Re: [PATCH 7/8] perf/core: Introduce perf_prepare_header()

[Song Liu]

On Thu, Jan 12, 2023 at 1:40 PM Namhyung Kim <namhyung@xxxxxxxxxx> wrote:
>
> Factor out perf_prepare_header() so that it can call
> perf_prepare_sample() without a header if not needed.
>
> Also it checks the filtered_sample_type to avoid duplicate
> work when perf_prepare_sample() is called twice (or more).
>
> Cc: linux-s390@xxxxxxxxxxxxxxx
> Cc: x86@xxxxxxxxxx
> Suggested-by: Peter Zijlstr <peterz@xxxxxxxxxxxxx>
> Signed-off-by: Namhyung Kim <namhyung@xxxxxxxxxx>

Acked-by: Song Liu <song@xxxxxxxxxx>