diff mbox series

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

Message ID 20220429094355.122389-24-chenzhongjin@huawei.com (mailing list archive)
State New, archived
Headers show
Series objtool: add base support for arm64 | expand

Commit Message

Chen Zhongjin April 29, 2022, 9:43 a.m. UTC 
From: Julien Thierry <jthierry@redhat.com>

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@redhat.com>
---
 arch/arm64/kernel/Makefile | 3 +++
 1 file changed, 3 insertions(+)
diff mbox series

Patch

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