diff options
Diffstat (limited to 'scripts')
| -rw-r--r-- | scripts/Kbuild.include | 4 | ||||
| -rw-r--r-- | scripts/Makefile.build | 2 | ||||
| -rw-r--r-- | scripts/Makefile.gcc-plugins | 6 | ||||
| -rw-r--r-- | scripts/Makefile.kasan | 53 | ||||
| -rwxr-xr-x | scripts/bloat-o-meter | 1 | ||||
| -rwxr-xr-x | scripts/checkpatch.pl | 35 | ||||
| -rwxr-xr-x | scripts/checkstack.pl | 6 | ||||
| -rwxr-xr-x | scripts/checksyscalls.sh | 1 | ||||
| -rw-r--r-- | scripts/coccinelle/api/drm-get-put.cocci | 78 | ||||
| -rwxr-xr-x | scripts/decode_stacktrace.sh | 2 | ||||
| -rwxr-xr-x | scripts/decodecode | 7 | ||||
| -rwxr-xr-x | scripts/faddr2line | 2 | ||||
| -rw-r--r-- | scripts/gcc-plugins/Kconfig | 4 | ||||
| -rw-r--r-- | scripts/gcc-plugins/arm_ssp_per_task_plugin.c | 103 | ||||
| -rw-r--r-- | scripts/gcc-plugins/stackleak_plugin.c | 8 | ||||
| -rw-r--r-- | scripts/mod/Makefile | 2 | ||||
| -rw-r--r-- | scripts/spdxcheck-test.sh | 12 | ||||
| -rwxr-xr-x | scripts/spdxcheck.py | 5 | ||||
| -rwxr-xr-x | scripts/tags.sh | 13 | ||||
| -rw-r--r-- | scripts/unifdef.c | 4 |
20 files changed, 228 insertions, 120 deletions
diff --git a/scripts/Kbuild.include b/scripts/Kbuild.include index bb015551c2d9..3d09844405c9 100644 --- a/scripts/Kbuild.include +++ b/scripts/Kbuild.include @@ -115,9 +115,7 @@ __cc-option = $(call try-run,\ # Do not attempt to build with gcc plugins during cc-option tests. # (And this uses delayed resolution so the flags will be up to date.) -# In addition, do not include the asm macros which are built later. -CC_OPTION_FILTERED = $(GCC_PLUGINS_CFLAGS) $(ASM_MACRO_FLAGS) -CC_OPTION_CFLAGS = $(filter-out $(CC_OPTION_FILTERED),$(KBUILD_CFLAGS)) +CC_OPTION_CFLAGS = $(filter-out $(GCC_PLUGINS_CFLAGS),$(KBUILD_CFLAGS)) # cc-option # Usage: cflags-y += $(call cc-option,-march=winchip-c6,-march=i586) diff --git a/scripts/Makefile.build b/scripts/Makefile.build index a8e7ba9f73e8..6a6be9f440cf 100644 --- a/scripts/Makefile.build +++ b/scripts/Makefile.build @@ -236,10 +236,8 @@ ifdef CONFIG_GCOV_KERNEL objtool_args += --no-unreachable endif ifdef CONFIG_RETPOLINE -ifneq ($(RETPOLINE_CFLAGS),) objtool_args += --retpoline endif -endif ifdef CONFIG_MODVERSIONS diff --git a/scripts/Makefile.gcc-plugins b/scripts/Makefile.gcc-plugins index 46c5c6809806..048179d8c07f 100644 --- a/scripts/Makefile.gcc-plugins +++ b/scripts/Makefile.gcc-plugins @@ -36,6 +36,12 @@ ifdef CONFIG_GCC_PLUGIN_STACKLEAK endif export DISABLE_STACKLEAK_PLUGIN +gcc-plugin-$(CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK) += arm_ssp_per_task_plugin.so +ifdef CONFIG_GCC_PLUGIN_ARM_SSP_PER_TASK + DISABLE_ARM_SSP_PER_TASK_PLUGIN += -fplugin-arg-arm_ssp_per_task_plugin-disable +endif +export DISABLE_ARM_SSP_PER_TASK_PLUGIN + # All the plugin CFLAGS are collected here in case a build target needs to # filter them out of the KBUILD_CFLAGS. GCC_PLUGINS_CFLAGS := $(strip $(addprefix -fplugin=$(objtree)/scripts/gcc-plugins/, $(gcc-plugin-y)) $(gcc-plugin-cflags-y)) diff --git a/scripts/Makefile.kasan b/scripts/Makefile.kasan index 69552a39951d..25c259df8ffa 100644 --- a/scripts/Makefile.kasan +++ b/scripts/Makefile.kasan @@ -1,5 +1,6 @@ # SPDX-License-Identifier: GPL-2.0 -ifdef CONFIG_KASAN +ifdef CONFIG_KASAN_GENERIC + ifdef CONFIG_KASAN_INLINE call_threshold := 10000 else @@ -12,36 +13,44 @@ CFLAGS_KASAN_MINIMAL := -fsanitize=kernel-address cc-param = $(call cc-option, -mllvm -$(1), $(call cc-option, --param $(1))) -ifeq ($(call cc-option, $(CFLAGS_KASAN_MINIMAL) -Werror),) - ifneq ($(CONFIG_COMPILE_TEST),y) - $(warning Cannot use CONFIG_KASAN: \ - -fsanitize=kernel-address is not supported by compiler) - endif -else - # -fasan-shadow-offset fails without -fsanitize - CFLAGS_KASAN_SHADOW := $(call cc-option, -fsanitize=kernel-address \ +# -fasan-shadow-offset fails without -fsanitize +CFLAGS_KASAN_SHADOW := $(call cc-option, -fsanitize=kernel-address \ -fasan-shadow-offset=$(KASAN_SHADOW_OFFSET), \ $(call cc-option, -fsanitize=kernel-address \ -mllvm -asan-mapping-offset=$(KASAN_SHADOW_OFFSET))) - ifeq ($(strip $(CFLAGS_KASAN_SHADOW)),) - CFLAGS_KASAN := $(CFLAGS_KASAN_MINIMAL) - else - # Now add all the compiler specific options that are valid standalone - 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=1) \ - $(call cc-param,asan-use-after-scope=1) \ - $(call cc-param,asan-instrument-allocas=1) - endif - +ifeq ($(strip $(CFLAGS_KASAN_SHADOW)),) + CFLAGS_KASAN := $(CFLAGS_KASAN_MINIMAL) +else + # Now add all the compiler specific options that are valid standalone + 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=1) \ + $(call cc-param,asan-use-after-scope=1) \ + $(call cc-param,asan-instrument-allocas=1) endif ifdef CONFIG_KASAN_EXTRA CFLAGS_KASAN += $(call cc-option, -fsanitize-address-use-after-scope) endif -CFLAGS_KASAN_NOSANITIZE := -fno-builtin +endif # CONFIG_KASAN_GENERIC +ifdef CONFIG_KASAN_SW_TAGS + +ifdef CONFIG_KASAN_INLINE + instrumentation_flags := -mllvm -hwasan-mapping-offset=$(KASAN_SHADOW_OFFSET) +else + instrumentation_flags := -mllvm -hwasan-instrument-with-calls=1 +endif + +CFLAGS_KASAN := -fsanitize=kernel-hwaddress \ + -mllvm -hwasan-instrument-stack=0 \ + $(instrumentation_flags) + +endif # CONFIG_KASAN_SW_TAGS + +ifdef CONFIG_KASAN +CFLAGS_KASAN_NOSANITIZE := -fno-builtin endif diff --git a/scripts/bloat-o-meter b/scripts/bloat-o-meter index a923f05edb36..8c965f6a9881 100755 --- a/scripts/bloat-o-meter +++ b/scripts/bloat-o-meter @@ -32,6 +32,7 @@ def getsizes(file, format): if name.startswith("__mod_"): continue if name.startswith("__se_sys"): continue if name.startswith("__se_compat_sys"): continue + if name.startswith("__addressable_"): continue if name == "linux_banner": continue # statics and some other optimizations adds random .NUMBER name = re_NUMBER.sub('', name) diff --git a/scripts/checkpatch.pl b/scripts/checkpatch.pl index c883ec55654f..377f373db6c0 100755 --- a/scripts/checkpatch.pl +++ b/scripts/checkpatch.pl @@ -573,6 +573,27 @@ foreach my $entry (@mode_permission_funcs) { } $mode_perms_search = "(?:${mode_perms_search})"; +our %deprecated_apis = ( + "synchronize_rcu_bh" => "synchronize_rcu", + "synchronize_rcu_bh_expedited" => "synchronize_rcu_expedited", + "call_rcu_bh" => "call_rcu", + "rcu_barrier_bh" => "rcu_barrier", + "synchronize_sched" => "synchronize_rcu", + "synchronize_sched_expedited" => "synchronize_rcu_expedited", + "call_rcu_sched" => "call_rcu", + "rcu_barrier_sched" => "rcu_barrier", + "get_state_synchronize_sched" => "get_state_synchronize_rcu", + "cond_synchronize_sched" => "cond_synchronize_rcu", +); + +#Create a search pattern for all these strings to speed up a loop below +our $deprecated_apis_search = ""; +foreach my $entry (keys %deprecated_apis) { + $deprecated_apis_search .= '|' if ($deprecated_apis_search ne ""); + $deprecated_apis_search .= $entry; +} +$deprecated_apis_search = "(?:${deprecated_apis_search})"; + our $mode_perms_world_writable = qr{ S_IWUGO | S_IWOTH | @@ -6368,6 +6389,20 @@ sub process { "please use device_initcall() or more appropriate function instead of __initcall() (see include/linux/init.h)\n" . $herecurr); } +# check for spin_is_locked(), suggest lockdep instead + if ($line =~ /\bspin_is_locked\(/) { + WARN("USE_LOCKDEP", + "Where possible, use lockdep_assert_held instead of assertions based on spin_is_locked\n" . $herecurr); + } + +# check for deprecated apis + if ($line =~ /\b($deprecated_apis_search)\b\s*\(/) { + my $deprecated_api = $1; + my $new_api = $deprecated_apis{$deprecated_api}; + WARN("DEPRECATED_API", + "Deprecated use of '$deprecated_api', prefer '$new_api' instead\n" . $herecurr); + } + # check for various structs that are normally const (ops, kgdb, device_tree) # and avoid what seem like struct definitions 'struct foo {' if ($line !~ /\bconst\b/ && diff --git a/scripts/checkstack.pl b/scripts/checkstack.pl index 8081b6cf67d2..122aef5e4e14 100755 --- a/scripts/checkstack.pl +++ b/scripts/checkstack.pl @@ -47,8 +47,10 @@ my (@stack, $re, $dre, $x, $xs, $funcre); $xs = "[0-9a-f ]"; # hex character or space $funcre = qr/^$x* <(.*)>:$/; if ($arch eq 'aarch64') { - #ffffffc0006325cc: a9bb7bfd stp x29, x30, [sp,#-80]! - $re = qr/^.*stp.*sp,\#-([0-9]{1,8})\]\!/o; + #ffffffc0006325cc: a9bb7bfd stp x29, x30, [sp, #-80]! + #a110: d11643ff sub sp, sp, #0x590 + $re = qr/^.*stp.*sp, \#-([0-9]{1,8})\]\!/o; + $dre = qr/^.*sub.*sp, sp, #(0x$x{1,8})/o; } elsif ($arch eq 'arm') { #c0008ffc: e24dd064 sub sp, sp, #100 ; 0x64 $re = qr/.*sub.