228 lines · bash
1#!/bin/bash2# SPDX-License-Identifier: GPL-2.03 4YELLOW='\033[0;33m'5NC='\033[0m' # No Color6 7declare -a FILES8FILES=(9 "include/uapi/linux/const.h"10 "include/uapi/drm/drm.h"11 "include/uapi/drm/i915_drm.h"12 "include/uapi/linux/bits.h"13 "include/uapi/linux/fadvise.h"14 "include/uapi/linux/fscrypt.h"15 "include/uapi/linux/kcmp.h"16 "include/uapi/linux/kvm.h"17 "include/uapi/linux/in.h"18 "include/uapi/linux/perf_event.h"19 "include/uapi/linux/seccomp.h"20 "include/uapi/linux/stat.h"21 "include/linux/bits.h"22 "include/vdso/bits.h"23 "include/linux/const.h"24 "include/vdso/const.h"25 "include/vdso/unaligned.h"26 "include/linux/hash.h"27 "include/linux/list-sort.h"28 "include/uapi/linux/hw_breakpoint.h"29 "arch/x86/include/asm/disabled-features.h"30 "arch/x86/include/asm/required-features.h"31 "arch/x86/include/asm/cpufeatures.h"32 "arch/x86/include/asm/inat_types.h"33 "arch/x86/include/asm/emulate_prefix.h"34 "arch/x86/include/asm/msr-index.h"35 "arch/x86/lib/x86-opcode-map.txt"36 "arch/x86/tools/gen-insn-attr-x86.awk"37 "arch/arm/include/uapi/asm/perf_regs.h"38 "arch/arm64/include/uapi/asm/perf_regs.h"39 "arch/loongarch/include/uapi/asm/perf_regs.h"40 "arch/mips/include/uapi/asm/perf_regs.h"41 "arch/powerpc/include/uapi/asm/perf_regs.h"42 "arch/s390/include/uapi/asm/perf_regs.h"43 "arch/x86/include/uapi/asm/perf_regs.h"44 "arch/x86/include/uapi/asm/kvm.h"45 "arch/x86/include/uapi/asm/kvm_perf.h"46 "arch/x86/include/uapi/asm/svm.h"47 "arch/x86/include/uapi/asm/unistd.h"48 "arch/x86/include/uapi/asm/vmx.h"49 "arch/powerpc/include/uapi/asm/kvm.h"50 "arch/s390/include/uapi/asm/kvm.h"51 "arch/s390/include/uapi/asm/kvm_perf.h"52 "arch/s390/include/uapi/asm/sie.h"53 "arch/arm/include/uapi/asm/kvm.h"54 "arch/arm64/include/uapi/asm/kvm.h"55 "arch/arm64/include/uapi/asm/unistd.h"56 "arch/alpha/include/uapi/asm/errno.h"57 "arch/mips/include/asm/errno.h"58 "arch/mips/include/uapi/asm/errno.h"59 "arch/parisc/include/uapi/asm/errno.h"60 "arch/powerpc/include/uapi/asm/errno.h"61 "arch/sparc/include/uapi/asm/errno.h"62 "arch/x86/include/uapi/asm/errno.h"63 "include/asm-generic/bitops/arch_hweight.h"64 "include/asm-generic/bitops/const_hweight.h"65 "include/asm-generic/bitops/__fls.h"66 "include/asm-generic/bitops/fls.h"67 "include/asm-generic/bitops/fls64.h"68 "include/linux/coresight-pmu.h"69 "include/uapi/asm-generic/errno.h"70 "include/uapi/asm-generic/errno-base.h"71 "include/uapi/asm-generic/ioctls.h"72 "include/uapi/asm-generic/mman-common.h"73 "include/uapi/asm-generic/unistd.h"74)75 76declare -a SYNC_CHECK_FILES77SYNC_CHECK_FILES=(78 "arch/x86/include/asm/inat.h"79 "arch/x86/include/asm/insn.h"80 "arch/x86/lib/inat.c"81 "arch/x86/lib/insn.c"82)83 84# These copies are under tools/perf/trace/beauty/ as they are not used to in85# building object files only by scripts in tools/perf/trace/beauty/ to generate86# tables that then gets included in .c files for things like id->string syscall87# tables (and the reverse lookup as well: string -> id)88 89declare -a BEAUTY_FILES90BEAUTY_FILES=(91 "arch/x86/include/asm/irq_vectors.h"92 "arch/x86/include/uapi/asm/prctl.h"93 "include/linux/socket.h"94 "include/uapi/linux/fcntl.h"95 "include/uapi/linux/fs.h"96 "include/uapi/linux/mount.h"97 "include/uapi/linux/prctl.h"98 "include/uapi/linux/sched.h"99 "include/uapi/linux/stat.h"100 "include/uapi/linux/usbdevice_fs.h"101 "include/uapi/linux/vhost.h"102 "include/uapi/sound/asound.h"103)104 105declare -a FAILURES106 107check_2 () {108 tools_file=$1109 orig_file=$2110 111 