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-rw-r--r--scripts/Kbuild.include80
-rw-r--r--scripts/Kconfig.include6
-rw-r--r--scripts/Makefile1
-rw-r--r--scripts/Makefile.asm-generic4
-rw-r--r--scripts/Makefile.build19
-rw-r--r--scripts/Makefile.clean2
-rw-r--r--scripts/Makefile.compiler74
-rw-r--r--scripts/Makefile.dtbinst2
-rw-r--r--scripts/Makefile.headersinst2
-rw-r--r--scripts/Makefile.kasan20
-rw-r--r--scripts/Makefile.lib50
-rw-r--r--scripts/Makefile.modfinal2
-rw-r--r--scripts/Makefile.modinst113
-rw-r--r--scripts/Makefile.modpost32
-rw-r--r--scripts/Makefile.modsign29
-rw-r--r--scripts/Makefile.package2
-rwxr-xr-xscripts/as-version.sh82
-rw-r--r--scripts/basic/fixdep.c43
-rwxr-xr-xscripts/bpf_doc.py (renamed from scripts/bpf_helpers_doc.py)191
-rwxr-xr-xscripts/cc-version.sh20
-rw-r--r--scripts/checkdeclares.pl53
-rwxr-xr-xscripts/checkpatch.pl141
-rwxr-xr-xscripts/dummy-tools/gcc6
-rwxr-xr-xscripts/gcc-x86_32-has-stack-protector.sh6
-rwxr-xr-xscripts/get_abi.pl74
-rw-r--r--scripts/kconfig/.gitignore13
-rw-r--r--scripts/kconfig/Makefile21
-rw-r--r--scripts/kconfig/conf.c363
-rw-r--r--scripts/kconfig/confdata.c277
-rw-r--r--scripts/kconfig/expr.h6
-rw-r--r--scripts/kconfig/gconf.c15
-rw-r--r--scripts/kconfig/internal.h9
-rw-r--r--scripts/kconfig/lexer.l3
-rw-r--r--scripts/kconfig/lkc.h21
-rw-r--r--scripts/kconfig/lkc_proto.h1
-rw-r--r--scripts/kconfig/lxdialog/util.c4
-rw-r--r--scripts/kconfig/mconf.c15
-rw-r--r--scripts/kconfig/menu.c23
-rw-r--r--scripts/kconfig/nconf.c58
-rw-r--r--scripts/kconfig/nconf.gui.c284
-rw-r--r--scripts/kconfig/nconf.h51
-rw-r--r--scripts/kconfig/parser.y27
-rw-r--r--scripts/kconfig/qconf.cc1
-rwxr-xr-xscripts/kconfig/streamline_config.pl4
-rw-r--r--scripts/kconfig/symbol.c3
-rw-r--r--scripts/kconfig/tests/choice/Kconfig2
-rw-r--r--scripts/kconfig/tests/choice_value_with_m_dep/Kconfig2
-rw-r--r--scripts/kconfig/tests/conftest.py4
-rw-r--r--scripts/kconfig/tests/inter_choice/Kconfig2
-rwxr-xr-xscripts/kernel-doc60
-rwxr-xr-xscripts/ld-version.sh11
-rwxr-xr-xscripts/link-vmlinux.sh19
-rwxr-xr-xscripts/min-tool-version.sh39
-rw-r--r--scripts/mod/modpost.c50
-rw-r--r--scripts/module.lds.S21
-rwxr-xr-xscripts/modules-check.sh4
-rwxr-xr-xscripts/spdxcheck.py2
-rw-r--r--scripts/spelling.txt26
-rwxr-xr-xscripts/sphinx-pre-install2
-rwxr-xr-xscripts/test_dwarf5_support.sh8
60 files changed, 1495 insertions, 1010 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include
index 509e0856d653..82dd1b65b7a8 100644
--- a/scripts/Kbuild.include
+++ b/scripts/Kbuild.include
@@ -67,86 +67,6 @@ define filechk
fi
endef
-######
-# gcc support functions
-# See documentation in Documentation/kbuild/makefiles.rst
-
-# cc-cross-prefix
-# Usage: CROSS_COMPILE := $(call cc-cross-prefix, m68k-linux-gnu- m68k-linux-)
-# Return first <prefix> where a <prefix>gcc is found in PATH.
-# If no gcc found in PATH with listed prefixes return nothing
-#
-# Note: '2>/dev/null' is here to force Make to invoke a shell. Otherwise, it
-# would try to directly execute the shell builtin 'command'. This workaround
-# should be kept for a long time since this issue was fixed only after the
-# GNU Make 4.2.1 release.
-cc-cross-prefix = $(firstword $(foreach c, $(1), \
- $(if $(shell command -v -- $(c)gcc 2>/dev/null), $(c))))
-
-# output directory for tests below
-TMPOUT = $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_$$$$
-
-# try-run
-# Usage: option = $(call try-run, $(CC)...-o "$$TMP",option-ok,otherwise)
-# Exit code chooses option. "$$TMP" serves as a temporary file and is
-# automatically cleaned up.
-try-run = $(shell set -e; \
- TMP=$(TMPOUT)/tmp; \
- TMPO=$(TMPOUT)/tmp.o; \
- mkdir -p $(TMPOUT); \
- trap "rm -rf $(TMPOUT)" EXIT; \
- if ($(1)) >/dev/null 2>&1; \
- then echo "$(2)"; \
- else echo "$(3)"; \
- fi)
-
-# as-option
-# Usage: cflags-y += $(call as-option,-Wa$(comma)-isa=foo,)
-
-as-option = $(call try-run,\
- $(CC) $(KBUILD_CFLAGS) $(1) -c -x assembler /dev/null -o "$$TMP",$(1),$(2))
-
-# as-instr
-# Usage: cflags-y += $(call as-instr,instr,option1,option2)
-
-as-instr = $(call try-run,\
- printf "%b\n" "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -x assembler -o "$$TMP" -,$(2),$(3))
-
-# __cc-option
-# Usage: MY_CFLAGS += $(call __cc-option,$(CC),$(MY_CFLAGS),-march=winchip-c6,-march=i586)
-__cc-option = $(call try-run,\
- $(1) -Werror $(2) $(3) -c -x c /dev/null -o "$$TMP",$(3),$(4))
-
-# cc-option
-# Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)
-
-cc-option = $(call __cc-option, $(CC),\
- $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS),$(1),$(2))
-
-# cc-option-yn
-# Usage: flag := $(call cc-option-yn,-march=winchip-c6)
-cc-option-yn = $(call try-run,\
- $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(1) -c -x c /dev/null -o "$$TMP",y,n)
-
-# cc-disable-warning
-# Usage: cflags-y += $(call cc-disable-warning,unused-but-set-variable)
-cc-disable-warning = $(call try-run,\
- $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1)))
-
-# cc-ifversion
-# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
-cc-ifversion = $(shell [ $(CONFIG_GCC_VERSION)0 $(1) $(2)000 ] && echo $(3) || echo $(4))
-
-# ld-option
-# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
-ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3))
-
-# ld-ifversion
-# Usage: $(call ld-ifversion, -ge, 22252, y)
-ld-ifversion = $(shell [ $(CONFIG_LD_VERSION)0 $(1) $(2)0 ] && echo $(3) || echo $(4))
-
-######
-
###
# Shorthand for $(Q)$(MAKE) -f scripts/Makefile.build obj=
# Usage:
diff --git a/scripts/Kconfig.include b/scripts/Kconfig.include
index 58fdb5308725..0496efd6e117 100644
--- a/scripts/Kconfig.include
+++ b/scripts/Kconfig.include
@@ -45,6 +45,12 @@ $(error-if,$(success,test -z "$(cc-info)"),Sorry$(comma) this compiler is not su
cc-name := $(shell,set -- $(cc-info) && echo $1)
cc-version := $(shell,set -- $(cc-info) && echo $2)
+# Get the assembler name, version, and error out if it is not supported.
+as-info := $(shell,$(srctree)/scripts/as-version.sh $(CC) $(CLANG_FLAGS))
+$(error-if,$(success,test -z "$(as-info)"),Sorry$(comma) this assembler is not supported.)
+as-name := $(shell,set -- $(as-info) && echo $1)
+as-version := $(shell,set -- $(as-info) && echo $2)
+
# Get the linker name, version, and error out if it is not supported.
ld-info := $(shell,$(srctree)/scripts/ld-version.sh $(LD))
$(error-if,$(success,test -z "$(ld-info)"),Sorry$(comma) this linker is not supported.)
diff --git a/scripts/Makefile b/scripts/Makefile
index c36106bce80e..9adb6d247818 100644
--- a/scripts/Makefile
+++ b/scripts/Makefile
@@ -14,6 +14,7 @@ hostprogs-always-$(CONFIG_ASN1) += asn1_compiler
hostprogs-always-$(CONFIG_MODULE_SIG_FORMAT) += sign-file
hostprogs-always-$(CONFIG_SYSTEM_TRUSTED_KEYRING) += extract-cert
hostprogs-always-$(CONFIG_SYSTEM_EXTRA_CERTIFICATE) += insert-sys-cert
+hostprogs-always-$(CONFIG_SYSTEM_REVOCATION_LIST) += extract-cert
HOSTCFLAGS_sorttable.o = -I$(srctree)/tools/include
HOSTCFLAGS_asn1_compiler.o = -I$(srctree)/include
diff --git a/scripts/Makefile.asm-generic b/scripts/Makefile.asm-generic
index 82ad63dcd62b..1d501c57f9ef 100644
--- a/scripts/Makefile.asm-generic
+++ b/scripts/Makefile.asm-generic
@@ -14,10 +14,10 @@ src := $(subst /generated,,$(obj))
# $(generic)/Kbuild lists mandatory-y. Exclude um since it is a special case.
ifneq ($(SRCARCH),um)
-include $(generic)/Kbuild
+include $(srctree)/$(generic)/Kbuild
endif
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
redundant := $(filter $(mandatory-y) $(generated-y), $(generic-y))
redundant += $(foreach f, $(generic-y), $(if $(wildcard $(srctree)/$(src)/$(f)),$(f)))
diff --git a/scripts/Makefile.build b/scripts/Makefile.build
index 1b6094a13034..5e39b0517186 100644
--- a/scripts/Makefile.build
+++ b/scripts/Makefile.build
@@ -35,27 +35,28 @@ subdir-ccflags-y :=
# Read auto.conf if it exists, otherwise ignore
-include include/config/auto.conf
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
+include $(srctree)/scripts/Makefile.compiler
# The filename Kbuild has precedence over Makefile
kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
kbuild-file := $(if $(wildcard $(kbuild-dir)/Kbuild),$(kbuild-dir)/Kbuild,$(kbuild-dir)/Makefile)
include $(kbuild-file)
-include scripts/Makefile.lib
+include $(srctree)/scripts/Makefile.lib
# Do not include hostprogs rules unless needed.
# $(sort ...) is used here to remove duplicated words and excessive spaces.
hostprogs := $(sort $(hostprogs))
ifneq ($(hostprogs),)
-include scripts/Makefile.host
+include $(srctree)/scripts/Makefile.host
endif
# Do not include userprogs rules unless needed.
# $(sort ...) is used here to remove duplicated words and excessive spaces.
userprogs := $(sort $(userprogs))
ifneq ($(userprogs),)
-include scripts/Makefile.userprogs
+include $(srctree)/scripts/Makefile.userprogs
endif
ifndef obj
@@ -238,8 +239,8 @@ endif # CONFIG_STACK_VALIDATION
# Rebuild all objects when objtool changes, or is enabled/disabled.
objtool_dep = $(objtool_obj) \
- $(wildcard include/config/orc/unwinder.h \
- include/config/stack/validation.h)
+ $(wildcard include/config/ORC_UNWINDER \
+ include/config/STACK_VALIDATION)
ifdef CONFIG_TRIM_UNUSED_KSYMS
cmd_gen_ksymdeps = \
@@ -444,11 +445,11 @@ quiet_cmd_link_multi-m = LD [M] $@
cmd_link_multi-m = $(LD) $(ld_flags) -r -o $@ $(filter %.o,$^)
endif
-$(multi-used-m): FORCE
+$(multi-obj-m): FORCE
$(call if_changed,link_multi-m)
-$(call multi_depend, $(multi-used-m), .o, -objs -y -m)
+$(call multi_depend, $(multi-obj-m), .o, -objs -y -m)
-targets += $(multi-used-m)
+targets += $(multi-obj-m)
targets := $(filter-out $(PHONY), $(targets))
# Add intermediate targets:
diff --git a/scripts/Makefile.clean b/scripts/Makefile.clean
index 22a8172bce1f..fd6175322470 100644
--- a/scripts/Makefile.clean
+++ b/scripts/Makefile.clean
@@ -8,7 +8,7 @@ src := $(obj)
PHONY := __clean
__clean:
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
# The filename Kbuild has precedence over Makefile
kbuild-dir := $(if $(filter /%,$(src)),$(src),$(srctree)/$(src))
diff --git a/scripts/Makefile.compiler b/scripts/Makefile.compiler
new file mode 100644
index 000000000000..86ecd2ac874c
--- /dev/null
+++ b/scripts/Makefile.compiler
@@ -0,0 +1,74 @@
+# SPDX-License-Identifier: GPL-2.0-only
+
+# cc-cross-prefix
+# Usage: CROSS_COMPILE := $(call cc-cross-prefix, m68k-linux-gnu- m68k-linux-)
+# Return first <prefix> where a <prefix>gcc is found in PATH.
+# If no gcc found in PATH with listed prefixes return nothing
+#
+# Note: '2>/dev/null' is here to force Make to invoke a shell. Otherwise, it
+# would try to directly execute the shell builtin 'command'. This workaround
+# should be kept for a long time since this issue was fixed only after the
+# GNU Make 4.2.1 release.
+cc-cross-prefix = $(firstword $(foreach c, $(1), \
+ $(if $(shell command -v -- $(c)gcc 2>/dev/null), $(c))))
+
+# output directory for tests below
+TMPOUT = $(if $(KBUILD_EXTMOD),$(firstword $(KBUILD_EXTMOD))/).tmp_$$$$
+
+# try-run
+# Usage: option = $(call try-run, $(CC)...-o "$$TMP",option-ok,otherwise)
+# Exit code chooses option. "$$TMP" serves as a temporary file and is
+# automatically cleaned up.
+try-run = $(shell set -e; \
+ TMP=$(TMPOUT)/tmp; \
+ mkdir -p $(TMPOUT); \
+ trap "rm -rf $(TMPOUT)" EXIT; \
+ if ($(1)) >/dev/null 2>&1; \
+ then echo "$(2)"; \
+ else echo "$(3)"; \
+ fi)
+
+# as-option
+# Usage: cflags-y += $(call as-option,-Wa$(comma)-isa=foo,)
+
+as-option = $(call try-run,\
+ $(CC) $(KBUILD_CFLAGS) $(1) -c -x assembler /dev/null -o "$$TMP",$(1),$(2))
+
+# as-instr
+# Usage: cflags-y += $(call as-instr,instr,option1,option2)
+
+as-instr = $(call try-run,\
+ printf "%b\n" "$(1)" | $(CC) $(KBUILD_AFLAGS) -c -x assembler -o "$$TMP" -,$(2),$(3))
+
+# __cc-option
+# Usage: MY_CFLAGS += $(call __cc-option,$(CC),$(MY_CFLAGS),-march=winchip-c6,-march=i586)
+__cc-option = $(call try-run,\
+ $(1) -Werror $(2) $(3) -c -x c /dev/null -o "$$TMP",$(3),$(4))
+
+# cc-option
+# Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586)
+
+cc-option = $(call __cc-option, $(CC),\
+ $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS),$(1),$(2))
+
+# cc-option-yn
+# Usage: flag := $(call cc-option-yn,-march=winchip-c6)
+cc-option-yn = $(call try-run,\
+ $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) $(1) -c -x c /dev/null -o "$$TMP",y,n)
+
+# cc-disable-warning
+# Usage: cflags-y += $(call cc-disable-warning,unused-but-set-variable)
+cc-disable-warning = $(call try-run,\
+ $(CC) -Werror $(KBUILD_CPPFLAGS) $(KBUILD_CFLAGS) -W$(strip $(1)) -c -x c /dev/null -o "$$TMP",-Wno-$(strip $(1)))
+
+# cc-ifversion
+# Usage: EXTRA_CFLAGS += $(call cc-ifversion, -lt, 0402, -O1)
+cc-ifversion = $(shell [ $(CONFIG_GCC_VERSION)0 $(1) $(2)000 ] && echo $(3) || echo $(4))
+
+# ld-option
+# Usage: KBUILD_LDFLAGS += $(call ld-option, -X, -Y)
+ld-option = $(call try-run, $(LD) $(KBUILD_LDFLAGS) $(1) -v,$(1),$(2),$(3))
+
+# ld-ifversion
+# Usage: $(call ld-ifversion, -ge, 22252, y)
+ld-ifversion = $(shell [ $(CONFIG_LD_VERSION)0 $(1) $(2)0 ] && echo $(3) || echo $(4))
diff --git a/scripts/Makefile.dtbinst b/scripts/Makefile.dtbinst
index ba01f5ba2517..190d781e84f4 100644
--- a/scripts/Makefile.dtbinst
+++ b/scripts/Makefile.dtbinst
@@ -14,7 +14,7 @@ PHONY := __dtbs_install
__dtbs_install:
include include/config/auto.conf
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
include $(src)/Makefile
dtbs := $(addprefix $(dst)/, $(dtb-y) $(if $(CONFIG_OF_ALL_DTBS),$(dtb-)))
diff --git a/scripts/Makefile.headersinst b/scripts/Makefile.headersinst
index 708fbd08a2c5..029d85bb0b23 100644
--- a/scripts/Makefile.headersinst
+++ b/scripts/Makefile.headersinst
@@ -12,7 +12,7 @@
PHONY := __headers
__headers:
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
src := $(srctree)/$(obj)
gen := $(objtree)/$(subst include/,include/generated/,$(obj))
diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan
index 1e000cc2e7b4..3d791908ed36 100644
--- a/scripts/Makefile.kasan
+++ b/scripts/Makefile.kasan
@@ -2,6 +2,14 @@
CFLAGS_KASAN_NOSANITIZE := -fno-builtin
KASAN_SHADOW_OFFSET ?= $(CONFIG_KASAN_SHADOW_OFFSET)
+cc-param = $(call cc-option, -mllvm -$(1), $(call cc-option, --param $(1)))
+
+ifdef CONFIG_KASAN_STACK
+ stack_enable := 1
+else
+ stack_enable := 0
+endif
+
ifdef CONFIG_KASAN_GENERIC
ifdef CONFIG_KASAN_INLINE
@@ -12,8 +20,6 @@ endif
CFLAGS_KASAN_MINIMAL := -fsanitize=kernel-address
-cc-param = $(call cc-option, -mllvm -$(1), $(call cc-option, --param $(1)))
-
# -fasan-shadow-offset fails without -fsanitize
CFLAGS_KASAN_SHADOW := $(call cc-option, -fsanitize=kernel-address \
-fasan-shadow-offset=$(KASAN_SHADOW_OFFSET), \
@@ -27,7 +33,7 @@ else
CFLAGS_KASAN := $(CFLAGS_KASAN_SHADOW) \
$(call cc-param,asan-globals=1) \
$(call cc-param,asan-instrumentation-with-call-threshold=$(call_threshold)) \
- $(call cc-param,asan-stack=$(CONFIG_KASAN_STACK)) \
+ $(call cc-param,asan-stack=$(stack_enable)) \
$(call cc-param,asan-instrument-allocas=1)
endif
@@ -36,14 +42,14 @@ endif # CONFIG_KASAN_GENERIC
ifdef CONFIG_KASAN_SW_TAGS
ifdef CONFIG_KASAN_INLINE
- instrumentation_flags := -mllvm -hwasan-mapping-offset=$(KASAN_SHADOW_OFFSET)
+ instrumentation_flags := $(call cc-param,hwasan-mapping-offset=$(KASAN_SHADOW_OFFSET))
else
- instrumentation_flags := -mllvm -hwasan-instrument-with-calls=1
+ instrumentation_flags := $(call cc-param,hwasan-instrument-with-calls=1)
endif
CFLAGS_KASAN := -fsanitize=kernel-hwaddress \
- -mllvm -hwasan-instrument-stack=$(CONFIG_KASAN_STACK) \
- -mllvm -hwasan-use-short-granules=0 \
+ $(call cc-param,hwasan-instrument-stack=$(stack_enable)) \
+ $(call cc-param,hwasan-use-short-granules=0) \
$(instrumentation_flags)
endif # CONFIG_KASAN_SW_TAGS
diff --git a/scripts/Makefile.lib b/scripts/Makefile.lib
index 8cd67b1b6d15..64daf37e874b 100644
--- a/scripts/Makefile.lib
+++ b/scripts/Makefile.lib
@@ -45,16 +45,16 @@ obj-y := $(filter-out %/, $(obj-y))
endif
# Expand $(foo-objs) $(foo-y) by calling $(call suffix-search,foo.o,-objs -y)
-suffix-search = $(foreach s,$(2),$($(1:.o=$s)))
+suffix-search = $(strip $(foreach s, $2, $($(1:.o=$s))))
# If $(foo-objs), $(foo-y), $(foo-m), or $(foo-) exists, foo.o is a composite object
-multi-search = $(sort $(foreach m,$(1), $(if $(strip $(call suffix-search,$(m),$(2) -)), $(m))))
-multi-used-y := $(call multi-search,$(obj-y),-objs -y)
-multi-used-m := $(call multi-search,$(obj-m),-objs -y -m)
-multi-used := $(multi-used-y) $(multi-used-m)
+multi-search = $(sort $(foreach m, $1, $(if $(call suffix-search, $m, $2 -), $m)))
+multi-obj-y := $(call multi-search,$(obj-y),-objs -y)
+multi-obj-m := $(call multi-search,$(obj-m),-objs -y -m)
+multi-obj-ym := $(multi-obj-y) $(multi-obj-m)
# Replace multi-part objects by their individual parts,
# including built-in.a from subdirectories
-real-search = $(foreach m,$(1), $(if $(strip $(call suffix-search,$(m),$(2) -)),$(call suffix-search,$(m),$(2)),$(m)))
+real-search = $(foreach m, $1, $(if $(call suffix-search, $m, $2 -), $(call suffix-search, $m, $2), $m))
real-obj-y := $(call real-search, $(obj-y),-objs -y)
real-obj-m := $(call real-search, $(obj-m),-objs -y -m)
@@ -73,14 +73,26 @@ always-y += $(userprogs-always-y) $(userprogs-always-m)
# DTB
# If CONFIG_OF_ALL_DTBS is enabled, all DT blobs are built
+dtb-$(CONFIG_OF_ALL_DTBS) += $(dtb-)
+
+# List all dtbs to be generated by fdtoverlay
+overlay-y := $(foreach m,$(dtb-y), $(if $(strip $($(m:.dtb=-dtbs))),$(m),))
+
+# Generate symbols for the base files so overlays can be applied to them.
