From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 387ECE7F145 for ; Tue, 26 Sep 2023 22:45:58 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S231634AbjIZWp5 (ORCPT ); Tue, 26 Sep 2023 18:45:57 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:36362 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S231753AbjIZWn4 (ORCPT ); Tue, 26 Sep 2023 18:43:56 -0400 Received: from mail-pl1-x62a.google.com (mail-pl1-x62a.google.com [IPv6:2607:f8b0:4864:20::62a]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 9E8F8193 for ; Tue, 26 Sep 2023 13:56:30 -0700 (PDT) Received: by mail-pl1-x62a.google.com with SMTP id d9443c01a7336-1c3cbfa40d6so86592685ad.1 for ; Tue, 26 Sep 2023 13:56:30 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=20230601; t=1695761790; x=1696366590; darn=vger.kernel.org; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:from:to:cc:subject:date:message-id:reply-to; bh=K+cA0vEenc1gqjUMM9wmqTHY3iLNBl/eCPHeoCPbd9o=; b=Kq/RuLeI1lsxBMQk6FTV9WLOxdyOooQs0Jb29yl0kLyXR9SBKICMctAwUj71b2pgSm l7Bd2Tie3PBRIhRmzsZWl4Q5kDzQuhoFiLsCdL/5p206FS+lSLbapfL6FAfzBXOc/yC5 DK/VWMVnjYvxdWLKh7Lxf/MwA98AJBzNG4YH5uI57g8xKa3Jd1o71Wee2HNbFxiC9i5x S4bAbvDf70DVjeonBw77JLXtKLzEbI1rg4UyiSfPP1dLA/V+DDBmCiiAEXAL5k8t2F2T SkWpIclpLt8ElFDJZOamU3AMGOj2pjI7QUm9QYn4mCw6+DTCB2gEJ31l6uFT9Ke6TGW+ fVOw== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1695761790; x=1696366590; h=in-reply-to:content-disposition:mime-version:references:message-id :subject:cc:to:from:date:x-gm-message-state:from:to:cc:subject:date :message-id:reply-to; bh=K+cA0vEenc1gqjUMM9wmqTHY3iLNBl/eCPHeoCPbd9o=; b=M+eZk50oVb/LyU8i6R4XZzXqwsgbZ6v7TUS12zsPyb6Hzqum9Fy0eZMH/AFcbPGxpN bOXs7l2mJCclrsTcaQKnS7DQFPwWCaByLNz2wJ6/mVJVpP01jCS8JmY4dICI68onkuFB XpjFivH1ccoaFtDh4JviSBpANGmaW+CluDfbpf8G0LDbf3u/B5zjtIJeb/dgvaLhuyjt EUeASXPNxlIl6r/TeD9yqC3W4zk0zjdHkow0NtjlO3C0uSX309TaVM9TpGJz/5hQrOeJ Bi3QcJI+viCGgTj1VvavbevScwE7zZp2996GRIRE/6fNObUbB7o4iBcbkM2O4WBjQKEM K8PQ== X-Gm-Message-State: AOJu0Yx8U/2uXII+w2amzhPyJAvtPM03k8nUTaBPXRVnj7N/ayJn5X9o wUXDtrksfr9Mlic/gOhLnRQMbg== X-Google-Smtp-Source: AGHT+IHm1IEuFlvmqbG+rMZZJWspqFftAv9gQV/yoTCiylQnMNOAJue7sY122lWTZw0J/AV6+YyC/Q== X-Received: by 2002:a17:902:c951:b0:1c3:a91a:627f with SMTP id i17-20020a170902c95100b001c3a91a627fmr12682196pla.47.1695761789886; Tue, 26 Sep 2023 13:56:29 -0700 (PDT) Received: from google.com (55.212.185.35.bc.googleusercontent.com. [35.185.212.55]) by smtp.gmail.com with ESMTPSA id f13-20020a170902ce8d00b001bdb85291casm11445673plg.208.2023.09.26.13.56.29 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 26 Sep 2023 13:56:29 -0700 (PDT) Date: Tue, 26 Sep 2023 20:56:25 +0000 From: Carlos Llamas To: Peter Zijlstra Cc: Elliot Berman , Ingo Molnar , "Rafael J. Wysocki" , Pavel Machek , Thomas Gleixner , kernel@quicinc.com, linux-arm-msm@vger.kernel.org, linux-kernel@vger.kernel.org, linux-pm@vger.kernel.org, Prakash Viswalingam , Greg Kroah-Hartman , stable@vger.kernel.org Subject: Re: [PATCH v4 0/2] Avoid spurious freezer wakeups Message-ID: References: <20230908-avoid-spurious-freezer-wakeups-v4-0-6155aa3dafae@quicinc.com> <20230926200238.GB13828@noisy.programming.kicks-ass.net> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230926200238.GB13828@noisy.programming.kicks-ass.net> Precedence: bulk List-ID: X-Mailing-List: stable@vger.kernel.org On Tue, Sep 26, 2023 at 10:02:38PM +0200, Peter Zijlstra wrote: > On Tue, Sep 26, 2023 at 04:17:33PM +0000, Carlos Llamas wrote: > > > > This issue is hurting the performance of our stable 6.1 releases. Does > > it make sense to backport these patches into stable branches once they > > land in mainline? I would assume we want to fix the perf regression > > there too? > > Note that these patches are in tip/sched/core, slated for the next merge > window. We can wait, no problem. I just wanted to make sure we also patch stable if needed. Elliot, would you be able to send a backport of your patches to stable once they land in mainline on the next merge window? Cc: Greg Kroah-Hartman Cc: stable@vger.kernel.org -- Carlos Llamas