From: Leo Yan <leo.yan@linaro.org> To: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: acme@kernel.org, peterz@infradead.org, mingo@redhat.com, alexander.shishkin@linux.intel.com, jolsa@redhat.com, namhyung@kernel.org, suzuki.poulose@arm.com, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, coresight@lists.linaro.org Subject: Re: [PATCH v2 00/17] perf tools: Coresight: Add CPU-wide trace support Date: Fri, 31 May 2019 09:45:34 +0800 [thread overview] Message-ID: <20190531014534.GA5121@leoy-ThinkPad-X240s> (raw) In-Reply-To: <20190524173508.29044-1-mathieu.poirier@linaro.org> On Fri, May 24, 2019 at 11:34:51AM -0600, Mathieu Poirier wrote: > This patchset adds support for CoreSight CPU-wide trace scenarios. More > specifically it extends the work that was done for per thread scenarios to > handle more than a single trace ID. It also temporally correlate traces > based on timestamp generated by the tracers so that rendering by the perf > mechanic is ordered. > > Everything is based on Arnaldo's perf/core branch (46d4c9a05285). I will > send another revision when it is rebased to a 5.2 rc candidate. > > Before this set: > # root@juno:/home/linaro# perf record -e cs_etm/@20070000.etr/ -C 2,3 sleep 1 > failed to mmap with 12 (Cannot allocate memory) > > After this set: > # root@juno:/home/linaro# perf record -e cs_etm/@20070000.etr/ -C 2,3 sleep 1 > [ perf record: Captured and wrote 1.352 MB perf.data ] I have tested this patch set on Juno and DB410c boards, FWIW: Tested-by: Leo Yan <leo.yan@linaro.org> > Regards, > Mathieu > > Changes for V2: > * Fixed error condition in function cs_etm_set_option() (Leo) > * Fixed changelog spelling error (Leo). > * Moved from calloc() to malloc() in cs_etm__etmq_get_traceid_queue() > * Got rid of CS_ETM_PACKET_QUEUE_NR macro > * Fixed indentation problem in function cs_etm__process_traceid_queue() (Leo). > > Mathieu Poirier (17): > perf tools: Configure contextID tracing in CPU-wide mode > perf tools: Configure timestsamp generation in CPU-wide mode > perf tools: Configure SWITCH_EVENTS in CPU-wide mode > perf tools: Add handling of itrace start events > perf tools: Add handling of switch-CPU-wide events > perf tools: Refactor error path in cs_etm_decoder__new() > perf tools: Move packet queue out of decoder structure > perf tools: Fix indentation in function > cs_etm__process_decoder_queue() > perf tools: Introduce the concept of trace ID queues > perf tools: Get rid of unused cpu in struct cs_etm_queue > perf tools: Move thread to traceid_queue > perf tools: Move tid/pid to traceid_queue > perf tools: Use traceID aware memory callback API > perf tools: Add support for multiple traceID queues > perf tools: Linking PE contextID with perf thread mechanic > perf tools: Add notion of time to decoding code > perf tools: Add support for CPU-wide trace scenarios > > tools/perf/Makefile.config | 3 + > tools/perf/arch/arm/util/cs-etm.c | 186 ++- > .../perf/util/cs-etm-decoder/cs-etm-decoder.c | 269 +++-- > .../perf/util/cs-etm-decoder/cs-etm-decoder.h | 39 +- > tools/perf/util/cs-etm.c | 1026 +++++++++++++---- > tools/perf/util/cs-etm.h | 103 ++ > 6 files changed, 1252 insertions(+), 374 deletions(-) > > -- > 2.17.1 >
WARNING: multiple messages have this Message-ID (diff)
From: Leo Yan <leo.yan@linaro.org> To: Mathieu Poirier <mathieu.poirier@linaro.org> Cc: suzuki.poulose@arm.com, peterz@infradead.org, coresight@lists.linaro.org, linux-kernel@vger.kernel.org, acme@kernel.org, alexander.shishkin@linux.intel.com, mingo@redhat.com, namhyung@kernel.org, jolsa@redhat.com, linux-arm-kernel@lists.infradead.org Subject: Re: [PATCH v2 00/17] perf tools: Coresight: Add CPU-wide trace support Date: Fri, 31 May 2019 09:45:34 +0800 [thread overview] Message-ID: <20190531014534.GA5121@leoy-ThinkPad-X240s> (raw) In-Reply-To: <20190524173508.29044-1-mathieu.poirier@linaro.org> On Fri, May 24, 2019 at 11:34:51AM -0600, Mathieu Poirier wrote: > This patchset adds support for CoreSight CPU-wide trace scenarios. More > specifically it extends the work that was done for per thread scenarios to > handle more than a single trace ID. It also temporally correlate traces > based on timestamp generated by the tracers so that rendering by the perf > mechanic is ordered. > > Everything is based on Arnaldo's perf/core branch (46d4c9a05285). I will > send another revision when it is rebased to a 5.2 rc candidate. > > Before this set: > # root@juno:/home/linaro# perf record -e cs_etm/@20070000.etr/ -C 2,3 sleep 1 > failed to mmap with 12 (Cannot allocate memory) > > After this set: > # root@juno:/home/linaro# perf record -e cs_etm/@20070000.etr/ -C 2,3 sleep 1 > [ perf record: Captured and wrote 1.352 MB perf.data ] I have tested this patch set on Juno and DB410c boards, FWIW: Tested-by: Leo Yan <leo.yan@linaro.org> > Regards, > Mathieu > > Changes for V2: > * Fixed error condition in function cs_etm_set_option() (Leo) > * Fixed changelog spelling error (Leo). > * Moved from calloc() to malloc() in cs_etm__etmq_get_traceid_queue() > * Got rid of CS_ETM_PACKET_QUEUE_NR macro > * Fixed indentation problem in function cs_etm__process_traceid_queue() (Leo). > > Mathieu Poirier (17): > perf tools: Configure contextID tracing in CPU-wide mode > perf tools: Configure timestsamp generation in CPU-wide mode > perf tools: Configure SWITCH_EVENTS in CPU-wide mode > perf tools: Add handling of itrace start events > perf tools: Add handling of switch-CPU-wide