From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail.itouring.de (mail.itouring.de [85.10.202.141]) (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 66A5915696E for ; Sat, 15 Feb 2025 19:58:05 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=85.10.202.141 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739649489; cv=none; b=ovzfRrMkRPAaejyszuHY9D8pnqR87RbGqJ/puD6jKS+x97rhm+FPZLC24M3AGrkgPLe/Ct9ty0BQy0LzRwyqJyHagzjW8cyh11T1DKAbn79WgOguOZ3pTT5RPuT8q1ddmNM7O3w1leIcm1BNfP1jEZXNIv8vGJlpZXGiD7yjwG8= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1739649489; c=relaxed/simple; bh=8Agr4LCJvMont3sOn0Fa6/PrKDLRic6lEVvoPBKxio0=; h=Subject:To:Cc:References:From:Message-ID:Date:MIME-Version: In-Reply-To:Content-Type; b=hOWRPdlbxuqBAuzqmD4creoOONJXWRMPwb/NSmFFZJ0jUu3V3eqdQ+EF/n9za0K3pSH+hpuFypghljHIqKZQ2hSA7F6d3IfhJ9Q0+wVJZJnlAVC32TvJO/yuVKzbE9ANXzP4cCWV21Jnsd+FN+23R/22+lh6O0Sfb/dC7UarwWo= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=applied-asynchrony.com; spf=pass smtp.mailfrom=applied-asynchrony.com; arc=none smtp.client-ip=85.10.202.141 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=applied-asynchrony.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=applied-asynchrony.com Received: from tux.applied-asynchrony.com (p5ddd71dc.dip0.t-ipconnect.de [93.221.113.220]) by mail.itouring.de (Postfix) with ESMTPSA id 364FB12566F; Sat, 15 Feb 2025 20:57:57 +0100 (CET) Received: from [192.168.100.221] (hho.applied-asynchrony.com [192.168.100.221]) by tux.applied-asynchrony.com (Postfix) with ESMTP id DD9136018E4C0; Sat, 15 Feb 2025 20:57:56 +0100 (CET) Subject: Re: Suspend failures (was [PATCH 6.13 000/443] 6.13.3-rc1 review) To: Waiman Long , Linus Torvalds , Peter Zijlstra , Juri Lelli , Phil Auld Cc: Greg Kroah-Hartman , stable References: <20250213142440.609878115@linuxfoundation.org> <2025021459-guise-graph-edb3@gregkh> <9a44f314-c101-4ed1-98ad-547c84df7cdd@applied-asynchrony.com> <012c4a3a-ead8-4bba-8ec9-5d5297bbd60c@redhat.com> From: =?UTF-8?Q?Holger_Hoffst=c3=a4tte?= Organization: Applied Asynchrony, Inc. Message-ID: <905eb8ab-2635-e030-b671-ab045b55f24c@applied-asynchrony.com> Date: Sat, 15 Feb 2025 20:57:56 +0100 Precedence: bulk X-Mailing-List: stable@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 In-Reply-To: <012c4a3a-ead8-4bba-8ec9-5d5297bbd60c@redhat.com> Content-Type: text/plain; charset=utf-8; format=flowed Content-Language: en-US Content-Transfer-Encoding: 8bit On 2025-02-15 02:35, Waiman Long wrote: > Commit 53916d5fd3c0 ("sched/deadline: Check bandwidth overflow > earlier for hotplug") is the last patch of the 3 patch series. > >  1) commit 41d4200b7103 ("sched/deadline: Restore dl_server bandwidth on non-destructive root domain changes") >  2) commit d4742f6ed7ea ("sched/deadline: Correctly account for allocated bandwidth during hotplug") >  3) commit 53916d5fd3c0 ("sched/deadline: Check bandwidth overflow earlier for hotplug") > > It looks like 6.13.3-rc1 has patches 2 and 3, but not patch 1. It is > possible that patch 3 has a dependency on patch 1. My suggestion is > to either take patch 1 as well or none of them. Now that we have 6.13.3-rc3 passing all tests I got curious and applied the whole series again. And voila: suspend works reliably (3 out of 3). Mystery solved. So Greg, feel free to add the whole 3-part series in the next round. cheers Holger