't provide per-task data!\n"); + return -EOPNOTSUPP; + } + + /* We must NOT create groups containing mixed PMUs */ + if (event->group_leader->pmu != event->pmu && + !is_software_event(event->group_leader)) + return -EINVAL; + + /* Set ownership of event to one CPU, same event can not be observed + * on multiple cpus at same time. + */ + event->cpu = pmu->cpu; + hwc->idx = -1; + return 0; +} + +static void cn10k_ddr_perf_counter_enable(struct cn10k_ddr_pmu *pmu, + int counter, bool enable) +{ + u32 reg; + u64 val; + + if (counter > DDRC_PERF_NUM_COUNTERS) { + pr_err("Error: unsupported counter %d\n", counter); + return; + } + + if (counter < DDRC_PERF_NUM_GEN_COUNTERS) { + reg = DDRC_PERF_CFG(counter); + val = readq_relaxed(pmu->base + reg); + + if (enable) + val |= EVENT_ENABLE; + else + val &= ~EVENT_ENABLE; + + writeq_relaxed(val, pmu->base + reg); + } else { + val = readq_relaxed(pmu->base + DDRC_PERF_CNT_FREERUN_EN); + if (enable) { + if (counter == DDRC_PERF_READ_COUNTER_IDX) + val |= DDRC_PERF_FREERUN_READ_EN; + else + val |= DDRC_PERF_FREERUN_WRITE_EN; + } else { + if (counter == DDRC_PERF_READ_COUNTER_IDX) + val &= ~DDRC_PERF_FREERUN_READ_EN; + else + val &= ~DDRC_PERF_FREERUN_WRITE_EN; + } + writeq_relaxed(val, pmu->base + DDRC_PERF_CNT_FREERUN_EN); + } +} + +static u64 cn10k_ddr_perf_read_counter(struct cn10k_ddr_pmu *pmu, int counter) +{ + u64 val; + + if (counter == DDRC_PERF_READ_COUNTER_IDX) + return readq_relaxed(pmu->base + DDRC_PERF_CNT_VALUE_RD_OP); + + if (counter == DDRC_PERF_WRITE_COUNTER_IDX) + return readq_relaxed(pmu->base + DDRC_PERF_CNT_VALUE_WR_OP); + + val = readq_relaxed(pmu->base + DDRC_PERF_CNT_VALUE(counter)); + return val; +} + +static void cn10k_ddr_perf_event_update(struct perf_event *event) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + u64 prev_count, new_count, mask; + + do { + prev_count = local64_read(&hwc->prev_count); + new_count = cn10k_ddr_perf_read_counter(pmu, hwc->idx); + } while (local64_xchg(&hwc->prev_count, new_count) != prev_count); + + mask = DDRC_PERF_CNT_MAX_VALUE; + + local64_add((new_count - prev_count) & mask, &event->count); +} + +static void cn10k_ddr_perf_event_start(struct perf_event *event, int flags) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + int counter = hwc->idx; + + local64_set(&hwc->prev_count, 0); + + cn10k_ddr_perf_counter_enable(pmu, counter, true); + + hwc->state = 0; +} + +static int cn10k_ddr_perf_event_add(struct perf_event *event, int flags) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + u8 config = event->attr.config; + int counter, ret; + u32 reg_offset; + u64 val; + + counter = cn10k_ddr_perf_alloc_counter(pmu, event); + if (counter < 0) + return -EAGAIN; + + pmu->active_events++; + hwc->idx = counter; + + if (pmu->active_events == 1) + hrtimer_start(&pmu->hrtimer, cn10k_ddr_pmu_timer_period(), + HRTIMER_MODE_REL_PINNED); + + if (counter < DDRC_PERF_NUM_GEN_COUNTERS) { + /* Generic counters, configure event id */ + reg_offset = DDRC_PERF_CFG(counter); + ret = ddr_perf_get_event_bitmap(config, &val); + if (ret) + return ret; + + writeq_relaxed(val, pmu->base + reg_offset); + } else { + /* fixed event counter, clear counter value */ + if (counter == DDRC_PERF_READ_COUNTER_IDX) + val = DDRC_FREERUN_READ_CNT_CLR; + else + val = DDRC_FREERUN_WRITE_CNT_CLR; + + writeq_relaxed(val, pmu->base + DDRC_PERF_CNT_FREERUN_CTRL); + } + + hwc->state |= PERF_HES_STOPPED; + + if (flags & PERF_EF_START) + cn10k_ddr_perf_event_start(event, flags); + + return 0; +} + +static void cn10k_ddr_perf_event_stop(struct perf_event *event, int flags) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + int counter = hwc->idx; + + cn10k_ddr_perf_counter_enable(pmu, counter, false); + + if (flags & PERF_EF_UPDATE) + cn10k_ddr_perf_event_update(event); + + hwc->state |= PERF_HES_STOPPED; +} + +static void cn10k_ddr_perf_event_del(struct perf_event *event, int flags) +{ + struct cn10k_ddr_pmu *pmu = to_cn10k_ddr_pmu(event->pmu); + struct hw_perf_event *hwc = &event->hw; + int counter = hwc->idx; + + cn10k_ddr_perf_event_stop(event, PERF_EF_UPDATE); + + cn10k_ddr_perf_free_counter(pmu, counter); + pmu->active_events--; + hwc->idx = -1; + + /* Cancel timer when no events to capture */ + if (pmu->active_events == 0) + hrtimer_cancel(&pmu->hrtimer); +} + +static void cn10k_ddr_perf_pmu_enable(struct pmu *pmu) +{ + struct cn10k_ddr_pmu *ddr_pmu = to_cn10k_ddr_pmu(pmu); + + writeq_relaxed(START_OP_CTRL_VAL_START, ddr_pmu->base + + DDRC_PERF_CNT_START_OP_CTRL); +} + +static void cn10k_ddr_perf_pmu_disable(struct pmu *pmu) +{ + struct cn10k_ddr_pmu *ddr_pmu = to_cn10k_ddr_pmu(pmu); + + writeq_relaxed(END_OP_CTRL_VAL_END, ddr_pmu->base + + DDRC_PERF_CNT_END_OP_CTRL); +} + +static void cn10k_ddr_perf_event_update_all(struct cn10k_ddr_pmu *pmu) +{ + struct hw_perf_event *hwc; + int i; + + for (i = 0; i < DDRC_PERF_NUM_GEN_COUNTERS; i++) { + if (pmu->events[i] == NULL) + continue; + + cn10k_ddr_perf_event_update(pmu->events[i]); + } + + /* Reset previous count as h/w counter are reset */ + for (i = 0; i < DDRC_PERF_NUM_GEN_COUNTERS; i++) { + if (pmu->events[i] == NULL) + continue; + + hwc = &pmu->events[i]->hw; + local64_set(&hwc->prev_count, 0); + } +} + +static irqreturn_t cn10k_ddr_pmu_overflow_handler(struct cn10k_ddr_pmu *pmu) +{ + struct perf_event *event; + struct hw_perf_event *hwc; + u64 prev_count, new_count; + u64 value; + int i; + + event = pmu->events[DDRC_PERF_READ_COUNTER_IDX]; + if (event) { + hwc = &event->hw; + prev_count = local64_read(&hwc->prev_count); + new_count = cn10k_ddr_perf_read_counter(pmu, hwc->idx); + + /* Overflow condition is when new count less than + * previous count + */ + if (new_count < prev_count) + cn10k_ddr_perf_event_update(event); + } + + event = pmu->events[DDRC_PERF_WRITE_COUNTER_IDX]; + if (event) { + hwc = &event->hw; + prev_count = local64_read(&hwc->prev_count); + new_count = cn10k_ddr_perf_read_counter(pmu, hwc->idx); + + /* Overflow condition is when new count less than + * previous count + */ + if (new_count < prev_count) + cn10k_ddr_perf_event_update(event); + } + + for (i = 0; i < DDRC_PERF_NUM_GEN_COUNTERS; i++) { + if (pmu->events[i] == NULL) + continue; + + value = cn10k_ddr_perf_read_counter(pmu, i); + if (value == DDRC_PERF_CNT_MAX_VALUE) { + pr_info("Counter-(%d) reached max value\n", i); + cn10k_ddr_perf_event_update_all(pmu); + cn10k_ddr_perf_pmu_disable(&pmu->pmu); + cn10k_ddr_perf_pmu_enable(&pmu->pmu); + } + } + + return IRQ_HANDLED; +} + +static enum hrtimer_restart cn10k_ddr_pmu_timer_handler(struct hrtimer *hrtimer) +{ + struct cn10k_ddr_pmu *pmu = container_of(hrtimer, struct cn10k_ddr_pmu, + hrtimer); + unsigned long flags; + + local_irq_save(flags); + cn10k_ddr_pmu_overflow_handler(pmu); + local_irq_restore(flags); + + hrtimer_forward_now(hrtimer, cn10k_ddr_pmu_timer_period()); + return HRTIMER_RESTART; +} + +static int cn10k_ddr_pmu_offline_cpu(unsigned int cpu, struct hlist_node *node) +{ + struct cn10k_ddr_pmu *pmu = hlist_entry_safe(node, struct cn10k_ddr_pmu, + node); + unsigned int target; + + if (cpu != pmu->cpu) + return 0; + + target = cpumask_any_but(cpu_online_mask, cpu); + if (target >= nr_cpu_ids) + return 0; + + perf_pmu_migrate_context(&pmu->pmu, cpu, target); + pmu->cpu = target; + return 0; +} + +static int cn10k_ddr_perf_probe(struct platform_device *pdev) +{ + struct cn10k_ddr_pmu *ddr_pmu; + struct resource *res; + void __iomem *base; + char *name; + int ret; + + ddr_pmu = devm_kzalloc(&pdev->dev, sizeof(*ddr_pmu), GFP_KERNEL); + if (!ddr_pmu) + return -ENOMEM; + + ddr_pmu->dev = &pdev->dev; + platform_set_drvdata(pdev, ddr_pmu); + + base = devm_platform_get_and_ioremap_resource(pdev, 0, &res); + if (IS_ERR(base)) + return PTR_ERR(base); + + ddr_pmu->base = base; + + /* Setup the PMU counter to work in manual mode */ + writeq_relaxed(OP_MODE_CTRL_VAL_MANNUAL, ddr_pmu->base + + DDRC_PERF_CNT_OP_MODE_CTRL); + + ddr_pmu->pmu = (struct pmu) { + .module = THIS_MODULE, + .capabilities = PERF_PMU_CAP_NO_EXCLUDE, + .task_ctx_nr = perf_invalid_context, + .attr_groups = cn10k_attr_groups, + .event_init = cn10k_ddr_perf_event_init, + .add = cn10k_ddr_perf_event_add, + .del = cn10k_ddr_perf_event_del, + .start = cn10k_ddr_perf_event_start, + .stop = cn10k_ddr_perf_event_stop, + .read = cn10k_ddr_perf_event_update, + .pmu_enable = cn10k_ddr_perf_pmu_enable, + .pmu_disable = cn10k_ddr_perf_pmu_disable, + }; + + /* Choose this cpu to collect perf data */ + ddr_pmu->cpu = raw_smp_processor_id(); + + name = devm_kasprintf(ddr_pmu->dev, GFP_KERNEL, "mrvl_ddr_pmu_%llx", + res->start); + if (!name) + return -ENOMEM; + + hrtimer_init(&ddr_pmu->hrtimer, CLOCK_MONOTONIC, HRTIMER_MODE_REL); + ddr_pmu->hrtimer.function = cn10k_ddr_pmu_timer_handler; + + cpuhp_state_add_instance_nocalls( + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, + &ddr_pmu->node); + + ret = perf_pmu_register(&ddr_pmu->pmu, name, -1); + if (ret) + goto error; + + pr_info("CN10K DDR PMU Driver for ddrc@%llx\n", res->start); + return 0; +error: + cpuhp_state_remove_instance_nocalls( + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, + &ddr_pmu->node); + return ret; +} + +static int cn10k_ddr_perf_remove(struct platform_device *pdev) +{ + struct cn10k_ddr_pmu *ddr_pmu = platform_get_drvdata(pdev); + + cpuhp_state_remove_instance_nocalls( + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, + &ddr_pmu->node); + + perf_pmu_unregister(&ddr_pmu->pmu); + return 0; +} + +#ifdef CONFIG_OF +static const struct of_device_id cn10k_ddr_pmu_of_match[] = { + { .compatible = "marvell,cn10k-ddr-pmu", }, + { }, +}; +MODULE_DEVICE_TABLE(of, cn10k_ddr_pmu_of_match); +#endif + +static struct platform_driver cn10k_ddr_pmu_driver = { + .driver = { + .name = "cn10k-ddr-pmu", + .of_match_table = of_match_ptr(cn10k_ddr_pmu_of_match), + .suppress_bind_attrs = true, + }, + .probe = cn10k_ddr_perf_probe, + .remove = cn10k_ddr_perf_remove, +}; + +static int __init cn10k_ddr_pmu_init(void) +{ + int ret; + + ret = cpuhp_setup_state_multi( + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, + "perf/marvell/cn10k/ddr:online", NULL, + cn10k_ddr_pmu_offline_cpu); + if (ret) + return ret; + + ret = platform_driver_register(&cn10k_ddr_pmu_driver); + if (ret) + cpuhp_remove_multi_state( + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE); + return ret; +} + +static void __exit cn10k_ddr_pmu_exit(void) +{ + platform_driver_unregister(&cn10k_ddr_pmu_driver); + cpuhp_remove_multi_state(CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE); +} + +module_init(cn10k_ddr_pmu_init); +module_exit(cn10k_ddr_pmu_exit); + +MODULE_AUTHOR("Bharat Bhushan <bbhushan2@marvell.com>"); +MODULE_LICENSE("GPL v2"); diff --git a/drivers/perf/marvell_cn10k_tad_pmu.c b/drivers/perf/marvell_cn10k_tad_pmu.c index 7f4d292658e3..ee67305f822d 100644 --- a/drivers/perf/marvell_cn10k_tad_pmu.c +++ b/drivers/perf/marvell_cn10k_tad_pmu.c @@ -368,10 +368,12 @@ static int tad_pmu_remove(struct platform_device *pdev) return 0; } +#ifdef CONFIG_OF static const struct of_device_id tad_pmu_of_match[] = { { .compatible = "marvell,cn10k-tad-pmu", }, {}, }; +#endif static struct platform_driver tad_pmu_driver = { .driver = { diff --git a/drivers/perf/thunderx2_pmu.c b/drivers/perf/thunderx2_pmu.c index 05378c0fd8f3..1edb9c03704f 100644 --- a/drivers/perf/thunderx2_pmu.c +++ b/drivers/perf/thunderx2_pmu.c @@ -887,13 +887,11 @@ static struct tx2_uncore_pmu *tx2_uncore_pmu_init_dev(struct device *dev, static acpi_status tx2_uncore_pmu_add(acpi_handle handle, u32 level, void *data, void **return_value) { + struct acpi_device *adev = acpi_fetch_acpi_dev(handle); struct tx2_uncore_pmu *tx2_pmu; - struct acpi_device *adev; enum tx2_uncore_type type; - if (acpi_bus_get_device(handle, &adev)) - return AE_OK; - if (acpi_bus_get_status(adev) || !adev->status.present) + if (!adev || acpi_bus_get_status(adev) || !adev->status.present) return AE_OK; type = get_tx2_pmu_type(adev); diff --git a/drivers/perf/xgene_pmu.c b/drivers/perf/xgene_pmu.c index 2b6d476bd213..0c32dffc7ede 100644 --- a/drivers/perf/xgene_pmu.c +++ b/drivers/perf/xgene_pmu.c @@ -867,7 +867,7 @@ static void xgene_perf_pmu_enable(struct pmu *pmu) { struct xgene_pmu_dev *pmu_dev = to_pmu_dev(pmu); struct xgene_pmu *xgene_pmu = pmu_dev->parent; - int enabled = bitmap_weight(pmu_dev->cntr_assign_mask, + bool enabled = !bitmap_empty(pmu_dev->cntr_assign_mask, pmu_dev->max_counters); if (!enabled) @@ -1549,14 +1549,12 @@ static const struct acpi_device_id *xgene_pmu_acpi_match_type( static acpi_status acpi_pmu_dev_add(acpi_handle handle, u32 level, void *data, void **return_value) { + struct acpi_device *adev = acpi_fetch_acpi_dev(handle); const struct acpi_device_id *acpi_id; struct xgene_pmu *xgene_pmu = data; struct xgene_pmu_dev_ctx *ctx; - struct acpi_device *adev; - if (acpi_bus_get_device(handle, &adev)) - return AE_OK; - if (acpi_bus_get_status(adev) || !adev->status.present) + if (!adev || acpi_bus_get_status(adev) || !adev->status.present) return AE_OK; acpi_id = xgene_pmu_acpi_match_type(xgene_pmu_acpi_type_match, adev); diff --git a/drivers/pinctrl/intel/pinctrl-tigerlake.c b/drivers/pinctrl/intel/pinctrl-tigerlake.c index 0bcd19597e4a..3ddaeffc0415 100644 --- a/drivers/pinctrl/intel/pinctrl-tigerlake.c +++ b/drivers/pinctrl/intel/pinctrl-tigerlake.c @@ -749,7 +749,6 @@ static const struct acpi_device_id tgl_pinctrl_acpi_match[] = { { "INT34C5", (kernel_ulong_t)&tgllp_soc_data }, { "INT34C6", (kernel_ulong_t)&tglh_soc_data }, { "INTC1055", (kernel_ulong_t)&tgllp_soc_data }, - { "INTC1057", (kernel_ulong_t)&tgllp_soc_data }, { } }; MODULE_DEVICE_TABLE(acpi, tgl_pinctrl_acpi_match); diff --git a/drivers/pinctrl/pinctrl-k210.c b/drivers/pinctrl/pinctrl-k210.c index 49e32684dbb2..ecab6bf63dc6 100644 --- a/drivers/pinctrl/pinctrl-k210.c +++ b/drivers/pinctrl/pinctrl-k210.c @@ -482,7 +482,7 @@ static int k210_pinconf_get_drive(unsigned int max_strength_ua) { int i; - for (i = K210_PC_DRIVE_MAX; i; i--) { + for (i = K210_PC_DRIVE_MAX; i >= 0; i--) { if (k210_pinconf_drive_strength[i] <= max_strength_ua) return i; } @@ -527,7 +527,7 @@ static int k210_pinconf_set_param(struct pinctrl_dev *pctldev, case PIN_CONFIG_BIAS_PULL_UP: if (!arg) return -EINVAL; - val |= K210_PC_PD; + val |= K210_PC_PU; break; case PIN_CONFIG_DRIVE_STRENGTH: arg *= 1000; diff --git a/drivers/pinctrl/pinctrl-starfive.c b/drivers/pinctrl/pinctrl-starfive.c index 0b912152a405..266da41a6162 100644 --- a/drivers/pinctrl/pinctrl-starfive.c +++ b/drivers/pinctrl/pinctrl-starfive.c @@ -1164,6 +1164,7 @@ static int starfive_irq_set_type(struct irq_data *d, unsigned int trigger) } static struct irq_chip starfive_irq_chip = { + .name = "StarFive GPIO", .irq_ack = starfive_irq_ack, .irq_mask = starfive_irq_mask, .irq_mask_ack = starfive_irq_mask_ack, @@ -1308,7 +1309,6 @@ static int starfive_probe(struct platform_device *pdev) sfp->gc.ngpio = NR_GPIOS; starfive_irq_chip.parent_device = dev; - starfive_irq_chip.name = sfp->gc.label; sfp->gc.irq.chip = &starfive_irq_chip; sfp->gc.irq.parent_handler = starfive_gpio_irq_handler; diff --git a/drivers/pinctrl/sunxi/pinctrl-sunxi.c b/drivers/pinctrl/sunxi/pinctrl-sunxi.c index 80d6750c74a6..1f401377ff60 100644 --- a/drivers/pinctrl/sunxi/pinctrl-sunxi.c +++ b/drivers/pinctrl/sunxi/pinctrl-sunxi.c @@ -36,6 +36,13 @@ #include "../core.h" #include "pinctrl-sunxi.h" +/* + * These lock classes tell lockdep that GPIO IRQs are in a different + * category than their parents, so it won't report false recursion. + */ +static struct lock_class_key sunxi_pinctrl_irq_lock_class; +static struct lock_class_key sunxi_pinctrl_irq_request_class; + static struct irq_chip sunxi_pinctrl_edge_irq_chip; static struct irq_chip sunxi_pinctrl_level_irq_chip; @@ -837,7 +844,8 @@ static int sunxi_pinctrl_gpio_direction_input(struct gpio_chip *chip, { struct sunxi_pinctrl *pctl = gpiochip_get_data(chip); - return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, offset, true); + return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, + chip->base + offset, true); } static int sunxi_pinctrl_gpio_get(struct gpio_chip *chip, unsigned offset) @@ -890,7 +898,8 @@ static int sunxi_pinctrl_gpio_direction_output(struct gpio_chip *chip, struct sunxi_pinctrl *pctl = gpiochip_get_data(chip); sunxi_pinctrl_gpio_set(chip, offset, value); - return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, offset, false); + return sunxi_pmx_gpio_set_direction(pctl->pctl_dev, NULL, + chip->base + offset, false); } static int sunxi_pinctrl_gpio_of_xlate(struct gpio_chip *gc, @@ -1555,6 +1564,8 @@ int sunxi_pinctrl_init_with_variant(struct platform_device *pdev, for (i = 0; i < (pctl->desc->irq_banks * IRQ_PER_BANK); i++) { int irqno = irq_create_mapping(pctl->domain, i); + irq_set_lockdep_class(irqno, &sunxi_pinctrl_irq_lock_class, + &sunxi_pinctrl_irq_request_class); irq_set_chip_and_handler(irqno, &sunxi_pinctrl_edge_irq_chip, handle_edge_irq); irq_set_chip_data(irqno, pctl); diff --git a/drivers/platform/surface/surface3_power.c b/drivers/platform/surface/surface3_power.c index abac3eec565e..444ec81ba02d 100644 --- a/drivers/platform/surface/surface3_power.c +++ b/drivers/platform/surface/surface3_power.c @@ -232,14 +232,21 @@ static int mshw0011_bix(struct mshw0011_data *cdata, struct bix *bix) } bix->last_full_charg_capacity = ret; - /* get serial number */ + /* + * Get serial number, on some devices (with unofficial replacement + * battery?) reading any of the serial number range addresses gets + * nacked in this case just leave the serial number empty. + */ ret = i2c_smbus_read_i2c_block_data(client, MSHW0011_BAT0_REG_SERIAL_NO, sizeof(buf), buf); - if (ret != sizeof(buf)) { + if (ret == -EREMOTEIO) { + /* no serial number available */ + } else if (ret != sizeof(buf)) { dev_err(&client->dev, "Error reading serial no: %d\n", ret); return ret; + } else { + snprintf(bix->serial, ARRAY_SIZE(bix->serial), "%3pE%6pE", buf + 7, buf); } - snprintf(bix->serial, ARRAY_SIZE(bix->serial), "%3pE%6pE", buf + 7, buf); /* get cycle count */ ret = i2c_smbus_read_word_data(client, MSHW0011_BAT0_REG_CYCLE_CNT); diff --git a/drivers/platform/x86/amd-pmc.c b/drivers/platform/x86/amd-pmc.c index 4c72ba68b315..b1103f85a85a 100644 --- a/drivers/platform/x86/amd-pmc.c +++ b/drivers/platform/x86/amd-pmc.c @@ -21,6 +21,7 @@ #include <linux/module.h> #include <linux/pci.h> #include <linux/platform_device.h> +#include <linux/pm_qos.h> #include <linux/rtc.h> #include <linux/suspend.h> #include <linux/seq_file.h> @@ -85,6 +86,9 @@ #define PMC_MSG_DELAY_MIN_US 50 #define RESPONSE_REGISTER_LOOP_MAX 20000 +/* QoS request for letting CPUs in idle states, but not the deepest */ +#define AMD_PMC_MAX_IDLE_STATE_LATENCY 3 + #define SOC_SUBSYSTEM_IP_MAX 12 #define DELAY_MIN_US 2000 #define DELAY_MAX_US 3000 @@ -131,6 +135,7 @@ struct amd_pmc_dev { struct device *dev; struct pci_dev *rdev; struct mutex lock; /* generic mutex lock */ + struct pm_qos_request amd_pmc_pm_qos_req; #if IS_ENABLED(CONFIG_DEBUG_FS) struct dentry *dbgfs_dir; #endif /* CONFIG_DEBUG_FS */ @@ -521,6 +526,14 @@ static int amd_pmc_verify_czn_rtc(struct amd_pmc_dev *pdev, u32 *arg) rc = rtc_alarm_irq_enable(rtc_device, 0); dev_dbg(pdev->dev, "wakeup timer programmed for %lld seconds\n", duration); + /* + * Prevent CPUs from getting into deep idle states while sending OS_HINT + * which is otherwise generally safe to send when at least one of the CPUs + * is not in deep idle states. + */ + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, AMD_PMC_MAX_IDLE_STATE_LATENCY); + wake_up_all_idle_cpus(); + return rc; } @@ -538,24 +551,31 @@ static int __maybe_unused amd_pmc_suspend(struct device *dev) /* Activate CZN specific RTC functionality */ if (pdev->cpu_id == AMD_CPU_ID_CZN) { rc = amd_pmc_verify_czn_rtc(pdev, &arg); - if (rc < 0) - return rc; + if (rc) + goto fail; } /* Dump the IdleMask before we send hint to SMU */ amd_pmc_idlemask_read(pdev, dev, NULL); msg = amd_pmc_get_os_hint(pdev); rc = amd_pmc_send_cmd(pdev, arg, NULL, msg, 0); - if (rc) + if (rc) { dev_err(pdev->dev, "suspend failed\n"); + goto fail; + } if (enable_stb) rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF); - if (rc) { + if (rc) { dev_err(pdev->dev, "error writing to STB\n"); - return rc; + goto fail; } + return 0; +fail: + if (pdev->cpu_id == AMD_CPU_ID_CZN) + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, + PM_QOS_DEFAULT_VALUE); return rc; } @@ -579,12 +599,15 @@ static int __maybe_unused amd_pmc_resume(struct device *dev) /* Write data incremented by 1 to distinguish in stb_read */ if (enable_stb) rc = amd_pmc_write_stb(pdev, AMD_PMC_STB_PREDEF + 1); - if (rc) { + if (rc) dev_err(pdev->dev, "error writing to STB\n"); - return rc; - } - return 0; + /* Restore the QoS request back to defaults if it was set */ + if (pdev->cpu_id == AMD_CPU_ID_CZN) + cpu_latency_qos_update_request(&pdev->amd_pmc_pm_qos_req, + PM_QOS_DEFAULT_VALUE); + + return rc; } static const struct dev_pm_ops amd_pmc_pm_ops = { @@ -722,6 +745,7 @@ static int amd_pmc_probe(struct platform_device *pdev) amd_pmc_get_smu_version(dev); platform_set_drvdata(pdev, dev); amd_pmc_dbgfs_register(dev); + cpu_latency_qos_add_request(&dev->amd_pmc_pm_qos_req, PM_QOS_DEFAULT_VALUE); return 0; err_pci_dev_put: diff --git a/drivers/platform/x86/asus-wmi.c b/drivers/platform/x86/asus-wmi.c index a3b83b22a3b1..2104a2621e50 100644 --- a/drivers/platform/x86/asus-wmi.c +++ b/drivers/platform/x86/asus-wmi.c @@ -2223,7 +2223,7 @@ static int fan_curve_check_present(struct asus_wmi *asus, bool *available, err = fan_curve_get_factory_default(asus, fan_dev); if (err) { - if (err == -ENODEV) + if (err == -ENODEV || err == -ENODATA) return 0; return err; } diff --git a/drivers/platform/x86/intel/int3472/tps68470_board_data.c b/drivers/platform/x86/intel/int3472/tps68470_board_data.c index f93d437fd192..525f09a3b5ff 100644 --- a/drivers/platform/x86/intel/int3472/tps68470_board_data.c +++ b/drivers/platform/x86/intel/int3472/tps68470_board_data.c @@ -100,7 +100,8 @@ static struct gpiod_lookup_table surface_go_tps68470_gpios = { .dev_id = "i2c-INT347A:00", .table = { GPIO_LOOKUP("tps68470-gpio", 9, "reset", GPIO_ACTIVE_LOW), - GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW) + GPIO_LOOKUP("tps68470-gpio", 7, "powerdown", GPIO_ACTIVE_LOW), + { } } }; diff --git a/drivers/platform/x86/thinkpad_acpi.c b/drivers/platform/x86/thinkpad_acpi.c index bd045486b933..3424b080db77 100644 --- a/drivers/platform/x86/thinkpad_acpi.c +++ b/drivers/platform/x86/thinkpad_acpi.c @@ -8703,6 +8703,7 @@ static const struct tpacpi_quirk fan_quirk_table[] __initconst = { TPACPI_Q_LNV3('N', '4', '0', TPACPI_FAN_2CTL), /* P1 / X1 Extreme (4nd gen) */ TPACPI_Q_LNV3('N', '3', '0', TPACPI_FAN_2CTL), /* P15 (1st gen) / P15v (1st gen) */ TPACPI_Q_LNV3('N', '3', '2', TPACPI_FAN_2CTL), /* X1 Carbon (9th gen) */ + TPACPI_Q_LNV3('N', '3', '7', TPACPI_FAN_2CTL), /* T15g (2nd gen) */ TPACPI_Q_LNV3('N', '1', 'O', TPACPI_FAN_NOFAN), /* X1 Tablet (2nd gen) */ }; diff --git a/drivers/power/supply/bq256xx_charger.c b/drivers/power/supply/bq256xx_charger.c index b274942dc46a..01ad84fd147c 100644 --- a/drivers/power/supply/bq256xx_charger.c +++ b/drivers/power/supply/bq256xx_charger.c @@ -1523,6 +1523,9 @@ static int bq256xx_hw_init(struct bq256xx_device *bq) BQ256XX_WDT_BIT_SHIFT); ret = power_supply_get_battery_info(bq->charger, &bat_info); + if (ret == -ENOMEM) + return ret; + if (ret) { dev_warn(bq->dev, "battery info missing, default values will be applied\n"); diff --git a/drivers/power/supply/cw2015_battery.c b/drivers/power/supply/cw2015_battery.c index 0c87ad0dbf71..728e2a6cc9c3 100644 --- a/drivers/power/supply/cw2015_battery.c +++ b/drivers/power/supply/cw2015_battery.c @@ -689,7 +689,7 @@ static int cw_bat_probe(struct i2c_client *client) if (ret) { /* Allocate an empty battery */ cw_bat->battery = devm_kzalloc(&client->dev, - sizeof(cw_bat->battery), + sizeof(*cw_bat->battery), GFP_KERNEL); if (!cw_bat->battery) return -ENOMEM; diff --git a/drivers/ptp/ptp_ocp.c b/drivers/ptp/ptp_ocp.c index 0f1b5a7d2a89..17ad5f0d13b2 100644 --- a/drivers/ptp/ptp_ocp.c +++ b/drivers/ptp/ptp_ocp.c @@ -607,7 +607,7 @@ ptp_ocp_settime(struct ptp_clock_info *ptp_info, const struct timespec64 *ts) } static void -__ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) +__ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u32 adj_val) { u32 select, ctrl; @@ -615,7 +615,7 @@ __ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) iowrite32(OCP_SELECT_CLK_REG, &bp->reg->select); iowrite32(adj_val, &bp->reg->offset_ns); - iowrite32(adj_val & 0x7f, &bp->reg->offset_window_ns); + iowrite32(NSEC_PER_SEC, &bp->reg->offset_window_ns); ctrl = OCP_CTRL_ADJUST_OFFSET | OCP_CTRL_ENABLE; iowrite32(ctrl, &bp->reg->ctrl); @@ -624,6 +624,22 @@ __ptp_ocp_adjtime_locked(struct ptp_ocp *bp, u64 adj_val) iowrite32(select >> 16, &bp->reg->select); } +static void +ptp_ocp_adjtime_coarse(struct ptp_ocp *bp, u64 delta_ns) +{ + struct timespec64 ts; + unsigned long flags; + int err; + + spin_lock_irqsave(&bp->lock, flags); + err = __ptp_ocp_gettime_locked(bp, &ts, NULL); + if (likely(!err)) { + timespec64_add_ns(&ts, delta_ns); + __ptp_ocp_settime_locked(bp, &ts); + } + spin_unlock_irqrestore(&bp->lock, flags); +} + static int ptp_ocp_adjtime(struct ptp_clock_info *ptp_info, s64 delta_ns) { @@ -631,6 +647,11 @@ ptp_ocp_adjtime(struct ptp_clock_info *ptp_info, s64 delta_ns) unsigned long flags; u32 adj_ns, sign; + if (delta_ns > NSEC_PER_SEC || -delta_ns > NSEC_PER_SEC) { + ptp_ocp_adjtime_coarse(bp, delta_ns); + return 0; + } + sign = delta_ns < 0 ? BIT(31) : 0; adj_ns = sign ? -delta_ns : delta_ns; diff --git a/drivers/regulator/core.c b/drivers/regulator/core.c index 86aa4141efa9..d2553970a67b 100644 --- a/drivers/regulator/core.c +++ b/drivers/regulator/core.c @@ -6014,9 +6014,8 @@ core_initcall(regulator_init); static int regulator_late_cleanup(struct device *dev, void *data) { struct regulator_dev *rdev = dev_to_rdev(dev); - const struct regulator_ops *ops = rdev->desc->ops; struct regulation_constraints *c = rdev->constraints; - int enabled, ret; + int ret; if (c && c->always_on) return 0; @@ -6029,14 +6028,8 @@ static int regulator_late_cleanup(struct device *dev, void *data) if (rdev->use_count) goto unlock; - /* If we can't read the status assume it's always on. */ - if (ops->is_enabled) - enabled = ops->is_enabled(rdev); - else - enabled = 1; - - /* But if reading the status failed, assume that it's off. */ - if (enabled <= 0) + /* If reading the status failed, assume that it's off. */ + if (_regulator_is_enabled(rdev) <= 0) goto unlock; if (have_full_constraints()) { diff --git a/drivers/regulator/da9121-regulator.c b/drivers/regulator/da9121-regulator.c index 6f21223a488e..eb9df485bd8a 100644 --- a/drivers/regulator/da9121-regulator.c +++ b/drivers/regulator/da9121-regulator.c @@ -87,16 +87,16 @@ static struct da9121_range da9121_3A_1phase_current = { }; static struct da9121_range da914x_40A_4phase_current = { - .val_min = 14000000, - .val_max = 80000000, - .val_stp = 2000000, + .val_min = 26000000, + .val_max = 78000000, + .val_stp = 4000000, .reg_min = 1, .reg_max = 14, }; static struct da9121_range da914x_20A_2phase_current = { - .val_min = 7000000, - .val_max = 40000000, + .val_min = 13000000, + .val_max = 39000000, .val_stp = 2000000, .reg_min = 1, .reg_max = 14, @@ -561,7 +561,7 @@ static const struct regulator_desc da9217_reg = { }; #define DA914X_MIN_MV 500 -#define DA914X_MAX_MV 1000 +#define DA914X_MAX_MV 1300 #define DA914X_STEP_MV 10 #define DA914X_MIN_SEL (DA914X_MIN_MV / DA914X_STEP_MV) #define DA914X_N_VOLTAGES (((DA914X_MAX_MV - DA914X_MIN_MV) / DA914X_STEP_MV) \ @@ -585,10 +585,6 @@ static const struct regulator_desc da9141_reg = { .vsel_mask = DA9121_MASK_BUCK_BUCKx_5_CHx_A_VOUT, .enable_reg = DA9121_REG_BUCK_BUCK1_0, .enable_mask = DA9121_MASK_BUCK_BUCKx_0_CHx_EN, - /* Default value of BUCK_BUCK1_0.CH1_SRC_DVC_UP */ - .ramp_delay = 20000, - /* tBUCK_EN */ - .enable_time = 20, }; static const struct regulator_desc da9142_reg = { diff --git a/drivers/scsi/fnic/fnic_scsi.c b/drivers/scsi/fnic/fnic_scsi.c index 88c549f257db..40a52feb315d 100644 --- a/drivers/scsi/fnic/fnic_scsi.c +++ b/drivers/scsi/fnic/fnic_scsi.c @@ -986,8 +986,6 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, CMD_SP(sc) = NULL; CMD_FLAGS(sc) |= FNIC_IO_DONE; - spin_unlock_irqrestore(io_lock, flags); - if (hdr_status != FCPIO_SUCCESS) { atomic64_inc(&fnic_stats->io_stats.io_failures); shost_printk(KERN_ERR, fnic->lport->host, "hdr status = %s\n", @@ -996,8 +994,6 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, fnic_release_ioreq_buf(fnic, io_req, sc); - mempool_free(io_req, fnic->io_req_pool); - cmd_trace = ((u64)hdr_status << 56) | (u64)icmnd_cmpl->scsi_status << 48 | (u64)icmnd_cmpl->flags << 40 | (u64)sc->cmnd[0] << 32 | @@ -1021,6 +1017,12 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, } else fnic->lport->host_stats.fcp_control_requests++; + /* Call SCSI completion function to complete the IO */ + scsi_done(sc); + spin_unlock_irqrestore(io_lock, flags); + + mempool_free(io_req, fnic->io_req_pool); + atomic64_dec(&fnic_stats->io_stats.active_ios); if (atomic64_read(&fnic->io_cmpl_skip)) atomic64_dec(&fnic->io_cmpl_skip); @@ -1049,9 +1051,6 @@ static void fnic_fcpio_icmnd_cmpl_handler(struct fnic *fnic, if(io_duration_time > atomic64_read(&fnic_stats->io_stats.current_max_io_time)) atomic64_set(&fnic_stats->io_stats.current_max_io_time, io_duration_time); } - - /* Call SCSI completion function to complete the IO */ - scsi_done(sc); } /* fnic_fcpio_itmf_cmpl_handler diff --git a/drivers/scsi/lpfc/lpfc.h b/drivers/scsi/lpfc/lpfc.h index a1e0a106c132..98cabe09c040 100644 --- a/drivers/scsi/lpfc/lpfc.h +++ b/drivers/scsi/lpfc/lpfc.h @@ -592,6 +592,7 @@ struct lpfc_vport { #define FC_VPORT_LOGO_RCVD 0x200 /* LOGO received on vport */ #define FC_RSCN_DISCOVERY 0x400 /* Auth all devices after RSCN */ #define FC_LOGO_RCVD_DID_CHNG 0x800 /* FDISC on phys port detect DID chng*/ +#define FC_PT2PT_NO_NVME 0x1000 /* Don't send NVME PRLI */ #define FC_SCSI_SCAN_TMO 0x4000 /* scsi scan timer running */ #define FC_ABORT_DISCOVERY 0x8000 /* we want to abort discovery */ #define FC_NDISC_ACTIVE 0x10000 /* NPort discovery active */ diff --git a/drivers/scsi/lpfc/lpfc_attr.c b/drivers/scsi/lpfc/lpfc_attr.c index bac78fbce8d6..fa8415259cb8 100644 --- a/drivers/scsi/lpfc/lpfc_attr.c +++ b/drivers/scsi/lpfc/lpfc_attr.c @@ -1315,6 +1315,9 @@ lpfc_issue_lip(struct Scsi_Host *shost) pmboxq->u.mb.mbxCommand = MBX_DOWN_LINK; pmboxq->u.mb.mbxOwner = OWN_HOST; + if ((vport->fc_flag & FC_PT2PT) && (vport->fc_flag & FC_PT2PT_NO_NVME)) + vport->fc_flag &= ~FC_PT2PT_NO_NVME; + mbxstatus = lpfc_sli_issue_mbox_wait(phba, pmboxq, LPFC_MBOX_TMO * 2); if ((mbxstatus == MBX_SUCCESS) && diff --git a/drivers/scsi/lpfc/lpfc_els.c b/drivers/scsi/lpfc/lpfc_els.c index db5ccae1b63d..f936833c9909 100644 --- a/drivers/scsi/lpfc/lpfc_els.c +++ b/drivers/scsi/lpfc/lpfc_els.c @@ -1072,7 +1072,8 @@ stop_rr_fcf_flogi: /* FLOGI failed, so there is no fabric */ spin_lock_irq(shost->host_lock); - vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP); + vport->fc_flag &= ~(FC_FABRIC | FC_PUBLIC_LOOP | + FC_PT2PT_NO_NVME); spin_unlock_irq(shost->host_lock); /* If private loop, then allow max outstanding els to be @@ -4607,6 +4608,23 @@ lpfc_els_retry(struct lpfc_hba *phba, struct lpfc_iocbq *cmdiocb, /* Added for Vendor specifc support * Just keep retrying for these Rsn / Exp codes */ + if ((vport->fc_flag & FC_PT2PT) && + cmd == ELS_CMD_NVMEPRLI) { + switch (stat.un.b.lsRjtRsnCode) { + case LSRJT_UNABLE_TPC: + case LSRJT_INVALID_CMD: + case LSRJT_LOGICAL_ERR: + case LSRJT_CMD_UNSUPPORTED: + lpfc_printf_vlog(vport, KERN_WARNING, LOG_ELS, + "0168 NVME PRLI LS_RJT " + "reason %x port doesn't " + "support NVME, disabling NVME\n", + stat.un.b.lsRjtRsnCode); + retry = 0; + vport->fc_flag |= FC_PT2PT_NO_NVME; + goto out_retry; + } + } switch (stat.un.b.lsRjtRsnCode) { case LSRJT_UNABLE_TPC: /* The driver has a VALID PLOGI but the rport has diff --git a/drivers/scsi/lpfc/lpfc_nportdisc.c b/drivers/scsi/lpfc/lpfc_nportdisc.c index 7d717a4ac14d..fdf5e777bf11 100644 --- a/drivers/scsi/lpfc/lpfc_nportdisc.c +++ b/drivers/scsi/lpfc/lpfc_nportdisc.c @@ -1961,8 +1961,9 @@ lpfc_cmpl_reglogin_reglogin_issue(struct lpfc_vport *vport, * is configured try it. */ ndlp->nlp_fc4_type |= NLP_FC4_FCP; - if ((vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH) || - (vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) { + if ((!(vport->fc_flag & FC_PT2PT_NO_NVME)) && + (vport->cfg_enable_fc4_type == LPFC_ENABLE_BOTH || + vport->cfg_enable_fc4_type == LPFC_ENABLE_NVME)) { ndlp->nlp_fc4_type |= NLP_FC4_NVME; /* We need to update the localport also */ lpfc_nvme_update_localport(vport); diff --git a/drivers/scsi/mpt3sas/mpt3sas_base.c b/drivers/scsi/mpt3sas/mpt3sas_base.c index 511726f92d9a..76229b839560 100644 --- a/drivers/scsi/mpt3sas/mpt3sas_base.c +++ b/drivers/scsi/mpt3sas/mpt3sas_base.c @@ -2011,9 +2011,10 @@ mpt3sas_base_sync_reply_irqs(struct MPT3SAS_ADAPTER *ioc, u8 poll) enable_irq(reply_q->os_irq); } } + + if (poll) + _base_process_reply_queue(reply_q); } - if (poll) - _base_process_reply_queue(reply_q); } /** diff --git a/drivers/scsi/qedi/qedi_fw.c b/drivers/scsi/qedi/qedi_fw.c index 5916ed7662d5..4eb89aa4a39d 100644 --- a/drivers/scsi/qedi/qedi_fw.c +++ b/drivers/scsi/qedi/qedi_fw.c @@ -771,11 +771,10 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi, qedi_cmd->list_tmf_work = NULL; } } + spin_unlock_bh(&qedi_conn->tmf_work_lock); - if (!found) { - spin_unlock_bh(&qedi_conn->tmf_work_lock); + if (!found) goto check_cleanup_reqs; - } QEDI_INFO(&qedi->dbg_ctx, QEDI_LOG_SCSI_TM, "TMF work, cqe->tid=0x%x, tmf flags=0x%x, cid=0x%x\n", @@ -806,7 +805,6 @@ static void qedi_process_cmd_cleanup_resp(struct qedi_ctx *qedi, qedi_cmd->state = CLEANUP_RECV; unlock: spin_unlock_bh(&conn->session->back_lock); - spin_unlock_bh(&qedi_conn->tmf_work_lock); wake_up_interruptible(&qedi_conn->wait_queue); return; diff --git a/drivers/scsi/ufs/ufshcd.c b/drivers/scsi/ufs/ufshcd.c index 50b12d60dc1b..9349557b8a01 100644 --- a/drivers/scsi/ufs/ufshcd.c +++ b/drivers/scsi/ufs/ufshcd.c @@ -2681,7 +2681,7 @@ static int ufshcd_map_queues(struct Scsi_Host *shost) break; case HCTX_TYPE_READ: map->nr_queues = 0; - break; + continue; default: WARN_ON_ONCE(true); } diff --git a/drivers/scsi/xen-scsifront.c b/drivers/scsi/xen-scsifront.c index 12c10a5e3d93..7f421600cb66 100644 --- a/drivers/scsi/xen-scsifront.c +++ b/drivers/scsi/xen-scsifront.c @@ -233,12 +233,11 @@ static void scsifront_gnttab_done(struct vscsifrnt_info *info, return; for (i = 0; i < shadow->nr_grants; i++) { - if (unlikely(gnttab_query_foreign_access(shadow->gref[i]))) { + if (unlikely(!gnttab_try_end_foreign_access(shadow->gref[i]))) { shost_printk(KERN_ALERT, info->host, KBUILD_MODNAME "grant still in use by backend\n"); BUG(); } - gnttab_end_foreign_access(shadow->gref[i], 0, 0UL); } kfree(shadow->sg); diff --git a/drivers/soc/fsl/guts.c b/drivers/soc/fsl/guts.c index 072473a16f4d..5ed2fc1c53a0 100644 --- a/drivers/soc/fsl/guts.c +++ b/drivers/soc/fsl/guts.c @@ -28,7 +28,6 @@ struct fsl_soc_die_attr { static struct guts *guts; static struct soc_device_attribute soc_dev_attr; static struct soc_device *soc_dev; -static struct device_node *root; /* SoC die attribute definition for QorIQ platform */ @@ -138,7 +137,7 @@ static u32 fsl_guts_get_svr(void) static int fsl_guts_probe(struct platform_device *pdev) { - struct device_node *np = pdev->dev.of_node; + struct device_node *root, *np = pdev->dev.of_node; struct device *dev = &pdev->dev; const struct fsl_soc_die_attr *soc_die; const char *machine; @@ -159,8 +158,14 @@ static int fsl_guts_probe(struct platform_device *pdev) root = of_find_node_by_path("/"); if (of_property_read_string(root, "model", &machine)) of_property_read_string_index(root, "compatible", 0, &machine); - if (machine) - soc_dev_attr.machine = machine; + if (machine) { + soc_dev_attr.machine = devm_kstrdup(dev, machine, GFP_KERNEL); + if (!soc_dev_attr.machine) { + of_node_put(root); + return -ENOMEM; + } + } + of_node_put(root); svr = fsl_guts_get_svr(); soc_die = fsl_soc_die_match(svr, fsl_soc_die); @@ -195,7 +200,6 @@ static int fsl_guts_probe(struct platform_device *pdev) static int fsl_guts_remove(struct platform_device *dev) { soc_device_unregister(soc_dev); - of_node_put(root); return 0; } diff --git a/drivers/soc/fsl/qe/qe.c b/drivers/soc/fsl/qe/qe.c index 4d38c80f8be8..b3c226eb5292 100644 --- a/drivers/soc/fsl/qe/qe.c +++ b/drivers/soc/fsl/qe/qe.c @@ -147,7 +147,7 @@ EXPORT_SYMBOL(qe_issue_cmd); * memory mapped space. * The BRG clock is the QE clock divided by 2. * It was set up long ago during the initial boot phase and is - * is given to us. + * given to us. * Baud rate clocks are zero-based in the driver code (as that maps * to port numbers). Documentation uses 1-based numbering. */ @@ -421,7 +421,7 @@ static void qe_upload_microcode(const void *base, for (i = 0; i < be32_to_cpu(ucode->count); i++) iowrite32be(be32_to_cpu(code[i]), &qe_immr->iram.idata); - + /* Set I-RAM Ready Register */ iowrite32be(QE_IRAM_READY, &qe_immr->iram.iready); } diff --git a/drivers/soc/fsl/qe/qe_io.c b/drivers/soc/fsl/qe/qe_io.c index e277c827bdf3..a5e2d0e5ab51 100644 --- a/drivers/soc/fsl/qe/qe_io.c +++ b/drivers/soc/fsl/qe/qe_io.c @@ -35,6 +35,8 @@ int par_io_init(struct device_node *np) if (ret) return ret; par_io = ioremap(res.start, resource_size(&res)); + if (!par_io) + return -ENOMEM; if (!of_property_read_u32(np, "num-ports", &num_ports)) num_par_io_ports = num_ports; diff --git a/drivers/soc/imx/gpcv2.c b/drivers/soc/imx/gpcv2.c index 3e59d479d001..3cb123016b3e 100644 --- a/drivers/soc/imx/gpcv2.c +++ b/drivers/soc/imx/gpcv2.c @@ -382,7 +382,8 @@ static int imx_pgc_power_down(struct generic_pm_domain *genpd) return 0; out_clk_disable: - clk_bulk_disable_unprepare(domain->num_clks, domain->clks); + if (!domain->keep_clocks) + clk_bulk_disable_unprepare(domain->num_clks, domain->clks); return ret; } diff --git a/drivers/soc/mediatek/mt8192-mmsys.h b/drivers/soc/mediatek/mt8192-mmsys.h index 6f0a57044a7b..6aae0b12b6ff 100644 --- a/drivers/soc/mediatek/mt8192-mmsys.h +++ b/drivers/soc/mediatek/mt8192-mmsys.h @@ -53,7 +53,8 @@ static const struct mtk_mmsys_routes mmsys_mt8192_routing_table[] = { MT8192_AAL0_SEL_IN_CCORR0 }, { DDP_COMPONENT_DITHER, DDP_COMPONENT_DSI0, - MT8192_DISP_DSI0_SEL_IN, MT8192_DSI0_SEL_IN_DITHER0 + MT8192_DISP_DSI0_SEL_IN, MT8192_DSI0_SEL_IN_DITHER0, + MT8192_DSI0_SEL_IN_DITHER0 }, { DDP_COMPONENT_RDMA0, DDP_COMPONENT_COLOR0, MT8192_DISP_RDMA0_SOUT_SEL, MT8192_RDMA0_SOUT_COLOR0, diff --git a/drivers/soc/mediatek/mtk-scpsys.c b/drivers/soc/mediatek/mtk-scpsys.c index 670cc82d17dc..ca75b14931ec 100644 --- a/drivers/soc/mediatek/mtk-scpsys.c +++ b/drivers/soc/mediatek/mtk-scpsys.c @@ -411,17 +411,12 @@ out: return ret; } -static int init_clks(struct platform_device *pdev, struct clk **clk) +static void init_clks(struct platform_device *pdev, struct clk **clk) { int i; - for (i = CLK_NONE + 1; i < CLK_MAX; i++) { + for (i = CLK_NONE + 1; i < CLK_MAX; i++) clk[i] = devm_clk_get(&pdev->dev, clk_names[i]); - if (IS_ERR(clk[i])) - return PTR_ERR(clk[i]); - } - - return 0; } static struct scp *init_scp(struct platform_device *pdev, @@ -431,7 +426,7 @@ static struct scp *init_scp(struct platform_device *pdev, { struct genpd_onecell_data *pd_data; struct resource *res; - int i, j, ret; + int i, j; struct scp *scp; struct clk *clk[CLK_MAX]; @@ -486,9 +481,7 @@ static struct scp *init_scp(struct platform_device *pdev, pd_data->num_domains = num; - ret = init_clks(pdev, clk); - if (ret) - return ERR_PTR(ret); + init_clks(pdev, clk); for (i = 0; i < num; i++) { struct scp_domain *scpd = &scp->domains[i]; diff --git a/drivers/soc/samsung/exynos-chipid.c b/drivers/soc/samsung/exynos-chipid.c index 2746d05936d3..0fb3631e7346 100644 --- a/drivers/soc/samsung/exynos-chipid.c +++ b/drivers/soc/samsung/exynos-chipid.c @@ -204,7 +204,7 @@ module_platform_driver(exynos_chipid_driver); MODULE_DESCRIPTION("Samsung Exynos ChipID controller and ASV driver"); MODULE_AUTHOR("Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>"); -MODULE_AUTHOR("Krzysztof Kozlowski <krzysztof.kozlowski@canonical.com>"); +MODULE_AUTHOR("Krzysztof Kozlowski <krzk@kernel.org>"); MODULE_AUTHOR("Pankaj Dubey <pankaj.dubey@samsung.com>"); MODULE_AUTHOR("Sylwester Nawrocki <s.nawrocki@samsung.com>"); MODULE_LICENSE("GPL"); diff --git a/drivers/spi/spi-rockchip.c b/drivers/spi/spi-rockchip.c index 553b6b9d0222..c6a1bb09be05 100644 --- a/drivers/spi/spi-rockchip.c +++ b/drivers/spi/spi-rockchip.c @@ -585,6 +585,12 @@ static int rockchip_spi_slave_abort(struct spi_controller *ctlr) { struct rockchip_spi *rs = spi_controller_get_devdata(ctlr); + if (atomic_read(&rs->state) & RXDMA) + dmaengine_terminate_sync(ctlr->dma_rx); + if (atomic_read(&rs->state) & TXDMA) + dmaengine_terminate_sync(ctlr->dma_tx); + atomic_set(&rs->state, 0); + spi_enable_chip(rs, false); rs->slave_abort = true; spi_finalize_current_transfer(ctlr); @@ -654,7 +660,7 @@ static int rockchip_spi_probe(struct platform_device *pdev) struct spi_controller *ctlr; struct resource *mem; struct device_node *np = pdev->dev.of_node; - u32 rsd_nsecs; + u32 rsd_nsecs, num_cs; bool slave_mode; slave_mode = of_property_read_bool(np, "spi-slave"); @@ -764,8 +770,9 @@ static int rockchip_spi_probe(struct platform_device *pdev) * rk spi0 has two native cs, spi1..5 one cs only * if num-cs is missing in the dts, default to 1 */ - if (of_property_read_u16(np, "num-cs", &ctlr->num_chipselect)) - ctlr->num_chipselect = 1; + if (of_property_read_u32(np, "num-cs", &num_cs)) + num_cs = 1; + ctlr->num_chipselect = num_cs; ctlr->use_gpio_descriptors = true; } ctlr->dev.of_node = pdev->dev.of_node; diff --git a/drivers/spi/spi-zynq-qspi.c b/drivers/spi/spi-zynq-qspi.c index cfa222c9bd5e..78f31b61a2aa 100644 --- a/drivers/spi/spi-zynq-qspi.c +++ b/drivers/spi/spi-zynq-qspi.c @@ -570,6 +570,9 @@ static int zynq_qspi_exec_mem_op(struct spi_mem *mem, if (op->dummy.nbytes) { tmpbuf = kzalloc(op->dummy.nbytes, GFP_KERNEL); + if (!tmpbuf) + return -ENOMEM; + memset(tmpbuf, 0xff, op->dummy.nbytes); reinit_completion(&xqspi->data_completion); xqspi->txbuf = tmpbuf; diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c index 4599b121d744..d96082dc3340 100644 --- a/drivers/spi/spi.c +++ b/drivers/spi/spi.c @@ -1019,10 +1019,10 @@ int spi_map_buf(struct spi_controller *ctlr, struct device *dev, int i, ret; if (vmalloced_buf || kmap_buf) { - desc_len = min_t(int, max_seg_size, PAGE_SIZE); + desc_len = min_t(unsigned int, max_seg_size, PAGE_SIZE); sgs = DIV_ROUND_UP(len + offset_in_page(buf), desc_len); } else if (virt_addr_valid(buf)) { - desc_len = min_t(int, max_seg_size, ctlr->max_dma_len); + desc_len = min_t(unsigned int, max_seg_size, ctlr->max_dma_len); sgs = DIV_ROUND_UP(len, desc_len); } else { return -EINVAL; diff --git a/drivers/staging/fbtft/fb_st7789v.c b/drivers/staging/fbtft/fb_st7789v.c index abe9395a0aef..861a154144e6 100644 --- a/drivers/staging/fbtft/fb_st7789v.c +++ b/drivers/staging/fbtft/fb_st7789v.c @@ -144,6 +144,8 @@ static int init_display(struct fbtft_par *par) { int rc; + par->fbtftops.reset(par); + rc = init_tearing_effect_line(par); if (rc) return rc; diff --git a/drivers/staging/gdm724x/gdm_lte.c b/drivers/staging/gdm724x/gdm_lte.c index 493ed4821515..0d8d8fed283d 100644 --- a/drivers/staging/gdm724x/gdm_lte.c +++ b/drivers/staging/gdm724x/gdm_lte.c @@ -76,14 +76,15 @@ static void tx_complete(void *arg) static int gdm_lte_rx(struct sk_buff *skb, struct nic *nic, int nic_type) { - int ret; + int ret, len; + len = skb->len + ETH_HLEN; ret = netif_rx_ni(skb); if (ret == NET_RX_DROP) { nic->stats.rx_dropped++; } else { nic->stats.rx_packets++; - nic->stats.rx_bytes += skb->len + ETH_HLEN; + nic->stats.rx_bytes += len; } return 0; diff --git a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c index 0f82f5031c43..49a3f45cb771 100644 --- a/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c +++ b/drivers/staging/rtl8723bs/core/rtw_mlme_ext.c @@ -5907,6 +5907,7 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) struct sta_info *psta_bmc; struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; struct sta_priv *pstapriv = &padapter->stapriv; /* for BC/MC Frames */ @@ -5917,7 +5918,8 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) if ((pstapriv->tim_bitmap&BIT(0)) && (psta_bmc->sleepq_len > 0)) { msleep(10);/* 10ms, ATIM(HIQ) Windows */ - spin_lock_bh(&psta_bmc->sleep_q.lock); + /* spin_lock_bh(&psta_bmc->sleep_q.lock); */ + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta_bmc->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -5940,7 +5942,8 @@ u8 chk_bmc_sleepq_hdl(struct adapter *padapter, unsigned char *pbuf) rtw_hal_xmitframe_enqueue(padapter, pxmitframe); } - spin_unlock_bh(&psta_bmc->sleep_q.lock); + /* spin_unlock_bh(&psta_bmc->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); /* check hi queue and bmc_sleepq */ rtw_chk_hi_queue_cmd(padapter); diff --git a/drivers/staging/rtl8723bs/core/rtw_recv.c b/drivers/staging/rtl8723bs/core/rtw_recv.c index 41bfca549c64..105fe0e3482a 100644 --- a/drivers/staging/rtl8723bs/core/rtw_recv.c +++ b/drivers/staging/rtl8723bs/core/rtw_recv.c @@ -957,8 +957,10 @@ static signed int validate_recv_ctrl_frame(struct adapter *padapter, union recv_ if ((psta->state&WIFI_SLEEP_STATE) && (pstapriv->sta_dz_bitmap&BIT(psta->aid))) { struct list_head *xmitframe_plist, *xmitframe_phead; struct xmit_frame *pxmitframe = NULL; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - spin_lock_bh(&psta->sleep_q.lock); + /* spin_lock_bh(&psta->sleep_q.lock); */ + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); xmitframe_plist = get_next(xmitframe_phead); @@ -989,10 +991,12 @@ static signed int validate_recv_ctrl_frame(struct adapter *padapter, union recv_ update_beacon(padapter, WLAN_EID_TIM, NULL, true); } - spin_unlock_bh(&psta->sleep_q.lock); + /* spin_unlock_bh(&psta->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); } else { - spin_unlock_bh(&psta->sleep_q.lock); + /* spin_unlock_bh(&psta->sleep_q.lock); */ + spin_unlock_bh(&pxmitpriv->lock); if (pstapriv->tim_bitmap&BIT(psta->aid)) { if (psta->sleepq_len == 0) { diff --git a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c index 0c9ea1520fd0..beb11d89db18 100644 --- a/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c +++ b/drivers/staging/rtl8723bs/core/rtw_sta_mgt.c @@ -293,48 +293,46 @@ u32 rtw_free_stainfo(struct adapter *padapter, struct sta_info *psta) /* list_del_init(&psta->wakeup_list); */ - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); + rtw_free_xmitframe_queue(pxmitpriv, &psta->sleep_q); psta->sleepq_len = 0; - spin_unlock_bh(&psta->sleep_q.lock); - - spin_lock_bh(&pxmitpriv->lock); /* vo */ - spin_lock_bh(&pstaxmitpriv->vo_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->vo_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vo_q.sta_pending); list_del_init(&(pstaxmitpriv->vo_q.tx_pending)); phwxmit = pxmitpriv->hwxmits; phwxmit->accnt -= pstaxmitpriv->vo_q.qcnt; pstaxmitpriv->vo_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->vo_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->vo_pending.lock)); */ /* vi */ - spin_lock_bh(&pstaxmitpriv->vi_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->vi_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->vi_q.sta_pending); list_del_init(&(pstaxmitpriv->vi_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+1; phwxmit->accnt -= pstaxmitpriv->vi_q.qcnt; pstaxmitpriv->vi_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->vi_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->vi_pending.lock)); */ /* be */ - spin_lock_bh(&pstaxmitpriv->be_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->be_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->be_q.sta_pending); list_del_init(&(pstaxmitpriv->be_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+2; phwxmit->accnt -= pstaxmitpriv->be_q.qcnt; pstaxmitpriv->be_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->be_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->be_pending.lock)); */ /* bk */ - spin_lock_bh(&pstaxmitpriv->bk_q.sta_pending.lock); + /* spin_lock_bh(&(pxmitpriv->bk_pending.lock)); */ rtw_free_xmitframe_queue(pxmitpriv, &pstaxmitpriv->bk_q.sta_pending); list_del_init(&(pstaxmitpriv->bk_q.tx_pending)); phwxmit = pxmitpriv->hwxmits+3; phwxmit->accnt -= pstaxmitpriv->bk_q.qcnt; pstaxmitpriv->bk_q.qcnt = 0; - spin_unlock_bh(&pstaxmitpriv->bk_q.sta_pending.lock); + /* spin_unlock_bh(&(pxmitpriv->bk_pending.lock)); */ spin_unlock_bh(&pxmitpriv->lock); diff --git a/drivers/staging/rtl8723bs/core/rtw_xmit.c b/drivers/staging/rtl8723bs/core/rtw_xmit.c index 13b8bd5ffabc..f466bfd248fb 100644 --- a/drivers/staging/rtl8723bs/core/rtw_xmit.c +++ b/drivers/staging/rtl8723bs/core/rtw_xmit.c @@ -1734,12 +1734,15 @@ void rtw_free_xmitframe_queue(struct xmit_priv *pxmitpriv, struct __queue *pfram struct list_head *plist, *phead, *tmp; struct xmit_frame *pxmitframe; + spin_lock_bh(&pframequeue->lock); + phead = get_list_head(pframequeue); list_for_each_safe(plist, tmp, phead) { pxmitframe = list_entry(plist, struct xmit_frame, list); rtw_free_xmitframe(pxmitpriv, pxmitframe); } + spin_unlock_bh(&pframequeue->lock); } s32 rtw_xmitframe_enqueue(struct adapter *padapter, struct xmit_frame *pxmitframe) @@ -1794,7 +1797,6 @@ s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) struct sta_info *psta; struct tx_servq *ptxservq; struct pkt_attrib *pattrib = &pxmitframe->attrib; - struct xmit_priv *xmit_priv = &padapter->xmitpriv; struct hw_xmit *phwxmits = padapter->xmitpriv.hwxmits; signed int res = _SUCCESS; @@ -1812,14 +1814,12 @@ s32 rtw_xmit_classifier(struct adapter *padapter, struct xmit_frame *pxmitframe) ptxservq = rtw_get_sta_pending(padapter, psta, pattrib->priority, (u8 *)(&ac_index)); - spin_lock_bh(&xmit_priv->lock); if (list_empty(&ptxservq->tx_pending)) list_add_tail(&ptxservq->tx_pending, get_list_head(phwxmits[ac_index].sta_queue)); list_add_tail(&pxmitframe->list, get_list_head(&ptxservq->sta_pending)); ptxservq->qcnt++; phwxmits[ac_index].accnt++; - spin_unlock_bh(&xmit_priv->lock); exit: @@ -2202,10 +2202,11 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; psta_bmc = rtw_get_bcmc_stainfo(padapter); - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -2306,7 +2307,7 @@ void wakeup_sta_to_xmit(struct adapter *padapter, struct sta_info *psta) _exit: - spin_unlock_bh(&psta->sleep_q.lock); + spin_unlock_bh(&pxmitpriv->lock); if (update_mask) update_beacon(padapter, WLAN_EID_TIM, NULL, true); @@ -2318,8 +2319,9 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst struct list_head *xmitframe_plist, *xmitframe_phead, *tmp; struct xmit_frame *pxmitframe = NULL; struct sta_priv *pstapriv = &padapter->stapriv; + struct xmit_priv *pxmitpriv = &padapter->xmitpriv; - spin_lock_bh(&psta->sleep_q.lock); + spin_lock_bh(&pxmitpriv->lock); xmitframe_phead = get_list_head(&psta->sleep_q); list_for_each_safe(xmitframe_plist, tmp, xmitframe_phead) { @@ -2372,7 +2374,7 @@ void xmit_delivery_enabled_frames(struct adapter *padapter, struct sta_info *pst } } - spin_unlock_bh(&psta->sleep_q.lock); + spin_unlock_bh(&pxmitpriv->lock); } void enqueue_pending_xmitbuf(struct xmit_priv *pxmitpriv, struct xmit_buf *pxmitbuf) diff --git a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c index b5d5e922231c..15810438a472 100644 --- a/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c +++ b/drivers/staging/rtl8723bs/hal/rtl8723bs_xmit.c @@ -502,7 +502,9 @@ s32 rtl8723bs_hal_xmit( rtw_issue_addbareq_cmd(padapter, pxmitframe); } + spin_lock_bh(&pxmitpriv->lock); err = rtw_xmitframe_enqueue(padapter, pxmitframe); + spin_unlock_bh(&pxmitpriv->lock); if (err != _SUCCESS) { rtw_free_xmitframe(pxmitpriv, pxmitframe); diff --git a/drivers/staging/rtl8723bs/include/rtw_mlme.h b/drivers/staging/rtl8723bs/include/rtw_mlme.h index c94fa7d8d5a9..1b343b434f4d 100644 --- a/drivers/staging/rtl8723bs/include/rtw_mlme.h +++ b/drivers/staging/rtl8723bs/include/rtw_mlme.h @@ -102,13 +102,17 @@ there are several "locks" in mlme_priv, since mlme_priv is a shared resource between many threads, like ISR/Call-Back functions, the OID handlers, and even timer functions. - Each struct __queue has its own locks, already. -Other items are protected by mlme_priv.lock. +Other items in mlme_priv are protected by mlme_priv.lock, while items in +xmit_priv are protected by xmit_priv.lock. To avoid possible dead lock, any thread trying to modifiying mlme_priv SHALL not lock up more than one locks at a time! +The only exception is that queue functions which take the __queue.lock +may be called with the xmit_priv.lock held. In this case the order +MUST always be first lock xmit_priv.lock and then call any queue functions +which take __queue.lock. */ diff --git a/drivers/tee/optee/ffa_abi.c b/drivers/tee/optee/ffa_abi.c index f2bf6c61197f..f744ab15bf2c 100644 --- a/drivers/tee/optee/ffa_abi.c +++ b/drivers/tee/optee/ffa_abi.c @@ -869,8 +869,10 @@ static int optee_ffa_probe(struct ffa_device *ffa_dev) optee_supp_init(&optee->supp); ffa_dev_set_drvdata(ffa_dev, optee); ctx = teedev_open(optee->teedev); - if (IS_ERR(ctx)) + if (IS_ERR(ctx)) { + rc = PTR_ERR(ctx); goto err_rhashtable_free; + } optee->ctx = ctx; rc = optee_notif_init(optee, OPTEE_DEFAULT_MAX_NOTIF_VALUE); if (rc) diff --git a/drivers/tee/optee/smc_abi.c b/drivers/tee/optee/smc_abi.c index 1a55339c7072..c517d310249f 100644 --- a/drivers/tee/optee/smc_abi.c +++ b/drivers/tee/optee/smc_abi.c @@ -1417,8 +1417,10 @@ static int optee_probe(struct platform_device *pdev) platform_set_drvdata(pdev, optee); ctx = teedev_open(optee->teedev); - if (IS_ERR(ctx)) + if (IS_ERR(ctx)) { + rc = PTR_ERR(ctx); goto err_supp_uninit; + } optee->ctx = ctx; rc = optee_notif_init(optee, max_notif_value); if (rc) diff --git a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c index 72acb1f61849..4f478812cb51 100644 --- a/drivers/thermal/intel/int340x_thermal/int3400_thermal.c +++ b/drivers/thermal/intel/int340x_thermal/int3400_thermal.c @@ -404,6 +404,10 @@ static void int3400_notify(acpi_handle handle, thermal_prop[3] = kasprintf(GFP_KERNEL, "EVENT=%d", therm_event); thermal_prop[4] = NULL; kobject_uevent_env(&priv->thermal->device.kobj, KOBJ_CHANGE, thermal_prop); + kfree(thermal_prop[0]); + kfree(thermal_prop[1]); + kfree(thermal_prop[2]); + kfree(thermal_prop[3]); } static int int3400_thermal_get_temp(struct thermal_zone_device *thermal, diff --git a/drivers/thermal/thermal_netlink.c b/drivers/thermal/thermal_netlink.c index a16dd4d5d710..73e68cce292e 100644 --- a/drivers/thermal/thermal_netlink.c +++ b/drivers/thermal/thermal_netlink.c @@ -419,11 +419,12 @@ static int thermal_genl_cmd_tz_get_trip(struct param *p) for (i = 0; i < tz->trips; i++) { enum thermal_trip_type type; - int temp, hyst; + int temp, hyst = 0; tz->ops->get_trip_type(tz, i, &type); tz->ops->get_trip_temp(tz, i, &temp); - tz->ops->get_trip_hyst(tz, i, &hyst); + if (tz->ops->get_trip_hyst) + tz->ops->get_trip_hyst(tz, i, &hyst); if (nla_put_u32(msg, THERMAL_GENL_ATTR_TZ_TRIP_ID, i) || nla_put_u32(msg, THERMAL_GENL_ATTR_TZ_TRIP_TYPE, type) || diff --git a/drivers/tty/n_gsm.c b/drivers/tty/n_gsm.c index 0b1808e3a912..fa92f727fdf8 100644 --- a/drivers/tty/n_gsm.c +++ b/drivers/tty/n_gsm.c @@ -439,7 +439,7 @@ static u8 gsm_encode_modem(const struct gsm_dlci *dlci) modembits |= MDM_RTR; if (dlci->modem_tx & TIOCM_RI) modembits |= MDM_IC; - if (dlci->modem_tx & TIOCM_CD) + if (dlci->modem_tx & TIOCM_CD || dlci->gsm->initiator) modembits |= MDM_DV; return modembits; } @@ -448,7 +448,7 @@ static u8 gsm_encode_modem(const struct gsm_dlci *dlci) * gsm_print_packet - display a frame for debug * @hdr: header to print before decode * @addr: address EA from the frame - * @cr: C/R bit from the frame + * @cr: C/R bit seen as initiator * @control: control including PF bit * @data: following data bytes * @dlen: length of data @@ -548,7 +548,7 @@ static int gsm_stuff_frame(const u8 *input, u8 *output, int len) * gsm_send - send a control frame * @gsm: our GSM mux * @addr: address for control frame - * @cr: command/response bit + * @cr: command/response bit seen as initiator * @control: control byte including PF bit * * Format up and transmit a control frame. These do not go via the @@ -563,11 +563,15 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) int len; u8 cbuf[10]; u8 ibuf[3]; + int ocr; + + /* toggle C/R coding if not initiator */ + ocr = cr ^ (gsm->initiator ? 0 : 1); switch (gsm->encoding) { case 0: cbuf[0] = GSM0_SOF; - cbuf[1] = (addr << 2) | (cr << 1) | EA; + cbuf[1] = (addr << 2) | (ocr << 1) | EA; cbuf[2] = control; cbuf[3] = EA; /* Length of data = 0 */ cbuf[4] = 0xFF - gsm_fcs_add_block(INIT_FCS, cbuf + 1, 3); @@ -577,7 +581,7 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) case 1: case 2: /* Control frame + packing (but not frame stuffing) in mode 1 */ - ibuf[0] = (addr << 2) | (cr << 1) | EA; + ibuf[0] = (addr << 2) | (ocr << 1) | EA; ibuf[1] = control; ibuf[2] = 0xFF - gsm_fcs_add_block(INIT_FCS, ibuf, 2); /* Stuffing may double the size worst case */ @@ -611,7 +615,7 @@ static void gsm_send(struct gsm_mux *gsm, int addr, int cr, int control) static inline void gsm_response(struct gsm_mux *gsm, int addr, int control) { - gsm_send(gsm, addr, 1, control); + gsm_send(gsm, addr, 0, control); } /** @@ -1017,25 +1021,25 @@ static void gsm_control_reply(struct gsm_mux *gsm, int cmd, const u8 *data, * @tty: virtual tty bound to the DLCI * @dlci: DLCI to affect * @modem: modem bits (full EA) - * @clen: command length + * @slen: number of signal octets * * Used when a modem control message or line state inline in adaption * layer 2 is processed. Sort out the local modem state and throttles */ static void gsm_process_modem(struct tty_struct *tty, struct gsm_dlci *dlci, - u32 modem, int clen) + u32 modem, int slen) { int mlines = 0; u8 brk = 0; int fc; - /* The modem status command can either contain one octet (v.24 signals) - or two octets (v.24 signals + break signals). The length field will - either be 2 or 3 respectively. This is specified in section - 5.4.6.3.7 of the 27.010 mux spec. */ + /* The modem status command can either contain one octet (V.24 signals) + * or two octets (V.24 signals + break signals). This is specified in + * section 5.4.6.3.7 of the 07.10 mux spec. + */ - if (clen == 2) + if (slen == 1) modem = modem & 0x7f; else { brk = modem & 0x7f; @@ -1092,6 +1096,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) unsigned int brk = 0; struct gsm_dlci *dlci; int len = clen; + int slen; const u8 *dp = data; struct tty_struct *tty; @@ -1111,6 +1116,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) return; dlci = gsm->dlci[addr]; + slen = len; while (gsm_read_ea(&modem, *dp++) == 0) { len--; if (len == 0) @@ -1127,7 +1133,7 @@ static void gsm_control_modem(struct gsm_mux *gsm, const u8 *data, int clen) modem |= (brk & 0x7f); } tty = tty_port_tty_get(&dlci->port); - gsm_process_modem(tty, dlci, modem, clen); + gsm_process_modem(tty, dlci, modem, slen); if (tty) { tty_wakeup(tty); tty_kref_put(tty); @@ -1451,6 +1457,9 @@ static void gsm_dlci_close(struct gsm_dlci *dlci) if (dlci->addr != 0) { tty_port_tty_hangup(&dlci->port, false); kfifo_reset(&dlci->fifo); + /* Ensure that gsmtty_open() can return. */ + tty_port_set_initialized(&dlci->port, 0); + wake_up_interruptible(&dlci->port.open_wait); } else dlci->gsm->dead = true; /* Unregister gsmtty driver,report gsmtty dev remove uevent for user */ @@ -1514,7 +1523,7 @@ static void gsm_dlci_t1(struct timer_list *t) dlci->mode = DLCI_MODE_ADM; gsm_dlci_open(dlci); } else { - gsm_dlci_close(dlci); + gsm_dlci_begin_close(dlci); /* prevent half open link */ } break; @@ -1593,6 +1602,7 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen) struct tty_struct *tty; unsigned int modem = 0; int len = clen; + int slen = 0; if (debug & 16) pr_debug("%d bytes for tty\n", len); @@ -1605,12 +1615,14 @@ static void gsm_dlci_data(struct gsm_dlci *dlci, const u8 *data, int clen) case 2: /* Asynchronous serial with line state in each frame */ while (gsm_read_ea(&modem, *data++) == 0) { len--; + slen++; if (len == 0) return; } + slen++; tty = tty_port_tty_get(port); if (tty) { - gsm_process_modem(tty, dlci, modem, clen); + gsm_process_modem(tty, dlci, modem, slen); tty_kref_put(tty); } fallthrough; @@ -1748,7 +1760,12 @@ static void gsm_dlci_release(struct gsm_dlci *dlci) gsm_destroy_network(dlci); mutex_unlock(&dlci->mutex); - tty_hangup(tty); + /* We cannot use tty_hangup() because in tty_kref_put() the tty + * driver assumes that the hangup queue is free and reuses it to + * queue release_one_tty() -> NULL pointer panic in + * process_one_work(). + */ + tty_vhangup(tty); tty_port_tty_set(&dlci->port, NULL); tty_kref_put(tty); @@ -1800,10 +1817,10 @@ static void gsm_queue(struct gsm_mux *gsm) goto invalid; cr = gsm->address & 1; /* C/R bit */ + cr ^= gsm->initiator ? 0 : 1; /* Flip so 1 always means command */ gsm_print_packet("<--", address, cr, gsm->control, gsm->buf, gsm->len); - cr ^= 1 - gsm->initiator; /* Flip so 1 always means command */ dlci = gsm->dlci[address]; switch (gsm->control) { @@ -3234,9 +3251,9 @@ static void gsmtty_throttle(struct tty_struct *tty) if (dlci->state == DLCI_CLOSED) return; if (C_CRTSCTS(tty)) - dlci->modem_tx &= ~TIOCM_DTR; + dlci->modem_tx &= ~TIOCM_RTS; dlci->throttled = true; - /* Send an MSC with DTR cleared */ + /* Send an MSC with RTS cleared */ gsmtty_modem_update(dlci, 0); } @@ -3246,9 +3263,9 @@ static void gsmtty_unthrottle(struct tty_struct *tty) if (dlci->state == DLCI_CLOSED) return; if (C_CRTSCTS(tty)) - dlci->modem_tx |= TIOCM_DTR; + dlci->modem_tx |= TIOCM_RTS; dlci->throttled = false; - /* Send an MSC with DTR set */ + /* Send an MSC with RTS set */ gsmtty_modem_update(dlci, 0); } diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 5e988e514653..efc72104c840 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1926,7 +1926,7 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty, return false; canon_head = smp_load_acquire(&ldata->canon_head); - n = min(*nr + 1, canon_head - ldata->read_tail); + n = min(*nr, canon_head - ldata->read_tail); tail = ldata->read_tail & (N_TTY_BUF_SIZE - 1); size = min_t(size_t, tail + n, N_TTY_BUF_SIZE); @@ -1948,10 +1948,8 @@ static bool canon_copy_from_read_buf(struct tty_struct *tty, n += N_TTY_BUF_SIZE; c = n + found; - if (!found || read_buf(ldata, eol) != __DISABLED_CHAR) { - c = min(*nr, c); + if (!found || read_buf(ldata, eol) != __DISABLED_CHAR) n = c; - } n_tty_trace("%s: eol:%zu found:%d n:%zu c:%zu tail:%zu more:%zu\n", __func__, eol, found, n, c, tail, more); diff --git a/drivers/tty/serial/8250/8250_gsc.c b/drivers/tty/serial/8250/8250_gsc.c index 673cda3d011d..948d0a1c6ae8 100644 --- a/drivers/tty/serial/8250/8250_gsc.c +++ b/drivers/tty/serial/8250/8250_gsc.c @@ -26,7 +26,7 @@ static int __init serial_init_chip(struct parisc_device *dev) unsigned long address; int err; -#ifdef CONFIG_64BIT +#if defined(CONFIG_64BIT) && defined(CONFIG_IOSAPIC) if (!dev->irq && (dev->id.sversion == 0xad)) dev->irq = iosapic_serial_irq(dev); #endif diff --git a/drivers/tty/serial/sc16is7xx.c b/drivers/tty/serial/sc16is7xx.c index 64e7e6c8145f..38d1c0748533 100644 --- a/drivers/tty/serial/sc16is7xx.c +++ b/drivers/tty/serial/sc16is7xx.c @@ -734,12 +734,15 @@ static irqreturn_t sc16is7xx_irq(int irq, void *dev_id) static void sc16is7xx_tx_proc(struct kthread_work *ws) { struct uart_port *port = &(to_sc16is7xx_one(ws, tx_work)->port); + struct sc16is7xx_port *s = dev_get_drvdata(port->dev); if ((port->rs485.flags & SER_RS485_ENABLED) && (port->rs485.delay_rts_before_send > 0)) msleep(port->rs485.delay_rts_before_send); + mutex_lock(&s->efr_lock); sc16is7xx_handle_tx(port); + mutex_unlock(&s->efr_lock); } static void sc16is7xx_reconf_rs485(struct uart_port *port) diff --git a/drivers/usb/class/usbtmc.c b/drivers/usb/class/usbtmc.c index 73f419adce61..4bb6d304eb4b 100644 --- a/drivers/usb/class/usbtmc.c +++ b/drivers/usb/class/usbtmc.c @@ -1919,6 +1919,7 @@ static int usbtmc_ioctl_request(struct usbtmc_device_data *data, struct usbtmc_ctrlrequest request; u8 *buffer = NULL; int rv; + unsigned int is_in, pipe; unsigned long res; res = copy_from_user(&request, arg, sizeof(struct usbtmc_ctrlrequest)); @@ -1928,12 +1929,14 @@ static int usbtmc_ioctl_request(struct usbtmc_device_data *data, if (request.req.wLength > USBTMC_BUFSIZE) return -EMSGSIZE; + is_in = request.req.bRequestType & USB_DIR_IN; + if (request.req.wLength) { buffer = kmalloc(request.req.wLength, GFP_KERNEL); if (!buffer) return -ENOMEM; - if ((request.req.bRequestType & USB_DIR_IN) == 0) { + if (!is_in) { /* Send control data to device */ res = copy_from_user(buffer, request.data, request.req.wLength); @@ -1944,8 +1947,12 @@ static int usbtmc_ioctl_request(struct usbtmc_device_data *data, } } + if (is_in) + pipe = usb_rcvctrlpipe(data->usb_dev, 0); + else + pipe = usb_sndctrlpipe(data->usb_dev, 0); rv = usb_control_msg(data->usb_dev, - usb_rcvctrlpipe(data->usb_dev, 0), + pipe, request.req.bRequest, request.req.bRequestType, request.req.wValue, @@ -1957,7 +1964,7 @@ static int usbtmc_ioctl_request(struct usbtmc_device_data *data, goto exit; } - if (rv && (request.req.bRequestType & USB_DIR_IN)) { + if (rv && is_in) { /* Read control data from device */ res = copy_to_user(request.data, buffer, rv); if (res) diff --git a/drivers/usb/dwc2/core.h b/drivers/usb/dwc2/core.h index 8a63da3ab39d..88c337bf564f 100644 --- a/drivers/usb/dwc2/core.h +++ b/drivers/usb/dwc2/core.h @@ -1418,6 +1418,7 @@ void dwc2_hsotg_core_connect(struct dwc2_hsotg *hsotg); void dwc2_hsotg_disconnect(struct dwc2_hsotg *dwc2); int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode); #define dwc2_is_device_connected(hsotg) (hsotg->connected) +#define dwc2_is_device_enabled(hsotg) (hsotg->enabled) int dwc2_backup_device_registers(struct dwc2_hsotg *hsotg); int dwc2_restore_device_registers(struct dwc2_hsotg *hsotg, int remote_wakeup); int dwc2_gadget_enter_hibernation(struct dwc2_hsotg *hsotg); @@ -1454,6 +1455,7 @@ static inline int dwc2_hsotg_set_test_mode(struct dwc2_hsotg *hsotg, int testmode) { return 0; } #define dwc2_is_device_connected(hsotg) (0) +#define dwc2_is_device_enabled(hsotg) (0) static inline int dwc2_backup_device_registers(struct dwc2_hsotg *hsotg) { return 0; } static inline int dwc2_restore_device_registers(struct dwc2_hsotg *hsotg, diff --git a/drivers/usb/dwc2/drd.c b/drivers/usb/dwc2/drd.c index 1b39c4776369..d8d6493bc457 100644 --- a/drivers/usb/dwc2/drd.c +++ b/drivers/usb/dwc2/drd.c @@ -130,8 +130,10 @@ static int dwc2_drd_role_sw_set(struct usb_role_switch *sw, enum usb_role role) already = dwc2_ovr_avalid(hsotg, true); } else if (role == USB_ROLE_DEVICE) { already = dwc2_ovr_bvalid(hsotg, true); - /* This clear DCTL.SFTDISCON bit */ - dwc2_hsotg_core_connect(hsotg); + if (dwc2_is_device_enabled(hsotg)) { + /* This clear DCTL.SFTDISCON bit */ + dwc2_hsotg_core_connect(hsotg); + } } else { if (dwc2_is_device_mode(hsotg)) { if (!dwc2_ovr_bvalid(hsotg, false)) diff --git a/drivers/usb/dwc3/dwc3-pci.c b/drivers/usb/dwc3/dwc3-pci.c index 7ff8fc8f79a9..06d0e88ec8af 100644 --- a/drivers/usb/dwc3/dwc3-pci.c +++ b/drivers/usb/dwc3/dwc3-pci.c @@ -43,6 +43,7 @@ #define PCI_DEVICE_ID_INTEL_ADLP 0x51ee #define PCI_DEVICE_ID_INTEL_ADLM 0x54ee #define PCI_DEVICE_ID_INTEL_ADLS 0x7ae1 +#define PCI_DEVICE_ID_INTEL_RPLS 0x7a61 #define PCI_DEVICE_ID_INTEL_TGL 0x9a15 #define PCI_DEVICE_ID_AMD_MR 0x163a @@ -85,8 +86,8 @@ static const struct acpi_gpio_mapping acpi_dwc3_byt_gpios[] = { static struct gpiod_lookup_table platform_bytcr_gpios = { .dev_id = "0000:00:16.0", .table = { - GPIO_LOOKUP("INT33FC:00", 54, "reset", GPIO_ACTIVE_HIGH), - GPIO_LOOKUP("INT33FC:02", 14, "cs", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("INT33FC:00", 54, "cs", GPIO_ACTIVE_HIGH), + GPIO_LOOKUP("INT33FC:02", 14, "reset", GPIO_ACTIVE_HIGH), {} }, }; @@ -119,6 +120,13 @@ static const struct property_entry dwc3_pci_intel_properties[] = { {} }; +static const struct property_entry dwc3_pci_intel_byt_properties[] = { + PROPERTY_ENTRY_STRING("dr_mode", "peripheral"), + PROPERTY_ENTRY_BOOL("snps,dis_u2_susphy_quirk"), + PROPERTY_ENTRY_BOOL("linux,sysdev_is_parent"), + {} +}; + static const struct property_entry dwc3_pci_mrfld_properties[] = { PROPERTY_ENTRY_STRING("dr_mode", "otg"), PROPERTY_ENTRY_STRING("linux,extcon-name", "mrfld_bcove_pwrsrc"), @@ -161,6 +169,10 @@ static const struct software_node dwc3_pci_intel_swnode = { .properties = dwc3_pci_intel_properties, }; +static const struct software_node dwc3_pci_intel_byt_swnode = { + .properties = dwc3_pci_intel_byt_properties, +}; + static const struct software_node dwc3_pci_intel_mrfld_swnode = { .properties = dwc3_pci_mrfld_properties, }; @@ -344,7 +356,7 @@ static const struct pci_device_id dwc3_pci_id_table[] = { (kernel_ulong_t) &dwc3_pci_intel_swnode, }, { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_BYT), - (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + (kernel_ulong_t) &dwc3_pci_intel_byt_swnode, }, { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_MRFLD), (kernel_ulong_t) &dwc3_pci_intel_mrfld_swnode, }, @@ -409,6 +421,9 @@ static const struct pci_device_id dwc3_pci_id_table[] = { { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_ADLS), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_RPLS), + (kernel_ulong_t) &dwc3_pci_intel_swnode, }, + { PCI_VDEVICE(INTEL, PCI_DEVICE_ID_INTEL_TGL), (kernel_ulong_t) &dwc3_pci_intel_swnode, }, diff --git a/drivers/usb/dwc3/gadget.c b/drivers/usb/dwc3/gadget.c index 183b90923f51..a0c883f19a41 100644 --- a/drivers/usb/dwc3/gadget.c +++ b/drivers/usb/dwc3/gadget.c @@ -4160,9 +4160,11 @@ static irqreturn_t dwc3_thread_interrupt(int irq, void *_evt) unsigned long flags; irqreturn_t ret = IRQ_NONE; + local_bh_disable(); spin_lock_irqsave(&dwc->lock, flags); ret = dwc3_process_event_buf(evt); spin_unlock_irqrestore(&dwc->lock, flags); + local_bh_enable(); return ret; } diff --git a/drivers/usb/gadget/function/rndis.c b/drivers/usb/gadget/function/rndis.c index b7ccf1803656..713efd9aefde 100644 --- a/drivers/usb/gadget/function/rndis.c +++ b/drivers/usb/gadget/function/rndis.c @@ -640,6 +640,7 @@ static int rndis_set_response(struct rndis_params *params, BufLength = le32_to_cpu(buf->InformationBufferLength); BufOffset = le32_to_cpu(buf->InformationBufferOffset); if ((BufLength > RNDIS_MAX_TOTAL_SIZE) || + (BufOffset > RNDIS_MAX_TOTAL_SIZE) || (BufOffset + 8 >= RNDIS_MAX_TOTAL_SIZE)) return -EINVAL; @@ -922,6 +923,7 @@ struct rndis_params *rndis_register(void (*resp_avail)(void *v), void *v) params->resp_avail = resp_avail; params->v = v; INIT_LIST_HEAD(¶ms->resp_queue); + spin_lock_init(¶ms->resp_lock); pr_debug("%s: configNr = %d\n", __func__, i); return params; @@ -1015,12 +1017,14 @@ void rndis_free_response(struct rndis_params *params, u8 *buf) { rndis_resp_t *r, *n; + spin_lock(¶ms->resp_lock); list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { if (r->buf == buf) { list_del(&r->list); kfree(r); } } + spin_unlock(¶ms->resp_lock); } EXPORT_SYMBOL_GPL(rndis_free_response); @@ -1030,14 +1034,17 @@ u8 *rndis_get_next_response(struct rndis_params *params, u32 *length) if (!length) return NULL; + spin_lock(¶ms->resp_lock); list_for_each_entry_safe(r, n, ¶ms->resp_queue, list) { if (!r->send) { r->send = 1; *length = r->length; + spin_unlock(¶ms->resp_lock); return r->buf; } } + spin_unlock(¶ms->resp_lock); return NULL; } EXPORT_SYMBOL_GPL(rndis_get_next_response); @@ -1054,7 +1061,9 @@ static rndis_resp_t *rndis_add_response(struct rndis_params *params, u32 length) r->length = length; r->send = 0; + spin_lock(¶ms->resp_lock); list_add_tail(&r->list, ¶ms->resp_queue); + spin_unlock(¶ms->resp_lock); return r; } diff --git a/drivers/usb/gadget/function/rndis.h b/drivers/usb/gadget/function/rndis.h index f6167f7fea82..6206b8b7490f 100644 --- a/drivers/usb/gadget/function/rndis.h +++ b/drivers/usb/gadget/function/rndis.h @@ -174,6 +174,7 @@ typedef struct rndis_params { void (*resp_avail)(void *v); void *v; struct list_head resp_queue; + spinlock_t resp_lock; } rndis_params; /* RNDIS Message parser and other useless functions */ diff --git a/drivers/usb/gadget/udc/core.c b/drivers/usb/gadget/udc/core.c index 568534a0d17c..c109b069f511 100644 --- a/drivers/usb/gadget/udc/core.c +++ b/drivers/usb/gadget/udc/core.c @@ -1436,7 +1436,6 @@ static void usb_gadget_remove_driver(struct usb_udc *udc) usb_gadget_udc_stop(udc); udc->driver = NULL; - udc->dev.driver = NULL; udc->gadget->dev.driver = NULL; } @@ -1498,7 +1497,6 @@ static int udc_bind_to_driver(struct usb_udc *udc, struct usb_gadget_driver *dri driver->function); udc->driver = driver; - udc->dev.driver = &driver->driver; udc->gadget->dev.driver = &driver->driver; usb_gadget_udc_set_speed(udc, driver->max_speed); @@ -1521,7 +1519,6 @@ err1: dev_err(&udc->dev, "failed to start %s: %d\n", udc->driver->function, ret); udc->driver = NULL; - udc->dev.driver = NULL; udc->gadget->dev.driver = NULL; return ret; } diff --git a/drivers/usb/gadget/udc/udc-xilinx.c b/drivers/usb/gadget/udc/udc-xilinx.c index 6ce886fb7bfe..2907fad04e2c 100644 --- a/drivers/usb/gadget/udc/udc-xilinx.c +++ b/drivers/usb/gadget/udc/udc-xilinx.c @@ -1615,6 +1615,8 @@ static void xudc_getstatus(struct xusb_udc *udc) break; case USB_RECIP_ENDPOINT: epnum = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; + if (epnum >= XUSB_MAX_ENDPOINTS) + goto stall; target_ep = &udc->ep[epnum]; epcfgreg = udc->read_fn(udc->addr + target_ep->offset); halt = epcfgreg & XUSB_EP_CFG_STALL_MASK; @@ -1682,6 +1684,10 @@ static void xudc_set_clear_feature(struct xusb_udc *udc) case USB_RECIP_ENDPOINT: if (!udc->setup.wValue) { endpoint = udc->setup.wIndex & USB_ENDPOINT_NUMBER_MASK; + if (endpoint >= XUSB_MAX_ENDPOINTS) { + xudc_ep0_stall(udc); + return; + } target_ep = &udc->ep[endpoint]; outinbit = udc->setup.wIndex & USB_ENDPOINT_DIR_MASK; outinbit = outinbit >> 7; diff --git a/drivers/usb/host/xen-hcd.c b/drivers/usb/host/xen-hcd.c index be09fd9bac58..19b8c7ed74cb 100644 --- a/drivers/usb/host/xen-hcd.c +++ b/drivers/usb/host/xen-hcd.c @@ -716,8 +716,9 @@ static int xenhcd_map_urb_for_request(struct xenhcd_info *info, struct urb *urb, return 0; } -static void xenhcd_gnttab_done(struct usb_shadow *shadow) +static void xenhcd_gnttab_done(struct xenhcd_info *info, unsigned int id) { + struct usb_shadow *shadow = info->shadow + id; int nr_segs = 0; int i; @@ -726,8 +727,10 @@ static void xenhcd_gnttab_done(struct usb_shadow *shadow) if (xenusb_pipeisoc(shadow->req.pipe)) nr_segs += shadow->req.u.isoc.nr_frame_desc_segs; - for (i = 0; i < nr_segs; i++) - gnttab_end_foreign_access(shadow->req.seg[i].gref, 0, 0UL); + for (i = 0; i < nr_segs; i++) { + if (!gnttab_try_end_foreign_access(shadow->req.seg[i].gref)) + xenhcd_set_error(info, "backend didn't release grant"); + } shadow->req.nr_buffer_segs = 0; shadow->req.u.isoc.nr_frame_desc_segs = 0; @@ -841,7 +844,9 @@ static void xenhcd_cancel_all_enqueued_urbs(struct xenhcd_info *info) list_for_each_entry_safe(urbp, tmp, &info->in_progress_list, list) { req_id = urbp->req_id; if (!urbp->unlinked) { - xenhcd_gnttab_done(&info->shadow[req_id]); + xenhcd_gnttab_done(info, req_id); + if (info->error) + return; if (urbp->urb->status == -EINPROGRESS) /* not dequeued */ xenhcd_giveback_urb(info, urbp->urb, @@ -942,8 +947,7 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) rp = info->urb_ring.sring->rsp_prod; if (RING_RESPONSE_PROD_OVERFLOW(&info->urb_ring, rp)) { xenhcd_set_error(info, "Illegal index on urb-ring"); - spin_unlock_irqrestore(&info->lock, flags); - return 0; + goto err; } rmb(); /* ensure we see queued responses up to "rp" */ @@ -952,11 +956,13 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) id = res.id; if (id >= XENUSB_URB_RING_SIZE) { xenhcd_set_error(info, "Illegal data on urb-ring"); - continue; + goto err; } if (likely(xenusb_pipesubmit(info->shadow[id].req.pipe))) { - xenhcd_gnttab_done(&info->shadow[id]); + xenhcd_gnttab_done(info, id); + if (info->error) + goto err; urb = info->shadow[id].urb; if (likely(urb)) { urb->actual_length = res.actual_length; @@ -978,6 +984,10 @@ static int xenhcd_urb_request_done(struct xenhcd_info *info) spin_unlock_irqrestore(&info->lock, flags); return more_to_do; + + err: + spin_unlock_irqrestore(&info->lock, flags); + return 0; } static int xenhcd_conn_notify(struct xenhcd_info *info) diff --git a/drivers/usb/host/xhci.c b/drivers/usb/host/xhci.c index dc357cabb265..2d378543bc3a 100644 --- a/drivers/usb/host/xhci.c +++ b/drivers/usb/host/xhci.c @@ -1091,6 +1091,7 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) int retval = 0; bool comp_timer_running = false; bool pending_portevent = false; + bool reinit_xhc = false; if (!hcd->state) return 0; @@ -1107,10 +1108,11 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) set_bit(HCD_FLAG_HW_ACCESSIBLE, &xhci->shared_hcd->flags); spin_lock_irq(&xhci->lock); - if ((xhci->quirks & XHCI_RESET_ON_RESUME) || xhci->broken_suspend) - hibernated = true; - if (!hibernated) { + if (hibernated || xhci->quirks & XHCI_RESET_ON_RESUME || xhci->broken_suspend) + reinit_xhc = true; + + if (!reinit_xhc) { /* * Some controllers might lose power during suspend, so wait * for controller not ready bit to clear, just as in xHC init. @@ -1143,12 +1145,17 @@ int xhci_resume(struct xhci_hcd *xhci, bool hibernated) spin_unlock_irq(&xhci->lock); return -ETIMEDOUT; } - temp = readl(&xhci->op_regs->status); } - /* If restore operation fails, re-initialize the HC during resume */ - if ((temp & STS_SRE) || hibernated) { + temp = readl(&xhci->op_regs->status); + /* re-initialize the HC on Restore Error, or Host Controller Error */ + if (temp & (STS_SRE | STS_HCE)) { + reinit_xhc = true; + xhci_warn(xhci, "xHC error in resume, USBSTS 0x%x, Reinit\n", temp); + } + + if (reinit_xhc) { if ((xhci->quirks & XHCI_COMP_MODE_QUIRK) && !