[PATCH] ARM: vdso: remove -nostdlib compiler flag

[Nick Desaulniers]

On Sun, Nov 7, 2021 at 8:19 AM Masahiro Yamada <masahiroy at kernel.org> wrote:
>
> The -nostdlib option requests the compiler to not use the standard
> system startup files or libraries when linking. It is effective only
> when $(CC) is used as a linker driver.
>
> Since commit fe00e50b2db8 ("ARM: 8858/1: vdso: use $(LD) instead of
> $(CC) to link VDSO"), $(LD) is directly used, hence -nostdlib is
> unneeded.

Thanks for the patch!
Reviewed-by: Nick Desaulniers <ndesaulniers at google.com>

>
> Signed-off-by: Masahiro Yamada <masahiroy at kernel.org>
> ---
>
>  arch/arm/vdso/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/arch/arm/vdso/Makefile b/arch/arm/vdso/Makefile
> index 7c9e395b77f7..ec52b776f926 100644
> --- a/arch/arm/vdso/Makefile
> +++ b/arch/arm/vdso/Makefile
> @@ -18,7 +18,7 @@ ccflags-y += -DDISABLE_BRANCH_PROFILING -DBUILD_VDSO32
>
>  ldflags-$(CONFIG_CPU_ENDIAN_BE8) := --be8
>  ldflags-y := -Bsymbolic --no-undefined -soname=linux-vdso.so.1 \
> -           -z max-page-size=4096 -nostdlib -shared $(ldflags-y) \
> +           -z max-page-size=4096 -shared $(ldflags-y) \
>             --hash-style=sysv --build-id=sha1 \
>             -T
>
> --
> 2.30.2
>
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-- 
Thanks,
~Nick Desaulniers