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AJvYcCUVQJT64+Flpt7dC5i26nD5no2J/L2xzoImcR5rELCY+SghKm1IIlmhGoNZeY2iDloJbkst22Y935NUzQBM99Sl@vger.kernel.org X-Gm-Message-State: AOJu0Yx7a7C0bv0ijgtgpKIE8ld6oJ4vz93xVWEI4tnnaktz1XVW7vXY BfFVfEOJGyoi5+nDL+u0ndgUq5XbyGWwawR5HztpOPQ81A9/g8WddoSo4jBhtclB6AmNCcCfX0p XCOBKBq3DoQ== X-Received: from dlboy9.prod.google.com ([2002:a05:7022:1289:b0:127:c11:f47a]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:e22:b0:11b:8b4b:bff7 with SMTP id a92af1059eb24-1270409535emr5195078c88.39.1770658872939; Mon, 09 Feb 2026 09:41:12 -0800 (PST) Date: Mon, 9 Feb 2026 09:40:21 -0800 In-Reply-To: <20260209174032.4142096-1-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> X-Mailer: git-send-email 2.53.0.239.g8d8fc8a987-goog Message-ID: <20260209174032.4142096-15-irogers@google.com> Subject: [PATCH v1 14/25] perf report: Directly use sample->evsel to avoid computing from sample->id From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , Paul Walmsley , Palmer Dabbelt , Albert Ou , Alexandre Ghiti , Leo Yan , Tianyou Li , Athira Rajeev , Derek Foreman , Thomas Falcon , Howard Chu , Dmitry Vyukov , Andi Kleen , tanze , Hrishikesh Suresh , Quan Zhou , Andrew Jones , Anup Patel , Dapeng Mi , "Dr. David Alan Gilbert" , "=?UTF-8?q?Krzysztof=20=C5=81opatowski?=" , Chun-Tse Shao , Ravi Bangoria , Swapnil Sapkal , Chen Ni , Blake Jones , Yujie Liu , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org 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 ae7985ec2bd8..c088c7f94fac 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; -- 2.53.0.239.g8d8fc8a987-goog