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authorBill Wendling <morbo@google.com>2020-09-22 16:21:40 -0700
committerMasahiro Yamada <masahiroy@kernel.org>2020-10-09 23:57:30 +0900
commita968433723310f35898b4a2f635a7991aeef66b1 (patch)
tree27bc9ae9916d55f2ccb9bec2afbd5aa0f9ecb678 /Makefile
parent548b8b5168c90c42e88f70fcf041b4ce0b8e7aa8 (diff)
kbuild: explicitly specify the build id style
ld's --build-id defaults to "sha1" style, while lld defaults to "fast". The build IDs are very different between the two, which may confuse programs that reference them. Signed-off-by: Bill Wendling <morbo@google.com> Acked-by: David S. Miller <davem@davemloft.net> Signed-off-by: Masahiro Yamada <masahiroy@kernel.org>
Diffstat (limited to 'Makefile')
-rw-r--r--Makefile4
1 files changed, 2 insertions, 2 deletions
diff --git a/Makefile b/Makefile
index e39ed7967cd6..088fb7d49dd7 100644
--- a/Makefile
+++ b/Makefile
@@ -982,8 +982,8 @@ KBUILD_CPPFLAGS += $(KCPPFLAGS)
KBUILD_AFLAGS += $(KAFLAGS)
KBUILD_CFLAGS += $(KCFLAGS)
-KBUILD_LDFLAGS_MODULE += --build-id
-LDFLAGS_vmlinux += --build-id
+KBUILD_LDFLAGS_MODULE += --build-id=sha1
+LDFLAGS_vmlinux += --build-id=sha1
ifeq ($(CONFIG_STRIP_ASM_SYMS),y)
LDFLAGS_vmlinux += $(call ld-option, -X,)