From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-pg1-f202.google.com (mail-pg1-f202.google.com [209.85.215.202]) (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 6D803303C81 for ; Thu, 4 Dec 2025 22:55:26 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.215.202 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764888929; cv=none; b=p8KdQCIhIOg6o01UQ1b3nrVa57koXAhQ/pAn3+aavpU5NBXIMqcjUhfvYuO7PzvJDmG9YvXVJyJ5l896igU1EZbhJaELIL4Se6REeQ/BWXUTydyp4ehKWqPItvmku61kQpNTXZo9ETAJBtO5dWEUYW29K23QHpzANzteH/8TlMs= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764888929; c=relaxed/simple; bh=G7pNIVhA1TXObmnFY7+cd5kvUOCU2C28ebfuPdpleTs=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=gwRS5qssU5agLGtUhNxYl19Y5NWZuJZGtkcubKNVHNIY5au+eaPZGLw9A/uoeqbmO7OpI+UapwOVALzu98vENMmYNJBxXHJJgVIqubBckeleJvnxx2ZXc0/LUTs+t/DZxHdnpMMSt4uBLQVDpPN1IfMs9ZwQqvOcj5kg6riNHwo= 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=aG46mUQQ; arc=none smtp.client-ip=209.85.215.202 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="aG46mUQQ" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-bf493d248baso2363766a12.2 for ; Thu, 04 Dec 2025 14:55:26 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1764888925; x=1765493725; darn=vger.kernel.org; h=to:from:subject:message-id:mime-version:date:from:to:cc:subject :date:message-id:reply-to; bh=A7czelWahvvfZQW+IquXER+uuj/HdN565wv3OdCn5dY=; b=aG46mUQQVayGeL98QawNrSwxmV2JwtvJ9ZIJy7ZDpkdZQnDTxMNBS6YBx6rFdU5piI lVP8mWbZknodWiRb+yZtsgLu2T3gHCLM3yU1eEp3WUPHMftAjqY+/H6NT8rf7yzs7pka 0Y4zLuSAjhvOYWzPmRscmZDlxCeMUsfjAxABiY8bLQlqxnERpbKHDCjqjmpWROG04VM0 1aSTpDHirR+ACfTLdii/szMdGTHI0Fx7wqh7Vr3YYxtSv+V5n24XaGxb0ObeEKir+W9C Uu85maWYjDGooTmKWnvcx4xZ9IlIv1slLpDeHsSysdbDyiyaI4dun8pWUvZje5Cxbfuk ZZ8g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764888925; x=1765493725; h=to:from:subject:message-id:mime-version:date:x-gm-message-state :from:to:cc:subject:date:message-id:reply-to; bh=A7czelWahvvfZQW+IquXER+uuj/HdN565wv3OdCn5dY=; b=vTs4cef9rRYGhdvcKe82zJixxhQ6FKC3rs+cbbrO7clXbgGHJ2fBehgIHqgstJa0dq c6zMdkENmQwdpJxbIfLn31oK7M1stmLtdENiLGozhowdu1iuFUKdNiQRsMZo9w1YMebA 2vztdHvIyx85GCCBEIThmghfXBj76xX7BcJ0VOOcWPsk55YlSkVNd8DPf8GTK1X4QWv/ Iwo3oPQwsidnmn5DqrIPbSamJMbkocq0fVnvhl8ou+DNUQ9HCuefH/YrCktOdx1KU/Le epsdmWen5jNO/w4838X6lq2hyCt1P+gkwXLhWbEZBPHXcvpYjih6tly9glZ/aOU0zfrE cg3w== X-Forwarded-Encrypted: i=1; AJvYcCXxB89cKm64b8VbP0r8dPJCeEqFZoVZSUqei/hKvFTWWCkrlJvAyRi/4biDJxe1JeuF1gxG1j29s12KWApjPMGC@vger.kernel.org X-Gm-Message-State: AOJu0YyyYI/p/whdfmIEmnLVgtovbXwjQJa93fM+hoPRtRrviEXKHroZ LSyNtlQXEKg/LJuui8gaOGCr1PQp9bpuyaYUZI3Q9/KXoCgCBe9B3D09K+QrvxsdXdmxGUCWvek rV2lfDJdSXQ== X-Google-Smtp-Source: AGHT+IFxsVk1sW9cjUulSOztIaLSd39e7TdMm+r1aotcotXO7b3lEV0XaciSXdvu8cMA9M0vfVhVHWzKwQ3L X-Received: from dycnm7.prod.google.com ([2002:a05:7300:d187:b0:2a4:59ce:b584]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7301:4283:b0:2a4:3594:d54a with SMTP id 5a478bee46e88-2ab92e3a972mr4367342eec.23.1764888925427; Thu, 04 Dec 2025 14:55:25 -0800 (PST) Date: Thu, 4 Dec 2025 14:55:21 -0800 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: Mime-Version: 1.0 X-Mailer: git-send-email 2.52.0.223.gf5cc29aaa4-goog Message-ID: <20251204225522.648456-1-irogers@google.com> Subject: [PATCH v2 1/2] perf tests kvm: Avoid leaving perf.data.guest file around From: Ian Rogers To: Peter Zijlstra , Ingo Molnar , Arnaldo Carvalho de Melo , Namhyung Kim , Alexander Shishkin , Jiri Olsa , Ian Rogers , Adrian Hunter , linux-kernel@vger.kernel.org, linux-perf-users@vger.kernel.org Content-Type: text/plain; charset="UTF-8" Ensure the perf.data output when checking permissions is written to /dev/null so that it isn't left in the directory the test is run. Fixes: b58261584d2f ("perf test kvm: Add some basic perf kvm test coverage") Signed-off-by: Ian Rogers --- tools/perf/tests/shell/kvm.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/kvm.sh b/tools/perf/tests/shell/kvm.sh index 2fafde1a29cc..2a399b83fe80 100755 --- a/tools/perf/tests/shell/kvm.sh +++ b/tools/perf/tests/shell/kvm.sh @@ -118,7 +118,7 @@ setup_qemu() { skip "/dev/kvm not accessible" fi - if ! perf kvm stat record -a sleep 0.01 >/dev/null 2>&1; then + if ! perf kvm stat record -o /dev/null -a sleep 0.01 >/dev/null 2>&1; then skip "No permission to record kvm events" fi -- 2.52.0.223.gf5cc29aaa4-goog