linux-kernel - Re: [PATCH v2 2/2] perf cs-etm: Test sparse CPU maps

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Message-ID: <20260120112238.GH2732125@e132581.arm.com>
Date: Tue, 20 Jan 2026 11:22:38 +0000
From: Leo Yan <leo.yan@....com>
To: James Clark <james.clark@...aro.org>
Cc: Suzuki K Poulose <suzuki.poulose@....com>,
	Mike Leach <mike.leach@...aro.org>,
	John Garry <john.g.garry@...cle.com>, Will Deacon <will@...nel.org>,
	Leo Yan <leo.yan@...ux.dev>, 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>,
	Thomas Falcon <thomas.falcon@...el.com>, coresight@...ts.linaro.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-perf-users@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 2/2] perf cs-etm: Test sparse CPU maps

On Mon, Jan 19, 2026 at 10:18:36AM +0000, Coresight ML wrote:
> We only currently test with default (all CPUs) or --per-thread mode.
> Different permutations of the "-C" option can affect decoding so add
> tests for some of them.
> 
> Signed-off-by: James Clark <james.clark@...aro.org>

LGTM and verified on Juno board:

Tested-by: Leo Yan <leo.yan@....com>