From: Arnaldo Carvalho de Melo <acme@kernel.org>
To: James Clark <james.clark@linaro.org>
Cc: Suzuki K Poulose <suzuki.poulose@arm.com>,
Mike Leach <mike.leach@arm.com>, Leo Yan <leo.yan@arm.com>,
Peter Zijlstra <peterz@infradead.org>,
Ingo Molnar <mingo@redhat.com>,
Namhyung Kim <namhyung@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Alexander Shishkin <alexander.shishkin@linux.intel.com>,
Jiri Olsa <jolsa@kernel.org>, Ian Rogers <irogers@google.com>,
Adrian Hunter <adrian.hunter@intel.com>,
John Garry <john.g.garry@oracle.com>,
Will Deacon <will@kernel.org>, Amir Ayupov <aaupov@meta.com>,
coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org,
linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 0/2] perf cs-etm: Queue context packets for frontend
Date: Fri, 29 May 2026 11:55:36 -0300 [thread overview]
Message-ID: <ahmo6AF3oGOvdzT8@x1> (raw)
In-Reply-To: <20260526-james-cs-context-tracking-fix-v1-0-ebd602e18287@linaro.org>
On Tue, May 26, 2026 at 12:14:35PM +0100, James Clark wrote:
> Fix thread tracking when decoding Coresight trace and add a new test for
> it.
>
> Unfortunately the test has to be added as a separate binary like the
> other existing Coresight workloads which needs a bit of makefile
> boilerplate. Ideally it would be a builtin Perf test workload, but Perf
> has a lot of dependencies and generates a lot of trace when starting up
> which makes tracing tests very slow because all that has to be decoded.
>
> Hopefully I can find a generic way to enable Perf events at the
> beginning of the workload and then I can migrate everything from
> tools/perf/tests/shell/coresight to Perf test workloads, but that will
> have to be done as a separate change.
>
> Signed-off-by: James Clark <james.clark@linaro.org>
James, there are some review comments from Sashiko, some looks
legitimate, wdyt?
- Arnaldo
next prev parent reply other threads:[~2026-05-29 14:55 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2026-05-26 11:14 [PATCH 0/2] perf cs-etm: Queue context packets for frontend James Clark
2026-05-26 11:14 ` [PATCH 1/2] " James Clark
2026-05-26 11:53 ` sashiko-bot
2026-05-26 11:14 ` [PATCH 2/2] perf test cs-etm: Test thread attribution James Clark
2026-05-26 12:13 ` sashiko-bot
2026-05-29 14:55 ` Arnaldo Carvalho de Melo [this message]
2026-05-29 14:58 ` [PATCH 0/2] perf cs-etm: Queue context packets for frontend James Clark
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