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SubjectRe: [PATCH 3/3] x86/syscalls: Don't sdjust CFLAGS for syscall tables
On Tue, May 25, 2021 at 3:17 AM Brian Gerst <brgerst@gmail.com> wrote:
>
> The syscall_*.c files only contain data (the syscall tables). There
> is no need to adjust CFLAGS for tracing and stack protector since they
> contain no code.
>
> Signed-off-by: Brian Gerst <brgerst@gmail.com>
> ---

Reviewed-by: Masahiro Yamada <masahiroy@kernel.org>

> arch/x86/entry/Makefile | 6 ------
> 1 file changed, 6 deletions(-)
>
> diff --git a/arch/x86/entry/Makefile b/arch/x86/entry/Makefile
> index 94d2843ce80c..7fec5dcf6438 100644
> --- a/arch/x86/entry/Makefile
> +++ b/arch/x86/entry/Makefile
> @@ -8,14 +8,8 @@ UBSAN_SANITIZE := n
> KCOV_INSTRUMENT := n
>
> CFLAGS_REMOVE_common.o = $(CC_FLAGS_FTRACE)
> -CFLAGS_REMOVE_syscall_64.o = $(CC_FLAGS_FTRACE)
> -CFLAGS_REMOVE_syscall_32.o = $(CC_FLAGS_FTRACE)
> -CFLAGS_REMOVE_syscall_x32.o = $(CC_FLAGS_FTRACE)
>
> CFLAGS_common.o += -fno-stack-protector
> -CFLAGS_syscall_64.o += -fno-stack-protector
> -CFLAGS_syscall_32.o += -fno-stack-protector
> -CFLAGS_syscall_x32.o += -fno-stack-protector
>
> obj-y := entry_$(BITS).o thunk_$(BITS).o syscall_$(BITS).o
> obj-y += common.o
> --
> 2.31.1
>


--
Best Regards
Masahiro Yamada

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