*sp, sp, #(([0-9]{2}|[3-9])[0-9]{2})/o; diff --git a/scripts/checksyscalls.sh b/scripts/checksyscalls.sh index ee3dfb5be6cd..cf931003395f 100755 --- a/scripts/checksyscalls.sh +++ b/scripts/checksyscalls.sh @@ -150,6 +150,7 @@ cat << EOF #define __IGNORE_uselib #define __IGNORE__sysctl #define __IGNORE_arch_prctl +#define __IGNORE_nfsservctl /* ... including the "new" 32-bit uid syscalls */ #define __IGNORE_lchown32 diff --git a/scripts/coccinelle/api/drm-get-put.cocci b/scripts/coccinelle/api/drm-get-put.cocci deleted file mode 100644 index 3a09c97ad87d..000000000000 --- a/scripts/coccinelle/api/drm-get-put.cocci +++ /dev/null @@ -1,78 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0 -/// -/// Use drm_*_get() and drm_*_put() helpers instead of drm_*_reference() and -/// drm_*_unreference() helpers. -/// -// Confidence: High -// Copyright: (C) 2017 NVIDIA Corporation -// Options: --no-includes --include-headers -// - -virtual patch -virtual report - -@depends on patch@ -expression object; -@@ - -( -- drm_connector_reference(object) -+ drm_connector_get(object) -| -- drm_connector_unreference(object) -+ drm_connector_put(object) -| -- drm_framebuffer_reference(object) -+ drm_framebuffer_get(object) -| -- drm_framebuffer_unreference(object) -+ drm_framebuffer_put(object) -| -- drm_gem_object_reference(object) -+ drm_gem_object_get(object) -| -- drm_gem_object_unreference(object) -+ drm_gem_object_put(object) -| -- __drm_gem_object_unreference(object) -+ __drm_gem_object_put(object) -| -- drm_gem_object_unreference_unlocked(object) -+ drm_gem_object_put_unlocked(object) -| -- drm_dev_unref(object) -+ drm_dev_put(object) -) - -@r depends on report@ -expression object; -position p; -@@ - -( -drm_connector_unreference@p(object) -| -drm_connector_reference@p(object) -| -drm_framebuffer_unreference@p(object) -| -drm_framebuffer_reference@p(object) -| -drm_gem_object_unreference@p(object) -| -drm_gem_object_reference@p(object) -| -__drm_gem_object_unreference(object) -| -drm_gem_object_unreference_unlocked(object) -| -drm_dev_unref@p(object) -) - -@script:python depends on report@ -object << r.object; -p << r.p; -@@ - -msg="WARNING: use get/put helpers to reference and dereference %s" % (object) -coccilib.report.print_report(p[0], msg) diff --git a/scripts/decode_stacktrace.sh b/scripts/decode_stacktrace.sh index 64220e36ce3b..98a7d63a723e 100755 --- a/scripts/decode_stacktrace.sh +++ b/scripts/decode_stacktrace.sh @@ -78,7 +78,7 @@ parse_symbol() { fi # Strip out the base of the path - code=${code//$basepath/""} + code=${code//^$basepath/""} # In the case of inlines, move everything to same line code=${code//$'\n'/' '} diff --git a/scripts/decodecode b/scripts/decodecode index 9cef558528aa..ba8b8d5834e6 100755 --- a/scripts/decodecode +++ b/scripts/decodecode @@ -60,6 +60,13 @@ case $width in 4) type=4byte ;; esac +if [ -z "$ARCH" ]; then + case `uname -m` in + aarch64*) ARCH=arm64 ;; + arm*) ARCH=arm ;; + esac +fi + disas() { ${CROSS_COMPILE}as $AFLAGS -o $1.o $1.s > /dev/null 2>&1 diff --git a/scripts/faddr2line b/scripts/faddr2line index a0149db00be7..6c6439f69a72 100755 --- a/scripts/faddr2line +++ b/scripts/faddr2line @@ -71,7 +71,7 @@ die() { # Try to figure out the source directory prefix so we can remove it from the # addr2line output. HACK ALERT: This assumes that start_kernel() is