From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from szxga08-in.huawei.com (szxga08-in.huawei.com [45.249.212.255]) (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 552503788E; Mon, 18 Dec 2023 14:14:52 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=quarantine dis=none) header.from=huawei.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=huawei.com Received: from mail.maildlp.com (unknown [172.19.163.174]) by szxga08-in.huawei.com (SkyGuard) with ESMTP id 4Sv1zc0h6Hz1Q6t0; Mon, 18 Dec 2023 22:14:36 +0800 (CST) Received: from dggpeml500021.china.huawei.com (unknown [7.185.36.21]) by mail.maildlp.com (Postfix) with ESMTPS id 890B8140121; Mon, 18 Dec 2023 22:14:50 +0800 (CST) Received: from huawei.com (10.175.127.227) 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 15.1.2507.35; Mon, 18 Dec 2023 22:14:49 +0800 From: Baokun Li To: CC: , , , , , , , , Subject: [PATCH 0/4] ext4: fix divide error in mb_update_avg_fragment_size() Date: Mon, 18 Dec 2023 22:18:10 +0800 Message-ID: <20231218141814.1477338-1-libaokun1@huawei.com> X-Mailer: git-send-email 2.31.1 Precedence: bulk X-Mailing-List: linux-ext4@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Content-Type: text/plain X-ClientProxiedBy: dggems706-chm.china.huawei.com (10.3.19.183) To dggpeml500021.china.huawei.com (7.185.36.21) Baokun Li (4): ext4: fix double-free of blocks due to wrong extents moved_len ext4: do not trim the group with corrupted block bitmap ext4: avoid bb_free and bb_fragments inconsistency in mb_free_blocks() ext4: avoid dividing by 0 in mb_update_avg_fragment_size() when block bitmap corrupt fs/ext4/mballoc.c | 19 ++++++++++++------- fs/ext4/move_extent.c | 3 +-- 2 files changed, 13 insertions(+), 9 deletions(-) -- 2.31.1