(xhci_all_ports_seen_u0(xhci))) { del_timer_sync(&xhci->comp_mode_recovery_timer); @@ -1604,9 +1611,12 @@ static int xhci_urb_enqueue(struct usb_hcd *hcd, struct urb *urb, gfp_t mem_flag struct urb_priv *urb_priv; int num_tds; - if (!urb || xhci_check_args(hcd, urb->dev, urb->ep, - true, true, __func__) <= 0) + if (!urb) return -EINVAL; + ret = xhci_check_args(hcd, urb->dev, urb->ep, + true, true, __func__); + if (ret <= 0) + return ret ? ret : -EINVAL; slot_id = urb->dev->slot_id; ep_index = xhci_get_endpoint_index(&urb->ep->desc); @@ -3323,7 +3333,7 @@ static int xhci_check_streams_endpoint(struct xhci_hcd *xhci, return -EINVAL; ret = xhci_check_args(xhci_to_hcd(xhci), udev, ep, 1, true, __func__); if (ret <= 0) - return -EINVAL; + return ret ? ret : -EINVAL; if (usb_ss_max_streams(&ep->ss_ep_comp) == 0) { xhci_warn(xhci, "WARN: SuperSpeed Endpoint Companion" " descriptor for ep 0x%x does not support streams\n", diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c index 7d4d0713f4f0..d2b7e613eb34 100644 --- a/drivers/usb/musb/omap2430.c +++ b/drivers/usb/musb/omap2430.c @@ -327,7 +327,6 @@ static int omap2430_probe(struct platform_device *pdev) musb->dev.parent = &pdev->dev; musb->dev.dma_mask = &omap2430_dmamask; musb->dev.coherent_dma_mask = omap2430_dmamask; - device_set_of_node_from_dev(&musb->dev, &pdev->dev); glue->dev = &pdev->dev; glue->musb = musb; diff --git a/drivers/usb/serial/ch341.c b/drivers/usb/serial/ch341.c index 58cba8ee0277..2798fca71261 100644 --- a/drivers/usb/serial/ch341.c +++ b/drivers/usb/serial/ch341.c @@ -81,7 +81,6 @@ #define CH341_QUIRK_SIMULATE_BREAK BIT(1) static const struct usb_device_id id_table[] = { - { USB_DEVICE(0x1a86, 0x5512) }, { USB_DEVICE(0x1a86, 0x5523) }, { USB_DEVICE(0x1a86, 0x7522) }, { USB_DEVICE(0x1a86, 0x7523) }, diff --git a/drivers/usb/serial/option.c b/drivers/usb/serial/option.c index 962e9943fc20..e7755d9cfc61 100644 --- a/drivers/usb/serial/option.c +++ b/drivers/usb/serial/option.c @@ -198,6 +198,8 @@ static void option_instat_callback(struct urb *urb); #define DELL_PRODUCT_5821E 0x81d7 #define DELL_PRODUCT_5821E_ESIM 0x81e0 +#define DELL_PRODUCT_5829E_ESIM 0x81e4 +#define DELL_PRODUCT_5829E 0x81e6 #define KYOCERA_VENDOR_ID 0x0c88 #define KYOCERA_PRODUCT_KPC650 0x17da @@ -1063,6 +1065,10 @@ static const struct usb_device_id option_ids[] = { .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5821E_ESIM), .driver_info = RSVD(0) | RSVD(1) | RSVD(6) }, + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E), + .driver_info = RSVD(0) | RSVD(6) }, + { USB_DEVICE(DELL_VENDOR_ID, DELL_PRODUCT_5829E_ESIM), + .driver_info = RSVD(0) | RSVD(6) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_E100A) }, /* ADU-E100, ADU-310 */ { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_500A) }, { USB_DEVICE(ANYDATA_VENDOR_ID, ANYDATA_PRODUCT_ADU_620UW) }, @@ -1273,10 +1279,16 @@ static const struct usb_device_id option_ids[] = { .driver_info = NCTRL(2) }, { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x7011, 0xff), /* Telit LE910-S1 (ECM) */ .driver_info = NCTRL(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701a, 0xff), /* Telit LE910R1 (RNDIS) */ + .driver_info = NCTRL(2) }, + { USB_DEVICE_INTERFACE_CLASS(TELIT_VENDOR_ID, 0x701b, 0xff), /* Telit LE910R1 (ECM) */ + .driver_info = NCTRL(2) }, { USB_DEVICE(TELIT_VENDOR_ID, 0x9010), /* Telit SBL FN980 flashing device */ .driver_info = NCTRL(0) | ZLP }, { USB_DEVICE(TELIT_VENDOR_ID, 0x9200), /* Telit LE910S1 flashing device */ .driver_info = NCTRL(0) | ZLP }, + { USB_DEVICE(TELIT_VENDOR_ID, 0x9201), /* Telit LE910R1 flashing device */ + .driver_info = NCTRL(0) | ZLP }, { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, ZTE_PRODUCT_MF622, 0xff, 0xff, 0xff) }, /* ZTE WCDMA products */ { USB_DEVICE_AND_INTERFACE_INFO(ZTE_VENDOR_ID, 0x0002, 0xff, 0xff, 0xff), .driver_info = RSVD(1) }, diff --git a/drivers/usb/typec/tipd/core.c b/drivers/usb/typec/tipd/core.c index 6d27a5b5e3ca..7ffcda94d323 100644 --- a/drivers/usb/typec/tipd/core.c +++ b/drivers/usb/typec/tipd/core.c @@ -761,12 +761,12 @@ static int tps6598x_probe(struct i2c_client *client) ret = tps6598x_read32(tps, TPS_REG_STATUS, &status); if (ret < 0) - return ret; + goto err_clear_mask; trace_tps6598x_status(status); ret = tps6598x_read32(tps, TPS_REG_SYSTEM_CONF, &conf); if (ret < 0) - return ret; + goto err_clear_mask; /* * This fwnode has a "compatible" property, but is never populated as a @@ -855,7 +855,8 @@ err_role_put: usb_role_switch_put(tps->role_sw); err_fwnode_put: fwnode_handle_put(fwnode); - +err_clear_mask: + tps6598x_write64(tps, TPS_REG_INT_MASK1, 0); return ret; } diff --git a/drivers/vdpa/mlx5/net/mlx5_vnet.c b/drivers/vdpa/mlx5/net/mlx5_vnet.c index f648f1c54a0f..d0f91078600e 100644 --- a/drivers/vdpa/mlx5/net/mlx5_vnet.c +++ b/drivers/vdpa/mlx5/net/mlx5_vnet.c @@ -1563,11 +1563,27 @@ static virtio_net_ctrl_ack handle_ctrl_mq(struct mlx5_vdpa_dev *mvdev, u8 cmd) switch (cmd) { case VIRTIO_NET_CTRL_MQ_VQ_PAIRS_SET: + /* This mq feature check aligns with pre-existing userspace + * implementation. + * + * Without it, an untrusted driver could fake a multiqueue config + * request down to a non-mq device that may cause kernel to + * panic due to uninitialized resources for extra vqs. Even with + * a well behaving guest driver, it is not expected to allow + * changing the number of vqs on a non-mq device. + */ + if (!MLX5_FEATURE(mvdev, VIRTIO_NET_F_MQ)) + break; + read = vringh_iov_pull_iotlb(&cvq->vring, &cvq->riov, (void *)&mq, sizeof(mq)); if (read != sizeof(mq)) break; newqps = mlx5vdpa16_to_cpu(mvdev, mq.virtqueue_pairs); + if (newqps < VIRTIO_NET_CTRL_MQ_VQ_PAIRS_MIN || + newqps > mlx5_vdpa_max_qps(mvdev->max_vqs)) + break; + if (ndev->cur_num_vqs == 2 * newqps) { status = VIRTIO_NET_OK; break; @@ -1897,11 +1913,25 @@ static u64 mlx5_vdpa_get_device_features(struct vdpa_device *vdev) return ndev->mvdev.mlx_features; } -static int verify_min_features(struct mlx5_vdpa_dev *mvdev, u64 features) +static int verify_driver_features(struct mlx5_vdpa_dev *mvdev, u64 features) { + /* Minimum features to expect */ if (!(features & BIT_ULL(VIRTIO_F_ACCESS_PLATFORM))) return -EOPNOTSUPP; + /* Double check features combination sent down by the driver. + * Fail invalid features due to absence of the depended feature. + * + * Per VIRTIO v1.1 specification, section 5.1.3.1 Feature bit + * requirements: "VIRTIO_NET_F_MQ Requires VIRTIO_NET_F_CTRL_VQ". + * By failing the invalid features sent down by untrusted drivers, + * we're assured the assumption made upon is_index_valid() and + * is_ctrl_vq_idx() will not be compromised. + */ + if ((features & (BIT_ULL(VIRTIO_NET_F_MQ) | BIT_ULL(VIRTIO_NET_F_CTRL_VQ))) == + BIT_ULL(VIRTIO_NET_F_MQ)) + return -EINVAL; + return 0; } @@ -1977,7 +2007,7 @@ static int mlx5_vdpa_set_driver_features(struct vdpa_device *vdev, u64 features) print_features(mvdev, features, true); - err = verify_min_features(mvdev, features); + err = verify_driver_features(mvdev, features); if (err) return err; diff --git a/drivers/vdpa/vdpa.c b/drivers/vdpa/vdpa.c index 9846c9de4bfa..1ea525433a5c 100644 --- a/drivers/vdpa/vdpa.c +++ b/drivers/vdpa/vdpa.c @@ -393,7 +393,7 @@ static void vdpa_get_config_unlocked(struct vdpa_device *vdev, * If it does happen we assume a legacy guest. */ if (!vdev->features_valid) - vdpa_set_features(vdev, 0, true); + vdpa_set_features_unlocked(vdev, 0); ops->get_config(vdev, offset, buf, len); } diff --git a/drivers/vdpa/vdpa_user/iova_domain.c b/drivers/vdpa/vdpa_user/iova_domain.c index 2b1143f11d8f..0a4d93edc4c0 100644 --- a/drivers/vdpa/vdpa_user/iova_domain.c +++ b/drivers/vdpa/vdpa_user/iova_domain.c @@ -294,7 +294,7 @@ vduse_domain_alloc_iova(struct iova_domain *iovad, iova_pfn = alloc_iova_fast(iovad, iova_len, limit >> shift, true); - return iova_pfn << shift; + return (dma_addr_t)iova_pfn << shift; } static void vduse_domain_free_iova(struct iova_domain *iovad, diff --git a/drivers/vdpa/virtio_pci/vp_vdpa.c b/drivers/vdpa/virtio_pci/vp_vdpa.c index a57e381e830b..cce101e6a940 100644 --- a/drivers/vdpa/virtio_pci/vp_vdpa.c +++ b/drivers/vdpa/virtio_pci/vp_vdpa.c @@ -533,8 +533,8 @@ static void vp_vdpa_remove(struct pci_dev *pdev) { struct vp_vdpa *vp_vdpa = pci_get_drvdata(pdev); - vdpa_unregister_device(&vp_vdpa->vdpa); vp_modern_remove(&vp_vdpa->mdev); + vdpa_unregister_device(&vp_vdpa->vdpa); } static struct pci_driver vp_vdpa_driver = { diff --git a/drivers/vhost/iotlb.c b/drivers/vhost/iotlb.c index 670d56c879e5..40b098320b2a 100644 --- a/drivers/vhost/iotlb.c +++ b/drivers/vhost/iotlb.c @@ -57,6 +57,17 @@ int vhost_iotlb_add_range_ctx(struct vhost_iotlb *iotlb, if (last < start) return -EFAULT; + /* If the range being mapped is [0, ULONG_MAX], split it into two entries + * otherwise its size would overflow u64. + */ + if (start == 0 && last == ULONG_MAX) { + u64 mid = last / 2; + + vhost_iotlb_add_range_ctx(iotlb, start, mid, addr, perm, opaque); + addr += mid + 1; + start = mid + 1; + } + if (iotlb->limit && iotlb->nmaps == iotlb->limit && iotlb->flags & VHOST_IOTLB_FLAG_RETIRE) { diff --git a/drivers/vhost/vdpa.c b/drivers/vhost/vdpa.c index 851539807bc9..ec5249e8c32d 100644 --- a/drivers/vhost/vdpa.c +++ b/drivers/vhost/vdpa.c @@ -286,7 +286,7 @@ static long vhost_vdpa_set_features(struct vhost_vdpa *v, u64 __user *featurep) if (copy_from_user(&features, featurep, sizeof(features))) return -EFAULT; - if (vdpa_set_features(vdpa, features, false)) + if (vdpa_set_features(vdpa, features)) return -EINVAL; return 0; diff --git a/drivers/vhost/vhost.c b/drivers/vhost/vhost.c index 59edb5a1ffe2..1768362115c6 100644 --- a/drivers/vhost/vhost.c +++ b/drivers/vhost/vhost.c @@ -1170,6 +1170,13 @@ ssize_t vhost_chr_write_iter(struct vhost_dev *dev, goto done; } + if ((msg.type == VHOST_IOTLB_UPDATE || + msg.type == VHOST_IOTLB_INVALIDATE) && + msg.size == 0) { + ret = -EINVAL; + goto done; + } + if (dev->msg_handler) ret = dev->msg_handler(dev, &msg); else @@ -1981,7 +1988,7 @@ static int vhost_update_used_flags(struct vhost_virtqueue *vq) return 0; } -static int vhost_update_avail_event(struct vhost_virtqueue *vq, u16 avail_event) +static int vhost_update_avail_event(struct vhost_virtqueue *vq) { if (vhost_put_avail_event(vq)) return -EFAULT; @@ -2527,7 +2534,7 @@ bool vhost_enable_notify(struct vhost_dev *dev, struct vhost_virtqueue *vq) return false; } } else { - r = vhost_update_avail_event(vq, vq->avail_idx); + r = vhost_update_avail_event(vq); if (r) { vq_err(vq, "Failed to update avail event index at %p: %d\n", vhost_avail_event(vq), r); diff --git a/drivers/vhost/vsock.c b/drivers/vhost/vsock.c index d6ca1c7ad513..e6c9d41db1de 100644 --- a/drivers/vhost/vsock.c +++ b/drivers/vhost/vsock.c @@ -629,16 +629,18 @@ err: return ret; } -static int vhost_vsock_stop(struct vhost_vsock *vsock) +static int vhost_vsock_stop(struct vhost_vsock *vsock, bool check_owner) { size_t i; - int ret; + int ret = 0; mutex_lock(&vsock->dev.mutex); - ret = vhost_dev_check_owner(&vsock->dev); - if (ret) - goto err; + if (check_owner) { + ret = vhost_dev_check_owner(&vsock->dev); + if (ret) + goto err; + } for (i = 0; i < ARRAY_SIZE(vsock->vqs); i++) { struct vhost_virtqueue *vq = &vsock->vqs[i]; @@ -751,9 +753,15 @@ static int vhost_vsock_dev_release(struct inode *inode, struct file *file) /* Iterating over all connections for all CIDs to find orphans is * inefficient. Room for improvement here. */ - vsock_for_each_connected_socket(vhost_vsock_reset_orphans); + vsock_for_each_connected_socket(&vhost_transport.transport, + vhost_vsock_reset_orphans); - vhost_vsock_stop(vsock); + /* Don't check the owner, because we are in the release path, so we + * need to stop the vsock device in any case. + * vhost_vsock_stop() can not fail in this case, so we don't need to + * check the return code. + */ + vhost_vsock_stop(vsock, false); vhost_vsock_flush(vsock); vhost_dev_stop(&vsock->dev); @@ -868,7 +876,7 @@ static long vhost_vsock_dev_ioctl(struct file *f, unsigned int ioctl, if (start) return vhost_vsock_start(vsock); else - return vhost_vsock_stop(vsock); + return vhost_vsock_stop(vsock, true); case VHOST_GET_FEATURES: features = VHOST_VSOCK_FEATURES; if (copy_to_user(argp, &features, sizeof(features))) diff --git a/drivers/virtio/Kconfig b/drivers/virtio/Kconfig index 34f80b7a8a64..492fc26f0b65 100644 --- a/drivers/virtio/Kconfig +++ b/drivers/virtio/Kconfig @@ -105,7 +105,6 @@ config VIRTIO_BALLOON config VIRTIO_MEM tristate "Virtio mem driver" - default m depends on X86_64 depends on VIRTIO depends on MEMORY_HOTPLUG diff --git a/drivers/virtio/virtio.c b/drivers/virtio/virtio.c index 00ac9db792a4..22f15f444f75 100644 --- a/drivers/virtio/virtio.c +++ b/drivers/virtio/virtio.c @@ -166,14 +166,13 @@ void virtio_add_status(struct virtio_device *dev, unsigned int status) } EXPORT_SYMBOL_GPL(virtio_add_status); -int virtio_finalize_features(struct virtio_device *dev) +/* Do some validation, then set FEATURES_OK */ +static int virtio_features_ok(struct virtio_device *dev) { - int ret = dev->config->finalize_features(dev); unsigned status; + int ret; might_sleep(); - if (ret) - return ret; ret = arch_has_restricted_virtio_memory_access(); if (ret) { @@ -202,8 +201,23 @@ int virtio_finalize_features(struct virtio_device *dev) } return 0; } -EXPORT_SYMBOL_GPL(virtio_finalize_features); +/** + * virtio_reset_device - quiesce device for removal + * @dev: the device to reset + * + * Prevents device from sending interrupts and accessing memory. + * + * Generally used for cleanup during driver / device removal. + * + * Once this has been invoked, caller must ensure that + * virtqueue_notify / virtqueue_kick are not in progress. + * + * Note: this guarantees that vq callbacks are not in progress, however caller + * is responsible for preventing access from other contexts, such as a system + * call/workqueue/bh. Invoking virtio_break_device then flushing any such + * contexts is one way to handle that. + * */ void virtio_reset_device(struct virtio_device *dev) { dev->config->reset(dev); @@ -245,17 +259,6 @@ static int virtio_dev_probe(struct device *_d) driver_features_legacy = driver_features; } - /* - * Some devices detect legacy solely via F_VERSION_1. Write - * F_VERSION_1 to force LE config space accesses before FEATURES_OK for - * these when needed. - */ - if (drv->validate && !virtio_legacy_is_little_endian() - && device_features & BIT_ULL(VIRTIO_F_VERSION_1)) { - dev->features = BIT_ULL(VIRTIO_F_VERSION_1); - dev->config->finalize_features(dev); - } - if (device_features & (1ULL << VIRTIO_F_VERSION_1)) dev->features = driver_features & device_features; else @@ -266,13 +269,26 @@ static int virtio_dev_probe(struct device *_d) if (device_features & (1ULL << i)) __virtio_set_bit(dev, i); + err = dev->config->finalize_features(dev); + if (err) + goto err; + if (drv->validate) { + u64 features = dev->features; + err = drv->validate(dev); if (err) goto err; + + /* Did validation change any features? Then write them again. */ + if (features != dev->features) { + err = dev->config->finalize_features(dev); + if (err) + goto err; + } } - err = virtio_finalize_features(dev); + err = virtio_features_ok(dev); if (err) goto err; @@ -496,7 +512,11 @@ int virtio_device_restore(struct virtio_device *dev) /* We have a driver! */ virtio_add_status(dev, VIRTIO_CONFIG_S_DRIVER); - ret = virtio_finalize_features(dev); + ret = dev->config->finalize_features(dev); + if (ret) + goto err; + + ret = virtio_features_ok(dev); if (ret) goto err; diff --git a/drivers/virtio/virtio_vdpa.c b/drivers/virtio/virtio_vdpa.c index 7767a7f0119b..76504559bc25 100644 --- a/drivers/virtio/virtio_vdpa.c +++ b/drivers/virtio/virtio_vdpa.c @@ -317,7 +317,7 @@ static int virtio_vdpa_finalize_features(struct virtio_device *vdev) /* Give virtio_ring a chance to accept features. */ vring_transport_features(vdev); - return vdpa_set_features(vdpa, vdev->features, false); + return vdpa_set_features(vdpa, vdev->features); } static const char *virtio_vdpa_bus_name(struct virtio_device *vdev) diff --git a/drivers/xen/gntalloc.c b/drivers/xen/gntalloc.c index 3fa40c723e8e..edb0acd0b832 100644 --- a/drivers/xen/gntalloc.c +++ b/drivers/xen/gntalloc.c @@ -169,20 +169,14 @@ undo: __del_gref(gref); } - /* It's possible for the target domain to map the just-allocated grant - * references by blindly guessing their IDs; if this is done, then - * __del_gref will leave them in the queue_gref list. They need to be - * added to the global list so that we can free them when they are no - * longer referenced. - */ - if (unlikely(!list_empty(&queue_gref))) - list_splice_tail(&queue_gref, &gref_list); mutex_unlock(&gref_mutex); return rc; } static void __del_gref(struct gntalloc_gref *gref) { + unsigned long addr; + if (gref->notify.flags & UNMAP_NOTIFY_CLEAR_BYTE) { uint8_t *tmp = kmap(gref->page); tmp[gref->notify.pgoff] = 0; @@ -196,21 +190,16 @@ static void __del_gref(struct gntalloc_gref *gref) gref->notify.flags = 0; if (gref->gref_id) { - if (gnttab_query_foreign_access(gref->gref_id)) - return; - - if (!gnttab_end_foreign_access_ref(gref->gref_id, 0)) - return; - - gnttab_free_grant_reference(gref->gref_id); + if (gref->page) { + addr = (unsigned long)page_to_virt(gref->page); + gnttab_end_foreign_access(gref->gref_id, 0, addr); + } else + gnttab_free_grant_reference(gref->gref_id); } gref_size--; list_del(&gref->next_gref); - if (gref->page) - __free_page(gref->page); - kfree(gref); } diff --git a/drivers/xen/grant-table.c b/drivers/xen/grant-table.c index 3729bea0c989..5c83d41766c8 100644 --- a/drivers/xen/grant-table.c +++ b/drivers/xen/grant-table.c @@ -134,12 +134,9 @@ struct gnttab_ops { */ unsigned long (*end_foreign_transfer_ref)(grant_ref_t ref); /* - * Query the status of a grant entry. Ref parameter is reference of - * queried grant entry, return value is the status of queried entry. - * Detailed status(writing/reading) can be gotten from the return value - * by bit operations. + * Read the frame number related to a given grant reference. */ - int (*query_foreign_access)(grant_ref_t ref); + unsigned long (*read_frame)(grant_ref_t ref); }; struct unmap_refs_callback_data { @@ -284,22 +281,6 @@ int gnttab_grant_foreign_access(domid_t domid, unsigned long frame, } EXPORT_SYMBOL_GPL(gnttab_grant_foreign_access); -static int gnttab_query_foreign_access_v1(grant_ref_t ref) -{ - return gnttab_shared.v1[ref].flags & (GTF_reading|GTF_writing); -} - -static int gnttab_query_foreign_access_v2(grant_ref_t ref) -{ - return grstatus[ref] & (GTF_reading|GTF_writing); -} - -int gnttab_query_foreign_access(grant_ref_t ref) -{ - return gnttab_interface->query_foreign_access(ref); -} -EXPORT_SYMBOL_GPL(gnttab_query_foreign_access); - static int gnttab_end_foreign_access_ref_v1(grant_ref_t ref, int readonly) { u16 flags, nflags; @@ -353,6 +334,16 @@ int gnttab_end_foreign_access_ref(grant_ref_t ref, int readonly) } EXPORT_SYMBOL_GPL(gnttab_end_foreign_access_ref); +static unsigned long gnttab_read_frame_v1(grant_ref_t ref) +{ + return gnttab_shared.v1[ref].frame; +} + +static unsigned long gnttab_read_frame_v2(grant_ref_t ref) +{ + return gnttab_shared.v2[ref].full_page.frame; +} + struct deferred_entry { struct list_head list; grant_ref_t ref; @@ -382,12 +373,9 @@ static void gnttab_handle_deferred(struct timer_list *unused) spin_unlock_irqrestore(&gnttab_list_lock, flags); if (_gnttab_end_foreign_access_ref(entry->ref, entry->ro)) { put_free_entry(entry->ref); - if (entry->page) { - pr_debug("freeing g.e. %#x (pfn %#lx)\n", - entry->ref, page_to_pfn(entry->page)); - put_page(entry->page); - } else - pr_info("freeing g.e. %#x\n", entry->ref); + pr_debug("freeing g.e. %#x (pfn %#lx)\n", + entry->ref, page_to_pfn(entry->page)); + put_page(entry->page); kfree(entry); entry = NULL; } else { @@ -412,9 +400,18 @@ static void gnttab_handle_deferred(struct timer_list *unused) static void gnttab_add_deferred(grant_ref_t ref, bool readonly, struct page *page) { - struct deferred_entry *entry = kmalloc(sizeof(*entry), GFP_ATOMIC); + struct deferred_entry *entry; + gfp_t gfp = (in_atomic() || irqs_disabled()) ? GFP_ATOMIC : GFP_KERNEL; const char *what = KERN_WARNING "leaking"; + entry = kmalloc(sizeof(*entry), gfp); + if (!page) { + unsigned long gfn = gnttab_interface->read_frame(ref); + + page = pfn_to_page(gfn_to_pfn(gfn)); + get_page(page); + } + if (entry) { unsigned long flags; @@ -435,11 +432,21 @@ static void gnttab_add_deferred(grant_ref_t ref, bool readonly, what, ref, page ? page_to_pfn(page) : -1); } +int gnttab_try_end_foreign_access(grant_ref_t ref) +{ + int ret = _gnttab_end_foreign_access_ref(ref, 0); + + if (ret) + put_free_entry(ref); + + return ret; +} +EXPORT_SYMBOL_GPL(gnttab_try_end_foreign_access); + void gnttab_end_foreign_access(grant_ref_t ref, int readonly, unsigned long page) { - if (gnttab_end_foreign_access_ref(ref, readonly)) { - put_free_entry(ref); + if (gnttab_try_end_foreign_access(ref)) { if (page != 0) put_page(virt_to_page(page)); } else @@ -1417,7 +1424,7 @@ static const struct gnttab_ops gnttab_v1_ops = { .update_entry = gnttab_update_entry_v1, .end_foreign_access_ref = gnttab_end_foreign_access_ref_v1, .end_foreign_transfer_ref = gnttab_end_foreign_transfer_ref_v1, - .query_foreign_access = gnttab_query_foreign_access_v1, + .read_frame = gnttab_read_frame_v1, }; static const struct gnttab_ops gnttab_v2_ops = { @@ -1429,7 +1436,7 @@ static const struct gnttab_ops gnttab_v2_ops = { .update_entry = gnttab_update_entry_v2, .end_foreign_access_ref = gnttab_end_foreign_access_ref_v2, .end_foreign_transfer_ref = gnttab_end_foreign_transfer_ref_v2, - .query_foreign_access = gnttab_query_foreign_access_v2, + .read_frame = gnttab_read_frame_v2, }; static bool gnttab_need_v2(void) diff --git a/drivers/xen/pvcalls-front.c b/drivers/xen/pvcalls-front.c index 3c9ae156b597..0ca351f30a6d 100644 --- a/drivers/xen/pvcalls-front.c +++ b/drivers/xen/pvcalls-front.c @@ -337,8 +337,8 @@ static void free_active_ring(struct sock_mapping *map) if (!map->active.ring) return; - free_pages((unsigned long)map->active.data.in, - map->active.ring->ring_order); + free_pages_exact(map->active.data.in, + PAGE_SIZE << map->active.ring->ring_order); free_page((unsigned long)map->active.ring); } @@ -352,8 +352,8 @@ static int alloc_active_ring(struct sock_mapping *map) goto out; map->active.ring->ring_order = PVCALLS_RING_ORDER; - bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, - PVCALLS_RING_ORDER); + bytes = alloc_pages_exact(PAGE_SIZE << PVCALLS_RING_ORDER, + GFP_KERNEL | __GFP_ZERO); if (!bytes) goto out; diff --git a/drivers/xen/xenbus/xenbus_client.c b/drivers/xen/xenbus/xenbus_client.c index e8bed1cb76ba..df6890681231 100644 --- a/drivers/xen/xenbus/xenbus_client.c +++ b/drivers/xen/xenbus/xenbus_client.c @@ -379,7 +379,14 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, unsigned int nr_pages, grant_ref_t *grefs) { int err; - int i, j; + unsigned int i; + grant_ref_t gref_head; + + err = gnttab_alloc_grant_references(nr_pages, &gref_head); + if (err) { + xenbus_dev_fatal(dev, err, "granting access to ring page"); + return err; + } for (i = 0; i < nr_pages; i++) { unsigned long gfn; @@ -389,23 +396,14 @@ int xenbus_grant_ring(struct xenbus_device *dev, void *vaddr, else gfn = virt_to_gfn(vaddr); - err = gnttab_grant_foreign_access(dev->otherend_id, gfn, 0); - if (err < 0) { - xenbus_dev_fatal(dev, err, - "granting access to ring page"); - goto fail; - } - grefs[i] = err; + grefs[i] = gnttab_claim_grant_reference(&gref_head); + gnttab_grant_foreign_access_ref(grefs[i], dev->otherend_id, + gfn, 0); vaddr = vaddr + XEN_PAGE_SIZE; } return 0; - -fail: - for (j = 0; j < i; j++) - gnttab_end_foreign_access_ref(grefs[j], 0); - return err; } EXPORT_SYMBOL_GPL(xenbus_grant_ring); diff --git a/fs/Kconfig.binfmt b/fs/Kconfig.binfmt index 4d5ae61580aa..68e586283764 100644 --- a/fs/Kconfig.binfmt +++ b/fs/Kconfig.binfmt @@ -36,6 +36,9 @@ config COMPAT_BINFMT_ELF config ARCH_BINFMT_ELF_STATE bool +config ARCH_BINFMT_ELF_EXTRA_PHDRS + bool + config ARCH_HAVE_ELF_PROT bool diff --git a/fs/afs/write.c b/fs/afs/write.c index 5e9157d0da29..f447c902318d 100644 --- a/fs/afs/write.c +++ b/fs/afs/write.c @@ -703,7 +703,7 @@ static int afs_writepages_region(struct address_space *mapping, struct folio *folio; struct page *head_page; ssize_t ret; - int n; + int n, skips = 0; _enter("%llx,%llx,", start, end); @@ -754,8 +754,15 @@ static int afs_writepages_region(struct address_space *mapping, #ifdef CONFIG_AFS_FSCACHE folio_wait_fscache(folio); #endif + } else { + start += folio_size(folio); } folio_put(folio); + if (wbc->sync_mode == WB_SYNC_NONE) { + if (skips >= 5 || need_resched()) + break; + skips++; + } continue; } diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c index 9e11e6f13e83..d61543fbd652 100644 --- a/fs/binfmt_elf.c +++ b/fs/binfmt_elf.c @@ -1135,14 +1135,25 @@ out_free_interp: * is then page aligned. */ load_bias = ELF_PAGESTART(load_bias - vaddr); - } - /* - * Calculate the entire size of the ELF mapping (total_size). - * (Note that load_addr_set is set to true later once the - * initial mapping is performed.) - */ - if (!load_addr_set) { + /* + * Calculate the entire size of the ELF mapping + * (total_size), used for the initial mapping, + * due to load_addr_set which is set to true later + * once the initial mapping is performed. + * + * Note that this is only sensible when the LOAD + * segments are contiguous (or overlapping). If + * used for LOADs that are far apart, this would + * cause the holes between LOADs to be mapped, + * running the risk of having the mapping fail, + * as it would be larger than the ELF file itself. + * + * As a result, only ET_DYN does this, since + * some ET_EXEC (e.g. ia64) may have large virtual + * memory holes between LOADs. + * + */ total_size = total_mapping_size(elf_phdata, elf_ex->e_phnum); if (!total_size) { diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 8992e0096163..ebb2d109e8bb 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -602,6 +602,9 @@ enum { /* Indicate that we want the transaction kthread to commit right now. */ BTRFS_FS_COMMIT_TRANS, + /* Indicate we have half completed snapshot deletions pending. */ + BTRFS_FS_UNFINISHED_DROPS, + #if BITS_PER_LONG == 32 /* Indicate if we have error/warn message printed on 32bit systems */ BTRFS_FS_32BIT_ERROR, @@ -1106,8 +1109,15 @@ enum { BTRFS_ROOT_QGROUP_FLUSHING, /* We started the orphan cleanup for this root. */ BTRFS_ROOT_ORPHAN_CLEANUP, + /* This root has a drop operation that was started previously. */ + BTRFS_ROOT_UNFINISHED_DROP, }; +static inline void btrfs_wake_unfinished_drop(struct btrfs_fs_info *fs_info) +{ + clear_and_wake_up_bit(BTRFS_FS_UNFINISHED_DROPS, &fs_info->flags); +} + /* * Record swapped tree blocks of a subvolume tree for delayed subtree trace * code. For detail check comment in fs/btrfs/qgroup.c. @@ -3291,7 +3301,7 @@ void btrfs_exclop_balance(struct btrfs_fs_info *fs_info, int __init btrfs_auto_defrag_init(void); void __cold btrfs_auto_defrag_exit(void); int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, - struct btrfs_inode *inode); + struct btrfs_inode *inode, u32 extent_thresh); int btrfs_run_defrag_inodes(struct btrfs_fs_info *fs_info); void btrfs_cleanup_defrag_inodes(struct btrfs_fs_info *fs_info); int btrfs_sync_file(struct file *file, loff_t start, loff_t end, int datasync); diff --git a/fs/btrfs/disk-io.c b/fs/btrfs/disk-io.c index 87a5addbedf6..48590a380762 100644 --- a/fs/btrfs/disk-io.c +++ b/fs/btrfs/disk-io.c @@ -3813,6 +3813,10 @@ int __cold open_ctree(struct super_block *sb, struct btrfs_fs_devices *fs_device set_bit(BTRFS_FS_OPEN, &fs_info->flags); + /* Kick the cleaner thread so it'll start deleting snapshots. */ + if (test_bit(BTRFS_FS_UNFINISHED_DROPS, &fs_info->flags)) + wake_up_process(fs_info->cleaner_kthread); + clear_oneshot: btrfs_clear_oneshot_options(fs_info); return 0; @@ -4538,6 +4542,12 @@ void __cold close_ctree(struct btrfs_fs_info *fs_info) */ kthread_park(fs_info->cleaner_kthread); + /* + * If we had UNFINISHED_DROPS we could still be processing them, so + * clear that bit and wake up relocation so it can stop. + */ + btrfs_wake_unfinished_drop(fs_info); + /* wait for the qgroup rescan worker to stop */ btrfs_qgroup_wait_for_completion(fs_info, false); diff --git a/fs/btrfs/extent-tree.c b/fs/btrfs/extent-tree.c index d89273c4b6b8..96427b1ecac3 100644 --- a/fs/btrfs/extent-tree.c +++ b/fs/btrfs/extent-tree.c @@ -5622,6 +5622,7 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) int ret; int level; bool root_dropped = false; + bool unfinished_drop = false; btrfs_debug(fs_info, "Drop subvolume %llu", root->root_key.objectid); @@ -5664,6 +5665,8 @@ int btrfs_drop_snapshot(struct btrfs_root *root, int update_ref, int for_reloc) * already dropped. */ set_bit(BTRFS_ROOT_DELETING, &root->state); + unfinished_drop = test_bit(BTRFS_ROOT_UNFINISHED_DROP, &root->state); + if (btrfs_disk_key_objectid(&root_item->drop_progress) == 0) { level = btrfs_header_level(root->node); path->nodes[level] = btrfs_lock_root_node(root); @@ -5839,6 +5842,13 @@ out_free: btrfs_free_path(path); out: /* + * We were an unfinished drop root, check to see if there are any + * pending, and if not clear and wake up any waiters. + */ + if (!err && unfinished_drop) + btrfs_maybe_wake_unfinished_drop(fs_info); + + /* * So if we need to stop dropping the snapshot for whatever reason we * need to make sure to add it back to the dead root list so that we * keep trying to do the work later. This also cleans up roots if we diff --git a/fs/btrfs/extent_io.c b/fs/btrfs/extent_io.c index 409bad3928db..4c91060d103a 100644 --- a/fs/btrfs/extent_io.c +++ b/fs/btrfs/extent_io.c @@ -6841,14 +6841,24 @@ static void assert_eb_page_uptodate(const struct extent_buffer *eb, { struct btrfs_fs_info *fs_info = eb->fs_info; + /* + * If we are using the commit root we could potentially clear a page + * Uptodate while we're using the extent buffer that we've previously + * looked up. We don't want to complain in this case, as the page was + * valid before, we just didn't write it out. Instead we want to catch + * the case where we didn't actually read the block properly, which + * would have !PageUptodate && !PageError, as we clear PageError before + * reading. + */ if (fs_info->sectorsize < PAGE_SIZE) { - bool uptodate; + bool uptodate, error; uptodate = btrfs_subpage_test_uptodate(fs_info, page, eb->start, eb->len); - WARN_ON(!uptodate); + error = btrfs_subpage_test_error(fs_info, page, eb->start, eb->len); + WARN_ON(!uptodate && !error); } else { - WARN_ON(!PageUptodate(page)); + WARN_ON(!PageUptodate(page) && !PageError(page)); } } diff --git a/fs/btrfs/extent_map.c b/fs/btrfs/extent_map.c index 5a36add21305..c28ceddefae4 100644 --- a/fs/btrfs/extent_map.c +++ b/fs/btrfs/extent_map.c @@ -261,6 +261,7 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) em->mod_len = (em->mod_len + em->mod_start) - merge->mod_start; em->mod_start = merge->mod_start; em->generation = max(em->generation, merge->generation); + set_bit(EXTENT_FLAG_MERGED, &em->flags); rb_erase_cached(&merge->rb_node, &tree->map); RB_CLEAR_NODE(&merge->rb_node); @@ -278,6 +279,7 @@ static void try_merge_map(struct extent_map_tree *tree, struct extent_map *em) RB_CLEAR_NODE(&merge->rb_node); em->mod_len = (merge->mod_start + merge->mod_len) - em->mod_start; em->generation = max(em->generation, merge->generation); + set_bit(EXTENT_FLAG_MERGED, &em->flags); free_extent_map(merge); } } diff --git a/fs/btrfs/extent_map.h b/fs/btrfs/extent_map.h index 8e217337dff9..d2fa32ffe304 100644 --- a/fs/btrfs/extent_map.h +++ b/fs/btrfs/extent_map.h @@ -25,6 +25,8 @@ enum { EXTENT_FLAG_FILLING, /* filesystem extent mapping type */ EXTENT_FLAG_FS_MAPPING, + /* This em is merged from two or more physically adjacent ems */ + EXTENT_FLAG_MERGED, }; struct extent_map { @@ -40,6 +42,12 @@ struct extent_map { u64 ram_bytes; u64 block_start; u64 block_len; + + /* + * Generation of the extent map, for merged em it's the highest + * generation of all merged ems. + * For non-merged extents, it's from btrfs_file_extent_item::generation. + */ u64 generation; unsigned long flags; /* Used for chunk mappings, flag EXTENT_FLAG_FS_MAPPING must be set */ diff --git a/fs/btrfs/file.c b/fs/btrfs/file.c index 11204dbbe053..a0179cc62913 100644 --- a/fs/btrfs/file.c +++ b/fs/btrfs/file.c @@ -50,11 +50,14 @@ struct inode_defrag { /* root objectid */ u64 root; - /* last offset we were able to defrag */ - u64 last_offset; - - /* if we've wrapped around back to zero once already */ - int cycled; + /* + * The extent size threshold for autodefrag. + * + * This value is different for compressed/non-compressed extents, + * thus needs to be passed from higher layer. + * (aka, inode_should_defrag()) + */ + u32 extent_thresh; }; static int __compare_inode_defrag(struct inode_defrag *defrag1, @@ -107,8 +110,8 @@ static int __btrfs_add_inode_defrag(struct btrfs_inode *inode, */ if (defrag->transid < entry->transid) entry->transid = defrag->transid; - if (defrag->last_offset > entry->last_offset) - entry->last_offset = defrag->last_offset; + entry->extent_thresh = min(defrag->extent_thresh, + entry->extent_thresh); return -EEXIST; } } @@ -134,7 +137,7 @@ static inline int __need_auto_defrag(struct btrfs_fs_info *fs_info) * enabled */ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, - struct btrfs_inode *inode) + struct btrfs_inode *inode, u32 extent_thresh) { struct btrfs_root *root = inode->root; struct btrfs_fs_info *fs_info = root->fs_info; @@ -160,6 +163,7 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, defrag->ino = btrfs_ino(inode); defrag->transid = transid; defrag->root = root->root_key.objectid; + defrag->extent_thresh = extent_thresh; spin_lock(&fs_info->defrag_inodes_lock); if (!test_bit(BTRFS_INODE_IN_DEFRAG, &inode->runtime_flags)) { @@ -179,34 +183,6 @@ int btrfs_add_inode_defrag(struct btrfs_trans_handle *trans, } /* - * Requeue the defrag object. If there is a defrag object that points to - * the same inode in the tree, we will merge them together (by - * __btrfs_add_inode_defrag()) and free the one that we want to requeue. - */ -static void btrfs_requeue_inode_defrag(struct btrfs_inode *inode, - struct inode_defrag *defrag) -{ - struct btrfs_fs_info *fs_info = inode->root->fs_info; - int ret; - - if (!__need_auto_defrag(fs_info)) - goto out; - - /* - * Here we don't check the IN_DEFRAG flag, because we need merge - * them together. - */ - spin_lock(&fs_info->defrag_inodes_lock); - ret = __btrfs_add_inode_defrag(inode, defrag); - spin_unlock(&fs_info->defrag_inodes_lock); - if (ret) - goto out; - return; -out: - kmem_cache_free(btrfs_inode_defrag_cachep, defrag); -} - -/* * pick the defragable inode that we want, if it doesn't exist, we will get * the next one. */ @@ -278,8 +254,14 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info, struct btrfs_root *inode_root; struct inode *inode; struct btrfs_ioctl_defrag_range_args range; - int num_defrag; - int ret; + int ret = 0; + u64 cur = 0; + +again: + if (test_bit(BTRFS_FS_STATE_REMOUNTING, &fs_info->fs_state)) + goto cleanup; + if (!__need_auto_defrag(fs_info)) + goto cleanup; /* get the inode */ inode_root = btrfs_get_fs_root(fs_info, defrag->root, true); @@ -295,39 +277,30 @@ static int __btrfs_run_defrag_inode(struct btrfs_fs_info *fs_info, goto cleanup; } + if (cur >= i_size_read(inode)) { + iput(inode); + goto cleanup; + } + /* do a chunk of defrag */ clear_bit(BTRFS_INODE_IN_DEFRAG, &BTRFS_I(inode)->runtime_flags); memset(&range, 0, sizeof(range)); range.len = (u64)-1; - range.start = defrag->last_offset; + range.start = cur; + range.extent_thresh = defrag->extent_thresh; sb_start_write(fs_info->sb); - num_defrag = btrfs_defrag_file(inode, NULL, &range, defrag->transid, + ret = btrfs_defrag_file(inode, NULL, &range, defrag->transid, BTRFS_DEFRAG_BATCH); sb_end_write(fs_info->sb); - /* - * if we filled the whole defrag batch, there - * must be more work to do. Queue this defrag - * again - */ - if (num_defrag == BTRFS_DEFRAG_BATCH) { - defrag->last_offset = range.start; - btrfs_requeue_inode_defrag(BTRFS_I(inode), defrag); - } else if (defrag->last_offset && !defrag->cycled) { - /* - * we didn't fill our defrag batch, but - * we didn't start at zero. Make sure we loop - * around to the start of the file. - */ - defrag->last_offset = 0; - defrag->cycled = 1; - btrfs_requeue_inode_defrag(BTRFS_I(inode), defrag); - } else { - kmem_cache_free(btrfs_inode_defrag_cachep, defrag); - } - iput(inode); - return 0; + + if (ret < 0) + goto cleanup; + + cur = max(cur + fs_info->sectorsize, range.start); + goto again; + cleanup: kmem_cache_free(btrfs_inode_defrag_cachep, defrag); return ret; diff --git a/fs/btrfs/inode.c b/fs/btrfs/inode.c index 3b2403b6127f..5bbea5ec31fc 100644 --- a/fs/btrfs/inode.c +++ b/fs/btrfs/inode.c @@ -560,12 +560,12 @@ static inline int inode_need_compress(struct btrfs_inode *inode, u64 start, } static inline void inode_should_defrag(struct btrfs_inode *inode, - u64 start, u64 end, u64 num_bytes, u64 small_write) + u64 start, u64 end, u64 num_bytes, u32 small_write) { /* If this is a small write inside eof, kick off a defrag */ if (num_bytes < small_write && (start > 0 || end + 1 < inode->disk_i_size)) - btrfs_add_inode_defrag(NULL, inode); + btrfs_add_inode_defrag(NULL, inode, small_write); } /* @@ -7600,6 +7600,34 @@ static int btrfs_dio_iomap_begin(struct inode *inode, loff_t start, } len = min(len, em->len - (start - em->start)); + + /* + * If we have a NOWAIT request and the range contains multiple extents + * (or a mix of extents and holes), then we return -EAGAIN to make the + * caller fallback to a context where it can do a blocking (without + * NOWAIT) request. This way we avoid doing partial IO and returning + * success to the caller, which is not optimal for writes and for reads + * it can result in unexpected behaviour for an application. + * + * When doing a read, because we use IOMAP_DIO_PARTIAL when calling + * iomap_dio_rw(), we can end up returning less data then what the caller + * asked for, resulting in an unexpected, and incorrect, short read. + * That is, the caller asked to read N bytes and we return less than that, + * which is wrong unless we are crossing EOF. This happens if we get a + * page fault error when trying to fault in pages for the buffer that is + * associated to the struct iov_iter passed to iomap_dio_rw(), and we + * have previously submitted bios for other extents in the range, in + * which case iomap_dio_rw() may return us EIOCBQUEUED if not all of + * those bios have completed by the time we get the page fault error, + * which we return back to our caller - we should only return EIOCBQUEUED + * after we have submitted bios for all the extents in the range. + */ + if ((flags & IOMAP_NOWAIT) && len < length) { + free_extent_map(em); + ret = -EAGAIN; + goto unlock_err; + } + if (write) { ret = btrfs_get_blocks_direct_write(&em, inode, dio_data, start, len); diff --git a/fs/btrfs/ioctl.c b/fs/btrfs/ioctl.c index 33eda39df685..8d47ec5fc4f4 100644 --- a/fs/btrfs/ioctl.c +++ b/fs/btrfs/ioctl.c @@ -1012,8 +1012,155 @@ out: return ret; } +/* + * Defrag specific helper to get an extent map. + * + * Differences between this and btrfs_get_extent() are: + * + * - No extent_map will be added to inode->extent_tree + * To reduce memory usage in the long run. + * + * - Extra optimization to skip file extents older than @newer_than + * By using btrfs_search_forward() we can skip entire file ranges that + * have extents created in past transactions, because btrfs_search_forward() + * will not visit leaves and nodes with a generation smaller than given + * minimal generation threshold (@newer_than). + * + * Return valid em if we find a file extent matching the requirement. + * Return NULL if we can not find a file extent matching the requirement. + * + * Return ERR_PTR() for error. + */ +static struct extent_map *defrag_get_extent(struct btrfs_inode *inode, + u64 start, u64 newer_than) +{ + struct btrfs_root *root = inode->root; + struct btrfs_file_extent_item *fi; + struct btrfs_path path = { 0 }; + struct extent_map *em; + struct btrfs_key key; + u64 ino = btrfs_ino(inode); + int ret; + + em = alloc_extent_map(); + if (!em) { + ret = -ENOMEM; + goto err; + } + + key.objectid = ino; + key.type = BTRFS_EXTENT_DATA_KEY; + key.offset = start; + + if (newer_than) { + ret = btrfs_search_forward(root, &key, &path, newer_than); + if (ret < 0) + goto err; + /* Can't find anything newer */ + if (ret > 0) + goto not_found; + } else { + ret = btrfs_search_slot(NULL, root, &key, &path, 0, 0); + if (ret < 0) + goto err; + } + if (path.slots[0] >= btrfs_header_nritems(path.nodes[0])) { + /* + * If btrfs_search_slot() makes path to point beyond nritems, + * we should not have an empty leaf, as this inode must at + * least have its INODE_ITEM. + */ + ASSERT(btrfs_header_nritems(path.nodes[0])); + path.slots[0] = btrfs_header_nritems(path.nodes[0]) - 1; + } + btrfs_item_key_to_cpu(path.nodes[0], &key, path.slots[0]); + /* Perfect match, no need to go one slot back */ + if (key.objectid == ino && key.type == BTRFS_EXTENT_DATA_KEY && + key.offset == start) + goto iterate; + + /* We didn't find a perfect match, needs to go one slot back */ + if (path.slots[0] > 0) { + btrfs_item_key_to_cpu(path.nodes[0], &key, path.slots[0]); + if (key.objectid == ino && key.type == BTRFS_EXTENT_DATA_KEY) + path.slots[0]--; + } + +iterate: + /* Iterate through the path to find a file extent covering @start */ + while (true) { + u64 extent_end; + + if (path.slots[0] >= btrfs_header_nritems(path.nodes[0])) + goto next; + + btrfs_item_key_to_cpu(path.nodes[0], &key, path.slots[0]); + + /* + * We may go one slot back to INODE_REF/XATTR item, then + * need to go forward until we reach an EXTENT_DATA. + * But we should still has the correct ino as key.objectid. + */ + if (WARN_ON(key.objectid < ino) || key.type < BTRFS_EXTENT_DATA_KEY) + goto next; + + /* It's beyond our target range, definitely not extent found */ + if (key.objectid > ino || key.type > BTRFS_EXTENT_DATA_KEY) + goto not_found; + + /* + * | |<- File extent ->| + * \- start + * + * This means there is a hole between start and key.offset. + */ + if (key.offset > start) { + em->start = start; + em->orig_start = start; + em->block_start = EXTENT_MAP_HOLE; + em->len = key.offset - start; + break; + } + + fi = btrfs_item_ptr(path.nodes[0], path.slots[0], + struct btrfs_file_extent_item); + extent_end = btrfs_file_extent_end(&path); + + /* + * |<- file extent ->| | + * \- start + * + * We haven't reached start, search next slot. + */ + if (extent_end <= start) + goto next; + + /* Now this extent covers @start, convert it to em */ + btrfs_extent_item_to_extent_map(inode, &path, fi, false, em); + break; +next: + ret = btrfs_next_item(root, &path); + if (ret < 0) + goto err; + if (ret > 0) + goto not_found; + } + btrfs_release_path(&path); + return em; + +not_found: + btrfs_release_path(&path); + free_extent_map(em); + return NULL; + +err: + btrfs_release_path(&path); + free_extent_map(em); + return ERR_PTR(ret); +} + static struct extent_map *defrag_lookup_extent(struct inode *inode, u64 start, - bool locked) + u64 newer_than, bool locked) { struct extent_map_tree *em_tree = &BTRFS_I(inode)->extent_tree; struct extent_io_tree *io_tree = &BTRFS_I(inode)->io_tree; @@ -1028,6 +1175,20 @@ static struct extent_map *defrag_lookup_extent(struct inode *inode, u64 start, em = lookup_extent_mapping(em_tree, start, sectorsize); read_unlock(&em_tree->lock); + /* + * We can get a merged extent, in that case, we need to re-search + * tree to get the original em for defrag. + * + * If @newer_than is 0 or em::generation < newer_than, we can trust + * this em, as either we don't care about the generation, or the + * merged extent map will be rejected anyway. + */ + if (em && test_bit(EXTENT_FLAG_MERGED, &em->flags) && + newer_than && em->generation >= newer_than) { + free_extent_map(em); + em = NULL; + } + if (!em) { struct extent_state *cached = NULL; u64 end = start + sectorsize - 1; @@ -1035,7 +1196,7 @@ static struct extent_map *defrag_lookup_extent(struct inode *inode, u64 start, /* get the big lock and read metadata off disk */ if (!locked) lock_extent_bits(io_tree, start, end, &cached); - em = btrfs_get_extent(BTRFS_I(inode), NULL, 0, start, sectorsize); + em = defrag_get_extent(BTRFS_I(inode), start, newer_than); if (!locked) unlock_extent_cached(io_tree, start, end, &cached); @@ -1046,23 +1207,42 @@ static struct extent_map *defrag_lookup_extent(struct inode *inode, u64 start, return em; } +static u32 get_extent_max_capacity(const struct extent_map *em) +{ + if (test_bit(EXTENT_FLAG_COMPRESSED, &em->flags)) + return BTRFS_MAX_COMPRESSED; + return BTRFS_MAX_EXTENT_SIZE; +} + static bool defrag_check_next_extent(struct inode *inode, struct extent_map *em, bool locked) { struct extent_map *next; - bool ret = true; + bool ret = false; /* this is the last extent */ if (em->start + em->len >= i_size_read(inode)) return false; - next = defrag_lookup_extent(inode, em->start + em->len, locked); + /* + * We want to check if the next extent can be merged with the current + * one, which can be an extent created in a past generation, so we pass + * a minimum generation of 0 to defrag_lookup_extent(). + */ + next = defrag_lookup_extent(inode, em->start + em->len, 0, locked); + /* No more em or hole */ if (!next || next->block_start >= EXTENT_MAP_LAST_BYTE) - ret = false; - else if ((em->block_start + em->block_len == next->block_start) && - (em->block_len > SZ_128K && next->block_len > SZ_128K)) - ret = false; - + goto out; + if (test_bit(EXTENT_FLAG_PREALLOC, &next->flags)) + goto out; + /* + * If the next extent is at its max capacity, defragging current extent + * makes no sense, as the total number of extents won't change. + */ + if (next->len >= get_extent_max_capacity(em)) + goto out; + ret = true; +out: free_extent_map(next); return ret; } @@ -1186,8 +1366,10 @@ struct defrag_target_range { static int defrag_collect_targets(struct btrfs_inode *inode, u64 start, u64 len, u32 extent_thresh, u64 newer_than, bool do_compress, - bool locked, struct list_head *target_list) + bool locked, struct list_head *target_list, + u64 *last_scanned_ret) { + bool last_is_target = false; u64 cur = start; int ret = 0; @@ -1197,7 +1379,9 @@ static int defrag_collect_targets(struct btrfs_inode *inode, bool next_mergeable = true; u64 range_len; - em = defrag_lookup_extent(&inode->vfs_inode, cur, locked); + last_is_target = false; + em = defrag_lookup_extent(&inode->vfs_inode, cur, + newer_than, locked); if (!em) break; @@ -1210,6 +1394,10 @@ static int defrag_collect_targets(struct btrfs_inode *inode, if (em->generation < newer_than) goto next; + /* This em is under writeback, no need to defrag */ + if (em->generation == (u64)-1) + goto next; + /* * Our start offset might be in the middle of an existing extent * map, so take that into account. @@ -1250,6 +1438,13 @@ static int defrag_collect_targets(struct btrfs_inode *inode, if (range_len >= extent_thresh) goto next; + /* + * Skip extents already at its max capacity, this is mostly for + * compressed extents, which max cap is only 128K. + */ + if (em->len >= get_extent_max_capacity(em)) + goto next; + next_mergeable = defrag_check_next_extent(&inode->vfs_inode, em, locked); if (!next_mergeable) { @@ -1268,6 +1463,7 @@ static int defrag_collect_targets(struct btrfs_inode *inode, } add: + last_is_target = true; range_len = min(extent_map_end(em), start + len) - cur; /* * This one is a good target, check if it can be merged into @@ -1311,6 +1507,17 @@ next: kfree(entry); } } + if (!ret && last_scanned_ret) { + /* + * If the last extent is not a target, the caller can skip to + * the end of that extent. + * Otherwise, we can only go the end of the specified range. + */ + if (!last_is_target) + *last_scanned_ret = max(cur, *last_scanned_ret); + else + *last_scanned_ret = max(start + len, *last_scanned_ret); + } return ret; } @@ -1369,7 +1576,8 @@ static int defrag_one_locked_target(struct btrfs_inode *inode, } static int defrag_one_range(struct btrfs_inode *inode, u64 start, u32 len, - u32 extent_thresh, u64 newer_than, bool do_compress) + u32 extent_thresh, u64 newer_than, bool do_compress, + u64 *last_scanned_ret) { struct extent_state *cached_state = NULL; struct defrag_target_range *entry; @@ -1415,7 +1623,7 @@ static int defrag_one_range(struct btrfs_inode *inode, u64 start, u32 len, */ ret = defrag_collect_targets(inode, start, len, extent_thresh, newer_than, do_compress, true, - &target_list); + &target_list, last_scanned_ret); if (ret < 0) goto unlock_extent; @@ -1450,7 +1658,8 @@ static int defrag_one_cluster(struct btrfs_inode *inode, u64 start, u32 len, u32 extent_thresh, u64 newer_than, bool do_compress, unsigned long *sectors_defragged, - unsigned long max_sectors) + unsigned long max_sectors, + u64 *last_scanned_ret) { const u32 sectorsize = inode->root->fs_info->sectorsize; struct defrag_target_range *entry; @@ -1461,7 +1670,7 @@ static int defrag_one_cluster(struct btrfs_inode *inode, BUILD_BUG_ON(!IS_ALIGNED(CLUSTER_SIZE, PAGE_SIZE)); ret = defrag_collect_targets(inode, start, len, extent_thresh, newer_than, do_compress, false, - &target_list); + &target_list, NULL); if (ret < 0) goto out; @@ -1478,6 +1687,15 @@ static int defrag_one_cluster(struct btrfs_inode *inode, range_len = min_t(u32, range_len, (max_sectors - *sectors_defragged) * sectorsize); + /* + * If defrag_one_range() has updated last_scanned_ret, + * our range may already be invalid (e.g. hole punched). + * Skip if our range is before last_scanned_ret, as there is + * no need to defrag the range anymore. + */ + if (entry->start + range_len <= *last_scanned_ret) + continue; + if (ra) page_cache_sync_readahead(inode->vfs_inode.i_mapping, ra, NULL, entry->start >> PAGE_SHIFT, @@ -1490,7 +1708,8 @@ static int defrag_one_cluster(struct btrfs_inode *inode, * accounting. */ ret = defrag_one_range(inode, entry->start, range_len, - extent_thresh, newer_than, do_compress); + extent_thresh, newer_than, do_compress, + last_scanned_ret); if (ret < 0) break; *sectors_defragged += range_len >> @@ -1501,6 +1720,8 @@ out: list_del_init(&entry->list); kfree(entry); } + if (ret >= 0) + *last_scanned_ret = max(*last_scanned_ret, start + len); return ret; } @@ -1586,6 +1807,7 @@ int btrfs_defrag_file(struct inode *inode, struct file_ra_state *ra, while (cur < last_byte) { const unsigned long prev_sectors_defragged = sectors_defragged; + u64 last_scanned = cur; u64 cluster_end; /* The cluster size 256K should always be page aligned */ @@ -1615,8 +1837,8 @@ int btrfs_defrag_file(struct inode *inode, struct file_ra_state *ra, BTRFS_I(inode)->defrag_compress = compress_type; ret = defrag_one_cluster(BTRFS_I(inode), ra, cur, cluster_end + 1 - cur, extent_thresh, - newer_than, do_compress, - §ors_defragged, max_to_defrag); + newer_than, do_compress, §ors_defragged, + max_to_defrag, &last_scanned); if (sectors_defragged > prev_sectors_defragged) balance_dirty_pages_ratelimited(inode->i_mapping); @@ -1624,11 +1846,12 @@ int btrfs_defrag_file(struct inode *inode, struct file_ra_state *ra, btrfs_inode_unlock(inode, 0); if (ret < 0) break; - cur = cluster_end + 1; + cur = max(cluster_end + 1, last_scanned); if (ret > 0) { ret = 0; break; } + cond_resched(); } if (ra_allocated) diff --git a/fs/btrfs/lzo.c b/fs/btrfs/lzo.c index 0fb90cbe7669..e6e28a9c7987 100644 --- a/fs/btrfs/lzo.c +++ b/fs/btrfs/lzo.c @@ -380,6 +380,17 @@ int lzo_decompress_bio(struct list_head *ws, struct compressed_bio *cb) kunmap(cur_page); cur_in += LZO_LEN; + if (seg_len > lzo1x_worst_compress(PAGE_SIZE)) { + /* + * seg_len shouldn't be larger than we have allocated + * for workspace->cbuf + */ + btrfs_err(fs_info, "unexpectedly large lzo segment len %u", + seg_len); + ret = -EIO; + goto out; + } + /* Copy the compressed segment payload into workspace */ copy_compressed_segment(cb, workspace->cbuf, seg_len, &cur_in); diff --git a/fs/btrfs/qgroup.c b/fs/btrfs/qgroup.c index f12dc687350c..30d42ea655ce 100644 --- a/fs/btrfs/qgroup.c +++ b/fs/btrfs/qgroup.c @@ -1197,13 +1197,20 @@ int btrfs_quota_disable(struct btrfs_fs_info *fs_info) goto out; /* + * Unlock the qgroup_ioctl_lock mutex before waiting for the rescan worker to + * complete. Otherwise we can deadlock because btrfs_remove_qgroup() needs + * to lock that mutex while holding a transaction handle and the rescan + * worker needs to commit a transaction. + */ + mutex_unlock(&fs_info->qgroup_ioctl_lock); + + /* * Request qgroup rescan worker to complete and wait for it. This wait * must be done before transaction start for quota disable since it may * deadlock with transaction by the qgroup rescan worker. */ clear_bit(BTRFS_FS_QUOTA_ENABLED, &fs_info->flags); btrfs_qgroup_wait_for_completion(fs_info, false); - mutex_unlock(&fs_info->qgroup_ioctl_lock); /* * 1 For the root item diff --git a/fs/btrfs/relocation.c b/fs/btrfs/relocation.c index f5465197996d..9d8054839782 100644 --- a/fs/btrfs/relocation.c +++ b/fs/btrfs/relocation.c @@ -3960,6 +3960,19 @@ int btrfs_relocate_block_group(struct btrfs_fs_info *fs_info, u64 group_start) int rw = 0; int err = 0; + /* + * This only gets set if we had a half-deleted snapshot on mount. We + * cannot allow relocation to start while we're still trying to clean up + * these pending deletions. + */ + ret = wait_on_bit(&fs_info->flags, BTRFS_FS_UNFINISHED_DROPS, TASK_INTERRUPTIBLE); + if (ret) + return ret; + + /* We may have been woken up by close_ctree, so bail if we're closing. */ + if (btrfs_fs_closing(fs_info)) + return -EINTR; + bg = btrfs_lookup_block_group(fs_info, group_start); if (!bg) return -ENOENT; diff --git a/fs/btrfs/root-tree.c b/fs/btrfs/root-tree.c index 3d68d2dcd83e..ca7426ef61c8 100644 --- a/fs/btrfs/root-tree.c +++ b/fs/btrfs/root-tree.c @@ -278,6 +278,21 @@ int btrfs_find_orphan_roots(struct btrfs_fs_info *fs_info) WARN_ON(!test_bit(BTRFS_ROOT_ORPHAN_ITEM_INSERTED, &root->state)); if (btrfs_root_refs(&root->root_item) == 0) { + struct btrfs_key drop_key; + + btrfs_disk_key_to_cpu(&drop_key, &root->root_item.drop_progress); + /* + * If we have a non-zero drop_progress then we know we + * made it partly through deleting this snapshot, and + * thus we need to make sure we block any balance from + * happening until this snapshot is completely dropped. + */ + if (drop_key.objectid != 0 || drop_key.type != 0 || + drop_key.offset != 0) { + set_bit(BTRFS_FS_UNFINISHED_DROPS, &fs_info->flags); + set_bit(BTRFS_ROOT_UNFINISHED_DROP, &root->state); + } + set_bit(BTRFS_ROOT_DEAD_TREE, &root->state); btrfs_add_dead_root(root); } diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c index d8ccb62aa7d2..201eb2628aea 100644 --- a/fs/btrfs/send.c +++ b/fs/btrfs/send.c @@ -4999,6 +4999,10 @@ static int put_file_data(struct send_ctx *sctx, u64 offset, u32 len) lock_page(page); if (!PageUptodate(page)) { unlock_page(page); + btrfs_err(fs_info, + "send: IO error at offset %llu for inode %llu root %llu", + page_offset(page), sctx->cur_ino, + sctx->send_root->root_key.objectid); put_page(page); ret = -EIO; break; diff --git a/fs/btrfs/subpage.c b/fs/btrfs/subpage.c index 29bd8c7a7706..ef7ae20d2b77 100644 --- a/fs/btrfs/subpage.c +++ b/fs/btrfs/subpage.c @@ -736,7 +736,7 @@ void btrfs_page_unlock_writer(struct btrfs_fs_info *fs_info, struct page *page, * Since we own the page lock, no one else could touch subpage::writers * and we are safe to do several atomic operations without spinlock. */ - if (atomic_read(&subpage->writers)) + if (atomic_read(&subpage->writers) == 0) /* No writers, locked by plain lock_page() */ return unlock_page(page); diff --git a/fs/btrfs/transaction.c b/fs/btrfs/transaction.c index c43bbc7f623e..1f1c25db6f6b 100644 --- a/fs/btrfs/transaction.c +++ b/fs/btrfs/transaction.c @@ -854,7 +854,37 @@ btrfs_attach_transaction_barrier(struct btrfs_root *root) static noinline void wait_for_commit(struct btrfs_transaction *commit, const enum btrfs_trans_state min_state) { - wait_event(commit->commit_wait, commit->state >= min_state); + struct btrfs_fs_info *fs_info = commit->fs_info; + u64 transid = commit->transid; + bool put = false; + + while (1) { + wait_event(commit->commit_wait, commit->state >= min_state); + if (put) + btrfs_put_transaction(commit); + + if (min_state < TRANS_STATE_COMPLETED) + break; + + /* + * A transaction isn't really completed until all of the + * previous transactions are completed, but with fsync we can + * end up with SUPER_COMMITTED transactions before a COMPLETED + * transaction. Wait for those. + */ + + spin_lock(&fs_info->trans_lock); + commit = list_first_entry_or_null(&fs_info->trans_list, + struct btrfs_transaction, + list); + if (!commit || commit->transid > transid) { + spin_unlock(&fs_info->trans_lock); + break; + } + refcount_inc(&commit->use_count); + put = true; + spin_unlock(&fs_info->trans_lock); + } } int btrfs_wait_for_commit(struct btrfs_fs_info *fs_info, u64 transid) @@ -1320,6 +1350,32 @@ again: } /* + * If we had a pending drop we need to see if there are any others left in our + * dead roots list, and if not clear our bit and wake any waiters. + */ +void btrfs_maybe_wake_unfinished_drop(struct btrfs_fs_info *fs_info) +{ + /* + * We put the drop in progress roots at the front of the list, so if the + * first entry doesn't have UNFINISHED_DROP set we can wake everybody + * up. + */ + spin_lock(&fs_info->trans_lock); + if (!list_empty(&fs_info->dead_roots)) { + struct btrfs_root *root = list_first_entry(&fs_info->dead_roots, + struct btrfs_root, + root_list); + if (test_bit(BTRFS_ROOT_UNFINISHED_DROP, &root->state)) { + spin_unlock(&fs_info->trans_lock); + return; + } + } + spin_unlock(&fs_info->trans_lock); + + btrfs_wake_unfinished_drop(fs_info); +} + +/* * dead roots are old snapshots that need to be deleted. This allocates * a dirty root struct and adds it into the list of dead roots that need to * be deleted @@ -1331,7 +1387,12 @@ void btrfs_add_dead_root(struct btrfs_root *root) spin_lock(&fs_info->trans_lock); if (list_empty(&root->root_list)) { btrfs_grab_root(root); - list_add_tail(&root->root_list, &fs_info->dead_roots); + + /* We want to process the partially complete drops first. */ + if (test_bit(BTRFS_ROOT_UNFINISHED_DROP, &root->state)) + list_add(&root->root_list, &fs_info->dead_roots); + else + list_add_tail(&root->root_list, &fs_info->dead_roots); } spin_unlock(&fs_info->trans_lock); } @@ -1981,16 +2042,24 @@ static void btrfs_cleanup_pending_block_groups(struct btrfs_trans_handle *trans) static inline int btrfs_start_delalloc_flush(struct btrfs_fs_info *fs_info) { /* - * We use writeback_inodes_sb here because if we used + * We use try_to_writeback_inodes_sb() here because if we used * btrfs_start_delalloc_roots we would deadlock with fs freeze. * Currently are holding the fs freeze lock, if we do an async flush * we'll do btrfs_join_transaction() and deadlock because we need to * wait for the fs freeze lock. Using the direct flushing we benefit * from already being in a transaction and our join_transaction doesn't * have to re-take the fs freeze lock. + * + * Note that try_to_writeback_inodes_sb() will only trigger writeback + * if it can read lock sb->s_umount. It will always be able to lock it, + * except when the filesystem is being unmounted or being frozen, but in + * those cases sync_filesystem() is called, which results in calling + * writeback_inodes_sb() while holding a write lock on sb->s_umount. + * Note that we don't call writeback_inodes_sb() directly, because it + * will emit a warning if sb->s_umount is not locked. */ if (btrfs_test_opt(fs_info, FLUSHONCOMMIT)) - writeback_inodes_sb(fs_info->sb, WB_REASON_SYNC); + try_to_writeback_inodes_sb(fs_info->sb, WB_REASON_SYNC); return 0; } diff --git a/fs/btrfs/transaction.h b/fs/btrfs/transaction.h index 9402d8d94484..ba8a9826eb37 100644 --- a/fs/btrfs/transaction.h +++ b/fs/btrfs/transaction.h @@ -216,6 +216,7 @@ int btrfs_wait_for_commit(struct btrfs_fs_info *fs_info, u64 transid); void btrfs_add_dead_root(struct btrfs_root *root); int btrfs_defrag_root(struct btrfs_root *root); +void btrfs_maybe_wake_unfinished_drop(struct btrfs_fs_info *fs_info); int btrfs_clean_one_deleted_snapshot(struct btrfs_root *root); int btrfs_commit_transaction(struct btrfs_trans_handle *trans); void btrfs_commit_transaction_async(struct btrfs_trans_handle *trans); diff --git a/fs/btrfs/tree-checker.c b/fs/btrfs/tree-checker.c index 9fd145f1c4bc..aae5697dde32 100644 --- a/fs/btrfs/tree-checker.c +++ b/fs/btrfs/tree-checker.c @@ -1682,6 +1682,7 @@ static int check_leaf(struct extent_buffer *leaf, bool check_item_data) */ for (slot = 0; slot < nritems; slot++) { u32 item_end_expected; + u64 item_data_end; int ret; btrfs_item_key_to_cpu(leaf, &key, slot); @@ -1696,6 +1697,8 @@ static int check_leaf(struct extent_buffer *leaf, bool check_item_data) return -EUCLEAN; } + item_data_end = (u64)btrfs_item_offset(leaf, slot) + + btrfs_item_size(leaf, slot); /* * Make sure the offset and ends are right, remember that the * item data starts at the end of the leaf and grows towards the @@ -1706,11 +1709,10 @@ static int check_leaf(struct extent_buffer *leaf, bool check_item_data) else item_end_expected = btrfs_item_offset(leaf, slot - 1); - if (unlikely(btrfs_item_data_end(leaf, slot) != item_end_expected)) { + if (unlikely(item_data_end != item_end_expected)) { generic_err(leaf, slot, - "unexpected item end, have %u expect %u", - btrfs_item_data_end(leaf, slot), - item_end_expected); + "unexpected item end, have %llu expect %u", + item_data_end, item_end_expected); return -EUCLEAN; } @@ -1719,12 +1721,10 @@ static int check_leaf(struct extent_buffer *leaf, bool check_item_data) * just in case all the items are consistent to each other, but * all point outside of the leaf. */ - if (unlikely(btrfs_item_data_end(leaf, slot) > - BTRFS_LEAF_DATA_SIZE(fs_info))) { + if (unlikely(item_data_end > BTRFS_LEAF_DATA_SIZE(fs_info))) { generic_err(leaf, slot, - "slot end outside of leaf, have %u expect range [0, %u]", - btrfs_item_data_end(leaf, slot), - BTRFS_LEAF_DATA_SIZE(fs_info)); + "slot end outside of leaf, have %llu expect range [0, %u]", + item_data_end, BTRFS_LEAF_DATA_SIZE(fs_info)); return -EUCLEAN; } diff --git a/fs/btrfs/tree-log.c b/fs/btrfs/tree-log.c index 3ee014c06b82..6bc8834ac8f7 100644 --- a/fs/btrfs/tree-log.c +++ b/fs/btrfs/tree-log.c @@ -1362,6 +1362,15 @@ again: inode, name, namelen); kfree(name); iput(dir); + /* + * Whenever we need to check if a name exists or not, we + * check the subvolume tree. So after an unlink we must + * run delayed items, so that future checks for a name + * during log replay see that the name does not exists + * anymore. + */ + if (!ret) + ret = btrfs_run_delayed_items(trans); if (ret) goto out; goto again; @@ -1614,6 +1623,15 @@ static noinline int add_inode_ref(struct btrfs_trans_handle *trans, */ if (!ret && inode->i_nlink == 0) inc_nlink(inode); + /* + * Whenever we need to check if a name exists or + * not, we check the subvolume tree. So after an + * unlink we must run delayed items, so that future + * checks for a name during log replay see that the + * name does not exists anymore. + */ + if (!ret) + ret = btrfs_run_delayed_items(trans); } if (ret < 0) goto out; @@ -4635,7 +4653,7 @@ static int log_one_extent(struct btrfs_trans_handle *trans, /* * Log all prealloc extents beyond the inode's i_size to make sure we do not - * lose them after doing a fast fsync and replaying the log. We scan the + * lose them after doing a full/fast fsync and replaying the log. We scan the * subvolume's root instead of iterating the inode's extent map tree because * otherwise we can log incorrect extent items based on extent map conversion. * That can happen due to the fact that extent maps are merged when they @@ -5414,6 +5432,7 @@ static int copy_inode_items_to_log(struct btrfs_trans_handle *trans, struct btrfs_log_ctx *ctx, bool *need_log_inode_item) { + const u64 i_size = i_size_read(&inode->vfs_inode); struct btrfs_root *root = inode->root; int ins_start_slot = 0; int ins_nr = 0; @@ -5434,13 +5453,21 @@ again: if (min_key->type > max_key->type) break; - if (min_key->type == BTRFS_INODE_ITEM_KEY) + if (min_key->type == BTRFS_INODE_ITEM_KEY) { *need_log_inode_item = false; - - if ((min_key->type == BTRFS_INODE_REF_KEY || - min_key->type == BTRFS_INODE_EXTREF_KEY) && - inode->generation == trans->transid && - !recursive_logging) { + } else if (min_key->type == BTRFS_EXTENT_DATA_KEY && + min_key->offset >= i_size) { + /* + * Extents at and beyond eof are logged with + * btrfs_log_prealloc_extents(). + * Only regular files have BTRFS_EXTENT_DATA_KEY keys, + * and no keys greater than that, so bail out. + */ + break; + } else if ((min_key->type == BTRFS_INODE_REF_KEY || + min_key->type == BTRFS_INODE_EXTREF_KEY) && + inode->generation == trans->transid && + !recursive_logging) { u64 other_ino = 0; u64 other_parent = 0; @@ -5471,10 +5498,8 @@ again: btrfs_release_path(path); goto next_key; } - } - - /* Skip xattrs, we log them later with btrfs_log_all_xattrs() */ - if (min_key->type == BTRFS_XATTR_ITEM_KEY) { + } else if (min_key->type == BTRFS_XATTR_ITEM_KEY) { + /* Skip xattrs, logged later with btrfs_log_all_xattrs() */ if (ins_nr == 0) goto next_slot; ret = copy_items(trans, inode, dst_path, path, @@ -5527,9 +5552,21 @@ next_key: break; } } - if (ins_nr) + if (ins_nr) { ret = copy_items(trans, inode, dst_path, path, ins_start_slot, ins_nr, inode_only, logged_isize); + if (ret) + return ret; + } + + if (inode_only == LOG_INODE_ALL && S_ISREG(inode->vfs_inode.i_mode)) { + /* + * Release the path because otherwise we might attempt to double + * lock the same leaf with btrfs_log_prealloc_extents() below. + */ + btrfs_release_path(path); + ret = btrfs_log_prealloc_extents(trans, inode, dst_path); + } return ret; } diff --git a/fs/cachefiles/interface.c b/fs/cachefiles/interface.c index 51c968cd00a6..ae93cee9d25d 100644 --- a/fs/cachefiles/interface.c +++ b/fs/cachefiles/interface.c @@ -254,7 +254,7 @@ static bool cachefiles_shorten_object(struct cachefiles_object *object, ret = cachefiles_inject_write_error(); if (ret == 0) ret = vfs_fallocate(file, FALLOC_FL_ZERO_RANGE, - new_size, dio_size); + new_size, dio_size - new_size); if (ret < 0) { trace_cachefiles_io_error(object, file_inode(file), ret, cachefiles_trace_fallocate_error); diff --git a/fs/cachefiles/xattr.c b/fs/cachefiles/xattr.c index 83f41bd0c3a9..35465109d9c4 100644 --- a/fs/cachefiles/xattr.c +++ b/fs/cachefiles/xattr.c @@ -28,6 +28,11 @@ struct cachefiles_xattr { static const char cachefiles_xattr_cache[] = XATTR_USER_PREFIX "CacheFiles.cache"; +struct cachefiles_vol_xattr { + __be32 reserved; /* Reserved, should be 0 */ + __u8 data[]; /* netfs volume coherency data */ +} __packed; + /* * set the state xattr on a cache file */ @@ -185,6 +190,7 @@ void cachefiles_prepare_to_write(struct fscache_cookie *cookie) */ bool cachefiles_set_volume_xattr(struct cachefiles_volume *volume) { + struct cachefiles_vol_xattr *buf; unsigned int len = volume->vcookie->coherency_len; const void *p = volume->vcookie->coherency; struct dentry *dentry = volume->dentry; @@ -192,10 +198,17 @@ bool cachefiles_set_volume_xattr(struct cachefiles_volume *volume) _enter("%x,#%d", volume->vcookie->debug_id, len); + len += sizeof(*buf); + buf = kmalloc(len, GFP_KERNEL); + if (!buf) + return false; + buf->reserved = cpu_to_be32(0); + memcpy(buf->data, p, len); + ret = cachefiles_inject_write_error(); if (ret == 0) ret = vfs_setxattr(&init_user_ns, dentry, cachefiles_xattr_cache, - p, len, 0); + buf, len, 0); if (ret < 0) { trace_cachefiles_vfs_error(NULL, d_inode(dentry), ret, cachefiles_trace_setxattr_error); @@ -209,6 +222,7 @@ bool cachefiles_set_volume_xattr(struct cachefiles_volume *volume) cachefiles_coherency_vol_set_ok); } + kfree(buf); _leave(" = %d", ret); return ret == 0; } @@ -218,7 +232,7 @@ bool cachefiles_set_volume_xattr(struct cachefiles_volume *volume) */ int cachefiles_check_volume_xattr(struct cachefiles_volume *volume) { - struct cachefiles_xattr *buf; + struct cachefiles_vol_xattr *buf; struct dentry *dentry = volume->dentry; unsigned int len = volume->vcookie->coherency_len; const void *p = volume->vcookie->coherency; @@ -228,6 +242,7 @@ int cachefiles_check_volume_xattr(struct cachefiles_volume *volume) _enter(""); + len += sizeof(*buf); buf = kmalloc(len, GFP_KERNEL); if (!buf) return -ENOMEM; @@ -245,7 +260,9 @@ int cachefiles_check_volume_xattr(struct cachefiles_volume *volume) "Failed to read xattr with error %zd", xlen); } why = cachefiles_coherency_vol_check_xattr; - } else if (memcmp(buf->data, p, len) != 0) { + } else if (buf->reserved != cpu_to_be32(0)) { + why = cachefiles_coherency_vol_check_resv; + } else if (memcmp(buf->data, p, len - sizeof(*buf)) != 0) { why = cachefiles_coherency_vol_check_cmp; } else { why = cachefiles_coherency_vol_check_ok; diff --git a/fs/cifs/cifsacl.c b/fs/cifs/cifsacl.c index ee3aab3dd4ac..bf861fef2f0c 100644 --- a/fs/cifs/cifsacl.c +++ b/fs/cifs/cifsacl.c @@ -949,6 +949,9 @@ static void populate_new_aces(char *nacl_base, pnntace = (struct cifs_ace *) (nacl_base + nsize); nsize += setup_special_mode_ACE(pnntace, nmode); num_aces++; + pnntace = (struct cifs_ace *) (nacl_base + nsize); + nsize += setup_authusers_ACE(pnntace); + num_aces++; goto set_size; } @@ -1297,7 +1300,7 @@ static int build_sec_desc(struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, if (uid_valid(uid)) { /* chown */ uid_t id; - nowner_sid_ptr = kmalloc(sizeof(struct cifs_sid), + nowner_sid_ptr = kzalloc(sizeof(struct cifs_sid), GFP_KERNEL); if (!nowner_sid_ptr) { rc = -ENOMEM; @@ -1326,7 +1329,7 @@ static int build_sec_desc(struct cifs_ntsd *pntsd, struct cifs_ntsd *pnntsd, } if (gid_valid(gid)) { /* chgrp */ gid_t id; - ngroup_sid_ptr = kmalloc(sizeof(struct cifs_sid), + ngroup_sid_ptr = kzalloc(sizeof(struct cifs_sid), GFP_KERNEL); if (!ngroup_sid_ptr) { rc = -ENOMEM; @@ -1613,7 +1616,7 @@ id_mode_to_cifs_acl(struct inode *inode, const char *path, __u64 *pnmode, nsecdesclen = secdesclen; if (pnmode && *pnmode != NO_CHANGE_64) { /* chmod */ if (mode_from_sid) - nsecdesclen += sizeof(struct cifs_ace); + nsecdesclen += 2 * sizeof(struct cifs_ace); else /* cifsacl */ nsecdesclen += 5 * sizeof(struct cifs_ace); } else { /* chown */ diff --git a/fs/cifs/cifsfs.c b/fs/cifs/cifsfs.c index 199edac0cb59..082c21478686 100644 --- a/fs/cifs/cifsfs.c +++ b/fs/cifs/cifsfs.c @@ -919,6 +919,7 @@ cifs_smb3_do_mount(struct file_system_type *fs_type, out_super: deactivate_locked_super(sb); + return root; out: if (cifs_sb) { kfree(cifs_sb->prepath); diff --git a/fs/cifs/connect.c b/fs/cifs/connect.c index 053cb449eb16..d3020abfe404 100644 --- a/fs/cifs/connect.c +++ b/fs/cifs/connect.c @@ -3924,7 +3924,8 @@ cifs_setup_session(const unsigned int xid, struct cifs_ses *ses, /* only send once per connect */ spin_lock(&cifs_tcp_ses_lock); - if (server->tcpStatus != CifsNeedSessSetup) { + if ((server->tcpStatus != CifsNeedSessSetup) && + (ses->status == CifsGood)) { spin_unlock(&cifs_tcp_ses_lock); return 0; } diff --git a/fs/cifs/fs_context.c b/fs/cifs/fs_context.c index 7ec35f3f0a5f..a92e9eec521f 100644 --- a/fs/cifs/fs_context.c +++ b/fs/cifs/fs_context.c @@ -149,7 +149,7 @@ const struct fs_parameter_spec smb3_fs_parameters[] = { fsparam_u32("echo_interval", Opt_echo_interval), fsparam_u32("max_credits", Opt_max_credits), fsparam_u32("handletimeout", Opt_handletimeout), - fsparam_u32("snapshot", Opt_snapshot), + fsparam_u64("snapshot", Opt_snapshot), fsparam_u32("max_channels", Opt_max_channels), /* Mount options which take string value */ @@ -1078,7 +1078,7 @@ static int smb3_fs_context_parse_param(struct fs_context *fc, ctx->echo_interval = result.uint_32; break; case Opt_snapshot: - ctx->snapshot_time = result.uint_32; + ctx->snapshot_time = result.uint_64; break; case Opt_max_credits: if (result.uint_32 < 20 || result.uint_32 > 60000) { diff --git a/fs/cifs/sess.c b/fs/cifs/sess.c index 5723d50340e5..32f478c7a66d 100644 --- a/fs/cifs/sess.c +++ b/fs/cifs/sess.c @@ -127,11 +127,6 @@ int cifs_try_adding_channels(struct cifs_sb_info *cifs_sb, struct cifs_ses *ses) struct cifs_server_iface *ifaces = NULL; size_t iface_count; - if (ses->server->dialect < SMB30_PROT_ID) { - cifs_dbg(VFS, "multichannel is not supported on this protocol version, use 3.0 or above\n"); - return 0; - } - spin_lock(&ses->chan_lock); new_chan_count = old_chan_count = ses->chan_count; @@ -145,6 +140,12 @@ int cifs_try_adding_channels(struct cifs_sb_info *cifs_sb, struct cifs_ses *ses) return 0; } + if (ses->server->dialect < SMB30_PROT_ID) { + spin_unlock(&ses->chan_lock); + cifs_dbg(VFS, "multichannel is not supported on this protocol version, use 3.0 or above\n"); + return 0; + } + if (!