+$(foreach m,$(overlay-y), $(eval DTC_FLAGS_$(basename $(firstword $($(m:.dtb=-dtbs)))) += -@))
+
+# Add base dtb and overlay dtbo
+dtb-y += $(foreach m,$(overlay-y), $($(m:.dtb=-dtbs)))
+
always-y += $(dtb-y)
-always-$(CONFIG_OF_ALL_DTBS) += $(dtb-)
ifneq ($(CHECK_DTBS),)
-always-y += $(patsubst %.dtb,%.dt.yaml, $(dtb-y))
-always-y += $(patsubst %.dtbo,%.dt.yaml, $(dtb-y))
-always-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtb,%.dt.yaml, $(dtb-))
-always-$(CONFIG_OF_ALL_DTBS) += $(patsubst %.dtbo,%.dt.yaml, $(dtb-))
+# Don't run schema checks for dtbs created by fdtoverlay as they don't
+# have corresponding dts files.
+dt-yaml-y := $(filter-out $(overlay-y),$(dtb-y))
+
+always-y += $(patsubst %.dtb,%.dt.yaml, $(dt-yaml-y))
+always-y += $(patsubst %.dtbo,%.dt.yaml, $(dt-yaml-y))
endif
# Add subdir path
@@ -92,12 +104,12 @@ obj-m := $(addprefix $(obj)/,$(obj-m))
lib-y := $(addprefix $(obj)/,$(lib-y))
real-obj-y := $(addprefix $(obj)/,$(real-obj-y))
real-obj-m := $(addprefix $(obj)/,$(real-obj-m))
-multi-used-m := $(addprefix $(obj)/,$(multi-used-m))
+multi-obj-m := $(addprefix $(obj)/, $(multi-obj-m))
subdir-ym := $(addprefix $(obj)/,$(subdir-ym))
# Finds the multi-part object the current object will be linked into.
# If the object belongs to two or more multi-part objects, list them all.
-modname-multi = $(sort $(foreach m,$(multi-used),\
+modname-multi = $(sort $(foreach m,$(multi-obj-ym),\
$(if $(filter $*.o, $($(m:.o=-objs)) $($(m:.o=-y)) $($(m:.o=-m))),$(m:.o=))))
__modname = $(if $(modname-multi),$(modname-multi),$(basetarget))
@@ -338,13 +350,23 @@ $(obj)/%.dtb: $(src)/%.dts $(DTC) FORCE
$(obj)/%.dtbo: $(src)/%.dts $(DTC) FORCE
$(call if_changed_dep,dtc)
+overlay-y := $(addprefix $(obj)/, $(overlay-y))
+
+quiet_cmd_fdtoverlay = DTOVL $@
+ cmd_fdtoverlay = $(objtree)/scripts/dtc/fdtoverlay -o $@ -i $(real-prereqs)
+
+$(overlay-y): FORCE
+ $(call if_changed,fdtoverlay)
+$(call multi_depend, $(overlay-y), .dtb, -dtbs)
+
DT_CHECKER ?= dt-validate
+DT_CHECKER_FLAGS ?= $(if $(DT_SCHEMA_FILES),,-m)
DT_BINDING_DIR := Documentation/devicetree/bindings
# DT_TMP_SCHEMA may be overridden from Documentation/devicetree/bindings/Makefile
DT_TMP_SCHEMA ?= $(objtree)/$(DT_BINDING_DIR)/processed-schema.json
quiet_cmd_dtb_check = CHECK $@
- cmd_dtb_check = $(DT_CHECKER) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@
+ cmd_dtb_check = $(DT_CHECKER) $(DT_CHECKER_FLAGS) -u $(srctree)/$(DT_BINDING_DIR) -p $(DT_TMP_SCHEMA) $@
define rule_dtc
$(call cmd_and_fixdep,dtc)
diff --git a/scripts/Makefile.modfinal b/scripts/Makefile.modfinal
index 735e11e9041b..dd87cea9fba7 100644
--- a/scripts/Makefile.modfinal
+++ b/scripts/Makefile.modfinal
@@ -23,7 +23,7 @@ modname = $(notdir $(@:.mod.o=))
part-of-module = y
quiet_cmd_cc_o_c = CC [M] $@
- cmd_cc_o_c = $(CC) $(c_flags) -c -o $@ $<
+ cmd_cc_o_c = $(CC) $(filter-out $(CC_FLAGS_CFI), $(c_flags)) -c -o $@ $<
%.mod.o: %.mod.c FORCE
$(call if_changed_dep,cc_o_c)
diff --git a/scripts/Makefile.modinst b/scripts/Makefile.modinst
index 5a4579e76485..ff9b09e4cfca 100644
--- a/scripts/Makefile.modinst
+++ b/scripts/Makefile.modinst
@@ -6,30 +6,109 @@
PHONY := __modinst
__modinst:
-include scripts/Kbuild.include
+include include/config/auto.conf
+include $(srctree)/scripts/Kbuild.include
-modules := $(sort $(shell cat $(if $(KBUILD_EXTMOD),$(KBUILD_EXTMOD)/)modules.order))
+modules := $(sort $(shell cat $(MODORDER)))
+
+ifeq ($(KBUILD_EXTMOD),)
+dst := $(MODLIB)/kernel
+else
+INSTALL_MOD_DIR ?= extra
+dst := $(MODLIB)/$(INSTALL_MOD_DIR)
+endif
+
+suffix-y :=
+suffix-$(CONFIG_MODULE_COMPRESS_GZIP) := .gz
+suffix-$(CONFIG_MODULE_COMPRESS_XZ) := .xz
+suffix-$(CONFIG_MODULE_COMPRESS_ZSTD) := .zst
+
+modules := $(patsubst $(extmod_prefix)%, $(dst)/%$(suffix-y), $(modules))
-PHONY += $(modules)
__modinst: $(modules)
@:
-# Don't stop modules_install if we can't sign external modules.
-quiet_cmd_modules_install = INSTALL $@
- cmd_modules_install = \
- mkdir -p $(2) ; \
- cp $@ $(2) ; \
- $(mod_strip_cmd) $(2)/$(notdir $@) ; \
- $(mod_sign_cmd) $(2)/$(notdir $@) $(patsubst %,|| true,$(KBUILD_EXTMOD)) ; \
- $(mod_compress_cmd) $(2)/$(notdir $@)
+quiet_cmd_none =
+ cmd_none = :
-# Modules built outside the kernel source tree go into extra by default
-INSTALL_MOD_DIR ?= extra
-ext-mod-dir = $(INSTALL_MOD_DIR)$(subst $(patsubst %/,%,$(KBUILD_EXTMOD)),,$(@D))
+#
+# Installation
+#
+quiet_cmd_install = INSTALL $@
+ cmd_install = mkdir -p $(dir $@); cp $< $@
+
+# Strip
+#
+# INSTALL_MOD_STRIP, if defined, will cause modules to be stripped after they
+# are installed. If INSTALL_MOD_STRIP is '1', then the default option
+# --strip-debug will be used. Otherwise, INSTALL_MOD_STRIP value will be used
+# as the options to the strip command.
+ifdef INSTALL_MOD_STRIP
+
+ifeq ($(INSTALL_MOD_STRIP),1)
+strip-option := --strip-debug
+else
+strip-option := $(INSTALL_MOD_STRIP)
+endif
+
+quiet_cmd_strip = STRIP $@
+ cmd_strip = $(STRIP) $(strip-option) $@
+
+else
+
+quiet_cmd_strip =
+ cmd_strip = :
+
+endif
+
+#
+# Signing
+# Don't stop modules_install even if we can't sign external modules.
+#
+ifeq ($(CONFIG_MODULE_SIG_ALL),y)
+quiet_cmd_sign = SIGN $@
+$(eval $(call config_filename,MODULE_SIG_KEY))
+ cmd_sign = scripts/sign-file $(CONFIG_MODULE_SIG_HASH) $(MODULE_SIG_KEY_SRCPREFIX)$(CONFIG_MODULE_SIG_KEY) certs/signing_key.x509 $@ \
+ $(if $(KBUILD_EXTMOD),|| true)
+else
+quiet_cmd_sign :=
+ cmd_sign := :
+endif
+
+ifeq ($(modules_sign_only),)
+
+$(dst)/%.ko: $(extmod_prefix)%.ko FORCE
+ $(call cmd,install)
+ $(call cmd,strip)
+ $(call cmd,sign)
+
+else
+
+$(dst)/%.ko: FORCE
+ $(call cmd,sign)
+
+endif
+
+#
+# Compression
+#
+quiet_cmd_gzip = GZIP $@
+ cmd_gzip = $(KGZIP) -n -f $<
+quiet_cmd_xz = XZ $@
+ cmd_xz = $(XZ) --lzma2=dict=2MiB -f $<
+quiet_cmd_zstd = ZSTD $@
+ cmd_zstd = $(ZSTD) -T0 --rm -f -q $<
+
+$(dst)/%.ko.gz: $(dst)/%.ko FORCE
+ $(call cmd,gzip)
+
+$(dst)/%.ko.xz: $(dst)/%.ko FORCE
+ $(call cmd,xz)
-modinst_dir = $(if $(KBUILD_EXTMOD),$(ext-mod-dir),kernel/$(@D))
+$(dst)/%.ko.zst: $(dst)/%.ko FORCE
+ $(call cmd,zstd)
-$(modules):
- $(call cmd,modules_install,$(MODLIB)/$(modinst_dir))
+PHONY += FORCE
+FORCE:
.PHONY: $(PHONY)
diff --git a/scripts/Makefile.modpost b/scripts/Makefile.modpost
index 066beffca09a..c383ba33d837 100644
--- a/scripts/Makefile.modpost
+++ b/scripts/Makefile.modpost
@@ -32,8 +32,6 @@
# Step 4 is solely used to allow module versioning in external modules,
# where the CRC of each module is retrieved from the Module.symvers file.
-# KBUILD_MODPOST_WARN can be set to avoid error out in case of undefined
-# symbols in the final module linking stage
# KBUILD_MODPOST_NOFINAL can be set to skip the final link of modules.
# This is solely useful to speed up test compiles
@@ -41,16 +39,15 @@ PHONY := __modpost
__modpost:
include include/config/auto.conf
-include scripts/Kbuild.include
+include $(srctree)/scripts/Kbuild.include
# for ld_flags
-include scripts/Makefile.lib
+include $(srctree)/scripts/Makefile.lib
MODPOST = scripts/mod/modpost \
$(if $(CONFIG_MODVERSIONS),-m) \
$(if $(CONFIG_MODULE_SRCVERSION_ALL),-a) \
$(if $(CONFIG_SECTION_MISMATCH_WARN_ONLY),,-E) \
- $(if $(KBUILD_MODPOST_WARN),-w) \
-o $@
ifdef MODPOST_VMLINUX
@@ -68,7 +65,20 @@ else
ifeq ($(KBUILD_EXTMOD),)
input-symdump := vmlinux.symvers
-output-symdump := Module.symvers
+output-symdump := modules-only.symvers
+
+quiet_cmd_cat = GEN $@
+ cmd_cat = cat $(real-prereqs) > $@
+
+ifneq ($(wildcard vmlinux.symvers),)
+
+__modpost: Module.symvers
+Module.symvers: vmlinux.symvers modules-only.symvers FORCE
+ $(call if_changed,cat)
+
+targets += Module.symvers
+
+endif
else
@@ -88,9 +98,11 @@ output-symdump := $(KBUILD_EXTMOD)/Module.symvers
endif
+existing-input-symdump := $(wildcard $(input-symdump))
+
# modpost options for modules (both in-kernel and external)
MODPOST += \
- $(addprefix -i ,$(wildcard $(input-symdump))) \
+ $(addprefix -i ,$(existing-input-symdump)) \
$(if $(KBUILD_NSDEPS),-d $(MODULES_NSDEPS)) \
$(if $(CONFIG_MODULE_ALLOW_MISSING_NAMESPACE_IMPORTS)$(KBUILD_NSDEPS),-N)
@@ -104,6 +116,7 @@ VPATH :=
$(input-symdump):
@echo >&2 'WARNING: Symbol version dump "$@" is missing.'
@echo >&2 ' Modules may not have dependencies or modversions.'
+ @echo >&2 ' You may get many unresolved symbol warnings.'
ifdef CONFIG_LTO_CLANG
# With CONFIG_LTO_CLANG, .o files might be LLVM bitcode, so we need to run
@@ -123,6 +136,11 @@ endif
modules := $(sort $(shell cat $(MODORDER)))
+# KBUILD_MODPOST_WARN can be set to avoid error out in case of undefined symbols
+ifneq ($(KBUILD_MODPOST_WARN)$(filter-out $(existing-input-symdump), $(input-symdump)),)
+MODPOST += -w
+endif
+
# Read out modules.order to pass in modpost.
# Otherwise, allmodconfig would fail with "Argument list too long".
quiet_cmd_modpost = MODPOST $@
diff --git a/scripts/Makefile.modsign b/scripts/Makefile.modsign
deleted file mode 100644
index d7325cefe709..000000000000
--- a/scripts/Makefile.modsign
+++ /dev/null
@@ -1,29 +0,0 @@
-# SPDX-License-Identifier: GPL-2.0
-# ==========================================================================
-# Signing modules
-# ==========================================================================
-
-PHONY := __modsign
-__modsign:
-
-include scripts/Kbuild.include
-
-modules := $(sort $(shell cat modules.order))
-
-PHONY += $(modules)
-__modsign: $(modules)
- @:
-
-quiet_cmd_sign_ko = SIGN [M] $(2)/$(notdir $@)
- cmd_sign_ko = $(mod_sign_cmd) $(2)/$(notdir $@)
-
-# Modules built outside the kernel source tree go into extra by default
-INSTALL_MOD_DIR ?= extra
-ext-mod-dir = $(INSTALL_MOD_DIR)$(subst $(patsubst %/,%,$(KBUILD_EXTMOD)),,$(@D))
-
-modinst_dir = $(if $(KBUILD_EXTMOD),$(ext-mod-dir),kernel/$(@D))
-
-$(modules):
- $(call cmd,sign_ko,$(MODLIB)/$(modinst_dir))
-
-.PHONY: $(PHONY)
diff --git a/scripts/Makefile.package b/scripts/Makefile.package
index f952fb64789d..b74c65284fb2 100644
--- a/scripts/Makefile.package
+++ b/scripts/Makefile.package
@@ -25,7 +25,7 @@ include $(srctree)/scripts/Kbuild.include
# Remove hyphens since they have special meaning in RPM filenames
KERNELPATH := kernel-$(subst -,_,$(KERNELRELEASE))
-KDEB_SOURCENAME ?= linux-$(KERNELRELEASE)
+KDEB_SOURCENAME ?= linux-upstream
KBUILD_PKG_ROOTCMD ?="fakeroot -u"
export KDEB_SOURCENAME
# Include only those top-level files that are needed by make, plus the GPL copy
diff --git a/scripts/as-version.sh b/scripts/as-version.sh
new file mode 100755
index 000000000000..8b9410e329df
--- /dev/null
+++ b/scripts/as-version.sh
@@ -0,0 +1,82 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Print the assembler name and its version in a 5 or 6-digit form.
+# Also, perform the minimum version check.
+# (If it is the integrated assembler, return 0 as the version, and
+# skip the version check.)
+
+set -e
+
+# Convert the version string x.y.z to a canonical 5 or 6-digit form.
+get_canonical_version()
+{
+ IFS=.
+ set -- $1
+
+ # If the 2nd or 3rd field is missing, fill it with a zero.
+ #
+ # The 4th field, if present, is ignored.
+ # This occurs in development snapshots as in 2.35.1.20201116
+ echo $((10000 * $1 + 100 * ${2:-0} + ${3:-0}))
+}
+
+# Clang fails to handle -Wa,--version unless -no-integrated-as is given.
+# We check -(f)integrated-as, expecting it is explicitly passed in for the
+# integrated assembler case.
+check_integrated_as()
+{
+ while [ $# -gt 0 ]; do
+ if [ "$1" = -integrated-as -o "$1" = -fintegrated-as ]; then
+ # For the intergrated assembler, we do not check the
+ # version here. It is the same as the clang version, and
+ # it has been already checked by scripts/cc-version.sh.
+ echo LLVM 0
+ exit 0
+ fi
+ shift
+ done
+}
+
+check_integrated_as "$@"
+
+orig_args="$@"
+
+# Get the first line of the --version output.
+IFS='
+'
+set -- $(LC_ALL=C "$@" -Wa,--version -c -x assembler /dev/null -o /dev/null 2>/dev/null)
+
+# Split the line on spaces.
+IFS=' '
+set -- $1
+
+min_tool_version=$(dirname $0)/min-tool-version.sh
+
+if [ "$1" = GNU -a "$2" = assembler ]; then
+ shift $(($# - 1))
+ version=$1
+ min_version=$($min_tool_version binutils)
+ name=GNU
+else
+ echo "$orig_args: unknown assembler invoked" >&2
+ exit 1
+fi
+
+# Some distributions append a package release number, as in 2.34-4.fc32
+# Trim the hyphen and any characters that follow.
+version=${version%-*}
+
+cversion=$(get_canonical_version $version)
+min_cversion=$(get_canonical_version $min_version)
+
+if [ "$cversion" -lt "$min_cversion" ]; then
+ echo >&2 "***"
+ echo >&2 "*** Assembler is too old."
+ echo >&2 "*** Your $name assembler version: $version"
+ echo >&2 "*** Minimum $name assembler version: $min_version"
+ echo >&2 "***"
+ exit 1
+fi
+
+echo $name $cversion
diff --git a/scripts/basic/fixdep.c b/scripts/basic/fixdep.c
index d98540552941..44e887cff49b 100644
--- a/scripts/basic/fixdep.c
+++ b/scripts/basic/fixdep.c
@@ -34,7 +34,7 @@
* the config symbols are rebuilt.
*
* So if the user changes his CONFIG_HIS_DRIVER option, only the objects
- * which depend on "include/config/his/driver.h" will be rebuilt,
+ * which depend on "include/config/HIS_DRIVER" will be rebuilt,
* so most likely only his driver ;-)
*
* The idea above dates, by the way, back to Michael E Chastain, AFAIK.