shift112 shift113 114 cmd="diff $* $tools_file $orig_file > /dev/null"115 116 if [ -f "$orig_file" ] && ! eval "$cmd"117 then118 FAILURES+=(119 "$tools_file $orig_file"120 )121 fi122}123 124check () {125 file=$1126 127 shift128 129 check_2 "tools/$file" "$file" "$@"130}131 132beauty_check () {133 file=$1134 135 shift136 137 check_2 "tools/perf/trace/beauty/$file" "$file" "$@"138}139 140check_ignore_some_hunks () {141 orig_file="$1"142 tools_file="tools/$orig_file"143 hunks_to_ignore="tools/perf/check-header_ignore_hunks/$orig_file"144 145 if [ ! -f "$hunks_to_ignore" ]; then146 echo "$hunks_to_ignore not found. Skipping $orig_file check."147 FAILURES+=(148 "$tools_file $orig_file"149 )150 return151 fi152 153 cmd="diff -u \"$tools_file\" \"$orig_file\" | grep -vf \"$hunks_to_ignore\" | wc -l | grep -qw 0"154 155 if [ -f "$orig_file" ] && ! eval "$cmd"156 then157 FAILURES+=(158 "$tools_file $orig_file"159 )160 fi161}162 163 164# Check if we have the kernel headers (tools/perf/../../include), else165# we're probably on a detached tarball, so no point in trying to check166# differences.167if ! [ -d ../../include ]168then169 echo -e "${YELLOW}Warning${NC}: Skipped check-headers due to missing ../../include"170 exit 0171fi172 173cd ../..174 175# simple diff check176for i in "${FILES[@]}"177do178 check "$i" -B179done180 181for i in "${SYNC_CHECK_FILES[@]}"182do183 check "$i" '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"'184done185 186# diff with extra ignore lines187check arch/x86/lib/memcpy_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memcpy_\(erms\|orig\))" -I"^#include <linux/cfi_types.h>"'188check arch/x86/lib/memset_64.S '-I "^EXPORT_SYMBOL" -I "^#include <asm/export.h>" -I"^SYM_FUNC_START\(_LOCAL\)*(memset_\(erms\|orig\))"'189check arch/x86/include/asm/amd-ibs.h '-I "^#include [<\"]\(asm/\)*msr-index.h"'190check arch/arm64/include/asm/cputype.h '-I "^#include [<\"]\(asm/\)*sysreg.h"'191check include/linux/unaligned.h '-I "^#include <linux/unaligned/packed_struct.h>" -I "^#include <asm/byteorder.h>" -I "^#pragma GCC diagnostic"'192check include/uapi/asm-generic/mman.h '-I "^#include <\(uapi/\)*asm-generic/mman-common\(-tools\)*.h>"'193check include/uapi/linux/mman.h '-I "^#include <\(uapi/\)*asm/mman.h>"'194check include/linux/build_bug.h '-I "^#\(ifndef\|endif\)\( \/\/\)* static_assert$"'195check include/linux/ctype.h '-I "isdigit("'196check lib/ctype.c '-I "^EXPORT_SYMBOL" -I "^#include <linux/export.h>" -B'197 198# diff non-symmetric files199check_2 tools/perf/arch/x86/entry/syscalls/syscall_32.tbl arch/x86/entry/syscalls/syscall_32.tbl200check_2 tools/perf/arch/x86/entry/syscalls/syscall_64.tbl arch/x86/entry/syscalls/syscall_64.tbl201check_2 tools/perf/arch/powerpc/entry/syscalls/syscall.tbl arch/powerpc/kernel/syscalls/syscall.tbl202check_2 tools/perf/arch/s390/entry/syscalls/syscall.tbl arch/s390/kernel/syscalls/syscall.tbl203check_2 tools/perf/arch/mips/entry/syscalls/syscall_n64.tbl arch/mips/kernel/syscalls/syscall_n64.tbl204 205for i in "${BEAUTY_FILES[@]}"206do207 beauty_check "$i" -B208done209 210# check duplicated library files211check_2 tools/perf/util/hashmap.h tools/lib/bpf/hashmap.h212check_2 tools/perf/util/hashmap.c tools/lib/bpf/hashmap.c213 214# Files with larger differences215 216check_ignore_some_hunks lib/list_sort.c217 218cd tools/perf || exit219 220if [ ${#FAILURES[@]} -gt 0 ]221then222 echo -e "${YELLOW}Warning${NC}: Kernel ABI header differences:"223 for i in "${FAILURES[@]}"224 do225 echo " diff -u $i"226 done227fi228