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arm64: vdso: Explicitly add build-id option 

Commit 691efbedc6 ("arm64: vdso: use $(LD) instead of $(CC) to
link VDSO") switched to using LD explicitly. The --build-id option
needs to be passed explicitly, similar to x86. Add this option.

Fixes: 691efbedc6 ("arm64: vdso: use $(LD) instead of $(CC) to link VDSO")
Reviewed-by: Masahiro Yamada <yamada.masahiro@socionext.com>
Signed-off-by: Laura Abbott <labbott@redhat.com>
[will: drop redundant use of 'call ld-option' as requested by Masahiro]
Signed-off-by: Will Deacon <will.deacon@arm.com>
This commit is contained in:
Laura Abbott 2019-05-15 12:48:24 -07:00 committed by Will Deacon
parent 7ba36eccb3
commit 7a0a93c517
1 changed files with 2 additions and 2 deletions
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4
arch/arm64/kernel/vdso/Makefile
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@ -12,8 +12,8 @@ obj-vdso := gettimeofday.o note.o sigreturn.o
targets := $(obj-vdso) vdso.so vdso.so.dbg
obj-vdso := $(addprefix $(obj)/, $(obj-vdso))
ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 \
$(call ld-option, --hash-style=sysv) -n -T
ldflags-y := -shared -nostdlib -soname=linux-vdso.so.1 --hash-style=sysv \
--build-id -n -T
# Disable gcov profiling for VDSO code
GCOV_PROFILE := n