@@ -74,7 +74,7 @@
*
* and then basically copies the .<target>.d file to stdout, in the
* process filtering out the dependency on autoconf.h and adding
- * dependencies on include/config/my/option.h for every
+ * dependencies on include/config/MY_OPTION for every
* CONFIG_MY_OPTION encountered in any of the prerequisites.
*
* We don't even try to really parse the header files, but
@@ -107,8 +107,8 @@ static void usage(void)
/*
* In the intended usage of this program, the stdout is redirected to .*.cmd
- * files. The return value of printf() and putchar() must be checked to catch
- * any error, e.g. "No space left on device".
+ * files. The return value of printf() must be checked to catch any error,
+ * e.g. "No space left on device".
*/
static void xprintf(const char *format, ...)
{
@@ -124,38 +124,6 @@ static void xprintf(const char *format, ...)
va_end(ap);
}
-static void xputchar(int c)
-{
- int ret;
-
- ret = putchar(c);
- if (ret == EOF) {
- perror("fixdep");
- exit(1);
- }
-}
-
-/*
- * Print out a dependency path from a symbol name
- */
-static void print_dep(const char *m, int slen, const char *dir)
-{
- int c, prev_c = '/', i;
-
- xprintf(" $(wildcard %s/", dir);
- for (i = 0; i < slen; i++) {
- c = m[i];
- if (c == '_')
- c = '/';
- else
- c = tolower(c);
- if (c != '/' || prev_c != '/')
- xputchar(c);
- prev_c = c;
- }
- xprintf(".h) \\\n");
-}
-
struct item {
struct item *next;
unsigned int len;
@@ -220,7 +188,8 @@ static void use_config(const char *m, int slen)
return;
define_config(m, slen, hash);
- print_dep(m, slen, "include/config");
+ /* Print out a dependency path from a symbol name. */
+ xprintf(" $(wildcard include/config/%.*s) \\\n", slen, m);
}
/* test if s ends in sub */
diff --git a/scripts/bpf_helpers_doc.py b/scripts/bpf_doc.py
index 867ada23281c..2d94025b38e9 100755
--- a/scripts/bpf_helpers_doc.py
+++ b/scripts/bpf_doc.py
@@ -2,6 +2,7 @@
# SPDX-License-Identifier: GPL-2.0-only
#
# Copyright (C) 2018-2019 Netronome Systems, Inc.
+# Copyright (C) 2021 Isovalent, Inc.
# In case user attempts to run with Python 2.
from __future__ import print_function
@@ -13,6 +14,9 @@ import sys, os
class NoHelperFound(BaseException):
pass
+class NoSyscallCommandFound(BaseException):
+ pass
+
class ParsingError(BaseException):
def __init__(self, line='<line not provided>', reader=None):
if reader:
@@ -22,18 +26,27 @@ class ParsingError(BaseException):
else:
BaseException.__init__(self, 'Error parsing line: %s' % line)
-class Helper(object):
+
+class APIElement(object):
"""
- An object representing the description of an eBPF helper function.
- @proto: function prototype of the helper function
- @desc: textual description of the helper function
- @ret: description of the return value of the helper function
+ An object representing the description of an aspect of the eBPF API.
+ @proto: prototype of the API symbol
+ @desc: textual description of the symbol
+ @ret: (optional) description of any associated return value
"""
def __init__(self, proto='', desc='', ret=''):
self.proto = proto
self.desc = desc
self.ret = ret
+
+class Helper(APIElement):
+ """
+ An object representing the description of an eBPF helper function.
+ @proto: function prototype of the helper function
+ @desc: textual description of the helper function
+ @ret: description of the return value of the helper function
+ """
def proto_break_down(self):
"""
Break down helper function protocol into smaller chunks: return type,
@@ -60,6 +73,7 @@ class Helper(object):
return res
+
class HeaderParser(object):
"""
An object used to parse a file in order to extract the documentation of a
@@ -72,6 +86,13 @@ class HeaderParser(object):
self.reader = open(filename, 'r')
self.line = ''
self.helpers = []
+ self.commands = []
+
+ def parse_element(self):
+ proto = self.parse_symbol()
+ desc = self.parse_desc()
+ ret = self.parse_ret()
+ return APIElement(proto=proto, desc=desc, ret=ret)
def parse_helper(self):
proto = self.parse_proto()
@@ -79,6 +100,18 @@ class HeaderParser(object):
ret = self.parse_ret()
return Helper(proto=proto, desc=desc, ret=ret)
+ def parse_symbol(self):
+ p = re.compile(' \* ?(.+)$')
+ capture = p.match(self.line)
+ if not capture:
+ raise NoSyscallCommandFound
+ end_re = re.compile(' \* ?NOTES$')
+ end = end_re.match(self.line)
+ if end:
+ raise NoSyscallCommandFound
+ self.line = self.reader.readline()
+ return capture.group(1)
+
def parse_proto(self):
# Argument can be of shape:
# - "void"
@@ -140,16 +173,29 @@ class HeaderParser(object):
break
return ret
- def run(self):
- # Advance to start of helper function descriptions.
- offset = self.reader.read().find('* Start of BPF helper function descriptions:')
+ def seek_to(self, target, help_message):
+ self.reader.seek(0)
+ offset = self.reader.read().find(target)
if offset == -1:
- raise Exception('Could not find start of eBPF helper descriptions list')
+ raise Exception(help_message)
self.reader.seek(offset)
self.reader.readline()
self.reader.readline()
self.line = self.reader.readline()
+ def parse_syscall(self):
+ self.seek_to('* DOC: eBPF Syscall Commands',
+ 'Could not find start of eBPF syscall descriptions list')
+ while True:
+ try:
+ command = self.parse_element()
+ self.commands.append(command)
+ except NoSyscallCommandFound:
+ break
+
+ def parse_helpers(self):
+ self.seek_to('* Start of BPF helper function descriptions:',
+ 'Could not find start of eBPF helper descriptions list')
while True:
try:
helper = self.parse_helper()
@@ -157,6 +203,9 @@ class HeaderParser(object):
except NoHelperFound:
break
+ def run(self):
+ self.parse_syscall()
+ self.parse_helpers()
self.reader.close()
###############################################################################
@@ -165,10 +214,11 @@ class Printer(object):
"""
A generic class for printers. Printers should be created with an array of
Helper objects, and implement a way to print them in the desired fashion.
- @helpers: array of Helper objects to print to standard output
+ @parser: A HeaderParser with objects to print to standard output
"""
- def __init__(self, helpers):
- self.helpers = helpers
+ def __init__(self, parser):
+ self.parser = parser
+ self.elements = []
def print_header(self):
pass
@@ -181,19 +231,23 @@ class Printer(object):
def print_all(self):
self.print_header()
- for helper in self.helpers:
- self.print_one(helper)
+ for elem in self.elements:
+ self.print_one(elem)
self.print_footer()
+
class PrinterRST(Printer):
"""
- A printer for dumping collected information about helpers as a ReStructured
- Text page compatible with the rst2man program, which can be used to
- generate a manual page for the helpers.
- @helpers: array of Helper objects to print to standard output
+ A generic class for printers that print ReStructured Text. Printers should
+ be created with a HeaderParser object, and implement a way to print API
+ elements in the desired fashion.
+ @parser: A HeaderParser with objects to print to standard output
"""
- def print_header(self):
- header = '''\
+ def __init__(self, parser):
+ self.parser = parser
+
+ def print_license(self):
+ license = '''\
.. Copyright (C) All BPF authors and contributors from 2014 to present.
.. See git log include/uapi/linux/bpf.h in kernel tree for details.
..
@@ -221,9 +275,39 @@ class PrinterRST(Printer):
..
.. Please do not edit this file. It was generated from the documentation
.. located in file include/uapi/linux/bpf.h of the Linux kernel sources
-.. (helpers description), and from scripts/bpf_helpers_doc.py in the same
+.. (helpers description), and from scripts/bpf_doc.py in the same
.. repository (header and footer).
+'''
+ print(license)
+ def print_elem(self, elem):
+ if (elem.desc):
+ print('\tDescription')
+ # Do not strip all newline characters: formatted code at the end of
+ # a section must be followed by a blank line.
+ for line in re.sub('\n$', '', elem.desc, count=1).split('\n'):
+ print('{}{}'.format('\t\t' if line else '', line))
+
+ if (elem.ret):
+ print('\tReturn')
+ for line in elem.ret.rstrip().split('\n'):
+ print('{}{}'.format('\t\t' if line else '', line))
+
+ print('')
+
+
+class PrinterHelpersRST(PrinterRST):
+ """
+ A printer for dumping collected information about helpers as a ReStructured
+ Text page compatible with the rst2man program, which can be used to
+ generate a manual page for the helpers.
+ @parser: A HeaderParser with Helper objects to print to standard output
+ """
+ def __init__(self, parser):
+ self.elements = parser.helpers
+
+ def print_header(self):
+ header = '''\
===========
BPF-HELPERS
===========
@@ -264,6 +348,7 @@ kernel at the top).
HELPERS
=======
'''
+ PrinterRST.print_license(self)
print(header)
def print_footer(self):
@@ -380,27 +465,50 @@ SEE ALSO
def print_one(self, helper):
self.print_proto(helper)
+ self.print_elem(helper)
- if (helper.desc):
- print('\tDescription')
- # Do not strip all newline characters: formatted code at the end of
- # a section must be followed by a blank line.
- for line in re.sub('\n$', '', helper.desc, count=1).split('\n'):
- print('{}{}'.format('\t\t' if line else '', line))
- if (helper.ret):
- print('\tReturn')
- for line in helper.ret.rstrip().split('\n'):
- print('{}{}'.format('\t\t' if line else '', line))
+class PrinterSyscallRST(PrinterRST):
+ """
+ A printer for dumping collected information about the syscall API as a
+ ReStructured Text page compatible with the rst2man program, which can be
+ used to generate a manual page for the syscall.
+ @parser: A HeaderParser with APIElement objects to print to standard
+ output
+ """
+ def __init__(self, parser):
+ self.elements = parser.commands
+
+ def print_header(self):
+ header = '''\
+===
+bpf
+===
+-------------------------------------------------------------------------------
+Perform a command on an extended BPF object
+-------------------------------------------------------------------------------
+
+:Manual section: 2
+
+COMMANDS
+========
+'''
+ PrinterRST.print_license(self)
+ print(header)
+
+ def print_one(self, command):
+ print('**%s**' % (command.proto))
+ self.print_elem(command)
- print('')
class PrinterHelpers(Printer):
"""
A printer for dumping collected information about helpers as C header to
be included from BPF program.
- @helpers: array of Helper objects to print to standard output
+ @parser: A HeaderParser with Helper objects to print to standard output
"""
+ def __init__(self, parser):
+ self.elements = parser.helpers
type_fwds = [
'struct bpf_fib_lookup',
@@ -511,7 +619,7 @@ class PrinterHelpers(Printer):
def print_header(self):
header = '''\
-/* This is auto-generated file. See bpf_helpers_doc.py for details. */
+/* This is auto-generated file. See bpf_doc.py for details. */
/* Forward declarations of BPF structs */'''
@@ -589,8 +697,13 @@ script = os.path.abspath(sys.argv[0])
linuxRoot = os.path.dirname(os.path.dirname(script))
bpfh = os.path.join(linuxRoot, 'include/uapi/linux/bpf.h')
+printers = {
+ 'helpers': PrinterHelpersRST,
+ 'syscall': PrinterSyscallRST,
+}
+
argParser = argparse.ArgumentParser(description="""
-Parse eBPF header file and generate documentation for eBPF helper functions.
+Parse eBPF header file and generate documentation for the eBPF API.
The RST-formatted output produced can be turned into a manual page with the
rst2man utility.
""")
@@ -601,6 +714,8 @@ if (os.path.isfile(bpfh)):
default=bpfh)
else:
argParser.add_argument('--filename', help='path to include/uapi/linux/bpf.h')
+argParser.add_argument('target', nargs='?', default='helpers',
+ choices=printers.keys(), help='eBPF API target')
args = argParser.parse_args()
# Parse file.
@@ -609,7 +724,9 @@ headerParser.run()
# Print formatted output to standard output.
if args.header:
- printer = PrinterHelpers(headerParser.helpers)
+ if args.target != 'helpers':
+ raise NotImplementedError('Only helpers header generation is supported')
+ printer = PrinterHelpers(headerParser)
else:
- printer = PrinterRST(headerParser.helpers)
+ printer = printers[args.target](headerParser)
printer.print_all()
diff --git a/scripts/cc-version.sh b/scripts/cc-version.sh
index 3f2ee885b116..f1952c522466 100755
--- a/scripts/cc-version.sh
+++ b/scripts/cc-version.sh
@@ -6,18 +6,6 @@
set -e
-# When you raise the minimum compiler version, please update
-# Documentation/process/changes.rst as well.
-gcc_min_version=4.9.0
-clang_min_version=10.0.1
-icc_min_version=16.0.3 # temporary
-
-# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293
-# https://lore.kernel.org/r/20210107111841.GN1551@shell.armlinux.org.uk
-if [ "$SRCARCH" = arm64 ]; then
- gcc_min_version=5.1.0
-fi
-
# Print the compiler name and some version components.
get_compiler_info()
{
@@ -48,18 +36,20 @@ set -- $(get_compiler_info "$@")
name=$1
+min_tool_version=$(dirname $0)/min-tool-version.sh
+
case "$name" in
GCC)
version=$2.$3.$4
- min_version=$gcc_min_version
+ min_version=$($min_tool_version gcc)
;;
Clang)
version=$2.$3.$4
- min_version=$clang_min_version
+ min_version=$($min_tool_version llvm)
;;
ICC)
version=$(($2 / 100)).$(($2 % 100)).$3
- min_version=$icc_min_version
+ min_version=$($min_tool_version icc)
;;
*)
echo "$orig_args: unknown compiler" >&2
diff --git a/scripts/checkdeclares.pl b/scripts/checkdeclares.pl
new file mode 100644
index 000000000000..f6d551c84fc6
--- /dev/null
+++ b/scripts/checkdeclares.pl
@@ -0,0 +1,53 @@
+#!/usr/bin/env perl
+# SPDX-License-Identifier: GPL-2.0
+#
+# checkdeclares: find struct declared more than once
+#
+# Copyright 2021 Wan Jiabing<wanjiabing@vivo.com>
+# Inspired by checkincludes.pl
+#
+# This script checks for duplicate struct declares.
+# Note that this will not take into consideration macros so
+# you should run this only if you know you do have real dups
+# and do not have them under #ifdef's.
+# You could also just review the results.
+
+use strict;
+
+sub usage {
+ print "Usage: checkdeclares.pl file1.h ...\n";
+ print "Warns of struct declaration duplicates\n";
+ exit 1;
+}
+
+if ($#ARGV < 0) {
+ usage();
+}
+
+my $dup_counter = 0;
+
+foreach my $file (@ARGV) {
+ open(my $f, '<', $file)
+ or die "Cannot open $file: $!.\n";
+
+ my %declaredstructs = ();
+
+ while (<$f>) {
+ if (m/^\s*struct\s*(\w*);$/o) {
+ ++$declaredstructs{$1};
+ }
+ }
+
+ close($f);
+
+ foreach my $structname (keys %declaredstructs) {
+ if ($declaredstructs{$structname} > 1) {
+ print "$file: struct $structname is declared more than once.\n";
+ ++$dup_counter;
+ }
+ }
+}
+
+if ($dup_counter == 0) {
+ print "No duplicate struct declares found.\n";
+}
diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl
index df8b23dc1eb0..ccb412a74725 100755
--- a/scripts/checkpatch.pl
+++ b/scripts/checkpatch.pl
@@ -23,6 +23,9 @@ my $V = '0.32';
use Getopt::Long qw(:config no_auto_abbrev);
my $quiet = 0;
+my $verbose = 0;
+my %verbose_messages = ();
+my %verbose_emitted = ();
my $tree = 1;
my $chk_signoff = 1;
my $chk_patch = 1;
@@ -61,6 +64,7 @@ my $spelling_file = "$D/spelling.txt";
my $codespell = 0;
my $codespellfile = "/usr/share/codespell/dictionary.txt";
my $conststructsfile = "$D/const_structs.checkpatch";
+my $docsfile = "$D/../Documentation/dev-tools/checkpatch.rst";
my $typedefsfile;
my $color = "auto";
my $allow_c99_comments = 1; # Can be overridden by --ignore C99_COMMENT_TOLERANCE
@@ -78,6 +82,7 @@ Version: $V
Options:
-q, --quiet quiet
+ -v, --verbose verbose mode
--no-tree run without a kernel tree
--no-signoff do not check for 'Signed-off-by' line
--patch treat FILE as patchfile (default)
@@ -158,15 +163,51 @@ sub list_types {
my $text = <$script>;
close($script);
- my @types = ();
+ my %types = ();
# Also catch when type or level is passed through a variable
- for ($text =~ /(?:(?:\bCHK|\bWARN|\bERROR|&\{\$msg_level})\s*\(|\$msg_type\s*=)\s*"([^"]+)"/g) {
- push (@types, $_);
+ while ($text =~ /(?:(\bCHK|\bWARN|\bERROR|&\{\$msg_level})\s*\(|\$msg_type\s*=)\s*"([^"]+)"/g) {
+ if (defined($1)) {
+ if (exists($types{$2})) {
+ $types{$2} .= ",$1" if ($types{$2} ne $1);
+ } else {
+ $types{$2} = $1;
+ }
+ } else {
+ $types{$2} = "UNDETERMINED";
+ }
}
- @types = sort(uniq(@types));
+
print("#\tMessage type\n\n");
- foreach my $type (@types) {
+ if ($color) {
+ print(" ( Color coding: ");
+ print(RED . "ERROR" . RESET);
+ print(" | ");
+ print(YELLOW . "WARNING" . RESET);
+ print(" | ");
+ print(GREEN . "CHECK" . RESET);
+ print(" | ");
+ print("Multiple levels / Undetermined");
+ print(" )\n\n");
+ }
+
+ foreach my $type (sort keys %types) {
+ my $orig_type = $type;
+ if ($color) {
+ my $level = $types{$type};
+ if ($level eq "ERROR") {
+ $type = RED . $type . RESET;
+ } elsif ($level eq "WARN") {
+ $type = YELLOW . $type . RESET;
+ } elsif ($level eq "CHK") {
+ $type = GREEN . $type . RESET;
+ }
+ }
print(++$count . "\t" . $type . "\n");
+ if ($verbose && exists($verbose_messages{$orig_type})) {
+ my $message = $verbose_messages{$orig_type};
+ $message =~ s/\n/\n\t/g;
+ print("\t" . $message . "\n\n");
+ }
}
exit($exitcode);
@@ -198,6 +239,46 @@ if (-f $conf) {
unshift(@ARGV, @conf_args) if @conf_args;
}
+sub load_docs {
+ open(my $docs, '<', "$docsfile")
+ or warn "$P: Can't read the documentation file $docsfile $!\n";
+
+ my $type = '';
+ my $desc = '';
+ my $in_desc = 0;
+
+ while (<$docs>) {
+ chomp;
+ my $line = $_;
+ $line =~ s/\s+$//;
+
+ if ($line =~ /^\s*\*\*(.+)\*\*$/) {
+ if ($desc ne '') {
+ $verbose_messages{$type} = trim($desc);
+ }
+ $type = $1;
+ $desc = '';
+ $in_desc = 1;
+ } elsif ($in_desc) {
+ if ($line =~ /^(?:\s{4,}|$)/) {
+ $line =~ s/^\s{4}//;
+ $desc .= $line;
+ $desc .= "\n";
+ } else {
+ $verbose_messages{$type} = trim($desc);
+ $type = '';
+ $desc = '';
+ $in_desc = 0;
+ }
+ }
+ }
+
+ if ($desc ne '') {
+ $verbose_messages{$type} = trim($desc);
+ }
+ close($docs);
