[tip: objtool/core] objtool: Make sync-check consider the target architecture

[tip-bot2 for Julien Thierry]

The following commit has been merged into the objtool/core branch of tip:

Commit-ID:     bb090fdb70ecc51c91e1d86345adae064caa06c8
Gitweb:        https://git.kernel.org/tip/bb090fdb70ecc51c91e1d86345adae064caa06c8
Author:        Julien Thierry <jthierry@xxxxxxxxxx>
AuthorDate:    Fri, 04 Sep 2020 16:30:20 +01:00
Committer:     Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
CommitterDate: Thu, 10 Sep 2020 10:43:13 -05:00

objtool: Make sync-check consider the target architecture

Do not take into account outdated headers unrelated to the build of the
current architecture.

[ jpoimboe: use $SRCARCH directly ]

Reviewed-by: Miroslav Benes <mbenes@xxxxxxx>
Signed-off-by: Julien Thierry <jthierry@xxxxxxxxxx>
Signed-off-by: Josh Poimboeuf <jpoimboe@xxxxxxxxxx>
---
 tools/objtool/sync-check.sh | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/tools/objtool/sync-check.sh b/tools/objtool/sync-check.sh
index b5f5266..cea1c12 100755
--- a/tools/objtool/sync-check.sh
+++ b/tools/objtool/sync-check.sh
@@ -1,6 +1,12 @@
 #!/bin/sh
 # SPDX-License-Identifier: GPL-2.0
 
+if [ -z "$SRCARCH" ]; then
+	echo 'sync-check.sh: error: missing $SRCARCH environment variable' >&2
+	exit 1
+fi
+
+if [ "$SRCARCH" = "x86" ]; then
 FILES="
 arch/x86/include/asm/inat_types.h
 arch/x86/include/asm/orc_types.h
@@ -13,6 +19,7 @@ arch/x86/include/asm/insn.h     -I '^#include [\"<]\(asm/\)*inat.h[\">]'
 arch/x86/lib/inat.c             -I '^#include [\"<]\(../include/\)*asm/insn.h[\">]'
 arch/x86/lib/insn.c             -I '^#include [\"<]\(../include/\)*asm/in\(at\|sn\).h[\">]' -I '^#include [\"<]\(../include/\)*asm/emulate_prefix.h[\">]'
 "
+fi
 
 check_2 () {
   file1=$1