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Fri, 09 Oct 2026 02:25:52 -0700 (PDT) Received: from [192.168.1.3] ([37.18.141.193]) by smtp.gmail.com with ESMTPSA id ffacd0b85a97d-48db9462ebcsm3297499f8f.8.2026.10.09.02.25.50 (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Fri, 09 Oct 2026 02:25:51 -0700 (PDT) Message-ID: Date: Fri, 9 Oct 2026 10:25:50 +0100 MIME-Version: 1.0 User-Agent: Mozilla Thunderbird Subject: Re: [PATCH v2 09/14] perf cs-etm: Queue partial AUX records To: Leo Yan Cc: Suzuki K Poulose , Mike Leach , John Garry , Will Deacon , Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Mathieu Poirier , Jonathan Corbet , Shuah Khan , Suyash Mahar , Amir Ayupov , Leo Yan , linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org, linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org, Arnaldo Carvalho de Melo , linux-doc@vger.kernel.org References: <20260821-james-cs-unformatted-per-thread-fix-v2-0-00c4fd0701b4@linaro.org> <20260821-james-cs-unformatted-per-thread-fix-v2-9-00c4fd0701b4@linaro.org> <20260827170936.GO8904@e132581.arm.com> Content-Language: en-US From: James Clark In-Reply-To: <20260827170936.GO8904@e132581.arm.com> Content-Type: text/plain; charset=UTF-8; format=flowed Content-Transfer-Encoding: 7bit X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.9.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20261009_022554_177181_D06D3255 X-CRM114-Status: GOOD ( 13.06 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 27/08/2026 18:09, Leo Yan wrote: > On Fri, Aug 21, 2026 at 10:49:07AM +0100, James Clark wrote: >> In snapshot mode AUX records may straddle the boundary of multiple trace >> buffers. Currently we only queue AUX records whose range is contained >> wholly within a single buffer. >> >> Fix it by queuing any partial AUX range that overlaps any buffer. > > This issue has already existed before this series, so need a fix tag? > I saw it as more of an improvement than a fix. I was hesitant to put fix tags on everything because there can be so many different interactions between the changes. Maybe we can leave the fix tags for the actual blockers and asserts etc? >> Signed-off-by: James Clark > > Otherwise: > > Reviewed-by: Leo Yan