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[68.147.8.254]) by smtp.gmail.com with ESMTPSA id w66sm5791196pfb.47.2019.05.14.12.40.19 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Tue, 14 May 2019 12:40:19 -0700 (PDT) From: Mathieu Poirier To: linux-arm-kernel@lists.infradead.org Subject: [PATCH V2 0/6] coresight: Fix snapshot mode Date: Tue, 14 May 2019 13:40:12 -0600 Message-Id: <20190514194018.23420-1-mathieu.poirier@linaro.org> X-Mailer: git-send-email 2.17.1 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190514_124022_479886_B3FCC4A9 X-CRM114-Status: UNSURE ( 8.89 ) X-CRM114-Notice: Please train this message. X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: suzuki.poulose@arm.com, alexander.shishkin@linux.intel.com, coresight@lists.linaro.org, acme@kernel.org, peterz@infradead.org, mingo@redhat.com, leo.yan@linaro.org, mike.leach@linaro.org MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org This is the second revision of a set that fix miscellaneous problems preventing snapshot mode from working properly when CoreSight events are used. It applies cleanly on the coresight next branch[1] and will be posted again when 5.2-rc1 comes out. Best regards, Mathieu [1]. https://git.linaro.org/kernel/coresight.git/ branch next Changes for V2: * Drop requirement to make the perf AUX buffer the same size as the sink buffers. * Re-worked the user space algorithm to find '*head' and '*old". * Fixed typo in changelogs (Leo). Mathieu Poirier (6): coresight: etb10: Properly set AUX buffer head in snapshot mode coresight: tmc-etr: Properly set AUX buffer head in snapshot mode coresight: tmc-etf: Properly set AUX buffer head in snapshot mode coresight: tmc-etf: Fix snapshot mode update function coresight: perf: Don't set the truncated flag in snapshot mode perf tools: Properly set the value of 'old' and 'head' in snapshot mode drivers/hwtracing/coresight/coresight-etb10.c | 21 ++- .../hwtracing/coresight/coresight-tmc-etf.c | 28 ++-- .../hwtracing/coresight/coresight-tmc-etr.c | 19 ++- tools/perf/arch/arm/util/cs-etm.c | 124 +++++++++++++++++- 4 files changed, 165 insertions(+), 27 deletions(-) -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel