From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id D6BBF1DE3DB for ; Thu, 4 Sep 2025 16:18:38 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757002718; cv=none; b=BE3DUbkd2L7k2EOpH6q+WjihZtn8JHVLvXV3NFxpHsgR9p/GH7i50w27oczU+otpUEvAsqgLaV4epKk7uwjUIYWbH77Va+aDjlxN7MK1EeBYIKTEXv3yv8St+fazEX18BF8q7QQIVN5qgQax8+cEKwCZbChW5PCl/f0d3/DL02E= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1757002718; c=relaxed/simple; bh=yf3bhSnhmq8lZCFybEB9mcuAPC6weCguSY+YasAstnw=; h=Date:From:To:Cc:Subject:Message-ID:References:MIME-Version: Content-Type:Content-Disposition:In-Reply-To; b=Wf1TBhtXW6nCgDYRIt/xZ6RaYjm85ep9Owna/NhJGWDLhhAMJg2bRNTwvA0xk0+zVYD2aG16FtLleveGhC1wSLYQBAqmda0JTHJuKjOJ2wmXq7BSN7h+RxfA5VZvYOunEkllSlT/pyhxX9yIYfjnW+edYH7L4o6feOodgNrdmhI= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=q5F3/9XN; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="q5F3/9XN" Received: by smtp.kernel.org (Postfix) with ESMTPSA id 63380C4CEF0; Thu, 4 Sep 2025 16:18:38 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1757002718; bh=yf3bhSnhmq8lZCFybEB9mcuAPC6weCguSY+YasAstnw=; h=Date:From:To:Cc:Subject:References:In-Reply-To:From; b=q5F3/9XNrzQz3gHTj2CybbDdfaZj2Mqgw+xG9SpxiwLS4hj/qwFhV0C2C3HQUSR+0 3IvQf0MaCRO8o3cDEx8Azg9a3Uj/W6mwK4P9LnUKEQQVaTb7PWkdhgjG31ROXoki46 d192wOkzy2174rTCMBmFu6AfC4L/9qKdK1VxfY7WO5c2Uzttt1VZlcud7lLNt9inrt BxsRrlgg1Vhtm8NsP0ghfj+s0AEGrHxLf1q7AkS26ElJ7WXu3VUiZSwLXAVKznpuqk tJFjBlaRDe+EgxtteXeV5CW2/HrF40oNXw75QNOQlLNth9/jWCExKZ0pXUWlq+SqCD gqci/g+NOPKBg== Date: Thu, 4 Sep 2025 06:18:37 -1000 From: Tejun Heo To: Zqiang Cc: jiangshanlai@gmail.com, linux-kernel@vger.kernel.org Subject: Re: [PATCH] workqueue: Remove redundant rcu_read_lock/unlock() in workqueue_congested() Message-ID: References: <20250904113133.24487-1-qiang.zhang@linux.dev> 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: <20250904113133.24487-1-qiang.zhang@linux.dev> On Thu, Sep 04, 2025 at 07:31:32PM +0800, Zqiang wrote: > The preempt_disable/enable() has already formed RCU read crtical > section, this commit therefore remove rcu_read_lock/unlock() in > workqueue_congested(). > > Signed-off-by: Zqiang Applied to wq/for-6.18. Thanks. -- tejun