linux-kernel - Re: [PATCH v2] perf record: Ensure space for lost samples

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Message-ID: <CAM9d7chyxF5LMz+-RQevD5N-vtg-VwaRq3+0kugeN8-vwLzHuA@mail.gmail.com>
Date: Tue, 11 Jun 2024 09:03:25 -0700
From: Namhyung Kim <namhyung@...nel.org>
To: Ian Rogers <irogers@...gle.com>
Cc: Peter Zijlstra <peterz@...radead.org>, Ingo Molnar <mingo@...hat.com>, 
	Arnaldo Carvalho de Melo <acme@...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>, Kan Liang <kan.liang@...ux.intel.com>, 
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org, 
	Milian Wolff <milian.wolff@...b.com>
Subject: Re: [PATCH v2] perf record: Ensure space for lost samples

Hi Ian,

On Mon, Jun 10, 2024 at 10:06 PM Ian Rogers <irogers@...gle.com> wrote:
>
> Previous allocation didn't account for sample ID written after the
> lost samples event. Switch from malloc/free to a stack allocation.
>
> Reported-by: Milian Wolff <milian.wolff@...b.com>
> Closes: https://lore.kernel.org/linux-perf-users/23879991.0LEYPuXRzz@milian-workstation/
> Signed-off-by: Ian Rogers <irogers@...gle.com>

Acked-by: Namhyung Kim <namhyung@...nel.org>

Thanks,
Namhyung