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Fri, 06 Nov 2020 01:49:51 -0800 (PST) Received: from localhost ([2400:8904::f03c:91ff:fe8a:adf7]) by smtp.gmail.com with ESMTPSA id o70sm1417999pfg.214.2020.11.06.01.49.50 (version=TLS1_2 cipher=ECDHE-ECDSA-CHACHA20-POLY1305 bits=256/256); Fri, 06 Nov 2020 01:49:51 -0800 (PST) From: Leo Yan To: Arnaldo Carvalho de Melo , Jiri Olsa , Ian Rogers , Peter Zijlstra , Ingo Molnar , Mark Rutland , Alexander Shishkin , Namhyung Kim , John Garry , Will Deacon , Mathieu Poirier , Adrian Hunter , Andi Kleen , Kemeng Shi , Sergey Senozhatsky , Al Grant , James Clark , Wei Li , Andre Przywara , linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org Subject: [PATCH v4 6/9] perf auxtrace: Add itrace option '-M' for memory events Date: Fri, 6 Nov 2020 17:48:50 +0800 Message-Id: <20201106094853.21082-7-leo.yan@linaro.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20201106094853.21082-1-leo.yan@linaro.org> References: <20201106094853.21082-1-leo.yan@linaro.org> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20201106_044954_853793_2D9F15FC X-CRM114-Status: GOOD ( 17.87 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: Leo Yan MIME-Version: 1.0 Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org This patch is to add itrace option '-M' to synthesize memory event. Signed-off-by: Leo Yan --- tools/perf/Documentation/itrace.txt | 1 + tools/perf/util/auxtrace.c | 4 ++++ tools/perf/util/auxtrace.h | 2 ++ 3 files changed, 7 insertions(+) diff --git a/tools/perf/Documentation/itrace.txt b/tools/perf/Documentation/itrace.txt index d3740c8f399b..079cdfabb352 100644 --- a/tools/perf/Documentation/itrace.txt +++ b/tools/perf/Documentation/itrace.txt @@ -11,6 +11,7 @@ d create a debug log f synthesize first level cache events m synthesize last level cache events + M synthesize memory events t synthesize TLB events a synthesize remote access events g synthesize a call chain (use with i or x) diff --git a/tools/perf/util/auxtrace.c b/tools/perf/util/auxtrace.c index 42a85c86421d..62e7f6c5f8b5 100644 --- a/tools/perf/util/auxtrace.c +++ b/tools/perf/util/auxtrace.c @@ -1333,6 +1333,7 @@ void itrace_synth_opts__set_default(struct itrace_synth_opts *synth_opts, synth_opts->flc = true; synth_opts->llc = true; synth_opts->tlb = true; + synth_opts->mem = true; synth_opts->remote_access = true; if (no_sample) { @@ -1554,6 +1555,9 @@ int itrace_parse_synth_opts(const struct option *opt, const char *str, case 'a': synth_opts->remote_access = true; break; + case 'M': + synth_opts->mem = true; + break; case 'q': synth_opts->quick += 1; break; diff --git a/tools/perf/util/auxtrace.h b/tools/perf/util/auxtrace.h index 951d2d14cf24..7e5c9e1552bd 100644 --- a/tools/perf/util/auxtrace.h +++ b/tools/perf/util/auxtrace.h @@ -88,6 +88,7 @@ enum itrace_period_type { * @llc: whether to synthesize last level cache events * @tlb: whether to synthesize TLB events * @remote_access: whether to synthesize remote access events + * @mem: whether to synthesize memory events * @callchain_sz: maximum callchain size * @last_branch_sz: branch context size * @period: 'instructions' events period @@ -126,6 +127,7 @@ struct itrace_synth_opts { bool llc; bool tlb; bool remote_access; + bool mem; unsigned int callchain_sz; unsigned int last_branch_sz; unsigned long long period;