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[141.239.144.21]) by smtp.gmail.com with ESMTPSA id ju16-20020a170903429000b001d96a0cddccsm243128plb.296.2024.02.05.11.53.09 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 05 Feb 2024 11:53:10 -0800 (PST) Sender: Tejun Heo Date: Mon, 5 Feb 2024 09:53:09 -1000 From: Tejun Heo To: Waiman Long Cc: Lai Jiangshan , linux-kernel@vger.kernel.org, Juri Lelli , Cestmir Kalina , Alex Gladkov , Phil Auld , Costa Shulyupin Subject: Re: [PATCH-wq v3 0/4] workqueue: Enable unbound cpumask update on ordered workqueues Message-ID: References: <20240205194602.871505-1-longman@redhat.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20240205194602.871505-1-longman@redhat.com> On Mon, Feb 05, 2024 at 02:45:58PM -0500, Waiman Long wrote: > v3: > - [v2] https://lore.kernel.org/lkml/20240203154334.791910-1-longman@redhat.com/ > - Drop patch 1 as it has been merged into the for-6.9 branch. > - Use rcu_access_pointer() to access wq->dfl_pwq. > - Use RCU protection instead of acquiring wq->mutex in > apply_wqattrs_cleanup(). Looks like we raced each other. I'll wait for v4. Thanks. -- tejun