diff options
Diffstat (limited to 'arch/s390')
48 files changed, 193 insertions, 225 deletions
diff --git a/arch/s390/Makefile b/arch/s390/Makefile index ed646c583e4f..5ed242897b0d 100644 --- a/arch/s390/Makefile +++ b/arch/s390/Makefile @@ -27,6 +27,7 @@ KBUILD_CFLAGS_DECOMPRESSOR += -fno-delete-null-pointer-checks -msoft-float -mbac KBUILD_CFLAGS_DECOMPRESSOR += -fno-asynchronous-unwind-tables KBUILD_CFLAGS_DECOMPRESSOR += -ffreestanding KBUILD_CFLAGS_DECOMPRESSOR += -fno-stack-protector +KBUILD_CFLAGS_DECOMPRESSOR += -fPIE KBUILD_CFLAGS_DECOMPRESSOR += $(call cc-disable-warning, address-of-packed-member) KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO),-g) KBUILD_CFLAGS_DECOMPRESSOR += $(if $(CONFIG_DEBUG_INFO_DWARF4), $(call cc-option, -gdwarf-4,)) diff --git a/arch/s390/appldata/appldata_base.c b/arch/s390/appldata/appldata_base.c index b07b0610950e..bbefe5e86bdf 100644 --- a/arch/s390/appldata/appldata_base.c +++ b/arch/s390/appldata/appldata_base.c @@ -26,10 +26,10 @@ #include <linux/notifier.h> #include <linux/cpu.h> #include <linux/workqueue.h> +#include <linux/uaccess.h> +#include <linux/io.h> #include <asm/appldata.h> #include <asm/vtimer.h> -#include <linux/uaccess.h> -#include <asm/io.h> #include <asm/smp.h> #include "appldata.h" diff --git a/arch/s390/appldata/appldata_mem.c b/arch/s390/appldata/appldata_mem.c index 21c3147bd92a..fc608f9b79ab 100644 --- a/arch/s390/appldata/appldata_mem.c +++ b/arch/s390/appldata/appldata_mem.c @@ -15,7 +15,7 @@ #include <linux/pagemap.h> #include <linux/swap.h> #include <linux/slab.h> -#include <asm/io.h> +#include <linux/io.h> #include "appldata.h" diff --git a/arch/s390/boot/head.S b/arch/s390/boot/head.S index 3f79b9efb803..637c29c3f6e3 100644 --- a/arch/s390/boot/head.S +++ b/arch/s390/boot/head.S @@ -67,7 +67,7 @@ ipl_start: jz .Lagain1 # skip dataset header larl %r13,.L_eof clc 0(3,%r4),0(%r13) # if it is EOFx - jz .Lagain1 # skip dateset trailer + jz .Lagain1 # skip data set trailer lgr %r5,%r2 la %r6,COMMAND_LINE-PARMAREA(%r12) lgr %r7,%r2 @@ -185,19 +185,19 @@ ipl_start: larl %r13,.Lcrash lpsw 0(%r13) - .align 8 + .balign 8 .Lwaitpsw: .quad 0x0202000180000000,.Lioint .Lnewpswmask: .quad 0x0000000180000000 - .align 8 + .balign 8 .Lorb: .long 0x00000000,0x0080ff00,.Lccws .Lirb: .long 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0 - .align 8 + .balign 8 .Lcr6: .quad 0x00000000ff000000 - .align 8 + .balign 8 .Lcrash:.long 0x000a0000,0x00000000 - .align 8 + .balign 8 .Lccws: .rept 19 .long 0x02600050,0x00000000 .endr @@ -207,7 +207,7 @@ ipl_start: .byte 0xc8,0xd6,0xd3,0xc4 # "change rdr all keep nohold" .L_eof: .long 0xc5d6c600 /* C'EOF' */ .L_hdr: .long 0xc8c4d900 /* C'HDR' */ - .align 8 + .balign 8 .Lcpuid:.fill 8,1,0 # @@ -265,7 +265,7 @@ SYM_CODE_START_LOCAL(startup_normal) brasl %r14,startup_kernel SYM_CODE_END(startup_normal) - .align 8 + .balign 8 6: .long 0x7fffffff,0xffffffff .Lext_new_psw: .quad 0x0002000180000000,0x1b0 # disabled wait diff --git a/arch/s390/boot/head_kdump.S b/arch/s390/boot/head_kdump.S index f015469e7db9..f7107c76258c 100644 --- a/arch/s390/boot/head_kdump.S +++ b/arch/s390/boot/head_kdump.S @@ -82,12 +82,12 @@ SYM_CODE_START_LOCAL(startup_kdump) # # Startup of kdump (relocated new kernel) # -.align 2 + .balign 2 startup_kdump_relocated: basr %r13,0 0: lpswe .Lrestart_psw-0b(%r13) # Start new kernel... SYM_CODE_END(startup_kdump) -.align 8 + .balign 8 .Lrestart_psw: .quad 0x0000000080000000,0x0000000000000000 + startup #else @@ -95,7 +95,7 @@ SYM_CODE_START_LOCAL(startup_kdump) larl %r13,startup_kdump_crash lpswe 0(%r13) SYM_CODE_END(startup_kdump) -.align 8 + .balign 8 startup_kdump_crash: .quad 0x0002000080000000,0x0000000000000000 + startup_kdump_crash #endif /* CONFIG_CRASH_DUMP */ diff --git a/arch/s390/crypto/crc32be-vx.S b/arch/s390/crypto/crc32be-vx.S index 6ea17628ea10..34ee47926891 100644 --- a/arch/s390/crypto/crc32be-vx.S +++ b/arch/s390/crypto/crc32be-vx.S @@ -48,7 +48,7 @@ * * Note that the constant definitions below are extended in order to compute * intermediate results with a single VECTOR GALOIS FIELD MULTIPLY instruction. - * The righmost doubleword can be 0 to prevent contribution to the result or + * The rightmost doubleword can be 0 to prevent contribution to the result or * can be multiplied by 1 to perform an XOR without the need for a separate * VECTOR EXCLUSIVE OR instruction. * diff --git a/arch/s390/include/asm/ap.h b/arch/s390/include/asm/ap.h index d5d967166bac..40c2b82f083a 100644 --- a/arch/s390/include/asm/ap.h +++ b/arch/s390/include/asm/ap.h @@ -333,7 +333,7 @@ union ap_qact_ap_info { }; /** - * ap_qact(): Query AP combatibility type. + * ap_qact(): Query AP compatibility type. * @qid: The AP queue number * @apinfo: On input the info about the AP queue. On output the * alternate AP queue info provided by the qact function diff --git a/arch/s390/include/asm/appldata.h b/arch/s390/include/asm/appldata.h index c5bd9f4437e5..f2240392c708 100644 --- a/arch/s390/include/asm/appldata.h +++ b/arch/s390/include/asm/appldata.h @@ -8,8 +8,8 @@ #ifndef _ASM_S390_APPLDATA_H #define _ASM_S390_APPLDATA_H +#include <linux/io.h> #include <asm/diag.h> -#include <asm/io.h> #define APPLDATA_START_INTERVAL_REC 0x80 #define APPLDATA_STOP_REC 0x81 diff --git a/arch/s390/include/asm/asm-extable.h b/arch/s390/include/asm/asm-extable.h index 55a02a153dfc..e6532477f126 100644 --- a/arch/s390/include/asm/asm-extable.h +++ b/arch/s390/include/asm/asm-extable.h @@ -25,7 +25,7 @@ #define __EX_TABLE(_section, _fault, _target, _type) \ stringify_in_c(.section _section,"a";) \ - stringify_in_c(.align 4;) \ + stringify_in_c(.balign 4;) \ stringify_in_c(.long (_fault) - .;) \ stringify_in_c(.long (_target) - .;) \ stringify_in_c(.short (_type);) \ @@ -34,7 +34,7 @@ #define __EX_TABLE_UA(_section, _fault, _target, _type, _regerr, _regaddr, _len)\ stringify_in_c(.section _section,"a";) \ - stringify_in_c(.align 4;) \ + stringify_in_c(.balign 