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 7ED6A23E32B for ; Thu, 4 Dec 2025 22:50:16 +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=1764888619; cv=none; b=DQficFmH3HYkitNn47JX0+lyRJ1nJcOVSVk9KvXTQzW1IWQSt5gZFqhQlXD9wja5QvQdzmeW2FbdyltJ6WmOU7/Jpxe4FmLBXqsWKa5W1fWQ7E+9UajwdcoZ+ums5H5gWVm/3VDuGTXcX9bEBh0DiAytJio49UW3x9GOg6Qwnvk= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1764888619; c=relaxed/simple; bh=G7pNIVhA1TXObmnFY7+cd5kvUOCU2C28ebfuPdpleTs=; h=Date:Mime-Version:Message-ID:Subject:From:To:Content-Type; b=npugJc4tlTyqN7ylRrc5T+L/F1UHkDJpPR8mFLdC3ij0gIdcMHZg0J6WhXmNe/2UdU3a++fr9u/mTKOI+JXTVuQDEunbOW+uOYmpdVWpluTMFYXZBbLRtvIWok6pxJUAvJpmUsXRwBL6k42YiV6xOVbb9zj5oD4vW6ciU8DuxiU= 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=JREAyvA6; 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="JREAyvA6" Received: by mail-pg1-f202.google.com with SMTP id 41be03b00d2f7-b6097ca315bso2218214a12.3 for ; Thu, 04 Dec 2025 14:50:16 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1764888616; x=1765493416; 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=JREAyvA6ZXOMBqe5F6b5MSOySTlQYkksgcMt/Esdll5oMRU6I1O7zTih78Hm/btOVZ rPsGJWDBrkQ/KJD9C2OLIa/OeRnvwl17GH1bpE+SHEvi/hTFSJJ/xY+nERo1XqXjRcvr uNfeRiRcfWPPZozfArAhcMEtwF19/nlctwZy5uWbv/0tbK74andwjnrWhMtpjbRcsfJN 4cvoUD/9sKsK5feVZvThW2PYWP4aOseYlKI9gZs2L7Y8gCPKvwCgSVbzYBn2BScwvS6u WOaGrUK0Vr8q20FKgujzN+X3NcCK4I8/Weai2oAxKBK6hbAzj5V9RlTwL1jezIz285jx gsbA== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1764888616; x=1765493416; 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=FMTP8u/ihs7Ci9dQWa5MTykxJKj3ziW/lpPuwgM4IQzKqrLoI8KFHzzzKA0CwjLoQ2 wnkEDgzh7VH2Dh5Hh33zjemd7BNrNCXSm8pOf+ftBspYoYUQ3miEPcBJsYIPp2idPFOC HVhVLeMtF94iXv6bYUbjA1Jk4g6IK5V2wXJgmm3w8I5903VWOarIWpjWWT8v57Zhk2UR PlUkzNagJ7i1zgjUyFc/gMjJN7qE+l4fjDbz+3Jbb0rzDW3tK1LKIQbYSDdBB9s8Dmto 1XelUcS7I16DpvKENbGmFCYoJkdAetsToAivLSX6QEyydVyF5c3kaudVajuFRuCFIHf3 EGBw== X-Forwarded-Encrypted: i=1; AJvYcCWnbJp1pgKMXBmQi/NBjeebtDu/nkAZn9OLGHaGmgUlY223wPauAMIONVabIuQ3BlR5Ol3V2AIemaIijoQ=@vger.kernel.org X-Gm-Message-State: AOJu0YyZRWrhEc8jAex/tozmQakX47bz3rA4gpgf5ijU/xpXUNUO00Mv AXziwTsUGpGegBmMn2XxxgmFtUW5FG8j4btG4CreUmuwIuDygwbAuOXTJuzS8U36LNPBVdrgoa2 LI+QyRryd7A== X-Google-Smtp-Source: AGHT+IF4LXoJ/RAuWWGPBqFynKsnLj76Bs9RcAT/nfbbMG5XsBlJIfa+EcROyPzPTP/fvN9lhowgEtLXy7wb X-Received: from dlbeg34.prod.google.com ([2002:a05:7022:fa2:b0:11d:fb52:5d8f]) (user=irogers job=prod-delivery.src-stubby-dispatcher) by 2002:a05:7022:6722:b0:11b:d561:bc10 with SMTP id a92af1059eb24-11df0cae991mr5740247c88.41.1764888615673; Thu, 04 Dec 2025 14:50:15 -0800 (PST) Date: Thu, 4 Dec 2025 14:49:23 -0800 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 2.52.0.223.gf5cc29aaa4-goog Message-ID: <20251204224924.639406-1-irogers@google.com> Subject: [PATCH v1 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