diff mbox series

[RFC,v2,02/21] arm64/vdso: Filter out CC_FLAGS_CFI

Message ID 20220513202159.1550547-3-samitolvanen@google.com (mailing list archive)
State New, archived
Headers show
Series KCFI support | expand

Commit Message

Sami Tolvanen May 13, 2022, 8:21 p.m. UTC
Explicitly filter out CC_FLAGS_CFI in preparation for the flags being
removed from CC_FLAGS_LTO.

Signed-off-by: Sami Tolvanen <samitolvanen@google.com>
---
 arch/arm64/kernel/vdso/Makefile | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

Comments

Kees Cook May 14, 2022, 9:42 p.m. UTC | #1
On Fri, May 13, 2022 at 01:21:40PM -0700, Sami Tolvanen wrote:
> Explicitly filter out CC_FLAGS_CFI in preparation for the flags being
> removed from CC_FLAGS_LTO.
> 
> Signed-off-by: Sami Tolvanen <samitolvanen@google.com>

Reviewed-by: Kees Cook <keescook@chromium.org>
diff mbox series

Patch

diff --git a/arch/arm64/kernel/vdso/Makefile b/arch/arm64/kernel/vdso/Makefile
index 172452f79e46..6c26e0a76a06 100644
--- a/arch/arm64/kernel/vdso/Makefile
+++ b/arch/arm64/kernel/vdso/Makefile
@@ -33,7 +33,8 @@  ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO
 # the CFLAGS of vgettimeofday.c to make possible to build the
 # kernel with CONFIG_WERROR enabled.
 CFLAGS_REMOVE_vgettimeofday.o = $(CC_FLAGS_FTRACE) -Os $(CC_FLAGS_SCS) $(GCC_PLUGINS_CFLAGS) \
-				$(CC_FLAGS_LTO) -Wmissing-prototypes -Wmissing-declarations
+				$(CC_FLAGS_LTO) $(CC_FLAGS_CFI) \
+				-Wmissing-prototypes -Wmissing-declarations
 KASAN_SANITIZE			:= n
 KCSAN_SANITIZE			:= n
 UBSAN_SANITIZE			:= n