4;) \ stringify_in_c(.long (_fault) - .;) \ stringify_in_c(.long (_target) - .;) \ stringify_in_c(.short (_type);) \ diff --git a/arch/s390/include/asm/dma.h b/arch/s390/include/asm/dma.h index dec1c4ce628c..c260adb25997 100644 --- a/arch/s390/include/asm/dma.h +++ b/arch/s390/include/asm/dma.h @@ -2,7 +2,7 @@ #ifndef _ASM_S390_DMA_H #define _ASM_S390_DMA_H -#include <asm/io.h> +#include <linux/io.h> /* * MAX_DMA_ADDRESS is ambiguous because on s390 its completely unrelated diff --git a/arch/s390/include/asm/lowcore.h b/arch/s390/include/asm/lowcore.h index 8aa1f6530a3e..69ccc464a430 100644 --- a/arch/s390/include/asm/lowcore.h +++ b/arch/s390/include/asm/lowcore.h @@ -118,8 +118,8 @@ struct lowcore { __u64 avg_steal_timer; /* 0x0300 */ __u64 last_update_timer; /* 0x0308 */ __u64 last_update_clock; /* 0x0310 */ - __u64 int_clock; /* 0x0318*/ - __u64 mcck_clock; /* 0x0320 */ + __u64 int_clock; /* 0x0318 */ + __u8 pad_0x0320[0x0328-0x0320]; /* 0x0320 */ __u64 clock_comparator; /* 0x0328 */ __u64 boot_clock[2]; /* 0x0330 */ diff --git a/arch/s390/include/asm/page.h b/arch/s390/include/asm/page.h index 8a2a3b5d1e29..a9c138fcd2ad 100644 --- a/arch/s390/include/asm/page.h +++ b/arch/s390/include/asm/page.h @@ -19,7 +19,7 @@ #define PAGE_SHIFT _PAGE_SHIFT #define PAGE_SIZE _PAGE_SIZE #define PAGE_MASK _PAGE_MASK -#define PAGE_DEFAULT_ACC 0 +#define PAGE_DEFAULT_ACC _AC(0, UL) /* storage-protection override */ #define PAGE_SPO_ACC 9 #define PAGE_DEFAULT_KEY (PAGE_DEFAULT_ACC << 4) @@ -179,8 +179,6 @@ int arch_make_page_accessible(struct page *page); #define HAVE_ARCH_MAKE_PAGE_ACCESSIBLE #endif -#endif /* !__ASSEMBLY__ */ - #define __PAGE_OFFSET 0x0UL #define PAGE_OFFSET 0x0UL @@ -204,6 +202,8 @@ int arch_make_page_accessible(struct page *page); #define VM_DATA_DEFAULT_FLAGS VM_DATA_FLAGS_NON_EXEC +#endif /* !__ASSEMBLY__ */ + #include <asm-generic/memory_model.h> #include <asm-generic/getorder.h> diff --git a/arch/s390/include/asm/ptrace.h b/arch/s390/include/asm/ptrace.h index bfb8c3cb8aee..d28bf8fb2799 100644 --- a/arch/s390/include/asm/ptrace.h +++ b/arch/s390/include/asm/ptrace.h @@ -23,7 +23,31 @@ #define _PIF_GUEST_FAULT BIT(PIF_GUEST_FAULT) #define _PIF_FTRACE_FULL_REGS BIT(PIF_FTRACE_FULL_REGS) -#ifndef __ASSEMBLY__ +#define PSW32_MASK_PER _AC(0x40000000, UL) +#define PSW32_MASK_DAT _AC(0x04000000, UL) +#define PSW32_MASK_IO _AC(0x02000000, UL) +#define PSW32_MASK_EXT _AC(0x01000000, UL) +#define PSW32_MASK_KEY _AC(0x00F00000, UL) +#define PSW32_MASK_BASE _AC(0x00080000, UL) /* Always one */ +#define PSW32_MASK_MCHECK _AC(0x00040000, UL) +#define PSW32_MASK_WAIT _AC(0x00020000, UL) +#define PSW32_MASK_PSTATE _AC(0x00010000, UL) +#define PSW32_MASK_ASC _AC(0x0000C000, UL) +#define PSW32_MASK_CC _AC(0x00003000, UL) +#define PSW32_MASK_PM _AC(0x00000f00, UL) +#define PSW32_MASK_RI _AC(0x00000080, UL) + +#define PSW32_ADDR_AMODE _AC(0x80000000, UL) +#define PSW32_ADDR_INSN _AC(0x7FFFFFFF, UL) + +#define PSW32_DEFAULT_KEY ((PAGE_DEFAULT_ACC) << 20) + +#define PSW32_ASC_PRIMARY _AC(0x00000000, UL) +#define PSW32_ASC_ACCREG _AC(0x00004000, UL) +#define PSW32_ASC_SECONDARY _AC(0x00008000, UL) +#define PSW32_ASC_HOME _AC(0x0000C000, UL) + +#define PSW_DEFAULT_KEY ((PAGE_DEFAULT_ACC) << 52) #define PSW_KERNEL_BITS (PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_ASC_HOME | \ PSW_MASK_EA | PSW_MASK_BA | PSW_MASK_DAT) @@ -31,6 +55,8 @@ PSW_DEFAULT_KEY | PSW_MASK_BASE | PSW_MASK_MCHECK | \ PSW_MASK_PSTATE | PSW_ASC_PRIMARY) +#ifndef __ASSEMBLY__ + struct psw_bits { unsigned long : 1; unsigned long per : 1; /* PER-Mask */ @@ -71,30 +97,6 @@ enum { &(*(struct psw_bits *)(&(__psw))); \ })) -#define PSW32_MASK_PER 0x40000000UL -#define PSW32_MASK_DAT 0x04000000UL -#define PSW32_MASK_IO 0x02000000UL -#define PSW32_MASK_EXT 0x01000000UL -#define PSW32_MASK_KEY 0x00F00000UL -#define PSW32_MASK_BASE 0x00080000UL /* Always one */ -#define PSW32_MASK_MCHECK 0x00040000UL -#define PSW32_MASK_WAIT 0x00020000UL -#define PSW32_MASK_PSTATE 0x00010000UL -#define PSW32_MASK_ASC 0x0000C000UL -#define PSW32_MASK_CC 0x00003000UL -#define PSW32_MASK_PM 0x00000f00UL -#define PSW32_MASK_RI 0x00000080UL - -#define PSW32_ADDR_AMODE 0x80000000UL -#define PSW32_ADDR_INSN 0x7FFFFFFFUL - -#define PSW32_DEFAULT_KEY (((u32)PAGE_DEFAULT_ACC) << 20) - -#define PSW32_ASC_PRIMARY 0x00000000UL -#define PSW32_ASC_ACCREG 0x00004000UL -#define PSW32_ASC_SECONDARY 0x00008000UL -#define PSW32_ASC_HOME 0x0000C000UL - typedef struct { unsigned int mask; unsigned int addr; diff --git a/arch/s390/include/uapi/asm/cmb.h b/arch/s390/include/uapi/asm/cmb.h index ecbe94941403..115434ab98fb 100644 --- a/arch/s390/include/uapi/asm/cmb.h +++ b/arch/s390/include/uapi/asm/cmb.h @@ -31,7 +31,7 @@ struct cmbdata { __u64 size; __u64 elapsed_time; - /* basic and exended format: */ + /* basic and extended format: */ __u64 ssch_rsch_count; __u64 sample_count; __u64 device_connect_time; diff --git a/arch/s390/include/uapi/asm/dasd.h b/arch/s390/include/uapi/asm/dasd.h index 9c49c3d67cd5..b11d98800458 100644 --- a/arch/s390/include/uapi/asm/dasd.h +++ b/arch/s390/include/uapi/asm/dasd.h @@ -24,7 +24,7 @@ /* * struct dasd_information2_t * represents any data about the device, which is visible to userspace. - * including foramt and featueres. + * including format and featueres. */ typedef struct dasd_information2_t { unsigned int devno; /* S/390 devno */ diff --git a/arch/s390/include/uapi/asm/pkey.h b/arch/s390/include/uapi/asm/pkey.h index f7bae1c63bd6..5faf0a1d2c16 100644 --- a/arch/s390/include/uapi/asm/pkey.h +++ b/arch/s390/include/uapi/asm/pkey.h @@ -353,7 +353,7 @@ struct pkey_kblob2pkey2 { * Is able to find out which type of secure key is given (CCA AES secure * key, CCA AES cipher key, CCA ECC private key, EP11 AES key, EP11 ECC private * key) and tries to find all matching crypto cards based on the MKVP and maybe - * other criterias (like CCA AES cipher keys need a CEX5C or