+}
+
# Perl's Getopt::Long allows options to take optional arguments after a space.
# Prevent --color by itself from consuming other arguments
foreach (@ARGV) {
@@ -208,6 +289,7 @@ foreach (@ARGV) {
GetOptions(
'q|quiet+' => \$quiet,
+ 'v|verbose!' => \$verbose,
'tree!' => \$tree,
'signoff!' => \$chk_signoff,
'patch!' => \$chk_patch,
@@ -247,13 +329,27 @@ GetOptions(
help(0) if ($help);
+die "$P: --git cannot be used with --file or --fix\n" if ($git && ($file || $fix));
+die "$P: --verbose cannot be used with --terse\n" if ($verbose && $terse);
+
+if ($color =~ /^[01]$/) {
+ $color = !$color;
+} elsif ($color =~ /^always$/i) {
+ $color = 1;
+} elsif ($color =~ /^never$/i) {
+ $color = 0;
+} elsif ($color =~ /^auto$/i) {
+ $color = (-t STDOUT);
+} else {
+ die "$P: Invalid color mode: $color\n";
+}
+
+load_docs() if ($verbose);
list_types(0) if ($list_types);
$fix = 1 if ($fix_inplace);
$check_orig = $check;
-die "$P: --git cannot be used with --file or --fix\n" if ($git && ($file || $fix));
-
my $exit = 0;
my $perl_version_ok = 1;
@@ -268,18 +364,6 @@ if ($#ARGV < 0) {
push(@ARGV, '-');
}
-if ($color =~ /^[01]$/) {
- $color = !$color;
-} elsif ($color =~ /^always$/i) {
- $color = 1;
-} elsif ($color =~ /^never$/i) {
- $color = 0;
-} elsif ($color =~ /^auto$/i) {
- $color = (-t STDOUT);
-} else {
- die "$P: Invalid color mode: $color\n";
-}
-
# skip TAB size 1 to avoid additional checks on $tabsize - 1
die "$P: Invalid TAB size: $tabsize\n" if ($tabsize < 2);
@@ -2209,7 +2293,16 @@ sub report {
splice(@lines, 1, 1);
$output = join("\n", @lines);
}
- $output = (split('\n', $output))[0] . "\n" if ($terse);
+
+ if ($terse) {
+ $output = (split('\n', $output))[0] . "\n";
+ }
+
+ if ($verbose && exists($verbose_messages{$type}) &&
+ !exists($verbose_emitted{$type})) {
+ $output .= $verbose_messages{$type} . "\n\n";
+ $verbose_emitted{$type} = 1;
+ }
push(our @report, $output);
@@ -3152,7 +3245,7 @@ sub process {
($line =~ /^new file mode\s*\d+\s*$/) &&
($realfile =~ m@^Documentation/devicetree/bindings/.*\.txt$@)) {
WARN("DT_SCHEMA_BINDING_PATCH",
- "DT bindings should be in DT schema format. See: Documentation/devicetree/writing-schema.rst\n");
+ "DT bindings should be in DT schema format. See: Documentation/devicetree/bindings/writing-schema.rst\n");
}
# Check for wrappage within a valid hunk of the file
@@ -6606,9 +6699,11 @@ sub process {
$specifier = $1;
$extension = $2;
$qualifier = $3;
- if ($extension !~ /[SsBKRraEehMmIiUDdgVCbGNOxtf]/ ||
+ if ($extension !~ /[4SsBKRraEehMmIiUDdgVCbGNOxtf]/ ||
($extension eq "f" &&
- defined $qualifier && $qualifier !~ /^w/)) {
+ defined $qualifier && $qualifier !~ /^w/) ||
+ ($extension eq "4" &&
+ defined $qualifier && $qualifier !~ /^cc/)) {
$bad_specifier = $specifier;
last;
}
diff --git a/scripts/dummy-tools/gcc b/scripts/dummy-tools/gcc
index 39e65fee59bd..f6d543725f1e 100755
--- a/scripts/dummy-tools/gcc
+++ b/scripts/dummy-tools/gcc
@@ -67,6 +67,12 @@ if arg_contain -E "$@"; then
fi
fi
+# To set CONFIG_AS_IS_GNU
+if arg_contain -Wa,--version "$@"; then
+ echo "GNU assembler (scripts/dummy-tools) 2.50"
+ exit 0
+fi
+
if arg_contain -S "$@"; then
# For scripts/gcc-x86-*-has-stack-protector.sh
if arg_contain -fstack-protector "$@"; then
diff --git a/scripts/gcc-x86_32-has-stack-protector.sh b/scripts/gcc-x86_32-has-stack-protector.sh
index f5c119495254..825c75c5b715 100755
--- a/scripts/gcc-x86_32-has-stack-protector.sh
+++ b/scripts/gcc-x86_32-has-stack-protector.sh
@@ -1,4 +1,8 @@
#!/bin/sh
# SPDX-License-Identifier: GPL-2.0
-echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -m32 -O0 -fstack-protector - -o - 2> /dev/null | grep -q "%gs"
+# This requires GCC 8.1 or better. Specifically, we require
+# -mstack-protector-guard-reg, added by
+# https://gcc.gnu.org/bugzilla/show_bug.cgi?id=81708
+
+echo "int foo(void) { char X[200]; return 3; }" | $* -S -x c -c -m32 -O0 -fstack-protector -mstack-protector-guard-reg=fs -mstack-protector-guard-symbol=__stack_chk_guard - -o - 2> /dev/null | grep -q "%fs"
diff --git a/scripts/get_abi.pl b/scripts/get_abi.pl
index 92d9aa6cc4f5..d7aa82094296 100755
--- a/scripts/get_abi.pl
+++ b/scripts/get_abi.pl
@@ -281,8 +281,12 @@ sub create_labels {
# Outputs the book on ReST format
#
-# \b doesn't work well with paths. So, we need to define something else
-my $bondary = qr { (?<![\w\/\`\{])(?=[\w\/\`\{])|(?<=[\w\/\`\{])(?![\w\/\`\{]) }x;
+# \b doesn't work well with paths. So, we need to define something else:
+# Boundaries are punct characters, spaces and end-of-line
+my $start = qr {(^|\s|\() }x;
+my $bondary = qr { ([,.:;\)\s]|\z) }x;
+my $xref_match = qr { $start(\/(sys|config|proc|dev|kvd)\/[^,.:;\)\s]+)$bondary }x;
+my $symbols = qr { ([\x01-\x08\x0e-\x1f\x21-\x2f\x3a-\x40\x7b-\xff]) }x;
sub output_rest {
create_labels();
@@ -305,7 +309,6 @@ sub output_rest {
}
my $w = $what;
- $w =~ s/([\(\)\_\-\*\=\^\~\\])/\\$1/g;
if ($type ne "File") {
my $cur_part = $what;
@@ -329,6 +332,7 @@ sub output_rest {
my $len = 0;
foreach my $name (@names) {
+ $name =~ s/$symbols/\\$1/g;
$name = "**$name**";
$len = length($name) if (length($name) > $len);
}
@@ -377,32 +381,60 @@ sub output_rest {
# Enrich text by creating cross-references
- $desc =~ s,Documentation/(?!devicetree)(\S+)\.rst,:doc:`/$1`,g;
+ my $new_desc = "";
+ my $init_indent = -1;
+ my $literal_indent = -1;
+
+ open(my $fh, "+<", \$desc);
+ while (my $d = <$fh>) {
+ my $indent = $d =~ m/^(\s+)/;
+ my $spaces = length($indent);
+ $init_indent = $indent if ($init_indent < 0);
+ if ($literal_indent >= 0) {
+ if ($spaces > $literal_indent) {
+ $new_desc .= $d;
+ next;
+ } else {
+ $literal_indent = -1;
+ }
+ } else {
+ if ($d =~ /()::$/ && !($d =~ /^\s*\.\./)) {
+ $literal_indent = $spaces;
+ }
+ }
- my @matches = $desc =~ m,Documentation/ABI/([\w\/\-]+),;
- foreach my $f (@matches) {
- my $xref = $f;
- my $path = $f;
- $path =~ s,.*/(.*/.*),$1,;;
- $path =~ s,[/\-],_,g;;
- $xref .= " <abi_file_" . $path . ">";
- $desc =~ s,\bDocumentation/ABI/$f\b,:ref:`$xref`,g;
- }
+ $d =~ s,Documentation/(?!devicetree)(\S+)\.rst,:doc:`/$1`,g;
- @matches = $desc =~ m,$bondary(/sys/[^\s\.\,\;\:\*\s\`\'\(\)]+)$bondary,;
+ my @matches = $d =~ m,Documentation/ABI/([\w\/\-]+),g;
+ foreach my $f (@matches) {
+ my $xref = $f;
+ my $path = $f;
+ $path =~ s,.*/(.*/.*),$1,;;
+ $path =~ s,[/\-],_,g;;
+ $xref .= " <abi_file_" . $path . ">";
+ $d =~ s,\bDocumentation/ABI/$f\b,:ref:`$xref`,g;
+ }
+
+ # Seek for cross reference symbols like /sys/...
+ @matches = $d =~ m/$xref_match/g;
- foreach my $s (@matches) {
- if (defined($data{$s}) && defined($data{$s}->{label})) {
- my $xref = $s;
+ foreach my $s (@matches) {
+ next if (!($s =~ m,/,));
+ if (defined($data{$s}) && defined($data{$s}->{label})) {
+ my $xref = $s;
- $xref =~ s/([\x00-\x1f\x21-\x2f\x3a-\x40\x7b-\xff])/\\$1/g;
- $xref = ":ref:`$xref <" . $data{$s}->{label} . ">`";
+ $xref =~ s/$symbols/\\$1/g;
+ $xref = ":ref:`$xref <" . $data{$s}->{label} . ">`";
- $desc =~ s,$bondary$s$bondary,$xref,g;
+ $d =~ s,$start$s$bondary,$1$xref$2,g;
+ }
}
+ $new_desc .= $d;
}
+ close $fh;
+
- print "$desc\n\n";
+ print "$new_desc\n\n";
} else {
$desc =~ s/^\s+//;
diff --git a/scripts/kconfig/.gitignore b/scripts/kconfig/.gitignore
index c3d537cd0275..500e7424b3ef 100644
--- a/scripts/kconfig/.gitignore
+++ b/scripts/kconfig/.gitignore
@@ -1,12 +1,5 @@
# SPDX-License-Identifier: GPL-2.0-only
+/conf
+/[gmnq]conf
+/[gmnq]conf-cfg
/qconf-moc.cc
-*conf-cfg
-
-#
-# configuration programs
-#
-conf
-mconf
-nconf
-qconf
-gconf
diff --git a/scripts/kconfig/Makefile b/scripts/kconfig/Makefile
index 8c19b82c6035..5a215880b268 100644
--- a/scripts/kconfig/Makefile
+++ b/scripts/kconfig/Makefile
@@ -9,10 +9,24 @@ else
Kconfig := Kconfig
endif
+ifndef KBUILD_DEFCONFIG
+KBUILD_DEFCONFIG := defconfig
+endif
+
ifeq ($(quiet),silent_)
silent := -s
endif
+export KCONFIG_DEFCONFIG_LIST :=
+ifndef cross_compiling
+kernel-release := $(shell uname -r)
+KCONFIG_DEFCONFIG_LIST += \
+ /lib/modules/$(kernel-release)/.config \
+ /etc/kernel-config \
+ /boot/config-$(kernel-release)
+endif
+KCONFIG_DEFCONFIG_LIST += arch/$(SRCARCH)/configs/$(KBUILD_DEFCONFIG)
+
# We need this, in case the user has it in its environment
unexport CONFIG_
@@ -88,7 +102,8 @@ configfiles=$(wildcard $(srctree)/kernel/configs/$@ $(srctree)/arch/$(SRCARCH)/c
PHONY += tinyconfig
tinyconfig:
- $(Q)$(MAKE) -f $(srctree)/Makefile allnoconfig tiny.config
+ $(Q)KCONFIG_ALLCONFIG=kernel/configs/tiny-base.config $(MAKE) -f $(srctree)/Makefile allnoconfig
+ $(Q)$(MAKE) -f $(srctree)/Makefile tiny.config
# CHECK: -o cache_dir=<path> working?
PHONY += testconfig
@@ -128,8 +143,8 @@ help:
# ===========================================================================
# object files used by all kconfig flavours
-common-objs := confdata.o expr.o lexer.lex.o parser.tab.o preprocess.o \
- symbol.o util.o
+common-objs := confdata.o expr.o lexer.lex.o menu.o parser.tab.o \
+ preprocess.o symbol.o util.o
$(obj)/lexer.lex.o: $(obj)/parser.tab.h
HOSTCFLAGS_lexer.lex.o := -I $(srctree)/$(src)
diff --git a/scripts/kconfig/conf.c b/scripts/kconfig/conf.c
index 957d2a0832f7..bfa1ea8f5f98 100644
--- a/scripts/kconfig/conf.c
+++ b/scripts/kconfig/conf.c
@@ -37,7 +37,7 @@ enum input_mode {
mod2yesconfig,
};
static enum input_mode input_mode = oldaskconfig;
-
+static int input_mode_opt;
static int indent = 1;
static int tty_stdio;
static int sync_kconfig;
@@ -82,6 +82,241 @@ static void xfgets(char *str, int size, FILE *in)
printf("%s", str);
}
+static void set_randconfig_seed(void)
+{
+ unsigned int seed;
+ char *env;
+ bool seed_set = false;
+
+ env = getenv("KCONFIG_SEED");
+ if (env && *env) {
+ char *endp;
+
+ seed = strtol(env, &endp, 0);
+ if (*endp == '\0')
+ seed_set = true;
+ }
+
+ if (!seed_set) {
+ struct timeval now;
+
+ /*
+ * Use microseconds derived seed, compensate for systems where it may
+ * be zero.
+ */
+ gettimeofday(&now, NULL);
+ seed = (now.tv_sec + 1) * (now.tv_usec + 1);
+ }
+
+ printf("KCONFIG_SEED=0x%X\n", seed);
+ srand(seed);
+}
+
+static bool randomize_choice_values(struct symbol *csym)
+{
+ struct property *prop;
+ struct symbol *sym;
+ struct expr *e;
+ int cnt, def;
+
+ /*
+ * If choice is mod then we may have more items selected
+ * and if no then no-one.
+ * In both cases stop.
+ */
+ if (csym->curr.tri != yes)
+ return false;
+
+ prop = sym_get_choice_prop(csym);
+
+ /* count entries in choice block */
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym)
+ cnt++;
+
+ /*
+ * find a random value and set it to yes,
+ * set the rest to no so we have only one set
+ */
+ def = rand() % cnt;
+
+ cnt = 0;
+ expr_list_for_each_sym(prop->expr, e, sym) {
+ if (def == cnt++) {
+ sym->def[S_DEF_USER].tri = yes;
+ csym->def[S_DEF_USER].val = sym;
+ } else {
+ sym->def[S_DEF_USER].tri = no;
+ }
+ sym->flags |= SYMBOL_DEF_USER;
+ /* clear VALID to get value calculated */
+ sym->flags &= ~SYMBOL_VALID;
+ }
+ csym->flags |= SYMBOL_DEF_USER;
+ /* clear VALID to get value calculated */
+ csym->flags &= ~SYMBOL_VALID;
+
+ return true;
+}
+
+enum conf_def_mode {
+ def_default,
+ def_yes,
+ def_mod,
+ def_y2m,
+ def_m2y,
+ def_no,
+ def_random
+};
+
+static bool conf_set_all_new_symbols(enum conf_def_mode mode)
+{
+ struct symbol *sym, *csym;
+ int i, cnt;
+ /*
+ * can't go as the default in switch-case below, otherwise gcc whines
+ * about -Wmaybe-uninitialized
+ */
+ int pby = 50; /* probability of bool = y */
+ int pty = 33; /* probability of tristate = y */
+ int ptm = 33; /* probability of tristate = m */
+ bool has_changed = false;
+
+ if (mode == def_random) {
+ int n, p[3];
+ char *env = getenv("KCONFIG_PROBABILITY");
+
+ n = 0;
+ while (env && *env) {
+ char *endp;
+ int tmp = strtol(env, &endp, 10);
+
+ if (tmp >= 0 && tmp <= 100) {
+ p[n++] = tmp;
+ } else {
+ errno = ERANGE;
+ perror("KCONFIG_PROBABILITY");
+ exit(1);
+ }
+ env = (*endp == ':') ? endp + 1 : endp;
+ if (n >= 3)
+ break;
+ }
+ switch (n) {
+ case 1:
+ pby = p[0];
+ ptm = pby / 2;
+ pty = pby - ptm;
+ break;
+ case 2:
+ pty = p[0];
+ ptm = p[1];
+ pby = pty + ptm;
+ break;
+ case 3:
+ pby = p[0];
+ pty = p[1];
+ ptm = p[2];
+ break;
+ }
+
+ if (pty + ptm > 100) {
+ errno = ERANGE;
+ perror("KCONFIG_PROBABILITY");
+ exit(1);
+ }
+ }
+
+ for_all_symbols(i, sym) {
+ if (sym_has_value(sym) || sym->flags & SYMBOL_VALID)
+ continue;
+ switch (sym_get_type(sym)) {
+ case S_BOOLEAN:
+ case S_TRISTATE:
+ has_changed = true;
+ switch (mode) {
+ case def_yes:
+ sym->def[S_DEF_USER].tri = yes;
+ break;
+ case def_mod:
+ sym->def[S_DEF_USER].tri = mod;
+ break;
+ case def_no:
+ sym->def[S_DEF_USER].tri = no;
+ break;
+ case def_random:
+ sym->def[S_DEF_USER].tri = no;
+ cnt = rand() % 100;
+ if (sym->type == S_TRISTATE) {
+ if (cnt < pty)
+ sym->def[S_DEF_USER].tri = yes;
+ else if (cnt < pty + ptm)
+ sym->def[S_DEF_USER].tri = mod;
+ } else if (cnt < pby)
+ sym->def[S_DEF_USER].tri = yes;
+ break;
+ default:
+ continue;
+ }
+ if (!(sym_is_choice(sym) && mode == def_random))
+ sym->flags |= SYMBOL_DEF_USER;
+ break;
+ default:
+ break;
+ }
+
+ }
+
+ sym_clear_all_valid();
+
+ /*
+ * We have different type of choice blocks.
+ * If curr.tri equals to mod then we can select several
+ * choice symbols in one block.
+ * In this case we do nothing.
+ * If curr.tri equals yes then only one symbol can be
+ * selected in a choice block and we set it to yes,
+ * and the rest to no.
+ */
+ if (mode != def_random) {
+ for_all_symbols(i, csym) {
+ if ((sym_is_choice(csym) && !sym_has_value(csym)) ||
+ sym_is_choice_value(csym))
+ csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES;
+ }
+ }
+
+ for_all_symbols(i, csym) {
+ if (sym_has_value(csym) || !sym_is_choice(csym))
+ continue;
+
+ sym_calc_value(csym);
+ if (mode == def_random)
+ has_changed |= randomize_choice_values(csym);
+ else {
+ set_all_choice_values(csym);
+ has_changed = true;
+ }
+ }
+
+ return has_changed;
+}
+
+static void conf_rewrite_mod_or_yes(enum conf_def_mode mode)
+{
+ struct symbol *sym;
+ int i;
+ tristate old_val = (mode == def_y2m) ? yes : mod;
+ tristate new_val = (mode == def_y2m) ? mod : yes;
+
+ for_all_symbols(i, sym) {
+ if (sym_get_type(sym) == S_TRISTATE &&
+ sym->def[S_DEF_USER].tri == old_val)
+ sym->def[S_DEF_USER].tri = new_val;
+ }
+ sym_clear_all_valid();
+}
+
static int conf_askvalue(struct symbol *sym, const char *def)
{
if (!sym_has_value(sym))
@@ -444,29 +679,35 @@ static void check_conf(struct menu *menu)
}
static struct option long_opts[] = {
- {"oldaskconfig", no_argument, NULL, oldaskconfig},
- {"oldconfig", no_argument, NULL, oldconfig},
- {"syncconfig", no_argument, NULL, syncconfig},
- {"defconfig", required_argument, NULL, defconfig},
- {"savedefconfig", required_argument, NULL, savedefconfig},
- {"allnoconfig", no_argument, NULL, allnoconfig},
- {"allyesconfig", no_argument, NULL, allyesconfig},
- {"allmodconfig", no_argument, NULL, allmodconfig},
- {"alldefconfig", no_argument, NULL, alldefconfig},
- {"randconfig", no_argument, NULL, randconfig},
- {"listnewconfig", no_argument, NULL, listnewconfig},
- {"helpnewconfig", no_argument, NULL, helpnewconfig},
- {"olddefconfig", no_argument, NULL, olddefconfig},
- {"yes2modconfig", no_argument, NULL, yes2modconfig},
- {"mod2yesconfig", no_argument, NULL, mod2yesconfig},
+ {"help", no_argument, NULL, 'h'},
+ {"silent", no_argument, NULL, 's'},
+ {"oldaskconfig", no_argument, &input_mode_opt, oldaskconfig},
+ {"oldconfig", no_argument, &input_mode_opt, oldconfig},
+ {"syncconfig", no_argument, &input_mode_opt, syncconfig},
+ {"defconfig", required_argument, &input_mode_opt, defconfig},
+ {"savedefconfig", required_argument, &input_mode_opt, savedefconfig},
+ {"allnoconfig", no_argument, &input_mode_opt, allnoconfig},
+ {"allyesconfig", no_argument, &input_mode_opt, allyesconfig},
+ {"allmodconfig", no_argument, &input_mode_opt, allmodconfig},
+ {"alldefconfig", no_argument, &input_mode_opt, alldefconfig},
+ {"randconfig", no_argument, &input_mode_opt, randconfig},
+ {"listnewconfig", no_argument, &input_mode_opt, listnewconfig},
+ {"helpnewconfig", no_argument, &input_mode_opt, helpnewconfig},
+ {"olddefconfig", no_argument, &input_mode_opt, olddefconfig},
+ {"yes2modconfig", no_argument, &input_mode_opt, yes2modconfig},
+ {"mod2yesconfig", no_argument, &input_mode_opt, mod2yesconfig},
{NULL, 0, NULL, 0}
};
static void conf_usage(const char *progname)
{
-
- printf("Usage: %s [-s] [option] <kconfig-file>\n", progname);
- printf("[option] is _one_ of the following:\n");
+ printf("Usage: %s [options] <kconfig-file>\n", progname);
+ printf("\n");
+ printf("Generic options:\n");
+ printf(" -h, --help Print this message and exit.\n");
+ printf(" -s, --silent Do not print log.\n");
+ printf("\n");
+ printf("Mode options:\n");
printf(" --listnewconfig List new options\n");
printf(" --helpnewconfig List new options and help text\n");
printf(" --oldaskconfig Start a new configuration using a line-oriented program\n");
@@ -496,65 +737,38 @@ int main(int ac, char **av)
tty_stdio = isatty(0) && isatty(1);
while ((opt = getopt_long(ac, av, "hs", long_opts, NULL)) != -1) {
- if (opt == 's') {
- conf_set_message_callback(NULL);
- continue;
- }
- input_mode = (enum input_mode)opt;
switch (opt) {
- case syncconfig:
- /*
- * syncconfig is invoked during the build stage.
