linux-kernel - [PATCH v3 02/10] objtool: Make sync-check consider the target architecture

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Message-Id: <20200904153028.32676-3-jthierry@redhat.com>
Date:   Fri,  4 Sep 2020 16:30:20 +0100
From:   Julien Thierry <jthierry@...hat.com>
To:     linux-kernel@...r.kernel.org
Cc:     jpoimboe@...hat.com, peterz@...radead.org, mbenes@...e.cz,
        raphael.gault@....com, benh@...nel.crashing.org,
        Julien Thierry <jthierry@...hat.com>
Subject: [PATCH v3 02/10] objtool: Make sync-check consider the target architecture

Do not take into account outdated headers unrelated to the build of the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

Reviewed-by: Miroslav Benes <mbenes@...e.cz>
Signed-off-by: Julien Thierry <jthierry@...hat.com>
---
 tools/objtool/Makefile      | 2 +-
 tools/objtool/sync-check.sh | 4 ++++
 2 files changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
index 33d1e3ca8efd..20df5541ca43 100644
--- a/tools/objtool/Makefile
+++ b/tools/objtool/Makefile
@@ -64,7 +64,7 @@ export srctree OUTPUT CFLAGS SRCARCH AWK
 include $(srctree)/tools/build/Makefile.include
 
 $(OBJTOOL_IN): fixdep FORCE
-	@$(CONFIG_SHELL) ./sync-check.sh
+	@$(CONFIG_SHELL) ./sync-check.sh $(SRCARCH)
 	@$(MAKE) $(build)=objtool
 
 $(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN)
diff --git a/tools/objtool/sync-check.sh b/tools/objtool/sync-check.sh
index c9674877419c..07249900db1c 100755
--- a/tools/objtool/sync-check.sh
+++ b/tools/objtool/sync-check.sh
@@ -1,6 +1,9 @@
 #!/bin/sh
 # SPDX-License-Identifier: GPL-2.0
 
+TARGET_ARCH=$1
+
+if [ "$TARGET_ARCH" == "x86" ]; then
 FILES="
 arch/x86/include/asm/inat_types.h
 arch/x86/include/asm/orc_types.h
@@ -12,6 +15,7 @@ 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
-- 
2.21.3