(ses->server->capabilities & SMB2_GLOBAL_CAP_MULTI_CHANNEL)) { ses->chan_max = 1; spin_unlock(&ses->chan_lock); diff --git a/fs/cifs/xattr.c b/fs/cifs/xattr.c index 7d8b72d67c80..9d486fbbfbbd 100644 --- a/fs/cifs/xattr.c +++ b/fs/cifs/xattr.c @@ -175,11 +175,13 @@ static int cifs_xattr_set(const struct xattr_handler *handler, switch (handler->flags) { case XATTR_CIFS_NTSD_FULL: aclflags = (CIFS_ACL_OWNER | + CIFS_ACL_GROUP | CIFS_ACL_DACL | CIFS_ACL_SACL); break; case XATTR_CIFS_NTSD: aclflags = (CIFS_ACL_OWNER | + CIFS_ACL_GROUP | CIFS_ACL_DACL); break; case XATTR_CIFS_ACL: diff --git a/fs/configfs/dir.c b/fs/configfs/dir.c index d3cd2a94d1e8..d1f9d2632202 100644 --- a/fs/configfs/dir.c +++ b/fs/configfs/dir.c @@ -34,6 +34,14 @@ */ DEFINE_SPINLOCK(configfs_dirent_lock); +/* + * All of link_obj/unlink_obj/link_group/unlink_group require that + * subsys->su_mutex is held. + * But parent configfs_subsystem is NULL when config_item is root. + * Use this mutex when config_item is root. + */ +static DEFINE_MUTEX(configfs_subsystem_mutex); + static void configfs_d_iput(struct dentry * dentry, struct inode * inode) { @@ -1859,7 +1867,9 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) group->cg_item.ci_name = group->cg_item.ci_namebuf; sd = root->d_fsdata; + mutex_lock(&configfs_subsystem_mutex); link_group(to_config_group(sd->s_element), group); + mutex_unlock(&configfs_subsystem_mutex); inode_lock_nested(d_inode(root), I_MUTEX_PARENT); @@ -1884,7 +1894,9 @@ int configfs_register_subsystem(struct configfs_subsystem *subsys) inode_unlock(d_inode(root)); if (err) { + mutex_lock(&configfs_subsystem_mutex); unlink_group(group); + mutex_unlock(&configfs_subsystem_mutex); configfs_release_fs(); } put_fragment(frag); @@ -1931,7 +1943,9 @@ void configfs_unregister_subsystem(struct configfs_subsystem *subsys) dput(dentry); + mutex_lock(&configfs_subsystem_mutex); unlink_group(group); + mutex_unlock(&configfs_subsystem_mutex); configfs_release_fs(); } diff --git a/fs/erofs/internal.h b/fs/erofs/internal.h index b8272fb95fd6..5aa2cf2c2f80 100644 --- a/fs/erofs/internal.h +++ b/fs/erofs/internal.h @@ -325,7 +325,7 @@ struct erofs_inode { unsigned char z_algorithmtype[2]; unsigned char z_logical_clusterbits; unsigned long z_tailextent_headlcn; - unsigned int z_idataoff; + erofs_off_t z_idataoff; unsigned short z_idata_size; }; #endif /* CONFIG_EROFS_FS_ZIP */ diff --git a/fs/file_table.c b/fs/file_table.c index 4969021fa676..7d2e692b66a9 100644 --- a/fs/file_table.c +++ b/fs/file_table.c @@ -27,6 +27,7 @@ #include <linux/task_work.h> #include <linux/ima.h> #include <linux/swap.h> +#include <linux/kmemleak.h> #include <linux/atomic.h> @@ -119,8 +120,11 @@ static struct ctl_table fs_stat_sysctls[] = { static int __init init_fs_stat_sysctls(void) { register_sysctl_init("fs", fs_stat_sysctls); - if (IS_ENABLED(CONFIG_BINFMT_MISC)) - register_sysctl_mount_point("fs/binfmt_misc"); + if (IS_ENABLED(CONFIG_BINFMT_MISC)) { + struct ctl_table_header *hdr; + hdr = register_sysctl_mount_point("fs/binfmt_misc"); + kmemleak_not_leak(hdr); + } return 0; } fs_initcall(init_fs_stat_sysctls); diff --git a/fs/fuse/dev.c b/fs/fuse/dev.c index cd54a529460d..592730fd6e42 100644 --- a/fs/fuse/dev.c +++ b/fs/fuse/dev.c @@ -941,7 +941,17 @@ static int fuse_copy_page(struct fuse_copy_state *cs, struct page **pagep, while (count) { if (cs->write && cs->pipebufs && page) { - return fuse_ref_page(cs, page, offset, count); + /* + * Can't control lifetime of pipe buffers, so always + * copy user pages. + */ + if (cs->req->args->user_pages) { + err = fuse_copy_fill(cs); + if (err) + return err; + } else { + return fuse_ref_page(cs, page, offset, count); + } } else if (!cs->len) { if (cs->move_pages && page && offset == 0 && count == PAGE_SIZE) { diff --git a/fs/fuse/file.c b/fs/fuse/file.c index 829094451774..0fc150c1c50b 100644 --- a/fs/fuse/file.c +++ b/fs/fuse/file.c @@ -1413,6 +1413,7 @@ static int fuse_get_user_pages(struct fuse_args_pages *ap, struct iov_iter *ii, (PAGE_SIZE - ret) & (PAGE_SIZE - 1); } + ap->args.user_pages = true; if (write) ap->args.in_pages = true; else diff --git a/fs/fuse/fuse_i.h b/fs/fuse/fuse_i.h index e8e59fbdefeb..eac4984cc753 100644 --- a/fs/fuse/fuse_i.h +++ b/fs/fuse/fuse_i.h @@ -256,6 +256,7 @@ struct fuse_args { bool nocreds:1; bool in_pages:1; bool out_pages:1; + bool user_pages:1; bool out_argvar:1; bool page_zeroing:1; bool page_replace:1; diff --git a/fs/fuse/inode.c b/fs/fuse/inode.c index ee846ce371d8..9ee36aa73251 100644 --- a/fs/fuse/inode.c +++ b/fs/fuse/inode.c @@ -23,6 +23,7 @@ #include <linux/exportfs.h> #include <linux/posix_acl.h> #include <linux/pid_namespace.h> +#include <uapi/linux/magic.h> MODULE_AUTHOR("Miklos Szeredi <miklos@szeredi.hu>"); MODULE_DESCRIPTION("Filesystem in Userspace"); @@ -50,8 +51,6 @@ MODULE_PARM_DESC(max_user_congthresh, "Global limit for the maximum congestion threshold an " "unprivileged user can set"); -#define FUSE_SUPER_MAGIC 0x65735546 - #define FUSE_DEFAULT_BLKSIZE 512 /** Maximum number of outstanding background requests */ diff --git a/fs/fuse/ioctl.c b/fs/fuse/ioctl.c index fbc09dab1f85..df58966bc874 100644 --- a/fs/fuse/ioctl.c +++ b/fs/fuse/ioctl.c @@ -394,9 +394,12 @@ static int fuse_priv_ioctl(struct inode *inode, struct fuse_file *ff, args.out_args[1].value = ptr; err = fuse_simple_request(fm, &args); - if (!err && outarg.flags & FUSE_IOCTL_RETRY) - err = -EIO; - + if (!err) { + if (outarg.result < 0) + err = outarg.result; + else if (outarg.flags & FUSE_IOCTL_RETRY) + err = -EIO; + } return err; } diff --git a/fs/io_uring.c b/fs/io_uring.c index 77b9c7e4793b..4715980e9015 100644 --- a/fs/io_uring.c +++ b/fs/io_uring.c @@ -4567,6 +4567,7 @@ static int io_add_buffers(struct io_provide_buf *pbuf, struct io_buffer **head) } else { list_add_tail(&buf->list, &(*head)->list); } + cond_resched(); } return i ? i : -ENOMEM; @@ -7693,7 +7694,7 @@ static int io_run_task_work_sig(void) /* when returns >0, the caller should retry */ static inline int io_cqring_wait_schedule(struct io_ring_ctx *ctx, struct io_wait_queue *iowq, - signed long *timeout) + ktime_t timeout) { int ret; @@ -7705,8 +7706,9 @@ static inline int io_cqring_wait_schedule(struct io_ring_ctx *ctx, if (test_bit(0, &ctx->check_cq_overflow)) return 1; - *timeout = schedule_timeout(*timeout); - return !*timeout ? -ETIME : 1; + if (!schedule_hrtimeout(&timeout, HRTIMER_MODE_ABS)) + return -ETIME; + return 1; } /* @@ -7719,7 +7721,7 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events, { struct io_wait_queue iowq; struct io_rings *rings = ctx->rings; - signed long timeout = MAX_SCHEDULE_TIMEOUT; + ktime_t timeout = KTIME_MAX; int ret; do { @@ -7735,7 +7737,7 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events, if (get_timespec64(&ts, uts)) return -EFAULT; - timeout = timespec64_to_jiffies(&ts); + timeout = ktime_add_ns(timespec64_to_ktime(ts), ktime_get_ns()); } if (sig) { @@ -7767,7 +7769,7 @@ static int io_cqring_wait(struct io_ring_ctx *ctx, int min_events, } prepare_to_wait_exclusive(&ctx->cq_wait, &iowq.wq, TASK_INTERRUPTIBLE); - ret = io_cqring_wait_schedule(ctx, &iowq, &timeout); + ret = io_cqring_wait_schedule(ctx, &iowq, timeout); finish_wait(&ctx->cq_wait, &iowq.wq); cond_resched(); } while (ret > 0); @@ -7924,7 +7926,15 @@ static __cold int io_rsrc_ref_quiesce(struct io_rsrc_data *data, ret = wait_for_completion_interruptible(&data->done); if (!ret) { mutex_lock(&ctx->uring_lock); - break; + if (atomic_read(&data->refs) > 0) { + /* + * it has been revived by another thread while + * we were unlocked + */ + mutex_unlock(&ctx->uring_lock); + } else { + break; + } } atomic_inc(&data->refs); diff --git a/fs/namespace.c b/fs/namespace.c index 40b994a29e90..de6fae84f1a1 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -469,6 +469,24 @@ void mnt_drop_write_file(struct file *file) } EXPORT_SYMBOL(mnt_drop_write_file); +/** + * mnt_hold_writers - prevent write access to the given mount + * @mnt: mnt to prevent write access to + * + * Prevents write access to @mnt if there are no active writers for @mnt. + * This function needs to be called and return successfully before changing + * properties of @mnt that need to remain stable for callers with write access + * to @mnt. + * + * After this functions has been called successfully callers must pair it with + * a call to mnt_unhold_writers() in order to stop preventing write access to + * @mnt. + * + * Context: This function expects lock_mount_hash() to be held serializing + * setting MNT_WRITE_HOLD. + * Return: On success 0 is returned. + * On error, -EBUSY is returned. + */ static inline int mnt_hold_writers(struct mount *mnt) { mnt->mnt.mnt_flags |= MNT_WRITE_HOLD; @@ -500,6 +518,18 @@ static inline int mnt_hold_writers(struct mount *mnt) return 0; } +/** + * mnt_unhold_writers - stop preventing write access to the given mount + * @mnt: mnt to stop preventing write access to + * + * Stop preventing write access to @mnt allowing callers to gain write access + * to @mnt again. + * + * This function can only be called after a successful call to + * mnt_hold_writers(). + * + * Context: This function expects lock_mount_hash() to be held. + */ static inline void mnt_unhold_writers(struct mount *mnt) { /* diff --git a/fs/nfs/dir.c b/fs/nfs/dir.c index 7bc7cf6b26f0..75cb1cbe4cde 100644 --- a/fs/nfs/dir.c +++ b/fs/nfs/dir.c @@ -2010,14 +2010,14 @@ no_open: if (!res) { inode = d_inode(dentry); if ((lookup_flags & LOOKUP_DIRECTORY) && inode && - !S_ISDIR(inode->i_mode)) + !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))) res = ERR_PTR(-ENOTDIR); else if (inode && S_ISREG(inode->i_mode)) res = ERR_PTR(-EOPENSTALE); } else if (!IS_ERR(res)) { inode = d_inode(res); if ((lookup_flags & LOOKUP_DIRECTORY) && inode && - !S_ISDIR(inode->i_mode)) { + !(S_ISDIR(inode->i_mode) || S_ISLNK(inode->i_mode))) { dput(res); res = ERR_PTR(-ENOTDIR); } else if (inode && S_ISREG(inode->i_mode)) { diff --git a/fs/nfs/inode.c b/fs/nfs/inode.c index a918c3a834b6..d96baa4450e3 100644 --- a/fs/nfs/inode.c +++ b/fs/nfs/inode.c @@ -853,12 +853,9 @@ int nfs_getattr(struct user_namespace *mnt_userns, const struct path *path, } /* Flush out writes to the server in order to update c/mtime. */ - if ((request_mask & (STATX_CTIME|STATX_MTIME)) && - S_ISREG(inode->i_mode)) { - err = filemap_write_and_wait(inode->i_mapping); - if (err) - goto out; - } + if ((request_mask & (STATX_CTIME | STATX_MTIME)) && + S_ISREG(inode->i_mode)) + filemap_write_and_wait(inode->i_mapping); /* * We may force a getattr if the user cares about atime. diff --git a/fs/nfs/nfs4proc.c b/fs/nfs/nfs4proc.c index f5020828ab65..0e0db6c27619 100644 --- a/fs/nfs/nfs4proc.c +++ b/fs/nfs/nfs4proc.c @@ -1229,8 +1229,7 @@ nfs4_update_changeattr_locked(struct inode *inode, NFS_INO_INVALID_ACCESS | NFS_INO_INVALID_ACL | NFS_INO_INVALID_SIZE | NFS_INO_INVALID_OTHER | NFS_INO_INVALID_BLOCKS | NFS_INO_INVALID_NLINK | - NFS_INO_INVALID_MODE | NFS_INO_INVALID_XATTR | - NFS_INO_REVAL_PAGECACHE; + NFS_INO_INVALID_MODE | NFS_INO_INVALID_XATTR; nfsi->attrtimeo = NFS_MINATTRTIMEO(inode); } nfsi->attrtimeo_timestamp = jiffies; diff --git a/fs/ocfs2/super.c b/fs/ocfs2/super.c index 2772dec9dcea..8bde30fa5387 100644 --- a/fs/ocfs2/super.c +++ b/fs/ocfs2/super.c @@ -1105,17 +1105,6 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent) goto read_super_error; } - root = d_make_root(inode); - if (!root) { - status = -ENOMEM; - mlog_errno(status); - goto read_super_error; - } - - sb->s_root = root; - - ocfs2_complete_mount_recovery(osb); - osb->osb_dev_kset = kset_create_and_add(sb->s_id, NULL, &ocfs2_kset->kobj); if (!osb->osb_dev_kset) { @@ -1133,6 +1122,17 @@ static int ocfs2_fill_super(struct super_block *sb, void *data, int silent) goto read_super_error; } + root = d_make_root(inode); + if (!root) { + status = -ENOMEM; + mlog_errno(status); + goto read_super_error; + } + + sb->s_root = root; + + ocfs2_complete_mount_recovery(osb); + if (ocfs2_mount_local(osb)) snprintf(nodestr, sizeof(nodestr), "local"); else diff --git a/fs/pipe.c b/fs/pipe.c index cc28623a67b6..2667db9506e2 100644 --- a/fs/pipe.c +++ b/fs/pipe.c @@ -253,7 +253,8 @@ pipe_read(struct kiocb *iocb, struct iov_iter *to) */ was_full = pipe_full(pipe->head, pipe->tail, pipe->max_usage); for (;;) { - unsigned int head = pipe->head; + /* Read ->head with a barrier vs post_one_notification() */ + unsigned int head = smp_load_acquire(&pipe->head); unsigned int tail = pipe->tail; unsigned int mask = pipe->ring_size - 1; @@ -831,10 +832,8 @@ void free_pipe_info(struct pipe_inode_info *pipe) int i; #ifdef CONFIG_WATCH_QUEUE - if (pipe->watch_queue) { + if (pipe->watch_queue) watch_queue_clear(pipe->watch_queue); - put_watch_queue(pipe->watch_queue); - } #endif (void) account_pipe_buffers(pipe->user, pipe->nr_accounted, 0); @@ -844,6 +843,10 @@ void free_pipe_info(struct pipe_inode_info *pipe) if (buf->ops) pipe_buf_release(pipe, buf); } +#ifdef CONFIG_WATCH_QUEUE + if (pipe->watch_queue) + put_watch_queue(pipe->watch_queue); +#endif if (pipe->tmp_page) __free_page(pipe->tmp_page); kfree(pipe->bufs); diff --git a/fs/proc/task_mmu.c b/fs/proc/task_mmu.c index 6e97ed775074..f46060eb91b5 100644 --- a/fs/proc/task_mmu.c +++ b/fs/proc/task_mmu.c @@ -309,7 +309,7 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma) name = arch_vma_name(vma); if (!name) { - const char *anon_name; + struct anon_vma_name *anon_name; if (!mm) { name = "[vdso]"; @@ -327,10 +327,10 @@ show_map_vma(struct seq_file *m, struct vm_area_struct *vma) goto done; } - anon_name = vma_anon_name(vma); + anon_name = anon_vma_name(vma); if (anon_name) { seq_pad(m, ' '); - seq_printf(m, "[anon:%s]", anon_name); + seq_printf(m, "[anon:%s]", anon_name->name); } } @@ -1597,7 +1597,8 @@ static const struct mm_walk_ops pagemap_ops = { * Bits 5-54 swap offset if swapped * Bit 55 pte is soft-dirty (see Documentation/admin-guide/mm/soft-dirty.rst) * Bit 56 page exclusively mapped - * Bits 57-60 zero + * Bit 57 pte is uffd-wp write-protected + * Bits 58-60 zero * Bit 61 page is file-page or shared-anon * Bit 62 page swapped * Bit 63 page present diff --git a/fs/tracefs/inode.c b/fs/tracefs/inode.c index bafc02bf8220..de7252715b12 100644 --- a/fs/tracefs/inode.c +++ b/fs/tracefs/inode.c @@ -264,7 +264,6 @@ static int tracefs_parse_options(char *data, struct tracefs_mount_opts *opts) if (!gid_valid(gid)) return -EINVAL; opts->gid = gid; - set_gid(tracefs_mount->mnt_root, gid); break; case Opt_mode: if (match_octal(&args[0], &option)) @@ -291,7 +290,9 @@ static int tracefs_apply_options(struct super_block *sb) inode->i_mode |= opts->mode; inode->i_uid = opts->uid; - inode->i_gid = opts->gid; + + /* Set all the group ids to the mount option */ + set_gid(sb->s_root, opts->gid); return 0; } diff --git a/fs/userfaultfd.c b/fs/userfaultfd.c index e26b10132d47..8e03b3d3f5fa 100644 --- a/fs/userfaultfd.c +++ b/fs/userfaultfd.c @@ -878,7 +878,7 @@ static int userfaultfd_release(struct inode *inode, struct file *file) new_flags, vma->anon_vma, vma->vm_file, vma->vm_pgoff, vma_policy(vma), - NULL_VM_UFFD_CTX, vma_anon_name(vma)); + NULL_VM_UFFD_CTX, anon_vma_name(vma)); if (prev) vma = prev; else @@ -1438,7 +1438,7 @@ static int userfaultfd_register(struct userfaultfd_ctx *ctx, vma->anon_vma, vma->vm_file, vma->vm_pgoff, vma_policy(vma), ((struct vm_userfaultfd_ctx){ ctx }), - vma_anon_name(vma)); + anon_vma_name(vma)); if (prev) { vma = prev; goto next; @@ -1615,7 +1615,7 @@ static int userfaultfd_unregister(struct userfaultfd_ctx *ctx, prev = vma_merge(mm, prev, start, vma_end, new_flags, vma->anon_vma, vma->vm_file, vma->vm_pgoff, vma_policy(vma), - NULL_VM_UFFD_CTX, vma_anon_name(vma)); + NULL_VM_UFFD_CTX, anon_vma_name(vma)); if (prev) { vma = prev; goto next; diff --git a/fs/xfs/xfs_super.c b/fs/xfs/xfs_super.c index 4c0dee78b2f8..d84714e4e46a 100644 --- a/fs/xfs/xfs_super.c +++ b/fs/xfs/xfs_super.c @@ -1753,6 +1753,11 @@ xfs_remount_ro( }; int error; + /* Flush all the dirty data to disk. */ + error = sync_filesystem(mp->m_super); + if (error) + return error; + /* * Cancel background eofb scanning so it cannot race with the final * log force+buftarg wait and deadlock the remount. @@ -1831,8 +1836,6 @@ xfs_fs_reconfigure( if (error) return error; - sync_filesystem(mp->m_super); - /* inode32 -> inode64 */ if (xfs_has_small_inums(mp) && !xfs_has_small_inums(new_mp)) { mp->m_features &= ~XFS_FEAT_SMALL_INUMS; diff --git a/include/crypto/asym_tpm_subtype.h b/include/crypto/asym_tpm_subtype.h deleted file mode 100644 index 48198c36d6b9..000000000000 --- a/include/crypto/asym_tpm_subtype.h +++ /dev/null @@ -1,19 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -#ifndef _LINUX_ASYM_TPM_SUBTYPE_H -#define _LINUX_ASYM_TPM_SUBTYPE_H - -#include <linux/keyctl.h> - -struct tpm_key { - void *blob; - u32 blob_len; - uint16_t key_len; /* Size in bits of the key */ - const void *pub_key; /* pointer inside blob to the public key bytes */ - uint16_t pub_key_len; /* length of the public key */ -}; - -struct tpm_key *tpm_key_create(const void *blob, uint32_t blob_len); - -extern struct asymmetric_key_subtype asym_tpm_subtype; - -#endif /* _LINUX_ASYM_TPM_SUBTYPE_H */ diff --git a/include/dt-bindings/interrupt-controller/apple-aic.h b/include/dt-bindings/interrupt-controller/apple-aic.h index 604f2bb30ac0..bf3aac0e5491 100644 --- a/include/dt-bindings/interrupt-controller/apple-aic.h +++ b/include/dt-bindings/interrupt-controller/apple-aic.h @@ -11,5 +11,7 @@ #define AIC_TMR_HV_VIRT 1 #define AIC_TMR_GUEST_PHYS 2 #define AIC_TMR_GUEST_VIRT 3 +#define AIC_CPU_PMU_E 4 +#define AIC_CPU_PMU_P 5 #endif diff --git a/include/keys/system_keyring.h b/include/keys/system_keyring.h index 6acd3cf13a18..2419a735420f 100644 --- a/include/keys/system_keyring.h +++ b/include/keys/system_keyring.h @@ -38,6 +38,20 @@ extern int restrict_link_by_builtin_and_secondary_trusted( #define restrict_link_by_builtin_and_secondary_trusted restrict_link_by_builtin_trusted #endif +#ifdef CONFIG_INTEGRITY_MACHINE_KEYRING +extern int restrict_link_by_builtin_secondary_and_machine( + struct key *dest_keyring, + const struct key_type *type, + const union key_payload *payload, + struct key *restrict_key); +extern void __init set_machine_trusted_keys(struct key *keyring); +#else +#define restrict_link_by_builtin_secondary_and_machine restrict_link_by_builtin_trusted +static inline void __init set_machine_trusted_keys(struct key *keyring) +{ +} +#endif + extern struct pkcs7_message *pkcs7; #ifdef CONFIG_SYSTEM_BLACKLIST_KEYRING extern int mark_hash_blacklisted(const char *hash); diff --git a/include/linux/amba/bus.h b/include/linux/amba/bus.h index 6c7f47846971..6562f543c3e0 100644 --- a/include/linux/amba/bus.h +++ b/include/linux/amba/bus.h @@ -117,30 +117,9 @@ void amba_device_put(struct amba_device *); int amba_device_add(struct amba_device *, struct resource *); int amba_device_register(struct amba_device *, struct resource *); void amba_device_unregister(struct amba_device *); -struct amba_device *amba_find_device(const char *, struct device *, unsigned int, unsigned int); int amba_request_regions(struct amba_device *, const char *); void amba_release_regions(struct amba_device *); -static inline int amba_pclk_enable(struct amba_device *dev) -{ - return clk_enable(dev->pclk); -} - -static inline void amba_pclk_disable(struct amba_device *dev) -{ - clk_disable(dev->pclk); -} - -static inline int amba_pclk_prepare(struct amba_device *dev) -{ - return clk_prepare(dev->pclk); -} - -static inline void amba_pclk_unprepare(struct amba_device *dev) -{ - clk_unprepare(dev->pclk); -} - /* Some drivers don't use the struct amba_device */ #define AMBA_CONFIG_BITS(a) (((a) >> 24) & 0xff) #define AMBA_REV_BITS(a) (((a) >> 20) & 0x0f) diff --git a/include/linux/arm-smccc.h b/include/linux/arm-smccc.h index 63ccb5252190..220c8c60e021 100644 --- a/include/linux/arm-smccc.h +++ b/include/linux/arm-smccc.h @@ -92,6 +92,11 @@ ARM_SMCCC_SMC_32, \ 0, 0x7fff) +#define ARM_SMCCC_ARCH_WORKAROUND_3 \ + ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ + ARM_SMCCC_SMC_32, \ + 0, 0x3fff) + #define ARM_SMCCC_VENDOR_HYP_CALL_UID_FUNC_ID \ ARM_SMCCC_CALL_VAL(ARM_SMCCC_FAST_CALL, \ ARM_SMCCC_SMC_32, \ diff --git a/include/linux/blkdev.h b/include/linux/blkdev.h index f35aea98bc35..16b47035e4b0 100644 --- a/include/linux/blkdev.h +++ b/include/linux/blkdev.h @@ -748,7 +748,8 @@ extern bool blk_queue_can_use_dma_map_merging(struct request_queue *q, bool __must_check blk_get_queue(struct request_queue *); extern void blk_put_queue(struct request_queue *); -extern void blk_set_queue_dying(struct request_queue *); + +void blk_mark_disk_dead(struct gendisk *disk); #ifdef CONFIG_BLOCK /* diff --git a/include/linux/bpf.h b/include/linux/bpf.h index fa517ae604ad..3121d1fc8e75 100644 --- a/include/linux/bpf.h +++ b/include/linux/bpf.h @@ -209,11 +209,9 @@ static inline bool map_value_has_timer(const struct bpf_map *map) static inline void check_and_init_map_value(struct bpf_map *map, void *dst) { if (unlikely(map_value_has_spin_lock(map))) - *(struct bpf_spin_lock *)(dst + map->spin_lock_off) = - (struct bpf_spin_lock){}; + memset(dst + map->spin_lock_off, 0, sizeof(struct bpf_spin_lock)); if (unlikely(map_value_has_timer(map))) - *(struct bpf_timer *)(dst + map->timer_off) = - (struct bpf_timer){}; + memset(dst + map->timer_off, 0, sizeof(struct bpf_timer)); } /* copy everything but bpf_spin_lock and bpf_timer. There could be one of each. */ @@ -224,7 +222,8 @@ static inline void copy_map_value(struct bpf_map *map, void *dst, void *src) if (unlikely(map_value_has_spin_lock(map))) { s_off = map->spin_lock_off; s_sz = sizeof(struct bpf_spin_lock); - } else if (unlikely(map_value_has_timer(map))) { + } + if (unlikely(map_value_has_timer(map))) { t_off = map->timer_off; t_sz = sizeof(struct bpf_timer); } @@ -1793,6 +1792,11 @@ struct bpf_core_ctx { int bpf_core_apply(struct bpf_core_ctx *ctx, const struct bpf_core_relo *relo, int relo_idx, void *insn); +static inline bool unprivileged_ebpf_enabled(void) +{ + return !sysctl_unprivileged_bpf_disabled; +} + #else /* !CONFIG_BPF_SYSCALL */ static inline struct bpf_prog *bpf_prog_get(u32 ufd) { @@ -2012,6 +2016,12 @@ bpf_jit_find_kfunc_model(const struct bpf_prog *prog, { return NULL; } + +static inline bool unprivileged_ebpf_enabled(void) +{ + return false; +} + #endif /* CONFIG_BPF_SYSCALL */ void __bpf_free_used_btfs(struct bpf_prog_aux *aux, diff --git a/include/linux/cpufreq.h b/include/linux/cpufreq.h index 1ab29e61b078..3522a272b74d 100644 --- a/include/linux/cpufreq.h +++ b/include/linux/cpufreq.h @@ -382,6 +382,9 @@ struct cpufreq_driver { int (*suspend)(struct cpufreq_policy *policy); int (*resume)(struct cpufreq_policy *policy); + /* Will be called after the driver is fully initialized */ + void (*ready)(struct cpufreq_policy *policy); + struct freq_attr **attr; /* platform specific boost support code */ diff --git a/include/linux/cpuhotplug.h b/include/linux/cpuhotplug.h index 411a428ace4d..2bc550ac8dc7 100644 --- a/include/linux/cpuhotplug.h +++ b/include/linux/cpuhotplug.h @@ -231,6 +231,7 @@ enum cpuhp_state { CPUHP_AP_PERF_ARM_QCOM_L3_ONLINE, CPUHP_AP_PERF_ARM_APM_XGENE_ONLINE, CPUHP_AP_PERF_ARM_CAVIUM_TX2_UNCORE_ONLINE, + CPUHP_AP_PERF_ARM_MARVELL_CN10K_DDR_ONLINE, CPUHP_AP_PERF_POWERPC_NEST_IMC_ONLINE, CPUHP_AP_PERF_POWERPC_CORE_IMC_ONLINE, CPUHP_AP_PERF_POWERPC_THREAD_IMC_ONLINE, diff --git a/include/linux/elfcore.h b/include/linux/elfcore.h index 746e081879a5..f8e206e82476 100644 --- a/include/linux/elfcore.h +++ b/include/linux/elfcore.h @@ -114,7 +114,7 @@ static inline int elf_core_copy_task_fpregs(struct task_struct *t, struct pt_reg #endif } -#if (defined(CONFIG_UML) && defined(CONFIG_X86_32)) || defined(CONFIG_IA64) +#ifdef CONFIG_ARCH_BINFMT_ELF_EXTRA_PHDRS /* * These functions parameterize elf_core_dump in fs/binfmt_elf.c to write out * extra segments containing the gate DSO contents. Dumping its @@ -149,6 +149,6 @@ static inline size_t elf_core_extra_data_size(void) { return 0; } -#endif +#endif /* CONFIG_ARCH_BINFMT_ELF_EXTRA_PHDRS */ #endif /* _LINUX_ELFCORE_H */ diff --git a/include/linux/hyperv.h b/include/linux/hyperv.h index f565a8938836..fe2e0179ed51 100644 --- a/include/linux/hyperv.h +++ b/include/linux/hyperv.h @@ -1262,6 +1262,7 @@ struct hv_device { struct vmbus_channel *channel; struct kset *channels_kset; struct device_dma_parameters dma_parms; + u64 dma_mask; /* place holder to keep track of the dir for hv device in debugfs */ struct dentry *debug_dir; diff --git a/include/linux/if_arp.h b/include/linux/if_arp.h index b712217f7030..1ed52441972f 100644 --- a/include/linux/if_arp.h +++ b/include/linux/if_arp.h @@ -52,6 +52,7 @@ static inline bool dev_is_mac_header_xmit(const struct net_device *dev) case ARPHRD_VOID: case ARPHRD_NONE: case ARPHRD_RAWIP: + case ARPHRD_PIMREG: return false; default: return true; diff --git a/include/linux/kasan-enabled.h b/include/linux/kasan-enabled.h new file mode 100644 index 000000000000..6f612d69ea0c --- /dev/null +++ b/include/linux/kasan-enabled.h @@ -0,0 +1,35 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +#ifndef _LINUX_KASAN_ENABLED_H +#define _LINUX_KASAN_ENABLED_H + +#include <linux/static_key.h> + +#ifdef CONFIG_KASAN_HW_TAGS + +DECLARE_STATIC_KEY_FALSE(kasan_flag_enabled); + +static __always_inline bool kasan_enabled(void) +{ + return static_branch_likely(&kasan_flag_enabled); +} + +static inline bool kasan_hw_tags_enabled(void) +{ + return kasan_enabled(); +} + +#else /* CONFIG_KASAN_HW_TAGS */ + +static inline bool kasan_enabled(void) +{ + return IS_ENABLED(CONFIG_KASAN); +} + +static inline bool kasan_hw_tags_enabled(void) +{ + return false; +} + +#endif /* CONFIG_KASAN_HW_TAGS */ + +#endif /* LINUX_KASAN_ENABLED_H */ diff --git a/include/linux/kasan.h b/include/linux/kasan.h index 4a45562d8893..b6a93261c92a 100644 --- a/include/linux/kasan.h +++ b/include/linux/kasan.h @@ -3,6 +3,7 @@ #define _LINUX_KASAN_H #include <linux/bug.h> +#include <linux/kasan-enabled.h> #include <linux/kernel.h> #include <linux/static_key.h> #include <linux/types.h> @@ -83,33 +84,11 @@ static inline void kasan_disable_current(void) {} #ifdef CONFIG_KASAN_HW_TAGS -DECLARE_STATIC_KEY_FALSE(kasan_flag_enabled); - -static __always_inline bool kasan_enabled(void) -{ - return static_branch_likely(&kasan_flag_enabled); -} - -static inline bool kasan_hw_tags_enabled(void) -{ - return kasan_enabled(); -} - void kasan_alloc_pages(struct page *page, unsigned int order, gfp_t flags); void kasan_free_pages(struct page *page, unsigned int order); #else /* CONFIG_KASAN_HW_TAGS */ -static inline bool kasan_enabled(void) -{ - return IS_ENABLED(CONFIG_KASAN); -} - -static inline bool kasan_hw_tags_enabled(void) -{ - return false; -} - static __always_inline void kasan_alloc_pages(struct page *page, unsigned int order, gfp_t flags) { diff --git a/include/linux/linkage.h b/include/linux/linkage.h index dbf8506decca..acb1ad2356f1 100644 --- a/include/linux/linkage.h +++ b/include/linux/linkage.h @@ -165,7 +165,18 @@ #ifndef SYM_END #define SYM_END(name, sym_type) \ .type name sym_type ASM_NL \ - .size name, .-name + .set .L__sym_size_##name, .-name ASM_NL \ + .size name, .L__sym_size_##name +#endif + +/* SYM_ALIAS -- use only if you have to */ +#ifndef SYM_ALIAS +#define SYM_ALIAS(alias, name, sym_type, linkage) \ + linkage(alias) ASM_NL \ + .set alias, name ASM_NL \ + .type alias sym_type ASM_NL \ + .set .L__sym_size_##alias, .L__sym_size_##name ASM_NL \ + .size alias, .L__sym_size_##alias #endif /* === code annotations === */ @@ -200,30 +211,8 @@ SYM_ENTRY(name, linkage, SYM_A_NONE) #endif -/* - * SYM_FUNC_START_LOCAL_ALIAS -- use where there are two local names for one - * function - */ -#ifndef SYM_FUNC_START_LOCAL_ALIAS -#define SYM_FUNC_START_LOCAL_ALIAS(name) \ - SYM_START(name, SYM_L_LOCAL, SYM_A_ALIGN) -#endif - -/* - * SYM_FUNC_START_ALIAS -- use where there are two global names for one - * function - */ -#ifndef SYM_FUNC_START_ALIAS -#define SYM_FUNC_START_ALIAS(name) \ - SYM_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) -#endif - /* SYM_FUNC_START -- use for global functions */ #ifndef SYM_FUNC_START -/* - * The same as SYM_FUNC_START_ALIAS, but we will need to distinguish these two - * later. - */ #define SYM_FUNC_START(name) \ SYM_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) #endif @@ -236,7 +225,6 @@ /* SYM_FUNC_START_LOCAL -- use for local functions */ #ifndef SYM_FUNC_START_LOCAL -/* the same as SYM_FUNC_START_LOCAL_ALIAS, see comment near SYM_FUNC_START */ #define SYM_FUNC_START_LOCAL(name) \ SYM_START(name, SYM_L_LOCAL, SYM_A_ALIGN) #endif @@ -259,22 +247,39 @@ SYM_START(name, SYM_L_WEAK, SYM_A_NONE) #endif -/* SYM_FUNC_END_ALIAS -- the end of LOCAL_ALIASed or ALIASed function */ -#ifndef SYM_FUNC_END_ALIAS -#define SYM_FUNC_END_ALIAS(name) \ - SYM_END(name, SYM_T_FUNC) -#endif - /* * SYM_FUNC_END -- the end of SYM_FUNC_START_LOCAL, SYM_FUNC_START, * SYM_FUNC_START_WEAK, ... */ #ifndef SYM_FUNC_END -/* the same as SYM_FUNC_END_ALIAS, see comment near SYM_FUNC_START */ #define SYM_FUNC_END(name) \ SYM_END(name, SYM_T_FUNC) #endif +/* + * SYM_FUNC_ALIAS -- define a global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS +#define SYM_FUNC_ALIAS(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_GLOBAL) +#endif + +/* + * SYM_FUNC_ALIAS_LOCAL -- define a local alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_LOCAL +#define SYM_FUNC_ALIAS_LOCAL(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_LOCAL) +#endif + +/* + * SYM_FUNC_ALIAS_WEAK -- define a weak global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_WEAK +#define SYM_FUNC_ALIAS_WEAK(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_WEAK) +#endif + /* SYM_CODE_START -- use for non-C (special) functions */ #ifndef SYM_CODE_START #define SYM_CODE_START(name) \ diff --git a/include/linux/mlx5/mlx5_ifc.h b/include/linux/mlx5/mlx5_ifc.h index 598ac3bcc901..49a48d7709ac 100644 --- a/include/linux/mlx5/mlx5_ifc.h +++ b/include/linux/mlx5/mlx5_ifc.h @@ -3434,7 +3434,6 @@ enum { enum { MLX5_TIRC_PACKET_MERGE_MASK_IPV4_LRO = BIT(0), MLX5_TIRC_PACKET_MERGE_MASK_IPV6_LRO = BIT(1), - MLX5_TIRC_PACKET_MERGE_MASK_SHAMPO = BIT(2), }; enum { @@ -9900,8 +9899,8 @@ struct mlx5_ifc_bufferx_reg_bits { u8 reserved_at_0[0x6]; u8 lossy[0x1]; u8 epsb[0x1]; - u8 reserved_at_8[0xc]; - u8 size[0xc]; + u8 reserved_at_8[0x8]; + u8 size[0x10]; u8 xoff_threshold[0x10]; u8 xon_threshold[0x10]; diff --git a/include/linux/mm.h b/include/linux/mm.h index 213cc569b192..5744a3fc4716 100644 --- a/include/linux/mm.h +++ b/include/linux/mm.h @@ -2626,7 +2626,7 @@ static inline int vma_adjust(struct vm_area_struct *vma, unsigned long start, extern struct vm_area_struct *vma_merge(struct mm_struct *, struct vm_area_struct *prev, unsigned long addr, unsigned long end, unsigned long vm_flags, struct anon_vma *, struct file *, pgoff_t, - struct mempolicy *, struct vm_userfaultfd_ctx, const char *); + struct mempolicy *, struct vm_userfaultfd_ctx, struct anon_vma_name *); extern struct anon_vma *find_mergeable_anon_vma(struct vm_area_struct *); extern int __split_vma(struct mm_struct *, struct vm_area_struct *, unsigned long addr, int new_below); @@ -3372,11 +3372,12 @@ static inline int seal_check_future_write(int seals, struct vm_area_struct *vma) #ifdef CONFIG_ANON_VMA_NAME int madvise_set_anon_name(struct mm_struct *mm, unsigned long start, - unsigned long len_in, const char *name); + unsigned long len_in, + struct anon_vma_name *anon_name); #else static inline int madvise_set_anon_name(struct mm_struct *mm, unsigned long start, - unsigned long len_in, const char *name) { + unsigned long len_in, struct anon_vma_name *anon_name) { return 0; } #endif diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h index b725839dfe71..cf90b1fa2c60 100644 --- a/include/linux/mm_inline.h +++ b/include/linux/mm_inline.h @@ -140,50 +140,91 @@ static __always_inline void del_page_from_lru_list(struct page *page, #ifdef CONFIG_ANON_VMA_NAME /* - * mmap_lock should be read-locked when calling vma_anon_name() and while using - * the returned pointer. + * mmap_lock should be read-locked when calling anon_vma_name(). Caller should + * either keep holding the lock while using the returned pointer or it should + * raise anon_vma_name refcount before releasing the lock. */ -extern const char *vma_anon_name(struct vm_area_struct *vma); +extern struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma); +extern struct anon_vma_name *anon_vma_name_alloc(const char *name); +extern void anon_vma_name_free(struct kref *kref); -/* - * mmap_lock should be read-locked for orig_vma->vm_mm. - * mmap_lock should be write-locked for new_vma->vm_mm or new_vma should be - * isolated. - */ -extern void dup_vma_anon_name(struct vm_area_struct *orig_vma, - struct vm_area_struct *new_vma); +/* mmap_lock should be read-locked */ +static inline void anon_vma_name_get(struct anon_vma_name *anon_name) +{ + if (anon_name) + kref_get(&anon_name->kref); +} -/* - * mmap_lock should be write-locked or vma should have been isolated under - * write-locked mmap_lock protection. - */ -extern void free_vma_anon_name(struct vm_area_struct *vma); +static inline void anon_vma_name_put(struct anon_vma_name *anon_name) +{ + if (anon_name) + kref_put(&anon_name->kref, anon_vma_name_free); +} -/* mmap_lock should be read-locked */ -static inline bool is_same_vma_anon_name(struct vm_area_struct *vma, - const char *name) +static inline +struct anon_vma_name *anon_vma_name_reuse(struct anon_vma_name *anon_name) +{ + /* Prevent anon_name refcount saturation early on */ + if (kref_read(&anon_name->kref) < REFCOUNT_MAX) { + anon_vma_name_get(anon_name); + return anon_name; + + } + return anon_vma_name_alloc(anon_name->name); +} + +static inline void dup_anon_vma_name(struct vm_area_struct *orig_vma, + struct vm_area_struct *new_vma) +{ + struct anon_vma_name *anon_name = anon_vma_name(orig_vma); + + if (anon_name) + new_vma->anon_name = anon_vma_name_reuse(anon_name); +} + +static inline void free_anon_vma_name(struct vm_area_struct *vma) { - const char *vma_name = vma_anon_name(vma); + /* + * Not using anon_vma_name because it generates a warning if mmap_lock + * is not held, which might be the case here. + */ + if (!vma->vm_file) + anon_vma_name_put(vma->anon_name); +} - /* either both NULL, or pointers to same string */ - if (vma_name == name) +static inline bool anon_vma_name_eq(struct anon_vma_name *anon_name1, + struct anon_vma_name *anon_name2) +{ + if (anon_name1 == anon_name2) return true; - return name && vma_name && !strcmp(name, vma_name); + return anon_name1 && anon_name2 && + !strcmp(anon_name1->name, anon_name2->name); } + #else /* CONFIG_ANON_VMA_NAME */ -static inline const char *vma_anon_name(struct vm_area_struct *vma) +static inline struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) { return NULL; } -static inline void dup_vma_anon_name(struct vm_area_struct *orig_vma, - struct vm_area_struct *new_vma) {} -static inline void free_vma_anon_name(struct vm_area_struct *vma) {} -static inline bool is_same_vma_anon_name(struct vm_area_struct *vma, - const char *name) + +static inline struct anon_vma_name *anon_vma_name_alloc(const char *name) +{ + return NULL; +} + +static inline void anon_vma_name_get(struct anon_vma_name *anon_name) {} +static inline void anon_vma_name_put(struct anon_vma_name *anon_name) {} +static inline void dup_anon_vma_name(struct vm_area_struct *orig_vma, + struct vm_area_struct *new_vma) {} +static inline void free_anon_vma_name(struct vm_area_struct *vma) {} + +static inline bool anon_vma_name_eq(struct anon_vma_name *anon_name1, + struct anon_vma_name *anon_name2) { return true; } + #endif /* CONFIG_ANON_VMA_NAME */ static inline void init_tlb_flush_pending(struct mm_struct *mm) diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h index c5cbfd7915ad..5f7a33890b0f 100644 --- a/include/linux/mm_types.h +++ b/include/linux/mm_types.h @@ -416,7 +416,10 @@ struct vm_area_struct { struct rb_node rb; unsigned long rb_subtree_last; } shared; - /* Serialized by mmap_sem. */ + /* + * Serialized by mmap_sem. Never use directly because it is + * valid only when vm_file is NULL. Use anon_vma_name instead. + */ struct anon_vma_name *anon_name; }; diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h index e490b84732d1..f53ea7038441 100644 --- a/include/linux/netdevice.h +++ b/include/linux/netdevice.h @@ -2158,7 +2158,7 @@ struct net_device { struct netdev_queue *_tx ____cacheline_aligned_in_smp; unsigned int num_tx_queues; unsigned int real_num_tx_queues; - struct Qdisc *qdisc; + struct Qdisc __rcu *qdisc; unsigned int tx_queue_len; spinlock_t tx_global_lock; @@ -4602,6 +4602,8 @@ int skb_csum_hwoffload_help(struct sk_buff *skb, struct sk_buff *__skb_gso_segment(struct sk_buff *skb, netdev_features_t features, bool tx_path); +struct sk_buff *skb_eth_gso_segment(struct sk_buff *skb, + netdev_features_t features, __be16 type); struct sk_buff *skb_mac_gso_segment(struct sk_buff *skb, netdev_features_t features); diff --git a/include/linux/netfilter_netdev.h b/include/linux/netfilter_netdev.h index b4dd96e4dc8d..e6487a691136 100644 --- a/include/linux/netfilter_netdev.h +++ b/include/linux/netfilter_netdev.h @@ -101,7 +101,11 @@ static inline struct sk_buff *nf_hook_egress(struct sk_buff *skb, int *rc, nf_hook_state_init(&state, NF_NETDEV_EGRESS, NFPROTO_NETDEV, dev, NULL, NULL, dev_net(dev), NULL); + + /* nf assumes rcu_read_lock, not just read_lock_bh */ + rcu_read_lock(); ret = nf_hook_slow(skb, &state, e, 0); + rcu_read_unlock(); if (ret == 1) { return skb; diff --git a/include/linux/nvme-tcp.h b/include/linux/nvme-tcp.h index 959e0bd9a913..75470159a194 100644 --- a/include/linux/nvme-tcp.h +++ b/include/linux/nvme-tcp.h @@ -12,6 +12,7 @@ #define NVME_TCP_DISC_PORT 8009 #define NVME_TCP_ADMIN_CCSZ SZ_8K #define NVME_TCP_DIGEST_LENGTH 4 +#define NVME_TCP_MIN_MAXH2CDATA 4096 enum nvme_tcp_pfv { NVME_TCP_PFV_1_0 = 0x0, diff --git a/include/linux/nvmem-provider.h b/include/linux/nvmem-provider.h index 98efb7b5660d..c9a3ac9efeaa 100644 --- a/include/linux/nvmem-provider.h +++ b/include/linux/nvmem-provider.h @@ -70,7 +70,8 @@ struct nvmem_keepout { * @word_size: Minimum read/write access granularity. * @stride: Minimum read/write access stride. * @priv: User context passed to read/write callbacks. - * @wp-gpio: Write protect pin + * @wp-gpio: Write protect pin + * @ignore_wp: Write Protect pin is managed by the provider. * * Note: A default "nvmem<id>" name will be assigned to the device if * no name is specified in its configuration. In such case "<id>" is @@ -92,6 +93,7 @@ struct nvmem_config { enum nvmem_type type; bool read_only; bool root_only; + bool ignore_wp; struct device_node *of_node; bool no_of_node; nvmem_reg_read_t reg_read; diff --git a/include/linux/perf/arm_pmu.h b/include/linux/perf/arm_pmu.h index 2512e2f9cd4e..0407a38b470a 100644 --- a/include/linux/perf/arm_pmu.h +++ b/include/linux/perf/arm_pmu.h @@ -26,6 +26,8 @@ */ /* Event uses a 64bit counter */ #define ARMPMU_EVT_64BIT 1 +/* Event uses a 47bit counter */ +#define ARMPMU_EVT_47BIT 2 #define HW_OP_UNSUPPORTED 0xFFFF #define C(_x) PERF_COUNT_HW_CACHE_##_x diff --git a/include/linux/phy.h b/include/linux/phy.h index 6de8d7a90d78..8fa70ba063a5 100644 --- a/include/linux/phy.h +++ b/include/linux/phy.h @@ -87,8 +87,8 @@ extern const int phy_10gbit_features_array[1]; * * @PHY_INTERFACE_MODE_NA: Not Applicable - don't touch * @PHY_INTERFACE_MODE_INTERNAL: No interface, MAC and PHY combined - * @PHY_INTERFACE_MODE_MII: Median-independent interface - * @PHY_INTERFACE_MODE_GMII: Gigabit median-independent interface + * @PHY_INTERFACE_MODE_MII: Media-independent interface + * @PHY_INTERFACE_MODE_GMII: Gigabit media-independent interface * @PHY_INTERFACE_MODE_SGMII: Serial gigabit media-independent interface * @PHY_INTERFACE_MODE_TBI: Ten Bit Interface * @PHY_INTERFACE_MODE_REVMII: Reverse Media Independent Interface diff --git a/include/linux/rfkill.h b/include/linux/rfkill.h index c35f3962dc4f..373003ace639 100644 --- a/include/linux/rfkill.h +++ b/include/linux/rfkill.h @@ -308,6 +308,11 @@ static inline bool rfkill_blocked(struct rfkill *rfkill) return false; } +static inline bool rfkill_soft_blocked(struct rfkill *rfkill) +{ + return false; +} + static inline enum rfkill_type rfkill_find_type(const char *name) { return RFKILL_TYPE_ALL; diff --git a/include/linux/sched/task.h b/include/linux/sched/task.h index b9198a1b3a84..e84e54d1b490 100644 --- a/include/linux/sched/task.h +++ b/include/linux/sched/task.h @@ -54,8 +54,8 @@ extern asmlinkage void schedule_tail(struct task_struct *prev); extern void init_idle(struct task_struct *idle, int cpu); extern int sched_fork(unsigned long clone_flags, struct task_struct *p); -extern void sched_post_fork(struct task_struct *p, - struct kernel_clone_args *kargs); +extern void sched_cgroup_fork(struct task_struct *p, struct kernel_clone_args *kargs); +extern void sched_post_fork(struct task_struct *p); extern void sched_dead(struct task_struct *p); void __noreturn do_task_dead(void); diff --git a/include/linux/slab.h b/include/linux/slab.h index 37bde99b74af..5b6193fd8bd9 100644 --- a/include/linux/slab.h +++ b/include/linux/slab.h @@ -660,8 +660,7 @@ static inline __alloc_size(1, 2) void *kcalloc(size_t n, size_t size, gfp_t flag * allocator where we care about the real place the memory allocation * request comes from. */ -extern void *__kmalloc_track_caller(size_t size, gfp_t flags, unsigned long caller) - __alloc_size(1); +extern void *__kmalloc_track_caller(size_t size, gfp_t flags, unsigned long caller); #define kmalloc_track_caller(size, flags) \ __kmalloc_track_caller(size, flags, _RET_IP_) diff --git a/include/linux/topology.h b/include/linux/topology.h index a6e201758ae9..f19bc3626297 100644 --- a/include/linux/topology.h +++ b/include/linux/topology.h @@ -211,6 +211,9 @@ static inline int cpu_to_mem(int cpu) #ifndef topology_drawer_id #define topology_drawer_id(cpu) ((void)(cpu), -1) #endif +#ifndef topology_ppin +#define topology_ppin(cpu) ((void)(cpu), 0ull) +#endif #ifndef topology_sibling_cpumask #define topology_sibling_cpumask(cpu) cpumask_of(cpu) #endif diff --git a/include/linux/trace_events.h b/include/linux/trace_events.h index 70c069aef02c..dcea51fb60e2 100644 --- a/include/linux/trace_events.h +++ b/include/linux/trace_events.h @@ -699,6 +699,8 @@ event_triggers_post_call(struct trace_event_file *file, bool trace_event_ignore_this_pid(struct trace_event_file *trace_file); +bool __trace_trigger_soft_disabled(struct trace_event_file *file); + /** * trace_trigger_soft_disabled - do triggers and test if soft disabled * @file: The file pointer of the event to test @@ -708,20 +710,20 @@ bool trace_event_ignore_this_pid(struct trace_event_file *trace_file); * triggers that require testing the fields, it will return true, * otherwise false. */ -static inline bool +static __always_inline bool trace_trigger_soft_disabled(struct trace_event_file *file) { unsigned long eflags = file->flags; - if (!(eflags & EVENT_FILE_FL_TRIGGER_COND)) { - if (eflags & EVENT_FILE_FL_TRIGGER_MODE) - event_triggers_call(file, NULL, NULL, NULL); - if (eflags & EVENT_FILE_FL_SOFT_DISABLED) - return true; - if (eflags & EVENT_FILE_FL_PID_FILTER) - return trace_event_ignore_this_pid(file); - } - return false; + if (likely(!(eflags & (EVENT_FILE_FL_TRIGGER_MODE | + EVENT_FILE_FL_SOFT_DISABLED | + EVENT_FILE_FL_PID_FILTER)))) + return false; + + if (likely(eflags & EVENT_FILE_FL_TRIGGER_COND)) + return false; + + return __trace_trigger_soft_disabled(file); } #ifdef CONFIG_BPF_EVENTS diff --git a/include/linux/vdpa.h b/include/linux/vdpa.h index 2de442ececae..721089bb4c84 100644 --- a/include/linux/vdpa.h +++ b/include/linux/vdpa.h @@ -401,18 +401,24 @@ static inline int vdpa_reset(struct vdpa_device *vdev) return ret; } -static inline int vdpa_set_features(struct vdpa_device *vdev, u64 features, bool locked) +static inline int vdpa_set_features_unlocked(struct vdpa_device *vdev, u64 features) { const struct vdpa_config_ops *ops = vdev->config; int ret; - if (!locked) - mutex_lock(&vdev->cf_mutex); - vdev->features_valid = true; ret = ops->set_driver_features(vdev, features); - if (!locked) - mutex_unlock(&vdev->cf_mutex); + + return ret; +} + +static inline int vdpa_set_features(struct vdpa_device *vdev, u64 features) +{ + int ret; + + mutex_lock(&vdev->cf_mutex); + ret = vdpa_set_features_unlocked(vdev, features); + mutex_unlock(&vdev->cf_mutex); return ret; } diff --git a/include/linux/virtio.h b/include/linux/virtio.h index 72292a62cd90..5464f398912a 100644 --- a/include/linux/virtio.h +++ b/include/linux/virtio.h @@ -133,7 +133,6 @@ bool is_virtio_device(struct device *dev); void virtio_break_device(struct virtio_device *dev); void virtio_config_changed(struct virtio_device *dev); -int virtio_finalize_features(struct virtio_device *dev); #ifdef CONFIG_PM_SLEEP int virtio_device_freeze(struct virtio_device *dev); int virtio_device_restore(struct virtio_device *dev); diff --git a/include/linux/virtio_config.h b/include/linux/virtio_config.h index 4d107ad31149..dafdc7f48c01 100644 --- a/include/linux/virtio_config.h +++ b/include/linux/virtio_config.h @@ -64,8 +64,9 @@ struct virtio_shm_region { * Returns the first 64 feature bits (all we currently need). * @finalize_features: confirm what device features we'll be using. * vdev: the virtio_device - * This gives the final feature bits for the device: it can change + * This sends the driver feature bits to the device: it can change * the dev->feature bits if it wants. + * Note: despite the name this can be called any number of times. * Returns 0 on success or error status * @bus_name: return the bus name associated with the device (optional) * vdev: the virtio_device diff --git a/include/linux/watch_queue.h b/include/linux/watch_queue.h index c994d1b2cdba..3b9a40ae8bdb 100644 --- a/include/linux/watch_queue.h +++ b/include/linux/watch_queue.h @@ -28,7 +28,8 @@ struct watch_type_filter { struct watch_filter { union { struct rcu_head rcu; - unsigned long type_filter[2]; /* Bitmask of accepted types */ + /* Bitmask of accepted types */ + DECLARE_BITMAP(type_filter, WATCH_TYPE__NR); }; u32 nr_filters; /* Number of filters */ struct watch_type_filter filters[]; diff --git a/include/net/addrconf.h b/include/net/addrconf.h index e7ce719838b5..59940e230b78 100644 --- a/include/net/addrconf.h +++ b/include/net/addrconf.h @@ -109,8 +109,6 @@ struct inet6_ifaddr *ipv6_get_ifaddr(struct net *net, int ipv6_dev_get_saddr(struct net *net, const struct net_device *dev, const struct in6_addr *daddr, unsigned int srcprefs, struct in6_addr *saddr); -int __ipv6_get_lladdr(struct inet6_dev *idev, struct in6_addr *addr, - u32 banned_flags); int ipv6_get_lladdr(struct net_device *dev, struct in6_addr *addr, u32 banned_flags); bool inet_rcv_saddr_equal(const struct sock *sk, const struct sock *sk2, diff --git a/include/net/af_vsock.h b/include/net/af_vsock.h index ab207677e0a8..f742e50207fb 100644 --- a/include/net/af_vsock.h +++ b/include/net/af_vsock.h @@ -205,7 +205,8 @@ struct sock *vsock_find_bound_socket(struct sockaddr_vm *addr); struct sock *vsock_find_connected_socket(struct sockaddr_vm *src, struct sockaddr_vm *dst); void vsock_remove_sock(struct vsock_sock *vsk); -void vsock_for_each_connected_socket(void (*fn)(struct sock *sk)); +void vsock_for_each_connected_socket(struct vsock_transport *transport, + void (*fn)(struct sock *sk)); int vsock_assign_transport(struct vsock_sock *vsk, struct vsock_sock *psk); bool vsock_find_cid(unsigned int cid); diff --git a/include/net/bluetooth/bluetooth.h b/include/net/bluetooth/bluetooth.h index 4b3d0b16c185..a647e5fabdbd 100644 --- a/include/net/bluetooth/bluetooth.h +++ b/include/net/bluetooth/bluetooth.h @@ -506,8 +506,7 @@ static inline struct sk_buff *bt_skb_sendmmsg(struct sock *sk, tmp = bt_skb_sendmsg(sk, msg, len, mtu, headroom, tailroom); if (IS_ERR(tmp)) { - kfree_skb(skb); - return tmp; + return skb; } len -= tmp->len; diff --git a/include/net/bluetooth/hci_core.h b/include/net/bluetooth/hci_core.h index 586f69d084a2..e336e9c1dda4 100644 --- a/include/net/bluetooth/hci_core.h +++ b/include/net/bluetooth/hci_core.h @@ -1489,6 +1489,14 @@ void hci_conn_del_sysfs(struct hci_conn *conn); /* Extended advertising support */ #define ext_adv_capable(dev) (((dev)->le_features[1] & HCI_LE_EXT_ADV)) +/* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 1789: + * + * C24: Mandatory if the LE Controller supports Connection State and either + * LE Feature (LL Privacy) or LE Feature (Extended Advertising) is supported + */ +#define use_enhanced_conn_complete(dev) (ll_privacy_capable(dev) || \ + ext_adv_capable(dev)) + /* ----- HCI protocols ----- */ #define HCI_PROTO_DEFER 0x01 diff --git a/include/net/bond_3ad.h b/include/net/bond_3ad.h index 38785d48baff..184105d68294 100644 --- a/include/net/bond_3ad.h +++ b/include/net/bond_3ad.h @@ -262,7 +262,7 @@ struct ad_system { struct ad_bond_info { struct ad_system system; /* 802.3ad system structure */ struct bond_3ad_stats stats; - u32 agg_select_timer; /* Timer to select aggregator after all adapter's hand shakes */ + atomic_t agg_select_timer; /* Timer to select aggregator after all adapter's hand shakes */ u16 aggregator_identifier; }; diff --git a/include/net/checksum.h b/include/net/checksum.h index 5218041e5c8f..79c67f14c448 100644 --- a/include/net/checksum.h +++ b/include/net/checksum.h @@ -22,7 +22,7 @@ #include <asm/checksum.h> #ifndef _HAVE_ARCH_COPY_AND_CSUM_FROM_USER -static inline +static __always_inline __wsum csum_and_copy_from_user (const void __user *src, void *dst, int len) { @@ -33,7 +33,7 @@ __wsum csum_and_copy_from_user (const void __user *src, void *dst, #endif #ifndef HAVE_CSUM_COPY_USER -static __inline__ __wsum csum_and_copy_to_user +static __always_inline __wsum csum_and_copy_to_user (const void *src, void __user *dst, int len) { __wsum sum = csum_partial(src, len, ~0U); @@ -45,7 +45,7 @@ static __inline__ __wsum csum_and_copy_to_user #endif #ifndef _HAVE_ARCH_CSUM_AND_COPY -static inline __wsum +static __always_inline __wsum csum_partial_copy_nocheck(const void *src, void *dst, int len) { memcpy(dst, src, len); @@ -54,7 +54,7 @@ csum_partial_copy_nocheck(const void *src, void *dst, int len) #endif #ifndef HAVE_ARCH_CSUM_ADD -static inline __wsum csum_add(__wsum csum, __wsum addend) +static __always_inline __wsum csum_add(__wsum csum, __wsum addend) { u32 res = (__force u32)csum; res += (__force u32)addend; @@ -62,12 +62,12 @@ static inline __wsum csum_add(__wsum csum, __wsum addend) } #endif -static inline __wsum csum_sub(__wsum csum, __wsum addend) +static __always_inline __wsum csum_sub(__wsum csum, __wsum addend) { return csum_add(csum, ~addend); } -static inline __sum16 csum16_add(__sum16 csum, __be16 addend) +static __always_inline __sum16 csum16_add(__sum16 csum, __be16 addend) { u16 res = (__force u16)csum; @@ -75,12 +75,12 @@ static inline __sum16 csum16_add(__sum16 csum, __be16 addend) return (__force __sum16)(res + (res < (__force u16)addend)); } -static inline __sum16 csum16_sub(__sum16 csum, __be16 addend) +static __always_inline __sum16 csum16_sub(__sum16 csum, __be16 addend) { return csum16_add(csum, ~addend); } -static inline __wsum csum_shift(__wsum sum, int offset) +static __always_inline __wsum csum_shift(__wsum sum, int offset) { /* rotate sum to align it with a 16b boundary */ if (offset & 1) @@ -88,42 +88,43 @@ static inline __wsum csum_shift(__wsum sum, int offset) return sum; } -static inline __wsum +static __always_inline __wsum csum_block_add(__wsum csum, __wsum csum2, int offset) { return csum_add(csum, csum_shift(csum2, offset)); } -static inline __wsum +static __always_inline __wsum csum_block_add_ext(__wsum csum, __wsum csum2, int offset, int len) { return csum_block_add(csum, csum2, offset); } -static inline __wsum +static __always_inline __wsum csum_block_sub(__wsum csum, __wsum csum2, int offset) { return csum_block_add(csum, ~csum2, offset); } -static inline __wsum csum_unfold(__sum16 n) +static __always_inline __wsum csum_unfold(__sum16 n) { return (__force __wsum)n; } -static inline __wsum csum_partial_ext(const void *buff, int len, __wsum sum) +static __always_inline +__wsum csum_partial_ext(const void *buff, int len, __wsum sum) { return csum_partial(buff, len, sum); } #define CSUM_MANGLED_0 ((__force __sum16)0xffff) -static inline void csum_replace_by_diff(__sum16 *sum, __wsum diff) +static __always_inline void csum_replace_by_diff(__sum16 *sum, __wsum diff) { *sum = csum_fold(csum_add(diff, ~csum_unfold(*sum))); } -static inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to) +static __always_inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to) { __wsum tmp = csum_sub(~csum_unfold(*sum), (__force __wsum)from); @@ -136,11 +137,16 @@ static inline void csum_replace4(__sum16 *sum, __be32 from, __be32 to) * m : old value of a 16bit field * m' : new value of a 16bit field */ -static inline void csum_replace2(__sum16 *sum, __be16 old, __be16 new) +static __always_inline void csum_replace2(__sum16 *sum, __be16 old, __be16 new) { *sum = ~csum16_add(csum16_sub(~(*sum), old), new); } +static inline void csum_replace(__wsum *csum, __wsum old, __wsum new) +{ + *csum = csum_add(csum_sub(*csum, old), new); +} + struct sk_buff; void inet_proto_csum_replace4(__sum16 *sum, struct sk_buff *skb, __be32 from, __be32 to, bool pseudohdr); @@ -150,16 +156,16 @@ void inet_proto_csum_replace16(__sum16 *sum, struct sk_buff *skb, void inet_proto_csum_replace_by_diff(__sum16 *sum, struct sk_buff *skb, __wsum diff, bool pseudohdr); -static inline void inet_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb, - __be16 from, __be16 to, - bool pseudohdr) +static __always_inline +void inet_proto_csum_replace2(__sum16 *sum, struct sk_buff *skb, + __be16 from, __be16 to, bool pseudohdr) { inet_proto_csum_replace4(sum, skb, (__force __be32)from, (__force __be32)to, pseudohdr); } -static inline __wsum remcsum_adjust(void *ptr, __wsum csum, - int start, int offset) +static __always_inline __wsum remcsum_adjust(void *ptr, __wsum csum, + int start, int offset) { __sum16 *psum = (__sum16 *)(ptr + offset); __wsum delta; @@ -175,12 +181,12 @@ static inline __wsum remcsum_adjust(void *ptr, __wsum csum, return delta; } -static inline void remcsum_unadjust(__sum16 *psum, __wsum delta) +static __always_inline void remcsum_unadjust(__sum16 *psum, __wsum delta) { *psum = csum_fold(csum_sub(delta, (__force __wsum)*psum)); } -static inline __wsum wsum_negate(__wsum val) +static __always_inline __wsum wsum_negate(__wsum val) { return (__force __wsum)-((__force u32)val); } diff --git a/include/net/dsa.h b/include/net/dsa.h index 57b3e4e7413b..85a5ba3772f5 100644 --- a/include/net/dsa.h +++ b/include/net/dsa.h @@ -1187,6 +1187,7 @@ void dsa_unregister_switch(struct dsa_switch *ds); int dsa_register_switch(struct dsa_switch *ds); void dsa_switch_shutdown(struct dsa_switch *ds); struct dsa_switch *dsa_switch_find(int tree_index, int sw_index); +void dsa_flush_workqueue(void); #ifdef CONFIG_PM_SLEEP int dsa_switch_suspend(struct dsa_switch *ds); int dsa_switch_resume(struct dsa_switch *ds); diff --git a/include/net/esp.h b/include/net/esp.h index 9c5637d41d95..90cd02ff77ef 100644 --- a/include/net/esp.h +++ b/include/net/esp.h @@ -4,6 +4,8 @@ #include <linux/skbuff.h> +#define ESP_SKB_FRAG_MAXSIZE (PAGE_SIZE << SKB_FRAG_PAGE_ORDER) + struct ip_esp_hdr; static inline struct ip_esp_hdr *ip_esp_hdr(const struct sk_buff *skb) diff --git a/include/net/ip6_fib.h b/include/net/ip6_fib.h index 40ae8f1b18e5..2048bc8748cb 100644 --- a/include/net/ip6_fib.h +++ b/include/net/ip6_fib.h @@ -190,14 +190,16 @@ struct fib6_info { u32 fib6_metric; u8 fib6_protocol; u8 fib6_type; + + u8 offload; + u8 trap; + u8 offload_failed; + u8 should_flush:1, dst_nocount:1, dst_nopolicy:1, fib6_destroying:1, - offload:1, - trap:1, - offload_failed:1, - unused:1; + unused:4; struct rcu_head rcu; struct nexthop *nh; diff --git a/include/net/ipv6.h b/include/net/ipv6.h index 3afcb128e064..92eec13d1693 100644 --- a/include/net/ipv6.h +++ b/include/net/ipv6.h @@ -393,17 +393,20 @@ static inline void txopt_put(struct ipv6_txoptions *opt) kfree_rcu(opt, rcu); } +#if IS_ENABLED(CONFIG_IPV6) struct ip6_flowlabel *__fl6_sock_lookup(struct sock *sk, __be32 label); extern struct static_key_false_deferred ipv6_flowlabel_exclusive; static inline struct ip6_flowlabel *fl6_sock_lookup(struct sock *sk, __be32 label) { - if (static_branch_unlikely(&ipv6_flowlabel_exclusive.key)) + if (static_branch_unlikely(&ipv6_flowlabel_exclusive.key) && + READ_ONCE(sock_net(sk)->ipv6.flowlabel_has_excl)) return __fl6_sock_lookup(sk, label) ? : ERR_PTR(-ENOENT); return NULL; } +#endif struct ipv6_txoptions *fl6_merge_options(struct ipv6_txoptions *opt_space, struct ip6_flowlabel *fl, diff --git a/include/net/ndisc.h b/include/net/ndisc.h index 53cb8de0e589..47ffb360ddfa 100644 --- a/include/net/ndisc.h +++ b/include/net/ndisc.h @@ -475,9 +475,9 @@ int igmp6_late_init(void); void igmp6_cleanup(void); void igmp6_late_cleanup(void); -int igmp6_event_query(struct sk_buff *skb); +void igmp6_event_query(struct sk_buff *skb); -int igmp6_event_report(struct sk_buff *skb); +void igmp6_event_report(struct sk_buff *skb); #ifdef CONFIG_SYSCTL diff --git a/include/net/netfilter/nf_conntrack.h b/include/net/netfilter/nf_conntrack.h index 8731d5bcb47d..b08b70989d2c 100644 --- a/include/net/netfilter/nf_conntrack.h +++ b/include/net/netfilter/nf_conntrack.h @@ -97,7 +97,6 @@ struct nf_conn { unsigned long status; u16 cpu; - u16 local_origin:1; possible_net_t ct_net; #if IS_ENABLED(CONFIG_NF_NAT) diff --git a/include/net/netfilter/nf_flow_table.h b/include/net/netfilter/nf_flow_table.h index a3647fadf1cc..bd59e950f4d6 100644 --- a/include/net/netfilter/nf_flow_table.h +++ b/include/net/netfilter/nf_flow_table.h @@ -96,6 +96,7 @@ enum flow_offload_xmit_type { FLOW_OFFLOAD_XMIT_NEIGH, FLOW_OFFLOAD_XMIT_XFRM, FLOW_OFFLOAD_XMIT_DIRECT, + FLOW_OFFLOAD_XMIT_TC, }; #define NF_FLOW_TABLE_ENCAP_MAX 2 @@ -127,7 +128,7 @@ struct flow_offload_tuple { struct { } __hash; u8 dir:2, - xmit_type:2, + xmit_type:3, encap_num:2, in_vlan_ingress:2; u16 mtu; @@ -142,6 +143,9 @@ struct flow_offload_tuple { u8 h_source[ETH_ALEN]; u8 h_dest[ETH_ALEN]; } out; + struct { + u32 iifidx; + } tc; }; }; diff --git a/include/net/netfilter/nf_queue.h b/include/net/netfilter/nf_queue.h index 9eed51e920e8..980daa6e1e3a 100644 --- a/include/net/netfilter/nf_queue.h +++ b/include/net/netfilter/nf_queue.h @@ -37,7 +37,7 @@ void nf_register_queue_handler(const struct nf_queue_handler *qh); void nf_unregister_queue_handler(void); void nf_reinject(struct nf_queue_entry *entry, unsigned int verdict); -void nf_queue_entry_get_refs(struct nf_queue_entry *entry); +bool nf_queue_entry_get_refs(struct nf_queue_entry *entry); void nf_queue_entry_free(struct nf_queue_entry *entry); static inline void init_hashrandom(u32 *jhash_initval) diff --git a/include/net/netfilter/nf_tables.h b/include/net/netfilter/nf_tables.h index eaf55da9a205..c4c0861deac1 100644 --- a/include/net/netfilter/nf_tables.h +++ b/include/net/netfilter/nf_tables.h @@ -905,9 +905,9 @@ struct nft_expr_ops { int (*offload)(struct nft_offload_ctx *ctx, struct nft_flow_rule *flow, const struct nft_expr *expr); + bool (*offload_action)(const struct nft_expr *expr); void (*offload_stats)(struct nft_expr *expr, const struct flow_stats *stats); - u32 offload_flags; const struct nft_expr_type *type; void *data; }; diff --git a/include/net/netfilter/nf_tables_offload.h b/include/net/netfilter/nf_tables_offload.h index f9d95ff82df8..797147843958 100644 --- a/include/net/netfilter/nf_tables_offload.h +++ b/include/net/netfilter/nf_tables_offload.h @@ -67,8 +67,6 @@ struct nft_flow_rule { struct flow_rule *rule; }; -#define NFT_OFFLOAD_F_ACTION (1 << 0) - void nft_flow_rule_set_addr_type(struct nft_flow_rule *flow, enum flow_dissector_key_id addr_type); diff --git a/include/net/netns/ipv6.h b/include/net/netns/ipv6.h index a4b550380316..6bd7e5a85ce7 100644 --- a/include/net/netns/ipv6.h +++ b/include/net/netns/ipv6.h @@ -77,9 +77,10 @@ struct netns_ipv6 { spinlock_t fib6_gc_lock; unsigned int ip6_rt_gc_expire; unsigned long ip6_rt_last_gc; + unsigned char flowlabel_has_excl; #ifdef CONFIG_IPV6_MULTIPLE_TABLES - unsigned int fib6_rules_require_fldissect; bool fib6_has_custom_rules; + unsigned int fib6_rules_require_fldissect; #ifdef CONFIG_IPV6_SUBTREES unsigned int fib6_routes_require_src; #endif diff --git a/include/net/sock.h b/include/net/sock.h index ff9b508d9c5f..50aecd28b355 100644 --- a/include/net/sock.h +++ b/include/net/sock.h @@ -507,7 +507,7 @@ struct sock { #endif u16 sk_tsflags; u8 sk_shutdown; - u32 sk_tskey; + atomic_t sk_tskey; atomic_t sk_zckey; u8 sk_clockid; @@ -2667,7 +2667,7 @@ static inline void _sock_tx_timestamp(struct sock *sk, __u16 tsflags, __sock_tx_timestamp(tsflags, tx_flags); if (tsflags & SOF_TIMESTAMPING_OPT_ID && tskey && tsflags & SOF_TIMESTAMPING_TX_RECORD_MASK) - *tskey = sk->sk_tskey++; + *tskey = atomic_inc_return(&sk->sk_tskey) - 1; } if (unlikely(sock_flag(sk, SOCK_WIFI_STATUS))) *tx_flags |= SKBTX_WIFI_STATUS; diff --git a/include/net/xfrm.h b/include/net/xfrm.h index fdb41e8bb626..76aa6f11a540 100644 --- a/include/net/xfrm.h +++ b/include/net/xfrm.h @@ -1568,7 +1568,6 @@ void xfrm_sad_getinfo(struct net *net, struct xfrmk_sadinfo *si); void xfrm_spd_getinfo(struct net *net, struct xfrmk_spdinfo *si); u32 xfrm_replay_seqhi(struct xfrm_state *x, __be32 net_seq); int xfrm_init_replay(struct xfrm_state *x); -u32 __xfrm_state_mtu(struct xfrm_state *x, int mtu); u32 xfrm_state_mtu(struct xfrm_state *x, int mtu); int __xfrm_init_state(struct xfrm_state *x, bool init_replay, bool offload); int xfrm_init_state(struct xfrm_state *x); @@ -1681,14 +1680,15 @@ int km_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, const struct xfrm_migrate *m, int num_bundles, const struct xfrm_kmaddress *k, const struct xfrm_encap_tmpl *encap); -struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *net); +struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *net, + u32 if_id); struct xfrm_state *xfrm_state_migrate(struct xfrm_state *x, struct xfrm_migrate *m, struct xfrm_encap_tmpl *encap); int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_bundles, struct xfrm_kmaddress *k, struct net *net, - struct xfrm_encap_tmpl *encap); + struct xfrm_encap_tmpl *encap, u32 if_id); #endif int km_new_mapping(struct xfrm_state *x, xfrm_address_t *ipaddr, __be16 sport); diff --git a/include/soc/fsl/dpaa2-fd.h b/include/soc/fsl/dpaa2-fd.h index 90ae8d191f1a..bae490cac0aa 100644 --- a/include/soc/fsl/dpaa2-fd.h +++ b/include/soc/fsl/dpaa2-fd.h @@ -7,7 +7,8 @@ #ifndef __FSL_DPAA2_FD_H #define __FSL_DPAA2_FD_H -#include <linux/kernel.h> +#include <linux/byteorder/generic.h> +#include <linux/types.h> /** * DOC: DPAA2 FD - Frame Descriptor APIs for DPAA2 diff --git a/include/soc/fsl/qe/immap_qe.h b/include/soc/fsl/qe/immap_qe.h index 7614fee532f1..edd601f53f5d 100644 --- a/include/soc/fsl/qe/immap_qe.h +++ b/include/soc/fsl/qe/immap_qe.h @@ -13,7 +13,8 @@ #define _ASM_POWERPC_IMMAP_QE_H #ifdef __KERNEL__ -#include <linux/kernel.h> +#include <linux/types.h> + #include <asm/io.h> #define QE_IMMAP_SIZE (1024 * 1024) /* 1MB from 1MB+IMMR */ diff --git a/include/soc/fsl/qe/qe_tdm.h b/include/soc/fsl/qe/qe_tdm.h index b6febe225071..43ea830cfe1f 100644 --- a/include/soc/fsl/qe/qe_tdm.h +++ b/include/soc/fsl/qe/qe_tdm.h @@ -10,8 +10,8 @@ #ifndef _QE_TDM_H_ #define _QE_TDM_H_ -#include <linux/kernel.h> #include <linux/list.h> +#include <linux/types.h> #include <soc/fsl/qe/immap_qe.h> #include <soc/fsl/qe/qe.h> @@ -19,6 +19,8 @@ #include <soc/fsl/qe/ucc.h> #include <soc/fsl/qe/ucc_fast.h> +struct device_node; + /* SI RAM entries */ #define SIR_LAST 0x0001 #define SIR_BYTE 0x0002 diff --git a/include/soc/fsl/qe/ucc_fast.h b/include/soc/fsl/qe/ucc_fast.h index 9696a5b9b5d1..ad60b87a3c69 100644 --- a/include/soc/fsl/qe/ucc_fast.h +++ b/include/soc/fsl/qe/ucc_fast.h @@ -10,7 +10,7 @@ #ifndef __UCC_FAST_H__ #define __UCC_FAST_H__ -#include <linux/kernel.h> +#include <linux/types.h> #include <soc/fsl/qe/immap_qe.h> #include <soc/fsl/qe/qe.h> diff --git a/include/soc/fsl/qe/ucc_slow.h b/include/soc/fsl/qe/ucc_slow.h index 11a216e4e919..7548ce8a202d 100644 --- a/include/soc/fsl/qe/ucc_slow.h +++ b/include/soc/fsl/qe/ucc_slow.h @@ -11,7 +11,7 @@ #ifndef __UCC_SLOW_H__ #define __UCC_SLOW_H__ -#include <linux/kernel.h> +#include <linux/types.h> #include <soc/fsl/qe/immap_qe.h> #include <soc/fsl/qe/qe.h> diff --git a/include/trace/events/cachefiles.h b/include/trace/events/cachefiles.h index c6f5aa74db89..2c530637e10a 100644 --- a/include/trace/events/cachefiles.h +++ b/include/trace/events/cachefiles.h @@ -56,6 +56,7 @@ enum cachefiles_coherency_trace { cachefiles_coherency_set_ok, cachefiles_coherency_vol_check_cmp, cachefiles_coherency_vol_check_ok, + cachefiles_coherency_vol_check_resv, cachefiles_coherency_vol_check_xattr, cachefiles_coherency_vol_set_fail, cachefiles_coherency_vol_set_ok, @@ -139,6 +140,7 @@ enum cachefiles_error_trace { EM(cachefiles_coherency_set_ok, "SET ok ") \ EM(cachefiles_coherency_vol_check_cmp, "VOL BAD cmp ") \ EM(cachefiles_coherency_vol_check_ok, "VOL OK ") \ + EM(cachefiles_coherency_vol_check_resv, "VOL BAD resv") \ EM(cachefiles_coherency_vol_check_xattr,"VOL BAD xatt") \ EM(cachefiles_coherency_vol_set_fail, "VOL SET fail") \ E_(cachefiles_coherency_vol_set_ok, "VOL SET ok ") diff --git a/include/uapi/linux/elf.h b/include/uapi/linux/elf.h index 61bf4774b8f2..fe8e5b74cb39 100644 --- a/include/uapi/linux/elf.h +++ b/include/uapi/linux/elf.h @@ -40,6 +40,9 @@ typedef __s64 Elf64_Sxword; #define PT_GNU_STACK (PT_LOOS + 0x474e551) +/* ARM MTE memory tag segment type */ +#define PT_ARM_MEMTAG_MTE (PT_LOPROC + 0x1) + /* * Extended Numbering * diff --git a/include/uapi/linux/input-event-codes.h b/include/uapi/linux/input-event-codes.h index 225ec87d4f22..7989d9483ea7 100644 --- a/include/uapi/linux/input-event-codes.h +++ b/include/uapi/linux/input-event-codes.h @@ -278,7 +278,8 @@ #define KEY_PAUSECD 201 #define KEY_PROG3 202 #define KEY_PROG4 203 -#define KEY_DASHBOARD 204 /* AL Dashboard */ +#define KEY_ALL_APPLICATIONS 204 /* AC Desktop Show All Applications */ +#define KEY_DASHBOARD KEY_ALL_APPLICATIONS #define KEY_SUSPEND 205 #define KEY_CLOSE 206 /* AC Close */ #define KEY_PLAY 207 @@ -612,6 +613,7 @@ #define KEY_ASSISTANT 0x247 /* AL Context-aware desktop assistant */ #define KEY_KBD_LAYOUT_NEXT 0x248 /* AC Next Keyboard Layout Select */ #define KEY_EMOJI_PICKER 0x249 /* Show/hide emoji picker (HUTRR101) */ +#define KEY_DICTATE 0x24a /* Start or Stop Voice Dictation Session (HUTRR99) */ #define KEY_BRIGHTNESS_MIN 0x250 /* Set Brightness to Minimum */ #define KEY_BRIGHTNESS_MAX 0x251 /* Set Brightness to Maximum */ diff --git a/include/uapi/linux/kvm.h b/include/uapi/linux/kvm.h index 5191b57e1562..507ee1f2aa96 100644 --- a/include/uapi/linux/kvm.h +++ b/include/uapi/linux/kvm.h @@ -1134,6 +1134,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_VM_GPA_BITS 207 #define KVM_CAP_XSAVE2 208 #define KVM_CAP_SYS_ATTRIBUTES 209 +#define KVM_CAP_PPC_AIL_MODE_3 210 #ifdef KVM_CAP_IRQ_ROUTING diff --git a/include/uapi/linux/magic.h b/include/uapi/linux/magic.h index 0425cd79af9a..f724129c0425 100644 --- a/include/uapi/linux/magic.h +++ b/include/uapi/linux/magic.h @@ -36,6 +36,7 @@ #define EFIVARFS_MAGIC 0xde5e81e4 #define HOSTFS_SUPER_MAGIC 0x00c0ffee #define OVERLAYFS_SUPER_MAGIC 0x794c7630 +#define FUSE_SUPER_MAGIC 0x65735546 #define MINIX_SUPER_MAGIC 0x137F /* minix v1 fs, 14 char names */ #define MINIX_SUPER_MAGIC2 0x138F /* minix v1 fs, 30 char names */ diff --git a/include/uapi/linux/xfrm.h b/include/uapi/linux/xfrm.h index 4e29d7851890..65e13a099b1a 100644 --- a/include/uapi/linux/xfrm.h +++ b/include/uapi/linux/xfrm.h @@ -511,6 +511,12 @@ struct xfrm_user_offload { int ifindex; __u8 flags; }; +/* This flag was exposed without any kernel code that supporting it. + * Unfortunately, strongswan has the code that uses sets this flag, + * which makes impossible to reuse this bit. + * + * So leave it here to make sure that it won't be reused by mistake. + */ #define XFRM_OFFLOAD_IPV6 1 #define XFRM_OFFLOAD_INBOUND 2 diff --git a/include/xen/grant_table.h b/include/xen/grant_table.h index cb854df031ce..c9fea9389ebe 100644 --- a/include/xen/grant_table.h +++ b/include/xen/grant_table.h @@ -104,17 +104,32 @@ int gnttab_end_foreign_access_ref(grant_ref_t ref, int readonly); * access has been ended, free the given page too. Access will be ended * immediately iff the grant entry is not in use, otherwise it will happen * some time later. page may be 0, in which case no freeing will occur. + * Note that the granted page might still be accessed (read or write) by the + * other side after gnttab_end_foreign_access() returns, so even if page was + * specified as 0 it is not allowed to just reuse the page for other + * purposes immediately. gnttab_end_foreign_access() will take an additional + * reference to the granted page in this case, which is dropped only after + * the grant is no longer in use. + * This requires that multi page allocations for areas subject to + * gnttab_end_foreign_access() are done via alloc_pages_exact() (and freeing + * via free_pages_exact()) in order to avoid high order pages. */ void gnttab_end_foreign_access(grant_ref_t ref, int readonly, unsigned long page); +/* + * End access through the given grant reference, iff the grant entry is + * no longer in use. In case of success ending foreign access, the + * grant reference is deallocated. + * Return 1 if the grant entry was freed, 0 if it is still in use. + */ +int gnttab_try_end_foreign_access(grant_ref_t ref); + int gnttab_grant_foreign_transfer(domid_t domid, unsigned long pfn); unsigned long gnttab_end_foreign_transfer_ref(grant_ref_t ref); unsigned long gnttab_end_foreign_transfer(grant_ref_t ref); -int gnttab_query_foreign_access(grant_ref_t ref); - /* * operations on reserved batches of grant references */ diff --git a/kernel/bpf/btf.c b/kernel/bpf/btf.c index e16dafeb2450..3e23b3fa79ff 100644 --- a/kernel/bpf/btf.c +++ b/kernel/bpf/btf.c @@ -5688,7 +5688,8 @@ static int btf_check_func_arg_match(struct bpf_verifier_env *env, } if (check_ptr_off_reg(env, reg, regno)) return -EINVAL; - } else if (is_kfunc && (reg->type == PTR_TO_BTF_ID || reg2btf_ids[reg->type])) { + } else if (is_kfunc && (reg->type == PTR_TO_BTF_ID || + (reg2btf_ids[base_type(reg->type)] && !type_flag(reg->type)))) { const struct btf_type *reg_ref_t; const struct btf *reg_btf; const char *reg_ref_tname; @@ -5706,7 +5707,7 @@ static int btf_check_func_arg_match(struct bpf_verifier_env *env, reg_ref_id = reg->btf_id; } else { reg_btf = btf_vmlinux; - reg_ref_id = *reg2btf_ids[reg->type]; + reg_ref_id = *reg2btf_ids[base_type(reg->type)]; } reg_ref_t = btf_type_skip_modifiers(reg_btf, reg_ref_id, diff --git a/kernel/bpf/helpers.c b/kernel/bpf/helpers.c index 01cfdf40c838..55c084251fab 100644 --- a/kernel/bpf/helpers.c +++ b/kernel/bpf/helpers.c @@ -2,6 +2,7 @@ /* Copyright (c) 2011-2014 PLUMgrid, http://plumgrid.com */ #include <linux/bpf.h> +#include <linux/btf.h> #include <linux/bpf-cgroup.h> #include <linux/rcupdate.h> #include <linux/random.h> @@ -1075,6 +1076,7 @@ static enum hrtimer_restart bpf_timer_cb(struct hrtimer *hrtimer) void *key; u32 idx; + BTF_TYPE_EMIT(struct bpf_timer); callback_fn = rcu_dereference_check(t->callback_fn, rcu_read_lock_bh_held()); if (!callback_fn) goto out; diff --git a/kernel/bpf/syscall.c b/kernel/bpf/syscall.c index fa4505f9b611..ca70fe6fba38 100644 --- a/kernel/bpf/syscall.c +++ b/kernel/bpf/syscall.c @@ -1355,6 +1355,7 @@ int generic_map_delete_batch(struct bpf_map *map, maybe_wait_bpf_programs(map); if (err) break; + cond_resched(); } if (copy_to_user(&uattr->batch.count, &cp, sizeof(cp))) err = -EFAULT; @@ -1412,6 +1413,7 @@ int generic_map_update_batch(struct bpf_map *map, if (err) break; + cond_resched(); } if (copy_to_user(&uattr->batch.count, &cp, sizeof(cp))) @@ -1509,6 +1511,7 @@ int generic_map_lookup_batch(struct bpf_map *map, swap(prev_key, key); retry = MAP_LOOKUP_RETRIES; cp++; + cond_resched(); } if (err == -EFAULT) diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c index 0e877dbcfeea..afc6c0e9c966 100644 --- a/kernel/cgroup/cgroup-v1.c +++ b/kernel/cgroup/cgroup-v1.c @@ -546,6 +546,7 @@ static ssize_t cgroup_release_agent_write(struct kernfs_open_file *of, char *buf, size_t nbytes, loff_t off) { struct cgroup *cgrp; + struct cgroup_file_ctx *ctx; BUILD_BUG_ON(sizeof(cgrp->root->release_agent_path) < PATH_MAX); @@ -553,8 +554,9 @@ static ssize_t cgroup_release_agent_write(struct kernfs_open_file *of, * Release agent gets called with all capabilities, * require capabilities to set release agent. */ - if ((of->file->f_cred->user_ns != &init_user_ns) || - !capable(CAP_SYS_ADMIN)) + ctx = of->priv; + if ((ctx->ns->user_ns != &init_user_ns) || + !file_ns_capable(of->file, &init_user_ns, CAP_SYS_ADMIN)) return -EPERM; cgrp = cgroup_kn_lock_live(of->kn, false); diff --git a/kernel/cgroup/cgroup.c b/kernel/cgroup/cgroup.c index 9d05c3ca2d5e..a557eea7166f 100644 --- a/kernel/cgroup/cgroup.c +++ b/kernel/cgroup/cgroup.c @@ -6166,6 +6166,20 @@ static int cgroup_css_set_fork(struct kernel_clone_args *kargs) if (ret) goto err; + /* + * Spawning a task directly into a cgroup works by passing a file + * descriptor to the target cgroup directory. This can even be an O_PATH + * file descriptor. But it can never be a cgroup.procs file descriptor. + * This was done on purpose so spawning into a cgroup could be + * conceptualized as an atomic + * + * fd = openat(dfd_cgroup, "cgroup.procs", ...); + * write(fd, <child-pid>, ...); + * + * sequence, i.e. it's a shorthand for the caller opening and writing + * cgroup.procs of the cgroup indicated by @dfd_cgroup. This allows us + * to always use the caller's credentials. + */ ret = cgroup_attach_permissions(cset->dfl_cgrp, dst_cgrp, sb, !