From nobody Mon Oct 6 04:56:01 2025 Received: from us-smtp-delivery-124.mimecast.com (us-smtp-delivery-124.mimecast.com [170.10.129.124]) (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 9918F24BD02 for ; Fri, 25 Jul 2025 13:38:44 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=170.10.129.124 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753450726; cv=none; b=Vkz50r86ExJ1r+wB3oXFkG+Wuebu1+2dQDPk7RgsMUAHCMuJeNYAz1G2ZclZi0c2Zmvs3iEVGnHJoH3VN2VlvjvI70p21Sz9OADTiAv/zkTpdlwj0H4MTc8f90mBlLDGUhBB+4TEyn36qr0xMxlgQav6vHA8hYCwBSIyvI1jIiE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1753450726; c=relaxed/simple; bh=o/h5xdUlELYwu+ivu3UhGxbnjsxwTaAr0jIo6FCyuLA=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=SgKH0iHMdRsd+7nDjPnv3u31eDl7A4MzKS8fsqu6asK4S6nVBwM3nINVQI+D0nO9cXuu4jVtHZNeQlx7WpvTu5KyjBBnm8WJKiK2NSGQhfTWUSKwU3ASTkkif4PrFqYS858JmYmuN/OKCTZXoWM7kqVQNgiyVQXqZXZx3C9eKzw= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com; spf=pass smtp.mailfrom=redhat.com; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b=W9BrdHXo; arc=none smtp.client-ip=170.10.129.124 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=redhat.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=redhat.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=redhat.com header.i=@redhat.com header.b="W9BrdHXo" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=redhat.com; s=mimecast20190719; t=1753450723; h=from:from:reply-to:subject:subject:date:date:message-id:message-id: to:to:cc:cc:mime-version:mime-version: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=ah1neRedaqT5NMnqo2wenopaUT/ePL4TlLD55zdFBXA=; b=W9BrdHXoWDA7Qh17E4DUYVlgZI5Yjot9mTv2m06R3LGhI5ONC/jKJP4c4CF9Gel3XQdxMb vLCYERu7yllAyNr+pRFeCpwHqRdUniH8QuXbadClbDciy5qgsG0hXfOxjM09ExM79iL5P2 NfqsqEN5PGurAAqwYzA2Gh5RVOAg1Is= Received: from mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (ec2-54-186-198-63.us-west-2.compute.amazonaws.com [54.186.198.63]) by relay.mimecast.com with ESMTP with STARTTLS (version=TLSv1.3, cipher=TLS_AES_256_GCM_SHA384) id us-mta-99-rtSNbs1KMzmw0SqciNIjhg-1; Fri, 25 Jul 2025 09:38:39 -0400 X-MC-Unique: rtSNbs1KMzmw0SqciNIjhg-1 X-Mimecast-MFC-AGG-ID: rtSNbs1KMzmw0SqciNIjhg_1753450718 Received: from mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com [10.30.177.12]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (2048 bits) server-digest SHA256) (No client certificate requested) by mx-prod-mc-02.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTPS id 96FE81955EE8; Fri, 25 Jul 2025 13:38:38 +0000 (UTC) Received: from fedora.redhat.com (unknown [10.45.225.89]) by mx-prod-int-03.mail-002.prod.us-west-2.aws.redhat.com (Postfix) with ESMTP id 154991966673; Fri, 25 Jul 2025 13:38:35 +0000 (UTC) From: Tomas Glozar To: Steven Rostedt Cc: LKML , Linux Trace Kernel , John Kacur , Luis Goncalves , Chang Yin , Costa Shulyupin , Tomas Glozar Subject: [PATCH 2/2] rtla/tests: Test timerlat -P option using actions Date: Fri, 25 Jul 2025 15:38:17 +0200 Message-ID: <20250725133817.59237-3-tglozar@redhat.com> In-Reply-To: <20250725133817.59237-1-tglozar@redhat.com> References: <20250725133817.59237-1-tglozar@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-Scanned-By: MIMEDefang 3.0 on 10.30.177.12 Content-Type: text/plain; charset="utf-8" The -P option is used to set priority of osnoise and timerlat threads. Extend the test for -P with --on-threshold calling a script that looks for running timerlat threads and checks if their priority is set correctly. As --on-threshold is only supported by timerlat at the moment, this is only implemented there so far. Signed-off-by: Tomas Glozar --- tools/tracing/rtla/tests/engine.sh | 2 +- tools/tracing/rtla/tests/scripts/check-priority.sh | 8 ++++++++ tools/tracing/rtla/tests/timerlat.t | 3 ++- 3 files changed, 11 insertions(+), 2 deletions(-) create mode 100755 tools/tracing/rtla/tests/scripts/check-priority.sh diff --git a/tools/tracing/rtla/tests/engine.sh b/tools/tracing/rtla/tests/= engine.sh index 64c5be4313de..a97d644ead99 100644 --- a/tools/tracing/rtla/tests/engine.sh +++ b/tools/tracing/rtla/tests/engine.sh @@ -69,7 +69,7 @@ check() { # Add rtla output and exit code as comments in case of failure echo "$result" | col -b | while read line; do echo "# $line"; done printf "#\n# exit code %s\n" $exitcode - [ -n "$expected_output" ] && \ + [ -n "$expected_output" ] && [ $grep_result -ne 0 ] && \ printf "# Output match failed: \"%s\"\n" "$expected_output" fi fi diff --git a/tools/tracing/rtla/tests/scripts/check-priority.sh b/tools/tra= cing/rtla/tests/scripts/check-priority.sh new file mode 100755 index 000000000000..79b702a34a96 --- /dev/null +++ b/tools/tracing/rtla/tests/scripts/check-priority.sh @@ -0,0 +1,8 @@ +#!/bin/bash +# SPDX-License-Identifier: GPL-2.0 +pids=3D"$(pgrep ^$1)" || exit 1 +for pid in $pids +do + chrt -p $pid | cut -d ':' -f 2 | head -n1 | grep "^ $2\$" >/dev/null + chrt -p $pid | cut -d ':' -f 2 | tail -n1 | grep "^ $3\$" >/dev/null +done && echo "Priorities are set correctly" diff --git a/tools/tracing/rtla/tests/timerlat.t b/tools/tracing/rtla/tests= /timerlat.t index db263dc90a2d..c71aed5534bf 100644 --- a/tools/tracing/rtla/tests/timerlat.t +++ b/tools/tracing/rtla/tests/timerlat.t @@ -25,7 +25,8 @@ check "verify help page" \ check "verify -s/--stack" \ "timerlat top -s 3 -T 10 -t" 2 "Blocking thread stack trace" check "verify -P/--priority" \ - "timerlat top -P F:1 -c 0 -d 10s -q" + "timerlat top -P F:1 -c 0 -d 10s -q -T 1 --on-threshold shell,command=3D\= "tests/scripts/check-priority.sh timerlatu/ SCHED_FIFO 1\"" \ + 2 "Priorities are set correctly" check "test in nanoseconds" \ "timerlat top -i 2 -c 0 -n -d 10s" 2 "ns" check "set the automatic trace mode" \ --=20 2.49.0