- * Suppress distracting "configuration written to ..."
- */
- conf_set_message_callback(NULL);
- sync_kconfig = 1;
- break;
- case defconfig:
- case savedefconfig:
- defconfig_file = optarg;
- break;
- case randconfig:
- {
- struct timeval now;
- unsigned int seed;
- char *seed_env;
-
- /*
- * Use microseconds derived seed,
- * compensate for systems where it may be zero
- */
- gettimeofday(&now, NULL);
- seed = (unsigned int)((now.tv_sec + 1) * (now.tv_usec + 1));
-
- seed_env = getenv("KCONFIG_SEED");
- if( seed_env && *seed_env ) {
- char *endp;
- int tmp = (int)strtol(seed_env, &endp, 0);
- if (*endp == '\0') {
- seed = tmp;
- }
- }
- fprintf( stderr, "KCONFIG_SEED=0x%X\n", seed );
- srand(seed);
- break;
- }
- case oldaskconfig:
- case oldconfig:
- case allnoconfig:
- case allyesconfig:
- case allmodconfig:
- case alldefconfig:
- case listnewconfig:
- case helpnewconfig:
- case olddefconfig:
- case yes2modconfig:
- case mod2yesconfig:
- break;
case 'h':
conf_usage(progname);
exit(1);
break;
+ case 's':
+ conf_set_message_callback(NULL);
+ break;
+ case 0:
+ input_mode = input_mode_opt;
+ switch (input_mode) {
+ case syncconfig:
+ /*
+ * syncconfig is invoked during the build stage.
+ * Suppress distracting
+ * "configuration written to ..."
+ */
+ conf_set_message_callback(NULL);
+ sync_kconfig = 1;
+ break;
+ case defconfig:
+ case savedefconfig:
+ defconfig_file = optarg;
+ break;
+ case randconfig:
+ set_randconfig_seed();
+ break;
+ default:
+ break;
+ }
+ default:
+ break;
}
}
if (ac == optind) {
@@ -562,8 +776,7 @@ int main(int ac, char **av)
conf_usage(progname);
exit(1);
}
- name = av[optind];
- conf_parse(name);
+ conf_parse(av[optind]);
//zconfdump(stdout);
switch (input_mode) {
diff --git a/scripts/kconfig/confdata.c b/scripts/kconfig/confdata.c
index 2568dbe16ed6..cf72680cd769 100644
--- a/scripts/kconfig/confdata.c
+++ b/scripts/kconfig/confdata.c
@@ -33,7 +33,7 @@ static bool is_dir(const char *path)
struct stat st;
if (stat(path, &st))
- return 0;
+ return false;
return S_ISDIR(st.st_mode);
}
@@ -130,19 +130,14 @@ static size_t depfile_prefix_len;
static int conf_touch_dep(const char *name)
{
int fd, ret;
- const char *s;
- char *d, c;
+ char *d;
- /* check overflow: prefix + name + ".h" + '\0' must fit in buffer. */
- if (depfile_prefix_len + strlen(name) + 3 > sizeof(depfile_path))
+ /* check overflow: prefix + name + '\0' must fit in buffer. */
+ if (depfile_prefix_len + strlen(name) + 1 > sizeof(depfile_path))
return -1;
d = depfile_path + depfile_prefix_len;
- s = name;
-
- while ((c = *s++))
- *d++ = (c == '_') ? '/' : tolower(c);
- strcpy(d, ".h");
+ strcpy(d, name);
/* Assume directory path already exists. */
fd = open(depfile_path, O_WRONLY | O_CREAT | O_TRUNC, 0644);
@@ -360,28 +355,46 @@ int conf_read_simple(const char *name, int def)
if (name) {
in = zconf_fopen(name);
} else {
- struct property *prop;
+ char *env;
name = conf_get_configname();
in = zconf_fopen(name);
if (in)
goto load;
- sym_add_change_count(1);
- if (!sym_defconfig_list)
+ conf_set_changed(true);
+
+ env = getenv("KCONFIG_DEFCONFIG_LIST");
+ if (!env)
return 1;
- for_all_defaults(sym_defconfig_list, prop) {
- if (expr_calc_value(prop->visible.expr) == no ||
- prop->expr->type != E_SYMBOL)
- continue;
- sym_calc_value(prop->expr->left.sym);
- name = sym_get_string_value(prop->expr->left.sym);
- in = zconf_fopen(name);
+ while (1) {
+ bool is_last;
+
+ while (isspace(*env))
+ env++;
+
+ if (!*env)
+ break;
+
+ p = env;
+ while (*p && !isspace(*p))
+ p++;
+
+ is_last = (*p == '\0');
+
+ *p = '\0';
+
+ in = zconf_fopen(env);
if (in) {
conf_message("using defaults found in %s",
- name);
+ env);
goto load;
}
+
+ if (is_last)
+ break;
+
+ env = p + 1;
}
}
if (!in)
@@ -426,7 +439,7 @@ load:
if (def == S_DEF_USER) {
sym = sym_find(line + 2 + strlen(CONFIG_));
if (!sym) {
- sym_add_change_count(1);
+ conf_set_changed(true);
continue;
}
} else {
@@ -465,11 +478,11 @@ load:
* Reading from include/config/auto.conf
* If CONFIG_FOO previously existed in
* auto.conf but it is missing now,
- * include/config/foo.h must be touched.
+ * include/config/FOO must be touched.
*/
conf_touch_dep(line + strlen(CONFIG_));
else
- sym_add_change_count(1);
+ conf_set_changed(true);
continue;
}
@@ -517,7 +530,7 @@ int conf_read(const char *name)
int conf_unsaved = 0;
int i;
- sym_set_change_count(0);
+ conf_set_changed(false);
if (conf_read_simple(name, S_DEF_USER)) {
sym_calc_value(modules_sym);
@@ -575,7 +588,8 @@ int conf_read(const char *name)
}
}
- sym_add_change_count(conf_warnings || conf_unsaved);
+ if (conf_warnings || conf_unsaved)
+ conf_set_changed(true);
return 0;
}
@@ -920,7 +934,7 @@ next:
if (is_same(name, tmpname)) {
conf_message("No change to %s", name);
unlink(tmpname);
- sym_set_change_count(0);
+ conf_set_changed(false);
return 0;
}
@@ -932,7 +946,7 @@ next:
conf_message("configuration written to %s", name);
- sym_set_change_count(0);
+ conf_set_changed(false);
return 0;
}
@@ -1100,26 +1114,20 @@ int conf_write_autoconf(int overwrite)
return 0;
}
-static int sym_change_count;
+static bool conf_changed;
static void (*conf_changed_callback)(void);
-void sym_set_change_count(int count)
+void conf_set_changed(bool val)
{
- int _sym_change_count = sym_change_count;
- sym_change_count = count;
- if (conf_changed_callback &&
- (bool)_sym_change_count != (bool)count)
+ if (conf_changed_callback && conf_changed != val)
conf_changed_callback();
-}
-void sym_add_change_count(int count)
-{
- sym_set_change_count(count + sym_change_count);
+ conf_changed = val;
}
bool conf_get_changed(void)
{
- return sym_change_count;
+ return conf_changed;
}
void conf_set_changed_callback(void (*fn)(void))
@@ -1127,54 +1135,6 @@ void conf_set_changed_callback(void (*fn)(void))
conf_changed_callback = fn;
}
-static bool randomize_choice_values(struct symbol *csym)
-{
- struct property *prop;
- struct symbol *sym;
- struct expr *e;
- int cnt, def;
-
- /*
- * If choice is mod then we may have more items selected
- * and if no then no-one.
- * In both cases stop.
- */
- if (csym->curr.tri != yes)
- return false;
-
- prop = sym_get_choice_prop(csym);
-
- /* count entries in choice block */
- cnt = 0;
- expr_list_for_each_sym(prop->expr, e, sym)
- cnt++;
-
- /*
- * find a random value and set it to yes,
- * set the rest to no so we have only one set
- */
- def = (rand() % cnt);
-
- cnt = 0;
- expr_list_for_each_sym(prop->expr, e, sym) {
- if (def == cnt++) {
- sym->def[S_DEF_USER].tri = yes;
- csym->def[S_DEF_USER].val = sym;
- }
- else {
- sym->def[S_DEF_USER].tri = no;
- }
- sym->flags |= SYMBOL_DEF_USER;
- /* clear VALID to get value calculated */
- sym->flags &= ~SYMBOL_VALID;
- }
- csym->flags |= SYMBOL_DEF_USER;
- /* clear VALID to get value calculated */
- csym->flags &= ~(SYMBOL_VALID);
-
- return true;
-}
-
void set_all_choice_values(struct symbol *csym)
{
struct property *prop;
@@ -1194,146 +1154,3 @@ void set_all_choice_values(struct symbol *csym)
/* clear VALID to get value calculated */
csym->flags &= ~(SYMBOL_VALID | SYMBOL_NEED_SET_CHOICE_VALUES);
}
-
-bool conf_set_all_new_symbols(enum conf_def_mode mode)
-{
- struct symbol *sym, *csym;
- int i, cnt, pby, pty, ptm; /* pby: probability of bool = y
- * pty: probability of tristate = y
- * ptm: probability of tristate = m
- */
-
- pby = 50; pty = ptm = 33; /* can't go as the default in switch-case
- * below, otherwise gcc whines about
- * -Wmaybe-uninitialized */
- if (mode == def_random) {
- int n, p[3];
- char *env = getenv("KCONFIG_PROBABILITY");
- n = 0;
- while( env && *env ) {
- char *endp;
- int tmp = strtol( env, &endp, 10 );
- if( tmp >= 0 && tmp <= 100 ) {
- p[n++] = tmp;
- } else {
- errno = ERANGE;
- perror( "KCONFIG_PROBABILITY" );
- exit( 1 );
- }
- env = (*endp == ':') ? endp+1 : endp;
- if( n >=3 ) {
- break;
- }
- }
- switch( n ) {
- case 1:
- pby = p[0]; ptm = pby/2; pty = pby-ptm;
- break;
- case 2:
- pty = p[0]; ptm = p[1]; pby = pty + ptm;
- break;
- case 3:
- pby = p[0]; pty = p[1]; ptm = p[2];
- break;
- }
-
- if( pty+ptm > 100 ) {
- errno = ERANGE;
- perror( "KCONFIG_PROBABILITY" );
- exit( 1 );
- }
- }
- bool has_changed = false;
-
- for_all_symbols(i, sym) {
- if (sym_has_value(sym) || (sym->flags & SYMBOL_VALID))
- continue;
- switch (sym_get_type(sym)) {
- case S_BOOLEAN:
- case S_TRISTATE:
- has_changed = true;
- switch (mode) {
- case def_yes:
- sym->def[S_DEF_USER].tri = yes;
- break;
- case def_mod:
- sym->def[S_DEF_USER].tri = mod;
- break;
- case def_no:
- if (sym->flags & SYMBOL_ALLNOCONFIG_Y)
- sym->def[S_DEF_USER].tri = yes;
- else
- sym->def[S_DEF_USER].tri = no;
- break;
- case def_random:
- sym->def[S_DEF_USER].tri = no;
- cnt = rand() % 100;
- if (sym->type == S_TRISTATE) {
- if (cnt < pty)
- sym->def[S_DEF_USER].tri = yes;
- else if (cnt < (pty+ptm))
- sym->def[S_DEF_USER].tri = mod;
- } else if (cnt < pby)
- sym->def[S_DEF_USER].tri = yes;
- break;
- default:
- continue;
- }
- if (!(sym_is_choice(sym) && mode == def_random))
- sym->flags |= SYMBOL_DEF_USER;
- break;
- default:
- break;
- }
-
- }
-
- sym_clear_all_valid();
-
- /*
- * We have different type of choice blocks.
- * If curr.tri equals to mod then we can select several
- * choice symbols in one block.
- * In this case we do nothing.
- * If curr.tri equals yes then only one symbol can be
- * selected in a choice block and we set it to yes,
- * and the rest to no.
- */
- if (mode != def_random) {
- for_all_symbols(i, csym) {
- if ((sym_is_choice(csym) && !sym_has_value(csym)) ||
- sym_is_choice_value(csym))
- csym->flags |= SYMBOL_NEED_SET_CHOICE_VALUES;
- }
- }
-
- for_all_symbols(i, csym) {
- if (sym_has_value(csym) || !sym_is_choice(csym))
- continue;
-
- sym_calc_value(csym);
- if (mode == def_random)
- has_changed |= randomize_choice_values(csym);
- else {
- set_all_choice_values(csym);
- has_changed = true;
- }
- }
-
- return has_changed;
-}
-
-void conf_rewrite_mod_or_yes(enum conf_def_mode mode)
-{
- struct symbol *sym;
- int i;
- tristate old_val = (mode == def_y2m) ? yes : mod;
- tristate new_val = (mode == def_y2m) ? mod : yes;
-
- for_all_symbols(i, sym) {
- if (sym_get_type(sym) == S_TRISTATE &&
- sym->def[S_DEF_USER].tri == old_val)
- sym->def[S_DEF_USER].tri = new_val;
- }
- sym_clear_all_valid();
-}
diff --git a/scripts/kconfig/expr.h b/scripts/kconfig/expr.h
index 5c3443692f34..9c9caca5bd5f 100644
--- a/scripts/kconfig/expr.h
+++ b/scripts/kconfig/expr.h
@@ -156,9 +156,6 @@ struct symbol {
/* choice values need to be set before calculating this symbol value */
#define SYMBOL_NEED_SET_CHOICE_VALUES 0x100000
-/* Set symbol to y if allnoconfig; used for symbols that hide others */
-#define SYMBOL_ALLNOCONFIG_Y 0x200000
-
#define SYMBOL_MAXLENGTH 256
#define SYMBOL_HASHSIZE 9973
@@ -281,15 +278,12 @@ struct jump_key {
int index;
};
-#define JUMP_NB 9
-
extern struct file *file_list;
extern struct file *current_file;
struct file *lookup_file(const char *name);
extern struct symbol symbol_yes, symbol_no, symbol_mod;
extern struct symbol *modules_sym;
-extern struct symbol *sym_defconfig_list;
extern int cdebug;
struct expr *expr_alloc_symbol(struct symbol *sym);
struct expr *expr_alloc_one(enum expr_type type, struct expr *ce);
diff --git a/scripts/kconfig/gconf.c b/scripts/kconfig/gconf.c
index 5527482c3077..17adabfd6e6b 100644
--- a/scripts/kconfig/gconf.c
+++ b/scripts/kconfig/gconf.c
@@ -3,10 +3,6 @@
* Copyright (C) 2002-2003 Romain Lievin <roms@tilp.info>
*/
-#ifdef HAVE_CONFIG_H
-# include <config.h>
-#endif
-
#include <stdlib.h>
#include "lkc.h"
#include "images.h"
@@ -1048,8 +1044,13 @@ static gchar **fill_row(struct menu *menu)
g_free(row[i]);
bzero(row, sizeof(row));
+ ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
+
row[COL_OPTION] =
- g_strdup_printf("%s %s", menu_get_prompt(menu),
+ g_strdup_printf("%s %s %s %s",
+ ptype == P_COMMENT ? "***" : "",
+ menu_get_prompt(menu),
+ ptype == P_COMMENT ? "***" : "",
sym && !sym_has_value(sym) ? "(NEW)" : "");
if (opt_mode == OPT_ALL && !menu_is_visible(menu))
@@ -1060,7 +1061,6 @@ static gchar **fill_row(struct menu *menu)
else
row[COL_COLOR] = g_strdup("Black");
- ptype = menu->prompt ? menu->prompt->type : P_UNKNOWN;
switch (ptype) {
case P_MENU:
row[COL_PIXBUF] = (gchar *) xpm_menu;
@@ -1452,9 +1452,6 @@ int main(int ac, char *av[])
gtk_init(&ac, &av);
glade_init();
- //add_pixmap_directory (PACKAGE_DATA_DIR "/" PACKAGE "/pixmaps");
- //add_pixmap_directory (PACKAGE_SOURCE_DIR "/pixmaps");
-
/* Determine GUI path */
env = getenv(SRCTREE);
if (env)
diff --git a/scripts/kconfig/internal.h b/scripts/kconfig/internal.h
new file mode 100644
index 000000000000..2f7298c21b64
--- /dev/null
+++ b/scripts/kconfig/internal.h
@@ -0,0 +1,9 @@
+/* SPDX-License-Identifier: GPL-2.0-only */
+#ifndef INTERNAL_H
+#define INTERNAL_H
+
+struct menu;
+
+extern struct menu *current_menu, *current_entry;
+
+#endif /* INTERNAL_H */
diff --git a/scripts/kconfig/lexer.l b/scripts/kconfig/lexer.l
index 9c22cb554673..312cbad2d34d 100644
--- a/scripts/kconfig/lexer.l
+++ b/scripts/kconfig/lexer.l
@@ -91,7 +91,6 @@ n [A-Za-z0-9_-]
[ \t]* /* whitespaces */
\\\n /* escaped new line */
\n return T_EOL;
-"allnoconfig_y" return T_ALLNOCONFIG_Y;
"bool" return T_BOOL;
"choice" return T_CHOICE;
"comment" return T_COMMENT;
@@ -99,7 +98,6 @@ n [A-Za-z0-9_-]
"def_bool" return T_DEF_BOOL;
"def_tristate" return T_DEF_TRISTATE;
"default" return T_DEFAULT;
-"defconfig_list" return T_DEFCONFIG_LIST;
"depends" return T_DEPENDS;
"endchoice" return T_ENDCHOICE;
"endif" return T_ENDIF;
@@ -114,7 +112,6 @@ n [A-Za-z0-9_-]
"menuconfig" return T_MENUCONFIG;
"modules" return T_MODULES;
"on" return T_ON;
-"option" return T_OPTION;
"optional" return T_OPTIONAL;
"prompt" return T_PROMPT;
"range" return T_RANGE;
diff --git a/scripts/kconfig/lkc.h b/scripts/kconfig/lkc.h
index bee2413bda63..fa8c010aa683 100644
--- a/scripts/kconfig/lkc.h
+++ b/scripts/kconfig/lkc.h
@@ -20,10 +20,6 @@ extern "C" {
#define SRCTREE "srctree"
-#ifndef PACKAGE
-#define PACKAGE "linux"
-#endif
-
#ifndef CONFIG_
#define CONFIG_ "CONFIG_"
#endif
@@ -34,16 +30,6 @@ static inline const char *CONFIG_prefix(void)
#undef CONFIG_
#define CONFIG_ CONFIG_prefix()
-enum conf_def_mode {
- def_default,
- def_yes,
- def_mod,
- def_y2m,
- def_m2y,
- def_no,
- def_random
-};
-
extern int yylineno;
void zconfdump(FILE *out);
void zconf_starthelp(void);
@@ -55,10 +41,6 @@ const char *zconf_curname(void);
/* confdata.c */
const char *conf_get_configname(void);
-void sym_set_change_count(int count);
-void sym_add_change_count(int count);
-bool conf_set_all_new_symbols(enum conf_def_mode mode);
-void conf_rewrite_mod_or_yes(enum conf_def_mode mode);
void set_all_choice_values(struct symbol *csym);
/* confdata.c and expr.c */
@@ -107,9 +89,6 @@ void menu_add_visibility(struct expr *dep);
struct property *menu_add_prompt(enum prop_type type, char *prompt, struct expr *dep);
void menu_add_expr(enum prop_type type, struct expr *expr, struct expr *dep);
void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep);
-void menu_add_option_modules(void);
-void menu_add_option_defconfig_list(void);
-void menu_add_option_allnoconfig_y(void);
void menu_finalize(struct menu *parent);
void menu_set_type(int type);
diff --git a/scripts/kconfig/lkc_proto.h b/scripts/kconfig/lkc_proto.h
index 9e81be33c40f..a11626bdc421 100644
--- a/scripts/kconfig/lkc_proto.h
+++ b/scripts/kconfig/lkc_proto.h
@@ -8,6 +8,7 @@ int conf_read_simple(const char *name, int);
int conf_write_defconfig(const char *name);
int conf_write(const char *name);
int conf_write_autoconf(int overwrite);
+void conf_set_changed(bool val);
bool conf_get_changed(void);
void conf_set_changed_callback(void (*fn)(void));
void conf_set_message_callback(void (*fn)(const char *s));
diff --git a/scripts/kconfig/lxdialog/util.c b/scripts/kconfig/lxdialog/util.c
index 1b490d4af0d3..3f78fb265136 100644
--- a/scripts/kconfig/lxdialog/util.c
+++ b/scripts/kconfig/lxdialog/util.c
@@ -363,7 +363,7 @@ void print_title(WINDOW *dialog, const char *title, int width)
/*
* Print a string of text in a window, automatically wrap around to the
* next line if the string is too long to fit on one line. Newline
- * characters '\n' are propperly processed. We start on a new line
+ * characters '\n' are properly processed. We start on a new line
* if there is no room for at least 4 nonblanks following a double-space.
*/
void print_autowrap(WINDOW * win, const char *prompt, int width, int y, int x)
@@ -541,7 +541,7 @@ int first_alpha(const char *string, const char *exempt)
* lxdialog suggest <ESC> <ESC> which is correctly translated to two
* times esc. But then we need to ignore the second esc to avoid stepping
* out one menu too much. Filter away all escaped key sequences since
- * keypad(FALSE) turn off ncurses support for escape sequences - and thats
+ * keypad(FALSE) turn off ncurses support for escape sequences - and that's
* needed to make notimeout() do as expected.
*/
int on_key_esc(WINDOW *win)
diff --git a/scripts/kconfig/mconf.c b/scripts/kconfig/mconf.c
index 4063dbc1b927..9d3cf510562f 100644
--- a/scripts/kconfig/mconf.c
+++ b/scripts/kconfig/mconf.c
@@ -22,6 +22,8 @@
#include "lkc.h"
#include "lxdialog/dialog.h"
+#define JUMP_NB 9
+
static const char mconf_readme[] =
"Overview\n"
"--------\n"
@@ -297,17 +299,12 @@ static char filename[PATH_MAX+1];
static void set_config_filename(const char *config_filename)
{
static char menu_backtitle[PATH_MAX+128];
- int size;
- size = snprintf(menu_backtitle, sizeof(menu_backtitle),
- "%s - %s", config_filename, rootmenu.prompt->text);
- if (size >= sizeof(menu_backtitle))
- menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
+ snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
+ config_filename, rootmenu.prompt->text);
set_dialog_backtitle(menu_backtitle);
- size = snprintf(filename, sizeof(filename), "%s", config_filename);
- if (size >= sizeof(filename))
- filename[sizeof(filename)-1] = '\0';
+ snprintf(filename, sizeof(filename), "%s", config_filename);
}
struct subtitle_part {
@@ -908,7 +905,7 @@ static void conf_load(void)
return;
if (!conf_read(dialog_input_result)) {
set_config_filename(dialog_input_result);
- sym_set_change_count(1);
+ conf_set_changed(true);
return;
}
show_textbox(NULL, "File does not exist!", 5, 38);
diff --git a/scripts/kconfig/menu.c b/scripts/kconfig/menu.c
index a5fbd6ccc006..606ba8a63c24 100644
--- a/scripts/kconfig/menu.c
+++ b/scripts/kconfig/menu.c
@@ -9,6 +9,7 @@
#include <string.h>
#include "lkc.h"
+#include "internal.h"
static const char nohelp_text[] = "There is no help available for this option.";
@@ -211,28 +212,6 @@ void menu_add_symbol(enum prop_type type, struct symbol *sym, struct expr *dep)
menu_add_prop(type, expr_alloc_symbol(sym), dep);
}
-void menu_add_option_modules(void)
-{
- if (modules_sym)
- zconf_error("symbol '%s' redefines option 'modules' already defined by symbol '%s'",
- current_entry->sym->name, modules_sym->name);
- modules_sym = current_entry->sym;
-}
-
-void menu_add_option_defconfig_list(void)
-{
- if (!sym_defconfig_list)
- sym_defconfig_list = current_entry->sym;
- else if (sym_defconfig_list != current_entry->sym)
- zconf_error("trying to redefine defconfig symbol");
- sym_defconfig_list->flags |= SYMBOL_NO_WRITE;
-}
-
-void menu_add_option_allnoconfig_y(void)
-{
- current_entry->sym->flags |= SYMBOL_ALLNOCONFIG_Y;
-}
-
static int menu_validate_number(struct symbol *sym, struct symbol *sym2)
{
return sym2->type == S_INT || sym2->type == S_HEX ||
diff --git a/scripts/kconfig/nconf.c b/scripts/kconfig/nconf.c
index e0f965529166..7b371bd7fb36 100644
--- a/scripts/kconfig/nconf.c
+++ b/scripts/kconfig/nconf.c
@@ -268,7 +268,7 @@ static int mwin_max_cols;
static MENU *curses_menu;
static ITEM *curses_menu_items[MAX_MENU_ITEMS];
static struct mitem k_menu_items[MAX_MENU_ITEMS];
-static int items_num;
+static unsigned int items_num;
static int global_exit;
/* the currently selected button */
static const char *current_instructions = menu_instructions;
@@ -370,18 +370,18 @@ static void print_function_line(void)
int lines = getmaxy(stdscr);
for (i = 0; i < function_keys_num; i++) {
- (void) wattrset(main_window, attributes[FUNCTION_HIGHLIGHT]);
+ wattrset(main_window, attr_function_highlight);
mvwprintw(main_window, lines-3, offset,
"%s",
function_keys[i].key_str);
- (void) wattrset(main_window, attributes[FUNCTION_TEXT]);
+ wattrset(main_window, attr_function_text);
offset += strlen(function_keys[i].key_str);
mvwprintw(main_window, lines-3,
offset, "%s",
function_keys[i].func);
offset += strlen(function_keys[i].func) + skip;
}
- (void) wattrset(main_window, attributes[NORMAL]);
+ wattrset(main_window, attr_normal);
}
/* help */
@@ -496,16 +496,20 @@ typedef enum {MATCH_TINKER_PATTERN_UP, MATCH_TINKER_PATTERN_DOWN,
/* return the index of the matched item, or -1 if no such item exists */
static int get_mext_match(const char *match_str, match_f flag)
{
- int match_start = item_index(current_item(curses_menu));
- int index;
+ int match_start, index;
+
+ /* Do not search if the menu is empty (i.e. items_num == 0) */
+ match_start = item_index(current_item(curses_menu));
+ if (match_start == ERR)
+ return -1;
if (flag == FIND_NEXT_MATCH_DOWN)
++match_start;
else if (flag == FIND_NEXT_MATCH_UP)
--match_start;
+ match_start = (match_start + items_num) % items_num;
index = match_start;
- index = (index + items_num) % items_num;
while (true) {
char *str = k_menu_items[index].str;
if (strcasestr(str, match_str) != NULL)
@@ -627,19 +631,12 @@ static int item_is_tag(char tag)
static char filename[PATH_MAX+1];
static char menu_backtitle[PATH_MAX+128];
-static const char *set_config_filename(const char *config_filename)
+static void set_config_filename(const char *config_filename)
{
- int size;
+ snprintf(menu_backtitle, sizeof(menu_backtitle), "%s - %s",
+ config_filename, rootmenu.prompt->text);
- size = snprintf(menu_backtitle, sizeof(menu_backtitle),
- "%s - %s", config_filename, rootmenu.prompt->text);
- if (size >= sizeof(menu_backtitle))
- menu_backtitle[sizeof(menu_backtitle)-1] = '\0';
-
- size = snprintf(filename, sizeof(filename), "%s", config_filename);
- if (size >= sizeof(filename))
- filename[sizeof(filename)-1] = '\0';
- return menu_backtitle;
+ snprintf(filename, sizeof(filename), "%s", config_filename);
}
/* return = 0 means we are successful.
@@ -956,16 +953,15 @@ static void show_menu(const char *prompt, const char *instructions,
current_instructions = instructions;
clear();
- (void) wattrset(main_window, attributes[NORMAL]);
- print_in_middle(stdscr, 1, 0, getmaxx(stdscr),
+ print_in_middle(stdscr, 1, getmaxx(stdscr),
menu_backtitle,
- attributes[MAIN_HEADING]);
+ attr_main_heading);
- (void) wattrset(main_window, attributes[MAIN_MENU_BOX]);
+ wattrset(main_window, attr_main_menu_box);
box(main_window, 0, 0);
- (void) wattrset(main_window, attributes[MAIN_MENU_HEADING]);
+ wattrset(main_window, attr_main_menu_heading);
mvwprintw(main_window, 0, 3, " %s ", prompt);
- (void) wattrset(main_window, attributes[NORMAL]);
+ wattrset(main_window, attr_normal);
set_menu_items(curses_menu, curses_menu_items);
@@ -1068,7 +1064,6 @@ static int do_match(int key, struct match_state *state, int *ans)
static void conf(struct menu *menu)
{
struct menu *submenu = NULL;
- const char *prompt = menu_get_prompt(menu);
struct symbol *sym;
int res;
int current_index = 0;
@@ -1086,9 +1081,8 @@ static void conf(struct menu *menu)
if (!child_count)
break;
- show_menu(prompt ? prompt : "Main Menu",
- menu_instructions,
- current_index, &last_top_row);
+ show_menu(menu_get_prompt(menu), menu_instructions,
+ current_index, &last_top_row);
keypad((menu_win(curses_menu)), TRUE);
while (!global_exit) {
if (match_state.in_search) {
@@ -1404,7 +1398,7 @@ static void conf_load(void)
return;
if (!conf_read(dialog_input_result)) {
set_config_filename(dialog_input_result);
- sym_set_change_count(1);
+ conf_set_changed(true);
return;
}
btn_dialog(main_window, "File does not exist!", 0);
@@ -1523,9 +1517,9 @@ int main(int ac, char **av)
menu_opts_on(curses_menu, O_NONCYCLIC);
menu_opts_on(curses_menu, O_IGNORECASE);
set_menu_mark(curses_menu, " ");
- set_menu_fore(curses_menu, attributes[MAIN_MENU_FORE]);
- set_menu_back(curses_menu, attributes[MAIN_MENU_BACK]);
- set_menu_grey(curses_menu, attributes[MAIN_MENU_GREY]);
+ set_menu_fore(curses_menu, attr_main_menu_fore);
+ set_menu_back(curses_menu, attr_main_menu_back);
+ set_menu_grey(curses_menu, attr_main_menu_grey);
set_config_filename(conf_get_configname());
setup_windows();
diff --git a/scripts/kconfig/nconf.gui.c b/scripts/kconfig/nconf.gui.c
index 77f525a8617c..9aedf40f1dc0 100644
--- a/scripts/kconfig/nconf.gui.c
+++ b/scripts/kconfig/nconf.gui.c
@@ -7,169 +7,120 @@
#include "nconf.h"
#include "lkc.h"
-/* a list of all the different widgets we use */
-attributes_t attributes[ATTR_MAX+1] = {0};
-
-/* available colors:
- COLOR_BLACK 0
- COLOR_RED 1
- COLOR_GREEN 2
- COLOR_YELLOW 3
- COLOR_BLUE 4
- COLOR_MAGENTA 5
- COLOR_CYAN 6
- COLOR_WHITE 7
- */
-static void set_normal_colors(void)
-{
- init_pair(NORMAL, -1, -1);
- init_pair(MAIN_HEADING, COLOR_MAGENTA, -1);
-
- /* FORE is for the selected item */
- init_pair(MAIN_MENU_FORE, -1, -1);
- /* BACK for all the rest */
- init_pair(MAIN_MENU_BACK, -1, -1);
- init_pair(MAIN_MENU_GREY, -1, -1);
- init_pair(MAIN_MENU_HEADING, COLOR_GREEN, -1);
- init_pair(MAIN_MENU_BOX, COLOR_YELLOW, -1);
-
- init_pair(SCROLLWIN_TEXT, -1, -1);
- init_pair(SCROLLWIN_HEADING, COLOR_GREEN, -1);
- init_pair(SCROLLWIN_BOX, COLOR_YELLOW, -1);
-
- init_pair(DIALOG_TEXT, -1, -1);
- init_pair(DIALOG_BOX, COLOR_YELLOW, -1);
- init_pair(DIALOG_MENU_BACK, COLOR_YELLOW, -1);
- init_pair(DIALOG_MENU_FORE, COLOR_RED, -1);
-
- init_pair(INPUT_BOX, COLOR_YELLOW, -1);
- init_pair(INPUT_HEADING, COLOR_GREEN, -1);
- init_pair(INPUT_TEXT, -1, -1);
- init_pair(INPUT_FIELD, -1, -1);
-
- init_pair(FUNCTION_HIGHLIGHT, -1, -1);
- init_pair(FUNCTION_TEXT, COLOR_YELLOW, -1);
-}
-
-/* available attributes:
- A_NORMAL Normal display (no highlight)
- A_STANDOUT Best highlighting mode of the terminal.
- A_UNDERLINE Underlining
- A_REVERSE Reverse video
- A_BLINK Blinking
- A_DIM Half bright
- A_BOLD Extra bright or bold
- A_PROTECT Protected mode
- A_INVIS Invisible or blank mode
- A_ALTCHARSET Alternate character set
- A_CHARTEXT Bit-mask to extract a character
- COLOR_PAIR(n) Color-pair number n
- */
-static void normal_color_theme(void)
-{
- /* automatically add color... */
-#define mkattr(name, attr) do { \
-attributes[name] = attr | COLOR_PAIR(name); } while (0)
- mkattr(NORMAL, NORMAL);
- mkattr(MAIN_HEADING, A_BOLD | A_UNDERLINE);
-
- mkattr(MAIN_MENU_FORE, A_REVERSE);
- mkattr(MAIN_MENU_BACK, A_NORMAL);
- mkattr(MAIN_MENU_GREY, A_NORMAL);
- mkattr(MAIN_MENU_HEADING, A_BOLD);
- mkattr(MAIN_MENU_BOX, A_NORMAL);
-
- mkattr(SCROLLWIN_TEXT, A_NORMAL);
- mkattr(SCROLLWIN_HEADING, A_BOLD);
- mkattr(SCROLLWIN_BOX, A_BOLD);
-
- mkattr(DIALOG_TEXT, A_BOLD);
- mkattr(DIALOG_BOX, A_BOLD);
- mkattr(DIALOG_MENU_FORE, A_STANDOUT);
- mkattr(DIALOG_MENU_BACK, A_NORMAL);
-
- mkattr(INPUT_BOX, A_NORMAL);
- mkattr(INPUT_HEADING, A_BOLD);
- mkattr(INPUT_TEXT, A_NORMAL);
- mkattr(INPUT_FIELD, A_UNDERLINE);
-
- mkattr(FUNCTION_HIGHLIGHT, A_BOLD);
- mkattr(FUNCTION_TEXT, A_REVERSE);
-}
-
-static void no_colors_theme(void)
-{
- /* automatically add highlight, no color */
-#define mkattrn(name, attr) { attributes[name] = attr; }
-
- mkattrn(NORMAL, NORMAL);
- mkattrn(MAIN_HEADING, A_BOLD | A_UNDERLINE);
-
- mkattrn(MAIN_MENU_FORE, A_STANDOUT);
- mkattrn(MAIN_MENU_BACK, A_NORMAL);
- mkattrn(MAIN_MENU_GREY, A_NORMAL);
- mkattrn(MAIN_MENU_HEADING, A_BOLD);
- mkattrn(MAIN_MENU_BOX, A_NORMAL);
-
- mkattrn(SCROLLWIN_TEXT, A_NORMAL);
- mkattrn(SCROLLWIN_HEADING, A_BOLD);
- mkattrn(SCROLLWIN_BOX, A_BOLD);
-
- mkattrn(DIALOG_TEXT, A_NORMAL);
- mkattrn(DIALOG_BOX, A_BOLD);
- mkattrn(DIALOG_MENU_FORE, A_STANDOUT);
- mkattrn(DIALOG_MENU_BACK, A_NORMAL);
-
- mkattrn(INPUT_BOX, A_BOLD);
- mkattrn(INPUT_HEADING, A_BOLD);
- mkattrn(INPUT_TEXT, A_NORMAL);
- mkattrn(INPUT_FIELD, A_UNDERLINE);
-
- mkattrn(FUNCTION_HIGHLIGHT, A_BOLD);
- mkattrn(FUNCTION_TEXT, A_REVERSE);
-}
+int attr_normal;
+int attr_main_heading;
+int attr_main_menu_box;
+int attr_main_menu_fore;
+int attr_main_menu_back;
+int attr_main_menu_grey;
+int attr_main_menu_heading;
+int attr_scrollwin_text;
+int attr_scrollwin_heading;
+int attr_scrollwin_box;
+int attr_dialog_text;
+int attr_dialog_menu_fore;
+int attr_dialog_menu_back;
+int attr_dialog_box;
+int attr_input_box;
+int attr_input_heading;
+int attr_input_text;
+int attr_input_field;
+int attr_function_text;
+int attr_function_highlight;
+
+#define COLOR_ATTR(_at, _fg, _bg, _hl) \
+ { .attr = &(_at), .has_color = true, .color_fg = _fg, .color_bg = _bg, .highlight = _hl }
+#define NO_COLOR_ATTR(_at, _hl) \
+ { .attr = &(_at), .has_color = false, .highlight = _hl }
+#define COLOR_DEFAULT -1
+
+struct nconf_attr_param {
+ int *attr;
+ bool has_color;
+ int color_fg;
+ int color_bg;
+ int highlight;
+};
+
+static const struct nconf_attr_param color_theme_params[] = {
+ COLOR_ATTR(attr_normal, COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_main_heading, COLOR_MAGENTA, COLOR_DEFAULT, A_BOLD | A_UNDERLINE),
+ COLOR_ATTR(attr_main_menu_box, COLOR_YELLOW, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_main_menu_fore, COLOR_DEFAULT, COLOR_DEFAULT, A_REVERSE),
+ COLOR_ATTR(attr_main_menu_back, COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_main_menu_grey, COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_main_menu_heading, COLOR_GREEN, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_scrollwin_text, COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_scrollwin_heading, COLOR_GREEN, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_scrollwin_box, COLOR_YELLOW, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_dialog_text, COLOR_DEFAULT, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_dialog_menu_fore, COLOR_RED, COLOR_DEFAULT, A_STANDOUT),
+ COLOR_ATTR(attr_dialog_menu_back, COLOR_YELLOW, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_dialog_box, COLOR_YELLOW, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_input_box, COLOR_YELLOW, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_input_heading, COLOR_GREEN, COLOR_DEFAULT, A_BOLD),
+ COLOR_ATTR(attr_input_text, COLOR_DEFAULT, COLOR_DEFAULT, A_NORMAL),
+ COLOR_ATTR(attr_input_field, COLOR_DEFAULT, COLOR_DEFAULT, A_UNDERLINE),
+ COLOR_ATTR(attr_function_text, COLOR_YELLOW, COLOR_DEFAULT, A_REVERSE),
+ COLOR_ATTR(attr_function_highlight, COLOR_DEFAULT, COLOR_DEFAULT, A_BOLD),
+ { /* sentinel */ }
+};
+
+static const struct nconf_attr_param no_color_theme_params[] = {
+ NO_COLOR_ATTR(attr_normal, A_NORMAL),
+ NO_COLOR_ATTR(attr_main_heading, A_BOLD | A_UNDERLINE),
+ NO_COLOR_ATTR(attr_main_menu_box, A_NORMAL),
+ NO_COLOR_ATTR(attr_main_menu_fore, A_STANDOUT),
+ NO_COLOR_ATTR(attr_main_menu_back, A_NORMAL),
+ NO_COLOR_ATTR(attr_main_menu_grey, A_NORMAL),
+ NO_COLOR_ATTR(attr_main_menu_heading, A_BOLD),
+ NO_COLOR_ATTR(attr_scrollwin_text, A_NORMAL),
+ NO_COLOR_ATTR(attr_scrollwin_heading, A_BOLD),
+ NO_COLOR_ATTR(attr_scrollwin_box, A_BOLD),
+ NO_COLOR_ATTR(attr_dialog_text, A_NORMAL),
+ NO_COLOR_ATTR(attr_dialog_menu_fore, A_STANDOUT),
+ NO_COLOR_ATTR(attr_dialog_menu_back, A_NORMAL),
+ NO_COLOR_ATTR(attr_dialog_box, A_BOLD),
+ NO_COLOR_ATTR(attr_input_box, A_BOLD),
+ NO_COLOR_ATTR(attr_input_heading, A_BOLD),
+ NO_COLOR_ATTR(attr_input_text, A_NORMAL),
+ NO_COLOR_ATTR(attr_input_field, A_UNDERLINE),
+ NO_COLOR_ATTR(attr_function_text, A_REVERSE),
+ NO_COLOR_ATTR(attr_function_highlight, A_BOLD),
+ { /* sentinel */ }
+};
void set_colors(void)
{
- start_color();
- use_default_colors();
- set_normal_colors();
+ const struct nconf_attr_param *p;
+ int pair = 0;
+
if (has_colors()) {
- normal_color_theme();
+ start_color();
+ use_default_colors();
+ p = color_theme_params;
} else {
- /* give defaults */
- no_colors_theme();
+ p = no_color_theme_params;
}
-}
+ for (; p->attr; p++) {
+ int attr = p->highlight;
+
+ if (p->has_color) {
+ pair++;
+ init_pair(pair, p->color_fg, p->color_bg);
+ attr |= COLOR_PAIR(pair);
+ }
+
+ *p->attr = attr;
+ }
+}
/* this changes the windows attributes !!! */
-void print_in_middle(WINDOW *win,
- int starty,
- int startx,
- int width,
- const char *string,
- chtype color)
-{ int length, x, y;
- float temp;
-
-
- if (win == NULL)
- win = stdscr;
- getyx(win, y, x);
- if (startx != 0)
- x = startx;
- if (starty != 0)
- y = starty;
- if (width == 0)
- width = 80;
-
- length = strlen(string);
- temp = (width - length) / 2;
- x = startx + (int)temp;
- (void) wattrset(win, color);
- mvwprintw(win, y, x, "%s", string);
- refresh();
+void print_in_middle(WINDOW *win, int y, int width, const char *str, int attrs)
+{
+ wattrset(win, attrs);
+ mvwprintw(win, y, (width - strlen(str)) / 2, "%s", str);
}
int get_line_no(const char *text)
@@ -294,14 +245,14 @@ int btn_dialog(WINDOW *main_window, const char *msg, int btn_num, ...)