(kargs->flags & CLONE_THREAD), current->nsproxy->cgroup_ns); diff --git a/kernel/cgroup/cpuset.c b/kernel/cgroup/cpuset.c index 4c7254e8f49a..5de18448016c 100644 --- a/kernel/cgroup/cpuset.c +++ b/kernel/cgroup/cpuset.c @@ -2289,6 +2289,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) cgroup_taskset_first(tset, &css); cs = css_cs(css); + cpus_read_lock(); percpu_down_write(&cpuset_rwsem); guarantee_online_mems(cs, &cpuset_attach_nodemask_to); @@ -2342,6 +2343,7 @@ static void cpuset_attach(struct cgroup_taskset *tset) wake_up(&cpuset_attach_wq); percpu_up_write(&cpuset_rwsem); + cpus_read_unlock(); } /* The various types of files and directories in a cpuset file system */ @@ -3522,8 +3524,8 @@ static struct cpuset *nearest_hardwall_ancestor(struct cpuset *cs) return cs; } -/** - * cpuset_node_allowed - Can we allocate on a memory node? +/* + * __cpuset_node_allowed - Can we allocate on a memory node? * @node: is this an allowed node? * @gfp_mask: memory allocation flags * @@ -3694,8 +3696,8 @@ void cpuset_print_current_mems_allowed(void) int cpuset_memory_pressure_enabled __read_mostly; -/** - * cpuset_memory_pressure_bump - keep stats of per-cpuset reclaims. +/* + * __cpuset_memory_pressure_bump - keep stats of per-cpuset reclaims. * * Keep a running average of the rate of synchronous (direct) * page reclaim efforts initiated by tasks in each cpuset. @@ -3710,7 +3712,7 @@ int cpuset_memory_pressure_enabled __read_mostly; * "memory_pressure". Value displayed is an integer * representing the recent rate of entry into the synchronous * (direct) page reclaim by any task attached to the cpuset. - **/ + */ void __cpuset_memory_pressure_bump(void) { diff --git a/kernel/configs/debug.config b/kernel/configs/debug.config index e9ffb0cc1eec..e8db8d938661 100644 --- a/kernel/configs/debug.config +++ b/kernel/configs/debug.config @@ -17,6 +17,7 @@ CONFIG_SYMBOLIC_ERRNAME=y # Compile-time checks and compiler options # CONFIG_DEBUG_INFO=y +CONFIG_DEBUG_INFO_DWARF_TOOLCHAIN_DEFAULT=y CONFIG_DEBUG_SECTION_MISMATCH=y CONFIG_FRAME_WARN=2048 CONFIG_SECTION_MISMATCH_WARN_ONLY=y diff --git a/kernel/cred.c b/kernel/cred.c index 473d17c431f3..933155c96922 100644 --- a/kernel/cred.c +++ b/kernel/cred.c @@ -665,21 +665,16 @@ EXPORT_SYMBOL(cred_fscmp); int set_cred_ucounts(struct cred *new) { - struct task_struct *task = current; - const struct cred *old = task->real_cred; struct ucounts *new_ucounts, *old_ucounts = new->ucounts; - if (new->user == old->user && new->user_ns == old->user_ns) - return 0; - /* * This optimization is needed because alloc_ucounts() uses locks * for table lookups. */ - if (old_ucounts->ns == new->user_ns && uid_eq(old_ucounts->uid, new->euid)) + if (old_ucounts->ns == new->user_ns && uid_eq(old_ucounts->uid, new->uid)) return 0; - if (!(new_ucounts = alloc_ucounts(new->user_ns, new->euid))) + if (!(new_ucounts = alloc_ucounts(new->user_ns, new->uid))) return -EAGAIN; new->ucounts = new_ucounts; diff --git a/kernel/dma/swiotlb.c b/kernel/dma/swiotlb.c index f1e7ea160b43..6db1c475ec82 100644 --- a/kernel/dma/swiotlb.c +++ b/kernel/dma/swiotlb.c @@ -627,9 +627,14 @@ phys_addr_t swiotlb_tbl_map_single(struct device *dev, phys_addr_t orig_addr, for (i = 0; i < nr_slots(alloc_size + offset); i++) mem->slots[index + i].orig_addr = slot_addr(orig_addr, i); tlb_addr = slot_addr(mem->start, index) + offset; - if (!(attrs & DMA_ATTR_SKIP_CPU_SYNC) && - (dir == DMA_TO_DEVICE || dir == DMA_BIDIRECTIONAL)) - swiotlb_bounce(dev, tlb_addr, mapping_size, DMA_TO_DEVICE); + /* + * When dir == DMA_FROM_DEVICE we could omit the copy from the orig + * to the tlb buffer, if we knew for sure the device will + * overwirte the entire current content. But we don't. Thus + * unconditional bounce may prevent leaking swiotlb content (i.e. + * kernel memory) to user-space. + */ + swiotlb_bounce(dev, tlb_addr, mapping_size, DMA_TO_DEVICE); return tlb_addr; } @@ -696,10 +701,13 @@ void swiotlb_tbl_unmap_single(struct device *dev, phys_addr_t tlb_addr, void swiotlb_sync_single_for_device(struct device *dev, phys_addr_t tlb_addr, size_t size, enum dma_data_direction dir) { - if (dir == DMA_TO_DEVICE || dir == DMA_BIDIRECTIONAL) - swiotlb_bounce(dev, tlb_addr, size, DMA_TO_DEVICE); - else - BUG_ON(dir != DMA_FROM_DEVICE); + /* + * Unconditional bounce is necessary to avoid corruption on + * sync_*_for_cpu or dma_ummap_* when the device didn't overwrite + * the whole lengt of the bounce buffer. + */ + swiotlb_bounce(dev, tlb_addr, size, DMA_TO_DEVICE); + BUG_ON(!valid_dma_direction(dir)); } void swiotlb_sync_single_for_cpu(struct device *dev, phys_addr_t tlb_addr, diff --git a/kernel/fork.c b/kernel/fork.c index 51fd1df994b7..b441a81f5fa9 100644 --- a/kernel/fork.c +++ b/kernel/fork.c @@ -367,14 +367,14 @@ struct vm_area_struct *vm_area_dup(struct vm_area_struct *orig) *new = data_race(*orig); INIT_LIST_HEAD(&new->anon_vma_chain); new->vm_next = new->vm_prev = NULL; - dup_vma_anon_name(orig, new); + dup_anon_vma_name(orig, new); } return new; } void vm_area_free(struct vm_area_struct *vma) { - free_vma_anon_name(vma); + free_anon_vma_name(vma); kmem_cache_free(vm_area_cachep, vma); } @@ -2020,18 +2020,18 @@ static __latent_entropy struct task_struct *copy_process( #ifdef CONFIG_PROVE_LOCKING DEBUG_LOCKS_WARN_ON(!p->softirqs_enabled); #endif + retval = copy_creds(p, clone_flags); + if (retval < 0) + goto bad_fork_free; + retval = -EAGAIN; if (is_ucounts_overlimit(task_ucounts(p), UCOUNT_RLIMIT_NPROC, rlimit(RLIMIT_NPROC))) { if (p->real_cred->user != INIT_USER && !capable(CAP_SYS_RESOURCE) && !capable(CAP_SYS_ADMIN)) - goto bad_fork_free; + goto bad_fork_cleanup_count; } current->flags &= ~PF_NPROC_EXCEEDED; - retval = copy_creds(p, clone_flags); - if (retval < 0) - goto bad_fork_free; - /* * If multiple threads are within copy_process(), then this check * triggers too late. This doesn't hurt, the check is only there @@ -2266,6 +2266,17 @@ static __latent_entropy struct task_struct *copy_process( goto bad_fork_put_pidfd; /* + * Now that the cgroups are pinned, re-clone the parent cgroup and put + * the new task on the correct runqueue. All this *before* the task + * becomes visible. + * + * This isn't part of ->can_fork() because while the re-cloning is + * cgroup specific, it unconditionally needs to place the task on a + * runqueue. + */ + sched_cgroup_fork(p, args); + + /* * From this point on we must avoid any synchronous user-space * communication until we take the tasklist-lock. In particular, we do * not want user-space to be able to predict the process start-time by @@ -2322,10 +2333,6 @@ static __latent_entropy struct task_struct *copy_process( goto bad_fork_cancel_cgroup; } - /* past the last point of failure */ - if (pidfile) - fd_install(pidfd, pidfile); - init_task_pid_links(p); if (likely(p->pid)) { ptrace_init_task(p, (clone_flags & CLONE_PTRACE) || trace); @@ -2374,8 +2381,11 @@ static __latent_entropy struct task_struct *copy_process( syscall_tracepoint_update(p); write_unlock_irq(&tasklist_lock); + if (pidfile) + fd_install(pidfd, pidfile); + proc_fork_connector(p); - sched_post_fork(p, args); + sched_post_fork(p); cgroup_post_fork(p, args); perf_event_fork(p); diff --git a/kernel/locking/lockdep.c b/kernel/locking/lockdep.c index 4a882f83aeb9..f8a0212189ca 100644 --- a/kernel/locking/lockdep.c +++ b/kernel/locking/lockdep.c @@ -3462,7 +3462,7 @@ struct lock_class *lock_chain_get_class(struct lock_chain *chain, int i) u16 chain_hlock = chain_hlocks[chain->base + i]; unsigned int class_idx = chain_hlock_class_idx(chain_hlock); - return lock_classes + class_idx - 1; + return lock_classes + class_idx; } /* @@ -3530,7 +3530,7 @@ static void print_chain_keys_chain(struct lock_chain *chain) hlock_id = chain_hlocks[chain->base + i]; chain_key = print_chain_key_iteration(hlock_id, chain_key); - print_lock_name(lock_classes + chain_hlock_class_idx(hlock_id) - 1); + print_lock_name(lock_classes + chain_hlock_class_idx(hlock_id)); printk("\n"); } } diff --git a/kernel/module_decompress.c b/kernel/module_decompress.c index b01c69c2ff99..ffef98a20320 100644 --- a/kernel/module_decompress.c +++ b/kernel/module_decompress.c @@ -250,6 +250,7 @@ void module_decompress_cleanup(struct load_info *info) info->max_pages = info->used_pages = 0; } +#ifdef CONFIG_SYSFS static ssize_t compression_show(struct kobject *kobj, struct kobj_attribute *attr, char *buf) { @@ -269,3 +270,4 @@ static int __init module_decompress_sysfs_init(void) return 0; } late_initcall(module_decompress_sysfs_init); +#endif diff --git a/kernel/sched/core.c b/kernel/sched/core.c index fcf0c180617c..9745613d531c 100644 --- a/kernel/sched/core.c +++ b/kernel/sched/core.c @@ -1214,9 +1214,8 @@ int tg_nop(struct task_group *tg, void *data) } #endif -static void set_load_weight(struct task_struct *p) +static void set_load_weight(struct task_struct *p, bool update_load) { - bool update_load = !(READ_ONCE(p->__state) & TASK_NEW); int prio = p->static_prio - MAX_RT_PRIO; struct load_weight *load = &p->se.load; @@ -4407,7 +4406,7 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p) p->static_prio = NICE_TO_PRIO(0); p->prio = p->normal_prio = p->static_prio; - set_load_weight(p); + set_load_weight(p, false); /* * We don't need the reset flag anymore after the fork. It has @@ -4425,6 +4424,7 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p) init_entity_runnable_average(&p->se); + #ifdef CONFIG_SCHED_INFO if (likely(sched_info_on())) memset(&p->sched_info, 0, sizeof(p->sched_info)); @@ -4440,18 +4440,23 @@ int sched_fork(unsigned long clone_flags, struct task_struct *p) return 0; } -void sched_post_fork(struct task_struct *p, struct kernel_clone_args *kargs) +void sched_cgroup_fork(struct task_struct *p, struct kernel_clone_args *kargs) { unsigned long flags; -#ifdef CONFIG_CGROUP_SCHED - struct task_group *tg; -#endif + /* + * Because we're not yet on the pid-hash, p->pi_lock isn't strictly + * required yet, but lockdep gets upset if rules are violated. + */ raw_spin_lock_irqsave(&p->pi_lock, flags); #ifdef CONFIG_CGROUP_SCHED - tg = container_of(kargs->cset->subsys[cpu_cgrp_id], - struct task_group, css); - p->sched_task_group = autogroup_task_group(p, tg); + if (1) { + struct task_group *tg; + tg = container_of(kargs->cset->subsys[cpu_cgrp_id], + struct task_group, css); + tg = autogroup_task_group(p, tg); + p->sched_task_group = tg; + } #endif rseq_migrate(p); /* @@ -4462,7 +4467,10 @@ void sched_post_fork(struct task_struct *p, struct kernel_clone_args *kargs) if (p->sched_class->task_fork) p->sched_class->task_fork(p); raw_spin_unlock_irqrestore(&p->pi_lock, flags); +} +void sched_post_fork(struct task_struct *p) +{ uclamp_post_fork(p); } @@ -6922,7 +6930,7 @@ void set_user_nice(struct task_struct *p, long nice) put_prev_task(rq, p); p->static_prio = NICE_TO_PRIO(nice); - set_load_weight(p); + set_load_weight(p, true); old_prio = p->prio; p->prio = effective_prio(p); @@ -7213,7 +7221,7 @@ static void __setscheduler_params(struct task_struct *p, */ p->rt_priority = attr->sched_priority; p->normal_prio = normal_prio(p); - set_load_weight(p); + set_load_weight(p, true); } /* @@ -9446,7 +9454,7 @@ void __init sched_init(void) #endif } - set_load_weight(&init_task); + set_load_weight(&init_task, false); /* * The boot idle thread does lazy MMU switching as well: diff --git a/kernel/sys.c b/kernel/sys.c index ecc4cf019242..5b0e172c4d47 100644 --- a/kernel/sys.c +++ b/kernel/sys.c @@ -7,6 +7,7 @@ #include <linux/export.h> #include <linux/mm.h> +#include <linux/mm_inline.h> #include <linux/utsname.h> #include <linux/mman.h> #include <linux/reboot.h> @@ -472,6 +473,16 @@ static int set_user(struct cred *new) if (!new_user) return -EAGAIN; + free_uid(new->user); + new->user = new_user; + return 0; +} + +static void flag_nproc_exceeded(struct cred *new) +{ + if (new->ucounts == current_ucounts()) + return; + /* * We don't fail in case of NPROC limit excess here because too many * poorly written programs don't check set*uid() return code, assuming @@ -480,15 +491,10 @@ static int set_user(struct cred *new) * failure to the execve() stage. */ if (is_ucounts_overlimit(new->ucounts, UCOUNT_RLIMIT_NPROC, rlimit(RLIMIT_NPROC)) && - new_user != INIT_USER && - !capable(CAP_SYS_RESOURCE) && !capable(CAP_SYS_ADMIN)) + new->user != INIT_USER) current->flags |= PF_NPROC_EXCEEDED; else current->flags &= ~PF_NPROC_EXCEEDED; - - free_uid(new->user); - new->user = new_user; - return 0; } /* @@ -563,6 +569,7 @@ long __sys_setreuid(uid_t ruid, uid_t euid) if (retval < 0) goto error; + flag_nproc_exceeded(new); return commit_creds(new); error: @@ -625,6 +632,7 @@ long __sys_setuid(uid_t uid) if (retval < 0) goto error; + flag_nproc_exceeded(new); return commit_creds(new); error: @@ -704,6 +712,7 @@ long __sys_setresuid(uid_t ruid, uid_t euid, uid_t suid) if (retval < 0) goto error; + flag_nproc_exceeded(new); return commit_creds(new); error: @@ -2278,15 +2287,16 @@ static int prctl_set_vma(unsigned long opt, unsigned long addr, { struct mm_struct *mm = current->mm; const char __user *uname; - char *name, *pch; + struct anon_vma_name *anon_name = NULL; int error; switch (opt) { case PR_SET_VMA_ANON_NAME: uname = (const char __user *)arg; if (uname) { - name = strndup_user(uname, ANON_VMA_NAME_MAX_LEN); + char *name, *pch; + name = strndup_user(uname, ANON_VMA_NAME_MAX_LEN); if (IS_ERR(name)) return PTR_ERR(name); @@ -2296,15 +2306,18 @@ static int prctl_set_vma(unsigned long opt, unsigned long addr, return -EINVAL; } } - } else { - /* Reset the name */ - name = NULL; + /* anon_vma has its own copy */ + anon_name = anon_vma_name_alloc(name); + kfree(name); + if (!anon_name) + return -ENOMEM; + } mmap_write_lock(mm); - error = madvise_set_anon_name(mm, addr, size, name); + error = madvise_set_anon_name(mm, addr, size, anon_name); mmap_write_unlock(mm); - kfree(name); + anon_vma_name_put(anon_name); break; default: error = -EINVAL; diff --git a/kernel/sysctl.c b/kernel/sysctl.c index 5ae443b2882e..730ab56d9e92 100644 --- a/kernel/sysctl.c +++ b/kernel/sysctl.c @@ -180,6 +180,10 @@ static int bpf_stats_handler(struct ctl_table *table, int write, return ret; } +void __weak unpriv_ebpf_notify(int new_state) +{ +} + static int bpf_unpriv_handler(struct ctl_table *table, int write, void *buffer, size_t *lenp, loff_t *ppos) { @@ -197,6 +201,9 @@ static int bpf_unpriv_handler(struct ctl_table *table, int write, return -EPERM; *(int *)table->data = unpriv_enable; } + + unpriv_ebpf_notify(unpriv_enable); + return ret; } #endif /* CONFIG_BPF_SYSCALL && CONFIG_SYSCTL */ diff --git a/kernel/trace/blktrace.c b/kernel/trace/blktrace.c index af68a67179b4..21dea90eaa93 100644 --- a/kernel/trace/blktrace.c +++ b/kernel/trace/blktrace.c @@ -310,10 +310,20 @@ record_it: local_irq_restore(flags); } -static void blk_trace_free(struct blk_trace *bt) +static void blk_trace_free(struct request_queue *q, struct blk_trace *bt) { relay_close(bt->rchan); - debugfs_remove(bt->dir); + + /* + * If 'bt->dir' is not set, then both 'dropped' and 'msg' are created + * under 'q->debugfs_dir', thus lookup and remove them. + */ + if (!bt->dir) { + debugfs_remove(debugfs_lookup("dropped", q->debugfs_dir)); + debugfs_remove(debugfs_lookup("msg", q->debugfs_dir)); + } else { + debugfs_remove(bt->dir); + } free_percpu(bt->sequence); free_percpu(bt->msg_data); kfree(bt); @@ -335,10 +345,10 @@ static void put_probe_ref(void) mutex_unlock(&blk_probe_mutex); } -static void blk_trace_cleanup(struct blk_trace *bt) +static void blk_trace_cleanup(struct request_queue *q, struct blk_trace *bt) { synchronize_rcu(); - blk_trace_free(bt); + blk_trace_free(q, bt); put_probe_ref(); } @@ -352,7 +362,7 @@ static int __blk_trace_remove(struct request_queue *q) return -EINVAL; if (bt->trace_state != Blktrace_running) - blk_trace_cleanup(bt); + blk_trace_cleanup(q, bt); return 0; } @@ -572,7 +582,7 @@ static int do_blk_trace_setup(struct request_queue *q, char *name, dev_t dev, ret = 0; err: if (ret) - blk_trace_free(bt); + blk_trace_free(q, bt); return ret; } @@ -1616,7 +1626,7 @@ static int blk_trace_remove_queue(struct request_queue *q) put_probe_ref(); synchronize_rcu(); - blk_trace_free(bt); + blk_trace_free(q, bt); return 0; } @@ -1647,7 +1657,7 @@ static int blk_trace_setup_queue(struct request_queue *q, return 0; free_bt: - blk_trace_free(bt); + blk_trace_free(q, bt); return ret; } diff --git a/kernel/trace/ftrace.c b/kernel/trace/ftrace.c index f9feb197b2da..6105b7036482 100644 --- a/kernel/trace/ftrace.c +++ b/kernel/trace/ftrace.c @@ -7191,7 +7191,6 @@ static int __init ftrace_nodyn_init(void) core_initcall(ftrace_nodyn_init); static inline int ftrace_init_dyn_tracefs(struct dentry *d_tracer) { return 0; } -static inline void ftrace_startup_enable(int command) { } static inline void ftrace_startup_all(int command) { } # define ftrace_startup_sysctl() do { } while (0) @@ -7791,7 +7790,7 @@ int ftrace_is_dead(void) /** * register_ftrace_function - register a function for profiling - * @ops - ops structure that holds the function for profiling. + * @ops: ops structure that holds the function for profiling. * * Register a function to be called by all functions in the * kernel. @@ -7818,7 +7817,7 @@ EXPORT_SYMBOL_GPL(register_ftrace_function); /** * unregister_ftrace_function - unregister a function for profiling. - * @ops - ops structure that holds the function to unregister + * @ops: ops structure that holds the function to unregister * * Unregister a function that was added to be called by ftrace profiling. */ diff --git a/kernel/trace/trace.c b/kernel/trace/trace.c index 7c2578efde26..eb44418574f9 100644 --- a/kernel/trace/trace.c +++ b/kernel/trace/trace.c @@ -235,7 +235,7 @@ static char trace_boot_options_buf[MAX_TRACER_SIZE] __initdata; static int __init set_trace_boot_options(char *str) { strlcpy(trace_boot_options_buf, str, MAX_TRACER_SIZE); - return 0; + return 1; } __setup("trace_options=", set_trace_boot_options); @@ -246,7 +246,7 @@ static int __init set_trace_boot_clock(char *str) { strlcpy(trace_boot_clock_buf, str, MAX_TRACER_SIZE); trace_boot_clock = trace_boot_clock_buf; - return 0; + return 1; } __setup("trace_clock=", set_trace_boot_clock); @@ -1474,10 +1474,12 @@ static int __init set_buf_size(char *str) if (!str) return 0; buf_size = memparse(str, &str); - /* nr_entries can not be zero */ - if (buf_size == 0) - return 0; - trace_buf_size = buf_size; + /* + * nr_entries can not be zero and the startup + * tests require some buffer space. Therefore + * ensure we have at least 4096 bytes of buffer. + */ + trace_buf_size = max(4096UL, buf_size); return 1; } __setup("trace_buf_size=", set_buf_size); diff --git a/kernel/trace/trace.h b/kernel/trace/trace.h index d038ddbf1bea..c5b09c31e077 100644 --- a/kernel/trace/trace.h +++ b/kernel/trace/trace.h @@ -136,7 +136,6 @@ struct kprobe_trace_entry_head { struct eprobe_trace_entry_head { struct trace_entry ent; - unsigned int type; }; struct kretprobe_trace_entry_head { diff --git a/kernel/trace/trace_eprobe.c b/kernel/trace/trace_eprobe.c index 191db32dec46..541aa13581b9 100644 --- a/kernel/trace/trace_eprobe.c +++ b/kernel/trace/trace_eprobe.c @@ -242,7 +242,6 @@ static int trace_eprobe_tp_arg_update(struct trace_eprobe *ep, int i) static int eprobe_event_define_fields(struct trace_event_call *event_call) { - int ret; struct eprobe_trace_entry_head field; struct trace_probe *tp; @@ -250,8 +249,6 @@ static int eprobe_event_define_fields(struct trace_event_call *event_call) if (WARN_ON_ONCE(!tp)) return -ENOENT; - DEFINE_FIELD(unsigned int, type, FIELD_STRING_TYPE, 0); - return traceprobe_define_arg_fields(event_call, sizeof(field), tp); } @@ -270,7 +267,9 @@ print_eprobe_event(struct trace_iterator *iter, int flags, struct trace_event_call *pevent; struct trace_event *probed_event; struct trace_seq *s = &iter->seq; + struct trace_eprobe *ep; struct trace_probe *tp; + unsigned int type; field = (struct eprobe_trace_entry_head *)iter->ent; tp = trace_probe_primary_from_call( @@ -278,15 +277,18 @@ print_eprobe_event(struct trace_iterator *iter, int flags, if (WARN_ON_ONCE(!tp)) goto out; + ep = container_of(tp, struct trace_eprobe, tp); + type = ep->event->event.type; + trace_seq_printf(s, "%s: (", trace_probe_name(tp)); - probed_event = ftrace_find_event(field->type); + probed_event = ftrace_find_event(type); if (probed_event) { pevent = container_of(probed_event, struct trace_event_call, event); trace_seq_printf(s, "%s.%s", pevent->class->system, trace_event_name(pevent)); } else { - trace_seq_printf(s, "%u", field->type); + trace_seq_printf(s, "%u", type); } trace_seq_putc(s, ')'); @@ -498,10 +500,6 @@ __eprobe_trace_func(struct eprobe_data *edata, void *rec) return; entry = fbuffer.entry = ring_buffer_event_data(fbuffer.event); - if (edata->ep->event) - entry->type = edata->ep->event->event.type; - else - entry->type = 0; store_trace_args(&entry[1], &edata->ep->tp, rec, sizeof(*entry), dsize); trace_event_buffer_commit(&fbuffer); diff --git a/kernel/trace/trace_events_hist.c b/kernel/trace/trace_events_hist.c index ada87bfb5bb8..dc7f733b4cb3 100644 --- a/kernel/trace/trace_events_hist.c +++ b/kernel/trace/trace_events_hist.c @@ -2289,9 +2289,9 @@ parse_field(struct hist_trigger_data *hist_data, struct trace_event_file *file, /* * For backward compatibility, if field_name * was "cpu", then we treat this the same as - * common_cpu. + * common_cpu. This also works for "CPU". */ - if (strcmp(field_name, "cpu") == 0) { + if (field && field->filter_type == FILTER_CPU) { *flags |= HIST_FIELD_FL_CPU; } else { hist_err(tr, HIST_ERR_FIELD_NOT_FOUND, @@ -4832,7 +4832,7 @@ static int create_tracing_map_fields(struct hist_trigger_data *hist_data) if (hist_field->flags & HIST_FIELD_FL_STACKTRACE) cmp_fn = tracing_map_cmp_none; - else if (!field) + else if (!field || hist_field->flags & HIST_FIELD_FL_CPU) cmp_fn = tracing_map_cmp_num(hist_field->size, hist_field->is_signed); else if (is_string_field(field)) diff --git a/kernel/trace/trace_events_trigger.c b/kernel/trace/trace_events_trigger.c index d00fee705f9c..7eb9d04f1c2e 100644 --- a/kernel/trace/trace_events_trigger.c +++ b/kernel/trace/trace_events_trigger.c @@ -84,6 +84,20 @@ event_triggers_call(struct trace_event_file *file, } EXPORT_SYMBOL_GPL(event_triggers_call); +bool __trace_trigger_soft_disabled(struct trace_event_file *file) +{ + unsigned long eflags = file->flags; + + if (eflags & EVENT_FILE_FL_TRIGGER_MODE) + event_triggers_call(file, NULL, NULL, NULL); + if (eflags & EVENT_FILE_FL_SOFT_DISABLED) + return true; + if (eflags & EVENT_FILE_FL_PID_FILTER) + return trace_event_ignore_this_pid(file); + return false; +} +EXPORT_SYMBOL_GPL(__trace_trigger_soft_disabled); + /** * event_triggers_post_call - Call 'post_triggers' for a trace event * @file: The trace_event_file associated with the event @@ -1295,6 +1309,16 @@ traceon_trigger(struct event_trigger_data *data, struct trace_buffer *buffer, void *rec, struct ring_buffer_event *event) { + struct trace_event_file *file = data->private_data; + + if (file) { + if (tracer_tracing_is_on(file->tr)) + return; + + tracer_tracing_on(file->tr); + return; + } + if (tracing_is_on()) return; @@ -1306,8 +1330,15 @@ traceon_count_trigger(struct event_trigger_data *data, struct trace_buffer *buffer, void *rec, struct ring_buffer_event *event) { - if (tracing_is_on()) - return; + struct trace_event_file *file = data->private_data; + + if (file) { + if (tracer_tracing_is_on(file->tr)) + return; + } else { + if (tracing_is_on()) + return; + } if (!data->count) return; @@ -1315,7 +1346,10 @@ traceon_count_trigger(struct event_trigger_data *data, if (data->count != -1) (data->count)--; - tracing_on(); + if (file) + tracer_tracing_on(file->tr); + else + tracing_on(); } static void @@ -1323,6 +1357,16 @@ traceoff_trigger(struct event_trigger_data *data, struct trace_buffer *buffer, void *rec, struct ring_buffer_event *event) { + struct trace_event_file *file = data->private_data; + + if (file) { + if (!tracer_tracing_is_on(file->tr)) + return; + + tracer_tracing_off(file->tr); + return; + } + if (!tracing_is_on()) return; @@ -1334,8 +1378,15 @@ traceoff_count_trigger(struct event_trigger_data *data, struct trace_buffer *buffer, void *rec, struct ring_buffer_event *event) { - if (!tracing_is_on()) - return; + struct trace_event_file *file = data->private_data; + + if (file) { + if (!tracer_tracing_is_on(file->tr)) + return; + } else { + if (!tracing_is_on()) + return; + } if (!data->count) return; @@ -1343,7 +1394,10 @@ traceoff_count_trigger(struct event_trigger_data *data, if (data->count != -1) (data->count)--; - tracing_off(); + if (file) + tracer_tracing_off(file->tr); + else + tracing_off(); } static int @@ -1540,7 +1594,12 @@ stacktrace_trigger(struct event_trigger_data *data, struct trace_buffer *buffer, void *rec, struct ring_buffer_event *event) { - trace_dump_stack(STACK_SKIP); + struct trace_event_file *file = data->private_data; + + if (file) + __trace_stack(file->tr, tracing_gen_ctx(), STACK_SKIP); + else + trace_dump_stack(STACK_SKIP); } static void diff --git a/kernel/trace/trace_kprobe.c b/kernel/trace/trace_kprobe.c index 508f14af4f2c..b62fd785b599 100644 --- a/kernel/trace/trace_kprobe.c +++ b/kernel/trace/trace_kprobe.c @@ -32,7 +32,7 @@ static int __init set_kprobe_boot_events(char *str) strlcpy(kprobe_boot_events_buf, str, COMMAND_LINE_SIZE); disable_tracing_selftest("running kprobe events"); - return 0; + return 1; } __setup("kprobe_event=", set_kprobe_boot_events); diff --git a/kernel/trace/trace_osnoise.c b/kernel/trace/trace_osnoise.c index 870a08da5b48..5e3c62a08fc0 100644 --- a/kernel/trace/trace_osnoise.c +++ b/kernel/trace/trace_osnoise.c @@ -1387,6 +1387,26 @@ static int run_osnoise(void) } /* + * In some cases, notably when running on a nohz_full CPU with + * a stopped tick PREEMPT_RCU has no way to account for QSs. + * This will eventually cause unwarranted noise as PREEMPT_RCU + * will force preemption as the means of ending the current + * grace period. We avoid this problem by calling + * rcu_momentary_dyntick_idle(), which performs a zero duration + * EQS allowing PREEMPT_RCU to end the current grace period. + * This call shouldn't be wrapped inside an RCU critical + * section. + * + * Note that in non PREEMPT_RCU kernels QSs are handled through + * cond_resched() + */ + if (IS_ENABLED(CONFIG_PREEMPT_RCU)) { + local_irq_disable(); + rcu_momentary_dyntick_idle(); + local_irq_enable(); + } + + /* * For the non-preemptive kernel config: let threads runs, if * they so wish. */ @@ -1437,6 +1457,37 @@ static struct cpumask osnoise_cpumask; static struct cpumask save_cpumask; /* + * osnoise_sleep - sleep until the next period + */ +static void osnoise_sleep(void) +{ + u64 interval; + ktime_t wake_time; + + mutex_lock(&interface_lock); + interval = osnoise_data.sample_period - osnoise_data.sample_runtime; + mutex_unlock(&interface_lock); + + /* + * differently from hwlat_detector, the osnoise tracer can run + * without a pause because preemption is on. + */ + if (!interval) { + /* Let synchronize_rcu_tasks() make progress */ + cond_resched_tasks_rcu_qs(); + return; + } + + wake_time = ktime_add_us(ktime_get(), interval); + __set_current_state(TASK_INTERRUPTIBLE); + + while (schedule_hrtimeout_range(&wake_time, 0, HRTIMER_MODE_ABS)) { + if (kthread_should_stop()) + break; + } +} + +/* * osnoise_main - The osnoise detection kernel thread * * Calls run_osnoise() function to measure the osnoise for the configured runtime, @@ -1444,30 +1495,10 @@ static struct cpumask save_cpumask; */ static int osnoise_main(void *data) { - u64 interval; while (!kthread_should_stop()) { - run_osnoise(); - - mutex_lock(&interface_lock); - interval = osnoise_data.sample_period - osnoise_data.sample_runtime; - mutex_unlock(&interface_lock); - - do_div(interval, USEC_PER_MSEC); - - /* - * differently from hwlat_detector, the osnoise tracer can run - * without a pause because preemption is on. - */ - if (interval < 1) { - /* Let synchronize_rcu_tasks() make progress */ - cond_resched_tasks_rcu_qs(); - continue; - } - - if (msleep_interruptible(interval)) - break; + osnoise_sleep(); } return 0; @@ -2189,6 +2220,17 @@ static void osnoise_workload_stop(void) if (osnoise_has_registered_instances()) return; + /* + * If callbacks were already disabled in a previous stop + * call, there is no need to disable then again. + * + * For instance, this happens when tracing is stopped via: + * echo 0 > tracing_on + * echo nop > current_tracer. + */ + if (!trace_osnoise_callback_enabled) + return; + trace_osnoise_callback_enabled = false; /* * Make sure that ftrace_nmi_enter/exit() see diff --git a/kernel/trace/trace_probe.c b/kernel/trace/trace_probe.c index 73d90179b51b..80863c6508e5 100644 --- a/kernel/trace/trace_probe.c +++ b/kernel/trace/trace_probe.c @@ -871,15 +871,15 @@ static int __set_print_fmt(struct trace_probe *tp, char *buf, int len, switch (ptype) { case PROBE_PRINT_NORMAL: fmt = "(%lx)"; - arg = "REC->" FIELD_STRING_IP; + arg = ", REC->" FIELD_STRING_IP; break; case PROBE_PRINT_RETURN: fmt = "(%lx <- %lx)"; - arg = "REC->" FIELD_STRING_FUNC ", REC->" FIELD_STRING_RETIP; + arg = ", REC->" FIELD_STRING_FUNC ", REC->" FIELD_STRING_RETIP; break; case PROBE_PRINT_EVENT: - fmt = "(%u)"; - arg = "REC->" FIELD_STRING_TYPE; + fmt = ""; + arg = ""; break; default: WARN_ON_ONCE(1); @@ -903,7 +903,7 @@ static int __set_print_fmt(struct trace_probe *tp, char *buf, int len, parg->type->fmt); } - pos += snprintf(buf + pos, LEN_OR_ZERO, "\", %s", arg); + pos += snprintf(buf + pos, LEN_OR_ZERO, "\"%s", arg); for (i = 0; i < tp->nr_args; i++) { parg = tp->args + i; diff --git a/kernel/trace/trace_probe.h b/kernel/trace/trace_probe.h index 99e7a5df025e..92cc149af0fd 100644 --- a/kernel/trace/trace_probe.h +++ b/kernel/trace/trace_probe.h @@ -38,7 +38,6 @@ #define FIELD_STRING_IP "__probe_ip" #define FIELD_STRING_RETIP "__probe_ret_ip" #define FIELD_STRING_FUNC "__probe_func" -#define FIELD_STRING_TYPE "__probe_type" #undef DEFINE_FIELD #define DEFINE_FIELD(type, item, name, is_signed) \ diff --git a/kernel/trace/trace_selftest.c b/kernel/trace/trace_selftest.c index afd937a46496..abcadbe933bb 100644 --- a/kernel/trace/trace_selftest.c +++ b/kernel/trace/trace_selftest.c @@ -784,9 +784,7 @@ static struct fgraph_ops fgraph_ops __initdata = { .retfunc = &trace_graph_return, }; -#if defined(CONFIG_DYNAMIC_FTRACE) && \ - defined(CONFIG_HAVE_DYNAMIC_FTRACE_WITH_ARGS) -#define TEST_DIRECT_TRAMP +#ifdef CONFIG_DYNAMIC_FTRACE_WITH_DIRECT_CALLS noinline __noclone static void trace_direct_tramp(void) { } #endif @@ -849,7 +847,7 @@ trace_selftest_startup_function_graph(struct tracer *trace, goto out; } -#ifdef TEST_DIRECT_TRAMP +#ifdef CONFIG_DYNAMIC_FTRACE_WITH_DIRECT_CALLS tracing_reset_online_cpus(&tr->array_buffer); set_graph_array(tr); diff --git a/kernel/ucount.c b/kernel/ucount.c index 65b597431c86..06ea04d44685 100644 --- a/kernel/ucount.c +++ b/kernel/ucount.c @@ -350,7 +350,8 @@ bool is_ucounts_overlimit(struct ucounts *ucounts, enum ucount_type type, unsign if (rlimit > LONG_MAX) max = LONG_MAX; for (iter = ucounts; iter; iter = iter->ns->ucounts) { - if (get_ucounts_value(iter, type) > max) + long val = get_ucounts_value(iter, type); + if (val < 0 || val > max) return true; max = READ_ONCE(iter->ns->ucount_max[type]); } diff --git a/kernel/user_namespace.c b/kernel/user_namespace.c index 6b2e3ca7ee99..5481ba44a8d6 100644 --- a/kernel/user_namespace.c +++ b/kernel/user_namespace.c @@ -58,6 +58,18 @@ static void set_cred_user_ns(struct cred *cred, struct user_namespace *user_ns) cred->user_ns = user_ns; } +static unsigned long enforced_nproc_rlimit(void) +{ + unsigned long limit = RLIM_INFINITY; + + /* Is RLIMIT_NPROC currently enforced? */ + if (!uid_eq(current_uid(), GLOBAL_ROOT_UID) || + (current_user_ns() != &init_user_ns)) + limit = rlimit(RLIMIT_NPROC); + + return limit; +} + /* * Create a new user namespace, deriving the creator from the user in the * passed credentials, and replacing that user with the new root user for the @@ -122,7 +134,7 @@ int create_user_ns(struct cred *new) for (i = 0; i < MAX_PER_NAMESPACE_UCOUNTS; i++) { ns->ucount_max[i] = INT_MAX; } - set_rlimit_ucount_max(ns, UCOUNT_RLIMIT_NPROC, rlimit(RLIMIT_NPROC)); + set_rlimit_ucount_max(ns, UCOUNT_RLIMIT_NPROC, enforced_nproc_rlimit()); set_rlimit_ucount_max(ns, UCOUNT_RLIMIT_MSGQUEUE, rlimit(RLIMIT_MSGQUEUE)); set_rlimit_ucount_max(ns, UCOUNT_RLIMIT_SIGPENDING, rlimit(RLIMIT_SIGPENDING)); set_rlimit_ucount_max(ns, UCOUNT_RLIMIT_MEMLOCK, rlimit(RLIMIT_MEMLOCK)); diff --git a/kernel/watch_queue.c b/kernel/watch_queue.c index 9c9eb20dd2c5..00703444a219 100644 --- a/kernel/watch_queue.c +++ b/kernel/watch_queue.c @@ -54,6 +54,7 @@ static void watch_queue_pipe_buf_release(struct pipe_inode_info *pipe, bit += page->index; set_bit(bit, wqueue->notes_bitmap); + generic_pipe_buf_release(pipe, buf); } // No try_steal function => no stealing @@ -112,7 +113,7 @@ static bool post_one_notification(struct watch_queue *wqueue, buf->offset = offset; buf->len = len; buf->flags = PIPE_BUF_FLAG_WHOLE; - pipe->head = head + 1; + smp_store_release(&pipe->head, head + 1); /* vs pipe_read() */ if (!test_and_clear_bit(note, wqueue->notes_bitmap)) { spin_unlock_irq(&pipe->rd_wait.lock); @@ -219,7 +220,6 @@ long watch_queue_set_size(struct pipe_inode_info *pipe, unsigned int nr_notes) struct page **pages; unsigned long *bitmap; unsigned long user_bufs; - unsigned int bmsize; int ret, i, nr_pages; if (!wqueue) @@ -243,7 +243,8 @@ long watch_queue_set_size(struct pipe_inode_info *pipe, unsigned int nr_notes) goto error; } - ret = pipe_resize_ring(pipe, nr_notes); + nr_notes = nr_pages * WATCH_QUEUE_NOTES_PER_PAGE; + ret = pipe_resize_ring(pipe, roundup_pow_of_two(nr_notes)); if (ret < 0) goto error; @@ -258,17 +259,15 @@ long watch_queue_set_size(struct pipe_inode_info *pipe, unsigned int nr_notes) pages[i]->index = i * WATCH_QUEUE_NOTES_PER_PAGE; } - bmsize = (nr_notes + BITS_PER_LONG - 1) / BITS_PER_LONG; - bmsize *= sizeof(unsigned long); - bitmap = kmalloc(bmsize, GFP_KERNEL); + bitmap = bitmap_alloc(nr_notes, GFP_KERNEL); if (!bitmap) goto error_p; - memset(bitmap, 0xff, bmsize); + bitmap_fill(bitmap, nr_notes); wqueue->notes = pages; wqueue->notes_bitmap = bitmap; wqueue->nr_pages = nr_pages; - wqueue->nr_notes = nr_pages * WATCH_QUEUE_NOTES_PER_PAGE; + wqueue->nr_notes = nr_notes; return 0; error_p: @@ -320,7 +319,7 @@ long watch_queue_set_filter(struct pipe_inode_info *pipe, tf[i].info_mask & WATCH_INFO_LENGTH) goto err_filter; /* Ignore any unknown types */ - if (tf[i].type >= sizeof(wfilter->type_filter) * 8) + if (tf[i].type >= WATCH_TYPE__NR) continue; nr_filter++; } @@ -336,7 +335,7 @@ long watch_queue_set_filter(struct pipe_inode_info *pipe, q = wfilter->filters; for (i = 0; i < filter.nr_filters; i++) { - if (tf[i].type >= sizeof(wfilter->type_filter) * BITS_PER_LONG) + if (tf[i].type >= WATCH_TYPE__NR) continue; q->type = tf[i].type; @@ -371,6 +370,7 @@ static void __put_watch_queue(struct kref *kref) for (i = 0; i < wqueue->nr_pages; i++) __free_page(wqueue->notes[i]); + bitmap_free(wqueue->notes_bitmap); wfilter = rcu_access_pointer(wqueue->filter); if (wfilter) @@ -566,7 +566,7 @@ void watch_queue_clear(struct watch_queue *wqueue) rcu_read_lock(); spin_lock_bh(&wqueue->lock); - /* Prevent new additions and prevent notifications from happening */ + /* Prevent new notifications from being stored. */ wqueue->defunct = true; while (!hlist_empty(&wqueue->watches)) { diff --git a/lib/Kconfig b/lib/Kconfig index c80fde816a7e..9b5a692ce00c 100644 --- a/lib/Kconfig +++ b/lib/Kconfig @@ -45,7 +45,6 @@ config BITREVERSE config HAVE_ARCH_BITREVERSE bool default n - depends on BITREVERSE help This option enables the use of hardware bit-reversal instructions on architectures which support such operations. diff --git a/lib/iov_iter.c b/lib/iov_iter.c index b0e0acdf96c1..6dd5330f7a99 100644 --- a/lib/iov_iter.c +++ b/lib/iov_iter.c @@ -414,6 +414,7 @@ static size_t copy_page_to_iter_pipe(struct page *page, size_t offset, size_t by return 0; buf->ops = &page_cache_pipe_buf_ops; + buf->flags = 0; get_page(page); buf->page = page; buf->offset = offset; @@ -577,6 +578,7 @@ static size_t push_pipe(struct iov_iter *i, size_t size, break; buf->ops = &default_pipe_buf_ops; + buf->flags = 0; buf->page = page; buf->offset = 0; buf->len = min_t(ssize_t, left, PAGE_SIZE); diff --git a/lib/test_kasan.c b/lib/test_kasan.c index 26a5c9007653..3b413f8c8a71 100644 --- a/lib/test_kasan.c +++ b/lib/test_kasan.c @@ -869,11 +869,14 @@ static void kmem_cache_invalid_free(struct kunit *test) kmem_cache_destroy(cache); } +static void empty_cache_ctor(void *object) { } + static void kmem_cache_double_destroy(struct kunit *test) { struct kmem_cache *cache; - cache = kmem_cache_create("test_cache", 200, 0, 0, NULL); + /* Provide a constructor to prevent cache merging. */ + cache = kmem_cache_create("test_cache", 200, 0, 0, empty_cache_ctor); KUNIT_ASSERT_NOT_ERR_OR_NULL(test, cache); kmem_cache_destroy(cache); KUNIT_EXPECT_KASAN_FAIL(test, kmem_cache_destroy(cache)); @@ -1729,11 +1729,11 @@ EXPORT_SYMBOL(fault_in_writeable); * @uaddr: start of address range * @size: length of address range * - * Faults in an address range using get_user_pages, i.e., without triggering - * hardware page faults. This is primarily useful when we already know that - * some or all of the pages in the address range aren't in memory. + * Faults in an address range for writing. This is primarily useful when we + * already know that some or all of the pages in the address range aren't in + * memory. * - * Other than fault_in_writeable(), this function is non-destructive. + * Unlike fault_in_writeable(), this function is non-destructive. * * Note that we don't pin or otherwise hold the pages referenced that we fault * in. There's no guarantee that they'll stay in memory for any duration of @@ -1744,46 +1744,27 @@ EXPORT_SYMBOL(fault_in_writeable); */ size_t fault_in_safe_writeable(const char __user *uaddr, size_t size) { - unsigned long start = (unsigned long)untagged_addr(uaddr); - unsigned long end, nstart, nend; + unsigned long start = (unsigned long)uaddr, end; struct mm_struct *mm = current->mm; - struct vm_area_struct *vma = NULL; - int locked = 0; + bool unlocked = false; - nstart = start & PAGE_MASK; + if (unlikely(size == 0)) + return 0; end = PAGE_ALIGN(start + size); - if (end < nstart) + if (end < start) end = 0; - for (; nstart != end; nstart = nend) { - unsigned long nr_pages; - long ret; - if (!locked) { - locked = 1; - mmap_read_lock(mm); - vma = find_vma(mm, nstart); - } else if (nstart >= vma->vm_end) - vma = vma->vm_next; - if (!vma || vma->vm_start >= end) - break; - nend = end ? min(end, vma->vm_end) : vma->vm_end; - if (vma->vm_flags & (VM_IO | VM_PFNMAP)) - continue; - if (nstart < vma->vm_start) - nstart = vma->vm_start; - nr_pages = (nend - nstart) / PAGE_SIZE; - ret = __get_user_pages_locked(mm, nstart, nr_pages, - NULL, NULL, &locked, - FOLL_TOUCH | FOLL_WRITE); - if (ret <= 0) + mmap_read_lock(mm); + do { + if (fixup_user_fault(mm, start, FAULT_FLAG_WRITE, &unlocked)) break; - nend = nstart + ret * PAGE_SIZE; - } - if (locked) - mmap_read_unlock(mm); - if (nstart == end) - return 0; - return size - min_t(size_t, nstart - start, size); + start = (start + PAGE_SIZE) & PAGE_MASK; + } while (start != end); + mmap_read_unlock(mm); + + if (size > (unsigned long)uaddr - start) + return size - ((unsigned long)uaddr - start); + return 0; } EXPORT_SYMBOL(fault_in_safe_writeable); diff --git a/mm/hugetlb.c b/mm/hugetlb.c index 61895cc01d09..f294db835f4b 100644 --- a/mm/hugetlb.c +++ b/mm/hugetlb.c @@ -4159,10 +4159,10 @@ static int __init hugepages_setup(char *s) pr_warn("HugeTLB: architecture can't support node specific alloc, ignoring!\n"); return 0; } + if (tmp >= nr_online_nodes) + goto invalid; node = tmp; p += count + 1; - if (node < 0 || node >= nr_online_nodes) - goto invalid; /* Parse hugepages */ if (sscanf(p, "%lu%n", &tmp, &count) != 1) goto invalid; @@ -4851,14 +4851,13 @@ again: } static void move_huge_pte(struct vm_area_struct *vma, unsigned long old_addr, - unsigned long new_addr, pte_t *src_pte) + unsigned long new_addr, pte_t *src_pte, pte_t *dst_pte) { struct hstate *h = hstate_vma(vma); struct mm_struct *mm = vma->vm_mm; - pte_t *dst_pte, pte; spinlock_t *src_ptl, *dst_ptl; + pte_t pte; - dst_pte = huge_pte_offset(mm, new_addr, huge_page_size(h)); dst_ptl = huge_pte_lock(h, mm, dst_pte); src_ptl = huge_pte_lockptr(h, mm, src_pte); @@ -4917,7 +4916,7 @@ int move_hugetlb_page_tables(struct vm_area_struct *vma, if (!dst_pte) break; - move_huge_pte(vma, old_addr, new_addr, src_pte); + move_huge_pte(vma, old_addr, new_addr, src_pte, dst_pte); } flush_tlb_range(vma, old_end - len, old_end); mmu_notifier_invalidate_range_end(&range); diff --git a/mm/madvise.c b/mm/madvise.c index 5604064df464..38d0f515d548 100644 --- a/mm/madvise.c +++ b/mm/madvise.c @@ -65,7 +65,7 @@ static int madvise_need_mmap_write(int behavior) } #ifdef CONFIG_ANON_VMA_NAME -static struct anon_vma_name *anon_vma_name_alloc(const char *name) +struct anon_vma_name *anon_vma_name_alloc(const char *name) { struct anon_vma_name *anon_name; size_t count; @@ -81,78 +81,48 @@ static struct anon_vma_name *anon_vma_name_alloc(const char *name) return anon_name; } -static void vma_anon_name_free(struct kref *kref) +void anon_vma_name_free(struct kref *kref) { struct anon_vma_name *anon_name = container_of(kref, struct anon_vma_name, kref); kfree(anon_name); } -static inline bool has_vma_anon_name(struct vm_area_struct *vma) +struct anon_vma_name *anon_vma_name(struct vm_area_struct *vma) { - return !vma->vm_file && vma->anon_name; -} - -const char *vma_anon_name(struct vm_area_struct *vma) -{ - if (!has_vma_anon_name(vma)) - return NULL; - mmap_assert_locked(vma->vm_mm); - return vma->anon_name->name; -} - -void dup_vma_anon_name(struct vm_area_struct *orig_vma, - struct vm_area_struct *new_vma) -{ - if (!has_vma_anon_name(orig_vma)) - return; - - kref_get(&orig_vma->anon_name->kref); - new_vma->anon_name = orig_vma->anon_name; -} - -void free_vma_anon_name(struct vm_area_struct *vma) -{ - struct anon_vma_name *anon_name; - - if (!has_vma_anon_name(vma)) - return; + if (vma->vm_file) + return NULL; - anon_name = vma->anon_name; - vma->anon_name = NULL; - kref_put(&anon_name->kref, vma_anon_name_free); + return vma->anon_name; } /* mmap_lock should be write-locked */ -static int replace_vma_anon_name(struct vm_area_struct *vma, const char *name) +static int replace_anon_vma_name(struct vm_area_struct *vma, + struct anon_vma_name *anon_name) { - const char *anon_name; + struct anon_vma_name *orig_name = anon_vma_name(vma); - if (!name) { - free_vma_anon_name(vma); + if (!anon_name) { + vma->anon_name = NULL; + anon_vma_name_put(orig_name); return 0; } - anon_name = vma_anon_name(vma); - if (anon_name) { - /* Same name, nothing to do here */ - if (!strcmp(name, anon_name)) - return 0; + if (anon_vma_name_eq(orig_name, anon_name)) + return 0; - free_vma_anon_name(vma); - } - vma->anon_name = anon_vma_name_alloc(name); - if (!vma->anon_name) - return -ENOMEM; + vma->anon_name = anon_vma_name_reuse(anon_name); + anon_vma_name_put(orig_name); return 0; } #else /* CONFIG_ANON_VMA_NAME */ -static int replace_vma_anon_name(struct vm_area_struct *vma, const char *name) +static int replace_anon_vma_name(struct vm_area_struct *vma, + struct anon_vma_name *anon_name) { - if (name) + if (anon_name) return -EINVAL; return 0; @@ -161,17 +131,19 @@ static int replace_vma_anon_name(struct vm_area_struct *vma, const char *name) /* * Update the vm_flags on region of a vma, splitting it or merging it as * necessary. Must be called with mmap_sem held for writing; + * Caller should ensure anon_name stability by raising its refcount even when + * anon_name belongs to a valid vma because this function might free that vma. */ static int madvise_update_vma(struct vm_area_struct *vma, struct vm_area_struct **prev, unsigned long start, unsigned long end, unsigned long new_flags, - const char *name) + struct anon_vma_name *anon_name) { struct mm_struct *mm = vma->vm_mm; int error; pgoff_t pgoff; - if (new_flags == vma->vm_flags && is_same_vma_anon_name(vma, name)) { + if (new_flags == vma->vm_flags && anon_vma_name_eq(anon_vma_name(vma), anon_name)) { *prev = vma; return 0; } @@ -179,7 +151,7 @@ static int madvise_update_vma(struct vm_area_struct *vma, pgoff = vma->vm_pgoff + ((start - vma->vm_start) >> PAGE_SHIFT); *prev = vma_merge(mm, *prev, start, end, new_flags, vma->anon_vma, vma->vm_file, pgoff, vma_policy(vma), - vma->vm_userfaultfd_ctx, name); + vma->vm_userfaultfd_ctx, anon_name); if (*prev) { vma = *prev; goto success; @@ -209,7 +181,7 @@ success: */ vma->vm_flags = new_flags; if (!vma->vm_file) { - error = replace_vma_anon_name(vma, name); + error = replace_anon_vma_name(vma, anon_name); if (error) return error; } @@ -975,6 +947,7 @@ static int madvise_vma_behavior(struct vm_area_struct *vma, unsigned long behavior) { int error; + struct anon_vma_name *anon_name; unsigned long new_flags = vma->vm_flags; switch (behavior) { @@ -1040,8 +1013,11 @@ static int madvise_vma_behavior(struct vm_area_struct *vma, break; } + anon_name = anon_vma_name(vma); + anon_vma_name_get(anon_name); error = madvise_update_vma(vma, prev, start, end, new_flags, - vma_anon_name(vma)); + anon_name); + anon_vma_name_put(anon_name); out: /* @@ -1225,7 +1201,7 @@ int madvise_walk_vmas(struct mm_struct *mm, unsigned long start, static int madvise_vma_anon_name(struct vm_area_struct *vma, struct vm_area_struct **prev, unsigned long start, unsigned long end, - unsigned long name) + unsigned long anon_name) { int error; @@ -1234,7 +1210,7 @@ static int madvise_vma_anon_name(struct vm_area_struct *vma, return -EBADF; error = madvise_update_vma(vma, prev, start, end, vma->vm_flags, - (const char *)name); + (struct anon_vma_name *)anon_name); /* * madvise() returns EAGAIN if kernel resources, such as @@ -1246,7 +1222,7 @@ static int madvise_vma_anon_name(struct vm_area_struct *vma, } int madvise_set_anon_name(struct mm_struct *mm, unsigned long start, - unsigned long len_in, const char *name) + unsigned long len_in, struct anon_vma_name *anon_name) { unsigned long end; unsigned long len; @@ -1266,7 +1242,7 @@ int madvise_set_anon_name(struct mm_struct *mm, unsigned long start, if (end == start) return 0; - return madvise_walk_vmas(mm, start, end, (unsigned long)name, + return madvise_walk_vmas(mm, start, end, (unsigned long)anon_name, madvise_vma_anon_name); } #endif /* CONFIG_ANON_VMA_NAME */ diff --git a/mm/memblock.c b/mm/memblock.c index 1018e50566f3..b12a364f2766 100644 --- a/mm/memblock.c +++ b/mm/memblock.c @@ -366,14 +366,20 @@ void __init memblock_discard(void) addr = __pa(memblock.reserved.regions); size = PAGE_ALIGN(sizeof(struct memblock_region) * memblock.reserved.max); - memblock_free_late(addr, size); + if (memblock_reserved_in_slab) + kfree(memblock.reserved.regions); + else + memblock_free_late(addr, size); } if (memblock.memory.regions != memblock_memory_init_regions) { addr = __pa(memblock.memory.regions); size = PAGE_ALIGN(sizeof(struct memblock_region) * memblock.memory.max); - memblock_free_late(addr, size); + if (memblock_memory_in_slab) + kfree(memblock.memory.regions); + else + memblock_free_late(addr, size); } memblock_memory = NULL; diff --git a/mm/memfd.c b/mm/memfd.c index 9f80f162791a..08f5f8304746 100644 --- a/mm/memfd.c +++ b/mm/memfd.c @@ -31,20 +31,28 @@ static void memfd_tag_pins(struct xa_state *xas) { struct page *page; - unsigned int tagged = 0; + int latency = 0; + int cache_count; lru_add_drain(); xas_lock_irq(xas); xas_for_each(xas, page, ULONG_MAX) { - if (xa_is_value(page)) - continue; - page = find_subpage(page, xas->xa_index); - if (page_count(page) - page_mapcount(page) > 1) + cache_count = 1; + if (!xa_is_value(page) && + PageTransHuge(page) && !PageHuge(page)) + cache_count = HPAGE_PMD_NR; + + if (!xa_is_value(page) && + page_count(page) - total_mapcount(page) != cache_count) xas_set_mark(xas, MEMFD_TAG_PINNED); + if (cache_count != 1) + xas_set(xas, page->index + cache_count); - if (++tagged % XA_CHECK_SCHED) + latency += cache_count; + if (latency < XA_CHECK_SCHED) continue; + latency = 0; xas_pause(xas); xas_unlock_irq(xas); @@ -73,7 +81,8 @@ static int memfd_wait_for_pins(struct address_space *mapping) error = 0; for (scan = 0; scan <= LAST_SCAN; scan++) { - unsigned int tagged = 0; + int latency = 0; + int cache_count; if (!xas_marked(&xas, MEMFD_TAG_PINNED)) break; @@ -87,10 +96,14 @@ static int memfd_wait_for_pins(struct address_space *mapping) xas_lock_irq(&xas); xas_for_each_marked(&xas, page, ULONG_MAX, MEMFD_TAG_PINNED) { bool clear = true; - if (xa_is_value(page)) - continue; - page = find_subpage(page, xas.xa_index); - if (page_count(page) - page_mapcount(page) != 1) { + + cache_count = 1; + if (!xa_is_value(page) && + PageTransHuge(page) && !PageHuge(page)) + cache_count = HPAGE_PMD_NR; + + if (!xa_is_value(page) && cache_count != + page_count(page) - total_mapcount(page)) { /* * On the last scan, we clean up all those tags * we inserted; but make a note that we still @@ -103,8 +116,11 @@ static int memfd_wait_for_pins(struct address_space *mapping) } if (clear) xas_clear_mark(&xas, MEMFD_TAG_PINNED); - if (++tagged % XA_CHECK_SCHED) + + latency += cache_count; + if (latency < XA_CHECK_SCHED) continue; + latency = 0; xas_pause(&xas); xas_unlock_irq(&xas); diff --git a/mm/mempolicy.c b/mm/mempolicy.c index 028e8dd82b44..69284d3b5e53 100644 --- a/mm/mempolicy.c +++ b/mm/mempolicy.c @@ -814,7 +814,7 @@ static int mbind_range(struct mm_struct *mm, unsigned long start, prev = vma_merge(mm, prev, vmstart, vmend, vma->vm_flags, vma->anon_vma, vma->vm_file, pgoff, new_pol, vma->vm_userfaultfd_ctx, - vma_anon_name(vma)); + anon_vma_name(vma)); if (prev) { vma = prev; next = vma->vm_next; diff --git a/mm/mlock.c b/mm/mlock.c index 8f584eddd305..25934e7db3e1 100644 --- a/mm/mlock.c +++ b/mm/mlock.c @@ -512,7 +512,7 @@ static int mlock_fixup(struct vm_area_struct *vma, struct vm_area_struct **prev, pgoff = vma->vm_pgoff + ((start - vma->vm_start) >> PAGE_SHIFT); *prev = vma_merge(mm, *prev, start, end, newflags, vma->anon_vma, vma->vm_file, pgoff, vma_policy(vma), - vma->vm_userfaultfd_ctx, vma_anon_name(vma)); + vma->vm_userfaultfd_ctx, anon_vma_name(vma)); if (*prev) { vma = *prev; goto success; diff --git a/mm/mmap.c b/mm/mmap.c index 1e8fdb0b51ed..f61a15474dd6 100644 --- a/mm/mmap.c +++ b/mm/mmap.c @@ -1031,7 +1031,7 @@ again: static inline int is_mergeable_vma(struct vm_area_struct *vma, struct file *file, unsigned long vm_flags, struct vm_userfaultfd_ctx vm_userfaultfd_ctx, - const char *anon_name) + struct anon_vma_name *anon_name) { /* * VM_SOFTDIRTY should not prevent from VMA merging, if we @@ -1049,7 +1049,7 @@ static inline int is_mergeable_vma(struct vm_area_struct *vma, return 0; if (!is_mergeable_vm_userfaultfd_ctx(vma, vm_userfaultfd_ctx)) return 0; - if (!is_same_vma_anon_name(vma, anon_name)) + if (!anon_vma_name_eq(anon_vma_name(vma), anon_name)) return 0; return 1; } @@ -1084,7 +1084,7 @@ can_vma_merge_before(struct vm_area_struct *vma, unsigned long vm_flags, struct anon_vma *anon_vma, struct file *file, pgoff_t vm_pgoff, struct vm_userfaultfd_ctx vm_userfaultfd_ctx, - const char *anon_name) + struct anon_vma_name *anon_name) { if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { @@ -1106,7 +1106,7 @@ can_vma_merge_after(struct vm_area_struct *vma, unsigned long vm_flags, struct anon_vma *anon_vma, struct file *file, pgoff_t vm_pgoff, struct vm_userfaultfd_ctx vm_userfaultfd_ctx, - const char *anon_name) + struct anon_vma_name *anon_name) { if (is_mergeable_vma(vma, file, vm_flags, vm_userfaultfd_ctx, anon_name) && is_mergeable_anon_vma(anon_vma, vma->anon_vma, vma)) { @@ -1167,7 +1167,7 @@ struct vm_area_struct *vma_merge(struct mm_struct *mm, struct anon_vma *anon_vma, struct file *file, pgoff_t pgoff, struct mempolicy *policy, struct vm_userfaultfd_ctx vm_userfaultfd_ctx, - const char *anon_name) + struct anon_vma_name *anon_name) { pgoff_t pglen = (end - addr) >> PAGE_SHIFT; struct vm_area_struct *area, *next; @@ -3186,6 +3186,7 @@ void exit_mmap(struct mm_struct *mm) vma = remove_vma(vma); cond_resched(); } + mm->mmap = NULL; mmap_write_unlock(mm); vm_unacct_memory(nr_accounted); } @@ -3255,7 +3256,7 @@ struct vm_area_struct *copy_vma(struct vm_area_struct **vmap, return NULL; /* should never get here */ new_vma = vma_merge(mm, prev, addr, addr + len, vma->vm_flags, vma->anon_vma, vma->vm_file, pgoff, vma_policy(vma), - vma->vm_userfaultfd_ctx, vma_anon_name(vma)); + vma->vm_userfaultfd_ctx, anon_vma_name(vma)); if (new_vma) { /* * Source vma may have been merged into new_vma diff --git a/mm/mprotect.c b/mm/mprotect.c index 0138dfcdb1d8..2887644fd150 100644 --- a/mm/mprotect.c +++ b/mm/mprotect.c @@ -94,7 +94,7 @@ static unsigned long change_pte_range(struct vm_area_struct *vma, pmd_t *pmd, /* Also skip shared copy-on-write pages */ if (is_cow_mapping(vma->vm_flags) && - page_mapcount(page) != 1) + page_count(page) != 1) continue; /* @@ -464,7 +464,7 @@ mprotect_fixup(struct vm_area_struct *vma, struct vm_area_struct **pprev, pgoff = vma->vm_pgoff + ((start - vma->vm_start) >> PAGE_SHIFT); *pprev = vma_merge(mm, *pprev, start, end, newflags, vma->anon_vma, vma->vm_file, pgoff, vma_policy(vma), - vma->vm_userfaultfd_ctx, vma_anon_name(vma)); + vma->vm_userfaultfd_ctx, anon_vma_name(vma)); if (*pprev) { vma = *pprev; VM_WARN_ON((vma->vm_flags ^ newflags) & ~VM_SOFTDIRTY); diff --git a/mm/swap_state.c b/mm/swap_state.c index 8d4104242100..ee67164531c0 100644 --- a/mm/swap_state.c +++ b/mm/swap_state.c @@ -478,7 +478,7 @@ struct page *__read_swap_cache_async(swp_entry_t entry, gfp_t gfp_mask, * __read_swap_cache_async(), which has set SWAP_HAS_CACHE * in swap_map, but not yet added its page to swap cache. */ - cond_resched(); + schedule_timeout_uninterruptible(1); } /* diff --git a/mm/util.c b/mm/util.c index 7e43369064c8..d3102081add0 100644 --- a/mm/util.c +++ b/mm/util.c @@ -587,8 +587,10 @@ void *kvmalloc_node(size_t size, gfp_t flags, int node) return ret; /* Don't even allow crazy sizes */ - if (WARN_ON_ONCE(size > INT_MAX)) + if (unlikely(size > INT_MAX)) { + WARN_ON_ONCE(!(flags & __GFP_NOWARN)); return NULL; + } return __vmalloc_node(size, 1, flags, node, __builtin_return_address(0)); diff --git a/net/9p/trans_xen.c b/net/9p/trans_xen.c index eb9fb55280ef..01f8067994d6 100644 --- a/net/9p/trans_xen.c +++ b/net/9p/trans_xen.c @@ -281,9 +281,9 @@ static void xen_9pfs_front_free(struct xen_9pfs_front_priv *priv) ref = priv->rings[i].intf->ref[j]; gnttab_end_foreign_access(ref, 0, 0); } - free_pages((unsigned long)priv->rings[i].data.in, - priv->rings[i].intf->ring_order - - (PAGE_SHIFT - XEN_PAGE_SHIFT)); + free_pages_exact(priv->rings[i].data.in, + 1UL << (priv->rings[i].intf->ring_order + + XEN_PAGE_SHIFT)); } gnttab_end_foreign_access(priv->rings[i].ref, 0, 0); free_page((unsigned long)priv->rings[i].intf); @@ -322,8 +322,8 @@ static int xen_9pfs_front_alloc_dataring(struct xenbus_device *dev, if (ret < 0) goto out; ring->ref = ret; - bytes = (void *)__get_free_pages(GFP_KERNEL | __GFP_ZERO, - order - (PAGE_SHIFT - XEN_PAGE_SHIFT)); + bytes = alloc_pages_exact(1UL << (order + XEN_PAGE_SHIFT), + GFP_KERNEL | __GFP_ZERO); if (!bytes) { ret = -ENOMEM; goto out; @@ -354,9 +354,7 @@ out: if (bytes) { for (i--; i >= 0; i--) gnttab_end_foreign_access(ring->intf->ref[i], 0, 0); - free_pages((unsigned long)bytes, - ring->intf->ring_order - - (PAGE_SHIFT - XEN_PAGE_SHIFT)); + free_pages_exact(bytes, 1UL << (order + XEN_PAGE_SHIFT)); } gnttab_end_foreign_access(ring->ref, 0, 0); free_page((unsigned long)ring->intf); diff --git a/net/ax25/af_ax25.c b/net/ax25/af_ax25.c index d53cbb4e2503..6bd097180772 100644 --- a/net/ax25/af_ax25.c +++ b/net/ax25/af_ax25.c @@ -87,6 +87,13 @@ again: ax25_for_each(s, &ax25_list) { if (s->ax25_dev == ax25_dev) { sk = s->sk; + if (!sk) { + spin_unlock_bh(&ax25_list_lock); + s->ax25_dev = NULL; + ax25_disconnect(s, ENETUNREACH); + spin_lock_bh(&ax25_list_lock); + goto again; + } sock_hold(sk); spin_unlock_bh(&ax25_list_lock); lock_sock(sk); diff --git a/net/batman-adv/hard-interface.c b/net/batman-adv/hard-interface.c index 8a2b78f9c4b2..35fadb924849 100644 --- a/net/batman-adv/hard-interface.c +++ b/net/batman-adv/hard-interface.c @@ -149,22 +149,25 @@ static bool batadv_is_on_batman_iface(const struct net_device *net_dev) struct net *net = dev_net(net_dev); struct net_device *parent_dev; struct net *parent_net; + int iflink; bool ret; /* check if this is a batman-adv mesh interface */ if (batadv_softif_is_valid(net_dev)) return true; - /* no more parents..stop recursion */ - if (dev_get_iflink(net_dev) == 0 || - dev_get_iflink(net_dev) == net_dev->ifindex) + iflink = dev_get_iflink(net_dev); + if (iflink == 0) return false; parent_net = batadv_getlink_net(net_dev, net); + /* iflink to itself, most likely physical device */ + if (net == parent_net && iflink == net_dev->ifindex) + return false; + /* recurse over the parent device */ - parent_dev = __dev_get_by_index((struct net *)parent_net, - dev_get_iflink(net_dev)); + parent_dev = __dev_get_by_index((struct net *)parent_net, iflink); /* if we got a NULL parent_dev there is something broken.. */ if (!parent_dev) { pr_err("Cannot find parent device\n"); @@ -214,14 +217,15 @@ static struct net_device *batadv_get_real_netdevice(struct net_device *netdev) struct net_device *real_netdev = NULL; struct net *real_net; struct net *net; - int ifindex; + int iflink; ASSERT_RTNL(); if (!netdev) return NULL; - if (netdev->ifindex == dev_get_iflink(netdev)) { + iflink = dev_get_iflink(netdev); + if (iflink == 0) { dev_hold(netdev); return netdev; } @@ -231,9 +235,16 @@ static struct net_device *batadv_get_real_netdevice(struct net_device *netdev) goto out; net = dev_net(hard_iface->soft_iface); - ifindex = dev_get_iflink(netdev); real_net = batadv_getlink_net(netdev, net); - real_netdev = dev_get_by_index(real_net, ifindex); + + /* iflink to itself, most likely physical device */ + if (net == real_net && netdev->ifindex == iflink) { + real_netdev = netdev; + dev_hold(real_netdev); + goto out; + } + + real_netdev = dev_get_by_index(real_net, iflink); out: batadv_hardif_put(hard_iface); diff --git a/net/bluetooth/hci_core.c b/net/bluetooth/hci_core.c index 2b7bd3655b07..2882bc7d79d7 100644 --- a/net/bluetooth/hci_core.c +++ b/net/bluetooth/hci_core.c @@ -2738,6 +2738,7 @@ void hci_release_dev(struct hci_dev *hdev) hci_dev_unlock(hdev); ida_simple_remove(&hci_index_ida, hdev->id); + kfree_skb(hdev->sent_cmd); kfree(hdev); } EXPORT_SYMBOL(hci_release_dev); diff --git a/net/bluetooth/hci_sync.c b/net/bluetooth/hci_sync.c index 0feb68f12545..ab9aa700b6b3 100644 --- a/net/bluetooth/hci_sync.c +++ b/net/bluetooth/hci_sync.c @@ -276,40 +276,37 @@ EXPORT_SYMBOL(__hci_cmd_sync_status); static void hci_cmd_sync_work(struct work_struct *work) { struct hci_dev *hdev = container_of(work, struct hci_dev, cmd_sync_work); - struct hci_cmd_sync_work_entry *entry; - hci_cmd_sync_work_func_t func; - hci_cmd_sync_work_destroy_t destroy; - void *data; bt_dev_dbg(hdev, ""); - mutex_lock(&hdev->cmd_sync_work_lock); - entry = list_first_entry(&hdev->cmd_sync_work_list, - struct hci_cmd_sync_work_entry, list); - if (entry) { - list_del(&entry->list); - func = entry->func; - data = entry->data; - destroy = entry->destroy; - kfree(entry); - } else { - func = NULL; - data = NULL; - destroy = NULL; - } - mutex_unlock(&hdev->cmd_sync_work_lock); + /* Dequeue all entries and run them */ + while (1) { + struct hci_cmd_sync_work_entry *entry; - if (func) { - int err; + mutex_lock(&hdev->cmd_sync_work_lock); + entry = list_first_entry_or_null(&hdev->cmd_sync_work_list, + struct hci_cmd_sync_work_entry, + list); + if (entry) + list_del(&entry->list); + mutex_unlock(&hdev->cmd_sync_work_lock); - hci_req_sync_lock(hdev); + if (!entry) + break; - err = func(hdev, data); + bt_dev_dbg(hdev, "entry %p", entry); - if (destroy) - destroy(hdev, data, err); + if (entry->func) { + int err; - hci_req_sync_unlock(hdev); + hci_req_sync_lock(hdev); + err = entry->func(hdev, entry->data); + if (entry->destroy) + entry->destroy(hdev, entry->data, err); + hci_req_sync_unlock(hdev); + } + + kfree(entry); } } @@ -1841,6 +1838,7 @@ static u8 hci_update_accept_list_sync(struct hci_dev *hdev) struct bdaddr_list *b, *t; u8 num_entries = 0; bool pend_conn, pend_report; + u8 filter_policy; int err; /* Pause advertising if resolving list can be used as controllers are @@ -1927,6 +1925,8 @@ static u8 hci_update_accept_list_sync(struct hci_dev *hdev) err = -EINVAL; done: + filter_policy = err ? 0x00 : 0x01; + /* Enable address resolution when LL Privacy is enabled. */ err = hci_le_set_addr_resolution_enable_sync(hdev, 0x01); if (err) @@ -1937,7 +1937,7 @@ done: hci_resume_advertising_sync(hdev); /* Select filter policy to use accept list */ - return err ? 