From nobody Mon May 25 00:09:52 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 A815B3CD8C7; Wed, 20 May 2026 08:34:20 +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=1779266062; cv=none; b=bdemiJ5/XJpzKkuUcPfTprddm+lJeWrLjG2TaEaFU9US1PtSUYDDEICvlGKei0hiLuYnZjotll6z3oNcQr61VqzbpGtVDE4gscG+NeYgT2ASZ4TGQJb1tS+nio/UrCeWy4eMnDkqrRlAHOBwUHV2QaWtdu6+CnBG0H9K1u0K79Y= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1779266062; c=relaxed/simple; bh=RMpxx0OpVltszUYP1vsOobHws2/U6aeHVYLnWUV4lvU=; h=Date:From:To:Subject:Cc:In-Reply-To:References:MIME-Version: Message-ID:Content-Type; b=hzB4TNitApuTEaNOP+nzr9sN69HLQFsvipYyI0Z9nBZVD4NN20tlrMnuqei3MVrlwOlkP9EFtd58YSe3ggpmM1Js/qKz+pEeBsJI+7YJLlsJgKzRvbJgSIrIRyApExWYtd6x9NrjnmGYhNo5ckY++SsuHtoqPtUJASSV+QxENzI= 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=Oe7c7V+O; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b=698ZNlX4; 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="Oe7c7V+O"; dkim=permerror (0-bit key) header.d=linutronix.de header.i=@linutronix.de header.b="698ZNlX4" Date: Wed, 20 May 2026 08:34:17 -0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020; t=1779266059; 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=RFkf2pmlHRaFoUgd3rbRlmLzR8q8kh5dDDa95k1lJy0=; b=Oe7c7V+OSWzRi9azj5SZNSjcqEjL3jEpTQ8CGrf9EFvOsob6Fab6pzS5TQimaC9zS/ipJ4 QMg8D5dJt/rVhAP9yDKHHofJhLzXR9LtBnEpcqRRy+SRBuZXH/l4m3im7emw9HIyl3FssC 0++ZU8DB4fsfINjrQn2BWDTdnJJjmNeSzlJVcOIG9EZGQ03RsevESYxjhhdtLNwuoOFInh tsShPzGH62rF5gkU0pceIx786SOlLErqsXAcTmM5zaPIUZn6ElFk9mZN6pH9aXpNMqForI damLHLp15XhaUBqvKPzO4Y7SAn6lCzDpkgNi/RZ4UJ5lYyxvkyE470h3ylfMRA== DKIM-Signature: v=1; a=ed25519-sha256; c=relaxed/relaxed; d=linutronix.de; s=2020e; t=1779266059; 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=RFkf2pmlHRaFoUgd3rbRlmLzR8q8kh5dDDa95k1lJy0=; b=698ZNlX4DIhClySZU+C4S6RE8MWgfGMhw3RIcmI55fiumjunolQL4faxaERIg8v61g24ip 93jnPLaPnVf1XIBQ== From: "tip-bot2 for Yuri Andriaccio" Sender: tip-bot2@linutronix.de Reply-to: linux-kernel@vger.kernel.org To: linux-tip-commits@vger.kernel.org Subject: [tip: sched/core] sched/rt: Update default bandwidth for real-time tasks to ONE Cc: Yuri Andriaccio , "Peter Zijlstra (Intel)" , x86@kernel.org, linux-kernel@vger.kernel.org In-Reply-To: <20260430213835.62217-22-yurand2000@gmail.com> References: <20260430213835.62217-22-yurand2000@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-ID: <177926605776.711.725332300112285782.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/core branch of tip: Commit-ID: c2e390197ad1360db6686a8c89abaafaf83adf72 Gitweb: https://git.kernel.org/tip/c2e390197ad1360db6686a8c89abaafaf= 83adf72 Author: Yuri Andriaccio AuthorDate: Thu, 30 Apr 2026 23:38:25 +02:00 Committer: Peter Zijlstra CommitterDate: Tue, 19 May 2026 12:17:35 +02:00 sched/rt: Update default bandwidth for real-time tasks to ONE Set the default total bandwidth for SCHED_DEADLINE tasks and servers to ONE. FIFO/RR tasks are already throttled by fair-servers and ext-servers, and the sysctl_sched_rt_runtime parameter now only defines the total bw that is allowed to deadline entities. Signed-off-by: Yuri Andriaccio Signed-off-by: Peter Zijlstra (Intel) Link: https://patch.msgid.link/20260430213835.62217-22-yurand2000@gmail.com --- kernel/sched/rt.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/kernel/sched/rt.c b/kernel/sched/rt.c index 4ee8faf..e6ea728 100644 --- a/kernel/sched/rt.c +++ b/kernel/sched/rt.c @@ -19,9 +19,9 @@ int sysctl_sched_rt_period =3D 1000000; =20 /* * part of the period that we allow rt tasks to run in us. - * default: 0.95s + * default: 1s */ -int sysctl_sched_rt_runtime =3D 950000; +int sysctl_sched_rt_runtime =3D 1000000; =20 #ifdef CONFIG_SYSCTL static int sysctl_sched_rr_timeslice =3D (MSEC_PER_SEC * RR_TIMESLICE) / H= Z;