higher, EP11 keys + * other criteria (like CCA AES cipher keys need a CEX5C or higher, EP11 keys * with BLOB_PKEY_EXTRACTABLE need a CEX7 and EP11 api version 4). The list of * APQNs is further filtered by the key's mkvp which needs to match to either * the current mkvp (CCA and EP11) or the alternate mkvp (old mkvp, CCA adapters @@ -370,7 +370,7 @@ struct pkey_kblob2pkey2 { * is empty (apqn_entries is 0) the apqn_entries field is updated to the number * of apqn targets found and the ioctl returns with 0. If apqn_entries is > 0 * but the number of apqn targets does not fit into the list, the apqn_targets - * field is updatedd with the number of reqired entries but there are no apqn + * field is updated with the number of required entries but there are no apqn * values stored in the list and the ioctl returns with ENOSPC. If no matching * APQN is found, the ioctl returns with 0 but the apqn_entries value is 0. */ @@ -408,7 +408,7 @@ struct pkey_apqns4key { * is empty (apqn_entries is 0) the apqn_entries field is updated to the number * of apqn targets found and the ioctl returns with 0. If apqn_entries is > 0 * but the number of apqn targets does not fit into the list, the apqn_targets - * field is updatedd with the number of reqired entries but there are no apqn + * field is updated with the number of required entries but there are no apqn * values stored in the list and the ioctl returns with ENOSPC. If no matching * APQN is found, the ioctl returns with 0 but the apqn_entries value is 0. */ diff --git a/arch/s390/include/uapi/asm/ptrace.h b/arch/s390/include/uapi/asm/ptrace.h index ad64d673b5e6..f0fe3bcc78a8 100644 --- a/arch/s390/include/uapi/asm/ptrace.h +++ b/arch/s390/include/uapi/asm/ptrace.h @@ -166,6 +166,64 @@ #endif /* __s390x__ */ +#ifndef __s390x__ + +#define PSW_MASK_PER _AC(0x40000000, UL) +#define PSW_MASK_DAT _AC(0x04000000, UL) +#define PSW_MASK_IO _AC(0x02000000, UL) +#define PSW_MASK_EXT _AC(0x01000000, UL) +#define PSW_MASK_KEY _AC(0x00F00000, UL) +#define PSW_MASK_BASE _AC(0x00080000, UL) /* always one */ +#define PSW_MASK_MCHECK _AC(0x00040000, UL) +#define PSW_MASK_WAIT _AC(0x00020000, UL) +#define PSW_MASK_PSTATE _AC(0x00010000, UL) +#define PSW_MASK_ASC _AC(0x0000C000, UL) +#define PSW_MASK_CC _AC(0x00003000, UL) +#define PSW_MASK_PM _AC(0x00000F00, UL) +#define PSW_MASK_RI _AC(0x00000000, UL) +#define PSW_MASK_EA _AC(0x00000000, UL) +#define PSW_MASK_BA _AC(0x00000000, UL) + +#define PSW_MASK_USER _AC(0x0000FF00, UL) + +#define PSW_ADDR_AMODE _AC(0x80000000, UL) +#define PSW_ADDR_INSN _AC(0x7FFFFFFF, UL) + +#define PSW_ASC_PRIMARY _AC(0x00000000, UL) +#define PSW_ASC_ACCREG _AC(0x00004000, UL) +#define PSW_ASC_SECONDARY _AC(0x00008000, UL) +#define PSW_ASC_HOME _AC(0x0000C000, UL) + +#else /* __s390x__ */ + +#define PSW_MASK_PER _AC(0x4000000000000000, UL) +#define PSW_MASK_DAT _AC(0x0400000000000000, UL) +#define PSW_MASK_IO _AC(0x0200000000000000, UL) +#define PSW_MASK_EXT _AC(0x0100000000000000, UL) +#define PSW_MASK_BASE _AC(0x0000000000000000, UL) +#define PSW_MASK_KEY _AC(0x00F0000000000000, UL) +#define PSW_MASK_MCHECK _AC(0x0004000000000000, UL) +#define PSW_MASK_WAIT _AC(0x0002000000000000, UL) +#define PSW_MASK_PSTATE _AC(0x0001000000000000, UL) +#define PSW_MASK_ASC _AC(0x0000C00000000000, UL) +#define PSW_MASK_CC _AC(0x0000300000000000, UL) +#define PSW_MASK_PM _AC(0x00000F0000000000, UL) +#define PSW_MASK_RI _AC(0x0000008000000000, UL) +#define PSW_MASK_EA _AC(0x0000000100000000, UL) +#define PSW_MASK_BA _AC(0x0000000080000000, UL) + +#define PSW_MASK_USER _AC(0x0000FF0180000000, UL) + +#define PSW_ADDR_AMODE _AC(0x0000000000000000, UL) +#define PSW_ADDR_INSN _AC(0xFFFFFFFFFFFFFFFF, UL) + +#define PSW_ASC_PRIMARY _AC(0x0000000000000000, UL) +#define PSW_ASC_ACCREG _AC(0x0000400000000000, UL) +#define PSW_ASC_SECONDARY _AC(0x0000800000000000, UL) +#define PSW_ASC_HOME _AC(0x0000C00000000000, UL) + +#endif /* __s390x__ */ + #define NUM_GPRS 16 #define NUM_FPRS 16 #define NUM_CRS 16 @@ -214,69 +272,6 @@ typedef struct { unsigned long addr; } __attribute__ ((aligned(8))) psw_t; -#ifndef __s390x__ - -#define PSW_MASK_PER 0x40000000UL -#define PSW_MASK_DAT 0x04000000UL -#define PSW_MASK_IO 0x02000000UL -#define PSW_MASK_EXT 0x01000000UL -#define PSW_MASK_KEY 0x00F00000UL -#define PSW_MASK_BASE 0x00080000UL /* always one */ -#define PSW_MASK_MCHECK 0x00040000UL -#define PSW_MASK_WAIT 0x00020000UL -#define PSW_MASK_PSTATE 0x00010000UL -#define PSW_MASK_ASC 0x0000C000UL -#define PSW_MASK_CC 0x00003000UL -#define PSW_MASK_PM 0x00000F00UL -#define PSW_MASK_RI 0x00000000UL -#define PSW_MASK_EA 0x00000000UL -#define PSW_MASK_BA 0x00000000UL - -#define PSW_MASK_USER 0x0000FF00UL - -#define PSW_ADDR_AMODE 0x80000000UL -#define PSW_ADDR_INSN 0x7FFFFFFFUL - -#define PSW_DEFAULT_KEY (((unsigned long) PAGE_DEFAULT_ACC) << 20) - -#define PSW_ASC_PRIMARY 0x00000000UL -#define PSW_ASC_ACCREG 0x00004000UL -#define PSW_ASC_SECONDARY 0x00008000UL -#define PSW_ASC_HOME 0x0000C000UL - -#else /* __s390x__ */ - -#define PSW_MASK_PER 0x4000000000000000UL -#define PSW_MASK_DAT 0x0400000000000000UL -#define PSW_MASK_IO 0x0200000000000000UL -#define PSW_MASK_EXT 0x0100000000000000UL -#define PSW_MASK_BASE 0x0000000000000000UL -#define PSW_MASK_KEY 0x00F0000000000000UL -#define PSW_MASK_MCHECK 0x0004000000000000UL -#define PSW_MASK_WAIT 0x0002000000000000UL -#define PSW_MASK_PSTATE 0x0001000000000000UL -#define PSW_MASK_ASC 0x0000C00000000000UL -#define PSW_MASK_CC 0x0000300000000000UL -#define PSW_MASK_PM 0x00000F0000000000UL -#define PSW_MASK_RI 0x0000008000000000UL -#define PSW_MASK_EA 0x0000000100000000UL -#define PSW_MASK_BA 0x0000000080000000UL - -#define PSW_MASK_USER 0x0000FF0180000000UL - -#define PSW_ADDR_AMODE 0x0000000000000000UL -#define PSW_ADDR_INSN 0xFFFFFFFFFFFFFFFFUL - -#define PSW_DEFAULT_KEY (((unsigned long) PAGE_DEFAULT_ACC) << 52) - -#define PSW_ASC_PRIMARY 0x0000000000000000UL -#define PSW_ASC_ACCREG 