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Fri, 29 May 2026 07:58:28 -0700 (PDT) Message-ID: <7dd351bd-2695-4eb1-a875-c859c9711d72@linaro.org> Date: Fri, 29 May 2026 15:58:27 +0100 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH 0/2] perf cs-etm: Queue context packets for frontend To: Arnaldo Carvalho de Melo Cc: Suzuki K Poulose , Mike Leach , Leo Yan , Peter Zijlstra , Ingo Molnar , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , John Garry , Will Deacon , Amir Ayupov , coresight@lists.linaro.org, linux-arm-kernel@lists.infradead.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org References: <20260526-james-cs-context-tracking-fix-v1-0-ebd602e18287@linaro.org> Content-Language: en-US From: James Clark In-Reply-To: Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit On 29/05/2026 3:55 pm, Arnaldo Carvalho de Melo wrote: > 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, there are some review comments from Sashiko, some looks > legitimate, wdyt? > > - Arnaldo Yes, and I'm waiting for Leo to take a look too. There will definitely be a v2. Thanks James