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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 66607C74A5B for ; Fri, 17 Mar 2023 10:34:05 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229616AbjCQKeE (ORCPT ); Fri, 17 Mar 2023 06:34:04 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:53210 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S230267AbjCQKeC (ORCPT ); Fri, 17 Mar 2023 06:34:02 -0400 Received: from szxga01-in.huawei.com (szxga01-in.huawei.com [45.249.212.187]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id EB27C62FD8 for ; Fri, 17 Mar 2023 03:33:53 -0700 (PDT) Received: from canpemm500009.china.huawei.com (unknown [172.30.72.53]) by szxga01-in.huawei.com (SkyGuard) with ESMTP id 4PdL4q3Vh5znXnl; Fri, 17 Mar 2023 18:30:51 +0800 (CST) Received: from [10.108.234.194] (10.108.234.194) by canpemm500009.china.huawei.com (7.192.105.203) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.21; Fri, 17 Mar 2023 18:33:51 +0800 Message-ID: <021bd760-a3f5-14fa-ca64-27882803abab@huawei.com> Date: Fri, 17 Mar 2023 18:33:50 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:91.0) Gecko/20100101 Thunderbird/91.3.2 Subject: Re: [PATCH v4 1/2] jbd2: continue to record log between each mount Content-Language: en-US To: Zhang Yi , CC: , , , , References: <20230317090926.4149399-1-yi.zhang@huaweicloud.com> <20230317090926.4149399-2-yi.zhang@huaweicloud.com> From: "wangjianjian (C)" In-Reply-To: <20230317090926.4149399-2-yi.zhang@huaweicloud.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.108.234.194] X-ClientProxiedBy: dggems703-chm.china.huawei.com (10.3.19.180) To canpemm500009.china.huawei.com (7.192.105.203) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-ext4@vger.kernel.org Do we need update document/filesystems/ext4/journal.rst ? On 2023/3/17 17:09, Zhang Yi wrote: > - __u32 s_padding[41]; > + __be32 s_head; /* blocknr of head of log, only uptodate > + * while the filesystem is clean */ > +/* 0x005C */ > + __u32 s_padding[40]; > __be32 s_checksum; /* crc32c(superblock) */ >