From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-alma10-1.taild15c8.ts.net [100.103.45.18]) (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 AD80644BC97 for ; Fri, 16 Oct 2026 21:26:09 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=100.103.45.18 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792185971; cv=none; b=cLWGnjQBZSx8pKaZECWfHorQh2VLZoxLXQ+W2qas5n6C+9A3M3yGYQauMRNoczWy4s4QgxbRpQ12W2j/TO+33gLPl/OgYZyeGs+5dGpWhgmZXCREKShI8SB6qaa0KZpfe3cLpKDmQwzIAM2QzM/Ly8KZdQ+Xi7e7yO7auafducc= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1792185971; c=relaxed/simple; bh=8uZOj+7Pur82ScXzlot4GhluMwp5juQlnz+rgtE/Yoo=; h=Message-ID:From:Subject:To:Cc:In-Reply-To:References:Content-Type: Date; b=b9mFmGrcoNIF5ilv3seWcIg5K6Z9UhtGbgNfRehIagXdn/JMMaCYKG/S4BXCtNW7svqOqrtkz6xUmiWt6//hLouCeWpZTAl/pAcWnmyPlfZ54bPEm2YWboNlpnmu4howO/qJ0lMjNbNxL/MrpMjbZPOsuXxBOkjiYhyKEC6hCvM= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=VGCoTxhF; arc=none smtp.client-ip=100.103.45.18 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="VGCoTxhF" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 7E8B31F000C4; Fri, 16 Oct 2026 21:26:09 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=kernel.org; s=k20260515; t=1792185969; bh=8uZOj+7Pur82ScXzlot4GhluMwp5juQlnz+rgtE/Yoo=; h=From:Subject:Reply-To:To:Cc:In-Reply-To:References:Date; b=VGCoTxhFRD3fpiYw/PEmy8wvY80fRZ34GLhwmurHdE/8LhQJw/KCEl+mG24YsgVfk zxu3NUdkHRD7E2PQI5oow+wTFlpxjTLq9lsWQl7/p4a7xDfqsEGTWcWITHTNnSevKz 2+b2nAgzhrmRWhCR/jxATElQddmPhwQvisDP1q8G+zGpFekPD3pzRRCNYCekk3XGWH XADS7GiNcu25pmDkEqUwQvz1GhJIsjzTex7n3VHuR/NO052aHvEqMWLBcQ9rVzekr4 SCMMaUjfIr92C169c5PjbLSzbpm5BVcXgfiFrVw2lnTq9wa8lEBtEc1qqufbE3vHdc jcmeltgO4uIDw== Message-ID: From: sashiko-bot@kernel.org Subject: Re: [PATCH v4 19/21] perf tests: Mark the shell tests not mapping perf ring buffers Reply-To: sashiko-reviews@lists.linux.dev To: "Arnaldo Carvalho de Melo" Cc: linux-perf-users@vger.kernel.org In-Reply-To: <20261016212102.76550-20-acme@kernel.org> References: <20261016212102.76550-1-acme@kernel.org> <20261016212102.76550-20-acme@kernel.org> Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: quoted-printable Date: Fri, 16 Oct 2026 21:26:09 +0000 Precedence: bulk X-Mailing-List: linux-perf-users@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: > From: Arnaldo Carvalho de Melo >=20 > Shell tests run perf, that maps ring buffers, so they take a turn using > the per user budget in kernel.perf_event_mlock_kb by default; the ones > that don't map them, like the ones running just 'perf stat', say > " (no_mlock)" in their description line and thus keep running in parallel > with the ones taking turns. >=20 > The 'perf sched stats' tests are among them, they synthesize the samples > from /proc/schedstat without mapping a ring buffer, and the tests already > marked " (exclusive)" don't need it, exclusive implies every other > requisite and keeps them running alone. >=20 > Assisted-by: LLM > Signed-off-by: Arnaldo Carvalho de Melo Sashiko has reviewed this patch and found no issues. --=20 Sashiko AI review =C2=B7 https://sashiko.dev/#/patchset/20261016212102.7655= 0-1-acme@kernel.org?part=3D19