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AJvYcCXCJ++NGZNaeyWMWk0AnUYNJdCpC00nMgzE+4WGeZKjDeFc7CrzhnjTEi6hgQbt5ixtKxhgFyEAhJEiX1JidhKz@vger.kernel.org X-Gm-Message-State: AOJu0YwBazg17b/8IL1BTZF570pw0ZsKhpiMMUNa700/qExesyO3DRew 1nQbLSwq3tmbNmBgu98NXbsXdHwHajQLvVPjqnXdULd9UOCmoTw9LOd6lnO//XNraTObpQ2H2Td VQ7zVM2Pg6w== X-Received: from dlaj22.prod.google.com ([2002:a05:701b:2816:b0:128:dd08:f36b]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:b83:b0:128:c77a:6c8e with SMTP id a92af1059eb24-12a726f5a21mr398186c88.28.1773962672083; Thu, 19 Mar 2026 16:24:32 -0700 (PDT) Date: Thu, 19 Mar 2026 16:23:23 -0700 In-Reply-To: <20260319232334.287517-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260209174032.4142096-1-irogers@google.com> <20260319232334.287517-1-irogers@google.com> X-Mailer: git-send-email 2.53.0.959.g497ff81fa9-goog Message-ID: <20260319232334.287517-15-irogers@google.com> Subject: [PATCH v2 14/25] perf report: Directly use sample->evsel to avoid computing from sample->id From: Ian Rogers To: acme@kernel.org, namhyung@kernel.org Cc: irogers@google.com, adrian.hunter@intel.com, ajones@ventanamicro.com, ak@linux.intel.com, alex@ghiti.fr, alexander.shishkin@linux.intel.com, anup@brainfault.org, aou@eecs.berkeley.edu, atrajeev@linux.ibm.com, blakejones@google.com, ctshao@google.com, dapeng1.mi@linux.intel.com, derek.foreman@collabora.com, dvyukov@google.com, howardchu95@gmail.com, hrishikesh123s@gmail.com, james.clark@linaro.org, jolsa@kernel.org, krzysztof.m.lopatowski@gmail.com, leo.yan@arm.com, linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, linux@treblig.org, mingo@redhat.com, nichen@iscas.ac.cn, palmer@dabbelt.com, peterz@infradead.org, pjw@kernel.org, ravi.bangoria@amd.com, swapnil.sapkal@amd.com, tanze@kylinos.cn, thomas.falcon@intel.com, tianyou.li@intel.com, yujie.liu@intel.com, zhouquan@iscas.ac.cn Content-Type: text/plain; charset="UTF-8" In count_lost_samples_events try to avoid searching for the evsel for the sample, just use the variable within the sample. Signed-off-by: Ian Rogers --- tools/perf/builtin-report.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c index 1051d7b75361..d53aa7a94192 100644 --- a/tools/perf/builtin-report.c +++ b/tools/perf/builtin-report.c @@ -793,9 +793,11 @@ static int count_lost_samples_event(const struct perf_tool *tool, struct machine *machine __maybe_unused) { struct report *rep = container_of(tool, struct report, tool); - struct evsel *evsel; + struct evsel *evsel = sample->evsel; + + if (!evsel) + evsel = evlist__id2evsel(rep->session->evlist, sample->id); - evsel = evlist__id2evsel(rep->session->evlist, sample->id); if (evsel) { struct hists *hists = evsel__hists(evsel); u32 count = event->lost_samples.lost; -- 2.53.0.959.g497ff81fa9-goog