msg_win = derwin(win, win_rows-2, msg_width, 1,
1+(total_width+2-msg_width)/2);
- set_menu_fore(menu, attributes[DIALOG_MENU_FORE]);
- set_menu_back(menu, attributes[DIALOG_MENU_BACK]);
+ set_menu_fore(menu, attr_dialog_menu_fore);
+ set_menu_back(menu, attr_dialog_menu_back);
- (void) wattrset(win, attributes[DIALOG_BOX]);
+ wattrset(win, attr_dialog_box);
box(win, 0, 0);
/* print message */
- (void) wattrset(msg_win, attributes[DIALOG_TEXT]);
+ wattrset(msg_win, attr_dialog_text);
fill_window(msg_win, msg);
set_menu_win(menu, win);
@@ -405,16 +356,16 @@ int dialog_inputbox(WINDOW *main_window,
form_win = derwin(win, 1, prompt_width, prompt_lines+3, 2);
keypad(form_win, TRUE);
- (void) wattrset(form_win, attributes[INPUT_FIELD]);
+ wattrset(form_win, attr_input_field);
- (void) wattrset(win, attributes[INPUT_BOX]);
+ wattrset(win, attr_input_box);
box(win, 0, 0);
- (void) wattrset(win, attributes[INPUT_HEADING]);
+ wattrset(win, attr_input_heading);
if (title)
mvwprintw(win, 0, 3, "%s", title);
/* print message */
- (void) wattrset(prompt_win, attributes[INPUT_TEXT]);
+ wattrset(prompt_win, attr_input_text);
fill_window(prompt_win, prompt);
mvwprintw(form_win, 0, 0, "%*s", prompt_width, " ");
@@ -576,7 +527,7 @@ void show_scroll_win(WINDOW *main_window,
/* create the pad */
pad = newpad(total_lines+10, total_cols+10);
- (void) wattrset(pad, attributes[SCROLLWIN_TEXT]);
+ wattrset(pad, attr_scrollwin_text);
fill_window(pad, text);
win_lines = min(total_lines+4, lines-2);
@@ -591,9 +542,9 @@ void show_scroll_win(WINDOW *main_window,
win = newwin(win_lines, win_cols, y, x);
keypad(win, TRUE);
/* show the help in the help window, and show the help panel */
- (void) wattrset(win, attributes[SCROLLWIN_BOX]);
+ wattrset(win, attr_scrollwin_box);
box(win, 0, 0);
- (void) wattrset(win, attributes[SCROLLWIN_HEADING]);
+ wattrset(win, attr_scrollwin_heading);
mvwprintw(win, 0, 3, " %s ", title);
panel = new_panel(win);
@@ -604,10 +555,9 @@ void show_scroll_win(WINDOW *main_window,
text_cols, 0);
print_in_middle(win,
text_lines+2,
- 0,
text_cols,
"<OK>",
- attributes[DIALOG_MENU_FORE]);
+ attr_dialog_menu_fore);
wrefresh(win);
res = wgetch(win);
diff --git a/scripts/kconfig/nconf.h b/scripts/kconfig/nconf.h
index fa5245eb93a7..6f925bc74eb3 100644
--- a/scripts/kconfig/nconf.h
+++ b/scripts/kconfig/nconf.h
@@ -32,30 +32,26 @@
typeof(b) _b = b;\
_a < _b ? _a : _b; })
-typedef enum {
- NORMAL = 1,
- MAIN_HEADING,
- MAIN_MENU_BOX,
- MAIN_MENU_FORE,
- MAIN_MENU_BACK,
- MAIN_MENU_GREY,
- MAIN_MENU_HEADING,
- SCROLLWIN_TEXT,
- SCROLLWIN_HEADING,
- SCROLLWIN_BOX,
- DIALOG_TEXT,
- DIALOG_MENU_FORE,
- DIALOG_MENU_BACK,
- DIALOG_BOX,
- INPUT_BOX,
- INPUT_HEADING,
- INPUT_TEXT,
- INPUT_FIELD,
- FUNCTION_TEXT,
- FUNCTION_HIGHLIGHT,
- ATTR_MAX
-} attributes_t;
-extern attributes_t attributes[];
+extern int attr_normal;
+extern int attr_main_heading;
+extern int attr_main_menu_box;
+extern int attr_main_menu_fore;
+extern int attr_main_menu_back;
+extern int attr_main_menu_grey;
+extern int attr_main_menu_heading;
+extern int attr_scrollwin_text;
+extern int attr_scrollwin_heading;
+extern int attr_scrollwin_box;
+extern int attr_dialog_text;
+extern int attr_dialog_menu_fore;
+extern int attr_dialog_menu_back;
+extern int attr_dialog_box;
+extern int attr_input_box;
+extern int attr_input_heading;
+extern int attr_input_text;
+extern int attr_input_field;
+extern int attr_function_text;
+extern int attr_function_highlight;
typedef enum {
F_HELP = 1,
@@ -72,12 +68,7 @@ typedef enum {
void set_colors(void);
/* this changes the windows attributes !!! */
-void print_in_middle(WINDOW *win,
- int starty,
- int startx,
- int width,
- const char *string,
- chtype color);
+void print_in_middle(WINDOW *win, int y, int width, const char *str, int attrs);
int get_line_length(const char *line);
int get_line_no(const char *text);
const char *get_line(const char *text, int line_no);
diff --git a/scripts/kconfig/parser.y b/scripts/kconfig/parser.y
index 190f1117f35a..2af7ce4e1531 100644
--- a/scripts/kconfig/parser.y
+++ b/scripts/kconfig/parser.y
@@ -12,6 +12,7 @@
#include <stdbool.h>
#include "lkc.h"
+#include "internal.h"
#define printd(mask, fmt...) if (cdebug & (mask)) printf(fmt)
@@ -28,7 +29,7 @@ static bool zconf_endtoken(const char *tokenname,
struct symbol *symbol_hash[SYMBOL_HASHSIZE];
-static struct menu *current_menu, *current_entry;
+struct menu *current_menu, *current_entry;
%}
@@ -45,7 +46,6 @@ static struct menu *current_menu, *current_entry;
%token <string> T_HELPTEXT
%token <string> T_WORD
%token <string> T_WORD_QUOTE
-%token T_ALLNOCONFIG_Y
%token T_BOOL
%token T_CHOICE
%token T_CLOSE_PAREN
@@ -53,7 +53,6 @@ static struct menu *current_menu, *current_entry;
%token T_COMMENT
%token T_CONFIG
%token T_DEFAULT
-%token T_DEFCONFIG_LIST
%token T_DEF_BOOL
%token T_DEF_TRISTATE
%token T_DEPENDS
@@ -71,7 +70,6 @@ static struct menu *current_menu, *current_entry;
%token T_MODULES
%token T_ON
%token T_OPEN_PAREN
-%token T_OPTION
%token T_OPTIONAL
%token T_PLUS_EQUAL
%token T_PROMPT
@@ -218,19 +216,12 @@ config_option: T_RANGE symbol symbol if_expr T_EOL
printd(DEBUG_PARSE, "%s:%d:range\n", zconf_curname(), zconf_lineno());
};
-config_option: T_OPTION T_MODULES T_EOL
+config_option: T_MODULES T_EOL
{
- menu_add_option_modules();
-};
-
-config_option: T_OPTION T_DEFCONFIG_LIST T_EOL
-{
- menu_add_option_defconfig_list();
-};
-
-config_option: T_OPTION T_ALLNOCONFIG_Y T_EOL
-{
- menu_add_option_allnoconfig_y();
+ if (modules_sym)
+ zconf_error("symbol '%s' redefines option 'modules' already defined by symbol '%s'",
+ current_entry->sym->name, modules_sym->name);
+ modules_sym = current_entry->sym;
};
/* choice entry */
@@ -517,7 +508,7 @@ void conf_parse(const char *name)
}
if (yynerrs)
exit(1);
- sym_set_change_count(1);
+ conf_set_changed(true);
}
static bool zconf_endtoken(const char *tokenname,
@@ -723,5 +714,3 @@ void zconfdump(FILE *out)
}
}
}
-
-#include "menu.c"
diff --git a/scripts/kconfig/qconf.cc b/scripts/kconfig/qconf.cc
index d000869b787c..78087b2d9ac6 100644
--- a/scripts/kconfig/qconf.cc
+++ b/scripts/kconfig/qconf.cc
@@ -122,6 +122,7 @@ void ConfigItem::updateMenu(void)
goto set_prompt;
case P_COMMENT:
setIcon(promptColIdx, QIcon());
+ prompt = "*** " + prompt + " ***";
goto set_prompt;
default:
;
diff --git a/scripts/kconfig/streamline_config.pl b/scripts/kconfig/streamline_config.pl
index 1c78ba49ca99..911c72a2dbc4 100755
--- a/scripts/kconfig/streamline_config.pl
+++ b/scripts/kconfig/streamline_config.pl
@@ -21,7 +21,7 @@
# 1. Boot up the kernel that you want to stream line the config on.
# 2. Change directory to the directory holding the source of the
# kernel that you just booted.
-# 3. Copy the configuraton file to this directory as .config
+# 3. Copy the configuration file to this directory as .config
# 4. Have all your devices that you need modules for connected and
# operational (make sure that their corresponding modules are loaded)
# 5. Run this script redirecting the output to some other file
@@ -481,7 +481,7 @@ sub parse_config_depends
# The idea is we look at all the configs that select it. If one
# is already in our list of configs to enable, then there's nothing
# else to do. If there isn't, we pick the first config that was
-# enabled in the orignal config and use that.
+# enabled in the original config and use that.
sub parse_config_selects
{
my ($config, $p) = @_;
diff --git a/scripts/kconfig/symbol.c b/scripts/kconfig/symbol.c
index fe38e6fd2c2a..5844d636d38f 100644
--- a/scripts/kconfig/symbol.c
+++ b/scripts/kconfig/symbol.c
@@ -35,7 +35,6 @@ static struct symbol symbol_empty = {
.flags = SYMBOL_VALID,
};
-struct symbol *sym_defconfig_list;
struct symbol *modules_sym;
static tristate modules_val;
@@ -473,7 +472,7 @@ void sym_clear_all_valid(void)
for_all_symbols(i, sym)
sym->flags &= ~SYMBOL_VALID;
- sym_add_change_count(1);
+ conf_set_changed(true);
sym_calc_value(modules_sym);
}
diff --git a/scripts/kconfig/tests/choice/Kconfig b/scripts/kconfig/tests/choice/Kconfig
index a412205b1b0c..0930eb65e932 100644
--- a/scripts/kconfig/tests/choice/Kconfig
+++ b/scripts/kconfig/tests/choice/Kconfig
@@ -2,7 +2,7 @@
config MODULES
bool "Enable loadable module support"
- option modules
+ modules
default y
choice
diff --git a/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig b/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig
index 7106c26bb3a8..bd970cec07d6 100644
--- a/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig
+++ b/scripts/kconfig/tests/choice_value_with_m_dep/Kconfig
@@ -2,7 +2,7 @@
config MODULES
def_bool y
- option modules
+ modules
config DEP
tristate
diff --git a/scripts/kconfig/tests/conftest.py b/scripts/kconfig/tests/conftest.py
index 0345ef6e3273..af8774a5697c 100644
--- a/scripts/kconfig/tests/conftest.py
+++ b/scripts/kconfig/tests/conftest.py
@@ -53,6 +53,10 @@ class Conf:
# Override 'srctree' environment to make the test as the top directory
extra_env['srctree'] = self._test_dir
+ # Clear KCONFIG_DEFCONFIG_LIST to keep unit tests from being affected
+ # by the user's environment.
+ extra_env['KCONFIG_DEFCONFIG_LIST'] = ''
+
# Run Kconfig in a temporary directory.
# This directory is automatically removed when done.
with tempfile.TemporaryDirectory() as temp_dir:
diff --git a/scripts/kconfig/tests/inter_choice/Kconfig b/scripts/kconfig/tests/inter_choice/Kconfig
index 5698a4018dd0..26c25f68695b 100644
--- a/scripts/kconfig/tests/inter_choice/Kconfig
+++ b/scripts/kconfig/tests/inter_choice/Kconfig
@@ -2,7 +2,7 @@
config MODULES
def_bool y
- option modules
+ modules
choice
prompt "Choice"
diff --git a/scripts/kernel-doc b/scripts/kernel-doc
index 8b5bc7bf4bb8..2a85d34fdcd0 100755
--- a/scripts/kernel-doc
+++ b/scripts/kernel-doc
@@ -391,8 +391,14 @@ my $doc_com = '\s*\*\s*';
my $doc_com_body = '\s*\* ?';
my $doc_decl = $doc_com . '(\w+)';
# @params and a strictly limited set of supported section names
+# Specifically:
+# Match @word:
+# @...:
+# @{section-name}:
+# while trying to not match literal block starts like "example::"
+#
my $doc_sect = $doc_com .
- '\s*(\@[.\w]+|\@\.\.\.|description|context|returns?|notes?|examples?)\s*:(.*)';
+ '\s*(\@[.\w]+|\@\.\.\.|description|context|returns?|notes?|examples?)\s*:([^:].*)?$';
my $doc_content = $doc_com_body . '(.*)';
my $doc_block = $doc_com . 'DOC:\s*(.*)?';
my $doc_inline_start = '^\s*/\*\*\s*$';
@@ -1201,12 +1207,23 @@ sub dump_union($$) {
sub dump_struct($$) {
my $x = shift;
my $file = shift;
+ my $decl_type;
+ my $members;
+ my $type = qr{struct|union};
+ # For capturing struct/union definition body, i.e. "{members*}qualifiers*"
+ my $definition_body = qr{\{(.*)\}(?:\s*(?:__packed|__aligned|____cacheline_aligned_in_smp|____cacheline_aligned|__attribute__\s*\(\([a-z0-9,_\s\(\)]*\)\)))*};
- if ($x =~ /(struct|union)\s+(\w+)\s*\{(.*)\}(\s*(__packed|__aligned|____cacheline_aligned_in_smp|____cacheline_aligned|__attribute__\s*\(\([a-z0-9,_\s\(\)]*\)\)))*/) {
- my $decl_type = $1;
+ if ($x =~ /($type)\s+(\w+)\s*$definition_body/) {
+ $decl_type = $1;
$declaration_name = $2;
- my $members = $3;
+ $members = $3;
+ } elsif ($x =~ /typedef\s+($type)\s*$definition_body\s*(\w+)\s*;/) {
+ $decl_type = $1;
+ $declaration_name = $3;
+ $members = $2;
+ }
+ if ($members) {
if ($identifier ne $declaration_name) {
print STDERR "${file}:$.: warning: expecting prototype for $decl_type $identifier. Prototype was for $decl_type $declaration_name instead\n";
return;
@@ -1401,9 +1418,14 @@ sub dump_enum($$) {
if ($members) {
if ($identifier ne $declaration_name) {
- print STDERR "${file}:$.: warning: expecting prototype for enum $identifier. Prototype was for enum $declaration_name instead\n";
+ if ($identifier eq "") {
+ print STDERR "${file}:$.: warning: wrong kernel-doc identifier on line:\n";
+ } else {
+ print STDERR "${file}:$.: warning: expecting prototype for enum $identifier. Prototype was for enum $declaration_name instead\n";
+ }
return;
}
+ $declaration_name = "(anonymous)" if ($declaration_name eq "");
my %_members;
@@ -1755,12 +1777,14 @@ sub dump_function($$) {
$prototype =~ s/^noinline +//;
$prototype =~ s/__init +//;
$prototype =~ s/__init_or_module +//;
+ $prototype =~ s/__flatten +//;
$prototype =~ s/__meminit +//;
$prototype =~ s/__must_check +//;
$prototype =~ s/__weak +//;
$prototype =~ s/__sched +//;
$prototype =~ s/__printf\s*\(\s*\d*\s*,\s*\d*\s*\) +//;
my $define = $prototype =~ s/^#\s*define\s+//; #ak added
+ $prototype =~ s/__attribute_const__ +//;
$prototype =~ s/__attribute__\s*\(\(
(?:
[\w\s]++ # attribute name
@@ -2085,15 +2109,28 @@ sub process_name($$) {
}
} elsif (/$doc_decl/o) {
$identifier = $1;
- if (/\s*([\w\s]+?)(\(\))?\s*([-:].*)?$/) {
+ my $is_kernel_comment = 0;
+ my $decl_start = qr{\s*\*};
+ # test for pointer declaration type, foo * bar() - desc
+ my $fn_type = qr{\w+\s*\*\s*};
+ my $parenthesis = qr{\(\w*\)};
+ my $decl_end = qr{[-:].*};
+ if (/^$decl_start\s*([\w\s]+?)$parenthesis?\s*$decl_end?$/) {
$identifier = $1;
}
if ($identifier =~ m/^(struct|union|enum|typedef)\b\s*(\S*)/) {
$decl_type = $1;
$identifier = $2;
- } else {
+ $is_kernel_comment = 1;
+ }
+ # Look for foo() or static void foo() - description; or misspelt
+ # identifier
+ elsif (/^$decl_start\s*$fn_type?(\w+)\s*$parenthesis?\s*$decl_end?$/ ||
+ /^$decl_start\s*$fn_type?(\w+.*)$parenthesis?\s*$decl_end$/) {
+ $identifier = $1;
$decl_type = 'function';
$identifier =~ s/^define\s+//;
+ $is_kernel_comment = 1;
}
$identifier =~ s/\s+$//;
@@ -2115,13 +2152,20 @@ sub process_name($$) {
$declaration_purpose = "";
}
+ if (!$is_kernel_comment) {
+ print STDERR "${file}:$.: warning: This comment starts with '/**', but isn't a kernel-doc comment. Refer Documentation/doc-guide/kernel-doc.rst\n";
+ print STDERR $_;
+ ++$warnings;
+ $state = STATE_NORMAL;
+ }
+
if (($declaration_purpose eq "") && $verbose) {
print STDERR "${file}:$.: warning: missing initial short description on line:\n";
print STDERR $_;
++$warnings;
}
- if ($identifier eq "") {
+ if ($identifier eq "" && $decl_type ne "enum") {
print STDERR "${file}:$.: warning: wrong kernel-doc identifier on line:\n";
print STDERR $_;
++$warnings;
diff --git a/scripts/ld-version.sh b/scripts/ld-version.sh
index 1bf3aadde9de..a78b804b680c 100755
--- a/scripts/ld-version.sh
+++ b/scripts/ld-version.sh
@@ -6,11 +6,6 @@
set -e
-# When you raise the minimum linker version, please update
-# Documentation/process/changes.rst as well.