in -# kernel/init.c! This only works for vmlinux. Otherwise it falls back to +# init/main.c! This only works for vmlinux. Otherwise it falls back to # printing the absolute path. find_dir_prefix() { local objfile=$1 diff --git a/scripts/gcc-plugins/Kconfig b/scripts/gcc-plugins/Kconfig index 0d5c799688f0..d45f7f36b859 100644 --- a/scripts/gcc-plugins/Kconfig +++ b/scripts/gcc-plugins/Kconfig @@ -190,4 +190,8 @@ config STACKLEAK_RUNTIME_DISABLE runtime to control kernel stack erasing for kernels built with CONFIG_GCC_PLUGIN_STACKLEAK. +config GCC_PLUGIN_ARM_SSP_PER_TASK + bool + depends on GCC_PLUGINS && ARM + endif diff --git a/scripts/gcc-plugins/arm_ssp_per_task_plugin.c b/scripts/gcc-plugins/arm_ssp_per_task_plugin.c new file mode 100644 index 000000000000..de70b8470971 --- /dev/null +++ b/scripts/gcc-plugins/arm_ssp_per_task_plugin.c @@ -0,0 +1,103 @@ +// SPDX-License-Identifier: GPL-2.0 + +#include "gcc-common.h" + +__visible int plugin_is_GPL_compatible; + +static unsigned int sp_mask, canary_offset; + +static unsigned int arm_pertask_ssp_rtl_execute(void) +{ + rtx_insn *insn; + + for (insn = get_insns(); insn; insn = NEXT_INSN(insn)) { + const char *sym; + rtx body; + rtx masked_sp; + + /* + * Find a SET insn involving a SYMBOL_REF to __stack_chk_guard + */ + if (!INSN_P(insn)) + continue; + body = PATTERN(insn); + if (GET_CODE(body) != SET || + GET_CODE(SET_SRC(body)) != SYMBOL_REF) + continue; + sym = XSTR(SET_SRC(body), 0); + if (strcmp(sym, "__stack_chk_guard")) + continue; + + /* + * Replace the source of the SET insn with an expression that + * produces the address of the copy of the stack canary value + * stored in struct thread_info + */ + masked_sp = gen_reg_rtx(Pmode); + + emit_insn_before(gen_rtx_SET(masked_sp, + gen_rtx_AND(Pmode, + stack_pointer_rtx, + GEN_INT(sp_mask))), + insn); + + SET_SRC(body) = gen_rtx_PLUS(Pmode, masked_sp, + GEN_INT(canary_offset)); + } + return 0; +} + +#define PASS_NAME arm_pertask_ssp_rtl + +#define NO_GATE +#include "gcc-generate-rtl-pass.h" + +__visible int plugin_init(struct plugin_name_args *plugin_info, + struct plugin_gcc_version *version) +{ + const char * const plugin_name = plugin_info->base_name; + const int argc = plugin_info->argc; + const struct plugin_argument *argv = plugin_info->argv; + int tso = 0; + int i; + + if (!plugin_default_version_check(version, &gcc_version)) { + error(G_("incompatible gcc/plugin versions")); + return 1; + } + + for (i = 0; i < argc; ++i) { + if (!strcmp(argv[i].key, "disable")) + return 0; + + /* all remaining options require a value */ + if (!argv[i].value) { + error(G_("no value supplied for option '-fplugin-arg-%s-%s'"), + plugin_name, argv[i].key); + return 1; + } + + if (!strcmp(argv[i].key, "tso")) { + tso = atoi(argv[i].value); + continue; + } + + if (!strcmp(argv[i].key, "offset")) { + canary_offset = atoi(argv[i].value); + continue; + } + error(G_("unknown option '-fplugin-arg-%s-%s'"), + plugin_name, argv[i].key); + return 