Re: [PATCH v2] arm64: vdso: remove commas between macro name and arguments

[Ard Biesheuvel]

On Fri, 16 Apr 2021 at 22:35, Jian Cai <jiancai@xxxxxxxxxx> wrote:
>
> LLVM's integrated assembler does not support using commas separating
> the name and arguments in .macro. However, only spaces are used in the
> manual page. This replaces commas between macro names and the subsequent
> arguments with space in calls to clock_gettime_return to make it
> compatible with IAS.
>
> Link:
> https://sourceware.org/binutils/docs/as/Macro.html#Macro
> https://github.com/ClangBuiltLinux/linux/issues/1349
>
> Suggested-by: Ard Biesheuvel <ardb@xxxxxxxxxx>

Please remove this tag - the only thing I suggested was to drop part
of the original patch.


> Signed-off-by: Jian Cai <jiancai@xxxxxxxxxx>
> ---
>
> Changes v1 -> v2:
>   Keep the comma in the macro definition to be consistent with other
>   definitions.
>
>  arch/arm64/kernel/vdso/gettimeofday.S | 6 +++---
>  1 file changed, 3 insertions(+), 3 deletions(-)
>
> diff --git a/arch/arm64/kernel/vdso/gettimeofday.S b/arch/arm64/kernel/vdso/gettimeofday.S
> index 856fee6d3512..b6faf8b5d1fe 100644
> --- a/arch/arm64/kernel/vdso/gettimeofday.S
> +++ b/arch/arm64/kernel/vdso/gettimeofday.S
> @@ -227,7 +227,7 @@ realtime:
>         seqcnt_check fail=realtime
>         get_ts_realtime res_sec=x10, res_nsec=x11, \
>                 clock_nsec=x15, xtime_sec=x13, xtime_nsec=x14, nsec_to_sec=x9
> -       clock_gettime_return, shift=1
> +       clock_gettime_return shift=1
>
>         ALIGN
>  monotonic:
> @@ -250,7 +250,7 @@ monotonic:
>                 clock_nsec=x15, xtime_sec=x13, xtime_nsec=x14, nsec_to_sec=x9
>
>         add_ts sec=x10, nsec=x11, ts_sec=x3, ts_nsec=x4, nsec_to_sec=x9
> -       clock_gettime_return, shift=1
> +       clock_gettime_return shift=1
>
>         ALIGN
>  monotonic_raw:
> @@ -271,7 +271,7 @@ monotonic_raw:
>                 clock_nsec=x15, nsec_to_sec=x9
>
>         add_ts sec=x10, nsec=x11, ts_sec=x13, ts_nsec=x14, nsec_to_sec=x9
> -       clock_gettime_return, shift=1
> +       clock_gettime_return shift=1
>
>         ALIGN
>  realtime_coarse:
> --
> 2.31.1.368.gbe11c130af-goog
>