linux-kernel - Re: [PATCH V2] perf test: Add a perf event fallback test

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Message-Id: <176314532528.3522480.1979899143868946845.b4-ty@kernel.org>
Date: Fri, 14 Nov 2025 10:35:25 -0800
From: Namhyung Kim <namhyung@...nel.org>
To: Peter Zijlstra <peterz@...radead.org>, 
 Adrian Hunter <adrian.hunter@...el.com>, Ingo Molnar <mingo@...hat.com>, 
 Jiri Olsa <jolsa@...nel.org>, Mark Rutland <mark.rutland@....com>, 
 Ian Rogers <irogers@...gle.com>, Arnaldo Carvalho de Melo <acme@...nel.org>, 
 Alexander Shishkin <alexander.shishkin@...ux.intel.com>, 
 Zide Chen <zide.chen@...el.com>
Cc: linux-kernel@...r.kernel.org, linux-perf-users@...r.kernel.org, 
 thomas.falcon@...el.com, dapeng1.mi@...ux.intel.com, xudong.hao@...el.com
Subject: Re: [PATCH V2] perf test: Add a perf event fallback test

On Wed, 12 Nov 2025 08:48:23 -0800, Zide Chen wrote:
> This adds test cases to verify the precise ip fallback logic:
> 
> - If the system supports precise ip, for an event given with the maximum
>   precision level, it should be able to decrease precise_ip to find a
>   supported level.
> - The same fallback behavior should also work in more complex scenarios,
>   such as event groups or when PEBS is involved
> 
> [...]
Applied to perf-tools-next, thanks!

Best regards,
Namhyung