From nobody Mon Feb 9 00:56:19 2026 Received: from galois.linutronix.de (Galois.linutronix.de [193.142.43.55]) (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 51ABD145A18; Fri, 31 Jan 2025 10:00:46 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=193.142.43.55 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738317650; cv=none; b=EE/yUeHoyBJN05WCcGMfiGLHk0eOCeOfxGgA8FjLENLHkUvqAUoWKikJUbsIOD+kZiNk8ab+6/1yxnpLCGwz3bdaYLvqfqWdGQSDCYckydYAoE8vc7bK9L+VEbcUAeN/ryYa28jPFtl2JkIhkWjprDFCLz2fsfH8f0hy86HnC2c= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1738317650; c=relaxed/simple; bh=rUQ/O+gdOT0q1hpCuSJFA9OfjJHJwUe7r2CAWRi2mIU=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=tzWey1CSIRGqYYRH28OIn0qoKp/iRlbZF8BQomtIC6ILcwFj6nHyLk3f+7WxPoBLJStpKtplBRd/Y37Bbbo9QmyQJBwyBvlv3XZdnkcqPSvjHV6YnaSRlxrKoWMXJaDt48cgIXcX1PSrQoP0KxkXxTHymyggpgRPsAcgJ4G6RCk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de; spf=pass smtp.mailfrom=linutronix.de; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=izD5uS5z; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=f0lXXJ9C; arc=none smtp.client-ip=193.142.43.55 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=linutronix.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=linutronix.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="izD5uS5z"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="f0lXXJ9C" Date: Fri, 31 Jan 2025 10:00:40 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1738317645; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1GNV2BFndKAvf550rknPT3RVdujFWgTzrV4lmQrHLTQ=; b=izD5uS5zjIRWJuOdSaGIEgSu2+JHQzIoDBZkzhq4S3nluawOFDJQ9ww7twf4awdjJV3XbT dvsL2UpKIFNVU7rf0WSaOLJeMBg4YHO1MaIS4ubuWKVuiIx86uU5IpPV8VOqBfoOVy1CFM wq1jWzkd+sNMJtT0E48C9ZSRfJ0+9oR/KzQLV7uA+k420CePSJ0cLegwRvlhPpKLkHU2t+ jAvezaudSbu1Ko/pLMTjl9oxLc9UITB4+oCV1Xvb3QDJ63cJJN2dNj+3Mopw1jualVd9k6 4ZYo9J5kl/OVndVCB2eRXkwWShp4EipncYUqENFk0DLibDRBviiBLJ3jLHkO4Q== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1738317645; h=from:from:sender:sender:reply-to:reply-to:subject:subject:date:date: message-id:message-id:to:to:cc:cc:mime-version:mime-version: content-type:content-type: content-transfer-encoding:content-transfer-encoding: in-reply-to:in-reply-to:references:references; bh=1GNV2BFndKAvf550rknPT3RVdujFWgTzrV4lmQrHLTQ=; b=f0lXXJ9Cl1Dt4zhZ+t9URjkjTN2d2pLjrw6MZdaqqmkHzxbUjc2FBRH6+M/HJqwmWpZ8c0 Jc+YuCa7M/h8R+CA== From: "tip-bot2 for Christian Loehle" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: sched/urgent] sched/debug: Provide slice length for fair tasks Cc: Christian Loehle , Ingo Molnar , Peter Zijlstra , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <453349b1-1637-42f5-a7b2-2385392b5956@arm.com> References: <453349b1-1637-42f5-a7b2-2385392b5956@arm.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <173831764238.31546.1518099689337964438.tip-bot2@tip-bot2> Robot-ID: Robot-Unsubscribe: Contact to get blacklisted from these emails Precedence: bulk Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable The following commit has been merged into the sched/urgent branch of tip: Commit-ID: 9065ce69754dece78606c8bbb3821449272e56bf Gitweb: https://git.kernel.org/tip/9065ce69754dece78606c8bbb38214492= 72e56bf Author: Christian Loehle AuthorDate: Wed, 29 Jan 2025 17:59:44=20 Committer: Ingo Molnar CommitterDate: Fri, 31 Jan 2025 10:45:33 +01:00 sched/debug: Provide slice length for fair tasks Since commit: 857b158dc5e8 ("sched/eevdf: Use sched_attr::sched_runtime to set request/= slice suggestion") ... we have the userspace per-task tunable slice length, which is a key parameter that is otherwise difficult to obtain, so provide it in /proc/$PID/sched. [ mingo: Clarified the changelog. ] Signed-off-by: Christian Loehle Signed-off-by: Ingo Molnar Cc: Peter Zijlstra Link: https://lore.kernel.org/r/453349b1-1637-42f5-a7b2-2385392b5956@arm.com --- kernel/sched/debug.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/kernel/sched/debug.c b/kernel/sched/debug.c index a1be00a..5b32d3c 100644 --- a/kernel/sched/debug.c +++ b/kernel/sched/debug.c @@ -1265,6 +1265,8 @@ void proc_sched_show_task(struct task_struct *p, stru= ct pid_namespace *ns, if (task_has_dl_policy(p)) { P(dl.runtime); P(dl.deadline); + } else if (fair_policy(p->policy)) { + P(se.slice); } #ifdef CONFIG_SCHED_CLASS_EXT __PS("ext.enabled", task_on_scx(p));