-bfd_min_version=2.23.0
-lld_min_version=10.0.1
-
# Convert the version string x.y.z to a canonical 5 or 6-digit form.
get_canonical_version()
{
@@ -35,10 +30,12 @@ set -- $(LC_ALL=C "$@" --version)
IFS=' '
set -- $1
+min_tool_version=$(dirname $0)/min-tool-version.sh
+
if [ "$1" = GNU -a "$2" = ld ]; then
shift $(($# - 1))
version=$1
- min_version=$bfd_min_version
+ min_version=$($min_tool_version binutils)
name=BFD
disp_name="GNU ld"
elif [ "$1" = GNU -a "$2" = gold ]; then
@@ -51,7 +48,7 @@ else
if [ "$1" = LLD ]; then
version=$2
- min_version=$lld_min_version
+ min_version=$($min_tool_version llvm)
name=LLD
disp_name=LLD
else
diff --git a/scripts/link-vmlinux.sh b/scripts/link-vmlinux.sh
index 3b261b0f74f0..7d112681f332 100755
--- a/scripts/link-vmlinux.sh
+++ b/scripts/link-vmlinux.sh
@@ -155,6 +155,7 @@ vmlinux_link()
local output=${1}
local objects
local strip_debug
+ local map_option
info LD ${output}
@@ -166,6 +167,10 @@ vmlinux_link()
strip_debug=-Wl,--strip-debug
fi
+ if [ -n "${CONFIG_VMLINUX_MAP}" ]; then
+ map_option="-Map=${output}.map"
+ fi
+
if [ "${SRCARCH}" != "um" ]; then
if [ -n "${CONFIG_LTO_CLANG}" ]; then
# Use vmlinux.o instead of performing the slow LTO
@@ -187,6 +192,7 @@ vmlinux_link()
${LD} ${KBUILD_LDFLAGS} ${LDFLAGS_vmlinux} \
${strip_debug#-Wl,} \
-o ${output} \
+ ${map_option} \
-T ${lds} ${objects}
else
objects="-Wl,--whole-archive \
@@ -200,6 +206,7 @@ vmlinux_link()
${CC} ${CFLAGS_vmlinux} \
${strip_debug} \
-o ${output} \
+ ${map_option:+-Wl,${map_option}} \
-Wl,-T,${lds} \
${objects} \
-lutil -lrt -lpthread
@@ -213,6 +220,7 @@ vmlinux_link()
gen_btf()
{
local pahole_ver
+ local extra_paholeopt=
if ! [ -x "$(command -v ${PAHOLE})" ]; then
echo >&2 "BTF: ${1}: pahole (${PAHOLE}) is not available"
@@ -227,8 +235,12 @@ gen_btf()
vmlinux_link ${1}
+ if [ "${pahole_ver}" -ge "121" ]; then
+ extra_paholeopt="${extra_paholeopt} --btf_gen_floats"
+ fi
+
info "BTF" ${2}
- LLVM_OBJCOPY=${OBJCOPY} ${PAHOLE} -J ${1}
+ LLVM_OBJCOPY=${OBJCOPY} ${PAHOLE} -J ${extra_paholeopt} ${1}
# Create ${2} which contains just .BTF section but no symbols. Add
# SHF_ALLOC because .BTF will be part of the vmlinux image. --strip-all
@@ -303,7 +315,9 @@ cleanup()
rm -f .tmp_vmlinux*
rm -f System.map
rm -f vmlinux
+ rm -f vmlinux.map
rm -f vmlinux.o
+ rm -f .vmlinux.d
}
on_exit()
@@ -441,3 +455,6 @@ if [ -n "${CONFIG_KALLSYMS}" ]; then
exit 1
fi
fi
+
+# For fixdep
+echo "vmlinux: $0" > .vmlinux.d
diff --git a/scripts/min-tool-version.sh b/scripts/min-tool-version.sh
new file mode 100755
index 000000000000..d22cf91212b0
--- /dev/null
+++ b/scripts/min-tool-version.sh
@@ -0,0 +1,39 @@
+#!/bin/sh
+# SPDX-License-Identifier: GPL-2.0-only
+#
+# Print the minimum supported version of the given tool.
+# When you raise the minimum version, please update
+# Documentation/process/changes.rst as well.
+
+set -e
+
+if [ $# != 1 ]; then
+ echo "Usage: $0 toolname" >&2
+ exit 1
+fi
+
+case "$1" in
+binutils)
+ echo 2.23.0
+ ;;
+gcc)
+ # https://gcc.gnu.org/bugzilla/show_bug.cgi?id=63293
+ # https://lore.kernel.org/r/20210107111841.GN1551@shell.armlinux.org.uk
+ if [ "$SRCARCH" = arm64 ]; then
+ echo 5.1.0
+ else
+ echo 4.9.0
+ fi
+ ;;
+icc)
+ # temporary
+ echo 16.0.3
+ ;;
+llvm)
+ echo 10.0.1
+ ;;
+*)
+ echo "$1: unknown tool" >&2
+ exit 1
+ ;;
+esac
diff --git a/scripts/mod/modpost.c b/scripts/mod/modpost.c
index 24725e50c7b4..3e623ccc020b 100644
--- a/scripts/mod/modpost.c
+++ b/scripts/mod/modpost.c
@@ -23,8 +23,6 @@
/* Are we using CONFIG_MODVERSIONS? */
static int modversions = 0;
-/* Warn about undefined symbols? (do so if we have vmlinux) */
-static int have_vmlinux = 0;
/* Is CONFIG_MODULE_SRCVERSION_ALL set? */
static int all_versions = 0;
/* If we are modposting external module set to 1 */
@@ -41,6 +39,13 @@ static int allow_missing_ns_imports;
static bool error_occurred;
+/*
+ * Cut off the warnings when there are too many. This typically occurs when
+ * vmlinux is missing. ('make modules' without building vmlinux.)
+ */
+#define MAX_UNRESOLVED_REPORTS 10
+static unsigned int nr_unresolved;
+
enum export {
export_plain,
export_gpl,
@@ -177,9 +182,6 @@ static struct module *new_module(const char *modname)
mod->next = modules;
modules = mod;
- if (mod->is_vmlinux)
- have_vmlinux = 1;
-
return mod;
}
@@ -202,7 +204,7 @@ struct symbol {
static struct symbol *symbolhash[SYMBOL_HASH_SIZE];
-/* This is based on the hash agorithm from gdbm, via tdb */
+/* This is based on the hash algorithm from gdbm, via tdb */
static inline unsigned int tdb_hash(const char *name)
{
unsigned value; /* Used to compute the hash value. */
@@ -985,7 +987,7 @@ enum mismatch {
};
/**
- * Describe how to match sections on different criterias:
+ * Describe how to match sections on different criteria:
*
* @fromsec: Array of sections to be matched.
*
@@ -993,12 +995,12 @@ enum mismatch {
* this array is forbidden (black-list). Can be empty.
*
* @good_tosec: Relocations applied to a section in @fromsec must be
- * targetting sections in this array (white-list). Can be empty.
+ * targeting sections in this array (white-list). Can be empty.
*
* @mismatch: Type of mismatch.
*
* @symbol_white_list: Do not match a relocation to a symbol in this list
- * even if it is targetting a section in @bad_to_sec.
+ * even if it is targeting a section in @bad_to_sec.
*
* @handler: Specific handler to call when a match is found. If NULL,
* default_mismatch_handler() will be called.
@@ -2141,7 +2143,7 @@ static void check_exports(struct module *mod)
const char *basename;
exp = find_symbol(s->name);
if (!exp || exp->module == mod) {
- if (have_vmlinux && !s->weak)
+ if (!s->weak && nr_unresolved++ < MAX_UNRESOLVED_REPORTS)
modpost_log(warn_unresolved ? LOG_WARN : LOG_ERROR,
"\"%s\" [%s.ko] undefined!\n",
s->name, mod->name);
@@ -2191,10 +2193,12 @@ static void add_header(struct buffer *b, struct module *mod)
*/
buf_printf(b, "#define INCLUDE_VERMAGIC\n");
buf_printf(b, "#include <linux/build-salt.h>\n");
+ buf_printf(b, "#include <linux/elfnote-lto.h>\n");
buf_printf(b, "#include <linux/vermagic.h>\n");
buf_printf(b, "#include <linux/compiler.h>\n");
buf_printf(b, "\n");
buf_printf(b, "BUILD_SALT;\n");
+ buf_printf(b, "BUILD_LTO_INFO;\n");
buf_printf(b, "\n");
buf_printf(b, "MODULE_INFO(vermagic, VERMAGIC_STRING);\n");
buf_printf(b, "MODULE_INFO(name, KBUILD_MODNAME);\n");
@@ -2423,19 +2427,6 @@ fail:
fatal("parse error in symbol dump file\n");
}
-/* For normal builds always dump all symbols.
- * For external modules only dump symbols
- * that are not read from kernel Module.symvers.
- **/
-static int dump_sym(struct symbol *sym)
-{
- if (!external_module)
- return 1;
- if (sym->module->from_dump)
- return 0;
- return 1;
-}
-
static void write_dump(const char *fname)
{
struct buffer buf = { };
@@ -2446,7 +2437,7 @@ static void write_dump(const char *fname)
for (n = 0; n < SYMBOL_HASH_SIZE ; n++) {
symbol = symbolhash[n];
while (symbol) {
- if (dump_sym(symbol)) {
+ if (!symbol->module->from_dump) {
namespace = symbol->namespace;
buf_printf(&buf, "0x%08x\t%s\t%s\t%s\t%s\n",
symbol->crc, symbol->name,
@@ -2558,13 +2549,6 @@ int main(int argc, char **argv)
if (files_source)
read_symbols_from_files(files_source);
- /*
- * When there's no vmlinux, don't print warnings about
- * unresolved symbols (since there'll be too many ;)
- */
- if (!have_vmlinux)
- warn("Symbol info of vmlinux is missing. Unresolved symbol check will be entirely skipped.\n");
-
for (mod = modules; mod; mod = mod->next) {
char fname[PATH_MAX];
@@ -2608,6 +2592,10 @@ int main(int argc, char **argv)
}
}
+ if (nr_unresolved > MAX_UNRESOLVED_REPORTS)
+ warn("suppressed %u unresolved symbol warnings because there were too many)\n",
+ nr_unresolved - MAX_UNRESOLVED_REPORTS);
+
free(buf.p);
return error_occurred ? 1 : 0;
diff --git a/scripts/module.lds.S b/scripts/module.lds.S
index 168cd27e6122..04c5685c25cf 100644
--- a/scripts/module.lds.S
+++ b/scripts/module.lds.S
@@ -3,10 +3,20 @@
* Archs are free to supply their own linker scripts. ld will
* combine them automatically.
*/
+#ifdef CONFIG_CFI_CLANG
+# include <asm/page.h>
+# define ALIGN_CFI ALIGN(PAGE_SIZE)
+# define SANITIZER_DISCARDS *(.eh_frame)
+#else
+# define ALIGN_CFI
+# define SANITIZER_DISCARDS
+#endif
+
SECTIONS {
/DISCARD/ : {
*(.discard)
*(.discard.*)
+ SANITIZER_DISCARDS
}
__ksymtab 0 : { *(SORT(___ksymtab+*)) }
@@ -20,6 +30,7 @@ SECTIONS {
__patchable_function_entries : { *(__patchable_function_entries) }
+#ifdef CONFIG_LTO_CLANG
/*
* With CONFIG_LTO_CLANG, LLD always enables -fdata-sections and
* -ffunction-sections, which increases the size of the final module.
@@ -40,7 +51,15 @@ SECTIONS {
*(.rodata..L*)
}
- .text : { *(.text .text.[0-9a-zA-Z_]*) }
+ /*
+ * With CONFIG_CFI_CLANG, we assume __cfi_check is at the beginning
+ * of the .text section, and is aligned to PAGE_SIZE.
+ */
+ .text : ALIGN_CFI {
+ *(.text.__cfi_check)
+ *(.text .text.[0-9a-zA-Z_]* .text..L.cfi*)
+ }
+#endif
}
/* bring in arch-specific sections */
diff --git a/scripts/modules-check.sh b/scripts/modules-check.sh
index 43de226071ae..e06327722263 100755
--- a/scripts/modules-check.sh
+++ b/scripts/modules-check.sh
@@ -13,10 +13,10 @@ exit_code=0
# Check uniqueness of module names
check_same_name_modules()
{
- for m in $(sed 's:.*/::' $1 | sort | uniq -d)
+ for m in $(sed 's:.*/::' "$1" | sort | uniq -d)
do
echo "error: the following would cause module name conflict:" >&2
- sed -n "/\/$m/s:^: :p" modules.order >&2
+ sed -n "/\/$m/s:^: :p" "$1" >&2
exit_code=1
done
}
diff --git a/scripts/spdxcheck.py b/scripts/spdxcheck.py
index cbdb5c83c08f..3e784cf9f401 100755
--- a/scripts/spdxcheck.py
+++ b/scripts/spdxcheck.py
@@ -243,7 +243,7 @@ if __name__ == '__main__':
# Initialize SPDX data
spdx = read_spdxdata(repo)
- # Initilize the parser
+ # Initialize the parser
parser = id_parser(spdx)
except SPDXException as se:
diff --git a/scripts/spelling.txt b/scripts/spelling.txt
index 2e3ba91a5072..7beb4262f719 100644
--- a/scripts/spelling.txt
+++ b/scripts/spelling.txt
@@ -84,6 +84,7 @@ againt||against
agaist||against
aggreataon||aggregation
aggreation||aggregation
+ajust||adjust
albumns||albums
alegorical||allegorical
algined||aligned
@@ -161,10 +162,13 @@ asign||assign
asser||assert
assertation||assertion
assertting||asserting
+assgined||assigned
assiged||assigned
assigment||assignment
assigments||assignments
assistent||assistant
+assocaited||associated
+assocating||associating
assocation||association
associcated||associated
assotiated||associated
@@ -177,9 +181,11 @@ asynchnous||asynchronous
asynchromous||asynchronous
asymetric||asymmetric
asymmeric||asymmetric
+atleast||at least
atomatically||automatically
atomicly||atomically
atempt||attempt
+atrributes||attributes
attachement||attachment
attatch||attach
attched||attached
@@ -315,6 +321,7 @@ comminucation||communication
commited||committed
commiting||committing
committ||commit
+commnunication||communication
commoditiy||commodity
comsume||consume
comsumer||consumer
@@ -349,6 +356,7 @@ condtion||condition
conected||connected
conector||connector
configration||configuration
+configred||configured
configuartion||configuration
configuation||configuration
configued||configured
@@ -402,6 +410,7 @@ cunter||counter
curently||currently
cylic||cyclic
dafault||default
+deactive||deactivate
deafult||default
deamon||daemon
debouce||debounce
@@ -417,6 +426,7 @@ deffered||deferred
defferred||deferred
definate||definite
definately||definitely
+definiation||definition
defintion||definition
defintions||definitions
defualt||default
@@ -571,8 +581,9 @@ errror||error
estbalishment||establishment
etsablishment||establishment
etsbalishment||establishment
+evalute||evaluate
+evalutes||evaluates
evalution||evaluation
-exeeds||exceeds
excecutable||executable
exceded||exceeded
exceds||exceeds
@@ -696,6 +707,7 @@ hardare||hardware
harware||hardware
havind||having
heirarchically||hierarchically
+heirarchy||hierarchy
helpfull||helpful
heterogenous||heterogeneous
hexdecimal||hexadecimal
@@ -796,6 +808,7 @@ interanl||internal
interchangable||interchangeable
interferring||interfering
interger||integer
+intergrated||integrated
intermittant||intermittent
internel||internal
interoprability||interoperability
@@ -808,6 +821,7 @@ interrup||interrupt
interrups||interrupts
interruptted||interrupted
interupted||interrupted
+intiailized||initialized
intial||initial
intialisation||initialisation
intialised||initialised
@@ -1091,11 +1105,14 @@ preemptable||preemptible
prefered||preferred
prefferably||preferably
prefitler||prefilter
+preform||perform
premption||preemption
prepaired||prepared
preperation||preparation
preprare||prepare
pressre||pressure
+presuambly||presumably
+previosuly||previously
primative||primitive
princliple||principle
priorty||priority
@@ -1265,6 +1282,7 @@ scarch||search
schdule||schedule
seach||search
searchs||searches
+secion||section
secquence||sequence
secund||second
segement||segment
@@ -1312,6 +1330,8 @@ singed||signed
sleeped||slept
sliped||slipped
softwares||software
+soley||solely
+souce||source
speach||speech
specfic||specific
specfield||specified
@@ -1320,7 +1340,9 @@ specifc||specific
specifed||specified
specificatin||specification
specificaton||specification
+specificed||specified
specifing||specifying
+specifiy||specify
specifiying||specifying
speficied||specified
speicify||specify
@@ -1436,6 +1458,7 @@ timout||timeout
tmis||this
toogle||toggle
torerable||tolerable
+traget||target
traking||tracking
tramsmitted||transmitted
tramsmit||transmit
@@ -1558,6 +1581,7 @@ wiil||will
wirte||write
withing||within
wnat||want
+wont||won't
workarould||workaround
writeing||writing
writting||writing
diff --git a/scripts/sphinx-pre-install b/scripts/sphinx-pre-install
index b5f9fd5b2880..fe92020d67e3 100755
--- a/scripts/sphinx-pre-install
+++ b/scripts/sphinx-pre-install
@@ -259,7 +259,7 @@ sub get_sphinx_version($)
open IN, "$cmd --version 2>&1 |";
while (<IN>) {
- if (m/^\s*sphinx-build\s+([\d\.]+)(\+\/[\da-f]+)?$/) {
+ if (m/^\s*sphinx-build\s+([\d\.]+)((\+\/[\da-f]+)|(b\d+))?$/) {
$ver=$1;
last;
}
diff --git a/scripts/test_dwarf5_support.sh b/scripts/test_dwarf5_support.sh
deleted file mode 100755
index c46e2456b47a..000000000000
--- a/scripts/test_dwarf5_support.sh
+++ /dev/null
@@ -1,8 +0,0 @@
-#!/bin/sh
-# SPDX-License-Identifier: GPL-2.0
-
-# Test that the assembler doesn't need -Wa,-gdwarf-5 when presented with DWARF
-# v5 input, such as `.file 0` and `md5 0x00`. Should be fixed in GNU binutils
-# 2.35.2. https://sourceware.org/bugzilla/show_bug.cgi?id=25611
-echo '.file 0 "filename" md5 0x7a0b65214090b6693bd1dc24dd248245' | \
- $* -gdwarf-5 -Wno-unused-command-line-argument -c -x assembler -o /dev/null -