0x0000400000000000UL -#define PSW_ASC_SECONDARY 0x0000800000000000UL -#define PSW_ASC_HOME 0x0000C00000000000UL - -#endif /* __s390x__ */ - - /* * The s390_regs structure is used to define the elf_gregset_t. */ diff --git a/arch/s390/kernel/asm-offsets.c b/arch/s390/kernel/asm-offsets.c index 3f8e760298c2..81cf72088041 100644 --- a/arch/s390/kernel/asm-offsets.c +++ b/arch/s390/kernel/asm-offsets.c @@ -122,7 +122,6 @@ int main(void) OFFSET(__LC_LAST_UPDATE_TIMER, lowcore, last_update_timer); OFFSET(__LC_LAST_UPDATE_CLOCK, lowcore, last_update_clock); OFFSET(__LC_INT_CLOCK, lowcore, int_clock); - OFFSET(__LC_MCCK_CLOCK, lowcore, mcck_clock); OFFSET(__LC_BOOT_CLOCK, lowcore, boot_clock); OFFSET(__LC_CURRENT, lowcore, current_task); OFFSET(__LC_KERNEL_STACK, lowcore, kernel_stack); diff --git a/arch/s390/kernel/cpcmd.c b/arch/s390/kernel/cpcmd.c index 72e106cfd8c7..b210a29d3ee9 100644 --- a/arch/s390/kernel/cpcmd.c +++ b/arch/s390/kernel/cpcmd.c @@ -16,10 +16,10 @@ #include <linux/stddef.h> #include <linux/string.h> #include <linux/mm.h> +#include <linux/io.h> #include <asm/diag.h> #include <asm/ebcdic.h> #include <asm/cpcmd.h> -#include <asm/io.h> static DEFINE_SPINLOCK(cpcmd_lock); static char cpcmd_buf[241]; diff --git a/arch/s390/kernel/dis.c b/arch/s390/kernel/dis.c index 90bbb4ea1d08..89dc826a8d2e 100644 --- a/arch/s390/kernel/dis.c +++ b/arch/s390/kernel/dis.c @@ -24,8 +24,8 @@ #include <linux/kdebug.h> #include <linux/uaccess.h> #include <linux/atomic.h> +#include <linux/io.h> #include <asm/dis.h> -#include <asm/io.h> #include <asm/cpcmd.h> #include <asm/lowcore.h> #include <asm/debug.h> @@ -516,7 +516,7 @@ void show_code(struct pt_regs *regs) if (copy_from_regs(regs, code + end, (void *)addr, 2)) break; } - /* Code snapshot useable ? */ + /* Code snapshot usable ? */ if ((regs->psw.addr & 1) || start >= end) { printk("%s Code: Bad PSW.\n", mode); return; diff --git a/arch/s390/kernel/entry.S b/arch/s390/kernel/entry.S index e5b6c1369e8e..a660f4b6d654 100644 --- a/arch/s390/kernel/entry.S +++ b/arch/s390/kernel/entry.S @@ -136,7 +136,7 @@ _LPP_OFFSET = __LC_LPP clgfrl %r14,.Lrange_size\@ jhe \outside_label .section .rodata, "a" - .align 4 + .balign 4 .Lrange_size\@: .long \end - \start .previous @@ -488,7 +488,6 @@ SYM_FUNC_END(psw_idle) * Machine check handler routines */ SYM_CODE_START(mcck_int_handler) - stckf __LC_MCCK_CLOCK BPOFF la %r1,4095 # validate r1 spt __LC_CPU_TIMER_SAVE_AREA-4095(%r1) # validate cpu timer @@ -598,8 +597,9 @@ SYM_CODE_START(restart_int_handler) TSTMSK __LC_RESTART_FLAGS,RESTART_FLAG_CTLREGS,4 jz 0f lctlg %c0,%c15,__LC_CREGS_SAVE_AREA -0: larl %r15,stosm_tmp - stosm 0(%r15),0x04 # turn dat on, keep irqs off +0: larl %r15,daton_psw + lpswe 0(%r15) # turn dat on, keep irqs off +.Ldaton: lg %r15,__LC_RESTART_STACK xc STACK_FRAME_OVERHEAD(__PT_SIZE,%r15),STACK_FRAME_OVERHEAD(%r15) stmg %r0,%r14,STACK_FRAME_OVERHEAD+__PT_R0(%r15) @@ -646,7 +646,11 @@ SYM_CODE_END(stack_overflow) .balign 4 SYM_DATA_LOCAL(stop_lock, .long 0) SYM_DATA_LOCAL(this_cpu, .short 0) -SYM_DATA_LOCAL(stosm_tmp, .byte 0) + .balign 8 +SYM_DATA_START_LOCAL(daton_psw) + .quad PSW_KERNEL_BITS + .quad .Ldaton +SYM_DATA_END(daton_psw) .section .rodata, "a" #define SYSCALL(esame,emu) .quad __s390x_ ## esame diff --git a/arch/s390/kernel/head64.S b/arch/s390/kernel/head64.S index df77ba102096..45413b04efc5 100644 --- a/arch/s390/kernel/head64.S +++ b/arch/s390/kernel/head64.S @@ -36,5 +36,5 @@ SYM_CODE_START(startup_continue) lpswe dw_psw-.(%r13) # load disabled wait psw SYM_CODE_END(startup_continue) - .align 16 + .balign 16 SYM_DATA_LOCAL(dw_psw, .quad 0x0002000180000000,0x0000000000000000) diff --git a/arch/s390/kernel/kprobes_insn_page.S b/arch/s390/kernel/kprobes_insn_page.S index b6335296dcd8..0fe4d725e98b 100644 --- a/arch/s390/kernel/kprobes_insn_page.S +++ b/arch/s390/kernel/kprobes_insn_page.S @@ -13,7 +13,7 @@ * would be in the data section instead. */ .section .kprobes.text, "ax" - .align 4096 + .balign 4096 SYM_CODE_START(kprobes_insn_page) .rept 2048 .word 0x07fe diff --git a/arch/s390/kernel/nospec-branch.c b/arch/s390/kernel/nospec-branch.c index 717bbcc056e5..d1b16d83e49a 100644 --- a/arch/s390/kernel/nospec-branch.c +++ b/arch/s390/kernel/nospec-branch.c @@ -14,7 +14,7 @@ static int __init nobp_setup_early(char *str) return rc; if (enabled && test_facility(82)) { /* - * The user explicitely requested nobp=1, enable it and + * The user explicitly requested nobp=1, enable it and * disable the expoline support. */ __set_facility(82, alt_stfle_fac_list); diff --git a/arch/s390/kernel/perf_cpum_cf.c b/arch/s390/kernel/perf_cpum_cf.c index 90679143534b..850c11ea631a 100644 --- a/arch/s390/kernel/perf_cpum_cf.c +++ b/arch/s390/kernel/perf_cpum_cf.c @@ -172,9 +172,9 @@ static void cpum_cf_free_root(void) cpu_cf_root.cfptr = NULL; irq_subclass_unregister(IRQ_SUBCLASS_MEASUREMENT_ALERT); on_each_cpu(cpum_cf_reset_cpu, NULL, 1); - debug_sprintf_event(cf_dbg, 4, "%s2 root.refcnt %u cfptr %px\n", + debug_sprintf_event(cf_dbg, 4, "%s root.refcnt %u cfptr %d\n", __func__, refcount_read(&cpu_cf_root.refcnt), - cpu_cf_root.cfptr); + !cpu_cf_root.cfptr); } /* @@ -975,10 +975,6 @@ static int cfdiag_push_sample(struct perf_event *event, } overflow = perf_event_overflow(event, &data, ®s); - debug_sprintf_event(cf_dbg, 3, - "%s event %#llx sample_type %#llx raw %d ov %d\n", - __func__, event->hw.config, - event->attr.sample_type, raw.size, overflow); if (overflow) event->pmu->stop(event, 0); @@ -1105,10 +1101,6 @@ static int cpum_cf_online_cpu(unsigned int cpu) { int rc = 0; - debug_sprintf_event(cf_dbg, 4, "%s cpu %d root.refcnt %d " - "opencnt %d\n", __func__, cpu, - refcount_read(&cpu_cf_root.refcnt), - refcount_read(&cfset_opencnt)); /* * Ignore notification for perf_event_open(). * Handle only /dev/hwctr device sessions. @@ -1127,9 +1119,6 @@ static int cfset_offline_cpu(unsigned int cpu); static int cpum_cf_offline_cpu(unsigned int