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 6514EC61DA4 for ; Thu, 16 Feb 2023 07:18:07 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S229776AbjBPHSE (ORCPT ); Thu, 16 Feb 2023 02:18:04 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:37600 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S229492AbjBPHSC (ORCPT ); Thu, 16 Feb 2023 02:18:02 -0500 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 384F32D176; Wed, 15 Feb 2023 23:18:01 -0800 (PST) Received: from dggpeml500021.china.huawei.com (unknown [172.30.72.55]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4PHR6x3T6Mz16Nd7; Thu, 16 Feb 2023 15:15:37 +0800 (CST) Received: from [10.174.177.174] (10.174.177.174) by dggpeml500021.china.huawei.com (7.185.36.21) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_128_GCM_SHA256) id 15.1.2507.6; Thu, 16 Feb 2023 15:17:56 +0800 Message-ID: Date: Thu, 16 Feb 2023 15:17:55 +0800 MIME-Version: 1.0 User-Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:102.0) Gecko/20100101 Thunderbird/102.1.2 Subject: Re: [PATCH v3 2/2] ext4: make sure fs error flag setted before clear journal error Content-Language: en-US To: Ye Bin , , , CC: , , Ye Bin References: <20230214022905.765088-1-yebin@huaweicloud.com> <20230214022905.765088-3-yebin@huaweicloud.com> From: Baokun Li In-Reply-To: <20230214022905.765088-3-yebin@huaweicloud.com> Content-Type: text/plain; charset="UTF-8"; format=flowed Content-Transfer-Encoding: 7bit X-Originating-IP: [10.174.177.174] X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500021.china.huawei.com (7.185.36.21) X-CFilter-Loop: Reflected Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On 2023/2/14 10:29, Ye Bin wrote: > From: Ye Bin > > Now, jounral error number maybe cleared even though ext4_commit_super() > failed. This may lead to error flag miss, then fsck will miss to check > file system deeply. > > Signed-off-by: Ye Bin Looks good to me. Reviewed-by: Baokun Li > --- > fs/ext4/super.c | 6 ++++-- > 1 file changed, 4 insertions(+), 2 deletions(-) > > diff --git a/fs/ext4/super.c b/fs/ext4/super.c > index b94754ba8556..619ef6d021d4 100644 > --- a/fs/ext4/super.c > +++ b/fs/ext4/super.c > @@ -6163,11 +6163,13 @@ static int ext4_clear_journal_err(struct super_block *sb, > errstr = ext4_decode_error(sb, j_errno, nbuf); > ext4_warning(sb, "Filesystem error recorded " > "from previous mount: %s", errstr); > - ext4_warning(sb, "Marking fs in need of filesystem check."); > > EXT4_SB(sb)->s_mount_state |= EXT4_ERROR_FS; > es->s_state |= cpu_to_le16(EXT4_ERROR_FS); > - ext4_commit_super(sb); > + j_errno = ext4_commit_super(sb); > + if (j_errno) > + return j_errno; > + ext4_warning(sb, "Marked fs in need of filesystem check."); > > jbd2_journal_clear_err(journal); > jbd2_journal_update_sb_errno(journal); -- With Best Regards, Baokun Li .