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 A4E97CD6E50 for ; Wed, 11 Oct 2023 09:06:16 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1345883AbjJKJGO (ORCPT ); Wed, 11 Oct 2023 05:06:14 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51224 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S234687AbjJKJGE (ORCPT ); Wed, 11 Oct 2023 05:06:04 -0400 Received: from smtp.kernel.org (relay.kernel.org [52.25.139.140]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id B553DD54; Wed, 11 Oct 2023 02:05:52 -0700 (PDT) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 2510BC433CB; Wed, 11 Oct 2023 09:05:51 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=linuxfoundation.org; s=korg; t=1697015151; bh=SknQxorQHEGK70zbEPxqx3aQKbzCcJnVls2ArxJYRX0=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=Cr9nz5Gnby8df6wmtBas4+lsjdTRQUgV3V6mOX1jcnsAGS+zvTeQKEDM+dLenr1u4 P1A2HcidKX8j3b9q7Tqq29gLDbOR/3+OBoXhwutQGLR7vtm+l/+NZbJPRk/tAkqhTW XJsjusxcO2My9FApUTS4a34Dwha6FHLuqdYOBf7s= Date: Wed, 11 Oct 2023 11:05:48 +0200 From: Greg Kroah-Hartman To: Naresh Kamboju Cc: Steven Rostedt , Masami Hiramatsu , stable@vger.kernel.org, patches@lists.linux.dev, linux-kernel@vger.kernel.org, torvalds@linux-foundation.org, akpm@linux-foundation.org, linux@roeck-us.net, shuah@kernel.org, patches@kernelci.org, lkft-triage@lists.linaro.org, pavel@denx.de, jonathanh@nvidia.com, f.fainelli@gmail.com, sudipm.mukherjee@gmail.com, srw@sladewatkins.net, rwarsow@gmx.de, Mark Rutland , "Paul E. McKenney" , Peter Zijlstra Subject: Re: [PATCH 4.19 00/29] 4.19.282-rc1 review Message-ID: <2023101125-subpanel-enviably-28cd@gregkh> References: <20230424131121.155649464@linuxfoundation.org> <20230426170945.0ec0f1ef@gandalf.local.home> <20230426181415.17c893f5@gandalf.local.home> <2023101132-playable-flagstick-1abf@gregkh> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <2023101132-playable-flagstick-1abf@gregkh> Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Oct 11, 2023 at 11:04:54AM +0200, Greg Kroah-Hartman wrote: > On Wed, Oct 11, 2023 at 06:59:46AM +0530, Naresh Kamboju wrote: > > Hi Steven and Greg, > > > > On Thu, 27 Apr 2023 at 15:19, Naresh Kamboju wrote: > > > > > > Hi Steven, > > > > > > On Wed, 26 Apr 2023 at 23:14, Steven Rostedt wrote: > > > > > > > > On Wed, 26 Apr 2023 17:09:45 -0400 > > > > Steven Rostedt wrote: > > > > > > > > > Now the question is, why is this triggering on 4.19 but not in latest > > > > > mainline? > > > > > > > > I found it, I backported this patch and the warning goes away (at least for > > > > me). Can you add this and see if it makes the warning go away for you too? > > > > > > I have applied this patch on stable-rc 4.19 branch and tested on > > > - arm64: Juno-r2 > > > - x86_64 device > > > > > > and the reported problem has been resolved. > > > > > > Thanks for finding a quick fix patch. > > > > > > > > > > > -- Steve > > > > > > > > From: Peter Zijlstra > > > > Date: Fri, 7 Aug 2020 20:50:19 +0200 > > > > Subject: [PATCH] sched,idle,rcu: Push rcu_idle deeper into the idle path > > > > > > > > commit 1098582a0f6c4e8fd28da0a6305f9233d02c9c1d upstream. > > > > Can we expect this patch to be merged into 4.19 ? > > The reason for the question is, the reported problem is still seen on > > stable-rc 4.19. > > Ok, I'll queue it up now, I didn't realize it needed to be there, sorry. Nope, I can't, it doesn't apply there, so I need a backported, and TESTED version, for 5.4.y and 4.19.y if anyone wants to see it there. thanks, greg k-h