0x00 : 0x01; + return filter_policy; } /* Returns true if an le connection is in the scanning state */ @@ -3262,10 +3262,10 @@ static int hci_le_set_event_mask_sync(struct hci_dev *hdev) if (hdev->le_features[0] & HCI_LE_DATA_LEN_EXT) events[0] |= 0x40; /* LE Data Length Change */ - /* If the controller supports LL Privacy feature, enable - * the corresponding event. + /* If the controller supports LL Privacy feature or LE Extended Adv, + * enable the corresponding event. */ - if (hdev->le_features[0] & HCI_LE_LL_PRIVACY) + if (use_enhanced_conn_complete(hdev)) events[1] |= 0x02; /* LE Enhanced Connection Complete */ /* If the controller supports Extended Scanner Filter @@ -4106,9 +4106,9 @@ int hci_dev_close_sync(struct hci_dev *hdev) hci_inquiry_cache_flush(hdev); hci_pend_le_actions_clear(hdev); hci_conn_hash_flush(hdev); - hci_dev_unlock(hdev); - + /* Prevent data races on hdev->smp_data or hdev->smp_bredr_data */ smp_unregister(hdev); + hci_dev_unlock(hdev); hci_sock_dev_event(hdev, HCI_DEV_DOWN); @@ -5185,7 +5185,7 @@ int hci_le_ext_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn, return __hci_cmd_sync_status_sk(hdev, HCI_OP_LE_EXT_CREATE_CONN, plen, data, HCI_EV_LE_ENHANCED_CONN_COMPLETE, - HCI_CMD_TIMEOUT, NULL); + conn->conn_timeout, NULL); } int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn) @@ -5270,9 +5270,18 @@ int hci_le_create_conn_sync(struct hci_dev *hdev, struct hci_conn *conn) cp.min_ce_len = cpu_to_le16(0x0000); cp.max_ce_len = cpu_to_le16(0x0000); + /* BLUETOOTH CORE SPECIFICATION Version 5.3 | Vol 4, Part E page 2261: + * + * If this event is unmasked and the HCI_LE_Connection_Complete event + * is unmasked, only the HCI_LE_Enhanced_Connection_Complete event is + * sent when a new connection has been created. + */ err = __hci_cmd_sync_status_sk(hdev, HCI_OP_LE_CREATE_CONN, - sizeof(cp), &cp, HCI_EV_LE_CONN_COMPLETE, - HCI_CMD_TIMEOUT, NULL); + sizeof(cp), &cp, + use_enhanced_conn_complete(hdev) ? + HCI_EV_LE_ENHANCED_CONN_COMPLETE : + HCI_EV_LE_CONN_COMPLETE, + conn->conn_timeout, NULL); done: /* Re-enable advertising after the connection attempt is finished. */ diff --git a/net/bluetooth/mgmt.c b/net/bluetooth/mgmt.c index 37087cf7dc5a..230a7a8196c0 100644 --- a/net/bluetooth/mgmt.c +++ b/net/bluetooth/mgmt.c @@ -1218,7 +1218,13 @@ static int new_settings(struct hci_dev *hdev, struct sock *skip) static void mgmt_set_powered_complete(struct hci_dev *hdev, void *data, int err) { struct mgmt_pending_cmd *cmd = data; - struct mgmt_mode *cp = cmd->param; + struct mgmt_mode *cp; + + /* Make sure cmd still outstanding. */ + if (cmd != pending_find(MGMT_OP_SET_POWERED, hdev)) + return; + + cp = cmd->param; bt_dev_dbg(hdev, "err %d", err); @@ -1242,7 +1248,7 @@ static void mgmt_set_powered_complete(struct hci_dev *hdev, void *data, int err) mgmt_status(err)); } - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); } static int set_powered_sync(struct hci_dev *hdev, void *data) @@ -1281,7 +1287,7 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, goto failed; } - cmd = mgmt_pending_new(sk, MGMT_OP_SET_POWERED, hdev, data, len); + cmd = mgmt_pending_add(sk, MGMT_OP_SET_POWERED, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; @@ -1290,6 +1296,9 @@ static int set_powered(struct sock *sk, struct hci_dev *hdev, void *data, err = hci_cmd_sync_queue(hdev, set_powered_sync, cmd, mgmt_set_powered_complete); + if (err < 0) + mgmt_pending_remove(cmd); + failed: hci_dev_unlock(hdev); return err; @@ -1383,6 +1392,10 @@ static void mgmt_set_discoverable_complete(struct hci_dev *hdev, void *data, bt_dev_dbg(hdev, "err %d", err); + /* Make sure cmd still outstanding. */ + if (cmd != pending_find(MGMT_OP_SET_DISCOVERABLE, hdev)) + return; + hci_dev_lock(hdev); if (err) { @@ -1402,7 +1415,7 @@ static void mgmt_set_discoverable_complete(struct hci_dev *hdev, void *data, new_settings(hdev, cmd->sk); done: - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); hci_dev_unlock(hdev); } @@ -1511,7 +1524,7 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, goto failed; } - cmd = mgmt_pending_new(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); + cmd = mgmt_pending_add(sk, MGMT_OP_SET_DISCOVERABLE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; @@ -1538,6 +1551,9 @@ static int set_discoverable(struct sock *sk, struct hci_dev *hdev, void *data, err = hci_cmd_sync_queue(hdev, set_discoverable_sync, cmd, mgmt_set_discoverable_complete); + if (err < 0) + mgmt_pending_remove(cmd); + failed: hci_dev_unlock(hdev); return err; @@ -1550,6 +1566,10 @@ static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data, bt_dev_dbg(hdev, "err %d", err); + /* Make sure cmd still outstanding. */ + if (cmd != pending_find(MGMT_OP_SET_CONNECTABLE, hdev)) + return; + hci_dev_lock(hdev); if (err) { @@ -1562,7 +1582,9 @@ static void mgmt_set_connectable_complete(struct hci_dev *hdev, void *data, new_settings(hdev, cmd->sk); done: - mgmt_pending_free(cmd); + if (cmd) + mgmt_pending_remove(cmd); + hci_dev_unlock(hdev); } @@ -1634,7 +1656,7 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, goto failed; } - cmd = mgmt_pending_new(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); + cmd = mgmt_pending_add(sk, MGMT_OP_SET_CONNECTABLE, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; @@ -1654,6 +1676,9 @@ static int set_connectable(struct sock *sk, struct hci_dev *hdev, void *data, err = hci_cmd_sync_queue(hdev, set_connectable_sync, cmd, mgmt_set_connectable_complete); + if (err < 0) + mgmt_pending_remove(cmd); + failed: hci_dev_unlock(hdev); return err; @@ -1774,6 +1799,10 @@ static void set_ssp_complete(struct hci_dev *hdev, void *data, int err) u8 enable = cp->val; bool changed; + /* Make sure cmd still outstanding. */ + if (cmd != pending_find(MGMT_OP_SET_SSP, hdev)) + return; + if (err) { u8 mgmt_err = mgmt_status(err); @@ -3321,6 +3350,9 @@ static void set_name_complete(struct hci_dev *hdev, void *data, int err) bt_dev_dbg(hdev, "err %d", err); + if (cmd != pending_find(MGMT_OP_SET_LOCAL_NAME, hdev)) + return; + if (status) { mgmt_cmd_status(cmd->sk, hdev->id, MGMT_OP_SET_LOCAL_NAME, status); @@ -3493,6 +3525,9 @@ static void set_default_phy_complete(struct hci_dev *hdev, void *data, int err) struct sk_buff *skb = cmd->skb; u8 status = mgmt_status(err); + if (cmd != pending_find(MGMT_OP_SET_PHY_CONFIGURATION, hdev)) + return; + if (!status) { if (!skb) status = MGMT_STATUS_FAILED; @@ -3759,13 +3794,6 @@ static int set_wideband_speech(struct sock *sk, struct hci_dev *hdev, hci_dev_lock(hdev); - if (pending_find(MGMT_OP_SET_WIDEBAND_SPEECH, hdev)) { - err = mgmt_cmd_status(sk, hdev->id, - MGMT_OP_SET_WIDEBAND_SPEECH, - MGMT_STATUS_BUSY); - goto unlock; - } - if (hdev_is_powered(hdev) && !!cp->val != hci_dev_test_flag(hdev, HCI_WIDEBAND_SPEECH_ENABLED)) { @@ -4513,9 +4541,9 @@ static int set_device_flags(struct sock *sk, struct hci_dev *hdev, void *data, } } -done: hci_dev_unlock(hdev); +done: if (status == MGMT_STATUS_SUCCESS) device_flags_changed(sk, hdev, &cp->addr.bdaddr, cp->addr.type, supported_flags, current_flags); @@ -5036,12 +5064,6 @@ static int read_local_oob_data(struct sock *sk, struct hci_dev *hdev, goto unlock; } - if (pending_find(MGMT_OP_READ_LOCAL_OOB_DATA, hdev)) { - err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_READ_LOCAL_OOB_DATA, - MGMT_STATUS_BUSY); - goto unlock; - } - cmd = mgmt_pending_new(sk, MGMT_OP_READ_LOCAL_OOB_DATA, hdev, NULL, 0); if (!cmd) err = -ENOMEM; @@ -5261,11 +5283,16 @@ static void start_discovery_complete(struct hci_dev *hdev, void *data, int err) { struct mgmt_pending_cmd *cmd = data; + if (cmd != pending_find(MGMT_OP_START_DISCOVERY, hdev) && + cmd != pending_find(MGMT_OP_START_LIMITED_DISCOVERY, hdev) && + cmd != pending_find(MGMT_OP_START_SERVICE_DISCOVERY, hdev)) + return; + bt_dev_dbg(hdev, "err %d", err); mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err), cmd->param, 1); - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); hci_discovery_set_state(hdev, err ? DISCOVERY_STOPPED: DISCOVERY_FINDING); @@ -5327,7 +5354,7 @@ static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev, else hdev->discovery.limited = false; - cmd = mgmt_pending_new(sk, op, hdev, data, len); + cmd = mgmt_pending_add(sk, op, hdev, data, len); if (!cmd) { err = -ENOMEM; goto failed; @@ -5336,7 +5363,7 @@ static int start_discovery_internal(struct sock *sk, struct hci_dev *hdev, err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd, start_discovery_complete); if (err < 0) { - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); goto failed; } @@ -5430,7 +5457,7 @@ static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, goto failed; } - cmd = mgmt_pending_new(sk, MGMT_OP_START_SERVICE_DISCOVERY, + cmd = mgmt_pending_add(sk, MGMT_OP_START_SERVICE_DISCOVERY, hdev, data, len); if (!cmd) { err = -ENOMEM; @@ -5463,7 +5490,7 @@ static int start_service_discovery(struct sock *sk, struct hci_dev *hdev, err = hci_cmd_sync_queue(hdev, start_discovery_sync, cmd, start_discovery_complete); if (err < 0) { - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); goto failed; } @@ -5495,11 +5522,14 @@ static void stop_discovery_complete(struct hci_dev *hdev, void *data, int err) { struct mgmt_pending_cmd *cmd = data; + if (cmd != pending_find(MGMT_OP_STOP_DISCOVERY, hdev)) + return; + bt_dev_dbg(hdev, "err %d", err); mgmt_cmd_complete(cmd->sk, cmd->index, cmd->opcode, mgmt_status(err), cmd->param, 1); - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); if (!err) hci_discovery_set_state(hdev, DISCOVERY_STOPPED); @@ -5535,7 +5565,7 @@ static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, goto unlock; } - cmd = mgmt_pending_new(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); + cmd = mgmt_pending_add(sk, MGMT_OP_STOP_DISCOVERY, hdev, data, len); if (!cmd) { err = -ENOMEM; goto unlock; @@ -5544,7 +5574,7 @@ static int stop_discovery(struct sock *sk, struct hci_dev *hdev, void *data, err = hci_cmd_sync_queue(hdev, stop_discovery_sync, cmd, stop_discovery_complete); if (err < 0) { - mgmt_pending_free(cmd); + mgmt_pending_remove(cmd); goto unlock; } @@ -7474,6 +7504,9 @@ static void read_local_oob_ext_data_complete(struct hci_dev *hdev, void *data, u8 status = mgmt_status(err); u16 eir_len; + if (cmd != pending_find(MGMT_OP_READ_LOCAL_OOB_EXT_DATA, hdev)) + return; + if (!status) { if (!skb) status = MGMT_STATUS_FAILED; @@ -7969,11 +8002,7 @@ static bool requested_adv_flags_are_valid(struct hci_dev *hdev, u32 adv_flags) static bool adv_busy(struct hci_dev *hdev) { - return (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || - pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || - pending_find(MGMT_OP_SET_LE, hdev) || - pending_find(MGMT_OP_ADD_EXT_ADV_PARAMS, hdev) || - pending_find(MGMT_OP_ADD_EXT_ADV_DATA, hdev)); + return pending_find(MGMT_OP_SET_LE, hdev); } static void add_adv_complete(struct hci_dev *hdev, struct sock *sk, u8 instance, @@ -8563,9 +8592,7 @@ static int remove_advertising(struct sock *sk, struct hci_dev *hdev, goto unlock; } - if (pending_find(MGMT_OP_ADD_ADVERTISING, hdev) || - pending_find(MGMT_OP_REMOVE_ADVERTISING, hdev) || - pending_find(MGMT_OP_SET_LE, hdev)) { + if (pending_find(MGMT_OP_SET_LE, hdev)) { err = mgmt_cmd_status(sk, hdev->id, MGMT_OP_REMOVE_ADVERTISING, MGMT_STATUS_BUSY); goto unlock; diff --git a/net/bluetooth/mgmt_util.c b/net/bluetooth/mgmt_util.c index edee60bbc7b4..37eef2ce55ae 100644 --- a/net/bluetooth/mgmt_util.c +++ b/net/bluetooth/mgmt_util.c @@ -77,11 +77,12 @@ int mgmt_send_event_skb(unsigned short channel, struct sk_buff *skb, int flag, { struct hci_dev *hdev; struct mgmt_hdr *hdr; - int len = skb->len; + int len; if (!skb) return -EINVAL; + len = skb->len; hdev = bt_cb(skb)->mgmt.hdev; /* Time stamp */ diff --git a/net/bridge/br_multicast.c b/net/bridge/br_multicast.c index de2409889489..db4f2641d1cd 100644 --- a/net/bridge/br_multicast.c +++ b/net/bridge/br_multicast.c @@ -82,6 +82,9 @@ static void br_multicast_find_del_pg(struct net_bridge *br, struct net_bridge_port_group *pg); static void __br_multicast_stop(struct net_bridge_mcast *brmctx); +static int br_mc_disabled_update(struct net_device *dev, bool value, + struct netlink_ext_ack *extack); + static struct net_bridge_port_group * br_sg_port_find(struct net_bridge *br, struct net_bridge_port_group_sg_key *sg_p) @@ -1156,6 +1159,7 @@ struct net_bridge_mdb_entry *br_multicast_new_group(struct net_bridge *br, return mp; if (atomic_read(&br->mdb_hash_tbl.nelems) >= br->hash_max) { + br_mc_disabled_update(br->dev, false, NULL); br_opt_toggle(br, BROPT_MULTICAST_ENABLED, false); return ERR_PTR(-E2BIG); } diff --git a/net/can/j1939/transport.c b/net/can/j1939/transport.c index a271688780a2..307ee1174a6e 100644 --- a/net/can/j1939/transport.c +++ b/net/can/j1939/transport.c @@ -2006,7 +2006,7 @@ struct j1939_session *j1939_tp_send(struct j1939_priv *priv, /* set the end-packet for broadcast */ session->pkt.last = session->pkt.total; - skcb->tskey = session->sk->sk_tskey++; + skcb->tskey = atomic_inc_return(&session->sk->sk_tskey) - 1; session->tskey = skcb->tskey; return session; diff --git a/net/core/drop_monitor.c b/net/core/drop_monitor.c index 7b288a121a41..d5dc6be2522c 100644 --- a/net/core/drop_monitor.c +++ b/net/core/drop_monitor.c @@ -283,13 +283,17 @@ static void trace_napi_poll_hit(void *ignore, struct napi_struct *napi, rcu_read_lock(); list_for_each_entry_rcu(new_stat, &hw_stats_list, list) { + struct net_device *dev; + /* * only add a note to our monitor buffer if: * 1) this is the dev we received on * 2) its after the last_rx delta * 3) our rx_dropped count has gone up */ - if ((new_stat->dev == napi->dev) && + /* Paired with WRITE_ONCE() in dropmon_net_event() */ + dev = READ_ONCE(new_stat->dev); + if ((dev == napi->dev) && (time_after(jiffies, new_stat->last_rx + dm_hw_check_delta)) && (napi->dev->stats.rx_dropped != new_stat->last_drop_val)) { trace_drop_common(NULL, NULL); @@ -1576,7 +1580,10 @@ static int dropmon_net_event(struct notifier_block *ev_block, mutex_lock(&net_dm_mutex); list_for_each_entry_safe(new_stat, tmp, &hw_stats_list, list) { if (new_stat->dev == dev) { - new_stat->dev = NULL; + + /* Paired with READ_ONCE() in trace_napi_poll_hit() */ + WRITE_ONCE(new_stat->dev, NULL); + if (trace_state == TRACE_OFF) { list_del_rcu(&new_stat->list); kfree_rcu(new_stat, rcu); diff --git a/net/core/filter.c b/net/core/filter.c index 4603b7cd3cd1..9eb785842258 100644 --- a/net/core/filter.c +++ b/net/core/filter.c @@ -2710,6 +2710,9 @@ BPF_CALL_4(bpf_msg_push_data, struct sk_msg *, msg, u32, start, if (unlikely(flags)) return -EINVAL; + if (unlikely(len == 0)) + return 0; + /* First find the starting scatterlist element */ i = msg->sg.start; do { diff --git a/net/core/gro.c b/net/core/gro.c index a11b286d1495..b7d2b0dc59a2 100644 --- a/net/core/gro.c +++ b/net/core/gro.c @@ -93,6 +93,31 @@ void dev_remove_offload(struct packet_offload *po) EXPORT_SYMBOL(dev_remove_offload); /** + * skb_eth_gso_segment - segmentation handler for ethernet protocols. + * @skb: buffer to segment + * @features: features for the output path (see dev->features) + * @type: Ethernet Protocol ID + */ +struct sk_buff *skb_eth_gso_segment(struct sk_buff *skb, + netdev_features_t features, __be16 type) +{ + struct sk_buff *segs = ERR_PTR(-EPROTONOSUPPORT); + struct packet_offload *ptype; + + rcu_read_lock(); + list_for_each_entry_rcu(ptype, &offload_base, list) { + if (ptype->type == type && ptype->callbacks.gso_segment) { + segs = ptype->callbacks.gso_segment(skb, features); + break; + } + } + rcu_read_unlock(); + + return segs; +} +EXPORT_SYMBOL(skb_eth_gso_segment); + +/** * skb_mac_gso_segment - mac layer segmentation handler. * @skb: buffer to segment * @features: features for the output path (see dev->features) diff --git a/net/core/net-sysfs.c b/net/core/net-sysfs.c index 53ea262ecafd..fbddf966206b 100644 --- a/net/core/net-sysfs.c +++ b/net/core/net-sysfs.c @@ -213,7 +213,7 @@ static ssize_t speed_show(struct device *dev, if (!rtnl_trylock()) return restart_syscall(); - if (netif_running(netdev)) { + if (netif_running(netdev) && netif_device_present(netdev)) { struct ethtool_link_ksettings cmd; if (!__ethtool_get_link_ksettings(netdev, &cmd)) diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 710da8a36729..2fb8eb6791e8 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -1699,6 +1699,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, { struct ifinfomsg *ifm; struct nlmsghdr *nlh; + struct Qdisc *qdisc; ASSERT_RTNL(); nlh = nlmsg_put(skb, pid, seq, type, sizeof(*ifm), flags); @@ -1716,6 +1717,7 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, if (tgt_netnsid >= 0 && nla_put_s32(skb, IFLA_TARGET_NETNSID, tgt_netnsid)) goto nla_put_failure; + qdisc = rtnl_dereference(dev->qdisc); if (nla_put_string(skb, IFLA_IFNAME, dev->name) || nla_put_u32(skb, IFLA_TXQLEN, dev->tx_queue_len) || nla_put_u8(skb, IFLA_OPERSTATE, @@ -1735,8 +1737,8 @@ static int rtnl_fill_ifinfo(struct sk_buff *skb, #endif put_master_ifindex(skb, dev) || nla_put_u8(skb, IFLA_CARRIER, netif_carrier_ok(dev)) || - (dev->qdisc && - nla_put_string(skb, IFLA_QDISC, dev->qdisc->ops->id)) || + (qdisc && + nla_put_string(skb, IFLA_QDISC, qdisc->ops->id)) || nla_put_ifalias(skb, dev) || nla_put_u32(skb, IFLA_CARRIER_CHANGES, atomic_read(&dev->carrier_up_count) + diff --git a/net/core/skbuff.c b/net/core/skbuff.c index 9d0388bed0c1..ea51e23e9247 100644 --- a/net/core/skbuff.c +++ b/net/core/skbuff.c @@ -2276,7 +2276,7 @@ void *__pskb_pull_tail(struct sk_buff *skb, int delta) /* Free pulled out fragments. */ while ((list = skb_shinfo(skb)->frag_list) != insp) { skb_shinfo(skb)->frag_list = list->next; - kfree_skb(list); + consume_skb(list); } /* And insert new clone at head. */ if (clone) { @@ -3876,6 +3876,7 @@ struct sk_buff *skb_segment_list(struct sk_buff *skb, list_skb = list_skb->next; err = 0; + delta_truesize += nskb->truesize; if (skb_shared(nskb)) { tmp = skb_clone(nskb, GFP_ATOMIC); if (tmp) { @@ -3900,7 +3901,6 @@ struct sk_buff *skb_segment_list(struct sk_buff *skb, tail = nskb; delta_len += nskb->len; - delta_truesize += nskb->truesize; skb_push(nskb, -skb_network_offset(nskb) + offset); @@ -4730,7 +4730,7 @@ static void __skb_complete_tx_timestamp(struct sk_buff *skb, if (sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) { serr->ee.ee_data = skb_shinfo(skb)->tskey; if (sk_is_tcp(sk)) - serr->ee.ee_data -= sk->sk_tskey; + serr->ee.ee_data -= atomic_read(&sk->sk_tskey); } err = sock_queue_err_skb(sk, skb); @@ -6105,7 +6105,7 @@ static int pskb_carve_frag_list(struct sk_buff *skb, /* Free pulled out fragments. */ while ((list = shinfo->frag_list) != insp) { shinfo->frag_list = list->next; - kfree_skb(list); + consume_skb(list); } /* And insert new clone at head. */ if (clone) { diff --git a/net/core/skmsg.c b/net/core/skmsg.c index 8eb671c827f9..929a2b096b04 100644 --- a/net/core/skmsg.c +++ b/net/core/skmsg.c @@ -1153,7 +1153,7 @@ static int sk_psock_verdict_recv(read_descriptor_t *desc, struct sk_buff *skb, struct sk_psock *psock; struct bpf_prog *prog; int ret = __SK_DROP; - int len = skb->len; + int len = orig_len; /* clone here so sk_eat_skb() in tcp_read_sock does not drop our data */ skb = skb_clone(skb, GFP_ATOMIC); diff --git a/net/core/sock.c b/net/core/sock.c index 4ff806d71921..6eb174805bf0 100644 --- a/net/core/sock.c +++ b/net/core/sock.c @@ -879,9 +879,9 @@ int sock_set_timestamping(struct sock *sk, int optname, if ((1 << sk->sk_state) & (TCPF_CLOSE | TCPF_LISTEN)) return -EINVAL; - sk->sk_tskey = tcp_sk(sk)->snd_una; + atomic_set(&sk->sk_tskey, tcp_sk(sk)->snd_una); } else { - sk->sk_tskey = 0; + atomic_set(&sk->sk_tskey, 0); } } diff --git a/net/core/xdp.c b/net/core/xdp.c index 7aba35504986..73fae16264e1 100644 --- a/net/core/xdp.c +++ b/net/core/xdp.c @@ -357,7 +357,8 @@ int xdp_rxq_info_reg_mem_model(struct xdp_rxq_info *xdp_rxq, if (IS_ERR(xdp_alloc)) return PTR_ERR(xdp_alloc); - trace_mem_connect(xdp_alloc, xdp_rxq); + if (trace_mem_connect_enabled() && xdp_alloc) + trace_mem_connect(xdp_alloc, xdp_rxq); return 0; } diff --git a/net/dcb/dcbnl.c b/net/dcb/dcbnl.c index b441ab330fd3..dc4fb699b56c 100644 --- a/net/dcb/dcbnl.c +++ b/net/dcb/dcbnl.c @@ -2073,8 +2073,52 @@ u8 dcb_ieee_getapp_default_prio_mask(const struct net_device *dev) } EXPORT_SYMBOL(dcb_ieee_getapp_default_prio_mask); +static void dcbnl_flush_dev(struct net_device *dev) +{ + struct dcb_app_type *itr, *tmp; + + spin_lock_bh(&dcb_lock); + + list_for_each_entry_safe(itr, tmp, &dcb_app_list, list) { + if (itr->ifindex == dev->ifindex) { + list_del(&itr->list); + kfree(itr); + } + } + + spin_unlock_bh(&dcb_lock); +} + +static int dcbnl_netdevice_event(struct notifier_block *nb, + unsigned long event, void *ptr) +{ + struct net_device *dev = netdev_notifier_info_to_dev(ptr); + + switch (event) { + case NETDEV_UNREGISTER: + if (!dev->dcbnl_ops) + return NOTIFY_DONE; + + dcbnl_flush_dev(dev); + + return NOTIFY_OK; + default: + return NOTIFY_DONE; + } +} + +static struct notifier_block dcbnl_nb __read_mostly = { + .notifier_call = dcbnl_netdevice_event, +}; + static int __init dcbnl_init(void) { + int err; + + err = register_netdevice_notifier(&dcbnl_nb); + if (err) + return err; + rtnl_register(PF_UNSPEC, RTM_GETDCB, dcb_doit, NULL, 0); rtnl_register(PF_UNSPEC, RTM_SETDCB, dcb_doit, NULL, 0); diff --git a/net/dsa/dsa.c b/net/dsa/dsa.c index d9d0d227092c..c43f7446a75d 100644 --- a/net/dsa/dsa.c +++ b/net/dsa/dsa.c @@ -349,6 +349,7 @@ void dsa_flush_workqueue(void) { flush_workqueue(dsa_owq); } +EXPORT_SYMBOL_GPL(dsa_flush_workqueue); int dsa_devlink_param_get(struct devlink *dl, u32 id, struct devlink_param_gset_ctx *ctx) diff --git a/net/dsa/dsa2.c b/net/dsa/dsa2.c index dcad3100b164..88e2808019b4 100644 --- a/net/dsa/dsa2.c +++ b/net/dsa/dsa2.c @@ -1058,7 +1058,7 @@ static int dsa_tree_setup_switches(struct dsa_switch_tree *dst) static int dsa_tree_setup_master(struct dsa_switch_tree *dst) { struct dsa_port *dp; - int err; + int err = 0; rtnl_lock(); @@ -1066,13 +1066,13 @@ static int dsa_tree_setup_master(struct dsa_switch_tree *dst) if (dsa_port_is_cpu(dp)) { err = dsa_master_setup(dp->master, dp); if (err) - return err; + break; } } rtnl_unlock(); - return 0; + return err; } static void dsa_tree_teardown_master(struct dsa_switch_tree *dst) @@ -1261,7 +1261,7 @@ int dsa_tree_change_tag_proto(struct dsa_switch_tree *dst, info.tag_ops = tag_ops; err = dsa_tree_notify(dst, DSA_NOTIFIER_TAG_PROTO, &info); if (err) - return err; + goto out_unwind_tagger; err = dsa_tree_bind_tag_proto(dst, tag_ops); if (err) @@ -1436,6 +1436,7 @@ static int dsa_port_parse_of(struct dsa_port *dp, struct device_node *dn) const char *user_protocol; master = of_find_net_device_by_node(ethernet); + of_node_put(ethernet); if (!master) return -EPROBE_DEFER; diff --git a/net/dsa/dsa_priv.h b/net/dsa/dsa_priv.h index 760306f0012f..23c79e91ac67 100644 --- a/net/dsa/dsa_priv.h +++ b/net/dsa/dsa_priv.h @@ -147,7 +147,6 @@ void dsa_tag_driver_put(const struct dsa_device_ops *ops); const struct dsa_device_ops *dsa_find_tagger_by_name(const char *buf); bool dsa_schedule_work(struct work_struct *work); -void dsa_flush_workqueue(void); const char *dsa_tag_protocol_to_str(const struct dsa_device_ops *ops); static inline int dsa_tag_protocol_overhead(const struct dsa_device_ops *ops) diff --git a/net/dsa/master.c b/net/dsa/master.c index 2199104ca7df..880f910b23a9 100644 --- a/net/dsa/master.c +++ b/net/dsa/master.c @@ -260,11 +260,16 @@ static void dsa_netdev_ops_set(struct net_device *dev, dev->dsa_ptr->netdev_ops = ops; } +/* Keep the master always promiscuous if the tagging protocol requires that + * (garbles MAC DA) or if it doesn't support unicast filtering, case in which + * it would revert to promiscuous mode as soon as we call dev_uc_add() on it + * anyway. + */ static void dsa_master_set_promiscuity(struct net_device *dev, int inc) { const struct dsa_device_ops *ops = dev->dsa_ptr->tag_ops; - if (!ops->promisc_on_master) + if ((dev->priv_flags & IFF_UNICAST_FLT) && !ops->promisc_on_master) return; ASSERT_RTNL(); diff --git a/net/dsa/port.c b/net/dsa/port.c index bd78192e0e47..1a40c52f5a42 100644 --- a/net/dsa/port.c +++ b/net/dsa/port.c @@ -395,10 +395,17 @@ void dsa_port_bridge_leave(struct dsa_port *dp, struct net_device *br) .tree_index = dp->ds->dst->index, .sw_index = dp->ds->index, .port = dp->index, - .bridge = *dp->bridge, }; int err; + /* If the port could not be offloaded to begin with, then + * there is nothing to do. + */ + if (!dp->bridge) + return; + + info.bridge = *dp->bridge; + /* Here the port is already unbridged. Reflect the current configuration * so that drivers can program their chips accordingly. */ @@ -781,9 +788,15 @@ int dsa_port_host_fdb_add(struct dsa_port *dp, const unsigned char *addr, struct dsa_port *cpu_dp = dp->cpu_dp; int err; - err = dev_uc_add(cpu_dp->master, addr); - if (err) - return err; + /* Avoid a call to __dev_set_promiscuity() on the master, which + * requires rtnl_lock(), since we can't guarantee that is held here, + * and we can't take it either. + */ + if (cpu_dp->master->priv_flags & IFF_UNICAST_FLT) { + err = dev_uc_add(cpu_dp->master, addr); + if (err) + return err; + } return dsa_port_notify(dp, DSA_NOTIFIER_HOST_FDB_ADD, &info); } @@ -800,9 +813,11 @@ int dsa_port_host_fdb_del(struct dsa_port *dp, const unsigned char *addr, struct dsa_port *cpu_dp = dp->cpu_dp; int err; - err = dev_uc_del(cpu_dp->master, addr); - if (err) - return err; + if (cpu_dp->master->priv_flags & IFF_UNICAST_FLT) { + err = dev_uc_del(cpu_dp->master, addr); + if (err) + return err; + } return dsa_port_notify(dp, DSA_NOTIFIER_HOST_FDB_DEL, &info); } diff --git a/net/dsa/tag_lan9303.c b/net/dsa/tag_lan9303.c index cb548188f813..98d7d7120bab 100644 --- a/net/dsa/tag_lan9303.c +++ b/net/dsa/tag_lan9303.c @@ -77,7 +77,6 @@ static struct sk_buff *lan9303_xmit(struct sk_buff *skb, struct net_device *dev) static struct sk_buff *lan9303_rcv(struct sk_buff *skb, struct net_device *dev) { - __be16 *lan9303_tag; u16 lan9303_tag1; unsigned int source_port; @@ -87,14 +86,15 @@ static struct sk_buff *lan9303_rcv(struct sk_buff *skb, struct net_device *dev) return NULL; } - lan9303_tag = dsa_etype_header_pos_rx(skb); - - if (lan9303_tag[0] != htons(ETH_P_8021Q)) { - dev_warn_ratelimited(&dev->dev, "Dropping packet due to invalid VLAN marker\n"); - return NULL; + if (skb_vlan_tag_present(skb)) { + lan9303_tag1 = skb_vlan_tag_get(skb); + __vlan_hwaccel_clear_tag(skb); + } else { + skb_push_rcsum(skb, ETH_HLEN); + __skb_vlan_pop(skb, &lan9303_tag1); + skb_pull_rcsum(skb, ETH_HLEN); } - lan9303_tag1 = ntohs(lan9303_tag[1]); source_port = lan9303_tag1 & 0x3; skb->dev = dsa_master_find_slave(dev, 0, source_port); @@ -103,13 +103,6 @@ static struct sk_buff *lan9303_rcv(struct sk_buff *skb, struct net_device *dev) return NULL; } - /* remove the special VLAN tag between the MAC addresses - * and the current ethertype field. - */ - skb_pull_rcsum(skb, 2 + 2); - - dsa_strip_etype_header(skb, LAN9303_TAG_LEN); - if (!(lan9303_tag1 & LAN9303_TAG_RX_TRAPPED_TO_CPU)) dsa_default_offload_fwd_mark(skb); diff --git a/net/ipv4/af_inet.c b/net/ipv4/af_inet.c index 9c465bac1eb0..72fde2888ad2 100644 --- a/net/ipv4/af_inet.c +++ b/net/ipv4/af_inet.c @@ -1376,8 +1376,11 @@ struct sk_buff *inet_gso_segment(struct sk_buff *skb, } ops = rcu_dereference(inet_offloads[proto]); - if (likely(ops && ops->callbacks.gso_segment)) + if (likely(ops && ops->callbacks.gso_segment)) { segs = ops->callbacks.gso_segment(skb, features); + if (!segs) + skb->network_header = skb_mac_header(skb) + nhoff - skb->head; + } if (IS_ERR_OR_NULL(segs)) goto out; diff --git a/net/ipv4/esp4.c b/net/ipv4/esp4.c index 851f542928a3..70e6c87fbe3d 100644 --- a/net/ipv4/esp4.c +++ b/net/ipv4/esp4.c @@ -446,6 +446,7 @@ int esp_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info * struct page *page; struct sk_buff *trailer; int tailen = esp->tailen; + unsigned int allocsz; /* this is non-NULL only with TCP/UDP Encapsulation */ if (x->encap) { @@ -455,6 +456,10 @@ int esp_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info * return err; } + allocsz = ALIGN(skb->data_len + tailen, L1_CACHE_BYTES); + if (allocsz > ESP_SKB_FRAG_MAXSIZE) + goto cow; + if (!skb_cloned(skb)) { if (tailen <= skb_tailroom(skb)) { nfrags = 1; @@ -671,7 +676,7 @@ static int esp_output(struct xfrm_state *x, struct sk_buff *skb) struct xfrm_dst *dst = (struct xfrm_dst *)skb_dst(skb); u32 padto; - padto = min(x->tfcpad, __xfrm_state_mtu(x, dst->child_mtu_cached)); + padto = min(x->tfcpad, xfrm_state_mtu(x, dst->child_mtu_cached)); if (skb->len < padto) esp.tfclen = padto - skb->len; } diff --git a/net/ipv4/esp4_offload.c b/net/ipv4/esp4_offload.c index d87f02a6e934..935026f4c807 100644 --- a/net/ipv4/esp4_offload.c +++ b/net/ipv4/esp4_offload.c @@ -110,8 +110,7 @@ static struct sk_buff *xfrm4_tunnel_gso_segment(struct xfrm_state *x, struct sk_buff *skb, netdev_features_t features) { - __skb_push(skb, skb->mac_len); - return skb_mac_gso_segment(skb, features); + return skb_eth_gso_segment(skb, features, htons(ETH_P_IP)); } static struct sk_buff *xfrm4_transport_gso_segment(struct xfrm_state *x, @@ -160,6 +159,9 @@ static struct sk_buff *xfrm4_beet_gso_segment(struct xfrm_state *x, skb_shinfo(skb)->gso_type |= SKB_GSO_TCPV4; } + if (proto == IPPROTO_IPV6) + skb_shinfo(skb)->gso_type |= SKB_GSO_IPXIP4; + __skb_pull(skb, skb_transport_offset(skb)); ops = rcu_dereference(inet_offloads[proto]); if (likely(ops && ops->callbacks.gso_segment)) diff --git a/net/ipv4/fib_frontend.c b/net/ipv4/fib_frontend.c index 4d61ddd8a0ec..85117b45216d 100644 --- a/net/ipv4/fib_frontend.c +++ b/net/ipv4/fib_frontend.c @@ -436,6 +436,9 @@ int fib_validate_source(struct sk_buff *skb, __be32 src, __be32 dst, if (net->ipv4.fib_has_custom_local_routes || fib4_has_custom_rules(net)) goto full_check; + /* Within the same container, it is regarded as a martian source, + * and the same host but different containers are not. + */ if (inet_lookup_ifaddr_rcu(net, src)) return -EINVAL; diff --git a/net/ipv4/fib_lookup.h b/net/ipv4/fib_lookup.h index e184bcb19943..78e40ea42e58 100644 --- a/net/ipv4/fib_lookup.h +++ b/net/ipv4/fib_lookup.h @@ -16,10 +16,9 @@ struct fib_alias { u8 fa_slen; u32 tb_id; s16 fa_default; - u8 offload:1, - trap:1, - offload_failed:1, - unused:5; + u8 offload; + u8 trap; + u8 offload_failed; struct rcu_head rcu; }; diff --git a/net/ipv4/fib_semantics.c b/net/ipv4/fib_semantics.c index b4589861b84c..2dd375f7407b 100644 --- a/net/ipv4/fib_semantics.c +++ b/net/ipv4/fib_semantics.c @@ -525,9 +525,9 @@ void rtmsg_fib(int event, __be32 key, struct fib_alias *fa, fri.dst_len = dst_len; fri.tos = fa->fa_tos; fri.type = fa->fa_type; - fri.offload = fa->offload; - fri.trap = fa->trap; - fri.offload_failed = fa->offload_failed; + fri.offload = READ_ONCE(fa->offload); + fri.trap = READ_ONCE(fa->trap); + fri.offload_failed = READ_ONCE(fa->offload_failed); err = fib_dump_info(skb, info->portid, seq, event, &fri, nlm_flags); if (err < 0) { /* -EMSGSIZE implies BUG in fib_nlmsg_size() */ diff --git a/net/ipv4/fib_trie.c b/net/ipv4/fib_trie.c index 8060524f4256..f7f74d5c14da 100644 --- a/net/ipv4/fib_trie.c +++ b/net/ipv4/fib_trie.c @@ -1047,19 +1047,23 @@ void fib_alias_hw_flags_set(struct net *net, const struct fib_rt_info *fri) if (!fa_match) goto out; - if (fa_match->offload == fri->offload && fa_match->trap == fri->trap && - fa_match->offload_failed == fri->offload_failed) + /* These are paired with the WRITE_ONCE() happening in this function. + * The reason is that we are only protected by RCU at this point. + */ + if (READ_ONCE(fa_match->offload) == fri->offload && + READ_ONCE(fa_match->trap) == fri->trap && + READ_ONCE(fa_match->offload_failed) == fri->offload_failed) goto out; - fa_match->offload = fri->offload; - fa_match->trap = fri->trap; + WRITE_ONCE(fa_match->offload, fri->offload); + WRITE_ONCE(fa_match->trap, fri->trap); /* 2 means send notifications only if offload_failed was changed. */ if (net->ipv4.sysctl_fib_notify_on_flag_change == 2 && - fa_match->offload_failed == fri->offload_failed) + READ_ONCE(fa_match->offload_failed) == fri->offload_failed) goto out; - fa_match->offload_failed = fri->offload_failed; + WRITE_ONCE(fa_match->offload_failed, fri->offload_failed); if (!net->ipv4.sysctl_fib_notify_on_flag_change) goto out; @@ -2297,9 +2301,9 @@ static int fn_trie_dump_leaf(struct key_vector *l, struct fib_table *tb, fri.dst_len = KEYLENGTH - fa->fa_slen; fri.tos = fa->fa_tos; fri.type = fa->fa_type; - fri.offload = fa->offload; - fri.trap = fa->trap; - fri.offload_failed = fa->offload_failed; + fri.offload = READ_ONCE(fa->offload); + fri.trap = READ_ONCE(fa->trap); + fri.offload_failed = READ_ONCE(fa->offload_failed); err = fib_dump_info(skb, NETLINK_CB(cb->skb).portid, cb->nlh->nlmsg_seq, diff --git a/net/ipv4/ip_output.c b/net/ipv4/ip_output.c index 139cec29ed06..7911916a480b 100644 --- a/net/ipv4/ip_output.c +++ b/net/ipv4/ip_output.c @@ -991,7 +991,7 @@ static int __ip_append_data(struct sock *sk, if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP && sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) - tskey = sk->sk_tskey++; + tskey = atomic_inc_return(&sk->sk_tskey) - 1; hh_len = LL_RESERVED_SPACE(rt->dst.dev); diff --git a/net/ipv4/ping.c b/net/ipv4/ping.c index bcf7bc71cb56..3ee947557b88 100644 --- a/net/ipv4/ping.c +++ b/net/ipv4/ping.c @@ -172,16 +172,22 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident) struct sock *sk = NULL; struct inet_sock *isk; struct hlist_nulls_node *hnode; - int dif = skb->dev->ifindex; + int dif, sdif; if (skb->protocol == htons(ETH_P_IP)) { + dif = inet_iif(skb); + sdif = inet_sdif(skb); pr_debug("try to find: num = %d, daddr = %pI4, dif = %d\n", (int)ident, &ip_hdr(skb)->daddr, dif); #if IS_ENABLED(CONFIG_IPV6) } else if (skb->protocol == htons(ETH_P_IPV6)) { + dif = inet6_iif(skb); + sdif = inet6_sdif(skb); pr_debug("try to find: num = %d, daddr = %pI6c, dif = %d\n", (int)ident, &ipv6_hdr(skb)->daddr, dif); #endif + } else { + return NULL; } read_lock_bh(&ping_table.lock); @@ -221,7 +227,7 @@ static struct sock *ping_lookup(struct net *net, struct sk_buff *skb, u16 ident) } if (sk->sk_bound_dev_if && sk->sk_bound_dev_if != dif && - sk->sk_bound_dev_if != inet_sdif(skb)) + sk->sk_bound_dev_if != sdif) continue; sock_hold(sk); diff --git a/net/ipv4/route.c b/net/ipv4/route.c index ff6f91cdb6c4..f33ad1f383b6 100644 --- a/net/ipv4/route.c +++ b/net/ipv4/route.c @@ -3395,8 +3395,8 @@ static int inet_rtm_getroute(struct sk_buff *in_skb, struct nlmsghdr *nlh, fa->fa_tos == fri.tos && fa->fa_info == res.fi && fa->fa_type == fri.type) { - fri.offload = fa->offload; - fri.trap = fa->trap; + fri.offload = READ_ONCE(fa->offload); + fri.trap = READ_ONCE(fa->trap); break; } } diff --git a/net/ipv4/tcp.c b/net/ipv4/tcp.c index 02cb275e5487..28ff2a820f7c 100644 --- a/net/ipv4/tcp.c +++ b/net/ipv4/tcp.c @@ -1684,11 +1684,13 @@ int tcp_read_sock(struct sock *sk, read_descriptor_t *desc, if (!copied) copied = used; break; - } else if (used <= len) { - seq += used; - copied += used; - offset += used; } + if (WARN_ON_ONCE(used > len)) + used = len; + seq += used; + copied += used; + offset += used; + /* If recv_actor drops the lock (e.g. TCP splice * receive) the skb pointer might be invalid when * getting here: tcp_collapse might have deleted it diff --git a/net/ipv4/udp_tunnel_nic.c b/net/ipv4/udp_tunnel_nic.c index b91003538d87..bc3a043a5d5c 100644 --- a/net/ipv4/udp_tunnel_nic.c +++ b/net/ipv4/udp_tunnel_nic.c @@ -846,7 +846,7 @@ udp_tunnel_nic_unregister(struct net_device *dev, struct udp_tunnel_nic *utn) list_for_each_entry(node, &info->shared->devices, list) if (node->dev == dev) break; - if (node->dev != dev) + if (list_entry_is_head(node, &info->shared->devices, list)) return; list_del(&node->list); diff --git a/net/ipv6/addrconf.c b/net/ipv6/addrconf.c index f927c199a93c..f908e2fd30b2 100644 --- a/net/ipv6/addrconf.c +++ b/net/ipv6/addrconf.c @@ -1839,8 +1839,8 @@ out: } EXPORT_SYMBOL(ipv6_dev_get_saddr); -int __ipv6_get_lladdr(struct inet6_dev *idev, struct in6_addr *addr, - u32 banned_flags) +static int __ipv6_get_lladdr(struct inet6_dev *idev, struct in6_addr *addr, + u32 banned_flags) { struct inet6_ifaddr *ifp; int err = -EADDRNOTAVAIL; @@ -3732,6 +3732,7 @@ static int addrconf_ifdown(struct net_device *dev, bool unregister) struct inet6_dev *idev; struct inet6_ifaddr *ifa, *tmp; bool keep_addr = false; + bool was_ready; int state, i; ASSERT_RTNL(); @@ -3797,7 +3798,10 @@ restart: addrconf_del_rs_timer(idev); - /* Step 2: clear flags for stateless addrconf */ + /* Step 2: clear flags for stateless addrconf, repeated down + * detection + */ + was_ready = idev->if_flags & IF_READY; if (!unregister) idev->if_flags &= ~(IF_RS_SENT|IF_RA_RCVD|IF_READY); @@ -3871,7 +3875,7 @@ restart: if (unregister) { ipv6_ac_destroy_dev(idev); ipv6_mc_destroy_dev(idev); - } else { + } else if (was_ready) { ipv6_mc_down(idev); } @@ -4998,6 +5002,7 @@ static int inet6_fill_ifaddr(struct sk_buff *skb, struct inet6_ifaddr *ifa, nla_put_s32(skb, IFA_TARGET_NETNSID, args->netnsid)) goto error; + spin_lock_bh(&ifa->lock); if (!((ifa->flags&IFA_F_PERMANENT) && (ifa->prefered_lft == INFINITY_LIFE_TIME))) { preferred = ifa->prefered_lft; @@ -5019,6 +5024,7 @@ static int inet6_fill_ifaddr(struct sk_buff *skb, struct inet6_ifaddr *ifa, preferred = INFINITY_LIFE_TIME; valid = INFINITY_LIFE_TIME; } + spin_unlock_bh(&ifa->lock); if (!ipv6_addr_any(&ifa->peer_addr)) { if (nla_put_in6_addr(skb, IFA_LOCAL, &ifa->addr) < 0 || diff --git a/net/ipv6/esp6.c b/net/ipv6/esp6.c index 8bb2c407b46b..55d604c9b3b3 100644 --- a/net/ipv6/esp6.c +++ b/net/ipv6/esp6.c @@ -482,6 +482,7 @@ int esp6_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info struct page *page; struct sk_buff *trailer; int tailen = esp->tailen; + unsigned int allocsz; if (x->encap) { int err = esp6_output_encap(x, skb, esp); @@ -490,6 +491,10 @@ int esp6_output_head(struct xfrm_state *x, struct sk_buff *skb, struct esp_info return err; } + allocsz = ALIGN(skb->data_len + tailen, L1_CACHE_BYTES); + if (allocsz > ESP_SKB_FRAG_MAXSIZE) + goto cow; + if (!skb_cloned(skb)) { if (tailen <= skb_tailroom(skb)) { nfrags = 1; @@ -707,7 +712,7 @@ static int esp6_output(struct xfrm_state *x, struct sk_buff *skb) struct xfrm_dst *dst = (struct xfrm_dst *)skb_dst(skb); u32 padto; - padto = min(x->tfcpad, __xfrm_state_mtu(x, dst->child_mtu_cached)); + padto = min(x->tfcpad, xfrm_state_mtu(x, dst->child_mtu_cached)); if (skb->len < padto) esp.tfclen = padto - skb->len; } @@ -807,8 +812,7 @@ int esp6_input_done2(struct sk_buff *skb, int err) struct tcphdr *th; offset = ipv6_skip_exthdr(skb, offset, &nexthdr, &frag_off); - - if (offset < 0) { + if (offset == -1) { err = -EINVAL; goto out; } diff --git a/net/ipv6/esp6_offload.c b/net/ipv6/esp6_offload.c index ba5e81cd569c..3a293838a91d 100644 --- a/net/ipv6/esp6_offload.c +++ b/net/ipv6/esp6_offload.c @@ -145,8 +145,7 @@ static struct sk_buff *xfrm6_tunnel_gso_segment(struct xfrm_state *x, struct sk_buff *skb, netdev_features_t features) { - __skb_push(skb, skb->mac_len); - return skb_mac_gso_segment(skb, features); + return skb_eth_gso_segment(skb, features, htons(ETH_P_IPV6)); } static struct sk_buff *xfrm6_transport_gso_segment(struct xfrm_state *x, @@ -199,6 +198,9 @@ static struct sk_buff *xfrm6_beet_gso_segment(struct xfrm_state *x, ipv6_skip_exthdr(skb, 0, &proto, &frag); } + if (proto == IPPROTO_IPIP) + skb_shinfo(skb)->gso_type |= SKB_GSO_IPXIP6; + __skb_pull(skb, skb_transport_offset(skb)); ops = rcu_dereference(inet6_offloads[proto]); if (likely(ops && ops->callbacks.gso_segment)) diff --git a/net/ipv6/ip6_flowlabel.c b/net/ipv6/ip6_flowlabel.c index aa673a6a7e43..ceb85c67ce39 100644 --- a/net/ipv6/ip6_flowlabel.c +++ b/net/ipv6/ip6_flowlabel.c @@ -450,8 +450,10 @@ fl_create(struct net *net, struct sock *sk, struct in6_flowlabel_req *freq, err = -EINVAL; goto done; } - if (fl_shared_exclusive(fl) || fl->opt) + if (fl_shared_exclusive(fl) || fl->opt) { + WRITE_ONCE(sock_net(sk)->ipv6.flowlabel_has_excl, 1); static_branch_deferred_inc(&ipv6_flowlabel_exclusive); + } return fl; done: diff --git a/net/ipv6/ip6_offload.c b/net/ipv6/ip6_offload.c index b29e9ba5e113..5f577e21459b 100644 --- a/net/ipv6/ip6_offload.c +++ b/net/ipv6/ip6_offload.c @@ -114,6 +114,8 @@ static struct sk_buff *ipv6_gso_segment(struct sk_buff *skb, if (likely(ops && ops->callbacks.gso_segment)) { skb_reset_transport_header(skb); segs = ops->callbacks.gso_segment(skb, features); + if (!segs) + skb->network_header = skb_mac_header(skb) + nhoff - skb->head; } if (IS_ERR_OR_NULL(segs)) diff --git a/net/ipv6/ip6_output.c b/net/ipv6/ip6_output.c index 2995f8d89e7e..194832663d85 100644 --- a/net/ipv6/ip6_output.c +++ b/net/ipv6/ip6_output.c @@ -1408,8 +1408,6 @@ static int ip6_setup_cork(struct sock *sk, struct inet_cork_full *cork, if (np->frag_size) mtu = np->frag_size; } - if (mtu < IPV6_MIN_MTU) - return -EINVAL; cork->base.fragsize = mtu; cork->base.gso_size = ipc6->gso_size; cork->base.tx_flags = 0; @@ -1465,14 +1463,12 @@ static int __ip6_append_data(struct sock *sk, if (cork->tx_flags & SKBTX_ANY_SW_TSTAMP && sk->sk_tsflags & SOF_TIMESTAMPING_OPT_ID) - tskey = sk->sk_tskey++; + tskey = atomic_inc_return(&sk->sk_tskey) - 1; hh_len = LL_RESERVED_SPACE(rt->dst.dev); fragheaderlen = sizeof(struct ipv6hdr) + rt->rt6i_nfheader_len + (opt ? opt->opt_nflen : 0); - maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen - - sizeof(struct frag_hdr); headersize = sizeof(struct ipv6hdr) + (opt ? opt->opt_flen + opt->opt_nflen : 0) + @@ -1480,6 +1476,13 @@ static int __ip6_append_data(struct sock *sk, sizeof(struct frag_hdr) : 0) + rt->rt6i_nfheader_len; + if (mtu <= fragheaderlen || + ((mtu - fragheaderlen) & ~7) + fragheaderlen <= sizeof(struct frag_hdr)) + goto emsgsize; + + maxfraglen = ((mtu - fragheaderlen) & ~7) + fragheaderlen - + sizeof(struct frag_hdr); + /* as per RFC 7112 section 5, the entire IPv6 Header Chain must fit * the first fragment */ diff --git a/net/ipv6/mcast.c b/net/ipv6/mcast.c index bed8155508c8..909f937befd7 100644 --- a/net/ipv6/mcast.c +++ b/net/ipv6/mcast.c @@ -1371,27 +1371,23 @@ static void mld_process_v2(struct inet6_dev *idev, struct mld2_query *mld, } /* called with rcu_read_lock() */ -int igmp6_event_query(struct sk_buff *skb) +void igmp6_event_query(struct sk_buff *skb) { struct inet6_dev *idev = __in6_dev_get(skb->dev); - if (!idev) - return -EINVAL; - - if (idev->dead) { - kfree_skb(skb); - return -ENODEV; - } + if (!idev || idev->dead) + goto out; spin_lock_bh(&idev->mc_query_lock); if (skb_queue_len(&idev->mc_query_queue) < MLD_MAX_SKBS) { __skb_queue_tail(&idev->mc_query_queue, skb); if (!mod_delayed_work(mld_wq, &idev->mc_query_work, 0)) in6_dev_hold(idev); + skb = NULL; } spin_unlock_bh(&idev->mc_query_lock); - - return 0; +out: + kfree_skb(skb); } static void __mld_query_work(struct sk_buff *skb) @@ -1542,27 +1538,23 @@ static void mld_query_work(struct work_struct *work) } /* called with rcu_read_lock() */ -int igmp6_event_report(struct sk_buff *skb) +void igmp6_event_report(struct sk_buff *skb) { struct inet6_dev *idev = __in6_dev_get(skb->dev); - if (!idev) - return -EINVAL; - - if (idev->dead) { - kfree_skb(skb); - return -ENODEV; - } + if (!idev || idev->dead) + goto out; spin_lock_bh(&idev->mc_report_lock); if (skb_queue_len(&idev->mc_report_queue) < MLD_MAX_SKBS) { __skb_queue_tail(&idev->mc_report_queue, skb); if (!mod_delayed_work(mld_wq, &idev->mc_report_work, 0)) in6_dev_hold(idev); + skb = NULL; } spin_unlock_bh(&idev->mc_report_lock); - - return 0; +out: + kfree_skb(skb); } static void __mld_report_work(struct sk_buff *skb) @@ -1759,7 +1751,7 @@ static struct sk_buff *mld_newpack(struct inet6_dev *idev, unsigned int mtu) skb_reserve(skb, hlen); skb_tailroom_reserve(skb, mtu, tlen); - if (__ipv6_get_lladdr(idev, &addr_buf, IFA_F_TENTATIVE)) { + if (ipv6_get_lladdr(dev, &addr_buf, IFA_F_TENTATIVE)) { /* <draft-ietf-magma-mld-source-05.txt>: * use unspecified address as the source address * when a valid link-local address is not available. diff --git a/net/ipv6/route.c b/net/ipv6/route.c index f4884cda13b9..ea1cf414a92e 100644 --- a/net/ipv6/route.c +++ b/net/ipv6/route.c @@ -5753,11 +5753,11 @@ static int rt6_fill_node(struct net *net, struct sk_buff *skb, } if (!dst) { - if (rt->offload) + if (READ_ONCE(rt->offload)) rtm->rtm_flags |= RTM_F_OFFLOAD; - if (rt->trap) + if (READ_ONCE(rt->trap)) rtm->rtm_flags |= RTM_F_TRAP; - if (rt->offload_failed) + if (READ_ONCE(rt->offload_failed)) rtm->rtm_flags |= RTM_F_OFFLOAD_FAILED; } @@ -6215,19 +6215,20 @@ void fib6_info_hw_flags_set(struct net *net, struct fib6_info *f6i, struct sk_buff *skb; int err; - if (f6i->offload == offload && f6i->trap == trap && - f6i->offload_failed == offload_failed) + if (READ_ONCE(f6i->offload) == offload && + READ_ONCE(f6i->trap) == trap && + READ_ONCE(f6i->offload_failed) == offload_failed) return; - f6i->offload = offload; - f6i->trap = trap; + WRITE_ONCE(f6i->offload, offload); + WRITE_ONCE(f6i->trap, trap); /* 2 means send notifications only if offload_failed was changed. */ if (net->ipv6.sysctl.fib_notify_on_flag_change == 2 && - f6i->offload_failed == offload_failed) + READ_ONCE(f6i->offload_failed) == offload_failed) return; - f6i->offload_failed = offload_failed; + WRITE_ONCE(f6i->offload_failed, offload_failed); if (!rcu_access_pointer(f6i->fib6_node)) /* The route was removed from the tree, do not send diff --git a/net/ipv6/xfrm6_output.c b/net/ipv6/xfrm6_output.c index d0d280077721..ad07904642ca 100644 --- a/net/ipv6/xfrm6_output.c +++ b/net/ipv6/xfrm6_output.c @@ -45,6 +45,19 @@ static int __xfrm6_output_finish(struct net *net, struct sock *sk, struct sk_buf return xfrm_output(sk, skb); } +static int xfrm6_noneed_fragment(struct sk_buff *skb) +{ + struct frag_hdr *fh; + u8 prevhdr = ipv6_hdr(skb)->nexthdr; + + if (prevhdr != NEXTHDR_FRAGMENT) + return 0; + fh = (struct frag_hdr *)(skb->data + sizeof(struct ipv6hdr)); + if (fh->nexthdr == NEXTHDR_ESP || fh->nexthdr == NEXTHDR_AUTH) + return 1; + return 0; +} + static int __xfrm6_output(struct net *net, struct sock *sk, struct sk_buff *skb) { struct dst_entry *dst = skb_dst(skb); @@ -73,6 +86,9 @@ static int __xfrm6_output(struct net *net, struct sock *sk, struct sk_buff *skb) xfrm6_local_rxpmtu(skb, mtu); kfree_skb(skb); return -EMSGSIZE; + } else if (toobig && xfrm6_noneed_fragment(skb)) { + skb->ignore_df = 1; + goto skip_frag; } else if (!skb->ignore_df && toobig && skb->sk) { xfrm_local_error(skb, mtu); kfree_skb(skb); diff --git a/net/key/af_key.c b/net/key/af_key.c index de24a7d474df..fd51db3be91c 100644 --- a/net/key/af_key.c +++ b/net/key/af_key.c @@ -1699,7 +1699,7 @@ static int pfkey_register(struct sock *sk, struct sk_buff *skb, const struct sad xfrm_probe_algs(); - supp_skb = compose_sadb_supported(hdr, GFP_KERNEL); + supp_skb = compose_sadb_supported(hdr, GFP_KERNEL | __GFP_ZERO); if (!supp_skb) { if (hdr->sadb_msg_satype != SADB_SATYPE_UNSPEC) pfk->registered &= ~(1<<hdr->sadb_msg_satype); @@ -2623,7 +2623,7 @@ static int pfkey_migrate(struct sock *sk, struct sk_buff *skb, } return xfrm_migrate(&sel, dir, XFRM_POLICY_TYPE_MAIN, m, i, - kma ? &k : NULL, net, NULL); + kma ? &k : NULL, net, NULL, 0); out: return err; diff --git a/net/mac80211/agg-tx.c b/net/mac80211/agg-tx.c index 74a878f213d3..1deb3d874a4b 100644 --- a/net/mac80211/agg-tx.c +++ b/net/mac80211/agg-tx.c @@ -9,7 +9,7 @@ * Copyright 2007, Michael Wu <flamingice@sourmilk.net> * Copyright 2007-2010, Intel Corporation * Copyright(c) 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018 - 2021 Intel Corporation + * Copyright (C) 2018 - 2022 Intel Corporation */ #include <linux/ieee80211.h> @@ -626,6 +626,14 @@ int ieee80211_start_tx_ba_session(struct ieee80211_sta *pubsta, u16 tid, return -EINVAL; } + if (test_sta_flag(sta, WLAN_STA_MFP) && + !test_sta_flag(sta, WLAN_STA_AUTHORIZED)) { + ht_dbg(sdata, + "MFP STA not authorized - deny BA session request %pM tid %d\n", + sta->sta.addr, tid); + return -EINVAL; + } + /* * 802.11n-2009 11.5.1.1: If the initiating STA is an HT STA, is a * member of an IBSS, and has no other existing Block Ack agreement diff --git a/net/mac80211/ieee80211_i.h b/net/mac80211/ieee80211_i.h index 330ea62231fa..e87bccaab561 100644 --- a/net/mac80211/ieee80211_i.h +++ b/net/mac80211/ieee80211_i.h @@ -376,7 +376,7 @@ struct ieee80211_mgd_auth_data { u8 key[WLAN_KEY_LEN_WEP104]; u8 key_len, key_idx; - bool done; + bool done, waiting; bool peer_confirmed; bool timeout_started; diff --git a/net/mac80211/mlme.c b/net/mac80211/mlme.c index 1eeabdf10052..744842c4513b 100644 --- a/net/mac80211/mlme.c +++ b/net/mac80211/mlme.c @@ -37,6 +37,7 @@ #define IEEE80211_AUTH_TIMEOUT_SAE (HZ * 2) #define IEEE80211_AUTH_MAX_TRIES 3 #define IEEE80211_AUTH_WAIT_ASSOC (HZ * 5) +#define IEEE80211_AUTH_WAIT_SAE_RETRY (HZ * 2) #define IEEE80211_ASSOC_TIMEOUT (HZ / 5) #define IEEE80211_ASSOC_TIMEOUT_LONG (HZ / 2) #define IEEE80211_ASSOC_TIMEOUT_SHORT (HZ / 10) @@ -666,7 +667,7 @@ static void ieee80211_add_he_ie(struct ieee80211_sub_if_data *sdata, ieee80211_ie_build_he_6ghz_cap(sdata, skb); } -static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) +static int ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) { struct ieee80211_local *local = sdata->local; struct ieee80211_if_managed *ifmgd = &sdata->u.mgd; @@ -686,6 +687,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) enum nl80211_iftype iftype = ieee80211_vif_type_p2p(&sdata->vif); const struct ieee80211_sband_iftype_data *iftd; struct ieee80211_prep_tx_info info = {}; + int ret; /* we know it's writable, cast away the const */ if (assoc_data->ie_len) @@ -699,7 +701,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) chanctx_conf = rcu_dereference(sdata->vif.chanctx_conf); if (WARN_ON(!chanctx_conf)) { rcu_read_unlock(); - return; + return -EINVAL; } chan = chanctx_conf->def.chan; rcu_read_unlock(); @@ -750,7 +752,7 @@ static void ieee80211_send_assoc(struct ieee80211_sub_if_data *sdata) (iftd ? iftd->vendor_elems.len : 0), GFP_KERNEL); if (!skb) - return; + return -ENOMEM; skb_reserve(skb, local->hw.extra_tx_headroom); @@ -1031,15 +1033,22 @@ skip_rates: skb_put_data(skb, assoc_data->ie + offset, noffset - offset); } - if (assoc_data->fils_kek_len && - fils_encrypt_assoc_req(skb, assoc_data) < 0) { - dev_kfree_skb(skb); - return; + if (assoc_data->fils_kek_len) { + ret = fils_encrypt_assoc_req(skb, assoc_data); + if (ret < 0) { + dev_kfree_skb(skb); + return ret; + } } pos = skb_tail_pointer(skb); kfree(ifmgd->assoc_req_ies); ifmgd->assoc_req_ies = kmemdup(ie_start, pos - ie_start, GFP_ATOMIC); + if (!ifmgd->assoc_req_ies) { + dev_kfree_skb(skb); + return -ENOMEM; + } + ifmgd->assoc_req_ies_len = pos - ie_start; drv_mgd_prepare_tx(local, sdata, &info); @@ -1049,6 +1058,8 @@ skip_rates: IEEE80211_SKB_CB(skb)->flags |= IEEE80211_TX_CTL_REQ_TX_STATUS | IEEE80211_TX_INTFL_MLME_CONN_TX; ieee80211_tx_skb(sdata, skb); + + return 0; } void ieee80211_send_pspoll(struct ieee80211_local *local, @@ -3001,8 +3012,15 @@ static void ieee80211_rx_mgmt_auth(struct ieee80211_sub_if_data *sdata, (status_code == WLAN_STATUS_ANTI_CLOG_REQUIRED || (auth_transaction == 1 && (status_code == WLAN_STATUS_SAE_HASH_TO_ELEMENT || - status_code == WLAN_STATUS_SAE_PK)))) + status_code == WLAN_STATUS_SAE_PK)))) { + /* waiting for userspace now */ + ifmgd->auth_data->waiting = true; + ifmgd->auth_data->timeout = + jiffies + IEEE80211_AUTH_WAIT_SAE_RETRY; + ifmgd->auth_data->timeout_started = true; + run_again(sdata, ifmgd->auth_data->timeout); goto notify_driver; + } sdata_info(sdata, "%pM denied authentication (status %d)\n", mgmt->sa, status_code); @@ -4497,6 +4515,7 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata) { struct ieee80211_mgd_assoc_data *assoc_data = sdata->u.mgd.assoc_data; struct ieee80211_local *local = sdata->local; + int ret; sdata_assert_lock(sdata); @@ -4517,7 +4536,9 @@ static int ieee80211_do_assoc(struct ieee80211_sub_if_data *sdata) sdata_info(sdata, "associate with %pM (try %d/%d)\n", assoc_data->bss->bssid, assoc_data->tries, IEEE80211_ASSOC_MAX_TRIES); - ieee80211_send_assoc(sdata); + ret = ieee80211_send_assoc(sdata); + if (ret) + return ret; if (!ieee80211_hw_check(&local->hw, REPORTS_TX_ACK_STATUS)) { assoc_data->timeout = jiffies + IEEE80211_ASSOC_TIMEOUT; @@ -4590,10 +4611,10 @@ void ieee80211_sta_work(struct ieee80211_sub_if_data *sdata) if (ifmgd->auth_data && ifmgd->auth_data->timeout_started && time_after(jiffies, ifmgd->auth_data->timeout)) { - if (ifmgd->auth_data->done) { + if (ifmgd->auth_data->done || ifmgd->auth_data->waiting) { /* - * ok ... we waited for assoc but userspace didn't, - * so let's just kill the auth data + * ok ... we waited for assoc or continuation but + * userspace didn't do it, so kill the auth data */ ieee80211_destroy_auth_data(sdata, false); } else if (ieee80211_auth(sdata)) { diff --git a/net/mac80211/rx.c b/net/mac80211/rx.c index 93680af62c47..48d9553dafe3 100644 --- a/net/mac80211/rx.c +++ b/net/mac80211/rx.c @@ -2607,7 +2607,8 @@ static void ieee80211_deliver_skb_to_local_stack(struct sk_buff *skb, * address, so that the authenticator (e.g. hostapd) will see * the frame, but bridge won't forward it anywhere else. Note * that due to earlier filtering, the only other address can - * be the PAE group address. + * be the PAE group address, unless the hardware allowed them + * through in 802.3 offloaded mode. */ if (unlikely(skb->protocol == sdata->control_port_protocol && !ether_addr_equal(ehdr->h_dest, sdata->vif.addr))) @@ -2922,13 +2923,13 @@ ieee80211_rx_h_mesh_fwding(struct ieee80211_rx_data *rx) ether_addr_equal(sdata->vif.addr, hdr->addr3)) return RX_CONTINUE; - ac = ieee80211_select_queue_80211(sdata, skb, hdr); + ac = ieee802_1d_to_ac[skb->priority]; q = sdata->vif.hw_queue[ac]; if (ieee80211_queue_stopped(&local->hw, q)) { IEEE80211_IFSTA_MESH_CTR_INC(ifmsh, dropped_frames_congestion); return RX_DROP_MONITOR; } - skb_set_queue_mapping(skb, q); + skb_set_queue_mapping(skb, ac); if (!--mesh_hdr->ttl) { if (!is_multicast_ether_addr(hdr->addr1)) @@ -4514,12 +4515,7 @@ static void ieee80211_rx_8023(struct ieee80211_rx_data *rx, /* deliver to local stack */ skb->protocol = eth_type_trans(skb, fast_rx->dev); - memset(skb->cb, 0, sizeof(skb->cb)); - if (rx->list) - list_add_tail(&skb->list, rx->list); - else - netif_receive_skb(skb); - + ieee80211_deliver_skb_to_local_stack(skb, rx); } static bool ieee80211_invoke_fast_rx(struct ieee80211_rx_data *rx, diff --git a/net/mctp/route.c b/net/mctp/route.c index 8d9f4ff3e285..e52cef750500 100644 --- a/net/mctp/route.c +++ b/net/mctp/route.c @@ -412,13 +412,14 @@ static int mctp_route_input(struct mctp_route *route, struct sk_buff *skb) * this function. */ rc = mctp_key_add(key, msk); - if (rc) + if (rc) { kfree(key); + } else { + trace_mctp_key_acquire(key); - trace_mctp_key_acquire(key); - - /* we don't need to release key->lock on exit */ - mctp_key_unref(key); + /* we don't need to release key->lock on exit */ + mctp_key_unref(key); + } key = NULL; } else { diff --git a/net/mptcp/mib.c b/net/mptcp/mib.c index 3240b72271a7..7558802a1435 100644 --- a/net/mptcp/mib.c +++ b/net/mptcp/mib.c @@ -35,12 +35,14 @@ static const struct snmp_mib mptcp_snmp_list[] = { SNMP_MIB_ITEM("AddAddr", MPTCP_MIB_ADDADDR), SNMP_MIB_ITEM("EchoAdd", MPTCP_MIB_ECHOADD), SNMP_MIB_ITEM("PortAdd", MPTCP_MIB_PORTADD), + SNMP_MIB_ITEM("AddAddrDrop", MPTCP_MIB_ADDADDRDROP), SNMP_MIB_ITEM("MPJoinPortSynRx", MPTCP_MIB_JOINPORTSYNRX), SNMP_MIB_ITEM("MPJoinPortSynAckRx", MPTCP_MIB_JOINPORTSYNACKRX), SNMP_MIB_ITEM("MPJoinPortAckRx", MPTCP_MIB_JOINPORTACKRX), SNMP_MIB_ITEM("MismatchPortSynRx", MPTCP_MIB_MISMATCHPORTSYNRX), SNMP_MIB_ITEM("MismatchPortAckRx", MPTCP_MIB_MISMATCHPORTACKRX), SNMP_MIB_ITEM("RmAddr", MPTCP_MIB_RMADDR), + SNMP_MIB_ITEM("RmAddrDrop", MPTCP_MIB_RMADDRDROP), SNMP_MIB_ITEM("RmSubflow", MPTCP_MIB_RMSUBFLOW), SNMP_MIB_ITEM("MPPrioTx", MPTCP_MIB_MPPRIOTX), SNMP_MIB_ITEM("MPPrioRx", MPTCP_MIB_MPPRIORX), diff --git a/net/mptcp/mib.h b/net/mptcp/mib.h index ecd3d8b117e0..2966fcb6548b 100644 --- a/net/mptcp/mib.h +++ b/net/mptcp/mib.h @@ -28,12 +28,14 @@ enum linux_mptcp_mib_field { MPTCP_MIB_ADDADDR, /* Received ADD_ADDR with echo-flag=0 */ MPTCP_MIB_ECHOADD, /* Received ADD_ADDR with echo-flag=1 */ MPTCP_MIB_PORTADD, /* Received ADD_ADDR with a port-number */ + MPTCP_MIB_ADDADDRDROP, /* Dropped incoming ADD_ADDR */ MPTCP_MIB_JOINPORTSYNRX, /* Received a SYN MP_JOIN with a different port-number */ MPTCP_MIB_JOINPORTSYNACKRX, /* Received a SYNACK MP_JOIN with a different port-number */ MPTCP_MIB_JOINPORTACKRX, /* Received an ACK MP_JOIN with a different port-number */ MPTCP_MIB_MISMATCHPORTSYNRX, /* Received a SYN MP_JOIN with a mismatched port-number */ MPTCP_MIB_MISMATCHPORTACKRX, /* Received an ACK MP_JOIN with a mismatched port-number */ MPTCP_MIB_RMADDR, /* Received RM_ADDR */ + MPTCP_MIB_RMADDRDROP, /* Dropped incoming RM_ADDR */ MPTCP_MIB_RMSUBFLOW, /* Remove a subflow */ MPTCP_MIB_MPPRIOTX, /* Transmit a MP_PRIO */ MPTCP_MIB_MPPRIORX, /* Received a MP_PRIO */ diff --git a/net/mptcp/pm.c b/net/mptcp/pm.c index 696b2c4613a7..7bea318ac5f2 100644 --- a/net/mptcp/pm.c +++ b/net/mptcp/pm.c @@ -213,6 +213,8 @@ void mptcp_pm_add_addr_received(struct mptcp_sock *msk, mptcp_pm_add_addr_send_ack(msk); } else if (mptcp_pm_schedule_work(msk, MPTCP_PM_ADD_ADDR_RECEIVED)) { pm->remote = *addr; + } else { + __MPTCP_INC_STATS(sock_net((struct sock *)msk), MPTCP_MIB_ADDADDRDROP); } spin_unlock_bh(&pm->lock); @@ -253,8 +255,10 @@ void mptcp_pm_rm_addr_received(struct mptcp_sock *msk, mptcp_event_addr_removed(msk, rm_list->ids[i]); spin_lock_bh(&pm->lock); - mptcp_pm_schedule_work(msk, MPTCP_PM_RM_ADDR_RECEIVED); - pm->rm_list_rx = *rm_list; + if (mptcp_pm_schedule_work(msk, MPTCP_PM_RM_ADDR_RECEIVED)) + pm->rm_list_rx = *rm_list; + else + __MPTCP_INC_STATS(sock_net((struct sock *)msk), MPTCP_MIB_RMADDRDROP); spin_unlock_bh(&pm->lock); } diff --git a/net/mptcp/pm_netlink.c b/net/mptcp/pm_netlink.c index 356f596e2032..4b5d795383cd 100644 --- a/net/mptcp/pm_netlink.c +++ b/net/mptcp/pm_netlink.c @@ -546,6 +546,16 @@ static void mptcp_pm_create_subflow_or_signal_addr(struct mptcp_sock *msk) if (msk->pm.add_addr_signaled < add_addr_signal_max) { local = select_signal_address(pernet, msk); + /* due to racing events on both ends we can reach here while + * previous add address is still running: if we invoke now + * mptcp_pm_announce_addr(), that will fail and the + * corresponding id will be marked as used. + * Instead let the PM machinery reschedule us when the + * current address announce will be completed. + */ + if (msk->pm.addr_signal & BIT(MPTCP_ADD_ADDR_SIGNAL)) + return; + if (local) { if (mptcp_pm_alloc_anno_list(msk, local)) { __clear_bit(local->addr.id, msk->pm.id_avail_bitmap); @@ -650,6 +660,7 @@ static void mptcp_pm_nl_add_addr_received(struct mptcp_sock *msk) unsigned int add_addr_accept_max; struct mptcp_addr_info remote; unsigned int subflows_max; + bool reset_port = false; int i, nr; add_addr_accept_max = mptcp_pm_get_add_addr_accept_max(msk); @@ -659,15 +670,19 @@ static void mptcp_pm_nl_add_addr_received(struct mptcp_sock *msk) msk->pm.add_addr_accepted, add_addr_accept_max, msk->pm.remote.family); - if (lookup_subflow_by_daddr(&msk->conn_list, &msk->pm.remote)) + remote = msk->pm.remote; + if (lookup_subflow_by_daddr(&msk->conn_list, &remote)) goto add_addr_echo; + /* pick id 0 port, if none is provided the remote address */ + if (!remote.port) { + reset_port = true; + remote.port = sk->sk_dport; + } + /* connect to the specified remote address, using whatever * local address the routing configuration will pick. */ - remote = msk->pm.remote; - if (!remote.port) - remote.port = sk->sk_dport; nr = fill_local_addresses_vec(msk, addrs); msk->pm.add_addr_accepted++; @@ -680,8 +695,12 @@ static void mptcp_pm_nl_add_addr_received(struct mptcp_sock *msk) __mptcp_subflow_connect(sk, &addrs[i], &remote); spin_lock_bh(&msk->pm.lock); + /* be sure to echo exactly the received address */ + if (reset_port) + remote.port = 0; + add_addr_echo: - mptcp_pm_announce_addr(msk, &msk->pm.remote, true); + mptcp_pm_announce_addr(msk, &remote, true); mptcp_pm_nl_addr_send_ack(msk); } diff --git a/net/mptcp/protocol.c b/net/mptcp/protocol.c index f60f01b14fac..1c72f25f083e 100644 --- a/net/mptcp/protocol.c +++ b/net/mptcp/protocol.c @@ -466,9 +466,12 @@ static bool mptcp_pending_data_fin(struct sock *sk, u64 *seq) static void mptcp_set_datafin_timeout(const struct sock *sk) { struct inet_connection_sock *icsk = inet_csk(sk); + u32 retransmits; - mptcp_sk(sk)->timer_ival = min(TCP_RTO_MAX, - TCP_RTO_MIN << icsk->icsk_retransmits); + retransmits = min_t(u32, icsk->icsk_retransmits, + ilog2(TCP_RTO_MAX / TCP_RTO_MIN)); + + mptcp_sk(sk)->timer_ival = TCP_RTO_MIN << retransmits; } static void __mptcp_set_timeout(struct sock *sk, long tout) @@ -3294,6 +3297,17 @@ static int mptcp_ioctl_outq(const struct mptcp_sock *msk, u64 v) return 0; delta = msk->write_seq - v; + if (__mptcp_check_fallback(msk) && msk->first) { + struct tcp_sock *tp = tcp_sk(msk->first); + + /* the first subflow is disconnected after close - see + * __mptcp_close_ssk(). tcp_disconnect() moves the write_seq + * so ignore that status, too. + */ + if (!((1 << msk->first->sk_state) & + (TCPF_SYN_SENT | TCPF_SYN_RECV | TCPF_CLOSE))) + delta += READ_ONCE(tp->write_seq) - tp->snd_una; + } if (delta > INT_MAX) delta = INT_MAX; diff --git a/net/netfilter/core.c b/net/netfilter/core.c index 354cb472f386..8a77a3fd69bc 100644 --- a/net/netfilter/core.c +++ b/net/netfilter/core.c @@ -428,14 +428,15 @@ static int __nf_register_net_hook(struct net *net, int pf, p = nf_entry_dereference(*pp); new_hooks = nf_hook_entries_grow(p, reg); - if (!IS_ERR(new_hooks)) + if (!IS_ERR(new_hooks)) { + hooks_validate(new_hooks); rcu_assign_pointer(*pp, new_hooks); + } mutex_unlock(&nf_hook_mutex); if (IS_ERR(new_hooks)) return PTR_ERR(new_hooks); - hooks_validate(new_hooks); #ifdef CONFIG_NETFILTER_INGRESS if (nf_ingress_hook(reg, pf)) net_inc_ingress_queue(); diff --git a/net/netfilter/nf_conntrack_core.c b/net/netfilter/nf_conntrack_core.c index d6aa5b47031e..bf1e17c678f1 100644 --- a/net/netfilter/nf_conntrack_core.c +++ b/net/netfilter/nf_conntrack_core.c @@ -1748,9 +1748,6 @@ resolve_normal_ct(struct nf_conn *tmpl, return 0; if (IS_ERR(h)) return PTR_ERR(h); - - ct = nf_ct_tuplehash_to_ctrack(h); - ct->local_origin = state->hook == NF_INET_LOCAL_OUT; } ct = nf_ct_tuplehash_to_ctrack(h); diff --git a/net/netfilter/nf_flow_table_offload.c b/net/netfilter/nf_flow_table_offload.c index b561e0a44a45..fc4265acd9c4 100644 --- a/net/netfilter/nf_flow_table_offload.c +++ b/net/netfilter/nf_flow_table_offload.c @@ -110,7 +110,11 @@ static int nf_flow_rule_match(struct nf_flow_match *match, nf_flow_rule_lwt_match(match, tun_info); } - key->meta.ingress_ifindex = tuple->iifidx; + if (tuple->xmit_type == FLOW_OFFLOAD_XMIT_TC) + key->meta.ingress_ifindex = tuple->tc.iifidx; + else + key->meta.ingress_ifindex = tuple->iifidx; + mask->meta.ingress_ifindex = 0xffffffff; if (tuple->encap_num > 0 && !(tuple->in_vlan_ingress & BIT(0)) && diff --git a/net/netfilter/nf_nat_core.c b/net/netfilter/nf_nat_core.c index 2d06a66899b2..ffcf6529afc3 100644 --- a/net/netfilter/nf_nat_core.c +++ b/net/netfilter/nf_nat_core.c @@ -494,38 +494,6 @@ another_round: goto another_round; } -static bool tuple_force_port_remap(const struct nf_conntrack_tuple *tuple) -{ - u16 sp, dp; - - switch (tuple->dst.protonum) { - case IPPROTO_TCP: - sp = ntohs(tuple->src.u.tcp.port); - dp = ntohs(tuple->dst.u.tcp.port); - break; - case IPPROTO_UDP: - case IPPROTO_UDPLITE: - sp = ntohs(tuple->src.u.udp.port); - dp = ntohs(tuple->dst.u.udp.port); - break; - default: - return false; - } - - /* IANA: System port range: 1-1023, - * user port range: 1024-49151, - * private port range: 49152-65535. - * - * Linux default ephemeral port range is 32768-60999. - * - * Enforce port remapping if sport is significantly lower - * than dport to prevent NAT port shadowing, i.e. - * accidental match of 'new' inbound connection vs. - * existing outbound one. - */ - return sp < 16384 && dp >= 32768; -} - /* Manipulate the tuple into the range given. For NF_INET_POST_ROUTING, * we change the source to map into the range. For NF_INET_PRE_ROUTING * and NF_INET_LOCAL_OUT, we change the destination to map into the @@ -539,17 +507,11 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple, struct nf_conn *ct, enum nf_nat_manip_type maniptype) { - bool random_port = range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL; const struct nf_conntrack_zone *zone; struct net *net = nf_ct_net(ct); zone = nf_ct_zone(ct); - if (maniptype == NF_NAT_MANIP_SRC && - !random_port && - !ct->local_origin) - random_port = tuple_force_port_remap(orig_tuple); - /* 1) If this srcip/proto/src-proto-part is currently mapped, * and that same mapping gives a unique tuple within the given * range, use that. @@ -558,7 +520,8 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple, * So far, we don't do local source mappings, so multiple * manips not an issue. */ - if (maniptype == NF_NAT_MANIP_SRC && !random_port) { + if (maniptype == NF_NAT_MANIP_SRC && + !(range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL)) { /* try the original tuple first */ if (in_range(orig_tuple, range)) { if (!nf_nat_used_tuple(orig_tuple, ct)) { @@ -582,7 +545,7 @@ get_unique_tuple(struct nf_conntrack_tuple *tuple, */ /* Only bother mapping if it's not already in range and unique */ - if (!random_port) { + if (!(range->flags & NF_NAT_RANGE_PROTO_RANDOM_ALL)) { if (range->flags & NF_NAT_RANGE_PROTO_SPECIFIED) { if (!(range->flags & NF_NAT_RANGE_PROTO_OFFSET) && l4proto_in_range(tuple, maniptype, diff --git a/net/netfilter/nf_queue.c b/net/netfilter/nf_queue.c index 6d12afabfe8a..63d1516816b1 100644 --- a/net/netfilter/nf_queue.c +++ b/net/netfilter/nf_queue.c @@ -46,6 +46,15 @@ void nf_unregister_queue_handler(void) } EXPORT_SYMBOL(nf_unregister_queue_handler); +static void nf_queue_sock_put(struct sock *sk) +{ +#ifdef CONFIG_INET + sock_gen_put(sk); +#else + sock_put(sk); +#endif +} + static void nf_queue_entry_release_refs(struct nf_queue_entry *entry) { struct nf_hook_state *state = &entry->state; @@ -54,7 +63,7 @@ static void nf_queue_entry_release_refs(struct nf_queue_entry *entry) dev_put(state->in); dev_put(state->out); if (state->sk) - sock_put(state->sk); + nf_queue_sock_put(state->sk); #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER) dev_put(entry->physin); @@ -87,19 +96,21 @@ static void __nf_queue_entry_init_physdevs(struct nf_queue_entry *entry) } /* Bump dev refs so they don't vanish while packet is out */ -void nf_queue_entry_get_refs(struct nf_queue_entry *entry) +bool nf_queue_entry_get_refs(struct nf_queue_entry *entry) { struct nf_hook_state *state = &entry->state; + if (state->sk && !refcount_inc_not_zero(&state->sk->sk_refcnt)) + return false; + dev_hold(state->in); dev_hold(state->out); - if (state->sk) - sock_hold(state->sk); #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER) dev_hold(entry->physin); dev_hold(entry->physout); #endif + return true; } EXPORT_SYMBOL_GPL(nf_queue_entry_get_refs); @@ -169,6 +180,18 @@ static int __nf_queue(struct sk_buff *skb, const struct nf_hook_state *state, break; } + if (skb_sk_is_prefetched(skb)) { + struct sock *sk = skb->sk; + + if (!sk_is_refcounted(sk)) { + if (!refcount_inc_not_zero(&sk->sk_refcnt)) + return -ENOTCONN; + + /* drop refcount on skb_orphan */ + skb->destructor = sock_edemux; + } + } + entry = kmalloc(sizeof(*entry) + route_key_size, GFP_ATOMIC); if (!entry) return -ENOMEM; @@ -187,7 +210,10 @@ static int __nf_queue(struct sk_buff *skb, const struct nf_hook_state *state, __nf_queue_entry_init_physdevs(entry); - nf_queue_entry_get_refs(entry); + if (!nf_queue_entry_get_refs(entry)) { + kfree(entry); + return -ENOTCONN; + } switch (entry->state.pf) { case AF_INET: diff --git a/net/netfilter/nf_tables_api.c b/net/netfilter/nf_tables_api.c index 5fa16990da95..d71a33ae39b3 100644 --- a/net/netfilter/nf_tables_api.c +++ b/net/netfilter/nf_tables_api.c @@ -4502,7 +4502,7 @@ static void nft_set_catchall_destroy(const struct nft_ctx *ctx, list_for_each_entry_safe(catchall, next, &set->catchall_list, list) { list_del_rcu(&catchall->list); nft_set_elem_destroy(set, catchall->elem, true); - kfree_rcu(catchall); + kfree_rcu(catchall, rcu); } } @@ -5669,7 +5669,7 @@ static void nft_setelem_catchall_remove(const struct net *net, list_for_each_entry_safe(catchall, next, &set->catchall_list, list) { if (catchall->elem == elem->priv) { list_del_rcu(&catchall->list); - kfree_rcu(catchall); + kfree_rcu(catchall, rcu); break; } } @@ -6551,12 +6551,15 @@ static int nf_tables_updobj(const struct nft_ctx *ctx, { struct nft_object *newobj; struct nft_trans *trans; - int err; + int err = -ENOMEM; + + if (!try_module_get(type->owner)) + return -ENOENT; trans = nft_trans_alloc(ctx, NFT_MSG_NEWOBJ, sizeof(struct nft_trans_obj)); if (!trans) - return -ENOMEM; + goto err_trans; newobj = nft_obj_init(ctx, type, attr); if (IS_ERR(newobj)) { @@ -6573,6 +6576,8 @@ static int nf_tables_updobj(const struct nft_ctx *ctx, err_free_trans: kfree(trans); +err_trans: + module_put(type->owner); return err; } @@ -8185,7 +8190,7 @@ static void nft_obj_commit_update(struct nft_trans *trans) if (obj->ops->update) obj->ops->update(obj, newobj); - kfree(newobj); + nft_obj_destroy(&trans->ctx, newobj); } static void nft_commit_release(struct nft_trans *trans) @@ -8255,6 +8260,12 @@ void nf_tables_trans_destroy_flush_work(void) } EXPORT_SYMBOL_GPL(nf_tables_trans_destroy_flush_work); +static bool nft_expr_reduce(struct nft_regs_track *track, + const struct nft_expr *expr) +{ + return false; +} + static int nf_tables_commit_chain_prepare(struct net *net, struct nft_chain *chain) { const struct nft_expr *expr, *last; @@ -8302,8 +8313,7 @@ static int nf_tables_commit_chain_prepare(struct net *net, struct nft_chain *cha nft_rule_for_each_expr(expr, last, rule) { track.cur = expr; - if (expr->ops->reduce && - expr->ops->reduce(&track, expr)) { + if (nft_expr_reduce(&track, expr)) { expr = track.cur; continue; } @@ -8976,7 +8986,7 @@ static int __nf_tables_abort(struct net *net, enum nfnl_abort_action action) break; case NFT_MSG_NEWOBJ: if (nft_trans_obj_update(trans)) { - kfree(nft_trans_obj_newobj(trans)); + nft_obj_destroy(&trans->ctx, nft_trans_obj_newobj(trans)); nft_trans_destroy(trans); } else { trans->ctx.table->use--; @@ -9636,10 +9646,13 @@ EXPORT_SYMBOL_GPL(__nft_release_basechain); static void __nft_release_hook(struct net *net, struct nft_table *table) { + struct nft_flowtable *flowtable; struct nft_chain *chain; list_for_each_entry(chain, &table->chains, list) nf_tables_unregister_hook(net, table, chain); + list_for_each_entry(flowtable, &table->flowtables, list) + nft_unregister_flowtable_net_hooks(net, &flowtable->hook_list); } static void __nft_release_hooks(struct net *net) diff --git a/net/netfilter/nf_tables_offload.c b/net/netfilter/nf_tables_offload.c index 9656c1646222..2d36952b1392 100644 --- a/net/netfilter/nf_tables_offload.c +++ b/net/netfilter/nf_tables_offload.c @@ -94,7 +94,8 @@ struct nft_flow_rule *nft_flow_rule_create(struct net *net, expr = nft_expr_first(rule); while (nft_expr_more(rule, expr)) { - if (expr->ops->offload_flags & NFT_OFFLOAD_F_ACTION) + if (expr->ops->offload_action && + expr->ops->offload_action(expr)) num_actions++; expr = nft_expr_next(expr); diff --git a/net/netfilter/nfnetlink_queue.c b/net/netfilter/nfnetlink_queue.c index ea2d9c2a44cf..64a6acb6aeae 100644 --- a/net/netfilter/nfnetlink_queue.c +++ b/net/netfilter/nfnetlink_queue.c @@ -710,9 +710,15 @@ static struct nf_queue_entry * nf_queue_entry_dup(struct nf_queue_entry *e) { struct nf_queue_entry *entry = kmemdup(e, e->size, GFP_ATOMIC); - if (entry) - nf_queue_entry_get_refs(entry); - return entry; + + if (!entry) + return NULL; + + if (nf_queue_entry_get_refs(entry)) + return entry; + + kfree(entry); + return NULL; } #if IS_ENABLED(CONFIG_BRIDGE_NETFILTER) diff --git a/net/netfilter/nft_dup_netdev.c b/net/netfilter/nft_dup_netdev.c index bbf3fcba3df4..5b5c607fbf83 100644 --- a/net/netfilter/nft_dup_netdev.c +++ b/net/netfilter/nft_dup_netdev.c @@ -67,6 +67,11 @@ static int nft_dup_netdev_offload(struct nft_offload_ctx *ctx, return nft_fwd_dup_netdev_offload(ctx, flow, FLOW_ACTION_MIRRED, oif); } +static bool nft_dup_netdev_offload_action(const struct nft_expr *expr) +{ + return true; +} + static struct nft_expr_type nft_dup_netdev_type; static const struct nft_expr_ops nft_dup_netdev_ops = { .type = &nft_dup_netdev_type, @@ -75,6 +80,7 @@ static const struct nft_expr_ops nft_dup_netdev_ops = { .init = nft_dup_netdev_init, .dump = nft_dup_netdev_dump, .offload = nft_dup_netdev_offload, + .offload_action = nft_dup_netdev_offload_action, }; static struct nft_expr_type nft_dup_netdev_type __read_mostly = { diff --git a/net/netfilter/nft_fwd_netdev.c b/net/netfilter/nft_fwd_netdev.c index fa9301ca6033..619e394a91de 100644 --- a/net/netfilter/nft_fwd_netdev.c +++ b/net/netfilter/nft_fwd_netdev.c @@ -79,6 +79,11 @@ static int nft_fwd_netdev_offload(struct nft_offload_ctx *ctx, return nft_fwd_dup_netdev_offload(ctx, flow, FLOW_ACTION_REDIRECT, oif); } +static bool nft_fwd_netdev_offload_action(const struct nft_expr *expr) +{ + return true; +} + struct nft_fwd_neigh { u8 sreg_dev; u8 sreg_addr; @@ -222,6 +227,7 @@ static const struct nft_expr_ops nft_fwd_netdev_ops = { .dump = nft_fwd_netdev_dump, .validate = nft_fwd_validate, .offload = nft_fwd_netdev_offload, + .offload_action = nft_fwd_netdev_offload_action, }; static const struct nft_expr_ops * diff --git a/net/netfilter/nft_immediate.c b/net/netfilter/nft_immediate.c index 90c64d27ae53..d0f67d325bdf 100644 --- a/net/netfilter/nft_immediate.c +++ b/net/netfilter/nft_immediate.c @@ -213,6 +213,16 @@ static int nft_immediate_offload(struct nft_offload_ctx *ctx, return 0; } +static bool nft_immediate_offload_action(const struct nft_expr *expr) +{ + const struct nft_immediate_expr *priv = nft_expr_priv(expr); + + if (priv->dreg == NFT_REG_VERDICT) + return true; + + return false; +} + static const struct nft_expr_ops nft_imm_ops = { .type = &nft_imm_type, .size = NFT_EXPR_SIZE(sizeof(struct nft_immediate_expr)), @@ -224,7 +234,7 @@ static const struct nft_expr_ops nft_imm_ops = { .dump = nft_immediate_dump, .validate = nft_immediate_validate, .offload = nft_immediate_offload, - .offload_flags = NFT_OFFLOAD_F_ACTION, + .offload_action = nft_immediate_offload_action, }; struct nft_expr_type nft_imm_type __read_mostly = { diff --git a/net/netfilter/nft_limit.c b/net/netfilter/nft_limit.c index c4f308460dd1..a726b623963d 100644 --- a/net/netfilter/nft_limit.c +++ b/net/netfilter/nft_limit.c @@ -340,11 +340,20 @@ static int nft_limit_obj_pkts_dump(struct sk_buff *skb, return nft_limit_dump(skb, &priv->limit, NFT_LIMIT_PKTS); } +static void nft_limit_obj_pkts_destroy(const struct nft_ctx *ctx, + struct nft_object *obj) +{ + struct nft_limit_priv_pkts *priv = nft_obj_data(obj); + + nft_limit_destroy(ctx, &priv->limit); +} + static struct nft_object_type nft_limit_obj_type; static const struct nft_object_ops nft_limit_obj_pkts_ops = { .type = &nft_limit_obj_type, .size = NFT_EXPR_SIZE(sizeof(struct nft_limit_priv_pkts)), .init = nft_limit_obj_pkts_init, + .destroy = nft_limit_obj_pkts_destroy, .eval = nft_limit_obj_pkts_eval, .dump = nft_limit_obj_pkts_dump, }; @@ -378,11 +387,20 @@ static int nft_limit_obj_bytes_dump(struct sk_buff *skb, return nft_limit_dump(skb, priv, NFT_LIMIT_PKT_BYTES); } +static void nft_limit_obj_bytes_destroy(const struct nft_ctx *ctx, + struct nft_object *obj) +{ + struct nft_limit_priv *priv = nft_obj_data(obj); + + nft_limit_destroy(ctx, priv); +} + static struct nft_object_type nft_limit_obj_type; static const struct nft_object_ops nft_limit_obj_bytes_ops = { .type = &nft_limit_obj_type, .size = sizeof(struct nft_limit_priv), .init = nft_limit_obj_bytes_init, + .destroy = nft_limit_obj_bytes_destroy, .eval = nft_limit_obj_bytes_eval, .dump = nft_limit_obj_bytes_dump, }; diff --git a/net/netfilter/nft_synproxy.c b/net/netfilter/nft_synproxy.c index a0109fa1e92d..1133e06f3c40 100644 --- a/net/netfilter/nft_synproxy.c +++ b/net/netfilter/nft_synproxy.c @@ -191,8 +191,10 @@ static int nft_synproxy_do_init(const struct nft_ctx *ctx, if (err) goto nf_ct_failure; err = nf_synproxy_ipv6_init(snet, ctx->net); - if (err) + if (err) { + nf_synproxy_ipv4_fini(snet, ctx->net); goto nf_ct_failure; + } break; } diff --git a/net/netfilter/xt_socket.c b/net/netfilter/xt_socket.c index 5e6459e11605..7013f55f05d1 100644 --- a/net/netfilter/xt_socket.c +++ b/net/netfilter/xt_socket.c @@ -220,8 +220,10 @@ static void socket_mt_destroy(const struct xt_mtdtor_param *par) { if (par->family == NFPROTO_IPV4) nf_defrag_ipv4_disable(par->net); +#if IS_ENABLED(CONFIG_IP6_NF_IPTABLES) else if (par->family == NFPROTO_IPV6) - nf_defrag_ipv4_disable(par->net); + nf_defrag_ipv6_disable(par->net); +#endif } static struct xt_match socket_mt_reg[] __read_mostly = { diff --git a/net/openvswitch/actions.c b/net/openvswitch/actions.c index 076774034bb9..780d9e2246f3 100644 --- a/net/openvswitch/actions.c +++ b/net/openvswitch/actions.c @@ -423,12 +423,43 @@ static void set_ipv6_addr(struct sk_buff *skb, u8 l4_proto, memcpy(addr, new_addr, sizeof(__be32[4])); } -static void set_ipv6_fl(struct ipv6hdr *nh, u32 fl, u32 mask) +static void set_ipv6_dsfield(struct sk_buff *skb, struct ipv6hdr *nh, u8 ipv6_tclass, u8 mask) { + u8 old_ipv6_tclass = ipv6_get_dsfield(nh); + + ipv6_tclass = OVS_MASKED(old_ipv6_tclass, ipv6_tclass, mask); + + if (skb->ip_summed == CHECKSUM_COMPLETE) + csum_replace(&skb->csum, (__force __wsum)(old_ipv6_tclass << 12), + (__force __wsum)(ipv6_tclass << 12)); + + ipv6_change_dsfield(nh, ~mask, ipv6_tclass); +} + +static void set_ipv6_fl(struct sk_buff *skb, struct ipv6hdr *nh, u32 fl, u32 mask) +{ + u32 ofl; + + ofl = nh->flow_lbl[0] << 16 | nh->flow_lbl[1] << 8 | nh->flow_lbl[2]; + fl = OVS_MASKED(ofl, fl, mask); + /* Bits 21-24 are always unmasked, so this retains their values. */ - OVS_SET_MASKED(nh->flow_lbl[0], (u8)(fl >> 16), (u8)(mask >> 16)); - OVS_SET_MASKED(nh->flow_lbl[1], (u8)(fl >> 8), (u8)(mask >> 8)); - OVS_SET_MASKED(nh->flow_lbl[2], (u8)fl, (u8)mask); + nh->flow_lbl[0] = (u8)(fl >> 16); + nh->flow_lbl[1] = (u8)(fl >> 8); + nh->flow_lbl[2] = (u8)fl; + + if (skb->ip_summed == CHECKSUM_COMPLETE) + csum_replace(&skb->csum, (__force __wsum)htonl(ofl), (__force __wsum)htonl(fl)); +} + +static void set_ipv6_ttl(struct sk_buff *skb, struct ipv6hdr *nh, u8 new_ttl, u8 mask) +{ + new_ttl = OVS_MASKED(nh->hop_limit, new_ttl, mask); + + if (skb->ip_summed == CHECKSUM_COMPLETE) + csum_replace(&skb->csum, (__force __wsum)(nh->hop_limit << 8), + (__force __wsum)(new_ttl << 8)); + nh->hop_limit = new_ttl; } static void set_ip_ttl(struct sk_buff *skb, struct iphdr *nh, u8 new_ttl, @@ -546,18 +577,17 @@ static int set_ipv6(struct sk_buff *skb, struct sw_flow_key *flow_key, } } if (mask->ipv6_tclass) { - ipv6_change_dsfield(nh, ~mask->ipv6_tclass, key->ipv6_tclass); + set_ipv6_dsfield(skb, nh, key->ipv6_tclass, mask->ipv6_tclass); flow_key->ip.tos = ipv6_get_dsfield(nh); } if (mask->ipv6_label) { - set_ipv6_fl(nh, ntohl(key->ipv6_label), + set_ipv6_fl(skb, nh, ntohl(key->ipv6_label), ntohl(mask->ipv6_label)); flow_key->ipv6.label = *(__be32 *)nh & htonl(IPV6_FLOWINFO_FLOWLABEL); } if (mask->ipv6_hlimit) { - OVS_SET_MASKED(nh->hop_limit, key->ipv6_hlimit, - mask->ipv6_hlimit); + set_ipv6_ttl(skb, nh, key->ipv6_hlimit, mask->ipv6_hlimit); flow_key->ip.ttl = nh->hop_limit; } return 0; diff --git a/net/packet/af_packet.c b/net/packet/af_packet.c index ab87f22cc7ec..a7273af2d900 100644 --- a/net/packet/af_packet.c +++ b/net/packet/af_packet.c @@ -2317,8 +2317,11 @@ static int tpacket_rcv(struct sk_buff *skb, struct net_device *dev, copy_skb = skb_get(skb); skb_head = skb->data; } - if (copy_skb) + if (copy_skb) { + memset(&PACKET_SKB_CB(copy_skb)->sa.ll, 0, + sizeof(PACKET_SKB_CB(copy_skb)->sa.ll)); skb_set_owner_r(copy_skb, sk); + } } snaplen = po->rx_ring.frame_size - macoff; if ((int)snaplen < 0) { @@ -3462,6 +3465,8 @@ static int packet_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, sock_recv_ts_and_drops(msg, sk, skb); if (msg->msg_name) { + const size_t max_len = min(sizeof(skb->cb), + sizeof(struct sockaddr_storage)); int copy_len; /* If the address length field is there to be filled @@ -3484,6 +3489,10 @@ static int packet_recvmsg(struct socket *sock, struct msghdr *msg, size_t len, msg->msg_namelen = sizeof(struct sockaddr_ll); } } + if (WARN_ON_ONCE(copy_len > max_len)) { + copy_len = max_len; + msg->msg_namelen = copy_len; + } memcpy(msg->msg_name, &PACKET_SKB_CB(skb)->sa, copy_len); } diff --git a/net/sched/act_api.c b/net/sched/act_api.c index 32563cef85bf..ca03e7284254 100644 --- a/net/sched/act_api.c +++ b/net/sched/act_api.c @@ -274,7 +274,7 @@ static int tcf_action_offload_add_ex(struct tc_action *action, err = tc_setup_action(&fl_action->action, actions); if (err) { NL_SET_ERR_MSG_MOD(extack, - "Failed to setup tc actions for offload\n"); + "Failed to setup tc actions for offload"); goto fl_err; } @@ -1037,6 +1037,7 @@ int tcf_action_exec(struct sk_buff *skb, struct tc_action **actions, restart_act_graph: for (i = 0; i < nr_actions; i++) { const struct tc_action *a = actions[i]; + int repeat_ttl; if (jmp_prgcnt > 0) { jmp_prgcnt -= 1; @@ -1045,11 +1046,17 @@ restart_act_graph: if (tc_act_skip_sw(a->tcfa_flags)) continue; + + repeat_ttl = 32; repeat: ret = a->ops->act(skb, a, res); - if (ret == TC_ACT_REPEAT) - goto repeat; /* we need a ttl - JHS */ - + if (unlikely(ret == TC_ACT_REPEAT)) { + if (--repeat_ttl != 0) + goto repeat; + /* suspicious opcode, stop pipeline */ + net_warn_ratelimited("TC_ACT_REPEAT abuse ?