1; + } + + /* create the mask that produces the base of the stack */ + sp_mask = ~((1U << (12 + tso)) - 1); + + PASS_INFO(arm_pertask_ssp_rtl, "expand", 1, PASS_POS_INSERT_AFTER); + + register_callback(plugin_info->base_name, PLUGIN_PASS_MANAGER_SETUP, + NULL, &arm_pertask_ssp_rtl_pass_info); + + return 0; +} diff --git a/scripts/gcc-plugins/stackleak_plugin.c b/scripts/gcc-plugins/stackleak_plugin.c index 2f48da98b5d4..dbd37460c573 100644 --- a/scripts/gcc-plugins/stackleak_plugin.c +++ b/scripts/gcc-plugins/stackleak_plugin.c @@ -363,10 +363,12 @@ __visible int plugin_init(struct plugin_name_args *plugin_info, PASS_POS_INSERT_BEFORE); /* - * The stackleak_cleanup pass should be executed after the - * "reload" pass, when the stack frame size is final. + * The stackleak_cleanup pass should be executed before the "*free_cfg" + * pass. It's the moment when the stack frame size is already final, + * function prologues and epilogues are generated, and the + * machine-dependent code transformations are not done. */ - PASS_INFO(stackleak_cleanup, "reload", 1, PASS_POS_INSERT_AFTER); + PASS_INFO(stackleak_cleanup, "*free_cfg", 1, PASS_POS_INSERT_BEFORE); if (!plugin_default_version_check(version, &gcc_version)) { error(G_("incompatible gcc/plugin versions")); diff --git a/scripts/mod/Makefile b/scripts/mod/Makefile index a5b4af47987a..42c5d50f2bcc 100644 --- a/scripts/mod/Makefile +++ b/scripts/mod/Makefile @@ -4,8 +4,6 @@ OBJECT_FILES_NON_STANDARD := y hostprogs-y := modpost mk_elfconfig always := $(hostprogs-y) empty.o -CFLAGS_REMOVE_empty.o := $(ASM_MACRO_FLAGS) - modpost-objs := modpost.o file2alias.o sumversion.o devicetable-offsets-file := devicetable-offsets.h diff --git a/scripts/spdxcheck-test.sh b/scripts/spdxcheck-test.sh new file mode 100644 index 000000000000..cfea6a0d1cc0 --- /dev/null +++ b/scripts/spdxcheck-test.sh @@ -0,0 +1,12 @@ +#!/bin/sh + +for PYTHON in python2 python3; do + # run check on a text and a binary file + for FILE in Makefile Documentation/logo.gif; do + $PYTHON scripts/spdxcheck.py $FILE + $PYTHON scripts/spdxcheck.py - < $FILE + done + + # run check on complete tree to catch any other issues + $PYTHON scripts/spdxcheck.py > /dev/null +done diff --git a/scripts/spdxcheck.py b/scripts/spdxcheck.py index 839e190bbd7a..e559c6294c39 100755 --- a/scripts/spdxcheck.py +++ b/scripts/spdxcheck.py @@ -250,12 +250,13 @@ if __name__ == '__main__': try: if len(args.path) and args.path[0] == '-': - parser.parse_lines(sys.stdin, args.maxlines, '-') + stdin = os.fdopen(sys.stdin.fileno(), 'rb') + parser.parse_lines(stdin, args.maxlines, '-') else: if args.path: for p in args.path: if os.path.isfile(p): - parser.parse_lines(open(p), args.maxlines, p) + parser.parse_lines(open(p, 'rb'), args.maxlines, p) elif os.path.isdir(p): scan_git_subtree(repo.head.reference.commit.tree, p) else: diff --git a/scripts/tags.sh b/scripts/tags.sh index 4fa070f9231a..f470d9919ed7 100755 --- a/scripts/tags.sh +++ b/scripts/tags.sh @@ -191,7 +191,7 @@ regex_c=( '/^DEF_PCI_AC_\(\|NO\)RET(\([[:alnum:]_]*\).