events > perf tools: Refactor error path in cs_etm_decoder__new() > perf tools: Move packet queue out of decoder structure > perf tools: Fix indentation in function > cs_etm__process_decoder_queue() > perf tools: Introduce the concept of trace ID queues > perf tools: Get rid of unused cpu in struct cs_etm_queue > perf tools: Move thread to traceid_queue > perf tools: Move tid/pid to traceid_queue > perf tools: Use traceID aware memory callback API > perf tools: Add support for multiple traceID queues > perf tools: Linking PE contextID with perf thread mechanic > perf tools: Add notion of time to decoding code > perf tools: Add support for CPU-wide trace scenarios > > tools/perf/Makefile.config | 3 + > tools/perf/arch/arm/util/cs-etm.c | 186 ++- > .../perf/util/cs-etm-decoder/cs-etm-decoder.c | 269 +++-- > .../perf/util/cs-etm-decoder/cs-etm-decoder.h | 39 +- > tools/perf/util/cs-etm.c | 1026 +++++++++++++---- > tools/perf/util/cs-etm.h | 103 ++ > 6 files changed, 1252 insertions(+), 374 deletions(-) > > -- > 2.17.1 > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel
next prev parent reply other threads:[~2019-05-31 1:45 UTC|newest] Thread overview: 74+ messages / expand[flat|nested] mbox.gz Atom feed top 2019-05-24 17:34 [PATCH v2 00/17] perf tools: Coresight: Add CPU-wide trace support Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 01/17] perf tools: Configure contextID tracing in CPU-wide mode Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-07 9:21 ` Suzuki K Poulose 2019-06-07 9:21 ` Suzuki K Poulose 2019-06-07 17:40 ` Mathieu Poirier 2019-06-07 17:40 ` Mathieu Poirier 2019-06-07 18:20 ` Arnaldo Carvalho de Melo 2019-06-07 18:20 ` Arnaldo Carvalho de Melo 2019-06-07 19:33 ` Mathieu Poirier 2019-06-07 19:33 ` Mathieu Poirier 2019-06-17 19:36 ` [tip:perf/core] perf cs-etm: Remove duplicate GENMASK() define, use linux/bits.h instead tip-bot for Arnaldo Carvalho de Melo 2019-06-17 19:20 ` [tip:perf/core] perf cs-etm: Configure contextID tracing in CPU-wide mode tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 02/17] perf tools: Configure timestsamp generation " Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-07 9:41 ` Suzuki K Poulose 2019-06-07 9:41 ` Suzuki K Poulose 2019-06-07 17:46 ` Mathieu Poirier 2019-06-07 17:46 ` Mathieu Poirier 2019-06-07 18:34 ` Arnaldo Carvalho de Melo 2019-06-07 18:34 ` Arnaldo Carvalho de Melo 2019-06-17 19:20 ` [tip:perf/core] perf cs-etm: Configure timestamp " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 03/17] perf tools: Configure SWITCH_EVENTS " Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:21 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 04/17] perf tools: Add handling of itrace start events Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:22 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 05/17] perf tools: Add handling of switch-CPU-wide events Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:22 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 06/17] perf tools: Refactor error path in cs_etm_decoder__new() Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:23 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 07/17] perf tools: Move packet queue out of decoder structure Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:24 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:34 ` [PATCH v2 08/17] perf tools: Fix indentation in function cs_etm__process_decoder_queue() Mathieu Poirier 2019-05-24 17:34 ` Mathieu Poirier 2019-06-17 19:25 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 09/17] perf tools: Introduce the concept of trace ID queues Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:25 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 10/17] perf tools: Get rid of unused cpu in struct cs_etm_queue Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:26 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 11/17] perf tools: Move thread to traceid_queue Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:27 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 12/17] perf tools: Move tid/pid " Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:27 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 13/17] perf tools: Use traceID aware memory callback API Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:28 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 14/17] perf tools: Add support for multiple traceID queues Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:29 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 15/17] perf tools: Linking PE contextID with perf thread mechanic Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:29 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 16/17] perf tools: Add notion of time to decoding code Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-06 18:50 ` Arnaldo Carvalho de Melo 2019-06-06 18:50 ` Arnaldo Carvalho de Melo 2019-06-07 14:38 ` Mathieu Poirier 2019-06-07 14:38 ` Mathieu Poirier 2019-06-17 19:30 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-24 17:35 ` [PATCH v2 17/17] perf tools: Add support for CPU-wide trace scenarios Mathieu Poirier 2019-05-24 17:35 ` Mathieu Poirier 2019-06-17 19:31 ` [tip:perf/core] perf cs-etm: " tip-bot for Mathieu Poirier 2019-05-31 1:45 ` Leo Yan [this message] 2019-05-31 1:45 ` [PATCH v2 00/17] perf tools: Coresight: Add CPU-wide trace support Leo Yan
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