\n"); + return TC_ACT_OK; + } if (TC_ACT_EXT_CMP(ret, TC_ACT_JUMP)) { jmp_prgcnt = ret & TCA_ACT_MAX_PRIO_MASK; if (!jmp_prgcnt || (jmp_prgcnt > nr_actions)) { diff --git a/net/sched/act_ct.c b/net/sched/act_ct.c index f99247fc6468..ec19f625863a 100644 --- a/net/sched/act_ct.c +++ b/net/sched/act_ct.c @@ -361,6 +361,13 @@ static void tcf_ct_flow_table_put(struct tcf_ct_params *params) } } +static void tcf_ct_flow_tc_ifidx(struct flow_offload *entry, + struct nf_conn_act_ct_ext *act_ct_ext, u8 dir) +{ + entry->tuplehash[dir].tuple.xmit_type = FLOW_OFFLOAD_XMIT_TC; + entry->tuplehash[dir].tuple.tc.iifidx = act_ct_ext->ifindex[dir]; +} + static void tcf_ct_flow_table_add(struct tcf_ct_flow_table *ct_ft, struct nf_conn *ct, bool tcp) @@ -385,10 +392,8 @@ static void tcf_ct_flow_table_add(struct tcf_ct_flow_table *ct_ft, act_ct_ext = nf_conn_act_ct_ext_find(ct); if (act_ct_ext) { - entry->tuplehash[FLOW_OFFLOAD_DIR_ORIGINAL].tuple.iifidx = - act_ct_ext->ifindex[IP_CT_DIR_ORIGINAL]; - entry->tuplehash[FLOW_OFFLOAD_DIR_REPLY].tuple.iifidx = - act_ct_ext->ifindex[IP_CT_DIR_REPLY]; + tcf_ct_flow_tc_ifidx(entry, act_ct_ext, FLOW_OFFLOAD_DIR_ORIGINAL); + tcf_ct_flow_tc_ifidx(entry, act_ct_ext, FLOW_OFFLOAD_DIR_REPLY); } err = flow_offload_add(&ct_ft->nf_ft, entry); @@ -533,11 +538,6 @@ static bool tcf_ct_flow_table_lookup(struct tcf_ct_params *p, struct nf_conn *ct; u8 dir; - /* Previously seen or loopback */ - ct = nf_ct_get(skb, &ctinfo); - if ((ct && !nf_ct_is_template(ct)) || ctinfo == IP_CT_UNTRACKED) - return false; - switch (family) { case NFPROTO_IPV4: if (!tcf_ct_flow_table_fill_tuple_ipv4(skb, &tuple, &tcph)) diff --git a/net/sched/cls_api.c b/net/sched/cls_api.c index 5f0f346b576f..5ce1208a6ea3 100644 --- a/net/sched/cls_api.c +++ b/net/sched/cls_api.c @@ -1044,7 +1044,7 @@ static int __tcf_qdisc_find(struct net *net, struct Qdisc **q, /* Find qdisc */ if (!*parent) { - *q = dev->qdisc; + *q = rcu_dereference(dev->qdisc); *parent = (*q)->handle; } else { *q = qdisc_lookup_rcu(dev, TC_H_MAJ(*parent)); @@ -2587,7 +2587,7 @@ static int tc_dump_tfilter(struct sk_buff *skb, struct netlink_callback *cb) parent = tcm->tcm_parent; if (!parent) - q = dev->qdisc; + q = rtnl_dereference(dev->qdisc); else q = qdisc_lookup(dev, TC_H_MAJ(tcm->tcm_parent)); if (!q) @@ -2962,7 +2962,7 @@ static int tc_dump_chain(struct sk_buff *skb, struct netlink_callback *cb) return skb->len; if (!tcm->tcm_parent) - q = dev->qdisc; + q = rtnl_dereference(dev->qdisc); else q = qdisc_lookup(dev, TC_H_MAJ(tcm->tcm_parent)); diff --git a/net/sched/sch_api.c b/net/sched/sch_api.c index 179825a3b2fd..e3c0e8ea2dbb 100644 --- a/net/sched/sch_api.c +++ b/net/sched/sch_api.c @@ -301,7 +301,7 @@ struct Qdisc *qdisc_lookup(struct net_device *dev, u32 handle) if (!handle) return NULL; - q = qdisc_match_from_root(dev->qdisc, handle); + q = qdisc_match_from_root(rtnl_dereference(dev->qdisc), handle); if (q) goto out; @@ -320,7 +320,7 @@ struct Qdisc *qdisc_lookup_rcu(struct net_device *dev, u32 handle) if (!handle) return NULL; - q = qdisc_match_from_root(dev->qdisc, handle); + q = qdisc_match_from_root(rcu_dereference(dev->qdisc), handle); if (q) goto out; @@ -1082,10 +1082,10 @@ static int qdisc_graft(struct net_device *dev, struct Qdisc *parent, skip: if (!ingress) { notify_and_destroy(net, skb, n, classid, - dev->qdisc, new); + rtnl_dereference(dev->qdisc), new); if (new && !new->ops->attach) qdisc_refcount_inc(new); - dev->qdisc = new ? : &noop_qdisc; + rcu_assign_pointer(dev->qdisc, new ? : &noop_qdisc); if (new && new->ops->attach) new->ops->attach(new); @@ -1451,7 +1451,7 @@ static int tc_get_qdisc(struct sk_buff *skb, struct nlmsghdr *n, q = dev_ingress_queue(dev)->qdisc_sleeping; } } else { - q = dev->qdisc; + q = rtnl_dereference(dev->qdisc); } if (!q) { NL_SET_ERR_MSG(extack, "Cannot find specified qdisc on specified device"); @@ -1540,7 +1540,7 @@ replay: q = dev_ingress_queue(dev)->qdisc_sleeping; } } else { - q = dev->qdisc; + q = rtnl_dereference(dev->qdisc); } /* It may be default qdisc, ignore it */ @@ -1762,7 +1762,8 @@ static int tc_dump_qdisc(struct sk_buff *skb, struct netlink_callback *cb) s_q_idx = 0; q_idx = 0; - if (tc_dump_qdisc_root(dev->qdisc, skb, cb, &q_idx, s_q_idx, + if (tc_dump_qdisc_root(rtnl_dereference(dev->qdisc), + skb, cb, &q_idx, s_q_idx, true, tca[TCA_DUMP_INVISIBLE]) < 0) goto done; @@ -2033,7 +2034,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n, } else if (qid1) { qid = qid1; } else if (qid == 0) - qid = dev->qdisc->handle; + qid = rtnl_dereference(dev->qdisc)->handle; /* Now qid is genuine qdisc handle consistent * both with parent and child. @@ -2044,7 +2045,7 @@ static int tc_ctl_tclass(struct sk_buff *skb, struct nlmsghdr *n, portid = TC_H_MAKE(qid, portid); } else { if (qid == 0) - qid = dev->qdisc->handle; + qid = rtnl_dereference(dev->qdisc)->handle; } /* OK. Locate qdisc */ @@ -2205,7 +2206,8 @@ static int tc_dump_tclass(struct sk_buff *skb, struct netlink_callback *cb) s_t = cb->args[0]; t = 0; - if (tc_dump_tclass_root(dev->qdisc, skb, tcm, cb, &t, s_t, true) < 0) + if (tc_dump_tclass_root(rtnl_dereference(dev->qdisc), + skb, tcm, cb, &t, s_t, true) < 0) goto done; dev_queue = dev_ingress_queue(dev); diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c index f893d9a81b01..5bab9f8b8f45 100644 --- a/net/sched/sch_generic.c +++ b/net/sched/sch_generic.c @@ -1164,30 +1164,33 @@ static void attach_default_qdiscs(struct net_device *dev) if (!netif_is_multiqueue(dev) || dev->priv_flags & IFF_NO_QUEUE) { netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL); - dev->qdisc = txq->qdisc_sleeping; - qdisc_refcount_inc(dev->qdisc); + qdisc = txq->qdisc_sleeping; + rcu_assign_pointer(dev->qdisc, qdisc); + qdisc_refcount_inc(qdisc); } else { qdisc = qdisc_create_dflt(txq, &mq_qdisc_ops, TC_H_ROOT, NULL); if (qdisc) { - dev->qdisc = qdisc; + rcu_assign_pointer(dev->qdisc, qdisc); qdisc->ops->attach(qdisc); } } + qdisc = rtnl_dereference(dev->qdisc); /* Detect default qdisc setup/init failed and fallback to "noqueue" */ - if (dev->qdisc == &noop_qdisc) { + if (qdisc == &noop_qdisc) { netdev_warn(dev, "default qdisc (%s) fail, fallback to %s\n", default_qdisc_ops->id, noqueue_qdisc_ops.id); dev->priv_flags |= IFF_NO_QUEUE; netdev_for_each_tx_queue(dev, attach_one_default_qdisc, NULL); - dev->qdisc = txq->qdisc_sleeping; - qdisc_refcount_inc(dev->qdisc); + qdisc = txq->qdisc_sleeping; + rcu_assign_pointer(dev->qdisc, qdisc); + qdisc_refcount_inc(qdisc); dev->priv_flags ^= IFF_NO_QUEUE; } #ifdef CONFIG_NET_SCHED - if (dev->qdisc != &noop_qdisc) - qdisc_hash_add(dev->qdisc, false); + if (qdisc != &noop_qdisc) + qdisc_hash_add(qdisc, false); #endif } @@ -1217,7 +1220,7 @@ void dev_activate(struct net_device *dev) * and noqueue_qdisc for virtual interfaces */ - if (dev->qdisc == &noop_qdisc) + if (rtnl_dereference(dev->qdisc) == &noop_qdisc) attach_default_qdiscs(dev); if (!netif_carrier_ok(dev)) @@ -1383,7 +1386,7 @@ static int qdisc_change_tx_queue_len(struct net_device *dev, void dev_qdisc_change_real_num_tx(struct net_device *dev, unsigned int new_real_tx) { - struct Qdisc *qdisc = dev->qdisc; + struct Qdisc *qdisc = rtnl_dereference(dev->qdisc); if (qdisc->ops->change_real_num_tx) qdisc->ops->change_real_num_tx(qdisc, new_real_tx); @@ -1447,7 +1450,7 @@ static void dev_init_scheduler_queue(struct net_device *dev, void dev_init_scheduler(struct net_device *dev) { - dev->qdisc = &noop_qdisc; + rcu_assign_pointer(dev->qdisc, &noop_qdisc); netdev_for_each_tx_queue(dev, dev_init_scheduler_queue, &noop_qdisc); if (dev_ingress_queue(dev)) dev_init_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc); @@ -1475,8 +1478,8 @@ void dev_shutdown(struct net_device *dev) netdev_for_each_tx_queue(dev, shutdown_scheduler_queue, &noop_qdisc); if (dev_ingress_queue(dev)) shutdown_scheduler_queue(dev, dev_ingress_queue(dev), &noop_qdisc); - qdisc_put(dev->qdisc); - dev->qdisc = &noop_qdisc; + qdisc_put(rtnl_dereference(dev->qdisc)); + rcu_assign_pointer(dev->qdisc, &noop_qdisc); WARN_ON(timer_pending(&dev->watchdog_timer)); } diff --git a/net/sctp/diag.c b/net/sctp/diag.c index 034e2c74497d..d9c6d8f30f09 100644 --- a/net/sctp/diag.c +++ b/net/sctp/diag.c @@ -61,10 +61,6 @@ static void inet_diag_msg_sctpasoc_fill(struct inet_diag_msg *r, r->idiag_timer = SCTP_EVENT_TIMEOUT_T3_RTX; r->idiag_retrans = asoc->rtx_data_chunks; r->idiag_expires = jiffies_to_msecs(t3_rtx->expires - jiffies); - } else { - r->idiag_timer = 0; - r->idiag_retrans = 0; - r->idiag_expires = 0; } } @@ -144,13 +140,14 @@ static int inet_sctp_diag_fill(struct sock *sk, struct sctp_association *asoc, r = nlmsg_data(nlh); BUG_ON(!sk_fullsock(sk)); + r->idiag_timer = 0; + r->idiag_retrans = 0; + r->idiag_expires = 0; if (asoc) { inet_diag_msg_sctpasoc_fill(r, sk, asoc); } else { inet_diag_msg_common_fill(r, sk); r->idiag_state = sk->sk_state; - r->idiag_timer = 0; - r->idiag_retrans = 0; } if (inet_diag_msg_attrs_fill(sk, skb, r, ext, user_ns, net_admin)) diff --git a/net/smc/af_smc.c b/net/smc/af_smc.c index 8c89d0b0ca18..284befa90967 100644 --- a/net/smc/af_smc.c +++ b/net/smc/af_smc.c @@ -183,7 +183,7 @@ static int smc_release(struct socket *sock) { struct sock *sk = sock->sk; struct smc_sock *smc; - int rc = 0; + int old_state, rc = 0; if (!sk) goto out; @@ -191,8 +191,10 @@ static int smc_release(struct socket *sock) sock_hold(sk); /* sock_put below */ smc = smc_sk(sk); + old_state = sk->sk_state; + /* cleanup for a dangling non-blocking connect */ - if (smc->connect_nonblock && sk->sk_state == SMC_INIT) + if (smc->connect_nonblock && old_state == SMC_INIT) tcp_abort(smc->clcsock->sk, ECONNABORTED); if (cancel_work_sync(&smc->connect_work)) @@ -206,6 +208,10 @@ static int smc_release(struct socket *sock) else lock_sock(sk); + if (old_state == SMC_INIT && sk->sk_state == SMC_ACTIVE && + !smc->use_fallback) + smc_close_active_abort(smc); + rc = __smc_release(smc); /* detach socket */ @@ -667,14 +673,17 @@ static void smc_fback_error_report(struct sock *clcsk) static int smc_switch_to_fallback(struct smc_sock *smc, int reason_code) { struct sock *clcsk; + int rc = 0; mutex_lock(&smc->clcsock_release_lock); if (!smc->clcsock) { - mutex_unlock(&smc->clcsock_release_lock); - return -EBADF; + rc = -EBADF; + goto out; } clcsk = smc->clcsock->sk; + if (smc->use_fallback) + goto out; smc->use_fallback = true; smc->fallback_rsn = reason_code; smc_stat_fallback(smc); @@ -702,8 +711,9 @@ static int smc_switch_to_fallback(struct smc_sock *smc, int reason_code) smc->clcsock->sk->sk_user_data = (void *)((uintptr_t)smc | SK_USER_DATA_NOCOPY); } +out: mutex_unlock(&smc->clcsock_release_lock); - return 0; + return rc; } /* fall back during connect */ @@ -3077,12 +3087,14 @@ static int __init smc_init(void) rc = tcp_register_ulp(&smc_ulp_ops); if (rc) { pr_err("%s: tcp_ulp_register fails with %d\n", __func__, rc); - goto out_sock; + goto out_ib; } static_branch_enable(&tcp_have_smc); return 0; +out_ib: + smc_ib_unregister_client(); out_sock: sock_unregister(PF_SMC); out_proto6: diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index 29525d03b253..be7d704976ff 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1161,8 +1161,8 @@ void smc_conn_free(struct smc_connection *conn) cancel_work_sync(&conn->abort_work); } if (!list_empty(&lgr->list)) { - smc_lgr_unregister_conn(conn); smc_buf_unuse(conn, lgr); /* allow buffer reuse */ + smc_lgr_unregister_conn(conn); } if (!lgr->conns_num) @@ -1864,7 +1864,8 @@ int smc_conn_create(struct smc_sock *smc, struct smc_init_info *ini) (ini->smcd_version == SMC_V2 || lgr->vlan_id == ini->vlan_id) && (role == SMC_CLNT || ini->is_smcd || - lgr->conns_num < SMC_RMBS_PER_LGR_MAX)) { + (lgr->conns_num < SMC_RMBS_PER_LGR_MAX && + !bitmap_full(lgr->rtokens_used_mask, SMC_RMBS_PER_LGR_MAX)))) { /* link group found */ ini->first_contact_local = 0; conn->lgr = lgr; diff --git a/net/smc/smc_pnet.c b/net/smc/smc_pnet.c index 0599246c0376..29f0a559d884 100644 --- a/net/smc/smc_pnet.c +++ b/net/smc/smc_pnet.c @@ -113,7 +113,7 @@ static int smc_pnet_remove_by_pnetid(struct net *net, char *pnet_name) pnettable = &sn->pnettable; /* remove table entry */ - write_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry_safe(pnetelem, tmp_pe, &pnettable->pnetlist, list) { if (!pnet_name || @@ -131,7 +131,7 @@ static int smc_pnet_remove_by_pnetid(struct net *net, char *pnet_name) rc = 0; } } - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); /* if this is not the initial namespace, stop here */ if (net != &init_net) @@ -192,7 +192,7 @@ static int smc_pnet_add_by_ndev(struct net_device *ndev) sn = net_generic(net, smc_net_id); pnettable = &sn->pnettable; - write_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry_safe(pnetelem, tmp_pe, &pnettable->pnetlist, list) { if (pnetelem->type == SMC_PNET_ETH && !pnetelem->ndev && !strncmp(pnetelem->eth_name, ndev->name, IFNAMSIZ)) { @@ -206,7 +206,7 @@ static int smc_pnet_add_by_ndev(struct net_device *ndev) break; } } - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return rc; } @@ -224,7 +224,7 @@ static int smc_pnet_remove_by_ndev(struct net_device *ndev) sn = net_generic(net, smc_net_id); pnettable = &sn->pnettable; - write_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry_safe(pnetelem, tmp_pe, &pnettable->pnetlist, list) { if (pnetelem->type == SMC_PNET_ETH && pnetelem->ndev == ndev) { dev_put_track(pnetelem->ndev, &pnetelem->dev_tracker); @@ -237,7 +237,7 @@ static int smc_pnet_remove_by_ndev(struct net_device *ndev) break; } } - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return rc; } @@ -370,7 +370,7 @@ static int smc_pnet_add_eth(struct smc_pnettable *pnettable, struct net *net, strncpy(new_pe->eth_name, eth_name, IFNAMSIZ); rc = -EEXIST; new_netdev = true; - write_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(tmp_pe, &pnettable->pnetlist, list) { if (tmp_pe->type == SMC_PNET_ETH && !strncmp(tmp_pe->eth_name, eth_name, IFNAMSIZ)) { @@ -385,9 +385,9 @@ static int smc_pnet_add_eth(struct smc_pnettable *pnettable, struct net *net, GFP_ATOMIC); } list_add_tail(&new_pe->list, &pnettable->pnetlist); - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); } else { - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); kfree(new_pe); goto out_put; } @@ -448,7 +448,7 @@ static int smc_pnet_add_ib(struct smc_pnettable *pnettable, char *ib_name, new_pe->ib_port = ib_port; new_ibdev = true; - write_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(tmp_pe, &pnettable->pnetlist, list) { if (tmp_pe->type == SMC_PNET_IB && !strncmp(tmp_pe->ib_name, ib_name, IB_DEVICE_NAME_MAX)) { @@ -458,9 +458,9 @@ static int smc_pnet_add_ib(struct smc_pnettable *pnettable, char *ib_name, } if (new_ibdev) { list_add_tail(&new_pe->list, &pnettable->pnetlist); - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); } else { - write_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); kfree(new_pe); } return (new_ibdev) ? 0 : -EEXIST; @@ -605,7 +605,7 @@ static int _smc_pnet_dump(struct net *net, struct sk_buff *skb, u32 portid, pnettable = &sn->pnettable; /* dump pnettable entries */ - read_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(pnetelem, &pnettable->pnetlist, list) { if (pnetid && !smc_pnet_match(pnetelem->pnet_name, pnetid)) continue; @@ -620,7 +620,7 @@ static int _smc_pnet_dump(struct net *net, struct sk_buff *skb, u32 portid, break; } } - read_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return idx; } @@ -864,7 +864,7 @@ int smc_pnet_net_init(struct net *net) struct smc_pnetids_ndev *pnetids_ndev = &sn->pnetids_ndev; INIT_LIST_HEAD(&pnettable->pnetlist); - rwlock_init(&pnettable->lock); + mutex_init(&pnettable->lock); INIT_LIST_HEAD(&pnetids_ndev->list); rwlock_init(&pnetids_ndev->lock); @@ -944,7 +944,7 @@ static int smc_pnet_find_ndev_pnetid_by_table(struct net_device *ndev, sn = net_generic(net, smc_net_id); pnettable = &sn->pnettable; - read_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(pnetelem, &pnettable->pnetlist, list) { if (pnetelem->type == SMC_PNET_ETH && ndev == pnetelem->ndev) { /* get pnetid of netdev device */ @@ -953,7 +953,7 @@ static int smc_pnet_find_ndev_pnetid_by_table(struct net_device *ndev, break; } } - read_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return rc; } @@ -1156,7 +1156,7 @@ int smc_pnetid_by_table_ib(struct smc_ib_device *smcibdev, u8 ib_port) sn = net_generic(&init_net, smc_net_id); pnettable = &sn->pnettable; - read_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(tmp_pe, &pnettable->pnetlist, list) { if (tmp_pe->type == SMC_PNET_IB && !strncmp(tmp_pe->ib_name, ib_name, IB_DEVICE_NAME_MAX) && @@ -1166,7 +1166,7 @@ int smc_pnetid_by_table_ib(struct smc_ib_device *smcibdev, u8 ib_port) break; } } - read_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return rc; } @@ -1185,7 +1185,7 @@ int smc_pnetid_by_table_smcd(struct smcd_dev *smcddev) sn = net_generic(&init_net, smc_net_id); pnettable = &sn->pnettable; - read_lock(&pnettable->lock); + mutex_lock(&pnettable->lock); list_for_each_entry(tmp_pe, &pnettable->pnetlist, list) { if (tmp_pe->type == SMC_PNET_IB && !strncmp(tmp_pe->ib_name, ib_name, IB_DEVICE_NAME_MAX)) { @@ -1194,7 +1194,7 @@ int smc_pnetid_by_table_smcd(struct smcd_dev *smcddev) break; } } - read_unlock(&pnettable->lock); + mutex_unlock(&pnettable->lock); return rc; } diff --git a/net/smc/smc_pnet.h b/net/smc/smc_pnet.h index 14039272f7e4..80a88eea4949 100644 --- a/net/smc/smc_pnet.h +++ b/net/smc/smc_pnet.h @@ -29,7 +29,7 @@ struct smc_link_group; * @pnetlist: List of PNETIDs */ struct smc_pnettable { - rwlock_t lock; + struct mutex lock; struct list_head pnetlist; }; diff --git a/net/socket.c b/net/socket.c index 50cf75730fd7..982eecad464c 100644 --- a/net/socket.c +++ b/net/socket.c @@ -3448,7 +3448,7 @@ EXPORT_SYMBOL(kernel_connect); * @addr: address holder * * Fills the @addr pointer with the address which the socket is bound. - * Returns 0 or an error code. + * Returns the length of the address in bytes or an error code. */ int kernel_getsockname(struct socket *sock, struct sockaddr *addr) @@ -3463,7 +3463,7 @@ EXPORT_SYMBOL(kernel_getsockname); * @addr: address holder * * Fills the @addr pointer with the address which the socket is connected. - * Returns 0 or an error code. + * Returns the length of the address in bytes or an error code. */ int kernel_getpeername(struct socket *sock, struct sockaddr *addr) diff --git a/net/tipc/bearer.c b/net/tipc/bearer.c index 473a790f5894..a2f9c9640716 100644 --- a/net/tipc/bearer.c +++ b/net/tipc/bearer.c @@ -352,16 +352,18 @@ static int tipc_enable_bearer(struct net *net, const char *name, goto rejected; } - test_and_set_bit_lock(0, &b->up); - rcu_assign_pointer(tn->bearer_list[bearer_id], b); - if (skb) - tipc_bearer_xmit_skb(net, bearer_id, skb, &b->bcast_addr); - + /* Create monitoring data before accepting activate messages */ if (tipc_mon_create(net, bearer_id)) { bearer_disable(net, b); + kfree_skb(skb); return -ENOMEM; } + test_and_set_bit_lock(0, &b->up); + rcu_assign_pointer(tn->bearer_list[bearer_id], b); + if (skb) + tipc_bearer_xmit_skb(net, bearer_id, skb, &b->bcast_addr); + pr_info("Enabled bearer <%s>, priority %u\n", name, prio); return res; diff --git a/net/tipc/crypto.c b/net/tipc/crypto.c index 9325479295b8..f09316a9035f 100644 --- a/net/tipc/crypto.c +++ b/net/tipc/crypto.c @@ -2276,7 +2276,7 @@ static bool tipc_crypto_key_rcv(struct tipc_crypto *rx, struct tipc_msg *hdr) struct tipc_crypto *tx = tipc_net(rx->net)->crypto_tx; struct tipc_aead_key *skey = NULL; u16 key_gen = msg_key_gen(hdr); - u16 size = msg_data_sz(hdr); + u32 size = msg_data_sz(hdr); u8 *data = msg_data(hdr); unsigned int keylen; diff --git a/net/tipc/link.c b/net/tipc/link.c index 1e14d7f8f28f..e260c0d557f5 100644 --- a/net/tipc/link.c +++ b/net/tipc/link.c @@ -2286,6 +2286,11 @@ static int tipc_link_proto_rcv(struct tipc_link *l, struct sk_buff *skb, break; case STATE_MSG: + /* Validate Gap ACK blocks, drop if invalid */ + glen = tipc_get_gap_ack_blks(&ga, l, hdr, true); + if (glen > dlen) + break; + l->rcv_nxt_state = msg_seqno(hdr) + 1; /* Update own tolerance if peer indicates a non-zero value */ @@ -2311,10 +2316,6 @@ static int tipc_link_proto_rcv(struct tipc_link *l, struct sk_buff *skb, break; } - /* Receive Gap ACK blocks from peer if any */ - glen = tipc_get_gap_ack_blks(&ga, l, hdr, true); - if(glen > dlen) - break; tipc_mon_rcv(l->net, data + glen, dlen - glen, l->addr, &l->mon_state, l->bearer_id); diff --git a/net/tipc/name_table.c b/net/tipc/name_table.c index 01396dd1c899..1d8ba233d047 100644 --- a/net/tipc/name_table.c +++ b/net/tipc/name_table.c @@ -967,7 +967,7 @@ static int __tipc_nl_add_nametable_publ(struct tipc_nl_msg *msg, list_for_each_entry(p, &sr->all_publ, all_publ) if (p->key == *last_key) break; - if (p->key != *last_key) + if (list_entry_is_head(p, &sr->all_publ, all_publ)) return -EPIPE; } else { p = list_first_entry(&sr->all_publ, diff --git a/net/tipc/node.c b/net/tipc/node.c index 9947b7dfe1d2..6ef95ce565bd 100644 --- a/net/tipc/node.c +++ b/net/tipc/node.c @@ -403,7 +403,7 @@ static void tipc_node_write_unlock(struct tipc_node *n) u32 flags = n->action_flags; struct list_head *publ_list; struct tipc_uaddr ua; - u32 bearer_id; + u32 bearer_id, node; if (likely(!flags)) { write_unlock_bh(&n->lock); @@ -413,7 +413,8 @@ static void tipc_node_write_unlock(struct tipc_node *n) tipc_uaddr(&ua, TIPC_SERVICE_RANGE, TIPC_NODE_SCOPE, TIPC_LINK_STATE, n->addr, n->addr); sk.ref = n->link_id; - sk.node = n->addr; + sk.node = tipc_own_addr(net); + node = n->addr; bearer_id = n->link_id & 0xffff; publ_list = &n->publ_list; @@ -423,17 +424,17 @@ static void tipc_node_write_unlock(struct tipc_node *n) write_unlock_bh(&n->lock); if (flags & TIPC_NOTIFY_NODE_DOWN) - tipc_publ_notify(net, publ_list, sk.node, n->capabilities); + tipc_publ_notify(net, publ_list, node, n->capabilities); if (flags & TIPC_NOTIFY_NODE_UP) - tipc_named_node_up(net, sk.node, n->capabilities); + tipc_named_node_up(net, node, n->capabilities); if (flags & TIPC_NOTIFY_LINK_UP) { - tipc_mon_peer_up(net, sk.node, bearer_id); + tipc_mon_peer_up(net, node, bearer_id); tipc_nametbl_publish(net, &ua, &sk, sk.ref); } if (flags & TIPC_NOTIFY_LINK_DOWN) { - tipc_mon_peer_down(net, sk.node, bearer_id); + tipc_mon_peer_down(net, node, bearer_id); tipc_nametbl_withdraw(net, &ua, &sk, sk.ref); } } diff --git a/net/tipc/socket.c b/net/tipc/socket.c index 3e63c83e641c..7545321c3440 100644 --- a/net/tipc/socket.c +++ b/net/tipc/socket.c @@ -3749,7 +3749,7 @@ static int __tipc_nl_list_sk_publ(struct sk_buff *skb, if (p->key == *last_publ) break; } - if (p->key != *last_publ) { + if (list_entry_is_head(p, &tsk->publications, binding_sock)) { /* We never set seq or call nl_dump_check_consistent() * this means that setting prev_seq here will cause the * consistence check to fail in the netlink callback diff --git a/net/vmw_vsock/af_vsock.c b/net/vmw_vsock/af_vsock.c index 3235261f138d..f04abf662ec6 100644 --- a/net/vmw_vsock/af_vsock.c +++ b/net/vmw_vsock/af_vsock.c @@ -334,7 +334,8 @@ void vsock_remove_sock(struct vsock_sock *vsk) } EXPORT_SYMBOL_GPL(vsock_remove_sock); -void vsock_for_each_connected_socket(void (*fn)(struct sock *sk)) +void vsock_for_each_connected_socket(struct vsock_transport *transport, + void (*fn)(struct sock *sk)) { int i; @@ -343,8 +344,12 @@ void vsock_for_each_connected_socket(void (*fn)(struct sock *sk)) for (i = 0; i < ARRAY_SIZE(vsock_connected_table); i++) { struct vsock_sock *vsk; list_for_each_entry(vsk, &vsock_connected_table[i], - connected_table) + connected_table) { + if (vsk->transport != transport) + continue; + fn(sk_vsock(vsk)); + } } spin_unlock_bh(&vsock_table_lock); @@ -1401,6 +1406,7 @@ static int vsock_connect(struct socket *sock, struct sockaddr *addr, sk->sk_state = sk->sk_state == TCP_ESTABLISHED ? TCP_CLOSING : TCP_CLOSE; sock->state = SS_UNCONNECTED; vsock_transport_cancel_pkt(vsk); + vsock_remove_connected(vsk); goto out_wait; } else if (timeout == 0) { err = -ETIMEDOUT; diff --git a/net/vmw_vsock/virtio_transport.c b/net/vmw_vsock/virtio_transport.c index fb3302fff627..5afc194a58bb 100644 --- a/net/vmw_vsock/virtio_transport.c +++ b/net/vmw_vsock/virtio_transport.c @@ -24,6 +24,7 @@ static struct workqueue_struct *virtio_vsock_workqueue; static struct virtio_vsock __rcu *the_virtio_vsock; static DEFINE_MUTEX(the_virtio_vsock_mutex); /* protects the_virtio_vsock */ +static struct virtio_transport virtio_transport; /* forward declaration */ struct virtio_vsock { struct virtio_device *vdev; @@ -384,7 +385,8 @@ static void virtio_vsock_event_handle(struct virtio_vsock *vsock, switch (le32_to_cpu(event->id)) { case VIRTIO_VSOCK_EVENT_TRANSPORT_RESET: virtio_vsock_update_guest_cid(vsock); - vsock_for_each_connected_socket(virtio_vsock_reset_sock); + vsock_for_each_connected_socket(&virtio_transport.transport, + virtio_vsock_reset_sock); break; } } @@ -662,7 +664,8 @@ static void virtio_vsock_remove(struct virtio_device *vdev) synchronize_rcu(); /* Reset all connected sockets when the device disappear */ - vsock_for_each_connected_socket(virtio_vsock_reset_sock); + vsock_for_each_connected_socket(&virtio_transport.transport, + virtio_vsock_reset_sock); /* Stop all work handlers to make sure no one is accessing the device, * so we can safely call virtio_reset_device(). diff --git a/net/vmw_vsock/vmci_transport.c b/net/vmw_vsock/vmci_transport.c index 7aef34e32bdf..b17dc9745188 100644 --- a/net/vmw_vsock/vmci_transport.c +++ b/net/vmw_vsock/vmci_transport.c @@ -75,6 +75,8 @@ static u32 vmci_transport_qp_resumed_sub_id = VMCI_INVALID_ID; static int PROTOCOL_OVERRIDE = -1; +static struct vsock_transport vmci_transport; /* forward declaration */ + /* Helper function to convert from a VMCI error code to a VSock error code. */ static s32 vmci_transport_error_to_vsock_error(s32 vmci_error) @@ -882,7 +884,8 @@ static void vmci_transport_qp_resumed_cb(u32 sub_id, const struct vmci_event_data *e_data, void *client_data) { - vsock_for_each_connected_socket(vmci_transport_handle_detach); + vsock_for_each_connected_socket(&vmci_transport, + vmci_transport_handle_detach); } static void vmci_transport_recv_pkt_work(struct work_struct *work) diff --git a/net/wireless/Makefile b/net/wireless/Makefile index 1e9be50469ce..527ae669f6f7 100644 --- a/net/wireless/Makefile +++ b/net/wireless/Makefile @@ -33,7 +33,7 @@ $(obj)/shipped-certs.c: $(wildcard $(srctree)/$(src)/certs/*.hex) echo 'unsigned int shipped_regdb_certs_len = sizeof(shipped_regdb_certs);'; \ ) > $@ -$(obj)/extra-certs.c: $(CONFIG_CFG80211_EXTRA_REGDB_KEYDI) \ +$(obj)/extra-certs.c: $(CONFIG_CFG80211_EXTRA_REGDB_KEYDIR) \ $(wildcard $(CONFIG_CFG80211_EXTRA_REGDB_KEYDIR)/*.x509) @$(kecho) " GEN $@" $(Q)(set -e; \ diff --git a/net/wireless/core.c b/net/wireless/core.c index 3a54c8e6b6c6..f08d4b3bb148 100644 --- a/net/wireless/core.c +++ b/net/wireless/core.c @@ -5,7 +5,7 @@ * Copyright 2006-2010 Johannes Berg <johannes@sipsolutions.net> * Copyright 2013-2014 Intel Mobile Communications GmbH * Copyright 2015-2017 Intel Deutschland GmbH - * Copyright (C) 2018-2021 Intel Corporation + * Copyright (C) 2018-2022 Intel Corporation */ #define pr_fmt(fmt) KBUILD_MODNAME ": " fmt @@ -332,29 +332,20 @@ static void cfg80211_event_work(struct work_struct *work) void cfg80211_destroy_ifaces(struct cfg80211_registered_device *rdev) { struct wireless_dev *wdev, *tmp; - bool found = false; ASSERT_RTNL(); - list_for_each_entry(wdev, &rdev->wiphy.wdev_list, list) { + list_for_each_entry_safe(wdev, tmp, &rdev->wiphy.wdev_list, list) { if (wdev->nl_owner_dead) { if (wdev->netdev) dev_close(wdev->netdev); - found = true; - } - } - - if (!found) - return; - wiphy_lock(&rdev->wiphy); - list_for_each_entry_safe(wdev, tmp, &rdev->wiphy.wdev_list, list) { - if (wdev->nl_owner_dead) { + wiphy_lock(&rdev->wiphy); cfg80211_leave(rdev, wdev); rdev_del_virtual_intf(rdev, wdev); + wiphy_unlock(&rdev->wiphy); } } - wiphy_unlock(&rdev->wiphy); } static void cfg80211_destroy_iface_wk(struct work_struct *work) diff --git a/net/wireless/nl80211.c b/net/wireless/nl80211.c index 578bff9c378b..c01fbcc848e8 100644 --- a/net/wireless/nl80211.c +++ b/net/wireless/nl80211.c @@ -13411,6 +13411,9 @@ static int handle_nan_filter(struct nlattr *attr_filter, i = 0; nla_for_each_nested(attr, attr_filter, rem) { filter[i].filter = nla_memdup(attr, GFP_KERNEL); + if (!filter[i].filter) + goto err; + filter[i].len = nla_len(attr); i++; } @@ -13423,6 +13426,15 @@ static int handle_nan_filter(struct nlattr *attr_filter, } return 0; + +err: + i = 0; + nla_for_each_nested(attr, attr_filter, rem) { + kfree(filter[i].filter); + i++; + } + kfree(filter); + return -ENOMEM; } static int nl80211_nan_add_func(struct sk_buff *skb, @@ -17816,7 +17828,8 @@ void cfg80211_ch_switch_notify(struct net_device *dev, wdev->chandef = *chandef; wdev->preset_chandef = *chandef; - if (wdev->iftype == NL80211_IFTYPE_STATION && + if ((wdev->iftype == NL80211_IFTYPE_STATION || + wdev->iftype == NL80211_IFTYPE_P2P_CLIENT) && !WARN_ON(!wdev->current_bss)) cfg80211_update_assoc_bss_entry(wdev, chandef->chan); diff --git a/net/xfrm/xfrm_device.c b/net/xfrm/xfrm_device.c index 3fa066419d37..39bce5d764de 100644 --- a/net/xfrm/xfrm_device.c +++ b/net/xfrm/xfrm_device.c @@ -223,6 +223,9 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, if (x->encap || x->tfcpad) return -EINVAL; + if (xuo->flags & ~(XFRM_OFFLOAD_IPV6 | XFRM_OFFLOAD_INBOUND)) + return -EINVAL; + dev = dev_get_by_index(net, xuo->ifindex); if (!dev) { if (!(xuo->flags & XFRM_OFFLOAD_INBOUND)) { @@ -262,7 +265,8 @@ int xfrm_dev_state_add(struct net *net, struct xfrm_state *x, netdev_tracker_alloc(dev, &xso->dev_tracker, GFP_ATOMIC); xso->real_dev = dev; xso->num_exthdrs = 1; - xso->flags = xuo->flags; + /* Don't forward bit that is not implemented */ + xso->flags = xuo->flags & ~XFRM_OFFLOAD_IPV6; err = dev->xfrmdev_ops->xdo_dev_state_add(x); if (err) { diff --git a/net/xfrm/xfrm_interface.c b/net/xfrm/xfrm_interface.c index 57448fc519fc..1e8b26eecb3f 100644 --- a/net/xfrm/xfrm_interface.c +++ b/net/xfrm/xfrm_interface.c @@ -304,7 +304,10 @@ xfrmi_xmit2(struct sk_buff *skb, struct net_device *dev, struct flowi *fl) if (mtu < IPV6_MIN_MTU) mtu = IPV6_MIN_MTU; - icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + if (skb->len > 1280) + icmpv6_ndo_send(skb, ICMPV6_PKT_TOOBIG, 0, mtu); + else + goto xmit; } else { if (!(ip_hdr(skb)->frag_off & htons(IP_DF))) goto xmit; @@ -673,12 +676,12 @@ static int xfrmi_changelink(struct net_device *dev, struct nlattr *tb[], struct net *net = xi->net; struct xfrm_if_parms p = {}; + xfrmi_netlink_parms(data, &p); if (!p.if_id) { NL_SET_ERR_MSG(extack, "if_id must be non zero"); return -EINVAL; } - xfrmi_netlink_parms(data, &p); xi = xfrmi_locate(net, &p); if (!xi) { xi = netdev_priv(dev); diff --git a/net/xfrm/xfrm_policy.c b/net/xfrm/xfrm_policy.c index 04d1ce9b510f..882526159d3a 100644 --- a/net/xfrm/xfrm_policy.c +++ b/net/xfrm/xfrm_policy.c @@ -4256,7 +4256,7 @@ static bool xfrm_migrate_selector_match(const struct xfrm_selector *sel_cmp, } static struct xfrm_policy *xfrm_migrate_policy_find(const struct xfrm_selector *sel, - u8 dir, u8 type, struct net *net) + u8 dir, u8 type, struct net *net, u32 if_id) { struct xfrm_policy *pol, *ret = NULL; struct hlist_head *chain; @@ -4265,7 +4265,8 @@ static struct xfrm_policy *xfrm_migrate_policy_find(const struct xfrm_selector * spin_lock_bh(&net->xfrm.xfrm_policy_lock); chain = policy_hash_direct(net, &sel->daddr, &sel->saddr, sel->family, dir); hlist_for_each_entry(pol, chain, bydst) { - if (xfrm_migrate_selector_match(sel, &pol->selector) && + if ((if_id == 0 || pol->if_id == if_id) && + xfrm_migrate_selector_match(sel, &pol->selector) && pol->type == type) { ret = pol; priority = ret->priority; @@ -4277,7 +4278,8 @@ static struct xfrm_policy *xfrm_migrate_policy_find(const struct xfrm_selector * if ((pol->priority >= priority) && ret) break; - if (xfrm_migrate_selector_match(sel, &pol->selector) && + if ((if_id == 0 || pol->if_id == if_id) && + xfrm_migrate_selector_match(sel, &pol->selector) && pol->type == type) { ret = pol; break; @@ -4393,7 +4395,7 @@ static int xfrm_migrate_check(const struct xfrm_migrate *m, int num_migrate) int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, struct xfrm_migrate *m, int num_migrate, struct xfrm_kmaddress *k, struct net *net, - struct xfrm_encap_tmpl *encap) + struct xfrm_encap_tmpl *encap, u32 if_id) { int i, err, nx_cur = 0, nx_new = 0; struct xfrm_policy *pol = NULL; @@ -4412,14 +4414,14 @@ int xfrm_migrate(const struct xfrm_selector *sel, u8 dir, u8 type, } /* Stage 1 - find policy */ - if ((pol = xfrm_migrate_policy_find(sel, dir, type, net)) == NULL) { + if ((pol = xfrm_migrate_policy_find(sel, dir, type, net, if_id)) == NULL) { err = -ENOENT; goto out; } /* Stage 2 - find and update state(s) */ for (i = 0, mp = m; i < num_migrate; i++, mp++) { - if ((x = xfrm_migrate_state_find(mp, net))) { + if ((x = xfrm_migrate_state_find(mp, net, if_id))) { x_cur[nx_cur] = x; nx_cur++; xc = xfrm_state_migrate(x, mp, encap); diff --git a/net/xfrm/xfrm_state.c b/net/xfrm/xfrm_state.c index ca6bee18346d..b749935152ba 100644 --- a/net/xfrm/xfrm_state.c +++ b/net/xfrm/xfrm_state.c @@ -1579,9 +1579,6 @@ static struct xfrm_state *xfrm_state_clone(struct xfrm_state *orig, memcpy(&x->mark, &orig->mark, sizeof(x->mark)); memcpy(&x->props.smark, &orig->props.smark, sizeof(x->props.smark)); - if (xfrm_init_state(x) < 0) - goto error; - x->props.flags = orig->props.flags; x->props.extra_flags = orig->props.extra_flags; @@ -1606,7 +1603,8 @@ out: return NULL; } -struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *net) +struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *net, + u32 if_id) { unsigned int h; struct xfrm_state *x = NULL; @@ -1622,6 +1620,8 @@ struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *n continue; if (m->reqid && x->props.reqid != m->reqid) continue; + if (if_id != 0 && x->if_id != if_id) + continue; if (!xfrm_addr_equal(&x->id.daddr, &m->old_daddr, m->old_family) || !xfrm_addr_equal(&x->props.saddr, &m->old_saddr, @@ -1637,6 +1637,8 @@ struct xfrm_state *xfrm_migrate_state_find(struct xfrm_migrate *m, struct net *n if (x->props.mode != m->mode || x->id.proto != m->proto) continue; + if (if_id != 0 && x->if_id != if_id) + continue; if (!xfrm_addr_equal(&x->id.daddr, &m->old_daddr, m->old_family) || !xfrm_addr_equal(&x->props.saddr, &m->old_saddr, @@ -1663,6 +1665,11 @@ struct xfrm_state *xfrm_state_migrate(struct xfrm_state *x, if (!xc) return NULL; + xc->props.family = m->new_family; + + if (xfrm_init_state(xc) < 0) + goto error; + memcpy(&xc->id.daddr, &m->new_daddr, sizeof(xc->id.daddr)); memcpy(&xc->props.saddr, &m->new_saddr, sizeof(xc->props.saddr)); @@ -2572,7 +2579,7 @@ void xfrm_state_delete_tunnel(struct xfrm_state *x) } EXPORT_SYMBOL(xfrm_state_delete_tunnel); -u32 __xfrm_state_mtu(struct xfrm_state *x, int mtu) +u32 xfrm_state_mtu(struct xfrm_state *x, int mtu) { const struct xfrm_type *type = READ_ONCE(x->type); struct crypto_aead *aead; @@ -2603,17 +2610,7 @@ u32 __xfrm_state_mtu(struct xfrm_state *x, int mtu) return ((mtu - x->props.header_len - crypto_aead_authsize(aead) - net_adj) & ~(blksize - 1)) + net_adj - 2; } -EXPORT_SYMBOL_GPL(__xfrm_state_mtu); - -u32 xfrm_state_mtu(struct xfrm_state *x, int mtu) -{ - mtu = __xfrm_state_mtu(x, mtu); - - if (x->props.family == AF_INET6 && mtu < IPV6_MIN_MTU) - return IPV6_MIN_MTU; - - return mtu; -} +EXPORT_SYMBOL_GPL(xfrm_state_mtu); int __xfrm_init_state(struct xfrm_state *x, bool init_replay, bool offload) { diff --git a/net/xfrm/xfrm_user.c b/net/xfrm/xfrm_user.c index 8cd6c8129004..72b2f173aac8 100644 --- a/net/xfrm/xfrm_user.c +++ b/net/xfrm/xfrm_user.c @@ -630,13 +630,8 @@ static struct xfrm_state *xfrm_state_construct(struct net *net, xfrm_smark_init(attrs, &x->props.smark); - if (attrs[XFRMA_IF_ID]) { + if (attrs[XFRMA_IF_ID]) x->if_id = nla_get_u32(attrs[XFRMA_IF_ID]); - if (!x->if_id) { - err = -EINVAL; - goto error; - } - } err = __xfrm_init_state(x, false, attrs[XFRMA_OFFLOAD_DEV]); if (err) @@ -1432,13 +1427,8 @@ static int xfrm_alloc_userspi(struct sk_buff *skb, struct nlmsghdr *nlh, mark = xfrm_mark_get(attrs, &m); - if (attrs[XFRMA_IF_ID]) { + if (attrs[XFRMA_IF_ID]) if_id = nla_get_u32(attrs[XFRMA_IF_ID]); - if (!if_id) { - err = -EINVAL; - goto out_noput; - } - } if (p->info.seq) { x = xfrm_find_acq_byseq(net, mark, p->info.seq); @@ -1751,13 +1741,8 @@ static struct xfrm_policy *xfrm_policy_construct(struct net *net, struct xfrm_us xfrm_mark_get(attrs, &xp->mark); - if (attrs[XFRMA_IF_ID]) { + if (attrs[XFRMA_IF_ID]) xp->if_id = nla_get_u32(attrs[XFRMA_IF_ID]); - if (!xp->if_id) { - err = -EINVAL; - goto error; - } - } return xp; error: @@ -2608,6 +2593,7 @@ static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh, int n = 0; struct net *net = sock_net(skb->sk); struct xfrm_encap_tmpl *encap = NULL; + u32 if_id = 0; if (attrs[XFRMA_MIGRATE] == NULL) return -EINVAL; @@ -2632,7 +2618,10 @@ static int xfrm_do_migrate(struct sk_buff *skb, struct nlmsghdr *nlh, return -ENOMEM; } - err = xfrm_migrate(&pi->sel, pi->dir, type, m, n, kmp, net, encap); + if (attrs[XFRMA_IF_ID]) + if_id = nla_get_u32(attrs[XFRMA_IF_ID]); + + err = xfrm_migrate(&pi->sel, pi->dir, type, m, n, kmp, net, encap, if_id); kfree(encap); diff --git a/security/integrity/Kconfig b/security/integrity/Kconfig index 71f0177e8716..599429f99f99 100644 --- a/security/integrity/Kconfig +++ b/security/integrity/Kconfig @@ -62,6 +62,19 @@ config INTEGRITY_PLATFORM_KEYRING provided by the platform for verifying the kexec'ed kerned image and, possibly, the initramfs signature. +config INTEGRITY_MACHINE_KEYRING + bool "Provide a keyring to which Machine Owner Keys may be added" + depends on SECONDARY_TRUSTED_KEYRING + depends on INTEGRITY_ASYMMETRIC_KEYS + depends on SYSTEM_BLACKLIST_KEYRING + depends on LOAD_UEFI_KEYS + depends on !IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY + help + If set, provide a keyring to which Machine Owner Keys (MOK) may + be added. This keyring shall contain just MOK keys. Unlike keys + in the platform keyring, keys contained in the .machine keyring will + be trusted within the kernel. + config LOAD_UEFI_KEYS depends on INTEGRITY_PLATFORM_KEYRING depends on EFI diff --git a/security/integrity/Makefile b/security/integrity/Makefile index 7ee39d66cf16..d0ffe37dc1d6 100644 --- a/security/integrity/Makefile +++ b/security/integrity/Makefile @@ -10,6 +10,7 @@ integrity-$(CONFIG_INTEGRITY_AUDIT) += integrity_audit.o integrity-$(CONFIG_INTEGRITY_SIGNATURE) += digsig.o integrity-$(CONFIG_INTEGRITY_ASYMMETRIC_KEYS) += digsig_asymmetric.o integrity-$(CONFIG_INTEGRITY_PLATFORM_KEYRING) += platform_certs/platform_keyring.o +integrity-$(CONFIG_INTEGRITY_MACHINE_KEYRING) += platform_certs/machine_keyring.o integrity-$(CONFIG_LOAD_UEFI_KEYS) += platform_certs/efi_parser.o \ platform_certs/load_uefi.o \ platform_certs/keyring_handler.o diff --git a/security/integrity/digsig.c b/security/integrity/digsig.c index 3b06a01bd0fd..c8c8a4a4e7a0 100644 --- a/security/integrity/digsig.c +++ b/security/integrity/digsig.c @@ -30,6 +30,7 @@ static const char * const keyring_name[INTEGRITY_KEYRING_MAX] = { ".ima", #endif ".platform", + ".machine", }; #ifdef CONFIG_IMA_KEYRINGS_PERMIT_SIGNED_BY_BUILTIN_OR_SECONDARY @@ -111,6 +112,8 @@ static int __init __integrity_init_keyring(const unsigned int id, } else { if (id == INTEGRITY_KEYRING_PLATFORM) set_platform_trusted_keys(keyring[id]); + if (id == INTEGRITY_KEYRING_MACHINE && trust_moklist()) + set_machine_trusted_keys(keyring[id]); if (id == INTEGRITY_KEYRING_IMA) load_module_cert(keyring[id]); } @@ -126,7 +129,8 @@ int __init integrity_init_keyring(const unsigned int id) perm = (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW | KEY_USR_READ | KEY_USR_SEARCH; - if (id == INTEGRITY_KEYRING_PLATFORM) { + if (id == INTEGRITY_KEYRING_PLATFORM || + id == INTEGRITY_KEYRING_MACHINE) { restriction = NULL; goto out; } @@ -139,7 +143,14 @@ int __init integrity_init_keyring(const unsigned int id) return -ENOMEM; restriction->check = restrict_link_to_ima; - perm |= KEY_USR_WRITE; + + /* + * MOK keys can only be added through a read-only runtime services + * UEFI variable during boot. No additional keys shall be allowed to + * load into the machine keyring following init from userspace. + */ + if (id != INTEGRITY_KEYRING_MACHINE) + perm |= KEY_USR_WRITE; out: return __integrity_init_keyring(id, perm, restriction); diff --git a/security/integrity/integrity.h b/security/integrity/integrity.h index 547425c20e11..2e214c761158 100644 --- a/security/integrity/integrity.h +++ b/security/integrity/integrity.h @@ -151,7 +151,8 @@ int integrity_kernel_read(struct file *file, loff_t offset, #define INTEGRITY_KEYRING_EVM 0 #define INTEGRITY_KEYRING_IMA 1 #define INTEGRITY_KEYRING_PLATFORM 2 -#define INTEGRITY_KEYRING_MAX 3 +#define INTEGRITY_KEYRING_MACHINE 3 +#define INTEGRITY_KEYRING_MAX 4 extern struct dentry *integrity_dir; @@ -283,3 +284,17 @@ static inline void __init add_to_platform_keyring(const char *source, { } #endif + +#ifdef CONFIG_INTEGRITY_MACHINE_KEYRING +void __init add_to_machine_keyring(const char *source, const void *data, size_t len); +bool __init trust_moklist(void); +#else +static inline void __init add_to_machine_keyring(const char *source, + const void *data, size_t len) +{ +} +static inline bool __init trust_moklist(void) +{ + return false; +} +#endif diff --git a/security/integrity/platform_certs/keyring_handler.c b/security/integrity/platform_certs/keyring_handler.c index 5604bd57c990..1db4d3b4356d 100644 --- a/security/integrity/platform_certs/keyring_handler.c +++ b/security/integrity/platform_certs/keyring_handler.c @@ -9,6 +9,7 @@ #include <keys/asymmetric-type.h> #include <keys/system_keyring.h> #include "../integrity.h" +#include "keyring_handler.h" static efi_guid_t efi_cert_x509_guid __initdata = EFI_CERT_X509_GUID; static efi_guid_t efi_cert_x509_sha256_guid __initdata = @@ -66,7 +67,7 @@ static __init void uefi_revocation_list_x509(const char *source, /* * Return the appropriate handler for particular signature list types found in - * the UEFI db and MokListRT tables. + * the UEFI db tables. */ __init efi_element_handler_t get_handler_for_db(const efi_guid_t *sig_type) { @@ -77,6 +78,21 @@ __init efi_element_handler_t get_handler_for_db(const efi_guid_t *sig_type) /* * Return the appropriate handler for particular signature list types found in + * the MokListRT tables. + */ +__init efi_element_handler_t get_handler_for_mok(const efi_guid_t *sig_type) +{ + if (efi_guidcmp(*sig_type, efi_cert_x509_guid) == 0) { + if (IS_ENABLED(CONFIG_INTEGRITY_MACHINE_KEYRING) && trust_moklist()) + return add_to_machine_keyring; + else + return add_to_platform_keyring; + } + return 0; +} + +/* + * Return the appropriate handler for particular signature list types found in * the UEFI dbx and MokListXRT tables. */ __init efi_element_handler_t get_handler_for_dbx(const efi_guid_t *sig_type) diff --git a/security/integrity/platform_certs/keyring_handler.h b/security/integrity/platform_certs/keyring_handler.h index 2462bfa08fe3..284558f30411 100644 --- a/security/integrity/platform_certs/keyring_handler.h +++ b/security/integrity/platform_certs/keyring_handler.h @@ -25,6 +25,11 @@ void blacklist_binary(const char *source, const void *data, size_t len); efi_element_handler_t get_handler_for_db(const efi_guid_t *sig_type); /* + * Return the handler for particular signature list types found in the mok. + */ +efi_element_handler_t get_handler_for_mok(const efi_guid_t *sig_type); + +/* * Return the handler for particular signature list types found in the dbx. */ efi_element_handler_t get_handler_for_dbx(const efi_guid_t *sig_type); diff --git a/security/integrity/platform_certs/load_uefi.c b/security/integrity/platform_certs/load_uefi.c index 08b6d12f99b4..5f45c3c07dbd 100644 --- a/security/integrity/platform_certs/load_uefi.c +++ b/security/integrity/platform_certs/load_uefi.c @@ -95,7 +95,7 @@ static int __init load_moklist_certs(void) rc = parse_efi_signature_list("UEFI:MokListRT (MOKvar table)", mokvar_entry->data, mokvar_entry->data_size, - get_handler_for_db); + get_handler_for_mok); /* All done if that worked. */ if (!rc) return rc; @@ -110,7 +110,7 @@ static int __init load_moklist_certs(void) mok = get_cert_list(L"MokListRT", &mok_var, &moksize, &status); if (mok) { rc = parse_efi_signature_list("UEFI:MokListRT", - mok, moksize, get_handler_for_db); + mok, moksize, get_handler_for_mok); kfree(mok); if (rc) pr_err("Couldn't parse MokListRT signatures: %d\n", rc); diff --git a/security/integrity/platform_certs/machine_keyring.c b/security/integrity/platform_certs/machine_keyring.c new file mode 100644 index 000000000000..7aaed7950b6e --- /dev/null +++ b/security/integrity/platform_certs/machine_keyring.c @@ -0,0 +1,77 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Machine keyring routines. + * + * Copyright (c) 2021, Oracle and/or its affiliates. + */ + +#include <linux/efi.h> +#include "../integrity.h" + +static bool trust_mok; + +static __init int machine_keyring_init(void) +{ + int rc; + + rc = integrity_init_keyring(INTEGRITY_KEYRING_MACHINE); + if (rc) + return rc; + + pr_notice("Machine keyring initialized\n"); + return 0; +} +device_initcall(machine_keyring_init); + +void __init add_to_machine_keyring(const char *source, const void *data, size_t len) +{ + key_perm_t perm; + int rc; + + perm = (KEY_POS_ALL & ~KEY_POS_SETATTR) | KEY_USR_VIEW; + rc = integrity_load_cert(INTEGRITY_KEYRING_MACHINE, source, data, len, perm); + + /* + * Some MOKList keys may not pass the machine keyring restrictions. + * If the restriction check does not pass and the platform keyring + * is configured, try to add it into that keyring instead. + */ + if (rc && IS_ENABLED(CONFIG_INTEGRITY_PLATFORM_KEYRING)) + rc = integrity_load_cert(INTEGRITY_KEYRING_PLATFORM, source, + data, len, perm); + + if (rc) + pr_info("Error adding keys to machine keyring %s\n", source); +} + +/* + * Try to load the MokListTrustedRT MOK variable to see if we should trust + * the MOK keys within the kernel. It is not an error if this variable + * does not exist. If it does not exist, MOK keys should not be trusted + * within the machine keyring. + */ +static __init bool uefi_check_trust_mok_keys(void) +{ + struct efi_mokvar_table_entry *mokvar_entry; + + mokvar_entry = efi_mokvar_entry_find("MokListTrustedRT"); + + if (mokvar_entry) + return true; + + return false; +} + +bool __init trust_moklist(void) +{ + static bool initialized; + + if (!initialized) { + initialized = true; + + if (uefi_check_trust_mok_keys()) + trust_mok = true; + } + + return trust_mok; +} diff --git a/security/keys/keyctl_pkey.c b/security/keys/keyctl_pkey.c index 5de0d599a274..97bc27bbf079 100644 --- a/security/keys/keyctl_pkey.c +++ b/security/keys/keyctl_pkey.c @@ -135,15 +135,23 @@ static int keyctl_pkey_params_get_2(const struct keyctl_pkey_params __user *_par switch (op) { case KEYCTL_PKEY_ENCRYPT: + if (uparams.in_len > info.max_dec_size || + uparams.out_len > info.max_enc_size) + return -EINVAL; + break; case KEYCTL_PKEY_DECRYPT: if (uparams.in_len > info.max_enc_size || uparams.out_len > info.max_dec_size) return -EINVAL; break; case KEYCTL_PKEY_SIGN: + if (uparams.in_len > info.max_data_size || + uparams.out_len > info.max_sig_size) + return -EINVAL; + break; case KEYCTL_PKEY_VERIFY: - if (uparams.in_len > info.max_sig_size || - uparams.out_len > info.max_data_size) + if (uparams.in_len > info.max_data_size || + uparams.in2_len > info.max_sig_size) return -EINVAL; break; default: @@ -151,7 +159,7 @@ static int keyctl_pkey_params_get_2(const struct keyctl_pkey_params __user *_par } params->in_len = uparams.in_len; - params->out_len = uparams.out_len; + params->out_len = uparams.out_len; /* Note: same as in2_len */ return 0; } diff --git a/security/keys/trusted-keys/trusted_core.c b/security/keys/trusted-keys/trusted_core.c index d5c891d8d353..9b9d3ef79cbe 100644 --- a/security/keys/trusted-keys/trusted_core.c +++ b/security/keys/trusted-keys/trusted_core.c @@ -27,10 +27,10 @@ module_param_named(source, trusted_key_source, charp, 0); MODULE_PARM_DESC(source, "Select trusted keys source (tpm or tee)"); static const struct trusted_key_source trusted_key_sources[] = { -#if defined(CONFIG_TCG_TPM) +#if IS_REACHABLE(CONFIG_TCG_TPM) { "tpm", &trusted_key_tpm_ops }, #endif -#if defined(CONFIG_TEE) +#if IS_REACHABLE(CONFIG_TEE) { "tee", &trusted_key_tee_ops }, #endif }; @@ -351,7 +351,7 @@ static int __init init_trusted(void) static void __exit cleanup_trusted(void) { - static_call(trusted_key_exit)(); + static_call_cond(trusted_key_exit)(); } late_initcall(init_trusted); diff --git a/security/selinux/ima.c b/security/selinux/ima.c index 727c4e43219d..ff7aea6b3774 100644 --- a/security/selinux/ima.c +++ b/security/selinux/ima.c @@ -77,7 +77,7 @@ void selinux_ima_measure_state_locked(struct selinux_state *state) size_t policy_len; int rc = 0; - WARN_ON(!mutex_is_locked(&state->policy_mutex)); + lockdep_assert_held(&state->policy_mutex); state_str = selinux_ima_collect_state(state); if (!state_str) { @@ -117,7 +117,7 @@ void selinux_ima_measure_state_locked(struct selinux_state *state) */ void selinux_ima_measure_state(struct selinux_state *state) { - WARN_ON(mutex_is_locked(&state->policy_mutex)); + lockdep_assert_not_held(&state->policy_mutex); mutex_lock(&state->policy_mutex); selinux_ima_measure_state_locked(state); diff --git a/sound/core/memalloc.c b/sound/core/memalloc.c index d1fcd1d5adae..6fd763d4d15b 100644 --- a/sound/core/memalloc.c +++ b/sound/core/memalloc.c @@ -511,7 +511,8 @@ static void *snd_dma_noncontig_alloc(struct snd_dma_buffer *dmab, size_t size) DEFAULT_GFP, 0); if (!sgt) return NULL; - dmab->dev.need_sync = dma_need_sync(dmab->dev.dev, dmab->dev.dir); + dmab->dev.need_sync = dma_need_sync(dmab->dev.dev, + sg_dma_address(sgt->sgl)); p = dma_vmap_noncontiguous(dmab->dev.dev, size, sgt); if (p) dmab->private_data = sgt; @@ -540,9 +541,9 @@ static void snd_dma_noncontig_sync(struct snd_dma_buffer *dmab, if (mode == SNDRV_DMA_SYNC_CPU) { if (dmab->dev.dir == DMA_TO_DEVICE) return; + invalidate_kernel_vmap_range(dmab->area, dmab->bytes); dma_sync_sgtable_for_cpu(dmab->dev.dev, dmab->private_data, dmab->dev.dir); - invalidate_kernel_vmap_range(dmab->area, dmab->bytes); } else { if (dmab->dev.dir == DMA_FROM_DEVICE) return; @@ -671,9 +672,13 @@ static const struct snd_malloc_ops snd_dma_sg_wc_ops = { */ static void *snd_dma_noncoherent_alloc(struct snd_dma_buffer *dmab, size_t size) { - dmab->dev.need_sync = dma_need_sync(dmab->dev.dev, dmab->dev.dir); - return dma_alloc_noncoherent(dmab->dev.dev, size, &dmab->addr, - dmab->dev.dir, DEFAULT_GFP); + void *p; + + p = dma_alloc_noncoherent(dmab->dev.dev, size, &dmab->addr, + dmab->dev.dir, DEFAULT_GFP); + if (p) + dmab->dev.need_sync = dma_need_sync(dmab->dev.dev, dmab->addr); + return p; } static void snd_dma_noncoherent_free(struct snd_dma_buffer *dmab) diff --git a/sound/pci/hda/hda_intel.c b/sound/pci/hda/hda_intel.c index 4b0338c4c543..572ff0d1fafe 100644 --- a/sound/pci/hda/hda_intel.c +++ b/sound/pci/hda/hda_intel.c @@ -1615,6 +1615,7 @@ static const struct snd_pci_quirk probe_mask_list[] = { /* forced codec slots */ SND_PCI_QUIRK(0x1043, 0x1262, "ASUS W5Fm", 0x103), SND_PCI_QUIRK(0x1046, 0x1262, "ASUS W5F", 0x103), + SND_PCI_QUIRK(0x1558, 0x0351, "Schenker Dock 15", 0x105), /* WinFast VP200 H (Teradici) user reported broken communication */ SND_PCI_QUIRK(0x3a21, 0x040d, "WinFast VP200 H", 0x101), {} @@ -1798,8 +1799,6 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci, assign_position_fix(chip, check_position_fix(chip, position_fix[dev])); - check_probe_mask(chip, dev); - if (single_cmd < 0) /* allow fallback to single_cmd at errors */ chip->fallback_to_single_cmd = 1; else /* explicitly set to single_cmd or not */ @@ -1825,6 +1824,8 @@ static int azx_create(struct snd_card *card, struct pci_dev *pci, chip->bus.core.needs_damn_long_delay = 1; } + check_probe_mask(chip, dev); + err = snd_device_new(card, SNDRV_DEV_LOWLEVEL, chip, &ops); if (err < 0) { dev_err(card->dev, "Error creating device [card]!\n"); @@ -1940,6 +1941,7 @@ static int azx_first_init(struct azx *chip) dma_bits = 32; if (dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(dma_bits))) dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(&pci->dev, UINT_MAX); /* read number of streams from GCAP register instead of using * hardcoded value diff --git a/sound/pci/hda/patch_realtek.c b/sound/pci/hda/patch_realtek.c index 8315bf7d4c38..3a42457984e9 100644 --- a/sound/pci/hda/patch_realtek.c +++ b/sound/pci/hda/patch_realtek.c @@ -138,6 +138,22 @@ struct alc_spec { * COEF access helper functions */ +static void coef_mutex_lock(struct hda_codec *codec) +{ + struct alc_spec *spec = codec->spec; + + snd_hda_power_up_pm(codec); + mutex_lock(&spec->coef_mutex); +} + +static void coef_mutex_unlock(struct hda_codec *codec) +{ + struct alc_spec *spec = codec->spec; + + mutex_unlock(&spec->coef_mutex); + snd_hda_power_down_pm(codec); +} + static int __alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid, unsigned int coef_idx) { @@ -151,12 +167,11 @@ static int __alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid, static int alc_read_coefex_idx(struct hda_codec *codec, hda_nid_t nid, unsigned int coef_idx) { - struct alc_spec *spec = codec->spec; unsigned int val; - mutex_lock(&spec->coef_mutex); + coef_mutex_lock(codec); val = __alc_read_coefex_idx(codec, nid, coef_idx); - mutex_unlock(&spec->coef_mutex); + coef_mutex_unlock(codec); return val; } @@ -173,11 +188,9 @@ static void __alc_write_coefex_idx(struct hda_codec *codec, hda_nid_t nid, static void alc_write_coefex_idx(struct hda_codec *codec, hda_nid_t nid, unsigned int coef_idx, unsigned int coef_val) { - struct alc_spec *spec = codec->spec; - - mutex_lock(&spec->coef_mutex); + coef_mutex_lock(codec); __alc_write_coefex_idx(codec, nid, coef_idx, coef_val); - mutex_unlock(&spec->coef_mutex); + coef_mutex_unlock(codec); } #define alc_write_coef_idx(codec, coef_idx, coef_val) \ @@ -198,11 +211,9 @@ static void alc_update_coefex_idx(struct hda_codec *codec, hda_nid_t nid, unsigned int coef_idx, unsigned int mask, unsigned int bits_set) { - struct alc_spec *spec = codec->spec; - - mutex_lock(&spec->coef_mutex); + coef_mutex_lock(codec); __alc_update_coefex_idx(codec, nid, coef_idx, mask, bits_set); - mutex_unlock(&spec->coef_mutex); + coef_mutex_unlock(codec); } #define alc_update_coef_idx(codec, coef_idx, mask, bits_set) \ @@ -235,9 +246,7 @@ struct coef_fw { static void alc_process_coef_fw(struct hda_codec *codec, const struct coef_fw *fw) { - struct alc_spec *spec = codec->spec; - - mutex_lock(&spec->coef_mutex); + coef_mutex_lock(codec); for (; fw->nid; fw++) { if (fw->mask == (unsigned short)-1) __alc_write_coefex_idx(codec, fw->nid, fw->idx, fw->val); @@ -245,7 +254,7 @@ static void alc_process_coef_fw(struct hda_codec *codec, __alc_update_coefex_idx(codec, fw->nid, fw->idx, fw->mask, fw->val); } - mutex_unlock(&spec->coef_mutex); + coef_mutex_unlock(codec); } /* @@ -9170,6 +9179,7 @@ static const struct snd_pci_quirk alc269_fixup_tbl[] = { SND_PCI_QUIRK(0x17aa, 0x3824, "Legion Y9000X 2020", ALC285_FIXUP_LEGION_Y9000X_SPEAKERS), SND_PCI_QUIRK(0x17aa, 0x3827, "Ideapad S740", ALC285_FIXUP_IDEAPAD_S740_COEF), SND_PCI_QUIRK(0x17aa, 0x3834, "Lenovo IdeaPad Slim 9i 14ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS), + SND_PCI_QUIRK(0x17aa, 0x383d, "Legion Y9000X 2019", ALC285_FIXUP_LEGION_Y9000X_SPEAKERS), SND_PCI_QUIRK(0x17aa, 0x3843, "Yoga 9i", ALC287_FIXUP_IDEAPAD_BASS_SPK_AMP), SND_PCI_QUIRK(0x17aa, 0x3847, "Legion 7 16ACHG6", ALC287_FIXUP_LEGION_16ACHG6), SND_PCI_QUIRK(0x17aa, 0x384a, "Lenovo Yoga 7 15ITL5", ALC287_FIXUP_YOGA7_14ITL_SPEAKERS), diff --git a/sound/soc/amd/acp/acp-mach.h b/sound/soc/amd/acp/acp-mach.h index fd6299844ebe..c855f50d6b34 100644 --- a/sound/soc/amd/acp/acp-mach.h +++ b/sound/soc/amd/acp/acp-mach.h @@ -21,7 +21,6 @@ #include <linux/gpio/consumer.h> #define EN_SPKR_GPIO_GB 0x11F -#define EN_SPKR_GPIO_NK 0x146 #define EN_SPKR_GPIO_NONE -EINVAL enum be_id { diff --git a/sound/soc/amd/acp/acp-sof-mach.c b/sound/soc/amd/acp/acp-sof-mach.c index 07de46142655..4cc431e54fe1 100644 --- a/sound/soc/amd/acp/acp-sof-mach.c +++ b/sound/soc/amd/acp/acp-sof-mach.c @@ -37,7 +37,7 @@ static struct acp_card_drvdata sof_rt5682_max_data = { .hs_codec_id = RT5682, .amp_codec_id = MAX98360A, .dmic_codec_id = DMIC, - .gpio_spkr_en = EN_SPKR_GPIO_NK, + .gpio_spkr_en = EN_SPKR_GPIO_NONE, }; static struct acp_card_drvdata sof_rt5682s_max_data = { @@ -47,7 +47,7 @@ static struct acp_card_drvdata sof_rt5682s_max_data = { .hs_codec_id = RT5682S, .amp_codec_id = MAX98360A, .dmic_codec_id = DMIC, - .gpio_spkr_en = EN_SPKR_GPIO_NK, + .gpio_spkr_en = EN_SPKR_GPIO_NONE, }; static const struct snd_kcontrol_new acp_controls[] = { diff --git a/sound/soc/codecs/cs4265.c b/sound/soc/codecs/cs4265.c index 4aaee1873a11..4415fb364d4d 100644 --- a/sound/soc/codecs/cs4265.c +++ b/sound/soc/codecs/cs4265.c @@ -150,7 +150,6 @@ static const struct snd_kcontrol_new cs4265_snd_controls[] = { SOC_SINGLE("E to F Buffer Disable Switch", CS4265_SPDIF_CTL1, 6, 1, 0), SOC_ENUM("C Data Access", cam_mode_enum), - SOC_SINGLE("SPDIF Switch", CS4265_SPDIF_CTL2, 5, 1, 1), SOC_SINGLE("Validity Bit Control Switch", CS4265_SPDIF_CTL2, 3, 1, 0), SOC_ENUM("SPDIF Mono/Stereo", spdif_mono_stereo_enum), @@ -186,7 +185,7 @@ static const struct snd_soc_dapm_widget cs4265_dapm_widgets[] = { SND_SOC_DAPM_SWITCH("Loopback", SND_SOC_NOPM, 0, 0, &loopback_ctl), - SND_SOC_DAPM_SWITCH("SPDIF", SND_SOC_NOPM, 0, 0, + SND_SOC_DAPM_SWITCH("SPDIF", CS4265_SPDIF_CTL2, 5, 1, &spdif_switch), SND_SOC_DAPM_SWITCH("DAC", CS4265_PWRCTL, 1, 1, &dac_switch), diff --git a/sound/soc/codecs/rt5668.c b/sound/soc/codecs/rt5668.c index fb09715bf932..5b12cbf2ba21 100644 --- a/sound/soc/codecs/rt5668.c +++ b/sound/soc/codecs/rt5668.c @@ -1022,11 +1022,13 @@ static void rt5668_jack_detect_handler(struct work_struct *work) container_of(work, struct rt5668_priv, jack_detect_work.work); int val, btn_type; - while (!rt5668->component) - usleep_range(10000, 15000); - - while (!rt5668->component->card->instantiated) - usleep_range(10000, 15000); + if (!rt5668->component || !rt5668->component->card || + !rt5668->component->card->instantiated) { + /* card not yet ready, try later */ + mod_delayed_work(system_power_efficient_wq, + &rt5668->jack_detect_work, msecs_to_jiffies(15)); + return; + } mutex_lock(&rt5668->calibrate_mutex); diff --git a/sound/soc/codecs/rt5682.c b/sound/soc/codecs/rt5682.c index 0a0ec4a021e1..be68d573a490 100644 --- a/sound/soc/codecs/rt5682.c +++ b/sound/soc/codecs/rt5682.c @@ -1092,11 +1092,13 @@ void rt5682_jack_detect_handler(struct work_struct *work) struct snd_soc_dapm_context *dapm; int val, btn_type; - while (!rt5682->component) - usleep_range(10000, 15000); - - while (!rt5682->component->card->instantiated) - usleep_range(10000, 15000); + if (!rt5682->component || !rt5682->component->card || + !rt5682->component->card->instantiated) { + /* card not yet ready, try later */ + mod_delayed_work(system_power_efficient_wq, + &rt5682->jack_detect_work, msecs_to_jiffies(15)); + return; + } dapm = snd_soc_component_get_dapm(rt5682->component); diff --git a/sound/soc/codecs/rt5682s.c b/sound/soc/codecs/rt5682s.c index efa1016831dd..1e662d1be2b3 100644 --- a/sound/soc/codecs/rt5682s.c +++ b/sound/soc/codecs/rt5682s.c @@ -824,11 +824,13 @@ static void rt5682s_jack_detect_handler(struct work_struct *work) container_of(work, struct rt5682s_priv, jack_detect_work.work); int val, btn_type; - while (!rt5682s->component) - usleep_range(10000, 15000); - - while (!rt5682s->component->card->instantiated) - usleep_range(10000, 15000); + if (!rt5682s->component || !rt5682s->component->card || + !rt5682s->component->card->instantiated) { + /* card not yet ready, try later */ + mod_delayed_work(system_power_efficient_wq, + &rt5682s->jack_detect_work, msecs_to_jiffies(15)); + return; + } mutex_lock(&rt5682s->jdet_mutex); mutex_lock(&rt5682s->calibrate_mutex); diff --git a/sound/soc/codecs/tas2770.c b/sound/soc/codecs/tas2770.c index 6549e7fef3e3..c5ea3b115966 100644 --- a/sound/soc/codecs/tas2770.c +++ b/sound/soc/codecs/tas2770.c @@ -38,10 +38,12 @@ static void tas2770_reset(struct tas2770_priv *tas2770) gpiod_set_value_cansleep(tas2770->reset_gpio, 0); msleep(20); gpiod_set_value_cansleep(tas2770->reset_gpio, 1); + usleep_range(1000, 2000); } snd_soc_component_write(tas2770->component, TAS2770_SW_RST, TAS2770_RST); + usleep_range(1000, 2000); } static int tas2770_set_bias_level(struct snd_soc_component *component, @@ -110,6 +112,7 @@ static int tas2770_codec_resume(struct snd_soc_component *component) if (tas2770->sdz_gpio) { gpiod_set_value_cansleep(tas2770->sdz_gpio, 1); + usleep_range(1000, 2000); } else { ret = snd_soc_component_update_bits(component, TAS2770_PWR_CTRL, TAS2770_PWR_CTRL_MASK, @@ -510,8 +513,10 @@ static int tas2770_codec_probe(struct snd_soc_component *component) tas2770->component = component; - if (tas2770->sdz_gpio) + if (tas2770->sdz_gpio) { gpiod_set_value_cansleep(tas2770->sdz_gpio, 1); + usleep_range(1000, 2000); + } tas2770_reset(tas2770); diff --git a/sound/soc/codecs/wm_adsp.c b/sound/soc/codecs/wm_adsp.c index f3672e3d1703..0582585236a2 100644 --- a/sound/soc/codecs/wm_adsp.c +++ b/sound/soc/codecs/wm_adsp.c @@ -1441,7 +1441,8 @@ static int wm_adsp_buffer_parse_coeff(struct cs_dsp_coeff_ctl *cs_ctl) int ret, i; for (i = 0; i < 5; ++i) { - ret = cs_dsp_coeff_read_ctrl(cs_ctl, 0, &coeff_v1, sizeof(coeff_v1)); + ret = cs_dsp_coeff_read_ctrl(cs_ctl, 0, &coeff_v1, + min(cs_ctl->len, sizeof(coeff_v1))); if (ret < 0) return ret; diff --git a/sound/soc/intel/skylake/skl.c b/sound/soc/intel/skylake/skl.c index 148ddf4cace0..aeca58246fc7 100644 --- a/sound/soc/intel/skylake/skl.c +++ b/sound/soc/intel/skylake/skl.c @@ -952,6 +952,7 @@ static int skl_first_init(struct hdac_bus *bus) /* allow 64bit DMA address if supported by H/W */ if (dma_set_mask_and_coherent(bus->dev, DMA_BIT_MASK(64))) dma_set_mask_and_coherent(bus->dev, DMA_BIT_MASK(32)); + dma_set_max_seg_size(bus->dev, UINT_MAX); /* initialize streams */ snd_hdac_ext_stream_init_all diff --git a/sound/soc/qcom/lpass-platform.c b/sound/soc/qcom/lpass-platform.c index a59e9d20cb46..4b1773c1fb95 100644 --- a/sound/soc/qcom/lpass-platform.c +++ b/sound/soc/qcom/lpass-platform.c @@ -524,7 +524,7 @@ static int lpass_platform_pcmops_trigger(struct snd_soc_component *component, return -EINVAL; } - ret = regmap_update_bits(map, reg_irqclr, val_irqclr, val_irqclr); + ret = regmap_write_bits(map, reg_irqclr, val_irqclr, val_irqclr); if (ret) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", ret); return ret; @@ -665,7 +665,7 @@ static irqreturn_t lpass_dma_interrupt_handler( return -EINVAL; } if (interrupts & LPAIF_IRQ_PER(chan)) { - rv = regmap_update_bits(map, reg, mask, (LPAIF_IRQ_PER(chan) | val)); + rv = regmap_write_bits(map, reg, mask, (LPAIF_IRQ_PER(chan) | val)); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); @@ -676,7 +676,7 @@ static irqreturn_t lpass_dma_interrupt_handler( } if (interrupts & LPAIF_IRQ_XRUN(chan)) { - rv = regmap_update_bits(map, reg, mask, (LPAIF_IRQ_XRUN(chan) | val)); + rv = regmap_write_bits(map, reg, mask, (LPAIF_IRQ_XRUN(chan) | val)); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); @@ -688,7 +688,7 @@ static irqreturn_t lpass_dma_interrupt_handler( } if (interrupts & LPAIF_IRQ_ERR(chan)) { - rv = regmap_update_bits(map, reg, mask, (LPAIF_IRQ_ERR(chan) | val)); + rv = regmap_write_bits(map, reg, mask, (LPAIF_IRQ_ERR(chan) | val)); if (rv) { dev_err(soc_runtime->dev, "error writing to irqclear reg: %d\n", rv); diff --git a/sound/soc/soc-ops.c b/sound/soc/soc-ops.c index 9833611b83d1..a0ca58ba1627 100644 --- a/sound/soc/soc-ops.c +++ b/sound/soc/soc-ops.c @@ -308,7 +308,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, unsigned int sign_bit = mc->sign_bit; unsigned int mask = (1 << fls(max)) - 1; unsigned int invert = mc->invert; - int err; + int err, ret; bool type_2r = false; unsigned int val2 = 0; unsigned int val, val_mask; @@ -319,7 +319,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, if (ucontrol->value.integer.value[0] < 0) return -EINVAL; val = ucontrol->value.integer.value[0]; - if (mc->platform_max && val > mc->platform_max) + if (mc->platform_max && ((int)val + min) > mc->platform_max) return -EINVAL; if (val > max - min) return -EINVAL; @@ -332,7 +332,7 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, if (ucontrol->value.integer.value[1] < 0) return -EINVAL; val2 = ucontrol->value.integer.value[1]; - if (mc->platform_max && val2 > mc->platform_max) + if (mc->platform_max && ((int)val2 + min) > mc->platform_max) return -EINVAL; if (val2 > max - min) return -EINVAL; @@ -350,12 +350,18 @@ int snd_soc_put_volsw(struct snd_kcontrol *kcontrol, err = snd_soc_component_update_bits(component, reg, val_mask, val); if (err < 0) return err; + ret = err; - if (type_2r) + if (type_2r) { err = snd_soc_component_update_bits(component, reg2, val_mask, - val2); + val2); + /* Don't discard any error code or drop change flag */ + if (ret == 0 || err < 0) { + ret = err; + } + } - return err; + return ret; } EXPORT_SYMBOL_GPL(snd_soc_put_volsw); @@ -421,6 +427,7 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, int min = mc->min; unsigned int mask = (1U << (fls(min + max) - 1)) - 1; int err = 0; + int ret; unsigned int val, val_mask; if (ucontrol->value.integer.value[0] < 0) @@ -437,6 +444,7 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, err = snd_soc_component_update_bits(component, reg, val_mask, val); if (err < 0) return err; + ret = err; if (snd_soc_volsw_is_stereo(mc)) { unsigned int val2; @@ -447,6 +455,11 @@ int snd_soc_put_volsw_sx(struct snd_kcontrol *kcontrol, err = snd_soc_component_update_bits(component, reg2, val_mask, val2); + + /* Don't discard any error code or drop change flag */ + if (ret == 0 || err < 0) { + ret = err; + } } return err; } @@ -506,7 +519,7 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, unsigned int mask = (1 << fls(max)) - 1; unsigned int invert = mc->invert; unsigned int val, val_mask; - int ret; + int err, ret; if (invert) val = (max - ucontrol->value.integer.value[0]) & mask; @@ -515,9 +528,10 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, val_mask = mask << shift; val = val << shift; - ret = snd_soc_component_update_bits(component, reg, val_mask, val); - if (ret < 0) - return ret; + err = snd_soc_component_update_bits(component, reg, val_mask, val); + if (err < 0) + return err; + ret = err; if (snd_soc_volsw_is_stereo(mc)) { if (invert) @@ -527,8 +541,12 @@ int snd_soc_put_volsw_range(struct snd_kcontrol *kcontrol, val_mask = mask << shift; val = val << shift; - ret = snd_soc_component_update_bits(component, rreg, val_mask, + err = snd_soc_component_update_bits(component, rreg, val_mask, val); + /* Don't discard any error code or drop change flag */ + if (ret == 0 || err < 0) { + ret = err; + } } return ret; @@ -877,6 +895,7 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, unsigned long mask = (1UL<<mc->nbits)-1; long max = mc->max; long val = ucontrol->value.integer.value[0]; + int ret = 0; unsigned int i; if (val < mc->min || val > mc->max) @@ -891,9 +910,11 @@ int snd_soc_put_xr_sx(struct snd_kcontrol *kcontrol, regmask, regval); if (err < 0) return err; + if (err > 0) + ret = err; } - return 0; + return ret; } EXPORT_SYMBOL_GPL(snd_soc_put_xr_sx); diff --git a/sound/soc/sof/intel/hda.c b/sound/soc/sof/intel/hda.c index c8fb082209ce..1385695d7745 100644 --- a/sound/soc/sof/intel/hda.c +++ b/sound/soc/sof/intel/hda.c @@ -956,6 +956,7 @@ int hda_dsp_probe(struct snd_sof_dev *sdev) dev_dbg(sdev->dev, "DMA mask is 32 bit\n"); dma_set_mask_and_coherent(&pci->dev, DMA_BIT_MASK(32)); } + dma_set_max_seg_size(&pci->dev, UINT_MAX); /* init streams */ ret = hda_dsp_stream_init(sdev); diff --git a/sound/usb/implicit.c b/sound/usb/implicit.c index 70319c822c10..2d444ec74202 100644 --- a/sound/usb/implicit.c +++ b/sound/usb/implicit.c @@ -47,13 +47,13 @@ struct snd_usb_implicit_fb_match { static const struct snd_usb_implicit_fb_match playback_implicit_fb_quirks[] = { /* Generic matching */ IMPLICIT_FB_GENERIC_DEV(0x0499, 0x1509), /* Steinberg UR22 */ - IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2080), /* M-Audio FastTrack Ultra */ - IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2081), /* M-Audio FastTrack Ultra */ IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2030), /* M-Audio Fast Track C400 */ IMPLICIT_FB_GENERIC_DEV(0x0763, 0x2031), /* M-Audio Fast Track C600 */ /* Fixed EP */ /* FIXME: check the availability of generic matching */ + IMPLICIT_FB_FIXED_DEV(0x0763, 0x2080, 0x81, 2), /* M-Audio FastTrack Ultra */ + IMPLICIT_FB_FIXED_DEV(0x0763, 0x2081, 0x81, 2), /* M-Audio FastTrack Ultra */ IMPLICIT_FB_FIXED_DEV(0x2466, 0x8010, 0x81, 2), /* Fractal Audio Axe-Fx III */ IMPLICIT_FB_FIXED_DEV(0x31e9, 0x0001, 0x81, 2), /* Solid State Logic SSL2 */ IMPLICIT_FB_FIXED_DEV(0x31e9, 0x0002, 0x81, 2), /* Solid State Logic SSL2+ */ diff --git a/sound/usb/mixer.c b/sound/usb/mixer.c index 630766ba259f..a5641956ef10 100644 --- a/sound/usb/mixer.c +++ b/sound/usb/mixer.c @@ -3678,17 +3678,14 @@ static int restore_mixer_value(struct usb_mixer_elem_list *list) err = snd_usb_set_cur_mix_value(cval, c + 1, idx, cval->cache_val[idx]); if (err < 0) - return err; + break; } idx++; } } else { /* master */ - if (cval->cached) { - err = snd_usb_set_cur_mix_value(cval, 0, 0, *cval->cache_val); - if (err < 0) - return err; - } + if (cval->cached) + snd_usb_set_cur_mix_value(cval, 0, 0, *cval->cache_val); } return 0; diff --git a/sound/x86/intel_hdmi_audio.c b/sound/x86/intel_hdmi_audio.c index 1c94eaff1931..4a3ff6468aa7 100644 --- a/sound/x86/intel_hdmi_audio.c +++ b/sound/x86/intel_hdmi_audio.c @@ -1261,7 +1261,7 @@ static int had_pcm_mmap(struct snd_pcm_substream *substream, { vma->vm_page_prot = pgprot_noncached(vma->vm_page_prot); return remap_pfn_range(vma, vma->vm_start, - substream->dma_buffer.addr >> PAGE_SHIFT, + substream->runtime->dma_addr >> PAGE_SHIFT, vma->vm_end - vma->vm_start, vma->vm_page_prot); } diff --git a/tools/arch/arm64/include/uapi/asm/kvm.h b/tools/arch/arm64/include/uapi/asm/kvm.h index b3edde68bc3e..323e251ed37b 100644 --- a/tools/arch/arm64/include/uapi/asm/kvm.h +++ b/tools/arch/arm64/include/uapi/asm/kvm.h @@ -281,6 +281,11 @@ struct kvm_arm_copy_mte_tags { #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_NOT_REQUIRED 3 #define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_2_ENABLED (1U << 4) +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3 KVM_REG_ARM_FW_REG(3) +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_AVAIL 0 +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_AVAIL 1 +#define KVM_REG_ARM_SMCCC_ARCH_WORKAROUND_3_NOT_REQUIRED 2 + /* SVE registers */ #define KVM_REG_ARM64_SVE (0x15 << KVM_REG_ARM_COPROC_SHIFT) diff --git a/tools/arch/x86/include/asm/cpufeatures.h b/tools/arch/x86/include/asm/cpufeatures.h index 6db4e2932b3d..65d147974f8d 100644 --- a/tools/arch/x86/include/asm/cpufeatures.h +++ b/tools/arch/x86/include/asm/cpufeatures.h @@ -204,7 +204,7 @@ /* FREE! ( 7*32+10) */ #define X86_FEATURE_PTI ( 7*32+11) /* Kernel Page Table Isolation enabled */ #define X86_FEATURE_RETPOLINE ( 7*32+12) /* "" Generic Retpoline mitigation for Spectre variant 2 */ -#define X86_FEATURE_RETPOLINE_AMD ( 7*32+13) /* "" AMD Retpoline mitigation for Spectre variant 2 */ +#define X86_FEATURE_RETPOLINE_LFENCE ( 7*32+13) /* "" Use LFENCE for Spectre variant 2 */ #define X86_FEATURE_INTEL_PPIN ( 7*32+14) /* Intel Processor Inventory Number */ #define X86_FEATURE_CDP_L2 ( 7*32+15) /* Code and Data Prioritization L2 */ #define X86_FEATURE_MSR_SPEC_CTRL ( 7*32+16) /* "" MSR SPEC_CTRL is implemented */ diff --git a/tools/arch/x86/include/asm/insn.h b/tools/arch/x86/include/asm/insn.h index dc632b41f135..65c0d9ce1e29 100644 --- a/tools/arch/x86/include/asm/insn.h +++ b/tools/arch/x86/include/asm/insn.h @@ -124,7 +124,7 @@ struct insn { #define X86_VEX_B(vex) ((vex) & 0x20) /* VEX3 Byte1 */ #define X86_VEX_L(vex) ((vex) & 0x04) /* VEX3 Byte2, VEX2 Byte1 */ /* VEX bit fields */ -#define X86_EVEX_M(vex) ((vex) & 0x03) /* EVEX Byte1 */ +#define X86_EVEX_M(vex) ((vex) & 0x07) /* EVEX Byte1 */ #define X86_VEX3_M(vex) ((vex) & 0x1f) /* VEX3 Byte1 */ #define X86_VEX2_M 1 /* VEX2.M always 1 */ #define X86_VEX_V(vex) (((vex) & 0x78) >> 3) /* VEX3 Byte2, VEX2 Byte1 */ diff --git a/tools/arch/x86/include/asm/msr-index.h b/tools/arch/x86/include/asm/msr-index.h index 3faf0f97edb1..a4a39c3e0f19 100644 --- a/tools/arch/x86/include/asm/msr-index.h +++ b/tools/arch/x86/include/asm/msr-index.h @@ -476,6 +476,7 @@ #define MSR_AMD64_ICIBSEXTDCTL 0xc001103c #define MSR_AMD64_IBSOPDATA4 0xc001103d #define MSR_AMD64_IBS_REG_COUNT_MAX 8 /* includes MSR_AMD64_IBSBRTARGET */ +#define MSR_AMD64_SVM_AVIC_DOORBELL 0xc001011b #define MSR_AMD64_VM_PAGE_FLUSH 0xc001011e #define MSR_AMD64_SEV_ES_GHCB 0xc0010130 #define MSR_AMD64_SEV 0xc0010131 diff --git a/tools/arch/x86/lib/memcpy_64.S b/tools/arch/x86/lib/memcpy_64.S index 59cf2343f3d9..d0d7b9bc6cad 100644 --- a/tools/arch/x86/lib/memcpy_64.S +++ b/tools/arch/x86/lib/memcpy_64.S @@ -27,8 +27,7 @@ * Output: * rax original destination */ -SYM_FUNC_START_ALIAS(__memcpy) -SYM_FUNC_START_WEAK(memcpy) +SYM_FUNC_START(__memcpy) ALTERNATIVE_2 "jmp memcpy_orig", "", X86_FEATURE_REP_GOOD, \ "jmp memcpy_erms", X86_FEATURE_ERMS @@ -40,11 +39,12 @@ SYM_FUNC_START_WEAK(memcpy) movl %edx, %ecx rep movsb RET -SYM_FUNC_END(memcpy) -SYM_FUNC_END_ALIAS(__memcpy) -EXPORT_SYMBOL(memcpy) +SYM_FUNC_END(__memcpy) EXPORT_SYMBOL(__memcpy) +SYM_FUNC_ALIAS_WEAK(memcpy, __memcpy) +EXPORT_SYMBOL(memcpy) + /* * memcpy_erms() - enhanced fast string memcpy. This is faster and * simpler than memcpy. Use memcpy_erms when possible. diff --git a/tools/arch/x86/lib/memset_64.S b/tools/arch/x86/lib/memset_64.S index d624f2bc42f1..fc9ffd3ff3b2 100644 --- a/tools/arch/x86/lib/memset_64.S +++ b/tools/arch/x86/lib/memset_64.S @@ -17,7 +17,6 @@ * * rax original destination */ -SYM_FUNC_START_WEAK(memset) SYM_FUNC_START(__memset) /* * Some CPUs support enhanced REP MOVSB/STOSB feature. It is recommended @@ -42,10 +41,11 @@ SYM_FUNC_START(__memset) movq %r9,%rax RET SYM_FUNC_END(__memset) -SYM_FUNC_END_ALIAS(memset) -EXPORT_SYMBOL(memset) EXPORT_SYMBOL(__memset) +SYM_FUNC_ALIAS_WEAK(memset, __memset) +EXPORT_SYMBOL(memset) + /* * ISO C memset - set a memory block to a byte value. This function uses * enhanced rep stosb to override the fast string function. diff --git a/tools/arch/x86/lib/x86-opcode-map.txt b/tools/arch/x86/lib/x86-opcode-map.txt index ec31f5b60323..d12d1358f96d 100644 --- a/tools/arch/x86/lib/x86-opcode-map.txt +++ b/tools/arch/x86/lib/x86-opcode-map.txt @@ -690,7 +690,10 @@ AVXcode: 2 45: vpsrlvd/q Vx,Hx,Wx (66),(v) 46: vpsravd Vx,Hx,Wx (66),(v) | vpsravd/q Vx,Hx,Wx (66),(evo) 47: vpsllvd/q Vx,Hx,Wx (66),(v) -# Skip 0x48-0x4b +# Skip 0x48 +49: TILERELEASE (v1),(000),(11B) | LDTILECFG Mtc (v1)(000) | STTILECFG Mtc (66),(v1),(000) | TILEZERO Vt (F2),(v1),(11B) +# Skip 0x4a +4b: TILELOADD Vt,Wsm (F2),(v1) | TILELOADDT1 Vt,Wsm (66),(v1) | TILESTORED Wsm,Vt (F3),(v) 4c: vrcp14ps/d Vpd,Wpd (66),(ev) 4d: vrcp14ss/d Vsd,Hpd,Wsd (66),(ev) 4e: vrsqrt14ps/d Vpd,Wpd (66),(ev) @@ -705,7 +708,10 @@ AVXcode: 2 59: vpbroadcastq Vx,Wx (66),(v) | vbroadcasti32x2 Vx,Wx (66),(evo) 5a: vbroadcasti128 Vqq,Mdq (66),(v) | vbroadcasti32x4/64x2 Vx,Wx (66),(evo) 5b: vbroadcasti32x8/64x4 Vqq,Mdq (66),(ev) -# Skip 0x5c-0x61 +5c: TDPBF16PS Vt,Wt,Ht (F3),(v1) +# Skip 0x5d +5e: TDPBSSD Vt,Wt,Ht (F2),(v1) | TDPBSUD Vt,Wt,Ht (F3),(v1) | TDPBUSD Vt,Wt,Ht (66),(v1) | TDPBUUD Vt,Wt,Ht (v1) +# Skip 0x5f-0x61 62: vpexpandb/w Vx,Wx (66),(ev) 63: vpcompressb/w Wx,Vx (66),(ev) 64: vpblendmd/q Vx,Hx,Wx (66),(ev) @@ -822,9 +828,9 @@ AVXcode: 3 05: vpermilpd Vx,Wx,Ib (66),(v) 06: vperm2f128 Vqq,Hqq,Wqq,Ib (66),(v) 07: -08: vroundps Vx,Wx,Ib (66) | vrndscaleps Vx,Wx,Ib (66),(evo) +08: vroundps Vx,Wx,Ib (66) | vrndscaleps Vx,Wx,Ib (66),(evo) | vrndscaleph Vx,Wx,Ib (evo) 09: vroundpd Vx,Wx,Ib (66) | vrndscalepd Vx,Wx,Ib (66),(evo) -0a: vroundss Vss,Wss,Ib (66),(v1) | vrndscaless Vx,Hx,Wx,Ib (66),(evo) +0a: vroundss Vss,Wss,Ib (66),(v1) | vrndscaless Vx,Hx,Wx,Ib (66),(evo) | vrndscalesh Vx,Hx,Wx,Ib (evo) 0b: vroundsd Vsd,Wsd,Ib (66),(v1) | vrndscalesd Vx,Hx,Wx,Ib (66),(evo) 0c: vblendps Vx,Hx,Wx,Ib (66) 0d: vblendpd Vx,Hx,Wx,Ib (66) @@ -846,8 +852,8 @@ AVXcode: 3 22: vpinsrd/q Vdq,Hdq,Ey,Ib (66),(v1) 23: vshuff32x4/64x2 Vx,Hx,Wx,Ib (66),(ev) 25: vpternlogd/q Vx,Hx,Wx,Ib (66),(ev) -26: vgetmantps/d Vx,Wx,Ib (66),(ev) -27: vgetmantss/d Vx,Hx,Wx,Ib (66),(ev) +26: vgetmantps/d Vx,Wx,Ib (66),(ev) | vgetmantph Vx,Wx,Ib (ev) +27: vgetmantss/d Vx,Hx,Wx,Ib (66),(ev) | vgetmantsh Vx,Hx,Wx,Ib (ev) 30: kshiftrb/w Vk,Uk,Ib (66),(v) 31: kshiftrd/q Vk,Uk,Ib (66),(v) 32: kshiftlb/w Vk,Uk,Ib (66),(v) @@ -871,23 +877,102 @@ AVXcode: 3 51: vrangess/d Vx,Hx,Wx,Ib (66),(ev) 54: vfixupimmps/d Vx,Hx,Wx,Ib (66),(ev) 55: vfixupimmss/d Vx,Hx,Wx,Ib (66),(ev) -56: vreduceps/d Vx,Wx,Ib (66),(ev) -57: vreducess/d Vx,Hx,Wx,Ib (66),(ev) +56: vreduceps/d Vx,Wx,Ib (66),(ev) | vreduceph Vx,Wx,Ib (ev) +57: vreducess/d Vx,Hx,Wx,Ib (66),(ev) | vreducesh Vx,Hx,Wx,Ib (ev) 60: vpcmpestrm Vdq,Wdq,Ib (66),(v1) 61: vpcmpestri Vdq,Wdq,Ib (66),(v1) 62: vpcmpistrm Vdq,Wdq,Ib (66),(v1) 63: vpcmpistri Vdq,Wdq,Ib (66),(v1) -66: vfpclassps/d Vk,Wx,Ib (66),(ev) -67: vfpclassss/d Vk,Wx,Ib (66),(ev) +66: vfpclassps/d Vk,Wx,Ib (66),(ev) | vfpclassph Vx,Wx,Ib (ev) +67: vfpclassss/d Vk,Wx,Ib (66),(ev) | vfpclasssh Vx,Wx,Ib (ev) 70: vpshldw Vx,Hx,Wx,Ib (66),(ev) 71: vpshldd/q Vx,Hx,Wx,Ib (66),(ev) 72: vpshrdw Vx,Hx,Wx,Ib (66),(ev) 73: vpshrdd/q Vx,Hx,Wx,Ib (66),(ev) +c2: vcmpph Vx,Hx,Wx,Ib (ev) | vcmpsh Vx,Hx,Wx,Ib (F3),(ev) cc: sha1rnds4 Vdq,Wdq,Ib ce: vgf2p8affineqb Vx,Wx,Ib (66) cf: vgf2p8affineinvqb Vx,Wx,Ib (66) df: VAESKEYGEN Vdq,Wdq,Ib (66),(v1) -f0: RORX Gy,Ey,Ib (F2),(v) +f0: RORX Gy,Ey,Ib (F2),(v) | HRESET Gv,Ib (F3),(000),(11B) +EndTable + +Table: EVEX map 5 +Referrer: +AVXcode: 5 +10: vmovsh Vx,Hx,Wx (F3),(ev) | vmovsh Vx,Wx (F3),(ev) +11: vmovsh Wx,Hx,Vx (F3),(ev) | vmovsh Wx,Vx (F3),(ev) +1d: vcvtps2phx Vx,Wx (66),(ev) | vcvtss2sh Vx,Hx,Wx (ev) +2a: vcvtsi2sh Vx,Hx,Wx (F3),(ev) +2c: vcvttsh2si Vx,Wx (F3),(ev) +2d: vcvtsh2si Vx,Wx (F3),(ev) +2e: vucomish Vx,Wx (ev) +2f: vcomish Vx,Wx (ev) +51: vsqrtph Vx,Wx (ev) | vsqrtsh Vx,Hx,Wx (F3),(ev) +58: vaddph Vx,Hx,Wx (ev) | vaddsh Vx,Hx,Wx (F3),(ev) +59: vmulph Vx,Hx,Wx (ev) | vmulsh Vx,Hx,Wx (F3),(ev) +5a: vcvtpd2ph Vx,Wx (66),(ev) | vcvtph2pd Vx,Wx (ev) | vcvtsd2sh Vx,Hx,Wx (F2),(ev) | vcvtsh2sd Vx,Hx,Wx (F3),(ev) +5b: vcvtdq2ph Vx,Wx (ev) | vcvtph2dq Vx,Wx (66),(ev) | vcvtqq2ph Vx,Wx (ev) | vcvttph2dq Vx,Wx (F3),(ev) +5c: vsubph Vx,Hx,Wx (ev) | vsubsh Vx,Hx,Wx (F3),(ev) +5d: vminph Vx,Hx,Wx (ev) | vminsh Vx,Hx,Wx (F3),(ev) +5e: vdivph Vx,Hx,Wx (ev) | vdivsh Vx,Hx,Wx (F3),(ev) +5f: vmaxph Vx,Hx,Wx (ev) | vmaxsh Vx,Hx,Wx (F3),(ev) +6e: vmovw Vx,Wx (66),(ev) +78: vcvttph2udq Vx,Wx (ev) | vcvttph2uqq Vx,Wx (66),(ev) | vcvttsh2usi Vx,Wx (F3),(ev) +79: vcvtph2udq Vx,Wx (ev) | vcvtph2uqq Vx,Wx (66),(ev) | vcvtsh2usi Vx,Wx (F3),(ev) +7a: vcvttph2qq Vx,Wx (66),(ev) | vcvtudq2ph Vx,Wx (F2),(ev) | vcvtuqq2ph Vx,Wx (F2),(ev) +7b: vcvtph2qq Vx,Wx (66),(ev) | vcvtusi2sh Vx,Hx,Wx (F3),(ev) +7c: vcvttph2uw Vx,Wx (ev) | vcvttph2w Vx,Wx (66),(ev) +7d: vcvtph2uw Vx,Wx (ev) | vcvtph2w Vx,Wx (66),(ev) | vcvtuw2ph Vx,Wx (F2),(ev) | vcvtw2ph Vx,Wx (F3),(ev) +7e: vmovw Wx,Vx (66),(ev) +EndTable + +Table: EVEX map 6 +Referrer: +AVXcode: 6 +13: vcvtph2psx Vx,Wx (66),(ev) | vcvtsh2ss Vx,Hx,Wx (ev) +2c: vscalefph Vx,Hx,Wx (66),(ev) +2d: vscalefsh Vx,Hx,Wx (66),(ev) +42: vgetexpph Vx,Wx (66),(ev) +43: vgetexpsh Vx,Hx,Wx (66),(ev) +4c: vrcpph Vx,Wx (66),(ev) +4d: vrcpsh Vx,Hx,Wx (66),(ev) +4e: vrsqrtph Vx,Wx (66),(ev) +4f: vrsqrtsh Vx,Hx,Wx (66),(ev) +56: vfcmaddcph Vx,Hx,Wx (F2),(ev) | vfmaddcph Vx,Hx,Wx (F3),(ev) +57: vfcmaddcsh Vx,Hx,Wx (F2),(ev) | vfmaddcsh Vx,Hx,Wx (F3),(ev) +96: vfmaddsub132ph Vx,Hx,Wx (66),(ev) +97: vfmsubadd132ph Vx,Hx,Wx (66),(ev) +98: vfmadd132ph Vx,Hx,Wx (66),(ev) +99: vfmadd132sh Vx,Hx,Wx (66),(ev) +9a: vfmsub132ph Vx,Hx,Wx (66),(ev) +9b: vfmsub132sh Vx,Hx,Wx (66),(ev) +9c: vfnmadd132ph Vx,Hx,Wx (66),(ev) +9d: vfnmadd132sh Vx,Hx,Wx (66),(ev) +9e: vfnmsub132ph Vx,Hx,Wx (66),(ev) +9f: vfnmsub132sh Vx,Hx,Wx (66),(ev) +a6: vfmaddsub213ph Vx,Hx,Wx (66),(ev) +a7: vfmsubadd213ph Vx,Hx,Wx (66),(ev) +a8: vfmadd213ph Vx,Hx,Wx (66),(ev) +a9: vfmadd213sh Vx,Hx,Wx (66),(ev) +aa: vfmsub213ph Vx,Hx,Wx (66),(ev) +ab: vfmsub213sh Vx,Hx,Wx (66),(ev) +ac: vfnmadd213ph Vx,Hx,Wx (66),(ev) +ad: vfnmadd213sh Vx,Hx,Wx (66),(ev) +ae: vfnmsub213ph Vx,Hx,Wx (66),(ev) +af: vfnmsub213sh Vx,Hx,Wx (66),(ev) +b6: vfmaddsub231ph Vx,Hx,Wx (66),(ev) +b7: vfmsubadd231ph Vx,Hx,Wx (66),(ev) +b8: vfmadd231ph Vx,Hx,Wx (66),(ev) +b9: vfmadd231sh Vx,Hx,Wx (66),(ev) +ba: vfmsub231ph Vx,Hx,Wx (66),(ev) +bb: vfmsub231sh Vx,Hx,Wx (66),(ev) +bc: vfnmadd231ph Vx,Hx,Wx (66),(ev) +bd: vfnmadd231sh Vx,Hx,Wx (66),(ev) +be: vfnmsub231ph Vx,Hx,Wx (66),(ev) +bf: vfnmsub231sh Vx,Hx,Wx (66),(ev) +d6: vfcmulcph Vx,Hx,Wx (F2),(ev) | vfmulcph Vx,Hx,Wx (F3),(ev) +d7: vfcmulcsh Vx,Hx,Wx (F2),(ev) | vfmulcsh Vx,Hx,Wx (F3),(ev) EndTable GrpTable: Grp1 @@ -970,7 +1055,7 @@ GrpTable: Grp7 2: LGDT Ms | XGETBV (000),(11B) | XSETBV (001),(11B) | VMFUNC (100),(11B) | XEND (101)(11B) | XTEST (110)(11B) | ENCLU (111),(11B) 3: LIDT Ms 4: SMSW Mw/Rv -5: rdpkru (110),(11B) | wrpkru (111),(11B) | SAVEPREVSSP (F3),(010),(11B) | RSTORSSP Mq (F3) | SETSSBSY (F3),(000),(11B) +5: rdpkru (110),(11B) | wrpkru (111),(11B) | SAVEPREVSSP (F3),(010),(11B) | RSTORSSP Mq (F3) | SETSSBSY (F3),(000),(11B) | CLUI (F3),(110),(11B) | SERIALIZE (000),(11B) | STUI (F3),(111),(11B) | TESTUI (F3)(101)(11B) | UIRET (F3),(100),(11B) | XRESLDTRK (F2),(000),(11B) | XSUSLDTRK (F2),(001),(11B) 6: LMSW Ew 7: INVLPG Mb | SWAPGS (o64),(000),(11B) | RDTSCP (001),(11B) EndTable @@ -987,7 +1072,7 @@ GrpTable: Grp9 3: xrstors 4: xsavec 5: xsaves -6: VMPTRLD Mq | VMCLEAR Mq (66) | VMXON Mq (F3) | RDRAND Rv (11B) +6: VMPTRLD Mq | VMCLEAR Mq (66) | VMXON Mq (F3) | RDRAND Rv (11B) | SENDUIPI Gq (F3) 7: VMPTRST Mq | VMPTRST Mq (F3) | RDSEED Rv (11B) EndTable diff --git a/tools/cgroup/memcg_slabinfo.py b/tools/cgroup/memcg_slabinfo.py index 1600b17dbb8a..1d3a90d93fe2 100644 --- a/tools/cgroup/memcg_slabinfo.py +++ b/tools/cgroup/memcg_slabinfo.py @@ -11,7 +11,7 @@ from drgn.helpers.linux import list_for_each_entry, list_empty from drgn.helpers.linux import for_each_page from drgn.helpers.linux.cpumask import for_each_online_cpu from drgn.helpers.linux.percpu import per_cpu_ptr -from drgn import container_of, FaultError, Object +from drgn import container_of, FaultError, Object, cast DESC = """ @@ -69,15 +69,15 @@ def oo_objects(s): def count_partial(n, fn): - nr_pages = 0 - for page in list_for_each_entry('struct page', n.partial.address_of_(), - 'lru'): - nr_pages += fn(page) - return nr_pages + nr_objs = 0 + for slab in list_for_each_entry('struct slab', n.partial.address_of_(), + 'slab_list'): + nr_objs += fn(slab) + return nr_objs -def count_free(page): - return page.objects - page.inuse +def count_free(slab): + return slab.objects - slab.inuse def slub_get_slabinfo(s, cfg): @@ -145,14 +145,14 @@ def detect_kernel_config(): return cfg -def for_each_slab_page(prog): +def for_each_slab(prog): PGSlab = 1 << prog.constant('PG_slab') PGHead = 1 << prog.constant('PG_head') for page in for_each_page(prog): try: if page.flags.value_() & PGSlab: - yield page + yield cast('struct slab *', page) except FaultError: pass @@ -190,13 +190,13 @@ def main(): 'list'): obj_cgroups.add(ptr.value_()) - # look over all slab pages, belonging to non-root memcgs - # and look for objects belonging to the given memory cgroup - for page in for_each_slab_page(prog): - objcg_vec_raw = page.memcg_data.value_() + # look over all slab folios and look for objects belonging + # to the given memory cgroup + for slab in for_each_slab(prog): + objcg_vec_raw = slab.memcg_data.value_() if objcg_vec_raw == 0: continue - cache = page.slab_cache + cache = slab.slab_cache if not cache: continue addr = cache.value_() diff --git a/tools/include/uapi/linux/kvm.h b/tools/include/uapi/linux/kvm.h index 5191b57e1562..507ee1f2aa96 100644 --- a/tools/include/uapi/linux/kvm.h +++ b/tools/include/uapi/linux/kvm.h @@ -1134,6 +1134,7 @@ struct kvm_ppc_resize_hpt { #define KVM_CAP_VM_GPA_BITS 207 #define KVM_CAP_XSAVE2 208 #define KVM_CAP_SYS_ATTRIBUTES 209 +#define KVM_CAP_PPC_AIL_MODE_3 210 #ifdef KVM_CAP_IRQ_ROUTING diff --git a/tools/include/uapi/linux/perf_event.h b/tools/include/uapi/linux/perf_event.h index 1b65042ab1db..82858b697c05 100644 --- a/tools/include/uapi/linux/perf_event.h +++ b/tools/include/uapi/linux/perf_event.h @@ -465,6 +465,8 @@ struct perf_event_attr { /* * User provided data if sigtrap=1, passed back to user via * siginfo_t::si_perf_data, e.g. to permit user to identify the event. + * Note, siginfo_t::si_perf_data is long-sized, and sig_data will be + * truncated accordingly on 32 bit architectures. */ __u64 sig_data; }; diff --git a/tools/lib/perf/include/internal/cpumap.h b/tools/lib/perf/include/internal/cpumap.h index 581f9ffb4237..1973a18c096b 100644 --- a/tools/lib/perf/include/internal/cpumap.h +++ b/tools/lib/perf/include/internal/cpumap.h @@ -3,11 +3,7 @@ #define __LIBPERF_INTERNAL_CPUMAP_H #include <linux/refcount.h> - -/** A wrapper around a CPU to avoid confusion with the perf_cpu_map's map's indices. */ -struct perf_cpu { - int cpu; -}; +#include <perf/cpumap.h> /** * A sized, reference counted, sorted array of integers representing CPU diff --git a/tools/lib/perf/include/perf/cpumap.h b/tools/lib/perf/include/perf/cpumap.h index 15b8faafd615..4a2edbdb5e2b 100644 --- a/tools/lib/perf/include/perf/cpumap.h +++ b/tools/lib/perf/include/perf/cpumap.h @@ -7,6 +7,11 @@ #include <stdio.h> #include <stdbool.h> +/** A wrapper around a CPU to avoid confusion with the perf_cpu_map's map's indices. */ +struct perf_cpu { + int cpu; +}; + LIBPERF_API struct perf_cpu_map *perf_cpu_map__dummy_new(void); LIBPERF_API struct perf_cpu_map *perf_cpu_map__default_new(void); LIBPERF_API struct perf_cpu_map *perf_cpu_map__new(const char *cpu_list); diff --git a/tools/lib/perf/libperf.map b/tools/lib/perf/libperf.map index 93696affda2e..6fa0d651576b 100644 --- a/tools/lib/perf/libperf.map +++ b/tools/lib/perf/libperf.map @@ -2,6 +2,7 @@ LIBPERF_0.0.1 { global: libperf_init; perf_cpu_map__dummy_new; + perf_cpu_map__default_new; perf_cpu_map__get; perf_cpu_map__put; perf_cpu_map__new; diff --git a/tools/lib/perf/tests/test-cpumap.c b/tools/lib/perf/tests/test-cpumap.c index d39378eaf897..87b0510a556f 100644 --- a/tools/lib/perf/tests/test-cpumap.c +++ b/tools/lib/perf/tests/test-cpumap.c @@ -14,6 +14,8 @@ static int libperf_print(enum libperf_print_level level, int test_cpumap(int argc, char **argv) { struct perf_cpu_map *cpus; + struct perf_cpu cpu; + int idx; __T_START; @@ -27,6 +29,15 @@ int test_cpumap(int argc, char **argv) perf_cpu_map__put(cpus); perf_cpu_map__put(cpus); + cpus = perf_cpu_map__default_new(); + if (!cpus) + return -1; + + perf_cpu_map__for_each_cpu(cpu, idx, cpus) + __T("wrong cpu number", cpu.cpu != -1); + + perf_cpu_map__put(cpus); + __T_END; return tests_failed == 0 ? 0 : -1; } diff --git a/tools/lib/perf/tests/test-evlist.c b/tools/lib/perf/tests/test-evlist.c index b3479dfa9a1c..fa854c83b7e7 100644 --- a/tools/lib/perf/tests/test-evlist.c +++ b/tools/lib/perf/tests/test-evlist.c @@ -1,5 +1,6 @@ // SPDX-License-Identifier: GPL-2.0 #define _GNU_SOURCE // needed for sched.h to get sched_[gs]etaffinity and CPU_(ZERO,SET) +#include <inttypes.h> #include <sched.h> #include <stdio.h> #include <stdarg.h> @@ -526,12 +527,12 @@ static int test_stat_multiplexing(void) min = counts[0].val; for (i = 0; i < EVENT_NUM; i++) { - __T_VERBOSE("Event %2d -- Raw count = %lu, run = %lu, enable = %lu\n", + __T_VERBOSE("Event %2d -- Raw count = %" PRIu64 ", run = %" PRIu64 ", enable = %" PRIu64 "\n", i, counts[i].val, counts[i].run, counts[i].ena); perf_counts_values__scale(&counts[i], true, &scaled); if (scaled == 1) { - __T_VERBOSE("\t Scaled count = %lu (%.2lf%%, %lu/%lu)\n", + __T_VERBOSE("\t Scaled count = %" PRIu64 " (%.2lf%%, %" PRIu64 "/%" PRIu64 ")\n", counts[i].val, (double)counts[i].run / (double)counts[i].ena * 100.0, counts[i].run, counts[i].ena); diff --git a/tools/lib/subcmd/subcmd-util.h b/tools/lib/subcmd/subcmd-util.h index 794a375dad36..b2aec04fce8f 100644 --- a/tools/lib/subcmd/subcmd-util.h +++ b/tools/lib/subcmd/subcmd-util.h @@ -50,15 +50,8 @@ static NORETURN inline void die(const char *err, ...) static inline void *xrealloc(void *ptr, size_t size) { void *ret = realloc(ptr, size); - if (!ret && !size) - ret = realloc(ptr, 1); - if (!ret) { - ret = realloc(ptr, size); - if (!ret && !size) - ret = realloc(ptr, 1); - if (!ret) - die("Out of memory, realloc failed"); - } + if (!ret) + die("Out of memory, realloc failed"); return ret; } diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-32.c b/tools/perf/arch/x86/tests/insn-x86-dat-32.c index 9708ae892061..ba429cadb18f 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-32.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-32.c @@ -2197,6 +2197,924 @@ "3e f2 ff 25 78 56 34 12 \tnotrack bnd jmp *0x12345678",}, {{0x3e, 0xf2, 0xff, 0xa4, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 9, 0, "jmp", "indirect", "3e f2 ff a4 c8 78 56 34 12 \tnotrack bnd jmp *0x12345678(%eax,%ecx,8)",}, +{{0x62, 0xf5, 0x6c, 0x48, 0x58, 0xcb, }, 6, 0, "", "", +"62 f5 6c 48 58 cb \tvaddph %zmm3,%zmm2,%zmm1",}, +{{0x62, 0xf5, 0x6c, 0x48, 0x58, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6c 48 58 8c c8 78 56 34 12 \tvaddph 0x12345678(%eax,%ecx,8),%zmm2,%zmm1",}, +{{0x62, 0xf5, 0x6c, 0x08, 0x58, 0xcb, }, 6, 0, "", "", +"62 f5 6c 08 58 cb \tvaddph %xmm3,%xmm2,%xmm1",}, +{{0x62, 0xf5, 0x6c, 0x08, 0x58, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6c 08 58 8c c8 78 56 34 12 \tvaddph 0x12345678(%eax,%ecx,8),%xmm2,%xmm1",}, +{{0x62, 0xf5, 0x6c, 0x28, 0x58, 0xcb, }, 6, 0, "", "", +"62 f5 6c 28 58 cb \tvaddph %ymm3,%ymm2,%ymm1",}, +{{0x62, 0xf5, 0x6c, 0x28, 0x58, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6c 28 58 8c c8 78 56 34 12 \tvaddph 0x12345678(%eax,%ecx,8),%ymm2,%ymm1",}, +{{0x62, 0xf5, 0x6e, 0x08, 0x58, 0xcb, }, 6, 0, "", "", +"62 f5 6e 08 58 cb \tvaddsh %xmm3,%xmm2,%xmm1",}, +{{0x62, 0xf5, 0x6e, 0x08, 0x58, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6e 08 58 8c c8 78 56 34 12 \tvaddsh 0x12345678(%eax,%ecx,8),%xmm2,%xmm1",}, +{{0x62, 0xf3, 0x6c, 0x48, 0xc2, 0xeb, 0x12, }, 7, 0, "", "", +"62 f3 6c 48 c2 eb 12 \tvcmple_oqph %zmm3,%zmm2,%k5",}, +{{0x62, 0xf3, 0x6c, 0x48, 0xc2, 0xac, 0xc8, 0x78, 0x56, 0x34, 0x12, 0x12, }, 12, 0, "", "", +"62 f3 6c 48 c2 ac c8 78 56 34 12 12 \tvcmple_oqph 0x12345678(%eax,%ecx,8),%zmm2,%k5",}, +{{0x62, 0xf3, 0x6c, 0x08, 0xc2, 0xeb, 0x12, }, 7, 0, "", "", +"62 f3 6c 08 c2 eb 12 \tvcmple_oqph %xmm3,%xmm2,%k5",}, +{{0x62, 0xf3, 0x6c, 0x08, 0xc2, 0xac, 0xc8, 0x78, 0x56, 0x34, 0x12, 0x12, }, 12, 0, "", "", +"62 f3 6c 08 c2 ac c8 78 56 34 12 12 \tvcmple_oqph 0x12345678(%eax,%ecx,8),%xmm2,%k5",}, +{{0x62, 0xf3, 0x6c, 0x28, 0xc2, 0xeb, 0x12, }, 7, 0, "", "", +"62 f3 6c 28 c2 eb 12 \tvcmple_oqph %ymm3,%ymm2,%k5",}, +{{0x62, 0xf3, 0x6c, 0x28, 0xc2, 0xac, 0xc8, 0x78, 0x56, 0x34, 0x12, 0x12, }, 12, 0, "", "", +"62 f3 6c 28 c2 ac c8 78 56 34 12 12 \tvcmple_oqph 0x12345678(%eax,%ecx,8),%ymm2,%k5",}, +{{0x62, 0xf3, 0x6e, 0x08, 0xc2, 0xeb, 0x12, }, 7, 0, "", "", +"62 f3 6e 08 c2 eb 12 \tvcmple_oqsh %xmm3,%xmm2,%k5",}, +{{0x62, 0xf3, 0x6e, 0x08, 0xc2, 0xac, 0xc8, 0x78, 0x56, 0x34, 0x12, 0x12, }, 12, 0, "", "", +"62 f3 6e 08 c2 ac c8 78 56 34 12 12 \tvcmple_oqsh 0x12345678(%eax,%ecx,8),%xmm2,%k5",}, +{{0x62, 0xf5, 0x7c, 0x08, 0x2f, 0xca, }, 6, 0, "", "", +"62 f5 7c 08 2f ca \tvcomish %xmm2,%xmm1",}, +{{0x62, 0xf5, 0x7c, 0x08, 0x2f, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 7c 08 2f 8c c8 78 56 34 12 \tvcomish 0x12345678(%eax,%ecx,8),%xmm1",}, +{{0x62, 0xf5, 0x7c, 0x48, 0x5b, 0xca, }, 6, 0, "", "", +"62 f5 7c 48 5b ca \tvcvtdq2ph %zmm2,%ymm1",}, +{{0x62, 0xf5, 0x7c, 0x48, 0x5b, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 7c 48 5b 8c c8 78 56 34 12 \tvcvtdq2ph 0x12345678(%eax,%ecx,8),%ymm1",}, +{{0x62, 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0x5c, 0xcb, }, 6, 0, "", "", +"62 f5 6c 28 5c cb \tvsubph %ymm3,%ymm2,%ymm1",}, +{{0x62, 0xf5, 0x6c, 0x28, 0x5c, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6c 28 5c 8c c8 78 56 34 12 \tvsubph 0x12345678(%rax,%rcx,8),%ymm2,%ymm1",}, +{{0x67, 0x62, 0xf5, 0x6c, 0x28, 0x5c, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 12, 0, "", "", +"67 62 f5 6c 28 5c 8c c8 78 56 34 12 \tvsubph 0x12345678(%eax,%ecx,8),%ymm2,%ymm1",}, +{{0x62, 0xf5, 0x6e, 0x08, 0x5c, 0xcb, }, 6, 0, "", "", +"62 f5 6e 08 5c cb \tvsubsh %xmm3,%xmm2,%xmm1",}, +{{0x62, 0xf5, 0x6e, 0x08, 0x5c, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 6e 08 5c 8c c8 78 56 34 12 \tvsubsh 0x12345678(%rax,%rcx,8),%xmm2,%xmm1",}, +{{0x67, 0x62, 0xf5, 0x6e, 0x08, 0x5c, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 12, 0, "", "", +"67 62 f5 6e 08 5c 8c c8 78 56 34 12 \tvsubsh 0x12345678(%eax,%ecx,8),%xmm2,%xmm1",}, +{{0x62, 0xf5, 0x7c, 0x08, 0x2e, 0xca, }, 6, 0, "", "", +"62 f5 7c 08 2e ca \tvucomish %xmm2,%xmm1",}, +{{0x62, 0xf5, 0x7c, 0x08, 0x2e, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 11, 0, "", "", +"62 f5 7c 08 2e 8c c8 78 56 34 12 \tvucomish 0x12345678(%rax,%rcx,8),%xmm1",}, +{{0x67, 0x62, 0xf5, 0x7c, 0x08, 0x2e, 0x8c, 0xc8, 0x78, 0x56, 0x34, 0x12, }, 12, 0, "", "", +"67 62 f5 7c 08 2e 8c c8 78 56 34 12 \tvucomish 0x12345678(%eax,%ecx,8),%xmm1",}, +{{0xf3, 0x0f, 0x3a, 0xf0, 0xc0, 0x00, }, 6, 0, "", "", +"f3 0f 3a f0 c0 00 \threset $0x0",}, +{{0x0f, 0x01, 0xe8, }, 3, 0, "", "", +"0f 01 e8 \tserialize ",}, +{{0xf2, 0x0f, 0x01, 0xe9, }, 4, 0, "", "", +"f2 0f 01 e9 \txresldtrk ",}, +{{0xf2, 0x0f, 0x01, 0xe8, }, 4, 0, "", "", +"f2 0f 01 e8 \txsusldtrk ",}, {{0x0f, 0x01, 0xcf, }, 3, 0, "", "", "0f 01 cf \tencls ",}, {{0x0f, 0x01, 0xd7, }, 3, 0, "", "", diff --git a/tools/perf/arch/x86/tests/insn-x86-dat-src.c b/tools/perf/arch/x86/tests/insn-x86-dat-src.c index c3808e94c46e..a391464c8dee 100644 --- a/tools/perf/arch/x86/tests/insn-x86-dat-src.c +++ b/tools/perf/arch/x86/tests/insn-x86-dat-src.c @@ -1910,6 +1910,724 @@ int main(void) asm volatile("notrack bnd jmpq *0x12345678(%rax,%rcx,8)"); /* Expecting: jmp indirect 0 */ asm volatile("notrack bnd jmpq *0x12345678(%r8,%rcx,8)"); /* Expecting: jmp indirect 0 */ + /* AMX */ + + asm volatile("ldtilecfg (%rax,%rcx,8)"); + asm volatile("ldtilecfg (%r8,%rcx,8)"); + asm volatile("sttilecfg (%rax,%rcx,8)"); + asm volatile("sttilecfg (%r8,%rcx,8)"); + asm volatile("tdpbf16ps %tmm0, %tmm1, %tmm2"); + asm volatile("tdpbssd %tmm0, %tmm1, %tmm2"); + asm volatile("tdpbsud %tmm0, %tmm1, %tmm2"); + asm volatile("tdpbusd %tmm0, %tmm1, %tmm2"); + asm volatile("tdpbuud %tmm0, %tmm1, %tmm2"); + asm volatile("tileloadd (%rax,%rcx,8), %tmm1"); + asm volatile("tileloadd (%r8,%rcx,8), %tmm2"); + asm volatile("tileloaddt1 (%rax,%rcx,8), %tmm1"); + asm volatile("tileloaddt1 (%r8,%rcx,8), %tmm2"); + asm volatile("tilerelease"); + asm volatile("tilestored %tmm1, (%rax,%rcx,8)"); + asm volatile("tilestored %tmm2, (%r8,%rcx,8)"); + asm volatile("tilezero %tmm0"); + asm volatile("tilezero %tmm7"); + + /* User Interrupt */ + + asm volatile("clui"); + asm volatile("senduipi %rax"); + asm volatile("senduipi %r8"); + asm volatile("stui"); + asm volatile("testui"); + asm volatile("uiret"); + + /* AVX512-FP16 */ + + asm volatile("vaddph %zmm3, %zmm2, %zmm1"); + asm volatile("vaddph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vaddph %xmm3, %xmm2, %xmm1"); + asm volatile("vaddph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vaddph %ymm3, %ymm2, %ymm1"); + asm volatile("vaddph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vaddsh %xmm3, %xmm2, %xmm1"); + asm volatile("vaddsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vaddsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcmpph $0x12, %zmm3, %zmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%rax,%rcx,8), %zmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %zmm2, %k5"); + asm volatile("vcmpph $0x12, %xmm3, %xmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%rax,%rcx,8), %xmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %k5"); + asm volatile("vcmpph $0x12, %ymm3, %ymm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%rax,%rcx,8), %ymm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %ymm2, %k5"); + asm volatile("vcmpsh $0x12, %xmm3, %xmm2, %k5"); + asm volatile("vcmpsh $0x12, 0x12345678(%rax,%rcx,8), %xmm2, %k5"); + asm volatile("vcmpsh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %k5"); + asm volatile("vcomish %xmm2, %xmm1"); + asm volatile("vcomish 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcomish 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtdq2ph %zmm2, %ymm1"); + asm volatile("vcvtdq2ph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtdq2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtdq2ph %xmm2, %xmm1"); + asm volatile("vcvtdq2ph %ymm2, %xmm1"); + asm volatile("vcvtpd2ph %zmm2, %xmm1"); + asm volatile("vcvtpd2ph %xmm2, %xmm1"); + asm volatile("vcvtpd2ph %ymm2, %xmm1"); + asm volatile("vcvtph2dq %ymm2, %zmm1"); + asm volatile("vcvtph2dq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2dq %xmm2, %xmm1"); + asm volatile("vcvtph2dq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2dq %xmm2, %ymm1"); + asm volatile("vcvtph2dq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2pd %xmm2, %zmm1"); + asm volatile("vcvtph2pd 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2pd %xmm2, %xmm1"); + asm volatile("vcvtph2pd 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2pd %xmm2, %ymm1"); + asm volatile("vcvtph2pd 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2ps %ymm2, %zmm1"); + asm volatile("vcvtph2ps 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2ps %xmm2, %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2ps %xmm2, %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2ps %xmm2, %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2ps %xmm2, %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2psx %ymm2, %zmm1"); + asm volatile("vcvtph2psx 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2psx %xmm2, %xmm1"); + asm volatile("vcvtph2psx 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2psx %xmm2, %ymm1"); + asm volatile("vcvtph2psx 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2qq %xmm2, %zmm1"); + asm volatile("vcvtph2qq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2qq %xmm2, %xmm1"); + asm volatile("vcvtph2qq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2qq %xmm2, %ymm1"); + asm volatile("vcvtph2qq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2udq %ymm2, %zmm1"); + asm volatile("vcvtph2udq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2udq %xmm2, %xmm1"); + asm volatile("vcvtph2udq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2udq %xmm2, %ymm1"); + asm volatile("vcvtph2udq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2uqq %xmm2, %zmm1"); + asm volatile("vcvtph2uqq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2uqq %xmm2, %xmm1"); + asm volatile("vcvtph2uqq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2uqq %xmm2, %ymm1"); + asm volatile("vcvtph2uqq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2uw %zmm2, %zmm1"); + asm volatile("vcvtph2uw 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2uw %xmm2, %xmm1"); + asm volatile("vcvtph2uw 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2uw %ymm2, %ymm1"); + asm volatile("vcvtph2uw 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2w %zmm2, %zmm1"); + asm volatile("vcvtph2w 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2w %xmm2, %xmm1"); + asm volatile("vcvtph2w 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2w %ymm2, %ymm1"); + asm volatile("vcvtph2w 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtps2ph $0x12, %zmm1, 0x12345678(%rax,%rcx,8)"); + asm volatile("vcvtps2ph $0x12, %zmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %zmm2, %ymm1"); + asm volatile("vcvtps2ph $0x12, %ymm1, 0x12345678(%rax,%rcx,8)"); + asm volatile("vcvtps2ph $0x12, %ymm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm1, 0x12345678(%rax,%rcx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, 0x12345678(%rax,%rcx,8)"); + asm volatile("vcvtps2ph $0x12, %ymm2, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %xmm2, 0x12345678(%rax,%rcx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm2, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2phx %zmm2, %ymm1"); + asm volatile("vcvtps2phx 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtps2phx 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtps2phx %xmm2, %xmm1"); + asm volatile("vcvtps2phx %ymm2, %xmm1"); + asm volatile("vcvtqq2ph %zmm2, %xmm1"); + asm volatile("vcvtqq2ph %xmm2, %xmm1"); + asm volatile("vcvtqq2ph %ymm2, %xmm1"); + asm volatile("vcvtsd2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2sd 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2si 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvtsh2si 0x12345678(%eax,%ecx,8), %rax"); + asm volatile("vcvtsh2ss 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2usi %xmm1, %eax"); + asm volatile("vcvtsh2usi 0x12345678(%rax,%rcx,8), %eax"); + asm volatile("vcvtsh2usi 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvtsh2usi %xmm1, %rax"); + asm volatile("vcvtsh2usi 0x12345678(%rax,%rcx,8), %rax"); + asm volatile("vcvtsh2usi 0x12345678(%eax,%ecx,8), %rax"); + asm volatile("vcvtsi2sh %eax, %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsi2sh %rax, %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtss2sh %xmm3, %xmm2, %xmm1"); + asm volatile("vcvtss2sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vcvtss2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvttph2dq %ymm2, %zmm1"); + asm volatile("vcvttph2dq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2dq %xmm2, %xmm1"); + asm volatile("vcvttph2dq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2dq %xmm2, %ymm1"); + asm volatile("vcvttph2dq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2qq %xmm2, %zmm1"); + asm volatile("vcvttph2qq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2qq %xmm2, %xmm1"); + asm volatile("vcvttph2qq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2qq %xmm2, %ymm1"); + asm volatile("vcvttph2qq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2udq %ymm2, %zmm1"); + asm volatile("vcvttph2udq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2udq %xmm2, %xmm1"); + asm volatile("vcvttph2udq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2udq %xmm2, %ymm1"); + asm volatile("vcvttph2udq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2uqq %xmm2, %zmm1"); + asm volatile("vcvttph2uqq 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2uqq %xmm2, %xmm1"); + asm volatile("vcvttph2uqq 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2uqq %xmm2, %ymm1"); + asm volatile("vcvttph2uqq 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2uw %zmm2, %zmm1"); + asm volatile("vcvttph2uw 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2uw %xmm2, %xmm1"); + asm volatile("vcvttph2uw 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2uw %ymm2, %ymm1"); + asm volatile("vcvttph2uw 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2w %zmm2, %zmm1"); + asm volatile("vcvttph2w 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2w %xmm2, %xmm1"); + asm volatile("vcvttph2w 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2w %ymm2, %ymm1"); + asm volatile("vcvttph2w 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttsh2si %xmm1, %eax"); + asm volatile("vcvttsh2si 0x12345678(%rax,%rcx,8), %eax"); + asm volatile("vcvttsh2si 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvttsh2si %xmm1, %rax"); + asm volatile("vcvttsh2si 0x12345678(%rax,%rcx,8), %rax"); + asm volatile("vcvttsh2si 0x12345678(%eax,%ecx,8), %rax"); + asm volatile("vcvttsh2usi %xmm1, %eax"); + asm volatile("vcvttsh2usi 0x12345678(%rax,%rcx,8), %eax"); + asm volatile("vcvttsh2usi 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvttsh2usi %xmm1, %rax"); + asm volatile("vcvttsh2usi 0x12345678(%rax,%rcx,8), %rax"); + asm volatile("vcvttsh2usi 0x12345678(%eax,%ecx,8), %rax"); + asm volatile("vcvtudq2ph %zmm2, %ymm1"); + asm volatile("vcvtudq2ph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtudq2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtudq2ph %xmm2, %xmm1"); + asm volatile("vcvtudq2ph %ymm2, %xmm1"); + asm volatile("vcvtuqq2ph %zmm2, %xmm1"); + asm volatile("vcvtuqq2ph %xmm2, %xmm1"); + asm volatile("vcvtuqq2ph %ymm2, %xmm1"); + asm volatile("vcvtusi2sh %eax, %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtusi2sh %rax, %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtuw2ph %zmm2, %zmm1"); + asm volatile("vcvtuw2ph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtuw2ph %xmm2, %xmm1"); + asm volatile("vcvtuw2ph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtuw2ph %ymm2, %ymm1"); + asm volatile("vcvtuw2ph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtw2ph %zmm2, %zmm1"); + asm volatile("vcvtw2ph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtw2ph %xmm2, %xmm1"); + asm volatile("vcvtw2ph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtw2ph %ymm2, %ymm1"); + asm volatile("vcvtw2ph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vdivph %zmm3, %zmm2, %zmm1"); + asm volatile("vdivph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vdivph %xmm3, %xmm2, %xmm1"); + asm volatile("vdivph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vdivph %ymm3, %ymm2, %ymm1"); + asm volatile("vdivph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vdivsh %xmm3, %xmm2, %xmm1"); + asm volatile("vdivsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vdivsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfcmaddcph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfcmaddcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmaddcph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfcmaddcph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfcmaddcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmaddcsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfcmulcph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfcmulcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmulcph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfcmulcph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfcmulcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmulcsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd132sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd213sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd231sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddcph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddcph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddcph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddcsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub132sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub213sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub231sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmulcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmulcph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmulcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmulcph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmulcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmulcph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmulcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmulcsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfmulcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd132sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd213sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd231sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub132ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub132ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub132ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub132sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub213ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub213ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub213ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub213sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub231ph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub231ph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub231ph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub231sh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfpclassph $0x12, %zmm1, %k5"); + asm volatile("vfpclassph $0x12, %xmm1, %k5"); + asm volatile("vfpclassph $0x12, %ymm1, %k5"); + asm volatile("vfpclasssh $0x12, %xmm1, %k5"); + asm volatile("vfpclasssh $0x12, 0x12345678(%rax,%rcx,8), %k5"); + asm volatile("vfpclasssh $0x12, 0x12345678(%eax,%ecx,8), %k5"); + asm volatile("vgetexpph %zmm2, %zmm1"); + asm volatile("vgetexpph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vgetexpph %xmm2, %xmm1"); + asm volatile("vgetexpph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vgetexpph %ymm2, %ymm1"); + asm volatile("vgetexpph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vgetexpsh %xmm3, %xmm2, %xmm1"); + asm volatile("vgetexpsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vgetexpsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vgetmantph $0x12, %zmm2, %zmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vgetmantph $0x12, %xmm2, %xmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vgetmantph $0x12, %ymm2, %ymm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vgetmantsh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vgetmantsh $0x12, 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vgetmantsh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmaxph %zmm3, %zmm2, %zmm1"); + asm volatile("vmaxph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vmaxph %xmm3, %xmm2, %xmm1"); + asm volatile("vmaxph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmaxph %ymm3, %ymm2, %ymm1"); + asm volatile("vmaxph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vmaxsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmaxsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vmaxsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vminph %zmm3, %zmm2, %zmm1"); + asm volatile("vminph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vminph %xmm3, %xmm2, %xmm1"); + asm volatile("vminph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vminph %ymm3, %ymm2, %ymm1"); + asm volatile("vminph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vminsh %xmm3, %xmm2, %xmm1"); + asm volatile("vminsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vminsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmovsh %xmm1, 0x12345678(%rax,%rcx,8)"); + asm volatile("vmovsh %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vmovsh 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vmovsh 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vmovsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmovw %xmm1, %eax"); + asm volatile("vmovw %xmm1, 0x12345678(%rax,%rcx,8)"); + asm volatile("vmovw %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vmovw %eax, %xmm1"); + asm volatile("vmovw 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vmovw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vmulph %zmm3, %zmm2, %zmm1"); + asm volatile("vmulph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vmulph %xmm3, %xmm2, %xmm1"); + asm volatile("vmulph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmulph %ymm3, %ymm2, %ymm1"); + asm volatile("vmulph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vmulsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmulsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vmulsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrcpph %zmm2, %zmm1"); + asm volatile("vrcpph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrcpph %xmm2, %xmm1"); + asm volatile("vrcpph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrcpph %ymm2, %ymm1"); + asm volatile("vrcpph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrcpsh %xmm3, %xmm2, %xmm1"); + asm volatile("vrcpsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vrcpsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vreduceph $0x12, %zmm2, %zmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vreduceph $0x12, %xmm2, %xmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vreduceph $0x12, %ymm2, %ymm1"); + asm volatile("vreduceph $0x12, 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vreducesh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vreducesh $0x12, 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vreducesh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrndscaleph $0x12, %zmm2, %zmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrndscaleph $0x12, %xmm2, %xmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrndscaleph $0x12, %ymm2, %ymm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrndscalesh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vrndscalesh $0x12, 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vrndscalesh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrsqrtph %zmm2, %zmm1"); + asm volatile("vrsqrtph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrsqrtph %xmm2, %xmm1"); + asm volatile("vrsqrtph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrsqrtph %ymm2, %ymm1"); + asm volatile("vrsqrtph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrsqrtsh %xmm3, %xmm2, %xmm1"); + asm volatile("vrsqrtsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vrsqrtsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vscalefph %zmm3, %zmm2, %zmm1"); + asm volatile("vscalefph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vscalefph %xmm3, %xmm2, %xmm1"); + asm volatile("vscalefph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vscalefph %ymm3, %ymm2, %ymm1"); + asm volatile("vscalefph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vscalefsh %xmm3, %xmm2, %xmm1"); + asm volatile("vscalefsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vscalefsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsqrtph %zmm2, %zmm1"); + asm volatile("vsqrtph 0x12345678(%rax,%rcx,8), %zmm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vsqrtph %xmm2, %xmm1"); + asm volatile("vsqrtph 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vsqrtph %ymm2, %ymm1"); + asm volatile("vsqrtph 0x12345678(%rax,%rcx,8), %ymm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vsqrtsh %xmm3, %xmm2, %xmm1"); + asm volatile("vsqrtsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vsqrtsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsubph %zmm3, %zmm2, %zmm1"); + asm volatile("vsubph 0x12345678(%rax,%rcx,8), %zmm2, %zmm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vsubph %xmm3, %xmm2, %xmm1"); + asm volatile("vsubph 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsubph %ymm3, %ymm2, %ymm1"); + asm volatile("vsubph 0x12345678(%rax,%rcx,8), %ymm2, %ymm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vsubsh %xmm3, %xmm2, %xmm1"); + asm volatile("vsubsh 0x12345678(%rax,%rcx,8), %xmm2, %xmm1"); + asm volatile("vsubsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vucomish %xmm2, %xmm1"); + asm volatile("vucomish 0x12345678(%rax,%rcx,8), %xmm1"); + asm volatile("vucomish 0x12345678(%eax,%ecx,8), %xmm1"); + #else /* #ifdef __x86_64__ */ /* bound r32, mem (same op code as EVEX prefix) */ @@ -3670,8 +4388,479 @@ int main(void) asm volatile("notrack bnd jmp *(0x12345678)"); /* Expecting: jmp indirect 0 */ asm volatile("notrack bnd jmp *0x12345678(%eax,%ecx,8)"); /* Expecting: jmp indirect 0 */ + /* AVX512-FP16 */ + + asm volatile("vaddph %zmm3, %zmm2, %zmm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vaddph %xmm3, %xmm2, %xmm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vaddph %ymm3, %ymm2, %ymm1"); + asm volatile("vaddph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vaddsh %xmm3, %xmm2, %xmm1"); + asm volatile("vaddsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcmpph $0x12, %zmm3, %zmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %zmm2, %k5"); + asm volatile("vcmpph $0x12, %xmm3, %xmm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %k5"); + asm volatile("vcmpph $0x12, %ymm3, %ymm2, %k5"); + asm volatile("vcmpph $0x12, 0x12345678(%eax,%ecx,8), %ymm2, %k5"); + asm volatile("vcmpsh $0x12, %xmm3, %xmm2, %k5"); + asm volatile("vcmpsh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %k5"); + asm volatile("vcomish %xmm2, %xmm1"); + asm volatile("vcomish 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtdq2ph %zmm2, %ymm1"); + asm volatile("vcvtdq2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtdq2ph %xmm2, %xmm1"); + asm volatile("vcvtdq2ph %ymm2, %xmm1"); + asm volatile("vcvtpd2ph %zmm2, %xmm1"); + asm volatile("vcvtpd2ph %xmm2, %xmm1"); + asm volatile("vcvtpd2ph %ymm2, %xmm1"); + asm volatile("vcvtph2dq %ymm2, %zmm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2dq %xmm2, %xmm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2dq %xmm2, %ymm1"); + asm volatile("vcvtph2dq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2pd %xmm2, %zmm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2pd %xmm2, %xmm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2pd %xmm2, %ymm1"); + asm volatile("vcvtph2pd 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2ps %ymm2, %zmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2ps %xmm2, %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2ps %xmm2, %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2ps %xmm2, %xmm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2ps %xmm2, %ymm1"); + asm volatile("vcvtph2ps 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2psx %ymm2, %zmm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2psx %xmm2, %xmm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2psx %xmm2, %ymm1"); + asm volatile("vcvtph2psx 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2qq %xmm2, %zmm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2qq %xmm2, %xmm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2qq %xmm2, %ymm1"); + asm volatile("vcvtph2qq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2udq %ymm2, %zmm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2udq %xmm2, %xmm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2udq %xmm2, %ymm1"); + asm volatile("vcvtph2udq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2uqq %xmm2, %zmm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2uqq %xmm2, %xmm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2uqq %xmm2, %ymm1"); + asm volatile("vcvtph2uqq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2uw %zmm2, %zmm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2uw %xmm2, %xmm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2uw %ymm2, %ymm1"); + asm volatile("vcvtph2uw 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtph2w %zmm2, %zmm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtph2w %xmm2, %xmm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtph2w %ymm2, %ymm1"); + asm volatile("vcvtph2w 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtps2ph $0x12, %zmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %zmm2, %ymm1"); + asm volatile("vcvtps2ph $0x12, %ymm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %ymm2, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2ph $0x12, %xmm2, %xmm1"); + asm volatile("vcvtps2ph $0x12, %xmm2, 0x12345678(%eax,%ecx,8)"); + asm volatile("vcvtps2phx %zmm2, %ymm1"); + asm volatile("vcvtps2phx 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtps2phx %xmm2, %xmm1"); + asm volatile("vcvtps2phx %ymm2, %xmm1"); + asm volatile("vcvtqq2ph %zmm2, %xmm1"); + asm volatile("vcvtqq2ph %xmm2, %xmm1"); + asm volatile("vcvtqq2ph %ymm2, %xmm1"); + asm volatile("vcvtsd2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2sd 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2si 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvtsh2ss 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsh2usi %xmm1, %eax"); + asm volatile("vcvtsh2usi 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvtsi2sh %eax, %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtsi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtss2sh %xmm3, %xmm2, %xmm1"); + asm volatile("vcvtss2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvttph2dq %ymm2, %zmm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2dq %xmm2, %xmm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2dq %xmm2, %ymm1"); + asm volatile("vcvttph2dq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2qq %xmm2, %zmm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2qq %xmm2, %xmm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2qq %xmm2, %ymm1"); + asm volatile("vcvttph2qq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2udq %ymm2, %zmm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2udq %xmm2, %xmm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2udq %xmm2, %ymm1"); + asm volatile("vcvttph2udq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2uqq %xmm2, %zmm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2uqq %xmm2, %xmm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2uqq %xmm2, %ymm1"); + asm volatile("vcvttph2uqq 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2uw %zmm2, %zmm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2uw %xmm2, %xmm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2uw %ymm2, %ymm1"); + asm volatile("vcvttph2uw 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttph2w %zmm2, %zmm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvttph2w %xmm2, %xmm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvttph2w %ymm2, %ymm1"); + asm volatile("vcvttph2w 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvttsh2si %xmm1, %eax"); + asm volatile("vcvttsh2si 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvttsh2usi %xmm1, %eax"); + asm volatile("vcvttsh2usi 0x12345678(%eax,%ecx,8), %eax"); + asm volatile("vcvtudq2ph %zmm2, %ymm1"); + asm volatile("vcvtudq2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtudq2ph %xmm2, %xmm1"); + asm volatile("vcvtudq2ph %ymm2, %xmm1"); + asm volatile("vcvtuqq2ph %zmm2, %xmm1"); + asm volatile("vcvtuqq2ph %xmm2, %xmm1"); + asm volatile("vcvtuqq2ph %ymm2, %xmm1"); + asm volatile("vcvtusi2sh %eax, %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtusi2sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vcvtuw2ph %zmm2, %zmm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtuw2ph %xmm2, %xmm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtuw2ph %ymm2, %ymm1"); + asm volatile("vcvtuw2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vcvtw2ph %zmm2, %zmm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vcvtw2ph %xmm2, %xmm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vcvtw2ph %ymm2, %ymm1"); + asm volatile("vcvtw2ph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vdivph %zmm3, %zmm2, %zmm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vdivph %xmm3, %xmm2, %xmm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vdivph %ymm3, %ymm2, %ymm1"); + asm volatile("vdivph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vdivsh %xmm3, %xmm2, %xmm1"); + asm volatile("vdivsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfcmaddcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmaddcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfcmaddcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfcmaddcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmaddcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfcmulcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfcmulcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfcmulcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfcmulcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfcmulcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmadd231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmadd231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmaddsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmaddsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmaddsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmaddsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsub231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsub231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmsubadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmsubadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmsubadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmsubadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmulcph %zmm3, %zmm2, %zmm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfmulcph %xmm3, %xmm2, %xmm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfmulcph %ymm3, %ymm2, %ymm1"); + asm volatile("vfmulcph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfmulcsh %xmm3, %xmm2, %xmm1"); + asm volatile("vfmulcsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmadd231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmadd231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmadd231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmadd231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmadd231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub132ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub132ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub132ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub132sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub132sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub213ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub213ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub213ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub213sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub213sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231ph %zmm3, %zmm2, %zmm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vfnmsub231ph %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfnmsub231ph %ymm3, %ymm2, %ymm1"); + asm volatile("vfnmsub231ph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vfnmsub231sh %xmm3, %xmm2, %xmm1"); + asm volatile("vfnmsub231sh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vfpclassph $0x12, %zmm1, %k5"); + asm volatile("vfpclassph $0x12, %xmm1, %k5"); + asm volatile("vfpclassph $0x12, %ymm1, %k5"); + asm volatile("vfpclasssh $0x12, %xmm1, %k5"); + asm volatile("vfpclasssh $0x12, 0x12345678(%eax,%ecx,8), %k5"); + asm volatile("vgetexpph %zmm2, %zmm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vgetexpph %xmm2, %xmm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vgetexpph %ymm2, %ymm1"); + asm volatile("vgetexpph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vgetexpsh %xmm3, %xmm2, %xmm1"); + asm volatile("vgetexpsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vgetmantph $0x12, %zmm2, %zmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vgetmantph $0x12, %xmm2, %xmm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vgetmantph $0x12, %ymm2, %ymm1"); + asm volatile("vgetmantph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vgetmantsh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vgetmantsh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmaxph %zmm3, %zmm2, %zmm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vmaxph %xmm3, %xmm2, %xmm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmaxph %ymm3, %ymm2, %ymm1"); + asm volatile("vmaxph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vmaxsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmaxsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vminph %zmm3, %zmm2, %zmm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vminph %xmm3, %xmm2, %xmm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vminph %ymm3, %ymm2, %ymm1"); + asm volatile("vminph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vminsh %xmm3, %xmm2, %xmm1"); + asm volatile("vminsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmovsh %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vmovsh 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vmovsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmovw %xmm1, %eax"); + asm volatile("vmovw %xmm1, 0x12345678(%eax,%ecx,8)"); + asm volatile("vmovw %eax, %xmm1"); + asm volatile("vmovw 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vmulph %zmm3, %zmm2, %zmm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vmulph %xmm3, %xmm2, %xmm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vmulph %ymm3, %ymm2, %ymm1"); + asm volatile("vmulph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vmulsh %xmm3, %xmm2, %xmm1"); + asm volatile("vmulsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrcpph %zmm2, %zmm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrcpph %xmm2, %xmm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrcpph %ymm2, %ymm1"); + asm volatile("vrcpph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrcpsh %xmm3, %xmm2, %xmm1"); + asm volatile("vrcpsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vreduceph $0x12, %zmm2, %zmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vreduceph $0x12, %xmm2, %xmm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vreduceph $0x12, %ymm2, %ymm1"); + asm volatile("vreduceph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vreducesh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vreducesh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrndscaleph $0x12, %zmm2, %zmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrndscaleph $0x12, %xmm2, %xmm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrndscaleph $0x12, %ymm2, %ymm1"); + asm volatile("vrndscaleph $0x12, 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrndscalesh $0x12, %xmm3, %xmm2, %xmm1"); + asm volatile("vrndscalesh $0x12, 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vrsqrtph %zmm2, %zmm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vrsqrtph %xmm2, %xmm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vrsqrtph %ymm2, %ymm1"); + asm volatile("vrsqrtph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vrsqrtsh %xmm3, %xmm2, %xmm1"); + asm volatile("vrsqrtsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vscalefph %zmm3, %zmm2, %zmm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vscalefph %xmm3, %xmm2, %xmm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vscalefph %ymm3, %ymm2, %ymm1"); + asm volatile("vscalefph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vscalefsh %xmm3, %xmm2, %xmm1"); + asm volatile("vscalefsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsqrtph %zmm2, %zmm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %zmm1"); + asm volatile("vsqrtph %xmm2, %xmm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %xmm1"); + asm volatile("vsqrtph %ymm2, %ymm1"); + asm volatile("vsqrtph 0x12345678(%eax,%ecx,8), %ymm1"); + asm volatile("vsqrtsh %xmm3, %xmm2, %xmm1"); + asm volatile("vsqrtsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsubph %zmm3, %zmm2, %zmm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %zmm2, %zmm1"); + asm volatile("vsubph %xmm3, %xmm2, %xmm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vsubph %ymm3, %ymm2, %ymm1"); + asm volatile("vsubph 0x12345678(%eax,%ecx,8), %ymm2, %ymm1"); + asm volatile("vsubsh %xmm3, %xmm2, %xmm1"); + asm volatile("vsubsh 0x12345678(%eax,%ecx,8), %xmm2, %xmm1"); + asm volatile("vucomish %xmm2, %xmm1"); + asm volatile("vucomish 0x12345678(%eax,%ecx,8), %xmm1"); + #endif /* #ifndef __x86_64__ */ + /* Prediction history reset */ + + asm volatile("hreset $0"); + + /* Serialize instruction execution */ + + asm volatile("serialize"); + + /* TSX suspend load address tracking */ + + asm volatile("xresldtrk"); + asm volatile("xsusldtrk"); + /* SGX */ asm volatile("encls"); diff --git a/tools/perf/arch/x86/util/evlist.c b/tools/perf/arch/x86/util/evlist.c index f924246eff78..8d9b55959256 100644 --- a/tools/perf/arch/x86/util/evlist.c +++ b/tools/perf/arch/x86/util/evlist.c @@ -29,7 +29,7 @@ struct evsel *arch_evlist__leader(struct list_head *list) __evlist__for_each_entry(list, evsel) { if (evsel->pmu_name && !strcmp(evsel->pmu_name, "cpu") && - evsel->name && strstr(evsel->name, "slots")) + evsel->name && strcasestr(evsel->name, "slots")) return evsel; } return first; diff --git a/tools/perf/bench/epoll-ctl.c b/tools/perf/bench/epoll-ctl.c index 740ae764537e..134612bde0cb 100644 --- a/tools/perf/bench/epoll-ctl.c +++ b/tools/perf/bench/epoll-ctl.c @@ -106,7 +106,7 @@ static void nest_epollfd(void) printinfo("Nesting level(s): %d\n", nested); epollfdp = calloc(nested, sizeof(int)); - if (!epollfd) + if (!epollfdp) err(EXIT_FAILURE, "calloc"); for (i = 0; i < nested; i++) { diff --git a/tools/perf/builtin-script.c b/tools/perf/builtin-script.c index abae8184e171..fa478ddcd18a 100644 --- a/tools/perf/builtin-script.c +++ b/tools/perf/builtin-script.c @@ -463,7 +463,7 @@ static int evsel__check_attr(struct evsel *evsel, struct perf_session *session) return -EINVAL; if (PRINT_FIELD(WEIGHT) && - evsel__check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT)) + evsel__do_check_stype(evsel, PERF_SAMPLE_WEIGHT_TYPE, "WEIGHT", PERF_OUTPUT_WEIGHT, allow_user_set)) return -EINVAL; if (PRINT_FIELD(SYM) && diff --git a/tools/perf/builtin-trace.c b/tools/perf/builtin-trace.c index 32844d8a0ea5..52b137a184a6 100644 --- a/tools/perf/builtin-trace.c +++ b/tools/perf/builtin-trace.c @@ -1536,13 +1536,20 @@ static size_t trace__fprintf_tstamp(struct trace *trace, u64 tstamp, FILE *fp) return fprintf(fp, " ? "); } +static pid_t workload_pid = -1; static bool done = false; static bool interrupted = false; -static void sig_handler(int sig) +static void sighandler_interrupt(int sig __maybe_unused) { - done = true; - interrupted = sig == SIGINT; + done = interrupted = true; +} + +static void sighandler_chld(int sig __maybe_unused, siginfo_t *info, + void *context __maybe_unused) +{ + if (info->si_pid == workload_pid) + done = true; } static size_t trace__fprintf_comm_tid(struct trace *trace, struct thread *thread, FILE *fp) @@ -3938,7 +3945,6 @@ static int trace__run(struct trace *trace, int argc, const char **argv) bool draining = false; trace->live = true; - signal(SIGCHLD, sig_handler); if (!trace->raw_augmented_syscalls) { if (trace->trace_syscalls && trace__add_syscall_newtp(trace)) @@ -4018,6 +4024,7 @@ static int trace__run(struct trace *trace, int argc, const char **argv) fprintf(trace->output, "Couldn't run the workload!