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Date: Wed, 3 Jun 2026 18:25:46 +0100
From: Leo Yan <leo.yan@arm.com>
To: James Clark <james.clark@linaro.org>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>,
	Mike Leach <mike.leach@arm.com>,
	Arnaldo Carvalho de Melo <acme@kernel.org>,
	Namhyung Kim <namhyung@kernel.org>, Jiri Olsa <jolsa@kernel.org>,
	Ian Rogers <irogers@google.com>, Amir Ayupov <aaupov@meta.com>,
	Jonathan Corbet <corbet@lwn.net>,
	Shuah Khan <skhan@linuxfoundation.org>,
	Paschalis Mpeis <Paschalis.Mpeis@arm.com>,
	coresight@lists.linaro.org, linux-perf-users@vger.kernel.org,
	linux-kernel@vger.kernel.org,
	Arnaldo Carvalho de Melo <acme@redhat.com>,
	linux-doc@vger.kernel.org
Subject: Re: [PATCH v2 14/18] perf test cs-etm: Remove unused Coresight
 workloads
Message-ID: <20260603172546.GE101133@e132581.arm.com>
References: <20260602-james-cs-context-tracking-fix-v2-0-85b5ce6f55c6@linaro.org>
 <20260602-james-cs-context-tracking-fix-v2-14-85b5ce6f55c6@linaro.org>
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In-Reply-To: <20260602-james-cs-context-tracking-fix-v2-14-85b5ce6f55c6@linaro.org>

On Tue, Jun 02, 2026 at 03:26:56PM +0100, James Clark wrote:

[...]

> -When you run perf test, it will do a lot of self tests. Some of those
> -tests will cover CoreSight (only if enabled and on ARM64). You
> -generally would run perf test from the tools/perf directory in the
> -kernel tree. Some tests will check some internal perf support like:
> -
> -   Check Arm CoreSight trace data recording and synthesized samples
> -   Check Arm SPE trace data recording and synthesized samples

Should we keep the chunk for but suggest a perf command as

  perf test "CoreSight" ?

> diff --git a/MAINTAINERS b/MAINTAINERS
> index b539be153f6a..7efb893edcbb 100644
> --- a/MAINTAINERS
> +++ b/MAINTAINERS
> @@ -2751,7 +2751,6 @@ F:	tools/perf/arch/arm/util/cs-etm.h
>  F:	tools/perf/arch/arm/util/pmu.c
>  F:	tools/perf/tests/shell/*coresight*
>  F:	tools/perf/tests/shell/coresight/*
> -F:	tools/perf/tests/shell/lib/*coresight*

Need to delete tools/perf/tests/shell/coresight/* ?

Thanks,
Leo