cpu) { - debug_sprintf_event(cf_dbg, 4, "%s cpu %d root.refcnt %d opencnt %d\n", - __func__, cpu, refcount_read(&cpu_cf_root.refcnt), - refcount_read(&cfset_opencnt)); /* * During task exit processing of grouped perf events triggered by CPU * hotplug processing, pmu_disable() is called as part of perf context @@ -1337,8 +1326,6 @@ static void cfset_ioctl_off(void *parm) cpuhw->state, S390_HWCTR_DEVICE, rc); if (!cpuhw->dev_state) cpuhw->flags &= ~PMU_F_IN_USE; - debug_sprintf_event(cf_dbg, 4, "%s rc %d state %#llx dev_state %#llx\n", - __func__, rc, cpuhw->state, cpuhw->dev_state); } /* Start counter sets on particular CPU */ @@ -1360,8 +1347,6 @@ static void cfset_ioctl_on(void *parm) else pr_err("Counter set start %#llx of /dev/%s failed rc=%i\n", cpuhw->dev_state | cpuhw->state, S390_HWCTR_DEVICE, rc); - debug_sprintf_event(cf_dbg, 4, "%s rc %d state %#llx dev_state %#llx\n", - __func__, rc, cpuhw->state, cpuhw->dev_state); } static void cfset_release_cpu(void *p) @@ -1369,8 +1354,6 @@ static void cfset_release_cpu(void *p) struct cpu_cf_events *cpuhw = this_cpu_cfhw(); int rc; - debug_sprintf_event(cf_dbg, 4, "%s state %#llx dev_state %#llx\n", - __func__, cpuhw->state, cpuhw->dev_state); cpuhw->dev_state = 0; rc = lcctl(cpuhw->state); /* Keep perf_event_open counter sets */ if (rc) @@ -1459,7 +1442,6 @@ static int cfset_all_start(struct cfset_request *req) if (atomic_read(&p.cpus_ack) != cpumask_weight(mask)) { on_each_cpu_mask(mask, cfset_ioctl_off, &p, 1); rc = -EIO; - debug_sprintf_event(cf_dbg, 4, "%s CPUs missing", __func__); } free_cpumask_var(mask); return rc; @@ -1516,8 +1498,6 @@ static int cfset_all_copy(unsigned long arg, cpumask_t *mask) if (put_user(cpus, &ctrset_read->no_cpus)) rc = -EFAULT; out: - debug_sprintf_event(cf_dbg, 4, "%s rc %d copied %ld\n", __func__, rc, - uptr - (void __user *)ctrset_read->data); return rc; } @@ -1565,8 +1545,6 @@ static void cfset_cpu_read(void *parm) cpuhw->used += space; cpuhw->sets += 1; } - debug_sprintf_event(cf_dbg, 4, "%s sets %d used %zd\n", __func__, - cpuhw->sets, cpuhw->used); } } @@ -1661,8 +1639,6 @@ static long cfset_ioctl_start(unsigned long arg, struct file *file) if (!ret) { cfset_session_add(preq); file->private_data = preq; - debug_sprintf_event(cf_dbg, 4, "%s set %#lx need %ld ret %d\n", - __func__, preq->ctrset, need, ret); } else { kfree(preq); } @@ -1761,8 +1737,6 @@ static int cfset_offline_cpu(unsigned int cpu) static void cfdiag_read(struct perf_event *event) { - debug_sprintf_event(cf_dbg, 3, "%s event %#llx count %ld\n", __func__, - event->attr.config, local64_read(&event->count)); } static int get_authctrsets(void) @@ -1807,8 +1781,6 @@ static int cfdiag_event_init2(struct perf_event *event) if (!event->hw.config_base) err = -EINVAL; - debug_sprintf_event(cf_dbg, 5, "%s err %d config_base %#lx\n", - __func__, err, event->hw.config_base); return err; } diff --git a/arch/s390/kernel/perf_cpum_sf.c b/arch/s390/kernel/perf_cpum_sf.c index 8ecfbce4ac92..06efad5b4f93 100644 --- a/arch/s390/kernel/perf_cpum_sf.c +++ b/arch/s390/kernel/perf_cpum_sf.c @@ -22,7 +22,7 @@ #include <asm/irq.h> #include <asm/debug.h> #include <asm/timex.h> -#include <asm-generic/io.h> +#include <linux/io.h> /* Minimum number of sample-data-block-tables: * At least one table is required for the sampling buffer structure. @@ -43,7 +43,7 @@ #define CPUM_SF_SDBT_TL_OFFSET (CPUM_SF_SDB_PER_TABLE * 8) static inline int require_table_link(const void *sdbt) { - return ((unsigned long) sdbt & ~PAGE_MASK) == CPUM_SF_SDBT_TL_OFFSET; + return ((unsigned long)sdbt & ~PAGE_MASK) == CPUM_SF_SDBT_TL_OFFSET; } /* Minimum and maximum sampling buffer sizes: @@ -192,7 +192,7 @@ static void free_sampling_buffer(struct sf_buffer *sfb) if (is_link_entry(curr)) { curr = get_next_sdbt(curr); if (sdbt) - free_page((unsigned long) sdbt); + free_page((unsigned long)sdbt); /* If the origin is reached, sampling buffer is freed */ if (curr == sfb->sdbt) @@ -278,7 +278,7 @@ static int realloc_sampling_buffer(struct sf_buffer *sfb, for (i = 0; i < num_sdb; i++) { /* Allocate a new SDB-table if it is full. */ if (require_table_link(tail)) { - new = (unsigned long *) get_zeroed_page(gfp_flags); + new = (unsigned long *)get_zeroed_page(gfp_flags); if (!new) { rc = -ENOMEM; break; @@ -304,7 +304,7 @@ static int realloc_sampling_buffer(struct sf_buffer *sfb, */ if (tail_prev) { sfb->num_sdbt--; - free_page((unsigned long) new); + free_page((unsigned long)new); tail = tail_prev; } break; @@ -343,7 +343,7 @@ static int alloc_sampling_buffer(struct sf_buffer *sfb, unsigned long num_sdb) return -EINVAL; /* Allocate the sample-data-block-table origin */ - sfb->sdbt = (unsigned long *) get_zeroed_page(GFP_KERNEL); + sfb->sdbt = (unsigned long *)get_zeroed_page(GFP_KERNEL); if (!sfb->sdbt) return -ENOMEM; sfb->num_sdb = 0; @@ -594,11 +594,10 @@ static DEFINE_MUTEX(pmc_reserve_mutex); #define PMC_FAILURE 2 static void setup_pmc_cpu(void *flags) { - int err; struct cpu_hw_sf *cpusf = this_cpu_ptr(&cpu_hw_sf); + int err = 0; - err = 0; - switch (*((int *) flags)) { + switch (*((int *)flags)) { case PMC_INIT: memset(cpusf, 0, sizeof(*cpusf)); err = qsi(&cpusf->qsi); @@ -606,22 +605,18 @@ static void setup_pmc_cpu(void *flags) break; cpusf->flags |= PMU_F_RESERVED; err = sf_disable(); - if (err) - pr_err("Switching off the sampling facility failed " - "with rc %i\n", err); break; case PMC_RELEASE: cpusf->flags &= ~PMU_F_RESERVED; err = sf_disable(); - if (err) { - pr_err("Switching off the sampling facility failed " - "with rc %i\n", err); - } else + if (!err) deallocate_buffers(cpusf); break; } - if (err) - *((int *) flags) |= PMC_FAILURE; + if (err) { + *((int *)flags) |= PMC_FAILURE; + pr_err("Switching off the sampling facility failed with rc %i\n", err); + } } static void release_pmc_hardware(void) @@ -963,10 +958,6 @@ static int cpumsf_pmu_event_init(struct perf_event *event) return -ENOENT; } - /* Check online status of the