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AJvYcCXr2tJOQsdLfKmSkUQIIj0IEEGdTlj1EE/Gw6MpEsug2dUOzpBgdnX5n6kWR16+7uSSiObwk54HgvkKxRc=@vger.kernel.org X-Gm-Message-State: AOJu0YyfON6s+E4EytstQVvXubpmc0j42RXvjzxvO5LmPPVqto9yWEgn wUq8gcBgaGog/1HBFURvUat9GTO/mpXNPxXtwIgq9axKzHaJaj1bE+c85eVK1R/GmUu6cEx+MvL ygVDInHf8lQ== X-Received: from dybb26.prod.google.com ([2002:a05:693c:609a:b0:2c4:e587:8597]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7301:4090:b0:2c0:becb:7640 with SMTP id 5a478bee46e88-2cbfa9b364amr2115953eec.12.1775248856697; Fri, 03 Apr 2026 13:40:56 -0700 (PDT) Date: Fri, 3 Apr 2026 13:40:06 -0700 In-Reply-To: <20260403204017.2919994-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20260403204017.2919994-1-irogers@google.com> X-Mailer: git-send-email 2.53.0.1213.gd9a14994de-goog Message-ID: <20260403204017.2919994-15-irogers@google.com> Subject: [PATCH v5 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-Transfer-Encoding: quoted-printable 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 =3D container_of(tool, struct report, tool); - struct evsel *evsel; + struct evsel *evsel =3D sample->evsel; + + if (!evsel) + evsel =3D evlist__id2evsel(rep->session->evlist, sample->id); =20 - evsel =3D evlist__id2evsel(rep->session->evlist, sample->id); if (evsel) { struct hists *hists =3D evsel__hists(evsel); u32 count =3D event->lost_samples.lost; --=20 2.53.0.1213.gd9a14994de-goog