1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3 4if [ -z "$SRCARCH" ]; then 5 echo 'sync-check.sh: error: missing $SRCARCH environment variable' >&2 6 exit 1 7fi 8 9FILES="include/linux/objtool.h" 10 11if [ "$SRCARCH" = "x86" ]; then 12FILES="$FILES 13arch/x86/include/asm/nops.h 14arch/x86/include/asm/inat_types.h 15arch/x86/include/asm/orc_types.h 16arch/x86/include/asm/emulate_prefix.h 17arch/x86/lib/x86-opcode-map.txt 18arch/x86/tools/gen-insn-attr-x86.awk 19include/linux/static_call_types.h 20" 21 22SYNC_CHECK_FILES=' 23arch/x86/include/asm/inat.h 24arch/x86/include/asm/insn.h 25arch/x86/lib/inat.c 26arch/x86/lib/insn.c 27' 28fi 29 30check_2 () { 31 file1=$1 32 file2=$2 33 34 shift 35 shift 36 37 cmd="diff $* $file1 $file2 > /dev/null" 38 39 test -f $file2 && { 40 eval $cmd || { 41 echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2 42 echo diff -u $file1 $file2 43 } 44 } 45} 46 47check () { 48 file=$1 49 50 shift 51 52 check_2 tools/$file $file $* 53} 54 55if [ ! -d ../../kernel ] || [ ! -d ../../tools ] || [ ! -d ../objtool ]; then 56 exit 0 57fi 58 59cd ../.. 60 61while read -r file_entry; do 62 if [ -z "$file_entry" ]; then 63 continue 64 fi 65 66 check $file_entry 67done <<EOF 68$FILES 69EOF 70 71if [ "$SRCARCH" = "x86" ]; then 72 for i in $SYNC_CHECK_FILES; do 73 check $i '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"' 74 done 75fi 76