CPU to which the event is pinned */ - if (event->cpu >= 0 && !cpu_online(event->cpu)) - return -ENODEV; - /* Force reset of idle/hv excludes regardless of what the * user requested. */ @@ -1026,8 +1017,7 @@ static void cpumsf_pmu_enable(struct pmu *pmu) err = lsctl(&cpuhw->lsctl); if (err) { cpuhw->flags &= ~PMU_F_ENABLED; - pr_err("Loading sampling controls failed: op %i err %i\n", - 1, err); + pr_err("Loading sampling controls failed: op 1 err %i\n", err); return; } @@ -1061,8 +1051,7 @@ static void cpumsf_pmu_disable(struct pmu *pmu) err = lsctl(&inactive); if (err) { - pr_err("Loading sampling controls failed: op %i err %i\n", - 2, err); + pr_err("Loading sampling controls failed: op 2 err %i\n", err); return; } @@ -1221,7 +1210,7 @@ static void hw_collect_samples(struct perf_event *event, unsigned long *sdbt, te = trailer_entry_ptr((unsigned long)sdbt); sample = (struct hws_basic_entry *)sdbt; - while ((unsigned long *) sample < (unsigned long *) te) { + while ((unsigned long *)sample < (unsigned long *)te) { /* Check for an empty sample */ if (!sample->def || sample->LS) break; @@ -1298,7 +1287,7 @@ static void hw_perf_event_update(struct perf_event *event, int flush_all) if (SAMPL_DIAG_MODE(&event->hw)) return; - sdbt = (unsigned long *) TEAR_REG(hwc); + sdbt = (unsigned long *)TEAR_REG(hwc); done = event_overflow = sampl_overflow = num_sdb = 0; while (!done) { /* Get the trailer entry of the sample-data-block */ @@ -1670,9 +1659,6 @@ static void hw_collect_aux(struct cpu_hw_sf *cpuhw) pr_err("The AUX buffer with %lu pages for the " "diagnostic-sampling mode is full\n", num_sdb); - debug_sprintf_event(sfdbg, 1, - "%s: AUX buffer used up\n", - __func__); break; } if (WARN_ON_ONCE(!aux)) @@ -1804,7 +1790,7 @@ static void *aux_buffer_setup(struct perf_event *event, void **pages, /* Allocate the first SDBT */ sfb->num_sdbt = 0; - sfb->sdbt = (unsigned long *) get_zeroed_page(GFP_KERNEL); + sfb->sdbt = (unsigned long *)get_zeroed_page(GFP_KERNEL); if (!sfb->sdbt) goto no_sdbt; aux->sdbt_index[sfb->num_sdbt++] = (unsigned long)sfb->sdbt; @@ -1816,7 +1802,7 @@ static void *aux_buffer_setup(struct perf_event *event, void **pages, */ for (i = 0; i < nr_pages; i++, tail++) { if (require_table_link(tail)) { - new = (unsigned long *) get_zeroed_page(GFP_KERNEL); + new = (unsigned long *)get_zeroed_page(GFP_KERNEL); if (!new) goto no_sdbt; aux->sdbt_index[sfb->num_sdbt++] = (unsigned long)new; @@ -1865,7 +1851,7 @@ static void cpumsf_pmu_read(struct perf_event *event) /* Nothing to do ... updates are interrupt-driven */ } -/* Check if the new sampling period/freqeuncy is appropriate. +/* Check if the new sampling period/frequency is appropriate. * * Return non-zero on error and zero on passed checks. */ @@ -1973,8 +1959,8 @@ static int cpumsf_pmu_add(struct perf_event *event, int flags) cpuhw->lsctl.interval = SAMPL_RATE(&event->hw); if (!SAMPL_DIAG_MODE(&event->hw)) { cpuhw->lsctl.tear = virt_to_phys(cpuhw->sfb.sdbt); - cpuhw->lsctl.dear = *(unsigned long *) cpuhw->sfb.sdbt; - TEAR_REG(&event->hw) = (unsigned long) cpuhw->sfb.sdbt; + cpuhw->lsctl.dear = *(unsigned long *)cpuhw->sfb.sdbt; + TEAR_REG(&event->hw) = (unsigned long)cpuhw->sfb.sdbt; } /* Ensure sampling functions are in the disabled state. If disabled, diff --git a/arch/s390/kernel/perf_pai_ext.c b/arch/s390/kernel/perf_pai_ext.c index 3b4f384f77f7..c57c1a203256 100644 --- a/arch/s390/kernel/perf_pai_ext.c +++ b/arch/s390/kernel/perf_pai_ext.c @@ -84,7 +84,7 @@ static int paiext_root_alloc(void) /* The memory is already zeroed. */ paiext_root.mapptr = alloc_percpu(struct paiext_mapptr); if (!paiext_root.mapptr) { - /* Returing without refcnt adjustment is ok. The + /* Returning without refcnt adjustment is ok. The * error code is handled by paiext_alloc() which * decrements refcnt when an event can not be * created. @@ -190,7 +190,7 @@ static int paiext_alloc(struct perf_event_attr *a, struct perf_event *event) cpump->mode = a->sample_period ? PAI_MODE_SAMPLING : PAI_MODE_COUNTING; } else { - /* Multiple invocation, check whats active. + /* Multiple invocation, check what is active. * Supported are multiple counter events or only one sampling * event concurrently at any one time. */ diff --git a/arch/s390/kernel/process.c b/arch/s390/kernel/process.c index 87ca3a727604..258000417724 100644 --- a/arch/s390/kernel/process.c +++ b/arch/s390/kernel/process.c @@ -30,8 +30,8 @@ #include <linux/export.h> #include <linux/init_task.h> #include <linux/entry-common.h> +#include <linux/io.h> #include <asm/cpu_mf.h> -#include <asm/io.h> #include <asm/processor.h> #include <asm/vtimer.h> #include <asm/exec.h> diff --git a/arch/s390/kernel/setup.c b/arch/s390/kernel/setup.c index fe10da1a271e..00d76448319d 100644 --- a/arch/s390/kernel/setup.c +++ b/arch/s390/kernel/setup.c @@ -529,7 +529,7 @@ static void __init setup_resources(void) res->start = start; /* * In memblock, end points to the first byte after the - * range while in resourses, end points to the last byte in + * range while in resources, end points to the last byte in * the range. */ res->end = end - 1; diff --git a/arch/s390/kernel/smp.c b/arch/s390/kernel/smp.c index 726de4f4df01..f9a2b755f510 100644 --- a/arch/s390/kernel/smp.c +++ b/arch/s390/kernel/smp.c @@ -113,7 +113,7 @@ early_param("smt", early_smt); /* * The smp_cpu_state_mutex must be held when changing the state or polarization - * member of a pcpu data structure within the pcpu_devices arreay. + * member of a pcpu data structure within the pcpu_devices array. */ DEFINE_MUTEX(smp_cpu_state_mutex); diff --git a/arch/s390/kernel/time.c b/arch/s390/kernel/time.c index 276278199c44..d34d3548c046 100644 --- a/arch/s390/kernel/time.c +++ b/arch/s390/kernel/time.c @@ -702,7 +702,7 @@ static void stp_work_fn(struct work_struct *work) if (!check_sync_clock()) /* - * There is a usable clock but the synchonization failed. + * There is a usable clock but the synchronization