linux-kernel - Re: [PATCH V3 0/4] Several perf metrics topdown related fixes

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Date:   Fri, 20 May 2022 11:15:48 -0300
From:   Arnaldo Carvalho de Melo <acme@...nel.org>
To:     kan.liang@...ux.intel.com
Cc:     mingo@...hat.com, irogers@...gle.com, jolsa@...nel.org,
        namhyung@...nel.org, linux-kernel@...r.kernel.org,
        linux-perf-users@...r.kernel.org, peterz@...radead.org,
        zhengjun.xing@...ux.intel.com, adrian.hunter@...el.com,
        ak@...ux.intel.com, eranian@...gle.com
Subject: Re: [PATCH V3 0/4] Several perf metrics topdown related fixes

Em Wed, May 18, 2022 at 07:38:56AM -0700, kan.liang@...ux.intel.com escreveu:
> From: Kan Liang <kan.liang@...ux.intel.com>
> 
> The Patch 1 is a follow-up patch for Ian's ("Fix topdown event weak
> grouping")[1].
> 
> The patch 2 is to fix the perf metrics topdown events in a mixed group.
> It reuses the function introduced in [1].
> Patch 1 & 2 should be on top of [1].
> 
> The patch 3 & 4 are to fix other perf metrics topdown related issues.
> They can be merged separately.
> 
> [1]: https://lore.kernel.org/all/20220517052724.283874-2-irogers@google.com/

Thanks, applied.

- Arnaldo

 
> Changes since V2:
> - Add more comments for the evsel__sys_has_perf_metrics() and
>   topdown_sys_has_perf_metrics()
> - Remove the uncessary evsel->core.leader->nr_members = 0; in patch 2.
>   The value has been updated in the new evsel__remove_from_group().
> - Add Reviewed-by from Ian for patch 4
> 
> Changes since V1:
> - Add comments for the evsel__sys_has_perf_metrics() and
>   topdown_sys_has_perf_metrics()
> - Factor out evsel__remove_from_group()
> - Add Reviewed-by from Ian for patch 3
> 
> Kan Liang (4):
>   perf evsel: Fixes topdown events in a weak group for the hybrid
>     platform
>   perf stat: Always keep perf metrics topdown events in a group
>   perf parse-events: Support different format of the topdown event name
>   perf parse-events: Move slots event for the hybrid platform too
> 
>  tools/perf/arch/x86/util/evlist.c  |  7 ++++---
>  tools/perf/arch/x86/util/evsel.c   | 23 +++++++++++++++++++++--
>  tools/perf/arch/x86/util/topdown.c | 25 +++++++++++++++++++++++++
>  tools/perf/arch/x86/util/topdown.h |  7 +++++++
>  tools/perf/builtin-stat.c          |  7 ++-----
>  tools/perf/util/evlist.c           |  6 +-----
>  tools/perf/util/evsel.c            | 13 +++++++++++--
>  tools/perf/util/evsel.h            |  2 +-
>  8 files changed, 72 insertions(+), 18 deletions(-)
>  create mode 100644 tools/perf/arch/x86/util/topdown.h
> 
> -- 
> 2.35.1

-- 

- Arnaldo