1#!/bin/sh 2# SPDX-License-Identifier: GPL-2.0 3 4if [ -z "$SRCARCH" ]; then 5 echo 'sync-check.sh: error: missing $SRCARCH environment variable' >&2 6 exit 1 7fi 8 9FILES="include/linux/objtool_types.h" 10 11if [ "$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/interval_tree_generic.h 20include/linux/static_call_types.h 21" 22 23SYNC_CHECK_FILES=' 24arch/x86/include/asm/inat.h 25arch/x86/include/asm/insn.h 26arch/x86/lib/inat.c 27arch/x86/lib/insn.c 28' 29fi 30 31check_2 () { 32 file1=$1 33 file2=$2 34 35 shift 36 shift 37 38 cmd="diff $* $file1 $file2 > /dev/null" 39 40 test -f $file2 && { 41 eval $cmd || { 42 echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2 43 echo diff -u $file1 $file2 44 } 45 } 46} 47 48check () { 49 file=$1 50 51 shift 52 53 check_2 tools/$file $file $* 54} 55 56if [ ! -d ../../kernel ] || [ ! -d ../../tools ] || [ ! -d ../objtool ]; then 57 exit 0 58fi 59 60cd ../.. 61 62while read -r file_entry; do 63 if [ -z "$file_entry" ]; then 64 continue 65 fi 66 67 check $file_entry 68done <<EOF 69$FILES 70EOF 71 72if [ "$SRCARCH" = "x86" ]; then 73 for i in $SYNC_CHECK_FILES; do 74 check $i '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"' 75 done 76fi 77