linux-kernel - Re: [PATCH v2] perf/core: Replace memset(0) + strscpy() with strscpy

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Message-Id: <27A3E6D2-3982-401A-8AEB-8E60DFCC45A9@linux.dev>
Date: Mon, 11 Aug 2025 20:29:30 +0200
From: Thorsten Blum <thorsten.blum@...ux.dev>
To: Peter Zijlstra <peterz@...radead.org>,
 Ingo Molnar <mingo@...hat.com>,
 Arnaldo Carvalho de Melo <acme@...nel.org>,
 Namhyung Kim <namhyung@...nel.org>,
 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>,
 "Liang, Kan" <kan.liang@...ux.intel.com>
Cc: linux-perf-users@...r.kernel.org,
 linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2] perf/core: Replace memset(0) + strscpy() with
 strscpy_pad()

On 11. Aug 2025, at 20:18, Thorsten Blum wrote:
> Changes in v2:
> - Keep strlen() as we're not checking the return value of strscpy_pad()
>  for string truncation
> - Link to v1: https://lore.kernel.org/lkml/20250811091637.4492-2-thorsten.blum@linux.dev/

Actually v1 was just fine because both source and destination buffers
have the same size 'TASK_COMM_LEN' and the string won't be truncated.

Sorry for the noise.