Received: by 2002:a05:6358:11c7:b0:104:8066:f915 with SMTP id i7csp1927677rwl; Wed, 12 Apr 2023 22:12:16 -0700 (PDT) X-Google-Smtp-Source: AKy350YoYvUGOwGl/tVwACBGgchM176DTQfN9C/+1FLFhX/D4iLUNlirdEPTtzXUorKCNpVNsOln X-Received: by 2002:a17:903:41cb:b0:1a6:7b66:3bc9 with SMTP id u11-20020a17090341cb00b001a67b663bc9mr963694ple.27.1681362735828; Wed, 12 Apr 2023 22:12:15 -0700 (PDT) ARC-Seal: i=1; a=rsa-sha256; t=1681362735; cv=none; d=google.com; s=arc-20160816; b=riKPkOG0mqirlO3Rz193SxlWzcYWgNYjCYcquea99XOvKx8xKjsg+XSXN7NOm8EWvi z0fNZwpIxZk6bCcirNg8lMfwmmBanVOLFr69BZh11X7fG6/pBxYj/49e6itDtaZDVY6j pwdcL6EvPHoQE55pVBijjk5DYD0Vcc8WEkPILMQ+uhph8l/puEC0FZg6ktST3Yv4xxL4 5Z+cXvJZurtiR+ke+bWlHK4DNnDxqFvXvJCqeeTnslbetp4kWd0Th2DK7uUlMTEgMYCd QtBBwveUMxy++wNmnTJBmp9H2Rv+r6x2I3dujJfGiQsCWpOOfyI8jxxLIBZSkw4d9e22 cY0w== ARC-Message-Signature: i=1; a=rsa-sha256; c=relaxed/relaxed; d=google.com; s=arc-20160816; h=list-id:precedence:user-agent:in-reply-to:content-disposition :mime-version:references:message-id:subject:cc:to:from:date; bh=M7NmYC/Iylm9myghHwqILim55SAUt9QrM+UZYk0eJlw=; b=BsQ6fChTSqfFo1QrmCSIRfijn9Bd0Ctrw0RGNlcBo95PVskU6GMzryxpXNCh4SI76G ycXpeBYsS627iNissC7pZVRD7Vu1zzYZhNsUirlOqU2tiH/l+ge7sl/uLtvD1SxA735s DTe+K79Io4piOMhrSbZ0HsiEXjtaXcQKVB5YPhXaUYnYy2EDkEGLmf5+AgBxEOa47Jzw p7Id4cWKb+sX6zAs0eKRGA+mkfiy4DEY2hXuitjenL0rkTv7JDoqxQl2ydUgXVIzHqDL IvLIeI0n6sbZDgpsn7mNqj3/R3YmqisZ4oT+RS+3wy7BYaQ/L4AOQtmeQ9trEuCHOAl+ aLPQ== ARC-Authentication-Results: i=1; mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Return-Path: Received: from out1.vger.email (out1.vger.email. [2620:137:e000::1:20]) by mx.google.com with ESMTP id i12-20020a17090332cc00b001a645ef5e4esi1139640plr.436.2023.04.12.22.12.04; Wed, 12 Apr 2023 22:12:15 -0700 (PDT) Received-SPF: pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) client-ip=2620:137:e000::1:20; Authentication-Results: mx.google.com; spf=pass (google.com: domain of linux-kernel-owner@vger.kernel.org designates 2620:137:e000::1:20 as permitted sender) smtp.mailfrom=linux-kernel-owner@vger.kernel.org Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229784AbjDME7n (ORCPT + 99 others); Thu, 13 Apr 2023 00:59:43 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:34654 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229498AbjDME7m (ORCPT ); Thu, 13 Apr 2023 00:59:42 -0400 Received: from verein.lst.de (verein.lst.de [213.95.11.211]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BBB085BA2; Wed, 12 Apr 2023 21:59:41 -0700 (PDT) Received: by verein.lst.de (Postfix, from userid 2407) id 00D8A6732D; Thu, 13 Apr 2023 06:59:38 +0200 (CEST) Date: Thu, 13 Apr 2023 06:59:37 +0200 From: Christoph Hellwig To: Tejun Heo Cc: axboe@kernel.dk, josef@toxicpanda.com, hch@lst.de, linux-block@vger.kernel.org, linux-kernel@vger.kernel.org, yukuai1@huaweicloud.com Subject: Re: [PATCH 1/4] blkcg: Drop unnecessary RCU read [un]locks from blkg_conf_prep/finish() Message-ID: <20230413045937.GA14083@lst.de> References: <20230413000649.115785-1-tj@kernel.org> <20230413000649.115785-2-tj@kernel.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20230413000649.115785-2-tj@kernel.org> User-Agent: Mutt/1.5.17 (2007-11-01) X-Spam-Status: No, score=-1.9 required=5.0 tests=BAYES_00,SPF_HELO_NONE, SPF_NONE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Looks good: Reviewed-by: Christoph Hellwig