linux-kernel - Re: [PATCH 1/2] Read perf data file header from the file user specified with -i option for perf script flamegraph

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Message-Id: <175078758996.337518.10407598236638254580.b4-ty@kernel.org>
Date: Tue, 24 Jun 2025 10:53:09 -0700
From: Namhyung Kim <namhyung@...nel.org>
To: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
 Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Tianyou Li <tianyou.li@...el.com>
Cc: Mark Rutland <mark.rutland@....com>, 
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>, 
 Jiri Olsa <jolsa@...nel.org>, Ian Rogers <irogers@...gle.com>, 
 Adrian Hunter <adrian.hunter@...el.com>, 
 Kan Liang <kan.liang@...ux.intel.com>, wangyang.guo@...el.com, 
 linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/2] Read perf data file header from the file user
 specified with -i option for perf script flamegraph

On Tue, 10 Jun 2025 12:04:22 +0800, Tianyou Li wrote:
> If specify the perf data file with -i option, the script will try to read the header information
> regardless of the file name specified, instead it will try to access the perf.data. This simple
> patch use the file name from -i option for command perf report --header-only to read the header.
> 
> 
Applied to perf-tools-next, thanks!

Best regards,
Namhyung