failed. * Retry after a second. */ mod_timer(&stp_timer, jiffies + msecs_to_jiffies(MSEC_PER_SEC)); diff --git a/arch/s390/kernel/vdso32/Makefile b/arch/s390/kernel/vdso32/Makefile index bafd3147eb4e..23e868b79a6c 100644 --- a/arch/s390/kernel/vdso32/Makefile +++ b/arch/s390/kernel/vdso32/Makefile @@ -19,6 +19,7 @@ KBUILD_AFLAGS_32 := $(filter-out -m64,$(KBUILD_AFLAGS)) KBUILD_AFLAGS_32 += -m31 -s KBUILD_CFLAGS_32 := $(filter-out -m64,$(KBUILD_CFLAGS)) +KBUILD_CFLAGS_32 := $(filter-out -mno-pic-data-is-text-relative,$(KBUILD_CFLAGS_32)) KBUILD_CFLAGS_32 += -m31 -fPIC -shared -fno-common -fno-builtin LDFLAGS_vdso32.so.dbg += -fPIC -shared -soname=linux-vdso32.so.1 \ @@ -40,8 +41,11 @@ KCSAN_SANITIZE := n # Force dependency (incbin is bad) $(obj)/vdso32_wrapper.o : $(obj)/vdso32.so +quiet_cmd_vdso_and_check = VDSO $@ + cmd_vdso_and_check = $(cmd_ld); $(cmd_vdso_check) + $(obj)/vdso32.so.dbg: $(src)/vdso32.lds $(obj-vdso32) FORCE - $(call if_changed,ld) + $(call if_changed,vdso_and_check) # strip rule for the .so file $(obj)/%.so: OBJCOPYFLAGS := -S diff --git a/arch/s390/kernel/vdso64/Makefile b/arch/s390/kernel/vdso64/Makefile index a766d286e15f..fc1c6ff8178f 100644 --- a/arch/s390/kernel/vdso64/Makefile +++ b/arch/s390/kernel/vdso64/Makefile @@ -24,6 +24,7 @@ KBUILD_AFLAGS_64 := $(filter-out -m64,$(KBUILD_AFLAGS)) KBUILD_AFLAGS_64 += -m64 KBUILD_CFLAGS_64 := $(filter-out -m64,$(KBUILD_CFLAGS)) +KBUILD_CFLAGS_64 := $(filter-out -mno-pic-data-is-text-relative,$(KBUILD_CFLAGS_64)) KBUILD_CFLAGS_64 += -m64 -fPIC -fno-common -fno-builtin ldflags-y := -fPIC -shared -soname=linux-vdso64.so.1 \ --hash-style=both --build-id=sha1 -T @@ -44,9 +45,12 @@ KCSAN_SANITIZE := n # Force dependency (incbin is bad) $(obj)/vdso64_wrapper.o : $(obj)/vdso64.so +quiet_cmd_vdso_and_check = VDSO $@ + cmd_vdso_and_check = $(cmd_ld); $(cmd_vdso_check) + # link rule for the .so file, .lds has to be first $(obj)/vdso64.so.dbg: $(src)/vdso64.lds $(obj-vdso64) $(obj-cvdso64) FORCE - $(call if_changed,ld) + $(call if_changed,vdso_and_check) # strip rule for the .so file $(obj)/%.so: OBJCOPYFLAGS := -S diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c index 3eb85f254881..6d6bc19b37dc 100644 --- a/arch/s390/kvm/gaccess.c +++ b/arch/s390/kvm/gaccess.c @@ -478,7 +478,7 @@ struct trans_exc_code_bits { }; enum { - FSI_UNKNOWN = 0, /* Unknown wether fetch or store */ + FSI_UNKNOWN = 0, /* Unknown whether fetch or store */ FSI_STORE = 1, /* Exception was due to store operation */ FSI_FETCH = 2 /* Exception was due to fetch operation */ }; @@ -625,7 +625,7 @@ static int deref_table(struct kvm *kvm, unsigned long gpa, unsigned long *val) * Returns: - zero on success; @gpa contains the resulting absolute address * - a negative value if guest access failed due to e.g. broken * guest mapping - * - a positve value if an access exception happened. In this case + * - a positive value if an access exception happened. In this case * the returned value is the program interruption code as defined * by the architecture */ diff --git a/arch/s390/kvm/intercept.c b/arch/s390/kvm/intercept.c index 2cda8d9d7c6e..954d39adf85c 100644 --- a/arch/s390/kvm/intercept.c +++ b/arch/s390/kvm/intercept.c @@ -630,7 +630,7 @@ int kvm_handle_sie_intercept(struct kvm_vcpu *vcpu) return -EOPNOTSUPP; } - /* process PER, also if the instrution is processed in user space */ + /* process PER, also if the instruction is processed in user space */ if (vcpu->arch.sie_block->icptstatus & 0x02 && (!rc || rc == -EOPNOTSUPP)) per_rc = kvm_s390_handle_per_ifetch_icpt(vcpu); diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c index 670019696464..d1e768bcfe1d 100644 --- a/arch/s390/kvm/kvm-s390.c +++ b/arch/s390/kvm/kvm-s390.c @@ -4161,7 +4161,7 @@ static void kvm_arch_vcpu_ioctl_initial_reset(struct kvm_vcpu *vcpu) vcpu->run->s.regs.fpc = 0; /* * Do not reset these registers in the protected case, as some of - * them are overlayed and they are not accessible in this case + * them are overlaid and they are not accessible in this case * anyway. */ if (!kvm_s390_pv_cpu_is_protected(vcpu)) { diff --git a/arch/s390/kvm/pci.c b/arch/s390/kvm/pci.c index 7dab00f1e833..ffa7739c7a28 100644 --- a/arch/s390/kvm/pci.c +++ b/arch/s390/kvm/pci.c @@ -427,7 +427,7 @@ static void kvm_s390_pci_dev_release(struct zpci_dev *zdev) /* - * Register device with the specified KVM. If interpetation facilities are + * Register device with the specified KVM. If interpretation facilities are * available, enable them and let userspace indicate whether or not they will * be used (specify SHM bit to disable). */ diff --git a/arch/s390/kvm/priv.c b/arch/s390/kvm/priv.c index 9f8a192bd750..dc4cfa8795c0 100644 --- a/arch/s390/kvm/priv.c +++ b/arch/s390/kvm/priv.c @@ -13,7 +13,7 @@ #include <linux/errno.h> #include <linux/mm_types.h> #include <linux/pgtable.h> - +#include <linux/io.h> #include <asm/asm-offsets.h> #include <asm/facility.h> #include <asm/current.h> @@ -22,7 +22,6 @@ #include <asm/sysinfo.h> #include <asm/page-states.h> #include <asm/gmap.h> -#include <asm/io.h> #include <asm/ptrace.h> #include <asm/sclp.h> #include <asm/ap.h> diff --git a/arch/s390/kvm/pv.c b/arch/s390/kvm/pv.c index 3ce5f4351156..2f34c7c3c5ab 100644 --- a/arch/s390/kvm/pv.c +++ b/arch/s390/kvm/pv.c @@ -273,7 +273,7 @@ static int kvm_s390_pv_deinit_vm_fast(struct kvm *kvm, u16 *rc, u16 *rrc) uvcb.header.rc, uvcb.header.rrc); WARN_ONCE(cc, "protvirt destroy vm fast failed handle %llx rc %x rrc %x", kvm_s390_pv_get_handle(kvm), uvcb.header.rc, uvcb.header.rrc); - /* Inteded memory leak on "impossible" error */ + /* Intended memory leak on "impossible" error */ if (!cc) kvm_s390_pv_dealloc_vm(kvm); return cc ? -EIO : 0; diff --git a/arch/s390/kvm/sigp.c b/arch/s390/kvm/sigp.c index cb747bf6c798..d9696b530064 100644 --- a/arch/s390/kvm/sigp.c +++ b/arch/s390/kvm/sigp.c @@ -469,7 +469,7 @@ int kvm_s390_handle_sigp(struct kvm_vcpu *vcpu) * * This interception will