[RFC PATCH v4 23/37] arm64: kernel: Skip validation of sigreturn32.o

[Chen Zhongjin]

From: Julien Thierry <jthierry@xxxxxxxxxx>

sigreturn32.o contains aarch32 getting copied to the VDSO for
compat user tasks.

This code shouldn't get validated by arm64 objtool.

Signed-off-by: Julien Thierry <jthierry@xxxxxxxxxx>
---
 arch/arm64/kernel/Makefile | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/arch/arm64/kernel/Makefile b/arch/arm64/kernel/Makefile
index c4f01bfe79b4..eee5eb7d782b 100644
--- a/arch/arm64/kernel/Makefile
+++ b/arch/arm64/kernel/Makefile
@@ -40,6 +40,9 @@ $(obj)/%.stub.o: $(obj)/%.o FORCE
 obj-$(CONFIG_COMPAT)			+= sys32.o signal32.o			\
 					   sys_compat.o
 obj-$(CONFIG_COMPAT)			+= sigreturn32.o
+ifeq ($(CONFIG_COMPAT), y)
+OBJECT_FILES_NON_STANDARD_sigreturn32.o := y
+endif
 obj-$(CONFIG_KUSER_HELPERS)		+= kuser32.o
 
 OBJECT_FILES_NON_STANDARD_kuser32.o := y
-- 
2.17.1