From nobody Thu Oct 2 18:06:27 2025 Received: from mail-pl1-f202.google.com (mail-pl1-f202.google.com [209.85.214.202]) (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 B05702E8E05 for ; Sun, 14 Sep 2025 18:12:06 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.214.202 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757873528; cv=none; b=n2qGKYJT1jnJjTkub5G/o+jswiTTV4Na8lKo+6KB9H6MIRPVZz/iKBtWKmoA74rxuKrT83EgEW415JIuITxgMBHbDSdYPe6O652lukHZYMg6abNppoTtNvFLPTuWdjzQRQgTCxyEbfUuNZj0ONdyGm9PcaQZ2a/OtfcE8NxrE8I= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757873528; c=relaxed/simple; bh=/lWVvuqK7ZPO8OlTvbP03ml/m9hkltI7r5Lnp5abMlk=; h=Date:In-Reply-To:Mime-Version:References:Message-ID:Subject:From: To:Content-Type; b=SCmdJCYEMirkRKSdKIMV7sYXxKXD2AQFI+QH3GgFerKUiu1C50gZbMECjXdntWhtZajIOpVOw9OpmGBBJNJO/OgFV5ZXUZ+A5uGFup38xIXmjii2v6rkEejqP2xoYm68VOvdPJsYOgqkOamwhVI2RUX3dp+zVHUTchpGxFAjt8w= 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=W6gCMLKU; arc=none smtp.client-ip=209.85.214.202 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="W6gCMLKU" Received: by mail-pl1-f202.google.com with SMTP id d9443c01a7336-24ced7cfa07so37543585ad.1 for ; Sun, 14 Sep 2025 11:12:06 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1757873526; x=1758478326; darn=vger.kernel.org; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :from:to:cc:subject:date:message-id:reply-to; bh=KYSFwqlAy6DXlbte7Dca09XDOUDeXcrwb6x4Txuv9Fo=; b=W6gCMLKUf1Qdm0m8sZSIvC6nlStPHkMem3QGkMeeU/Jyn0BZIb+fvOMieAe2nP8Lct 4i8YONekC7OySn9xo4aHCYd5t/D4MkOhXhqsZWnFMVHZIY0svCcsXj9XlYmgWeIRKklj uOaZVw37+qBD7I1Q+2ORHQwtzjoI1mn1JBqPs3sEE6jAKuMk90qf3Jyx2pNhzb3vbGcj PiKtjrre9fwcRdS2nJU20t3vC7mRWXnPcbg2Bj8Ot4ZLQmTuQ5wdI89Ehb+UR9nOGkPp VMSgY+aH56YJ8Pdqb73hmJSFhfCLDANoMsKmw2nIBPKe/sPs3mfsmftvc+sHRpn3HlDS e1dA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1757873526; x=1758478326; h=to:from:subject:message-id:references:mime-version:in-reply-to:date :x-gm-message-state:from:to:cc:subject:date:message-id:reply-to; bh=KYSFwqlAy6DXlbte7Dca09XDOUDeXcrwb6x4Txuv9Fo=; b=JKjgPsDJQ9Z0wa5PXmNrjygpF66lbv79bW8dj4SrleUnuQoK30gRMeD/jNWfB6zfDt iCe43OfGsuI4obaph4uDLreEqTx3X6g2FpjnpkCwAGTk3S1VYdqNDS3u3B0h4rq8T/QR UVtl5bKDahMIWjYLyutE83UFhKu5Nivsfk+WyO7Si7tzL7+GbrV5gZVIgfS0FTmwT+/w YRQ2z90w2+FH58f8nugSmra+xxDdu837I2/SNcDd621obR/J432DdooHvTg7Ia+tnxvM FGhPD44gzQ6/xiqr9b7hvKbigwXHCV7weu6tfvrOTsrxSr6x1OY1mfWzsFmD+rhgNLbY xn6A== X-Forwarded-Encrypted: i=1; AJvYcCW3zYYREVmdAAX9/Ob30ufjlZGX/gEjEtxxPsd2zzr1NcWWqGd5cbwsYjiOEj2I3dVcreUDbOJz1bdk3V0=@vger.kernel.org X-Gm-Message-State: AOJu0YwW9vm1j33iCUyIS1q07EXlV05d9Qxk5U39iYK8PR1a5ciYdLH+ ZX63YFYPP8/kZEDSGw2jKxR0O8Ob2vf9qHe6qw68YDjMkqBSStlHTgoAz5NqrTRsNMaldJoA47N /Hzg++cI4HQ== X-Google-Smtp-Source: AGHT+IEEErKdREcN8hd/P7bK3uoM7X5PVPYZyYex0CAoLECSrtA99Rqt2eeKZc9BNuOL1rvt04CzwP6Ktni/ X-Received: from plsl15.prod.google.com ([2002:a17:903:244f:b0:25b:db75:cd39]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a17:903:1590:b0:24e:af92:70c2 with SMTP id d9443c01a7336-25d24ea0302mr124377165ad.24.1757873526082; Sun, 14 Sep 2025 11:12:06 -0700 (PDT) Date: Sun, 14 Sep 2025 11:11:21 -0700 In-Reply-To: <20250914181121.1952748-1-irogers@google.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 References: <20250914181121.1952748-1-irogers@google.com> X-Mailer: git-send-email 2.51.0.384.g4c02a37b29-goog Message-ID: <20250914181121.1952748-22-irogers@google.com> Subject: [PATCH v4 21/21] perf test: Make stat grep more robust From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Mark Rutland , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , Kan Liang , James Clark , Xu Yang , Thomas Falcon , Andi Kleen , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org, bpf@vger.kernel.org, Atish Patra , Beeman Strong , Leo Yan , Vince Weaver Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" If no cycles event is found by grep don't fail the grep. Tweak the reg-exp to allow cpu-cycles on ARM. Signed-off-by: Ian Rogers --- tools/perf/tests/shell/stat.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/stat.sh b/tools/perf/tests/shell/stat.sh index 8a100a7f2dc1..45041827745d 100755 --- a/tools/perf/tests/shell/stat.sh +++ b/tools/perf/tests/shell/stat.sh @@ -196,7 +196,7 @@ test_hybrid() { fi =20 # Run default Perf stat - cycles_events=3D$(perf stat -- true 2>&1 | grep -E "/cycles/[uH]*| cycl= es[:uH]* " -c) + cycles_events=3D$(perf stat -- true 2>&1 | grep -E "cycles/[uH]*| cycle= s[:uH]* " -c || true) =20 # The expectation is that default output will have a cycles events on ea= ch # hybrid PMU. In situations with no cycles PMU events, like virtualized,= this --=20 2.51.0.384.g4c02a37b29-goog