\n"); goto out_delete_evlist; } + workload_pid = evlist->workload.pid; } err = evlist__open(evlist); @@ -4887,10 +4894,16 @@ int cmd_trace(int argc, const char **argv) const char * const trace_subcommands[] = { "record", NULL }; int err = -1; char bf[BUFSIZ]; + struct sigaction sigchld_act; signal(SIGSEGV, sighandler_dump_stack); signal(SIGFPE, sighandler_dump_stack); - signal(SIGINT, sig_handler); + signal(SIGINT, sighandler_interrupt); + + memset(&sigchld_act, 0, sizeof(sigchld_act)); + sigchld_act.sa_flags = SA_SIGINFO; + sigchld_act.sa_sigaction = sighandler_chld; + sigaction(SIGCHLD, &sigchld_act, NULL); trace.evlist = evlist__new(); trace.sctbl = syscalltbl__new(); diff --git a/tools/perf/tests/attr/README b/tools/perf/tests/attr/README index a36f49fb4dbe..1116fc6bf2ac 100644 --- a/tools/perf/tests/attr/README +++ b/tools/perf/tests/attr/README @@ -45,8 +45,10 @@ Following tests are defined (with perf commands): perf record -d kill (test-record-data) perf record -F 100 kill (test-record-freq) perf record -g kill (test-record-graph-default) + perf record -g kill (test-record-graph-default-aarch64) perf record --call-graph dwarf kill (test-record-graph-dwarf) perf record --call-graph fp kill (test-record-graph-fp) + perf record --call-graph fp kill (test-record-graph-fp-aarch64) perf record --group -e cycles,instructions kill (test-record-group) perf record -e '{cycles,instructions}' kill (test-record-group1) perf record -e '{cycles/period=1/,instructions/period=2/}:S' kill (test-record-group2) diff --git a/tools/perf/tests/attr/test-record-graph-default b/tools/perf/tests/attr/test-record-graph-default index 5d8234d50845..f0a18b4ea4f5 100644 --- a/tools/perf/tests/attr/test-record-graph-default +++ b/tools/perf/tests/attr/test-record-graph-default @@ -2,6 +2,8 @@ command = record args = --no-bpf-event -g kill >/dev/null 2>&1 ret = 1 +# arm64 enables registers in the default mode (fp) +arch = !aarch64 [event:base-record] sample_type=295 diff --git a/tools/perf/tests/attr/test-record-graph-default-aarch64 b/tools/perf/tests/attr/test-record-graph-default-aarch64 new file mode 100644 index 000000000000..e98d62efb6f7 --- /dev/null +++ b/tools/perf/tests/attr/test-record-graph-default-aarch64 @@ -0,0 +1,9 @@ +[config] +command = record +args = --no-bpf-event -g kill >/dev/null 2>&1 +ret = 1 +arch = aarch64 + +[event:base-record] +sample_type=4391 +sample_regs_user=1073741824 diff --git a/tools/perf/tests/attr/test-record-graph-fp b/tools/perf/tests/attr/test-record-graph-fp index 5630521c0b0f..a6e60e839205 100644 --- a/tools/perf/tests/attr/test-record-graph-fp +++ b/tools/perf/tests/attr/test-record-graph-fp @@ -2,6 +2,8 @@ command = record args = --no-bpf-event --call-graph fp kill >/dev/null 2>&1 ret = 1 +# arm64 enables registers in fp mode +arch = !aarch64 [event:base-record] sample_type=295 diff --git a/tools/perf/tests/attr/test-record-graph-fp-aarch64 b/tools/perf/tests/attr/test-record-graph-fp-aarch64 new file mode 100644 index 000000000000..cbeea9971285 --- /dev/null +++ b/tools/perf/tests/attr/test-record-graph-fp-aarch64 @@ -0,0 +1,9 @@ +[config] +command = record +args = --no-bpf-event --call-graph fp kill >/dev/null 2>&1 +ret = 1 +arch = aarch64 + +[event:base-record] +sample_type=4391 +sample_regs_user=1073741824 diff --git a/tools/perf/tests/sigtrap.c b/tools/perf/tests/sigtrap.c index 1f147fe6595f..e32ece90e164 100644 --- a/tools/perf/tests/sigtrap.c +++ b/tools/perf/tests/sigtrap.c @@ -22,19 +22,6 @@ #include "tests.h" #include "../perf-sys.h" -/* - * PowerPC and S390 do not support creation of instruction breakpoints using the - * perf_event interface. - * - * Just disable the test for these architectures until these issues are - * resolved. - */ -#if defined(__powerpc__) || defined(__s390x__) -#define BP_ACCOUNT_IS_SUPPORTED 0 -#else -#define BP_ACCOUNT_IS_SUPPORTED 1 -#endif - #define NUM_THREADS 5 static struct { @@ -135,7 +122,7 @@ static int test__sigtrap(struct test_suite *test __maybe_unused, int subtest __m char sbuf[STRERR_BUFSIZE]; int i, fd, ret = TEST_FAIL; - if (!BP_ACCOUNT_IS_SUPPORTED) { + if (!BP_SIGNAL_IS_SUPPORTED) { pr_debug("Test not supported on this architecture"); return TEST_SKIP; } diff --git a/tools/perf/util/bpf-loader.c b/tools/perf/util/bpf-loader.c index 7ecfaac7536a..16ec605a9fe4 100644 --- a/tools/perf/util/bpf-loader.c +++ b/tools/perf/util/bpf-loader.c @@ -1220,9 +1220,10 @@ bpf__obj_config_map(struct bpf_object *obj, pr_debug("ERROR: Invalid map config option '%s'\n", map_opt); err = -BPF_LOADER_ERRNO__OBJCONF_MAP_OPT; out: - free(map_name); if (!err) *key_scan_pos += strlen(map_opt); + + free(map_name); return err; } diff --git a/tools/perf/util/cs-etm.c b/tools/perf/util/cs-etm.c index 4f672f7d008c..8b95fb3c4d7b 100644 --- a/tools/perf/util/cs-etm.c +++ b/tools/perf/util/cs-etm.c @@ -50,8 +50,6 @@ struct cs_etm_auxtrace { u8 timeless_decoding; u8 snapshot_mode; u8 data_queued; - u8 sample_branches; - u8 sample_instructions; int num_cpu; u64 latest_kernel_timestamp; @@ -410,8 +408,8 @@ static void cs_etm__packet_swap(struct cs_etm_auxtrace *etm, { struct cs_etm_packet *tmp; - if (etm->sample_branches || etm->synth_opts.last_branch || - etm->sample_instructions) { + if (etm->synth_opts.branches || etm->synth_opts.last_branch || + etm->synth_opts.instructions) { /* * Swap PACKET with PREV_PACKET: PACKET becomes PREV_PACKET for * the next incoming packet. @@ -1365,7 +1363,6 @@ static int cs_etm__synth_events(struct cs_etm_auxtrace *etm, err = cs_etm__synth_event(session, &attr, id); if (err) return err; - etm->sample_branches = true; etm->branches_sample_type = attr.sample_type; etm->branches_id = id; id += 1; @@ -1389,7 +1386,6 @@ static int cs_etm__synth_events(struct cs_etm_auxtrace *etm, err = cs_etm__synth_event(session, &attr, id); if (err) return err; - etm->sample_instructions = true; etm->instructions_sample_type = attr.sample_type; etm->instructions_id = id; id += 1; @@ -1420,7 +1416,7 @@ static int cs_etm__sample(struct cs_etm_queue *etmq, tidq->prev_packet->last_instr_taken_branch) cs_etm__update_last_branch_rb(etmq, tidq); - if (etm->sample_instructions && + if (etm->synth_opts.instructions && tidq->period_instructions >= etm->instructions_sample_period) { /* * Emit instruction sample periodically @@ -1503,7 +1499,7 @@ static int cs_etm__sample(struct cs_etm_queue *etmq, } } - if (etm->sample_branches) { + if (etm->synth_opts.branches) { bool generate_sample = false; /* Generate sample for tracing on packet */ @@ -1557,6 +1553,7 @@ static int cs_etm__flush(struct cs_etm_queue *etmq, goto swap_packet; if (etmq->etm->synth_opts.last_branch && + etmq->etm->synth_opts.instructions && tidq->prev_packet->sample_type == CS_ETM_RANGE) { u64 addr; @@ -1582,7 +1579,7 @@ static int cs_etm__flush(struct cs_etm_queue *etmq, } - if (etm->sample_branches && + if (etm->synth_opts.branches && tidq->prev_packet->sample_type == CS_ETM_RANGE) { err = cs_etm__synth_branch_sample(etmq, tidq); if (err) @@ -1614,6 +1611,7 @@ static int cs_etm__end_block(struct cs_etm_queue *etmq, * the trace. */ if (etmq->etm->synth_opts.last_branch && + etmq->etm->synth_opts.instructions && tidq->prev_packet->sample_type == CS_ETM_RANGE) { u64 addr; diff --git a/tools/perf/util/data.c b/tools/perf/util/data.c index f5d260b1df4d..15a4547d608e 100644 --- a/tools/perf/util/data.c +++ b/tools/perf/util/data.c @@ -44,10 +44,6 @@ int perf_data__create_dir(struct perf_data *data, int nr) if (!files) return -ENOMEM; - data->dir.version = PERF_DIR_VERSION; - data->dir.files = files; - data->dir.nr = nr; - for (i = 0; i < nr; i++) { struct perf_data_file *file = &files[i]; @@ -62,6 +58,9 @@ int perf_data__create_dir(struct perf_data *data, int nr) file->fd = ret; } + data->dir.version = PERF_DIR_VERSION; + data->dir.files = files; + data->dir.nr = nr; return 0; out_err: diff --git a/tools/perf/util/evlist-hybrid.c b/tools/perf/util/evlist-hybrid.c index 7f234215147d..57f02beef023 100644 --- a/tools/perf/util/evlist-hybrid.c +++ b/tools/perf/util/evlist-hybrid.c @@ -154,8 +154,8 @@ int evlist__fix_hybrid_cpus(struct evlist *evlist, const char *cpu_list) perf_cpu_map__put(matched_cpus); perf_cpu_map__put(unmatched_cpus); } - - ret = (unmatched_count == events_nr) ? -1 : 0; + if (events_nr) + ret = (unmatched_count == events_nr) ? -1 : 0; out: perf_cpu_map__put(cpus); return ret; diff --git a/tools/perf/util/evlist.c b/tools/perf/util/evlist.c index eaad04e1672a..41a66a48cbdf 100644 --- a/tools/perf/util/evlist.c +++ b/tools/perf/util/evlist.c @@ -346,7 +346,7 @@ struct evlist_cpu_iterator evlist__cpu_begin(struct evlist *evlist, struct affin { struct evlist_cpu_iterator itr = { .container = evlist, - .evsel = evlist__first(evlist), + .evsel = NULL, .cpu_map_idx = 0, .evlist_cpu_map_idx = 0, .evlist_cpu_map_nr = perf_cpu_map__nr(evlist->core.all_cpus), @@ -354,16 +354,22 @@ struct evlist_cpu_iterator evlist__cpu_begin(struct evlist *evlist, struct affin .affinity = affinity, }; - if (itr.affinity) { - itr.cpu = perf_cpu_map__cpu(evlist->core.all_cpus, 0); - affinity__set(itr.affinity, itr.cpu.cpu); - itr.cpu_map_idx = perf_cpu_map__idx(itr.evsel->core.cpus, itr.cpu); - /* - * If this CPU isn't in the evsel's cpu map then advance through - * the list. - */ - if (itr.cpu_map_idx == -1) - evlist_cpu_iterator__next(&itr); + if (evlist__empty(evlist)) { + /* Ensure the empty list doesn't iterate. */ + itr.evlist_cpu_map_idx = itr.evlist_cpu_map_nr; + } else { + itr.evsel = evlist__first(evlist); + if (itr.affinity) { + itr.cpu = perf_cpu_map__cpu(evlist->core.all_cpus, 0); + affinity__set(itr.affinity, itr.cpu.cpu); + itr.cpu_map_idx = perf_cpu_map__idx(itr.evsel->core.cpus, itr.cpu); + /* + * If this CPU isn't in the evsel's cpu map then advance + * through the list. + */ + if (itr.cpu_map_idx == -1) + evlist_cpu_iterator__next(&itr); + } } return itr; } diff --git a/tools/perf/util/include/linux/linkage.h b/tools/perf/util/include/linux/linkage.h index 5acf053fca7d..aa0c5179836d 100644 --- a/tools/perf/util/include/linux/linkage.h +++ b/tools/perf/util/include/linux/linkage.h @@ -50,41 +50,32 @@ #ifndef SYM_END #define SYM_END(name, sym_type) \ .type name sym_type ASM_NL \ + .set .L__sym_size_##name, .-name ASM_NL \ .size name, .-name #endif -/* - * SYM_FUNC_START_ALIAS -- use where there are two global names for one - * function - */ -#ifndef SYM_FUNC_START_ALIAS -#define SYM_FUNC_START_ALIAS(name) \ - SYM_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) +/* SYM_ALIAS -- use only if you have to */ +#ifndef SYM_ALIAS +#define SYM_ALIAS(alias, name, sym_type, linkage) \ + linkage(alias) ASM_NL \ + .set alias, name ASM_NL \ + .type alias sym_type ASM_NL \ + .set .L__sym_size_##alias, .L__sym_size_##name ASM_NL \ + .size alias, .L__sym_size_##alias #endif /* SYM_FUNC_START -- use for global functions */ #ifndef SYM_FUNC_START -/* - * The same as SYM_FUNC_START_ALIAS, but we will need to distinguish these two - * later. - */ #define SYM_FUNC_START(name) \ SYM_START(name, SYM_L_GLOBAL, SYM_A_ALIGN) #endif /* SYM_FUNC_START_LOCAL -- use for local functions */ #ifndef SYM_FUNC_START_LOCAL -/* the same as SYM_FUNC_START_LOCAL_ALIAS, see comment near SYM_FUNC_START */ #define SYM_FUNC_START_LOCAL(name) \ SYM_START(name, SYM_L_LOCAL, SYM_A_ALIGN) #endif -/* SYM_FUNC_END_ALIAS -- the end of LOCAL_ALIASed or ALIASed function */ -#ifndef SYM_FUNC_END_ALIAS -#define SYM_FUNC_END_ALIAS(name) \ - SYM_END(name, SYM_T_FUNC) -#endif - /* SYM_FUNC_START_WEAK -- use for weak functions */ #ifndef SYM_FUNC_START_WEAK #define SYM_FUNC_START_WEAK(name) \ @@ -96,9 +87,32 @@ * SYM_FUNC_START_WEAK, ... */ #ifndef SYM_FUNC_END -/* the same as SYM_FUNC_END_ALIAS, see comment near SYM_FUNC_START */ #define SYM_FUNC_END(name) \ SYM_END(name, SYM_T_FUNC) #endif +/* + * SYM_FUNC_ALIAS -- define a global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS +#define SYM_FUNC_ALIAS(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_GLOBAL) +#endif + +/* + * SYM_FUNC_ALIAS_LOCAL -- define a local alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_LOCAL +#define SYM_FUNC_ALIAS_LOCAL(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_LOCAL) +#endif + +/* + * SYM_FUNC_ALIAS_WEAK -- define a weak global alias for an existing function + */ +#ifndef SYM_FUNC_ALIAS_WEAK +#define SYM_FUNC_ALIAS_WEAK(alias, name) \ + SYM_ALIAS(alias, name, SYM_T_FUNC, SYM_L_WEAK) +#endif + #endif /* PERF_LINUX_LINKAGE_H_ */ diff --git a/tools/perf/util/parse-events.c b/tools/perf/util/parse-events.c index 9739b05b999e..24997925ae00 100644 --- a/tools/perf/util/parse-events.c +++ b/tools/perf/util/parse-events.c @@ -1648,6 +1648,7 @@ int parse_events_multi_pmu_add(struct parse_events_state *parse_state, { struct parse_events_term *term; struct list_head *list = NULL; + struct list_head *orig_head = NULL; struct perf_pmu *pmu = NULL; int ok = 0; char *config; @@ -1674,7 +1675,6 @@ int parse_events_multi_pmu_add(struct parse_events_state *parse_state, } list_add_tail(&term->list, head); - /* Add it for all PMUs that support the alias */ list = malloc(sizeof(struct list_head)); if (!list) @@ -1687,13 +1687,15 @@ int parse_events_multi_pmu_add(struct parse_events_state *parse_state, list_for_each_entry(alias, &pmu->aliases, list) { if (!strcasecmp(alias->name, str)) { + parse_events_copy_term_list(head, &orig_head); if (!parse_events_add_pmu(parse_state, list, - pmu->name, head, + pmu->name, orig_head, true, true)) { pr_debug("%s -> %s/%s/\n", str, pmu->name, alias->str); ok++; } + parse_events_terms__delete(orig_head); } } } @@ -2193,7 +2195,7 @@ int perf_pmu__test_parse_init(void) for (i = 0; i < ARRAY_SIZE(symbols); i++, tmp++) { tmp->type = symbols[i].type; tmp->symbol = strdup(symbols[i].symbol); - if (!list->symbol) + if (!tmp->symbol) goto err_free; } diff --git a/tools/perf/util/symbol.c b/tools/perf/util/symbol.c index b2ed3140a1fa..dfde9eada224 100644 --- a/tools/perf/util/symbol.c +++ b/tools/perf/util/symbol.c @@ -231,7 +231,7 @@ void symbols__fixup_end(struct rb_root_cached *symbols) prev = curr; curr = rb_entry(nd, struct symbol, rb_node); - if (prev->end == prev->start && prev->end != curr->start) + if (prev->end == prev->start || prev->end != curr->start) arch__symbols__fixup_end(prev, curr); } diff --git a/tools/testing/selftests/arm64/abi/syscall-abi.c b/tools/testing/selftests/arm64/abi/syscall-abi.c index d8eeeafb50dc..1e13b7523918 100644 --- a/tools/testing/selftests/arm64/abi/syscall-abi.c +++ b/tools/testing/selftests/arm64/abi/syscall-abi.c @@ -18,7 +18,6 @@ #include "../../kselftest.h" -#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0])) #define NUM_VL ((SVE_VQ_MAX - SVE_VQ_MIN) + 1) extern void do_syscall(int sve_vl); diff --git a/tools/testing/selftests/arm64/fp/sve-ptrace.c b/tools/testing/selftests/arm64/fp/sve-ptrace.c index a3c1e67441f9..4c418b2021e0 100644 --- a/tools/testing/selftests/arm64/fp/sve-ptrace.c +++ b/tools/testing/selftests/arm64/fp/sve-ptrace.c @@ -21,8 +21,6 @@ #include "../../kselftest.h" -#define ARRAY_SIZE(a) (sizeof(a) / sizeof(a[0])) - /* <linux/elf.h> and <sys/auxv.h> don't like each other, so: */ #ifndef NT_ARM_SVE #define NT_ARM_SVE 0x405 @@ -489,6 +487,8 @@ static int do_parent(pid_t child) unsigned int vq, vl; bool vl_supported; + ksft_print_msg("Parent is %d, child is %d\n", getpid(), child); + /* Attach to the child */ while (1) { int sig; diff --git a/tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c b/tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c index a876db1f096a..325bca0de0f6 100644 --- a/tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c +++ b/tools/testing/selftests/arm64/mte/check_gcr_el1_cswitch.c @@ -19,17 +19,6 @@ #include "kselftest.h" #include "mte_common_util.h" -#define PR_SET_TAGGED_ADDR_CTRL 55 -#define PR_GET_TAGGED_ADDR_CTRL 56 -# define PR_TAGGED_ADDR_ENABLE (1UL << 0) -# define PR_MTE_TCF_SHIFT 1 -# define PR_MTE_TCF_NONE (0UL << PR_MTE_TCF_SHIFT) -# define PR_MTE_TCF_SYNC (1UL << PR_MTE_TCF_SHIFT) -# define PR_MTE_TCF_ASYNC (2UL << PR_MTE_TCF_SHIFT) -# define PR_MTE_TCF_MASK (3UL << PR_MTE_TCF_SHIFT) -# define PR_MTE_TAG_SHIFT 3 -# define PR_MTE_TAG_MASK (0xffffUL << PR_MTE_TAG_SHIFT) - #include "mte_def.h" #define NUM_ITERATIONS 1024 diff --git a/tools/testing/selftests/arm64/mte/check_user_mem.c b/tools/testing/selftests/arm64/mte/check_user_mem.c index 1de7a0abd0ae..f4ae5f87a3b7 100644 --- a/tools/testing/selftests/arm64/mte/check_user_mem.c +++ b/tools/testing/selftests/arm64/mte/check_user_mem.c @@ -3,6 +3,7 @@ #define _GNU_SOURCE +#include <assert.h> #include <errno.h> #include <fcntl.h> #include <signal.h> @@ -11,6 +12,7 @@ #include <string.h> #include <ucontext.h> #include <unistd.h> +#include <sys/uio.h> #include <sys/mman.h> #include "kselftest.h" @@ -19,14 +21,28 @@ static size_t page_sz; -static int check_usermem_access_fault(int mem_type, int mode, int mapping) +#define TEST_NAME_MAX 100 + +enum test_type { + READ_TEST, + WRITE_TEST, + READV_TEST, + WRITEV_TEST, + LAST_TEST, +}; + +static int check_usermem_access_fault(int mem_type, int mode, int mapping, + int tag_offset, int tag_len, + enum test_type test_type) { int fd, i, err; char val = 'A'; - size_t len, read_len; + ssize_t len, syscall_len; void *ptr, *ptr_next; + int fileoff, ptroff, size; + int sizes[] = {1, 2, 3, 8, 16, 32, 4096, page_sz}; - err = KSFT_FAIL; + err = KSFT_PASS; len = 2 * page_sz; mte_switch_mode(mode, MTE_ALLOW_NON_ZERO_TAG); fd = create_temp_file(); @@ -43,9 +59,9 @@ static int check_usermem_access_fault(int mem_type, int mode, int mapping) } mte_initialize_current_context(mode, (uintptr_t)ptr, len); /* Copy from file into buffer with valid tag */ - read_len = read(fd, ptr, len); + syscall_len = read(fd, ptr, len); mte_wait_after_trig(); - if (cur_mte_cxt.fault_valid || read_len < len) + if (cur_mte_cxt.fault_valid || syscall_len < len) goto usermem_acc_err; /* Verify same pattern is read */ for (i = 0; i < len; i++) @@ -54,36 +70,136 @@ static int check_usermem_access_fault(int mem_type, int mode, int mapping) if (i < len) goto usermem_acc_err; - /* Tag the next half of memory with different value */ - ptr_next = (void *)((unsigned long)ptr + page_sz); + if (!tag_len) + tag_len = len - tag_offset; + /* Tag a part of memory with different value */ + ptr_next = (void *)((unsigned long)ptr + tag_offset); ptr_next = mte_insert_new_tag(ptr_next); - mte_set_tag_address_range(ptr_next, page_sz); + mte_set_tag_address_range(ptr_next, tag_len); - lseek(fd, 0, 0); - /* Copy from file into buffer with invalid tag */ - read_len = read(fd, ptr, len); - mte_wait_after_trig(); - /* - * Accessing user memory in kernel with invalid tag should fail in sync - * mode without fault but may not fail in async mode as per the - * implemented MTE userspace support in Arm64 kernel. - */ - if (mode == MTE_SYNC_ERR && - !cur_mte_cxt.fault_valid && read_len < len) { - err = KSFT_PASS; - } else if (mode == MTE_ASYNC_ERR && - !cur_mte_cxt.fault_valid && read_len == len) { - err = KSFT_PASS; + for (fileoff = 0; fileoff < 16; fileoff++) { + for (ptroff = 0; ptroff < 16; ptroff++) { + for (i = 0; i < ARRAY_SIZE(sizes); i++) { + size = sizes[i]; + lseek(fd, 0, 0); + + /* perform file operation on buffer with invalid tag */ + switch (test_type) { + case READ_TEST: + syscall_len = read(fd, ptr + ptroff, size); + break; + case WRITE_TEST: + syscall_len = write(fd, ptr + ptroff, size); + break; + case READV_TEST: { + struct iovec iov[1]; + iov[0].iov_base = ptr + ptroff; + iov[0].iov_len = size; + syscall_len = readv(fd, iov, 1); + break; + } + case WRITEV_TEST: { + struct iovec iov[1]; + iov[0].iov_base = ptr + ptroff; + iov[0].iov_len = size; + syscall_len = writev(fd, iov, 1); + break; + } + case LAST_TEST: + goto usermem_acc_err; + } + + mte_wait_after_trig(); + /* + * Accessing user memory in kernel with invalid tag should fail in sync + * mode without fault but may not fail in async mode as per the + * implemented MTE userspace support in Arm64 kernel. + */ + if (cur_mte_cxt.fault_valid) { + goto usermem_acc_err; + } + if (mode == MTE_SYNC_ERR && syscall_len < len) { + /* test passed */ + } else if (mode == MTE_ASYNC_ERR && syscall_len == size) { + /* test passed */ + } else { + goto usermem_acc_err; + } + } + } } + + goto exit; + usermem_acc_err: + err = KSFT_FAIL; +exit: mte_free_memory((void *)ptr, len, mem_type, true); close(fd); return err; } +void format_test_name(char* name, int name_len, int type, int sync, int map, int len, int offset) { + const char* test_type; + const char* mte_type; + const char* map_type; + + switch (type) { + case READ_TEST: + test_type = "read"; + break; + case WRITE_TEST: + test_type = "write"; + break; + case READV_TEST: + test_type = "readv"; + break; + case WRITEV_TEST: + test_type = "writev"; + break; + default: + assert(0); + break; + } + + switch (sync) { + case MTE_SYNC_ERR: + mte_type = "MTE_SYNC_ERR"; + break; + case MTE_ASYNC_ERR: + mte_type = "MTE_ASYNC_ERR"; + break; + default: + assert(0); + break; + } + + switch (map) { + case MAP_SHARED: + map_type = "MAP_SHARED"; + break; + case MAP_PRIVATE: + map_type = "MAP_PRIVATE"; + break; + default: + assert(0); + break; + } + + snprintf(name, name_len, + "test type: %s, %s, %s, tag len: %d, tag offset: %d\n", + test_type, mte_type, map_type, len, offset); +} + int main(int argc, char *argv[]) { int err; + int t, s, m, l, o; + int mte_sync[] = {MTE_SYNC_ERR, MTE_ASYNC_ERR}; + int maps[] = {MAP_SHARED, MAP_PRIVATE}; + int tag_lens[] = {0, MT_GRANULE_SIZE}; + int tag_offsets[] = {page_sz, MT_GRANULE_SIZE}; + char test_name[TEST_NAME_MAX]; page_sz = getpagesize(); if (!page_sz) { @@ -98,17 +214,28 @@ int main(int argc, char *argv[]) mte_register_signal(SIGSEGV, mte_default_handler); /* Set test plan */ - ksft_set_plan(4); + ksft_set_plan(64); - evaluate_test(check_usermem_access_fault(USE_MMAP, MTE_SYNC_ERR, MAP_PRIVATE), - "Check memory access from kernel in sync mode, private mapping and mmap memory\n"); - evaluate_test(check_usermem_access_fault(USE_MMAP, MTE_SYNC_ERR, MAP_SHARED), - "Check memory access from kernel in sync mode, shared mapping and mmap memory\n"); - - evaluate_test(check_usermem_access_fault(USE_MMAP, MTE_ASYNC_ERR, MAP_PRIVATE), - "Check memory access from kernel in async mode, private mapping and mmap memory\n"); - evaluate_test(check_usermem_access_fault(USE_MMAP, MTE_ASYNC_ERR, MAP_SHARED), - "Check memory access from kernel in async mode, shared mapping and mmap memory\n"); + for (t = 0; t < LAST_TEST; t++) { + for (s = 0; s < ARRAY_SIZE(mte_sync); s++) { + for (m = 0; m < ARRAY_SIZE(maps); m++) { + for (l = 0; l < ARRAY_SIZE(tag_lens); l++) { + for (o = 0; o < ARRAY_SIZE(tag_offsets); o++) { + int sync = mte_sync[s]; + int map = maps[m]; + int offset = tag_offsets[o]; + int tag_len = tag_lens[l]; + int res = check_usermem_access_fault(USE_MMAP, sync, + map, offset, + tag_len, t); + format_test_name(test_name, TEST_NAME_MAX, + t, sync, map, tag_len, offset); + evaluate_test(res, test_name); + } + } + } + } + } mte_restore_setup(); ksft_print_cnts(); diff --git a/tools/testing/selftests/arm64/signal/test_signals.h b/tools/testing/selftests/arm64/signal/test_signals.h index ebe8694dbef0..f909b70d9e98 100644 --- a/tools/testing/selftests/arm64/signal/test_signals.h +++ b/tools/testing/selftests/arm64/signal/test_signals.h @@ -53,6 +53,7 @@ struct tdescr { char *name; char *descr; unsigned long feats_required; + unsigned long feats_incompatible; /* bitmask of effectively supported feats: populated at run-time */ unsigned long feats_supported; bool initialized; diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.c b/tools/testing/selftests/arm64/signal/test_signals_utils.c index 2f8c23af3b5e..5743897984b0 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.c +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.c @@ -36,6 +36,8 @@ static inline char *feats_to_string(unsigned long feats) { size_t flen = MAX_FEATS_SZ - 1; + feats_string[0] = '\0'; + for (int i = 0; i < FMAX_END; i++) { if (feats & (1UL << i)) { size_t tlen = strlen(feats_names[i]); @@ -256,7 +258,7 @@ int test_init(struct tdescr *td) td->minsigstksz = MINSIGSTKSZ; fprintf(stderr, "Detected MINSTKSIGSZ:%d\n", td->minsigstksz); - if (td->feats_required) { + if (td->feats_required || td->feats_incompatible) { td->feats_supported = 0; /* * Checking for CPU required features using both the @@ -267,15 +269,29 @@ int test_init(struct tdescr *td) if (getauxval(AT_HWCAP) & HWCAP_SVE) td->feats_supported |= FEAT_SVE; if (feats_ok(td)) { - fprintf(stderr, - "Required Features: [%s] supported\n", - feats_to_string(td->feats_required & - td->feats_supported)); + if (td->feats_required & td->feats_supported) + fprintf(stderr, + "Required Features: [%s] supported\n", + feats_to_string(td->feats_required & + td->feats_supported)); + if (!(td->feats_incompatible & td->feats_supported)) + fprintf(stderr, + "Incompatible Features: [%s] absent\n", + feats_to_string(td->feats_incompatible)); } else { - fprintf(stderr, - "Required Features: [%s] NOT supported\n", - feats_to_string(td->feats_required & - ~td->feats_supported)); + if ((td->feats_required & td->feats_supported) != + td->feats_supported) + fprintf(stderr, + "Required Features: [%s] NOT supported\n", + feats_to_string(td->feats_required & + ~td->feats_supported)); + if (td->feats_incompatible & td->feats_supported) + fprintf(stderr, + "Incompatible Features: [%s] supported\n", + feats_to_string(td->feats_incompatible & + ~td->feats_supported)); + + td->result = KSFT_SKIP; return 0; } diff --git a/tools/testing/selftests/arm64/signal/test_signals_utils.h b/tools/testing/selftests/arm64/signal/test_signals_utils.h index 6772b5c8d274..f3aa99ba67bb 100644 --- a/tools/testing/selftests/arm64/signal/test_signals_utils.h +++ b/tools/testing/selftests/arm64/signal/test_signals_utils.h @@ -18,6 +18,8 @@ void test_result(struct tdescr *td); static inline bool feats_ok(struct tdescr *td) { + if (td->feats_incompatible & td->feats_supported) + return false; return (td->feats_required & td->feats_supported) == td->feats_required; } diff --git a/tools/testing/selftests/bpf/prog_tests/timer_crash.c b/tools/testing/selftests/bpf/prog_tests/timer_crash.c new file mode 100644 index 000000000000..f74b82305da8 --- /dev/null +++ b/tools/testing/selftests/bpf/prog_tests/timer_crash.c @@ -0,0 +1,32 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <test_progs.h> +#include "timer_crash.skel.h" + +enum { + MODE_ARRAY, + MODE_HASH, +}; + +static void test_timer_crash_mode(int mode) +{ + struct timer_crash *skel; + + skel = timer_crash__open_and_load(); + if (!ASSERT_OK_PTR(skel, "timer_crash__open_and_load")) + return; + skel->bss->pid = getpid(); + skel->bss->crash_map = mode; + if (!ASSERT_OK(timer_crash__attach(skel), "timer_crash__attach")) + goto end; + usleep(1); +end: + timer_crash__destroy(skel); +} + +void test_timer_crash(void) +{ + if (test__start_subtest("array")) + test_timer_crash_mode(MODE_ARRAY); + if (test__start_subtest("hash")) + test_timer_crash_mode(MODE_HASH); +} diff --git a/tools/testing/selftests/bpf/progs/test_sockmap_kern.h b/tools/testing/selftests/bpf/progs/test_sockmap_kern.h index 2966564b8497..6c85b00f27b2 100644 --- a/tools/testing/selftests/bpf/progs/test_sockmap_kern.h +++ b/tools/testing/selftests/bpf/progs/test_sockmap_kern.h @@ -235,7 +235,7 @@ SEC("sk_msg1") int bpf_prog4(struct sk_msg_md *msg) { int *bytes, zero = 0, one = 1, two = 2, three = 3, four = 4, five = 5; - int *start, *end, *start_push, *end_push, *start_pop, *pop; + int *start, *end, *start_push, *end_push, *start_pop, *pop, err = 0; bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero); if (bytes) @@ -249,8 +249,11 @@ int bpf_prog4(struct sk_msg_md *msg) bpf_msg_pull_data(msg, *start, *end, 0); start_push = bpf_map_lookup_elem(&sock_bytes, &two); end_push = bpf_map_lookup_elem(&sock_bytes, &three); - if (start_push && end_push) - bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (start_push && end_push) { + err = bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (err) + return SK_DROP; + } start_pop = bpf_map_lookup_elem(&sock_bytes, &four); pop = bpf_map_lookup_elem(&sock_bytes, &five); if (start_pop && pop) @@ -263,6 +266,7 @@ int bpf_prog6(struct sk_msg_md *msg) { int zero = 0, one = 1, two = 2, three = 3, four = 4, five = 5, key = 0; int *bytes, *start, *end, *start_push, *end_push, *start_pop, *pop, *f; + int err = 0; __u64 flags = 0; bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero); @@ -279,8 +283,11 @@ int bpf_prog6(struct sk_msg_md *msg) start_push = bpf_map_lookup_elem(&sock_bytes, &two); end_push = bpf_map_lookup_elem(&sock_bytes, &three); - if (start_push && end_push) - bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (start_push && end_push) { + err = bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (err) + return SK_DROP; + } start_pop = bpf_map_lookup_elem(&sock_bytes, &four); pop = bpf_map_lookup_elem(&sock_bytes, &five); @@ -338,7 +345,7 @@ SEC("sk_msg5") int bpf_prog10(struct sk_msg_md *msg) { int *bytes, *start, *end, *start_push, *end_push, *start_pop, *pop; - int zero = 0, one = 1, two = 2, three = 3, four = 4, five = 5; + int zero = 0, one = 1, two = 2, three = 3, four = 4, five = 5, err = 0; bytes = bpf_map_lookup_elem(&sock_apply_bytes, &zero); if (bytes) @@ -352,8 +359,11 @@ int bpf_prog10(struct sk_msg_md *msg) bpf_msg_pull_data(msg, *start, *end, 0); start_push = bpf_map_lookup_elem(&sock_bytes, &two); end_push = bpf_map_lookup_elem(&sock_bytes, &three); - if (start_push && end_push) - bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (start_push && end_push) { + err = bpf_msg_push_data(msg, *start_push, *end_push, 0); + if (err) + return SK_PASS; + } start_pop = bpf_map_lookup_elem(&sock_bytes, &four); pop = bpf_map_lookup_elem(&sock_bytes, &five); if (start_pop && pop) diff --git a/tools/testing/selftests/bpf/progs/timer_crash.c b/tools/testing/selftests/bpf/progs/timer_crash.c new file mode 100644 index 000000000000..f8f7944e70da --- /dev/null +++ b/tools/testing/selftests/bpf/progs/timer_crash.c @@ -0,0 +1,54 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <vmlinux.h> +#include <bpf/bpf_tracing.h> +#include <bpf/bpf_helpers.h> + +struct map_elem { + struct bpf_timer timer; + struct bpf_spin_lock lock; +}; + +struct { + __uint(type, BPF_MAP_TYPE_ARRAY); + __uint(max_entries, 1); + __type(key, int); + __type(value, struct map_elem); +} amap SEC(".maps"); + +struct { + __uint(type, BPF_MAP_TYPE_HASH); + __uint(max_entries, 1); + __type(key, int); + __type(value, struct map_elem); +} hmap SEC(".maps"); + +int pid = 0; +int crash_map = 0; /* 0 for amap, 1 for hmap */ + +SEC("fentry/do_nanosleep") +int sys_enter(void *ctx) +{ + struct map_elem *e, value = {}; + void *map = crash_map ? (void *)&hmap : (void *)&amap; + + if (bpf_get_current_task_btf()->tgid != pid) + return 0; + + *(void **)&value = (void *)0xdeadcaf3; + + bpf_map_update_elem(map, &(int){0}, &value, 0); + /* For array map, doing bpf_map_update_elem will do a + * check_and_free_timer_in_array, which will trigger the crash if timer + * pointer was overwritten, for hmap we need to use bpf_timer_cancel. + */ + if (crash_map == 1) { + e = bpf_map_lookup_elem(map, &(int){0}); + if (!e) + return 0; + bpf_timer_cancel(&e->timer); + } + return 0; +} + +char _license[] SEC("license") = "GPL"; diff --git a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh index bcb110e830ce..dea33dc93790 100755 --- a/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/spectrum/resource_scale.sh @@ -50,8 +50,8 @@ for current_test in ${TESTS:-$ALL_TESTS}; do else log_test "'$current_test' [$profile] overflow $target" fi + RET_FIN=$(( RET_FIN || RET )) done - RET_FIN=$(( RET_FIN || RET )) done done current_test="" diff --git a/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh b/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh index 3e3e06ea5703..86e787895f78 100644 --- a/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh +++ b/tools/testing/selftests/drivers/net/mlxsw/tc_police_scale.sh @@ -60,7 +60,8 @@ __tc_police_test() tc_police_rules_create $count $should_fail - offload_count=$(tc filter show dev $swp1 ingress | grep in_hw | wc -l) + offload_count=$(tc -j filter show dev $swp1 ingress | + jq "[.[] | select(.options.in_hw == true)] | length") ((offload_count == count)) check_err_fail $should_fail $? "tc police offload count" } diff --git a/tools/testing/selftests/exec/Makefile b/tools/testing/selftests/exec/Makefile index 12c5e27d32c1..2d7fca446c7f 100644 --- a/tools/testing/selftests/exec/Makefile +++ b/tools/testing/selftests/exec/Makefile @@ -3,8 +3,8 @@ CFLAGS = -Wall CFLAGS += -Wno-nonnull CFLAGS += -D_GNU_SOURCE -TEST_PROGS := binfmt_script non-regular -TEST_GEN_PROGS := execveat load_address_4096 load_address_2097152 load_address_16777216 +TEST_PROGS := binfmt_script +TEST_GEN_PROGS := execveat load_address_4096 load_address_2097152 load_address_16777216 non-regular TEST_GEN_FILES := execveat.symlink execveat.denatured script subdir # Makefile is a run-time dependency, since it's accessed by the execveat test TEST_FILES := Makefile diff --git a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc index e96e279e0533..25432b8cd5bd 100644 --- a/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc +++ b/tools/testing/selftests/ftrace/test.d/ftrace/func_set_ftrace_file.tc @@ -19,7 +19,7 @@ fail() { # mesg FILTER=set_ftrace_filter FUNC1="schedule" -FUNC2="do_softirq" +FUNC2="scheduler_tick" ALL_FUNCS="#### all functions enabled ####" diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile index 0e4926bc9a58..17c3f0749f05 100644 --- a/tools/testing/selftests/kvm/Makefile +++ b/tools/testing/selftests/kvm/Makefile @@ -82,7 +82,6 @@ TEST_GEN_PROGS_x86_64 += x86_64/tsc_msrs_test TEST_GEN_PROGS_x86_64 += x86_64/vmx_pmu_msrs_test TEST_GEN_PROGS_x86_64 += x86_64/xen_shinfo_test TEST_GEN_PROGS_x86_64 += x86_64/xen_vmcall_test -TEST_GEN_PROGS_x86_64 += x86_64/vmx_pi_mmio_test TEST_GEN_PROGS_x86_64 += x86_64/sev_migrate_tests TEST_GEN_PROGS_x86_64 += x86_64/amx_test TEST_GEN_PROGS_x86_64 += access_tracking_perf_test diff --git a/tools/testing/selftests/kvm/aarch64/arch_timer.c b/tools/testing/selftests/kvm/aarch64/arch_timer.c index 9ad38bd360a4..b08d30bf71c5 100644 --- a/tools/testing/selftests/kvm/aarch64/arch_timer.c +++ b/tools/testing/selftests/kvm/aarch64/arch_timer.c @@ -366,6 +366,7 @@ static struct kvm_vm *test_vm_create(void) { struct kvm_vm *vm; unsigned int i; + int ret; int nr_vcpus = test_args.nr_vcpus; vm = vm_create_default_with_vcpus(nr_vcpus, 0, 0, guest_code, NULL); @@ -382,7 +383,11 @@ static struct kvm_vm *test_vm_create(void) ucall_init(vm, NULL); test_init_timer_irq(vm); - vgic_v3_setup(vm, nr_vcpus, 64, GICD_BASE_GPA, GICR_BASE_GPA); + ret = vgic_v3_setup(vm, nr_vcpus, 64, GICD_BASE_GPA, GICR_BASE_GPA); + if (ret < 0) { + print_skip("Failed to create vgic-v3"); + exit(KSFT_SKIP); + } /* Make all the test's cmdline args visible to the guest */ sync_global_to_guest(vm, test_args); diff --git a/tools/testing/selftests/kvm/aarch64/vgic_irq.c b/tools/testing/selftests/kvm/aarch64/vgic_irq.c index e6c7d7f8fbd1..7eca97799917 100644 --- a/tools/testing/selftests/kvm/aarch64/vgic_irq.c +++ b/tools/testing/selftests/kvm/aarch64/vgic_irq.c @@ -761,6 +761,10 @@ static void test_vgic(uint32_t nr_irqs, bool level_sensitive, bool eoi_split) gic_fd = vgic_v3_setup(vm, 1, nr_irqs, GICD_BASE_GPA, GICR_BASE_GPA); + if (gic_fd < 0) { + print_skip("Failed to create vgic-v3, skipping"); + exit(KSFT_SKIP); + } vm_install_exception_handler(vm, VECTOR_IRQ_CURRENT, guest_irq_handlers[args.eoi_split][args.level_sensitive]); diff --git a/tools/testing/selftests/kvm/lib/aarch64/vgic.c b/tools/testing/selftests/kvm/lib/aarch64/vgic.c index b3a0fca0d780..f5cd0c536d85 100644 --- a/tools/testing/selftests/kvm/lib/aarch64/vgic.c +++ b/tools/testing/selftests/kvm/lib/aarch64/vgic.c @@ -52,7 +52,9 @@ int vgic_v3_setup(struct kvm_vm *vm, unsigned int nr_vcpus, uint32_t nr_irqs, nr_vcpus, nr_vcpus_created); /* Distributor setup */ - gic_fd = kvm_create_device(vm, KVM_DEV_TYPE_ARM_VGIC_V3, false); + if (_kvm_create_device(vm, KVM_DEV_TYPE_ARM_VGIC_V3, + false, &gic_fd) != 0) + return -1; kvm_device_access(gic_fd, KVM_DEV_ARM_VGIC_GRP_NR_IRQS, 0, &nr_irqs, true); diff --git a/tools/testing/selftests/memfd/memfd_test.c b/tools/testing/selftests/memfd/memfd_test.c index 192a2899bae8..94df2692e6e4 100644 --- a/tools/testing/selftests/memfd/memfd_test.c +++ b/tools/testing/selftests/memfd/memfd_test.c @@ -455,6 +455,7 @@ static void mfd_fail_write(int fd) printf("mmap()+mprotect() didn't fail as expected\n"); abort(); } + munmap(p, mfd_def_size); } /* verify PUNCH_HOLE fails */ diff --git a/tools/testing/selftests/mount_setattr/mount_setattr_test.c b/tools/testing/selftests/mount_setattr/mount_setattr_test.c index f31205f04ee0..8c5fea68ae67 100644 --- a/tools/testing/selftests/mount_setattr/mount_setattr_test.c +++ b/tools/testing/selftests/mount_setattr/mount_setattr_test.c @@ -1236,7 +1236,7 @@ static int get_userns_fd(unsigned long nsid, unsigned long hostid, unsigned long } /** - * Validate that an attached mount in our mount namespace can be idmapped. + * Validate that an attached mount in our mount namespace cannot be idmapped. * (The kernel enforces that the mount's mount namespace and the caller's mount * namespace match.) */ @@ -1259,7 +1259,7 @@ TEST_F(mount_setattr_idmapped, attached_mount_inside_current_mount_namespace) attr.userns_fd = get_userns_fd(0, 10000, 10000); ASSERT_GE(attr.userns_fd, 0); - ASSERT_EQ(sys_mount_setattr(open_tree_fd, "", AT_EMPTY_PATH, &attr, sizeof(attr)), 0); + ASSERT_NE(sys_mount_setattr(open_tree_fd, "", AT_EMPTY_PATH, &attr, sizeof(attr)), 0); ASSERT_EQ(close(attr.userns_fd), 0); ASSERT_EQ(close(open_tree_fd), 0); } diff --git a/tools/testing/selftests/net/mptcp/diag.sh b/tools/testing/selftests/net/mptcp/diag.sh index 2674ba20d524..ff821025d309 100755 --- a/tools/testing/selftests/net/mptcp/diag.sh +++ b/tools/testing/selftests/net/mptcp/diag.sh @@ -71,6 +71,36 @@ chk_msk_remote_key_nr() __chk_nr "grep -c remote_key" $* } +# $1: ns, $2: port +wait_local_port_listen() +{ + local listener_ns="${1}" + local port="${2}" + + local port_hex i + + port_hex="$(printf "%04X" "${port}")" + for i in $(seq 10); do + ip netns exec "${listener_ns}" cat /proc/net/tcp | \ + awk "BEGIN {rc=1} {if (\$2 ~ /:${port_hex}\$/ && \$4 ~ /0A/) {rc=0; exit}} END {exit rc}" && + break + sleep 0.1 + done +} + +wait_connected() +{ + local listener_ns="${1}" + local port="${2}" + + local port_hex i + + port_hex="$(printf "%04X" "${port}")" + for i in $(seq 10); do + ip netns exec ${listener_ns} grep -q " 0100007F:${port_hex} " /proc/net/tcp && break + sleep 0.1 + done +} trap cleanup EXIT ip netns add $ns @@ -81,15 +111,15 @@ echo "a" | \ ip netns exec $ns \ ./mptcp_connect -p 10000 -l -t ${timeout_poll} \ 0.0.0.0 >/dev/null & -sleep 0.1 +wait_local_port_listen $ns 10000 chk_msk_nr 0 "no msk on netns creation" echo "b" | \ timeout ${timeout_test} \ ip netns exec $ns \ - ./mptcp_connect -p 10000 -j -t ${timeout_poll} \ + ./mptcp_connect -p 10000 -r 0 -t ${timeout_poll} \ 127.0.0.1 >/dev/null & -sleep 0.1 +wait_connected $ns 10000 chk_msk_nr 2 "after MPC handshake " chk_msk_remote_key_nr 2 "....chk remote_key" chk_msk_fallback_nr 0 "....chk no fallback" @@ -101,13 +131,13 @@ echo "a" | \ ip netns exec $ns \ ./mptcp_connect -p 10001 -l -s TCP -t ${timeout_poll} \ 0.0.0.0 >/dev/null & -sleep 0.1 +wait_local_port_listen $ns 10001 echo "b" | \ timeout ${timeout_test} \ ip netns exec $ns \ - ./mptcp_connect -p 10001 -j -t ${timeout_poll} \ + ./mptcp_connect -p 10001 -r 0 -t ${timeout_poll} \ 127.0.0.1 >/dev/null & -sleep 0.1 +wait_connected $ns 10001 chk_msk_fallback_nr 1 "check fallback" flush_pids @@ -119,7 +149,7 @@ for I in `seq 1 $NR_CLIENTS`; do ./mptcp_connect -p $((I+10001)) -l -w 10 \ -t ${timeout_poll} 0.0.0.0 >/dev/null & done -sleep 0.1 +wait_local_port_listen $ns $((NR_CLIENTS + 10001)) for I in `seq 1 $NR_CLIENTS`; do echo "b" | \ diff --git a/tools/testing/selftests/net/mptcp/mptcp_connect.sh b/tools/testing/selftests/net/mptcp/mptcp_connect.sh index cb5809b89081..f0f4ab96b8f3 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_connect.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_connect.sh @@ -763,8 +763,8 @@ run_tests_disconnect() run_tests_lo "$ns1" "$ns1" dead:beef:1::1 1 "-I 3 -i $old_cin" # restore previous status - cout=$old_cout - cout_disconnect="$cout".disconnect + sin=$old_sin + sin_disconnect="$cout".disconnect cin=$old_cin cin_disconnect="$cin".disconnect connect_per_transfer=1 diff --git a/tools/testing/selftests/net/mptcp/mptcp_join.sh b/tools/testing/selftests/net/mptcp/mptcp_join.sh index c0801df15f54..0c8a2a20b96c 100755 --- a/tools/testing/selftests/net/mptcp/mptcp_join.sh +++ b/tools/testing/selftests/net/mptcp/mptcp_join.sh @@ -660,6 +660,7 @@ chk_join_nr() local ack_nr=$4 local count local dump_stats + local with_cookie printf "%02u %-36s %s" "$TEST_COUNT" "$msg" "syn" count=`ip netns exec $ns1 nstat -as | grep MPTcpExtMPJoinSynRx | awk '{print $2}'` @@ -673,12 +674,20 @@ chk_join_nr() fi echo -n " - synack" + with_cookie=`ip netns exec $ns2 sysctl -n net.ipv4.tcp_syncookies` count=`ip netns exec $ns2 nstat -as | grep MPTcpExtMPJoinSynAckRx | awk '{print $2}'` [ -z "$count" ] && count=0 if [ "$count" != "$syn_ack_nr" ]; then - echo "[fail] got $count JOIN[s] synack expected $syn_ack_nr" - ret=1 - dump_stats=1 + # simult connections exceeding the limit with cookie enabled could go up to + # synack validation as the conn limit can be enforced reliably only after + # the subflow creation + if [ "$with_cookie" = 2 ] && [ "$count" -gt "$syn_ack_nr" ] && [ "$count" -le "$syn_nr" ]; then + echo -n "[ ok ]" + else + echo "[fail] got $count JOIN[s] synack expected $syn_ack_nr" + ret=1 + dump_stats=1 + fi else echo -n "[ ok ]" fi @@ -752,11 +761,17 @@ chk_add_nr() local mis_ack_nr=${8:-0} local count local dump_stats + local timeout + + timeout=`ip netns exec $ns1 sysctl -n net.mptcp.add_addr_timeout` printf "%-39s %s" " " "add" - count=`ip netns exec $ns2 nstat -as | grep MPTcpExtAddAddr | awk '{print $2}'` + count=`ip netns exec $ns2 nstat -as MPTcpExtAddAddr | grep MPTcpExtAddAddr | awk '{print $2}'` [ -z "$count" ] && count=0 - if [ "$count" != "$add_nr" ]; then + + # if the test configured a short timeout tolerate greater then expected + # add addrs options, due to retransmissions + if [ "$count" != "$add_nr" ] && [ "$timeout" -gt 1 -o "$count" -lt "$add_nr" ]; then echo "[fail] got $count ADD_ADDR[s] expected $add_nr" ret=1 dump_stats=1 @@ -961,7 +976,7 @@ wait_for_tw() local ns=$1 while [ $time -lt $timeout_ms ]; do - local cnt=$(ip netns exec $ns ss -t state time-wait |wc -l) + local cnt=$(ip netns exec $ns nstat -as TcpAttemptFails | grep TcpAttemptFails | awk '{print $2}') [ "$cnt" = 1 ] && return 1 time=$((time + 100)) @@ -1158,7 +1173,10 @@ signal_address_tests() ip netns exec $ns2 ./pm_nl_ctl add 10.0.2.2 flags signal ip netns exec $ns2 ./pm_nl_ctl add 10.0.3.2 flags signal ip netns exec $ns2 ./pm_nl_ctl add 10.0.4.2 flags signal - run_tests $ns1 $ns2 10.0.1.1 + + # the peer could possibly miss some addr notification, allow retransmission + ip netns exec $ns1 sysctl -q net.mptcp.add_addr_timeout=1 + run_tests $ns1 $ns2 10.0.1.1 0 0 0 slow chk_join_nr "signal addresses race test" 3 3 3 # the server will not signal the address terminating diff --git a/tools/testing/selftests/net/pmtu.sh b/tools/testing/selftests/net/pmtu.sh index 543ad7513a8e..694732e4b344 100755 --- a/tools/testing/selftests/net/pmtu.sh +++ b/tools/testing/selftests/net/pmtu.sh @@ -374,6 +374,16 @@ run_cmd() { return $rc } +run_cmd_bg() { + cmd="$*" + + if [ "$VERBOSE" = "1" ]; then + printf " COMMAND: %s &\n" "${cmd}" + fi + + $cmd 2>&1 & +} + # Find the auto-generated name for this namespace nsname() { eval echo \$NS_$1 @@ -670,10 +680,10 @@ setup_nettest_xfrm() { [ ${1} -eq 6 ] && proto="-6" || proto="" port=${2} - run_cmd ${ns_a} nettest ${proto} -q -D -s -x -p ${port} -t 5 & + run_cmd_bg "${ns_a}" nettest "${proto}" -q -D -s -x -p "${port}" -t 5 nettest_pids="${nettest_pids} $!" - run_cmd ${ns_b} nettest ${proto} -q -D -s -x -p ${port} -t 5 & + run_cmd_bg "${ns_b}" nettest "${proto}" -q -D -s -x -p "${port}" -t 5 nettest_pids="${nettest_pids} $!" } @@ -865,7 +875,6 @@ setup_ovs_bridge() { setup() { [ "$(id -u)" -ne 0 ] && echo " need to run as root" && return $ksft_skip - cleanup for arg do eval setup_${arg} || { echo " ${arg} not supported"; return 1; } done @@ -876,7 +885,7 @@ trace() { for arg do [ "${ns_cmd}" = "" ] && ns_cmd="${arg}" && continue - ${ns_cmd} tcpdump -s 0 -i "${arg}" -w "${name}_${arg}.pcap" 2> /dev/null & + ${ns_cmd} tcpdump --immediate-mode -s 0 -i "${arg}" -w "${name}_${arg}.pcap" 2> /dev/null & tcpdump_pids="${tcpdump_pids} $!" ns_cmd= done @@ -1836,6 +1845,10 @@ run_test() { unset IFS + # Since cleanup() relies on variables modified by this subshell, it + # has to run in this context. + trap cleanup EXIT + if [ "$VERBOSE" = "1" ]; then printf "\n##########################################################################\n\n" fi diff --git a/tools/testing/selftests/netfilter/.gitignore b/tools/testing/selftests/netfilter/.gitignore index 8448f74adfec..4cb887b57413 100644 --- a/tools/testing/selftests/netfilter/.gitignore +++ b/tools/testing/selftests/netfilter/.gitignore @@ -1,2 +1,3 @@ # SPDX-License-Identifier: GPL-2.0-only nf-queue +connect_close diff --git a/tools/testing/selftests/netfilter/Makefile b/tools/testing/selftests/netfilter/Makefile index ffca314897c4..7e81c9a7fff9 100644 --- a/tools/testing/selftests/netfilter/Makefile +++ b/tools/testing/selftests/netfilter/Makefile @@ -6,9 +6,9 @@ TEST_PROGS := nft_trans_stress.sh nft_fib.sh nft_nat.sh bridge_brouter.sh \ nft_concat_range.sh nft_conntrack_helper.sh \ nft_queue.sh nft_meta.sh nf_nat_edemux.sh \ ipip-conntrack-mtu.sh conntrack_tcp_unreplied.sh \ - conntrack_vrf.sh + conntrack_vrf.sh nft_synproxy.sh LDLIBS = -lmnl -TEST_GEN_FILES = nf-queue +TEST_GEN_FILES = nf-queue connect_close include ../lib.mk diff --git a/tools/testing/selftests/netfilter/connect_close.c b/tools/testing/selftests/netfilter/connect_close.c new file mode 100644 index 000000000000..1c3b0add54c4 --- /dev/null +++ b/tools/testing/selftests/netfilter/connect_close.c @@ -0,0 +1,136 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include <stdio.h> +#include <stdlib.h> +#include <fcntl.h> +#include <string.h> +#include <unistd.h> +#include <signal.h> + +#include <arpa/inet.h> +#include <sys/socket.h> + +#define PORT 12345 +#define RUNTIME 10 + +static struct { + unsigned int timeout; + unsigned int port; +} opts = { + .timeout = RUNTIME, + .port = PORT, +}; + +static void handler(int sig) +{ + _exit(sig == SIGALRM ? 0 : 1); +} + +static void set_timeout(void) +{ + struct sigaction action = { + .sa_handler = handler, + }; + + sigaction(SIGALRM, &action, NULL); + + alarm(opts.timeout); +} + +static void do_connect(const struct sockaddr_in *dst) +{ + int s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); + + if (s >= 0) + fcntl(s, F_SETFL, O_NONBLOCK); + + connect(s, (struct sockaddr *)dst, sizeof(*dst)); + close(s); +} + +static void do_accept(const struct sockaddr_in *src) +{ + int c, one = 1, s = socket(AF_INET, SOCK_STREAM, IPPROTO_TCP); + + if (s < 0) + return; + + setsockopt(s, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one)); + setsockopt(s, SOL_SOCKET, SO_REUSEPORT, &one, sizeof(one)); + + bind(s, (struct sockaddr *)src, sizeof(*src)); + + listen(s, 16); + + c = accept(s, NULL, NULL); + if (c >= 0) + close(c); + + close(s); +} + +static int accept_loop(void) +{ + struct sockaddr_in src = { + .sin_family = AF_INET, + .sin_port = htons(opts.port), + }; + + inet_pton(AF_INET, "127.0.0.1", &src.sin_addr); + + set_timeout(); + + for (;;) + do_accept(&src); + + return 1; +} + +static int connect_loop(void) +{ + struct sockaddr_in dst = { + .sin_family = AF_INET, + .sin_port = htons(opts.port), + }; + + inet_pton(AF_INET, "127.0.0.1", &dst.sin_addr); + + set_timeout(); + + for (;;) + do_connect(&dst); + + return 1; +} + +static void parse_opts(int argc, char **argv) +{ + int c; + + while ((c = getopt(argc, argv, "t:p:")) != -1) { + switch (c) { + case 't': + opts.timeout = atoi(optarg); + break; + case 'p': + opts.port = atoi(optarg); + break; + } + } +} + +int main(int argc, char *argv[]) +{ + pid_t p; + + parse_opts(argc, argv); + + p = fork(); + if (p < 0) + return 111; + + if (p > 0) + return accept_loop(); + + return connect_loop(); +} diff --git a/tools/testing/selftests/netfilter/nft_concat_range.sh b/tools/testing/selftests/netfilter/nft_concat_range.sh index df322e47a54f..b35010cc7f6a 100755 --- a/tools/testing/selftests/netfilter/nft_concat_range.sh +++ b/tools/testing/selftests/netfilter/nft_concat_range.sh @@ -1601,4 +1601,4 @@ for name in ${TESTS}; do done done -[ ${passed} -eq 0 ] && exit ${KSELFTEST_SKIP} +[ ${passed} -eq 0 ] && exit ${KSELFTEST_SKIP} || exit 0 diff --git a/tools/testing/selftests/netfilter/nft_fib.sh b/tools/testing/selftests/netfilter/nft_fib.sh index 6caf6ac8c285..695a1958723f 100755 --- a/tools/testing/selftests/netfilter/nft_fib.sh +++ b/tools/testing/selftests/netfilter/nft_fib.sh @@ -174,6 +174,7 @@ test_ping() { ip netns exec ${nsrouter} sysctl net.ipv6.conf.all.forwarding=1 > /dev/null ip netns exec ${nsrouter} sysctl net.ipv4.conf.veth0.forwarding=1 > /dev/null ip netns exec ${nsrouter} sysctl net.ipv4.conf.veth1.forwarding=1 > /dev/null +ip netns exec ${nsrouter} sysctl net.ipv4.conf.veth0.rp_filter=0 > /dev/null sleep 3 diff --git a/tools/testing/selftests/netfilter/nft_nat.sh b/tools/testing/selftests/netfilter/nft_nat.sh index 79fe627b9e81..eb8543b9a5c4 100755 --- a/tools/testing/selftests/netfilter/nft_nat.sh +++ b/tools/testing/selftests/netfilter/nft_nat.sh @@ -880,9 +880,8 @@ EOF return $ksft_skip fi - # test default behaviour. Packet from ns1 to ns0 is not redirected - # due to automatic port translation. - test_port_shadow "default" "ROUTER" + # test default behaviour. Packet from ns1 to ns0 is redirected to ns2. + test_port_shadow "default" "CLIENT" # test packet filter based mitigation: prevent forwarding of # packets claiming to come from the service port. diff --git a/tools/testing/selftests/netfilter/nft_queue.sh b/tools/testing/selftests/netfilter/nft_queue.sh index 7d27f1f3bc01..e12729753351 100755 --- a/tools/testing/selftests/netfilter/nft_queue.sh +++ b/tools/testing/selftests/netfilter/nft_queue.sh @@ -113,6 +113,7 @@ table inet $name { chain output { type filter hook output priority $prio; policy accept; tcp dport 12345 queue num 3 + tcp sport 23456 queue num 3 jump nfq } chain post { @@ -296,6 +297,23 @@ test_tcp_localhost() wait 2>/dev/null } +test_tcp_localhost_connectclose() +{ + tmpfile=$(mktemp) || exit 1 + + ip netns exec ${nsrouter} ./connect_close -p 23456 -t $timeout & + + ip netns exec ${nsrouter} ./nf-queue -q 3 -t $timeout & + local nfqpid=$! + + sleep 1 + rm -f "$tmpfile" + + wait $rpid + [ $? -eq 0 ] && echo "PASS: tcp via loopback with connect/close" + wait 2>/dev/null +} + test_tcp_localhost_requeue() { ip netns exec ${nsrouter} nft -f /dev/stdin <<EOF @@ -424,6 +442,7 @@ test_queue 20 test_tcp_forward test_tcp_localhost +test_tcp_localhost_connectclose test_tcp_localhost_requeue test_icmp_vrf diff --git a/tools/testing/selftests/netfilter/nft_synproxy.sh b/tools/testing/selftests/netfilter/nft_synproxy.sh new file mode 100755 index 000000000000..b62933b680d6 --- /dev/null +++ b/tools/testing/selftests/netfilter/nft_synproxy.sh @@ -0,0 +1,117 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +# + +# Kselftest framework requirement - SKIP code is 4. +ksft_skip=4 +ret=0 + +rnd=$(mktemp -u XXXXXXXX) +nsr="nsr-$rnd" # synproxy machine +ns1="ns1-$rnd" # iperf client +ns2="ns2-$rnd" # iperf server + +checktool (){ + if ! $1 > /dev/null 2>&1; then + echo "SKIP: Could not $2" + exit $ksft_skip + fi +} + +checktool "nft --version" "run test without nft tool" +checktool "ip -Version" "run test without ip tool" +checktool "iperf3 --version" "run test without iperf3" +checktool "ip netns add $nsr" "create net namespace" + +modprobe -q nf_conntrack + +ip netns add $ns1 +ip netns add $ns2 + +cleanup() { + ip netns pids $ns1 | xargs kill 2>/dev/null + ip netns pids $ns2 | xargs kill 2>/dev/null + ip netns del $ns1 + ip netns del $ns2 + + ip netns del $nsr +} + +trap cleanup EXIT + +ip link add veth0 netns $nsr type veth peer name eth0 netns $ns1 +ip link add veth1 netns $nsr type veth peer name eth0 netns $ns2 + +for dev in lo veth0 veth1; do +ip -net $nsr link set $dev up +done + +ip -net $nsr addr add 10.0.1.1/24 dev veth0 +ip -net $nsr addr add 10.0.2.1/24 dev veth1 + +ip netns exec $nsr sysctl -q net.ipv4.conf.veth0.forwarding=1 +ip netns exec $nsr sysctl -q net.ipv4.conf.veth1.forwarding=1 +ip netns exec $nsr sysctl -q net.netfilter.nf_conntrack_tcp_loose=0 + +for n in $ns1 $ns2; do + ip -net $n link set lo up + ip -net $n link set eth0 up +done +ip -net $ns1 addr add 10.0.1.99/24 dev eth0 +ip -net $ns2 addr add 10.0.2.99/24 dev eth0 +ip -net $ns1 route add default via 10.0.1.1 +ip -net $ns2 route add default via 10.0.2.1 + +# test basic connectivity +if ! ip netns exec $ns1 ping -c 1 -q 10.0.2.99 > /dev/null; then + echo "ERROR: $ns1 cannot reach $ns2" 1>&2 + exit 1 +fi + +if ! ip netns exec $ns2 ping -c 1 -q 10.0.1.99 > /dev/null; then + echo "ERROR: $ns2 cannot reach $ns1" 1>&2 + exit 1 +fi + +ip netns exec $ns2 iperf3 -s > /dev/null 2>&1 & +# ip netns exec $nsr tcpdump -vvv -n -i veth1 tcp | head -n 10 & + +sleep 1 + +ip netns exec $nsr nft -f - <<EOF +table inet filter { + chain prerouting { + type filter hook prerouting priority -300; policy accept; + meta iif veth0 tcp flags syn counter notrack + } + + chain forward { + type filter hook forward priority 0; policy accept; + + ct state new,established counter accept + + meta iif veth0 meta l4proto tcp ct state untracked,invalid synproxy mss 1460 sack-perm timestamp + + ct state invalid counter drop + + # make ns2 unreachable w.o. tcp synproxy + tcp flags syn counter drop + } +} +EOF +if [ $? -ne 0 ]; then + echo "SKIP: Cannot add nft synproxy" + exit $ksft_skip +fi + +ip netns exec $ns1 timeout 5 iperf3 -c 10.0.2.99 -n $((1 * 1024 * 1024)) > /dev/null + +if [ $? -ne 0 ]; then + echo "FAIL: iperf3 returned an error" 1>&2 + ret=$? + ip netns exec $nsr nft list ruleset +else + echo "PASS: synproxy connection successful" +fi + +exit $ret diff --git a/tools/testing/selftests/seccomp/Makefile b/tools/testing/selftests/seccomp/Makefile index 0ebfe8b0e147..585f7a0c10cb 100644 --- a/tools/testing/selftests/seccomp/Makefile +++ b/tools/testing/selftests/seccomp/Makefile @@ -1,5 +1,5 @@ # SPDX-License-Identifier: GPL-2.0 -CFLAGS += -Wl,-no-as-needed -Wall +CFLAGS += -Wl,-no-as-needed -Wall -isystem ../../../../usr/include/ LDFLAGS += -lpthread TEST_GEN_PROGS := seccomp_bpf seccomp_benchmark diff --git a/tools/testing/selftests/sgx/Makefile b/tools/testing/selftests/sgx/Makefile index 2956584e1e37..75af864e07b6 100644 --- a/tools/testing/selftests/sgx/Makefile +++ b/tools/testing/selftests/sgx/Makefile @@ -4,7 +4,7 @@ include ../lib.mk .PHONY: all clean -CAN_BUILD_X86_64 := $(shell ../x86/check_cc.sh $(CC) \ +CAN_BUILD_X86_64 := $(shell ../x86/check_cc.sh "$(CC)" \ ../x86/trivial_64bit_program.c) ifndef OBJCOPY diff --git a/tools/testing/selftests/sgx/load.c b/tools/testing/selftests/sgx/load.c index 9d4322c946e2..006b464c8fc9 100644 --- a/tools/testing/selftests/sgx/load.c +++ b/tools/testing/selftests/sgx/load.c @@ -21,7 +21,7 @@ void encl_delete(struct encl *encl) { - struct encl_segment *heap_seg = &encl->segment_tbl[encl->nr_segments - 1]; + struct encl_segment *heap_seg; if (encl->encl_base) munmap((void *)encl->encl_base, encl->encl_size); @@ -32,10 +32,11 @@ void encl_delete(struct encl *encl) if (encl->fd) close(encl->fd); - munmap(heap_seg->src, heap_seg->size); - - if (encl->segment_tbl) + if (encl->segment_tbl) { + heap_seg = &encl->segment_tbl[encl->nr_segments - 1]; + munmap(heap_seg->src, heap_seg->size); free(encl->segment_tbl); + } memset(encl, 0, sizeof(*encl)); } diff --git a/tools/testing/selftests/sgx/main.c b/tools/testing/selftests/sgx/main.c index 370c4995f7c4..dd74fa42302e 100644 --- a/tools/testing/selftests/sgx/main.c +++ b/tools/testing/selftests/sgx/main.c @@ -146,7 +146,8 @@ static bool setup_test_encl(unsigned long heap_size, struct encl *encl, if (!encl_load("test_encl.elf", encl, heap_size)) { encl_delete(encl); - TH_LOG("Failed to load the test enclave.\n"); + TH_LOG("Failed to load the test enclave."); + return false; } if (!encl_measure(encl)) @@ -185,8 +186,6 @@ static bool setup_test_encl(unsigned long heap_size, struct encl *encl, return true; err: - encl_delete(encl); - for (i = 0; i < encl->nr_segments; i++) { seg = &encl->segment_tbl[i]; @@ -205,7 +204,9 @@ err: fclose(maps_file); } - TH_LOG("Failed to initialize the test enclave.\n"); + TH_LOG("Failed to initialize the test enclave."); + + encl_delete(encl); return false; } diff --git a/tools/testing/selftests/tpm2/tpm2.py b/tools/testing/selftests/tpm2/tpm2.py index f34486cd7342..057a4f49c79d 100644 --- a/tools/testing/selftests/tpm2/tpm2.py +++ b/tools/testing/selftests/tpm2/tpm2.py @@ -56,6 +56,7 @@ TSS2_RESMGR_TPM_RC_LAYER = (11 << TSS2_RC_LAYER_SHIFT) TPM2_CAP_HANDLES = 0x00000001 TPM2_CAP_COMMANDS = 0x00000002 +TPM2_CAP_PCRS = 0x00000005 TPM2_CAP_TPM_PROPERTIES = 0x00000006 TPM2_PT_FIXED = 0x100 @@ -712,3 +713,33 @@ class Client: pt += 1 return handles + + def get_cap_pcrs(self): + pcr_banks = {} + + fmt = '>HII III' + + cmd = struct.pack(fmt, + TPM2_ST_NO_SESSIONS, + struct.calcsize(fmt), + TPM2_CC_GET_CAPABILITY, + TPM2_CAP_PCRS, 0, 1) + rsp = self.send_cmd(cmd)[10:] + _, _, cnt = struct.unpack('>BII', rsp[:9]) + rsp = rsp[9:] + + # items are TPMS_PCR_SELECTION's + for i in range(0, cnt): + hash, sizeOfSelect = struct.unpack('>HB', rsp[:3]) + rsp = rsp[3:] + + pcrSelect = 0 + if sizeOfSelect > 0: + pcrSelect, = struct.unpack('%ds' % sizeOfSelect, + rsp[:sizeOfSelect]) + rsp = rsp[sizeOfSelect:] + pcrSelect = int.from_bytes(pcrSelect, byteorder='big') + + pcr_banks[hash] = pcrSelect + + return pcr_banks diff --git a/tools/testing/selftests/tpm2/tpm2_tests.py b/tools/testing/selftests/tpm2/tpm2_tests.py index 9d764306887b..ffe98b5c8d22 100644 --- a/tools/testing/selftests/tpm2/tpm2_tests.py +++ b/tools/testing/selftests/tpm2/tpm2_tests.py @@ -27,7 +27,17 @@ class SmokeTest(unittest.TestCase): result = self.client.unseal(self.root_key, blob, auth, None) self.assertEqual(data, result) + def determine_bank_alg(self, mask): + pcr_banks = self.client.get_cap_pcrs() + for bank_alg, pcrSelection in pcr_banks.items(): + if pcrSelection & mask == mask: + return bank_alg + return None + def test_seal_with_policy(self): + bank_alg = self.determine_bank_alg(1 << 16) + self.assertIsNotNone(bank_alg) + handle = self.client.start_auth_session(tpm2.TPM2_SE_TRIAL) data = ('X' * 64).encode() @@ -35,7 +45,7 @@ class SmokeTest(unittest.TestCase): pcrs = [16] try: - self.client.policy_pcr(handle, pcrs) + self.client.policy_pcr(handle, pcrs, bank_alg=bank_alg) self.client.policy_password(handle) policy_dig = self.client.get_policy_digest(handle) @@ -47,7 +57,7 @@ class SmokeTest(unittest.TestCase): handle = self.client.start_auth_session(tpm2.TPM2_SE_POLICY) try: - self.client.policy_pcr(handle, pcrs) + self.client.policy_pcr(handle, pcrs, bank_alg=bank_alg) self.client.policy_password(handle) result = self.client.unseal(self.root_key, blob, auth, handle) @@ -72,6 +82,9 @@ class SmokeTest(unittest.TestCase): self.assertEqual(rc, tpm2.TPM2_RC_AUTH_FAIL) def test_unseal_with_wrong_policy(self): + bank_alg = self.determine_bank_alg(1 << 16 | 1 << 1) + self.assertIsNotNone(bank_alg) + handle = self.client.start_auth_session(tpm2.TPM2_SE_TRIAL) data = ('X' * 64).encode() @@ -79,7 +92,7 @@ class SmokeTest(unittest.TestCase): pcrs = [16] try: - self.client.policy_pcr(handle, pcrs) + self.client.policy_pcr(handle, pcrs, bank_alg=bank_alg) self.client.policy_password(handle) policy_dig = self.client.get_policy_digest(handle) @@ -91,13 +104,13 @@ class SmokeTest(unittest.TestCase): # Extend first a PCR that is not part of the policy and try to unseal. # This should succeed. - ds = tpm2.get_digest_size(tpm2.TPM2_ALG_SHA1) - self.client.extend_pcr(1, ('X' * ds).encode()) + ds = tpm2.get_digest_size(bank_alg) + self.client.extend_pcr(1, ('X' * ds).encode(), bank_alg=bank_alg) handle = self.client.start_auth_session(tpm2.TPM2_SE_POLICY) try: - self.client.policy_pcr(handle, pcrs) + self.client.policy_pcr(handle, pcrs, bank_alg=bank_alg) self.client.policy_password(handle) result = self.client.unseal(self.root_key, blob, auth, handle) @@ -109,14 +122,14 @@ class SmokeTest(unittest.TestCase): # Then, extend a PCR that is part of the policy and try to unseal. # This should fail. - self.client.extend_pcr(16, ('X' * ds).encode()) + self.client.extend_pcr(16, ('X' * ds).encode(), bank_alg=bank_alg) handle = self.client.start_auth_session(tpm2.TPM2_SE_POLICY) rc = 0 try: - self.client.policy_pcr(handle, pcrs) + self.client.policy_pcr(handle, pcrs, bank_alg=bank_alg) self.client.policy_password(handle) result = self.client.unseal(self.root_key, blob, auth, handle) @@ -302,3 +315,19 @@ class AsyncTest(unittest.TestCase): log.debug("Calling get_cap in a NON_BLOCKING mode") async_client.get_cap(tpm2.TPM2_CAP_HANDLES, tpm2.HR_LOADED_SESSION) async_client.close() + + def test_flush_invalid_context(self): + log = logging.getLogger(__name__) + log.debug(sys._getframe().f_code.co_name) + + async_client = tpm2.Client(tpm2.Client.FLAG_SPACE | tpm2.Client.FLAG_NONBLOCK) + log.debug("Calling flush_context passing in an invalid handle ") + handle = 0x80123456 + rc = 0 + try: + async_client.flush_context(handle) + except OSError as e: + rc = e.errno + + self.assertEqual(rc, 22) + async_client.close() diff --git a/tools/testing/selftests/vm/Makefile b/tools/testing/selftests/vm/Makefile index 1607322a112c..a14b5b800897 100644 --- a/tools/testing/selftests/vm/Makefile +++ b/tools/testing/selftests/vm/Makefile @@ -1,6 +1,8 @@ # SPDX-License-Identifier: GPL-2.0 # Makefile for vm selftests +LOCAL_HDRS += $(selfdir)/vm/local_config.h $(top_srcdir)/mm/gup_test.h + include local_config.mk uname_M := $(shell uname -m 2>/dev/null || echo not) @@ -140,10 +142,6 @@ endif $(OUTPUT)/mlock-random-test $(OUTPUT)/memfd_secret: LDLIBS += -lcap -$(OUTPUT)/gup_test: ../../../../mm/gup_test.h - -$(OUTPUT)/hmm-tests: local_config.h - # HMM_EXTRA_LIBS may get set in local_config.mk, or it may be left empty. $(OUTPUT)/hmm-tests: LDLIBS += $(HMM_EXTRA_LIBS) diff --git a/tools/testing/selftests/vm/hugepage-mremap.c b/tools/testing/selftests/vm/hugepage-mremap.c index 2a7c33631a29..1d689084a54b 100644 --- a/tools/testing/selftests/vm/hugepage-mremap.c +++ b/tools/testing/selftests/vm/hugepage-mremap.c @@ -3,9 +3,10 @@ * hugepage-mremap: * * Example of remapping huge page memory in a user application using the - * mremap system call. Code assumes a hugetlbfs filesystem is mounted - * at './huge'. The amount of memory used by this test is decided by a command - * line argument in MBs. If missing, the default amount is 10MB. + * mremap system call. The path to a file in a hugetlbfs filesystem must + * be passed as the last argument to this test. The amount of memory used + * by this test in MBs can optionally be passed as an argument. If no memory + * amount is passed, the default amount is 10MB. * * To make sure the test triggers pmd sharing and goes through the 'unshare' * path in the mremap code use 1GB (1024) or more. @@ -25,7 +26,6 @@ #define DEFAULT_LENGTH_MB 10UL #define MB_TO_BYTES(x) (x * 1024 * 1024) -#define FILE_NAME "huge/hugepagefile" #define PROTECTION (PROT_READ | PROT_WRITE | PROT_EXEC) #define FLAGS (MAP_SHARED | MAP_ANONYMOUS) @@ -107,17 +107,26 @@ static void register_region_with_uffd(char *addr, size_t len) int main(int argc, char *argv[]) { + size_t length; + + if (argc != 2 && argc != 3) { + printf("Usage: %s [length_in_MB] <hugetlb_file>\n", argv[0]); + exit(1); + } + /* Read memory length as the first arg if valid, otherwise fallback to - * the default length. Any additional args are ignored. + * the default length. */ - size_t length = argc > 1 ? (size_t)atoi(argv[1]) : 0UL; + if (argc == 3) + length = argc > 2 ? (size_t)atoi(argv[1]) : 0UL; length = length > 0 ? length : DEFAULT_LENGTH_MB; length = MB_TO_BYTES(length); int ret = 0; - int fd = open(FILE_NAME, O_CREAT | O_RDWR, 0755); + /* last arg is the hugetlb file name */ + int fd = open(argv[argc-1], O_CREAT | O_RDWR, 0755); if (fd < 0) { perror("Open failed"); @@ -169,5 +178,8 @@ int main(int argc, char *argv[]) munmap(addr, length); + close(fd); + unlink(argv[argc-1]); + return ret; } diff --git a/tools/testing/selftests/vm/map_fixed_noreplace.c b/tools/testing/selftests/vm/map_fixed_noreplace.c index d91bde511268..eed44322d1a6 100644 --- a/tools/testing/selftests/vm/map_fixed_noreplace.c +++ b/tools/testing/selftests/vm/map_fixed_noreplace.c @@ -17,9 +17,6 @@ #define MAP_FIXED_NOREPLACE 0x100000 #endif -#define BASE_ADDRESS (256ul * 1024 * 1024) - - static void dump_maps(void) { char cmd[32]; @@ -28,18 +25,46 @@ static void dump_maps(void) system(cmd); } +static unsigned long find_base_addr(unsigned long size) +{ + void *addr; + unsigned long flags; + + flags = MAP_PRIVATE | MAP_ANONYMOUS; + addr = mmap(NULL, size, PROT_NONE, flags, -1, 0); + if (addr == MAP_FAILED) { + printf("Error: couldn't map the space we need for the test\n"); + return 0; + } + + if (munmap(addr, size) != 0) { + printf("Error: couldn't map the space we need for the test\n"); + return 0; + } + return (unsigned long)addr; +} + int main(void) { + unsigned long base_addr; unsigned long flags, addr, size, page_size; char *p; page_size = sysconf(_SC_PAGE_SIZE); + //let's find a base addr that is free before we start the tests + size = 5 * page_size; + base_addr = find_base_addr(size); + if (!base_addr) { + printf("Error: couldn't map the space we need for the test\n"); + return 1; + } + flags = MAP_PRIVATE | MAP_ANONYMOUS | MAP_FIXED_NOREPLACE; // Check we can map all the areas we need below errno = 0; - addr = BASE_ADDRESS; + addr = base_addr; size = 5 * page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); @@ -60,7 +85,7 @@ int main(void) printf("unmap() successful\n"); errno = 0; - addr = BASE_ADDRESS + page_size; + addr = base_addr + page_size; size = 3 * page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -80,7 +105,7 @@ int main(void) * +4 | free | new */ errno = 0; - addr = BASE_ADDRESS; + addr = base_addr; size = 5 * page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -101,7 +126,7 @@ int main(void) * +4 | free | */ errno = 0; - addr = BASE_ADDRESS + (2 * page_size); + addr = base_addr + (2 * page_size); size = page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -121,7 +146,7 @@ int main(void) * +4 | free | new */ errno = 0; - addr = BASE_ADDRESS + (3 * page_size); + addr = base_addr + (3 * page_size); size = 2 * page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -141,7 +166,7 @@ int main(void) * +4 | free | */ errno = 0; - addr = BASE_ADDRESS; + addr = base_addr; size = 2 * page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -161,7 +186,7 @@ int main(void) * +4 | free | */ errno = 0; - addr = BASE_ADDRESS; + addr = base_addr; size = page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -181,7 +206,7 @@ int main(void) * +4 | free | new */ errno = 0; - addr = BASE_ADDRESS + (4 * page_size); + addr = base_addr + (4 * page_size); size = page_size; p = mmap((void *)addr, size, PROT_NONE, flags, -1, 0); printf("mmap() @ 0x%lx-0x%lx p=%p result=%m\n", addr, addr + size, p); @@ -192,7 +217,7 @@ int main(void) return 1; } - addr = BASE_ADDRESS; + addr = base_addr; size = 5 * page_size; if (munmap((void *)addr, size) != 0) { dump_maps(); diff --git a/tools/testing/selftests/vm/run_vmtests.sh b/tools/testing/selftests/vm/run_vmtests.sh index 75d401741394..71d2dc198fc1 100755 --- a/tools/testing/selftests/vm/run_vmtests.sh +++ b/tools/testing/selftests/vm/run_vmtests.sh @@ -111,13 +111,14 @@ fi echo "-----------------------" echo "running hugepage-mremap" echo "-----------------------" -./hugepage-mremap 256 +./hugepage-mremap $mnt/huge_mremap if [ $? -ne 0 ]; then echo "[FAIL]" exitcode=1 else echo "[PASS]" fi +rm -f $mnt/huge_mremap echo "NOTE: The above hugetlb tests provide minimal coverage. Use" echo " https://github.com/libhugetlbfs/libhugetlbfs.git for" diff --git a/tools/testing/selftests/vm/userfaultfd.c b/tools/testing/selftests/vm/userfaultfd.c index 2f49c9af1b58..3fc1d2ee2948 100644 --- a/tools/testing/selftests/vm/userfaultfd.c +++ b/tools/testing/selftests/vm/userfaultfd.c @@ -46,6 +46,7 @@ #include <signal.h> #include <poll.h> #include <string.h> +#include <linux/mman.h> #include <sys/mman.h> #include <sys/syscall.h> #include <sys/ioctl.h> diff --git a/tools/testing/selftests/x86/check_cc.sh b/tools/testing/selftests/x86/check_cc.sh index 3e2089c8cf54..8c669c0d662e 100755 --- a/tools/testing/selftests/x86/check_cc.sh +++ b/tools/testing/selftests/x86/check_cc.sh @@ -7,7 +7,7 @@ CC="$1" TESTPROG="$2" shift 2 -if "$CC" -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then +if [ -n "$CC" ] && $CC -o /dev/null "$TESTPROG" -O0 "$@" 2>/dev/null; then echo 1 else echo 0 diff --git a/tools/tracing/rtla/src/osnoise.c b/tools/tracing/rtla/src/osnoise.c index 5648f9252e58..e60f1862bad0 100644 --- a/tools/tracing/rtla/src/osnoise.c +++ b/tools/tracing/rtla/src/osnoise.c @@ -810,7 +810,7 @@ struct osnoise_tool *osnoise_init_trace_tool(char *tracer) retval = enable_tracer_by_name(trace->trace.inst, tracer); if (retval) { - err_msg("Could not enable osnoiser tracer for tracing\n"); + err_msg("Could not enable %s tracer for tracing\n", tracer); goto out_err; } diff --git a/tools/tracing/rtla/src/osnoise_hist.c b/tools/tracing/rtla/src/osnoise_hist.c index 1f0b7fce55cf..52c053cc1789 100644 --- a/tools/tracing/rtla/src/osnoise_hist.c +++ b/tools/tracing/rtla/src/osnoise_hist.c @@ -426,7 +426,7 @@ static void osnoise_hist_usage(char *usage) static const char * const msg[] = { "", " usage: rtla osnoise hist [-h] [-D] [-d s] [-p us] [-r us] [-s us] [-S us] [-t[=file]] \\", - " [-c cpu-list] [-P priority] [-b N] [-e N] [--no-header] [--no-summary] \\", + " [-c cpu-list] [-P priority] [-b N] [-E N] [--no-header] [--no-summary] \\", " [--no-index] [--with-zeros]", "", " -h/--help: print this menu", @@ -439,7 +439,7 @@ static void osnoise_hist_usage(char *usage) " -D/--debug: print debug info", " -t/--trace[=file]: save the stopped trace to [file|osnoise_trace.txt]", " -b/--bucket-size N: set the histogram bucket size (default 1)", - " -e/--entries N: set the number of entries of the histogram (default 256)", + " -E/--entries N: set the number of entries of the histogram (default 256)", " --no-header: do not print header", " --no-summary: do not print summary", " --no-index: do not print index", @@ -486,7 +486,7 @@ static struct osnoise_hist_params while (1) { static struct option long_options[] = { {"bucket-size", required_argument, 0, 'b'}, - {"entries", required_argument, 0, 'e'}, + {"entries", required_argument, 0, 'E'}, {"cpus", required_argument, 0, 'c'}, {"debug", no_argument, 0, 'D'}, {"duration", required_argument, 0, 'd'}, @@ -507,7 +507,7 @@ static struct osnoise_hist_params /* getopt_long stores the option index here. */ int option_index = 0; - c = getopt_long(argc, argv, "c:b:d:e:Dhp:P:r:s:S:t::0123", + c = getopt_long(argc, argv, "c:b:d:E:Dhp:P:r:s:S:t::0123", long_options, &option_index); /* detect the end of the options. */ @@ -534,7 +534,7 @@ static struct osnoise_hist_params if (!params->duration) osnoise_hist_usage("Invalid -D duration\n"); break; - case 'e': + case 'E': params->entries = get_llong_from_str(optarg); if ((params->entries < 10) || (params->entries > 9999999)) osnoise_hist_usage("Entries must be > 10 and < 9999999\n"); diff --git a/tools/tracing/rtla/src/osnoise_top.c b/tools/tracing/rtla/src/osnoise_top.c index c67dc28ef716..7af769b9c0de 100644 --- a/tools/tracing/rtla/src/osnoise_top.c +++ b/tools/tracing/rtla/src/osnoise_top.c @@ -573,6 +573,7 @@ out_top: osnoise_free_top(tool->data); osnoise_destroy_tool(record); osnoise_destroy_tool(tool); + free(params); out_exit: exit(return_value); } diff --git a/tools/tracing/rtla/src/timerlat_hist.c b/tools/tracing/rtla/src/timerlat_hist.c index 436a799f9adf..237e1735afa7 100644 --- a/tools/tracing/rtla/src/timerlat_hist.c +++ b/tools/tracing/rtla/src/timerlat_hist.c @@ -429,7 +429,7 @@ static void timerlat_hist_usage(char *usage) char *msg[] = { "", " usage: [rtla] timerlat hist [-h] [-q] [-d s] [-D] [-n] [-p us] [-i us] [-T us] [-s us] [-t[=file]] \\", - " [-c cpu-list] [-P priority] [-e N] [-b N] [--no-irq] [--no-thread] [--no-header] [--no-summary] \\", + " [-c cpu-list] [-P priority] [-E N] [-b N] [--no-irq] [--no-thread] [--no-header] [--no-summary] \\", " [--no-index] [--with-zeros]", "", " -h/--help: print this menu", @@ -443,7 +443,7 @@ static void timerlat_hist_usage(char *usage) " -T/--trace[=file]: save the stopped trace to [file|timerlat_trace.txt]", " -n/--nano: display data in nanoseconds", " -b/--bucket-size N: set the histogram bucket size (default 1)", - " -e/--entries N: set the number of entries of the histogram (default 256)", + " -E/--entries N: set the number of entries of the histogram (default 256)", " --no-irq: ignore IRQ latencies", " --no-thread: ignore thread latencies", " --no-header: do not print header", @@ -494,7 +494,7 @@ static struct timerlat_hist_params {"cpus", required_argument, 0, 'c'}, {"bucket-size", required_argument, 0, 'b'}, {"debug", no_argument, 0, 'D'}, - {"entries", required_argument, 0, 'e'}, + {"entries", required_argument, 0, 'E'}, {"duration", required_argument, 0, 'd'}, {"help", no_argument, 0, 'h'}, {"irq", required_argument, 0, 'i'}, @@ -516,7 +516,7 @@ static struct timerlat_hist_params /* getopt_long stores the option index here. */ int option_index = 0; - c = getopt_long(argc, argv, "c:b:d:e:Dhi:np:P:s:t::T:012345", + c = getopt_long(argc, argv, "c:b:d:E:Dhi:np:P:s:t::T:012345", long_options, &option_index); /* detect the end of the options. */ @@ -543,7 +543,7 @@ static struct timerlat_hist_params if (!params->duration) timerlat_hist_usage("Invalid -D duration\n"); break; - case 'e': + case 'E': params->entries = get_llong_from_str(optarg); if ((params->entries < 10) || (params->entries > 9999999)) timerlat_hist_usage("Entries must be > 10 and < 9999999\n"); diff --git a/tools/virtio/linux/mm_types.h b/tools/virtio/linux/mm_types.h new file mode 100644 index 000000000000..356ba4d496f6 --- /dev/null +++ b/tools/virtio/linux/mm_types.h @@ -0,0 +1,3 @@ +struct folio { + struct page page; +}; diff --git a/tools/virtio/virtio_test.c b/tools/virtio/virtio_test.c index cb3f29c09aff..23f142af544a 100644 --- a/tools/virtio/virtio_test.c +++ b/tools/virtio/virtio_test.c @@ -130,6 +130,7 @@ static void vdev_info_init(struct vdev_info* dev, unsigned long long features) memset(dev, 0, sizeof *dev); dev->vdev.features = features; INIT_LIST_HEAD(&dev->vdev.vqs); + spin_lock_init(&dev->vdev.vqs_list_lock); dev->buf_size = 1024; dev->buf = malloc(dev->buf_size); assert(dev->buf); diff --git a/virt/kvm/kvm_main.c b/virt/kvm/kvm_main.c index 58d31da8a2f7..0afc016cc54d 100644 --- a/virt/kvm/kvm_main.c +++ b/virt/kvm/kvm_main.c @@ -5528,9 +5528,7 @@ static int kvm_suspend(void) static void kvm_resume(void) { if (kvm_usage_count) { -#ifdef CONFIG_LOCKDEP - WARN_ON(lockdep_is_held(&kvm_count_lock)); -#endif + lockdep_assert_not_held(&kvm_count_lock); hardware_enable_nolock(NULL); } } |