From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f198.google.com (mail-pg1-f198.google.com [209.85.215.198]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 171E937F8BA for ; Thu, 17 Sep 2026 06:13:15 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.198 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789625597; cv=none; b=Cse9/oKXhCuWo8aUxSSRlid985Dfqt5NhzzMfpcALDM96HdCkHI9pdf4ZaA+PdvxYB+7h6OvZpeKlMEL0B0s27VhuCau/TMbe1N1hOC5hF19y/YGK75PFaMhYbXUXgK1vZKu8JQvTO2BBLNHgkDtJ7hmlFhpSVm4a+ITbtbVuMo= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1789625597; c=relaxed/simple; bh=ijT4boAwnzJnfq+SCNqL6tC+vol3nqZ/S1x+Pf6e67g=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=aqP7hAoMb4qI2+4FZ3J/BfGPolp1X3kB+qnw3Ct7TGryzjfbBg3oQ8C9Sb+QFx728bevbytneb4gYM7IN4D9oaZ/UPenoeMu7d7AvyqY6oN9o8yZv/KHc4R63Wlj5O5OD2dPIU+wtjde5dV62o+zf3ZtenHoAd0HJ8s1LRftR28= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b=LuFNZg+6; arc=none smtp.client-ip=209.85.215.198 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=reject dis=none) header.from=google.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=flex--irogers.bounces.google.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=google.com header.i=@google.com header.b="LuFNZg+6" Received: by mail-pg1-f198.google.com with SMTP id 41be03b00d2f7-cc1cdfb337eso718559a12.0 for ; Wed, 16 Sep 2026 23:13:15 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20251104; t=1789625595; x=1790230395; darn=vger.kernel.org; h=content-type:to:from:subject:message-id:mime-version:date:from:to :cc:subject:date:message-id:reply-to:content-type; bh=nqhdqQO4kyM++89l5qEyG3TcG5/Vl/XXQ79cpkINaJQ=; b=LuFNZg+6PC93+ttNk6P51RTS/uN2hp7mPUq0qsragimJ9OMhrEaEUlXLsIVHiCJG6L /43HM0O5IoA5UzZnY/T6segiL8cQliAitIl3O9rlvAO3g4k2IomI6/gS2+zAVap49VeW msrKPYC8WuCKJa+PtCc7RSxThnqtg8PwWen+9AV4FaBKqq2L60jh4zMRFajUi6GCJRRN C+rQUtz2UPAZltSLFrUZeJ7aSd6nuROhhevbu5KAL9jmG4M+C6peQscJivqbpdQg+x7E lR3HtfH7C/z7Gydu4XNqySZiC5/DmuvPYI/QQC4B7KMDfTsrP1LGwF6f5/2HXSchfbCT VgUg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20260707; t=1789625595; x=1790230395; h=content-type:to:from:subject:message-id:mime-version:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to :content-type; bh=nqhdqQO4kyM++89l5qEyG3TcG5/Vl/XXQ79cpkINaJQ=; b=TniLTzGWrBdJSc4Ld8N/iMYdhPDjiS+g6xPM9C92DorM+ksmnVYuYPnZAmfcTdISFA yyIH9YI7Oip/6aGpsxIprZot79pgyhApU0HJXr6+X25nOWzqpfux/cCqCAx+J5WPJmPQ HM9xTfhgh5WVi1yJi8xg5mdFYLWkfFBnk60uB5sLMLMBVtoSnBffzdeZw//qvWy31vIg z4+tOJb3qb6LR0YJVqWb8jKqoz1/iyvaZXOQ2j9iJp6CwfvN0Zufm/z4ZfHqy7kA/wjk DxjAf8pAEFljP5utb2AfXpoz0HR/ZD8PkOA1YrxU6ScuRUKtkhBkGG0x5uARQJBwj7iV cSZg== X-Forwarded-Encrypted: i=1; AKwUvBzitSi8nGN/WKzQb12wVuecgCgeM1z32jK4ZAk8HaqZ3Ldofdwo6RpjIQURqVXNR9JsbOWXNNjQCw8p8WI=@vger.kernel.org X-Gm-Message-State: AFuF++mpkeSJsPg1yguDuDULi2Uos94cnNEPycRGwV45Ioo4wZdtgdq5 sT+AJ2L4SCOU1P6Q37dZHmt19VN24RPy7JMlzBrVDDblHiF1YuF9//64CJDsUMhWERMp5SdhRWG ElsOJ0Hj/tw== X-Received: from dlbsj14.prod.google.com ([2002:a05:7022:f90e:b0:143:74ec:e888]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:90b:5624:b0:39e:b7:cbef with SMTP id 98e67ed59e1d1-39e1e5612d3mr19386637a91.25.1789625595255; Wed, 16 Sep 2026 23:13:15 -0700 (PDT) Date: Wed, 16 Sep 2026 23:13:12 -0700 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.55.0.1082.g2b9226bbc0-goog Message-ID: <20260917061312.820074-1-irogers@google.com> Subject: [PATCH v1] perf test: stat metrics cgroup strip possible slash from cgroup name From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Jiri Olsa , Ian Rogers , Adrian Hunter , James Clark , linux-perf-users@vger.kernel.org, linux-kernel@vger.kernel.org Content-Type: text/plain; charset="UTF-8" The grep to match cgroup name in metric output assumes no leading / on the cgroup name, however, cgroups in /proc/self/cgroup may have a leading /. Strip the / if it exists to avoid failures to match the cgroup name in the perf stat output. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/stat_metrics_cgrp.sh | 7 +++++++ 1 file changed, 7 insertions(+) diff --git a/tools/perf/tests/shell/stat_metrics_cgrp.sh b/tools/perf/tests/shell/stat_metrics_cgrp.sh index d4226ee0ae98..0728f48f21fa 100755 --- a/tools/perf/tests/shell/stat_metrics_cgrp.sh +++ b/tools/perf/tests/shell/stat_metrics_cgrp.sh @@ -86,6 +86,13 @@ check_metric_reported() for cgrp in "${cgrps[@]}"; do # Find metric lines for this cgroup + case "$cgrp" in + /) # The root cgroup, leave unchanged. + ;; + /*) # Strip any starting slashes. + cgrp="${cgrp#/}" + ;; + esac # We use exact cgroup match with surrounding commas local cgrp_lines cgrp_lines=$(echo "${output}" | grep -F ",${cgrp}," | grep "insn_per_cycle" || true) -- 2.55.0.1082.g2b9226bbc0-goog