Re: [PATCH v4 0/6] perf c2c: Code refactoring

From: Namhyung Kim
Date: Fri Jan 15 2021 - 02:31:44 EST


Hello,

On Fri, Jan 15, 2021 at 12:46 AM Leo Yan <leo.yan@xxxxxxxxxx> wrote:
>
> This patch series is for several minor code refactoring, which is
> extracted from the patch series "perf c2c: Sort cacheline with all
> loads" [1].
>
> There has a known issue for Arm SPE store operations and Arm SPE is
> the only consumer for soring with all loads, this is the reason in this
> series drops the changes for dimensions and sorting, and only extracts
> the patches related with code refactoring. So this series doesn't
> introduce any functionality change.
>
> The patches have been tested on x86_64 and compared the result before
> and after applying the patches, and confirmed no difference for the
> output result.
>
> Changes from v3:
> * Refined patch 03/06 to remove unnecessary parentheses and test and
> return early in the function filter_display() (Joe Perches);
> * Added new patch 04/06 to make argument type as u32 for percent().
>
> Changes from v2:
> * Changed to use static functions to replace macros (Namhyung);
> * Added Jiri's Ack tags in the unchanged patches;
> * Minor improvement in the commit logs.
>
> [1] https://lore.kernel.org/patchwork/cover/1353064/
>
>
> Leo Yan (6):
> perf c2c: Rename for shared cache line stats
> perf c2c: Refactor hist entry validation
> perf c2c: Refactor display filter
> perf c2c: Fix argument type for percent()
> perf c2c: Refactor node display
> perf c2c: Add local variables for output metrics

Acked-by: Namhyung Kim <namhyung@xxxxxxxxxx>

Thanks,
Namhyung