*/\2/' '/^PCI_OP_READ(\(\w*\).*[1-4])/pci_bus_read_config_\1/' '/^PCI_OP_WRITE(\(\w*\).*[1-4])/pci_bus_write_config_\1/' - '/\<DEFINE_\(MUTEX\|SEMAPHORE\|SPINLOCK\)(\([[:alnum:]_]*\)/\2/v/' + '/\<DEFINE_\(RT_MUTEX\|MUTEX\|SEMAPHORE\|SPINLOCK\)(\([[:alnum:]_]*\)/\2/v/' '/\<DEFINE_\(RAW_SPINLOCK\|RWLOCK\|SEQLOCK\)(\([[:alnum:]_]*\)/\2/v/' '/\<DECLARE_\(RWSEM\|COMPLETION\)(\([[:alnum:]_]\+\)/\2/v/' '/\<DECLARE_BITMAP(\([[:alnum:]_]*\)/\1/v/' @@ -204,6 +204,15 @@ regex_c=( '/\(^\s\)OFFSET(\([[:alnum:]_]*\)/\2/v/' '/\(^\s\)DEFINE(\([[:alnum:]_]*\)/\2/v/' '/\<\(DEFINE\|DECLARE\)_HASHTABLE(\([[:alnum:]_]*\)/\2/v/' + '/\<DEFINE_ID\(R\|A\)(\([[:alnum:]_]\+\)/\2/' + '/\<DEFINE_WD_CLASS(\([[:alnum:]_]\+\)/\1/' + '/\<ATOMIC_NOTIFIER_HEAD(\([[:alnum:]_]\+\)/\1/' + '/\<RAW_NOTIFIER_HEAD(\([[:alnum:]_]\+\)/\1/' + '/\<DECLARE_FAULT_ATTR(\([[:alnum:]_]\+\)/\1/' + '/\<BLOCKING_NOTIFIER_HEAD(\([[:alnum:]_]\+\)/\1/' + '/\<DEVICE_ATTR_\(RW\|RO\|WO\)(\([[:alnum:]_]\+\)/dev_attr_\2/' + '/\<DRIVER_ATTR_\(RW\|RO\|WO\)(\([[:alnum:]_]\+\)/driver_attr_\2/' + '/\<\(DEFINE\|DECLARE\)_STATIC_KEY_\(TRUE\|FALSE\)\(\|_RO\)(\([[:alnum:]_]\+\)/\4/' ) regex_kconfig=( '/^[[:blank:]]*\(menu\|\)config[[:blank:]]\+\([[:alnum:]_]\+\)/\2/' @@ -249,7 +258,7 @@ exuberant() -I __initdata,__exitdata,__initconst,__ro_after_init \ -I __initdata_memblock \ -I __refdata,__attribute,__maybe_unused,__always_unused \ - -I __acquires,__releases,__deprecated \ + -I __acquires,__releases,__deprecated,__always_inline \ -I __read_mostly,__aligned,____cacheline_aligned \ -I ____cacheline_aligned_in_smp \ -I __cacheline_aligned,__cacheline_aligned_in_smp \ diff --git a/scripts/unifdef.c b/scripts/unifdef.c index 7493c0ee51cc..db00e3e30a59 100644 --- a/scripts/unifdef.c +++ b/scripts/unifdef.c @@ -395,7 +395,7 @@ usage(void) * When we have processed a group that starts off with a known-false * #if/#elif sequence (which has therefore been deleted) followed by a * #elif that we don't understand and therefore must keep, we edit the - * latter into a #if to keep the nesting correct. We use strncpy() to + * latter into a #if to keep the nesting correct. We use memcpy() to * overwrite the 4 byte token "elif" with "if " without a '\0' byte. * * When we find a true #elif in a group, the following block will @@ -450,7 +450,7 @@ static void Idrop (void) { Fdrop(); ignoreon(); } static void Itrue (void) { Ftrue(); ignoreon(); } static void Ifalse(void) { Ffalse(); ignoreon(); } /* modify this line */ -static void Mpass (void) { strncpy(keyword, "if ", 4); Pelif(); } +static void Mpass (void) { memcpy(keyword, "if ", 4); Pelif(); } static void Mtrue (void) { keywordedit("else"); state(IS_TRUE_MIDDLE); } static void Melif (void) { keywordedit("endif"); state(IS_FALSE_TRAILER); } static void Melse (void) { keywordedit("endif"); state(IS_FALSE_ELSE); } |