linux-kernel - Re: [PATCH 1/3] perf sort: Keep output fields in the same level

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Message-Id: <174258180714.163787.15010272622789563467.b4-ty@kernel.org>
Date: Fri, 21 Mar 2025 11:30:07 -0700
From: Namhyung Kim <namhyung@...nel.org>
To: Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Ian Rogers <irogers@...gle.com>, Kan Liang <kan.liang@...ux.intel.com>, 
 Namhyung Kim <namhyung@...nel.org>
Cc: Jiri Olsa <jolsa@...nel.org>, Adrian Hunter <adrian.hunter@...el.com>, 
 Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...nel.org>, 
 LKML <linux-kernel@...r.kernel.org>, linux-perf-users@...r.kernel.org, 
 Dmitry Vyukov <dvyukov@...gle.com>
Subject: Re: [PATCH 1/3] perf sort: Keep output fields in the same level

On Fri, 07 Mar 2025 00:08:27 -0800, Namhyung Kim wrote:
> This is useful for hierarchy output mode where the first level is
> considered as output fields.  We want them in the same level so that it
> can show only the remaining groups in the hierarchy.
> 
> Before:
>   $ perf report -s overhead,sample,period,comm,dso -H --stdio
>   ...
>   #          Overhead  Samples / Period / Command / Shared Object
>   # .................  ..........................................
>   #
>      100.00%           4035
>         100.00%           3835883066
>            100.00%           perf
>                99.37%           perf
>                 0.50%           ld-linux-x86-64.so.2
>                 0.06%           [unknown]
>                 0.04%           libc.so.6
>                 0.02%           libLLVM-16.so.1
> 
> [...]
Applied to perf-tools-next, thanks!

Best regards,
Namhyung