linux-kernel - Re: [PATCH] perf tools: Dump callchain context marker names

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Message-ID: <aWasKG0TD5dnpDSK@x1>
Date: Tue, 13 Jan 2026 17:33:44 -0300
From: Arnaldo Carvalho de Melo <acme@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: James Clark <james.clark@...aro.org>,
	Peter Zijlstra <peterz@...radead.org>,
	Ingo Molnar <mingo@...hat.com>, Namhyung Kim <namhyung@...nel.org>,
	Mark Rutland <mark.rutland@....com>,
	Alexander Shishkin <alexander.shishkin@...ux.intel.com>,
	Jiri Olsa <jolsa@...nel.org>,
	Adrian Hunter <adrian.hunter@...el.com>, Leo Yan <leo.yan@....com>,
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] perf tools: Dump callchain context marker names

On Fri, Jan 02, 2026 at 04:18:37AM -0800, Ian Rogers wrote:
> On Fri, Jan 2, 2026 at 4:16 AM James Clark <james.clark@...aro.org> wrote:
> >
> > These are hard to interpret in the raw output because they are printed
> > as hex but are defined in perf_event.h as decimal. Make it much easier
> > to read the raw callchains by just printing their names.
> >
> > For example:
> >
> >   $ perf report -D
> >
> >   1798195372321 0x4638 [0xb0]: PERF_RECORD_SAMPLE(IP, 0x4002): 44922/44922: 0x7c8046dd3400 period: 120218 addr: 0
> >   ... FP chain: nr:12
> >   .....  0: fffffffffffffe00 (PERF_CONTEXT_USER)
> >   .....  1: 00007c8046dd3400
> >   .....  2: 00007c8046db86d3
> >
> > Signed-off-by: James Clark <james.clark@...aro.org>
> 
> Reviewed-by: Ian Rogers <irogers@...gle.com>

Thanks, applied to perf-tools-next,

- Arnaldo