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 X-Spam-Level: X-Spam-Status: No, score=-10.6 required=3.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,USER_AGENT_SANE_1 autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 076A3C433E1 for ; Thu, 30 Jul 2020 23:15:15 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id D9C522084D for ; Thu, 30 Jul 2020 23:15:14 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596150914; bh=oxwyOx8jwW/tVMrcFjtdX/o8qfSOBbq4s5iWI+sSfew=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:List-ID: From; b=iCjPL5wcDZMsNybYAE9J0Yepst9Aq+3Xvbv6LlfrRyBnE1syBjDNgMkKElQqUaJ+G XOnZFloOCcrm+fKne+KajL1VuT1MtWA9t8vi5CS3rKMFBrr0MYdd7QIrWuLdDshNlX k71UOdCqQYqri1IANx5ZVrdjlxogcJTK+p3AxqrA= Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1730679AbgG3XPN (ORCPT ); Thu, 30 Jul 2020 19:15:13 -0400 Received: from mail.kernel.org ([198.145.29.99]:54280 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729896AbgG3XPN (ORCPT ); Thu, 30 Jul 2020 19:15:13 -0400 Received: from paulmck-ThinkPad-P72.home (unknown [50.45.173.55]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id DDA3D20809; Thu, 30 Jul 2020 23:15:12 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1596150912; bh=oxwyOx8jwW/tVMrcFjtdX/o8qfSOBbq4s5iWI+sSfew=; h=Date:From:To:Cc:Subject:Reply-To:References:In-Reply-To:From; b=0U6S0d3NMXQ4PzJpuzZLxpogk5zq5XW+i+bzVqUj88HTzm6lxR4tdRGJcY5PmVvRF cC/zIBgx5VnNfKQaYW+plxjlmEIjIx3m1L9Y9+ydR3G6VcTDZ7oFz8Bxk4Cx3WuHzx zmoUNvqwQpaaKozoeYTWld8/9E/bG3IPznLvM8Zo= Received: by paulmck-ThinkPad-P72.home (Postfix, from userid 1000) id B8FDC3522635; Thu, 30 Jul 2020 16:15:12 -0700 (PDT) Date: Thu, 30 Jul 2020 16:15:12 -0700 From: "Paul E. McKenney" To: Ingo Molnar Cc: linux-kernel@vger.kernel.org, rcu@vger.kernel.org, arnd@arndb.de, bigeasy@linutronix.de, elver@google.com, ethp@qq.com, frederic@kernel.org, jbi.octave@gmail.com, joel@joelfernandes.org, lihaoliang@google.com, madhuparnabhowmik10@gmail.com, mchehab+huawei@kernel.org, peter.enderborg@sony.com, rdunlap@infradead.org, richard.weiyang@linux.alibaba.com, urezki@gmail.com, zou_wei@huawei.com, tglx@linutronix.de Subject: Re: [GIT PULL tip/core/rcu] RCU commits for v5.9 Message-ID: <20200730231512.GD9247@paulmck-ThinkPad-P72> Reply-To: paulmck@kernel.org References: <20200714172701.GA31369@paulmck-ThinkPad-P72> <20200730222057.GA423051@gmail.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20200730222057.GA423051@gmail.com> User-Agent: Mutt/1.9.4 (2018-02-28) Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Fri, Jul 31, 2020 at 12:20:57AM +0200, Ingo Molnar wrote: > > * Paul E. McKenney wrote: > > > Hello, Ingo! > > > > This pull request contains the following changes: > > > > 1. Documentation updates. > > > > https://lore.kernel.org/lkml/20200623000923.GA25047@paulmck-ThinkPad-P72 > > > > 2. Miscellaneous fixes. > > > > https://lore.kernel.org/lkml/20200623002128.GA25456@paulmck-ThinkPad-P72 > > > > 3. kfree_rcu updates. > > > > https://lore.kernel.org/lkml/20200624201200.GA28901@paulmck-ThinkPad-P72 > > > > 4. RCU tasks updates. > > > > https://lore.kernel.org/lkml/20200623002423.GA25869@paulmck-ThinkPad-P72 > > > > 5. Read-side scalability tests. > > > > https://lore.kernel.org/lkml/20200623002941.GA26089@paulmck-ThinkPad-P72 > > > > 6. SRCU updates. > > > > https://lore.kernel.org/lkml/20200623003310.GA26539@paulmck-ThinkPad-P72 > > > > 7. Torture-test updates. > > > > https://lore.kernel.org/lkml/20200623003731.GA26717@paulmck-ThinkPad-P72 > > > > All of these have been subjected to the kbuild test robot and -next > > testing, and are available in the git repository based on v5.8-rc3 at: > > > > git://git.kernel.org/pub/scm/linux/kernel/git/paulmck/linux-rcu.git for-mingo > > > > for you to fetch changes up to 13625c0a4074d3bab61b1dc70a828b574255f339: > > > > Merge branches 'doc.2020.06.29a', 'fixes.2020.06.29a', 'kfree_rcu.2020.06.29a', 'rcu-tasks.2020.06.29a', 'scale.2020.06.29a', 'srcu.2020.06.29a' and 'torture.2020.06.29a' into HEAD (2020-06-29 12:03:15 -0700) > > > 61 files changed, 2395 insertions(+), 680 deletions(-) > > Pulled into tip:core/rcu, thanks a lot Paul! > > I assume the fix Uladzislau Rezki is working on will resolve Sebastian > Andrzej Siewior's objections? One way or another, yes. We have several options, but the nicest one requires changes outside of RCU, so cannot be carried out in time for the upcoming merge window. If that fails, we have other less-nice options that -can- be confined to RCU, at least in the short term. But one way or another, the issue that Sebastian raised will be resolved. Thanx, Paul