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2024-05-10 748e4f3d702def1a4bff191e0cf93b6a05340f01

 kernel/tools/objtool/sync-check.sh
..
..
@@ -1,29 +1,74 @@
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 #!/bin/sh
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 # SPDX-License-Identifier: GPL-2.0
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-FILES='
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-arch/x86/lib/insn.c
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-arch/x86/lib/inat.c
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-arch/x86/lib/x86-opcode-map.txt
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-arch/x86/tools/gen-insn-attr-x86.awk
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-arch/x86/include/asm/insn.h
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-arch/x86/include/asm/inat.h
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+if [ -z "$SRCARCH" ]; then
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+	echo 'sync-check.sh: error: missing $SRCARCH environment variable' >&2
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+	exit 1
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+fi
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+
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+FILES="include/linux/objtool.h"
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+
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+if [ "$SRCARCH" = "x86" ]; then
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+FILES="$FILES
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 arch/x86/include/asm/inat_types.h
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 arch/x86/include/asm/orc_types.h
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+arch/x86/include/asm/emulate_prefix.h
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+arch/x86/lib/x86-opcode-map.txt
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+arch/x86/tools/gen-insn-attr-x86.awk
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+include/linux/static_call_types.h
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+"
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+
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+SYNC_CHECK_FILES='
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+arch/x86/include/asm/inat.h
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+arch/x86/include/asm/insn.h
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+arch/x86/lib/inat.c
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+arch/x86/lib/insn.c
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 '
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+fi
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-check()
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-{
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-	local file=$1
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+check_2 () {
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+  file1=$1
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+  file2=$2
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-	diff $file ../../$file > /dev/null ||
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-		echo "Warning: synced file at 'tools/objtool/$file' differs from latest kernel version at '$file'"
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+  shift
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+  shift
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+
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+  cmd="diff $* $file1 $file2 > /dev/null"
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+
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+  test -f $file2 && {
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+    eval $cmd || {
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+      echo "Warning: Kernel ABI header at '$file1' differs from latest version at '$file2'" >&2
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+      echo diff -u $file1 $file2
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+    }
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+  }
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+}
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+
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+check () {
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+  file=$1
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+
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+  shift
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+
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+  check_2 tools/$file $file $*
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 }
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 if [ ! -d ../../kernel ] || [ ! -d ../../tools ] || [ ! -d ../objtool ]; then
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 	exit 0
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 fi
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-for i in $FILES; do
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-  check $i
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-done
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+cd ../..
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+
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+while read -r file_entry; do
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+    if [ -z "$file_entry" ]; then
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+	continue
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+    fi
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+
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+    check $file_entry
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+done <<EOF
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+$FILES
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+EOF
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+
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+if [ "$SRCARCH" = "x86" ]; then
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+	for i in $SYNC_CHECK_FILES; do
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+		check $i '-I "^.*\/\*.*__ignore_sync_check__.*\*\/.*$"'
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+	done
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+fi