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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 7A4ECCCF9F8 for ; Fri, 31 Oct 2025 15:30:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:In-Reply-To: Content-Transfer-Encoding:Content-Type:MIME-Version:References:Message-ID: Subject:Cc:To:From:Date:Reply-To:Content-ID:Content-Description:Resent-Date: Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=/C6o2+gSZ7eQN7FQmmglEjFOqubdsY6GVquhxGt09nY=; b=zUAnBWiiWw06MzpUc3QsZwuiEv hrMukt/0x34mFmnK8b+fMxZiXRcBaru+RccVZr2ZboLngbFciWdGIfv6tUOQ7lQ1NM3ma6ybhdaAu 2YCMbm3+ik+v8v/5Ug4kppRtByharHW2EL4QAeGkzAZnRj5LltM9xCF4VrJ2K27oBcC+mgN9UtZCB 0fSfEO/E8b/uqEfUZUvnzWXtWiMm/KStcNvZ3vXI9kkIEm2TxXyX/HxA0mfofJ7j4EjLR1jLMF33H MrbVoJb0aIRTECn0qY6mO6MWitlsTuEFrvVFtOKR4FGhIXnifLIbLZ36PlaFHVf6b7ygTy7D3SXOf C/UeJVmg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1vEr4t-00000006JsR-3U3j; Fri, 31 Oct 2025 15:30:12 +0000 Received: from sea.source.kernel.org ([172.234.252.31]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1vEr4r-00000006JrD-0w8P for linux-arm-kernel@lists.infradead.org; Fri, 31 Oct 2025 15:30:10 +0000 Received: from smtp.kernel.org (transwarp.subspace.kernel.org [100.75.92.58]) by sea.source.kernel.org (Postfix) with ESMTP id 06DFD43F89; Fri, 31 Oct 2025 15:30:07 +0000 (UTC) Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63CA2C4CEE7; Fri, 31 Oct 2025 15:30:06 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1761924606; bh=YN9mFpyOirMJG3gxerIW77pECs9cukfzbQfkHOAQpHs=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=qc8FbJqrkdCIX64uhcGh/3sGHjyZ/kg6c299TYuVaR/EIJqJe7VvR4brCH0bIYjIm ccsiXGVZz9k3yUOR3gfrmQ4kIjoms18UgykNgu+1CPsw1KuPLyFPYP/ri0CslMVeUb vNzzDSei9y78K6SkntbzS3NuE/nOFh03zqzWcjMyZqDmbWPbmwfVj9iGHSmvPPXwPc bLnL/UODhTrwTO/5oR0zP4Ffx/OwNa3rxctvcB2Auk1OYMjRRkNvJeY9CtHVN3Bugi cKqrp5O5IQGjZsNXoECmy3q447y0cXLwfHpdovDId8J2RkKvC1IhxGiQRqQ+t06oEy OmO8wkiAp0STQ== Date: Fri, 31 Oct 2025 16:30:04 +0100 From: Frederic Weisbecker To: Bjorn Helgaas Cc: LKML , Michal =?iso-8859-1?Q?Koutn=FD?= , Andrew Morton , Bjorn Helgaas , Catalin Marinas , Danilo Krummrich , "David S . Miller" , Eric Dumazet , Gabriele Monaco , Greg Kroah-Hartman , Ingo Molnar , Jakub Kicinski , Jens Axboe , Johannes Weiner , Lai Jiangshan , Marco Crivellari , Michal Hocko , Muchun Song , Paolo Abeni , Peter Zijlstra , Phil Auld , "Rafael J . Wysocki" , Roman Gushchin , Shakeel Butt , Simon Horman , Tejun Heo , Thomas Gleixner , Vlastimil Babka , Waiman Long , Will Deacon , cgroups@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-block@vger.kernel.org, linux-mm@kvack.org, linux-pci@vger.kernel.org, netdev@vger.kernel.org Subject: Re: [PATCH 01/33] PCI: Prepare to protect against concurrent isolated cpuset change Message-ID: References: <20251013203146.10162-2-frederic@kernel.org> <20251014205313.GA906793@bhelgaas> MIME-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Disposition: inline Content-Transfer-Encoding: 8bit In-Reply-To: <20251014205313.GA906793@bhelgaas> X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20251031_083009_279871_227C18AF X-CRM114-Status: GOOD ( 14.20 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org Le Tue, Oct 14, 2025 at 03:53:13PM -0500, Bjorn Helgaas a écrit : > On Mon, Oct 13, 2025 at 10:31:14PM +0200, Frederic Weisbecker wrote: > > HK_TYPE_DOMAIN will soon integrate cpuset isolated partitions and > > therefore be made modifyable at runtime. Synchronize against the cpumask > > update using RCU. > > > > The RCU locked section includes both the housekeeping CPU target > > election for the PCI probe work and the work enqueue. > > > > This way the housekeeping update side will simply need to flush the > > pending related works after updating the housekeeping mask in order to > > make sure that no PCI work ever executes on an isolated CPU. This part > > will be handled in a subsequent patch. > > s/modifyable/modifiable/ (also in several other commit logs) Languages are hard. Fixing the set, thanks! -- Frederic Weisbecker SUSE Labs