From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 2B7E43563C7; Sat, 28 Feb 2026 17:33:20 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300000; cv=none; b=mgZiUTCHoSQJJ0f5mjlLvDsxyTAi7dgRtWTXB8+gnCGunOVsEdVTGWYKrNNV69SUAkEyZVOGxLN4xyYJPiwA9AXy6PqUzXK45ErOzMewGcesc4oXV1u0wNrszkpdEas2qY11vnQRWdH3TBXCi867pbRAJT9hirED7F7z1NuQuiQ= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1772300000; c=relaxed/simple; bh=b6+1gnxBezrGNZf3K8NI12Al8ckqgqSf2o1BUGhHJOI=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=TlVz0+GZDlakQvfA5f5qnZRBpA8+L8VcYfbix7ecVE+QzI4Y1aAa9td7srgzHo2q4YRVzI3ZG4vdJKwE7GHiLk7CStCEA2CZddIROcXigF2Yu6vAdAyUPceZC9RXbUwaPacqlhOBnoJpZhaignAQTTWPRx7w6EurhNEim0ys8ec= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=F8KmuQE8; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="F8KmuQE8" Received: by smtp.kernel.org (Postfix) with ESMTPSA id CE26EC116D0; Sat, 28 Feb 2026 17:33:18 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1772300000; bh=b6+1gnxBezrGNZf3K8NI12Al8ckqgqSf2o1BUGhHJOI=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=F8KmuQE8wuZznHG/1Vmv4PCj3tw3/iXKK9/EwE4+6J9SjSrGikUcupvpwRqzhiDGR yR05SQ52BMxICwDeybGwp7M4c9HjoFwn0a+w6EfhdToPrgbX6XuiQ2ijntDswAi0tf lzGeAXm1cC4ESmwc2lka4+qiv8LSTUXLynNKmJFmqXYAEwkpiD0N6mEgmLSWKDAZlS aEGtWqjSgERtvU3eewewtHOh5qpzjqpNh+7MfurlhL1DNNK/pJOEZzpaaLPeYliPeE d/VKg1QbvpfCqv+dRfVd8en14Zjkbjlq6etNNRAX7LL+KSvmydnCEIstVWMOh21naZ +El4v1Ay59t9Q== From: Sasha Levin To: linux-kernel@vger.kernel.org, stable@vger.kernel.org Cc: Ian Rogers , Arnaldo Carvalho de Melo , Adrian Hunter , Alexander Shishkin , Ingo Molnar , James Clark , Jiri Olsa , Namhyung Kim , Peter Zijlstra , Sasha Levin Subject: [PATCH 6.19 018/844] perf tests sched: Avoid error in cleanup on loaded machines Date: Sat, 28 Feb 2026 12:18:51 -0500 Message-ID: <20260228173244.1509663-19-sashal@kernel.org> X-Mailer: git-send-email 2.51.0 In-Reply-To: <20260228173244.1509663-1-sashal@kernel.org> References: <20260228173244.1509663-1-sashal@kernel.org> Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 X-stable: review X-Patchwork-Hint: Ignore Content-Transfer-Encoding: 8bit From: Ian Rogers [ Upstream commit c5e47e4d00fbc15f2390bb6ed8d9c21836363291 ] The stop_noploops function will kill the noploop processes that are running for 10 seconds. On a loaded machine they may have already terminated meaning the kill will return an error of no such process. This doesn't matter and so ignore the error to avoid the test terminating in the cleanup. Fixes: 0e22c5ca44e68798 ("perf test: Add sched latency and script shell tests") Signed-off-by: Ian Rogers Tested-by: Arnaldo Carvalho de Melo Cc: Adrian Hunter Cc: Alexander Shishkin Cc: Ian Rogers Cc: Ingo Molnar Cc: James Clark Cc: Jiri Olsa Cc: Namhyung Kim Cc: Peter Zijlstra Signed-off-by: Arnaldo Carvalho de Melo Signed-off-by: Sasha Levin --- tools/perf/tests/shell/sched.sh | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/tools/perf/tests/shell/sched.sh b/tools/perf/tests/shell/sched.sh index b9b81eaf856e6..b9637069adb1f 100755 --- a/tools/perf/tests/shell/sched.sh +++ b/tools/perf/tests/shell/sched.sh @@ -53,7 +53,7 @@ start_noploops() { } cleanup_noploops() { - kill "$PID1" "$PID2" + kill "$PID1" "$PID2" || true } test_sched_record() { -- 2.51.0