occur at the source cpu when a source cpu sends an * external call to a target cpu and the target cpu has the WAIT bit set in - * its cpuflags. Interception will occurr after the interrupt indicator bits at + * its cpuflags. Interception will occur after the interrupt indicator bits at * the target cpu have been set. All error cases will lead to instruction * interception, therefore nothing is to be checked or prepared. */ diff --git a/arch/s390/kvm/vsie.c b/arch/s390/kvm/vsie.c index 0333ee482eb8..61499293c2ac 100644 --- a/arch/s390/kvm/vsie.c +++ b/arch/s390/kvm/vsie.c @@ -504,7 +504,7 @@ static int shadow_scb(struct kvm_vcpu *vcpu, struct vsie_page *vsie_page) scb_s->mso = new_mso; scb_s->prefix = new_prefix; - /* We have to definetly flush the tlb if this scb never ran */ + /* We have to definitely flush the tlb if this scb never ran */ if (scb_s->ihcpu != 0xffffU) scb_s->ihcpu = scb_o->ihcpu; @@ -901,7 +901,7 @@ static int inject_fault(struct kvm_vcpu *vcpu, __u16 code, __u64 vaddr, (vaddr & 0xfffffffffffff000UL) | /* 52-53: store / fetch */ (((unsigned int) !write_flag) + 1) << 10, - /* 62-63: asce id (alway primary == 0) */ + /* 62-63: asce id (always primary == 0) */ .exc_access_id = 0, /* always primary */ .op_access_id = 0, /* not MVPG */ }; diff --git a/arch/s390/lib/spinlock.c b/arch/s390/lib/spinlock.c index 04d4c6cf898e..81c53440b3e6 100644 --- a/arch/s390/lib/spinlock.c +++ b/arch/s390/lib/spinlock.c @@ -13,8 +13,8 @@ #include <linux/init.h> #include <linux/smp.h> #include <linux/percpu.h> +#include <linux/io.h> #include <asm/alternative.h> -#include <asm/io.h> int spin_retry = -1; diff --git a/arch/s390/mm/gmap.c b/arch/s390/mm/gmap.c index f4b6fc746fce..989ebd0912b4 100644 --- a/arch/s390/mm/gmap.c +++ b/arch/s390/mm/gmap.c @@ -1740,7 +1740,7 @@ EXPORT_SYMBOL_GPL(gmap_shadow); * The r2t parameter specifies the address of the source table. The * four pages of the source table are made read-only in the parent gmap * address space. A write to the source table area @r2t will automatically - * remove the shadow r2 table and all of its decendents. + * remove the shadow r2 table and all of its descendants. * * Returns 0 if successfully shadowed or already shadowed, -EAGAIN if the * shadow table structure is incomplete, -ENOMEM if out of memory and diff --git a/arch/s390/mm/maccess.c b/arch/s390/mm/maccess.c index d02a61620cfa..cbe1df1e9c18 100644 --- a/arch/s390/mm/maccess.c +++ b/arch/s390/mm/maccess.c @@ -13,9 +13,9 @@ #include <linux/gfp.h> #include <linux/cpu.h> #include <linux/uio.h> +#include <linux/io.h> #include <asm/asm-extable.h> #include <asm/ctl_reg.h> -#include <asm/io.h> #include <asm/abs_lowcore.h> #include <asm/stacktrace.h> #include <asm/maccess.h> diff --git a/arch/s390/mm/vmem.c b/arch/s390/mm/vmem.c index b9dcb4ae6c59..b26649233d12 100644 --- a/arch/s390/mm/vmem.c +++ b/arch/s390/mm/vmem.c @@ -481,6 +481,7 @@ static int remove_pagetable(unsigned long start, unsigned long end, bool direct) */ static int vmem_add_range(unsigned long start, unsigned long size) { + start = (unsigned long)__va(start); return add_pagetable(start, start + size, true); } @@ -489,6 +490,7 @@ static int vmem_add_range(unsigned long start, unsigned long size) */ static void vmem_remove_range(unsigned long start, unsigned long size) { + start = (unsigned long)__va(start); remove_pagetable(start, start + size, true); } @@ -556,7 +558,7 @@ int vmem_add_mapping(unsigned long start, unsigned long size) * to any physical address. If missing, allocate segment- and region- * table entries along. Meeting a large segment- or region-table entry * while traversing is an error, since the function is expected to be - * called against virtual regions reserverd for 4KB mappings only. + * called against virtual regions reserved for 4KB mappings only. */ pte_t *vmem_get_alloc_pte(unsigned long addr, bool alloc) { diff --git a/arch/s390/net/bpf_jit_comp.c b/arch/s390/net/bpf_jit_comp.c index f95d7e401b96..5e9371fbf3d5 100644 --- a/arch/s390/net/bpf_jit_comp.c +++ b/arch/s390/net/bpf_jit_comp.c @@ -523,12 +523,12 @@ extern const char bpf_plt_end[]; #define BPF_PLT_SIZE 32 asm( ".pushsection .rodata\n" - " .align 8\n" + " .balign 8\n" "bpf_plt:\n" " lgrl %r0,bpf_plt_ret\n" " lgrl %r1,bpf_plt_target\n" " br %r1\n" - " .align 8\n" + " .balign 8\n" "bpf_plt_ret: .quad 0\n" "bpf_plt_target: .quad 0\n" "bpf_plt_end:\n" diff --git a/arch/s390/pci/pci_irq.c b/arch/s390/pci/pci_irq.c index 4ab0cf829999..ff8f24854c64 100644 --- a/arch/s390/pci/pci_irq.c +++ b/arch/s390/pci/pci_irq.c @@ -163,7 +163,7 @@ static void zpci_handle_cpu_local_irq(bool rescan) if (!rescan || irqs_on++) /* End of second scan with interrupts on. */ break; - /* First scan complete, reenable interrupts. */ + /* First scan complete, re-enable interrupts. */ if (zpci_set_irq_ctrl(SIC_IRQ_MODE_D_SINGLE, PCI_ISC, &iib)) break; bit = 0; @@ -202,7 +202,7 @@ static void zpci_handle_fallback_irq(void) if (irqs_on++) /* End of second scan with interrupts on. */ break; - /* First scan complete, reenable interrupts. */ + /* First scan complete, re-enable interrupts. */ if (zpci_set_irq_ctrl(SIC_IRQ_MODE_SINGLE, PCI_ISC, &iib)) break; cpu = 0; @@ -247,7 +247,7 @@ static void zpci_floating_irq_handler(struct airq_struct *airq, if (irqs_on++) /* End of second scan with interrupts on. */ break; - /* First scan complete, reenable interrupts. */ + /* First scan complete, re-enable interrupts. */ if (zpci_set_irq_ctrl(SIC_IRQ_MODE_SINGLE, PCI_ISC, &iib)) break; si = 0; diff --git a/arch/s390/purgatory/head.S b/arch/s390/purgatory/head.S index e5bd1a503528..0f93f2e72eba 100644 --- a/arch/s390/purgatory/head.S +++ b/arch/s390/purgatory/head.S @@ -100,7 +100,7 @@ SYM_CODE_START(purgatory_start) * checksum verification only (%r2 = 0 -> verification only). * * Check now and preserve over C function call by storing in - * %r10 whith + * %r10 with * 1 -> checksum verification only * 0 -> load new kernel */ |