From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-9.7 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_HELO_NONE,SPF_PASS, URIBL_BLOCKED,USER_AGENT_GIT autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E62DEC43331 for ; Fri, 27 Mar 2020 10:30:14 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id C2EEF2082D for ; Fri, 27 Mar 2020 10:30:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727620AbgC0KaN (ORCPT ); Fri, 27 Mar 2020 06:30:13 -0400 Received: from szxga04-in.huawei.com ([45.249.212.190]:12140 "EHLO huawei.com" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726454AbgC0KaM (ORCPT ); Fri, 27 Mar 2020 06:30:12 -0400 Received: from DGGEMS408-HUB.china.huawei.com (unknown [172.30.72.58]) by Forcepoint Email with ESMTP id 8685B9729DC3EC16A2A0; Fri, 27 Mar 2020 18:30:08 +0800 (CST) Received: from szvp000203569.huawei.com (10.120.216.130) by DGGEMS408-HUB.china.huawei.com (10.3.19.208) with Microsoft SMTP Server id 14.3.487.0; Fri, 27 Mar 2020 18:29:58 +0800 From: Chao Yu To: CC: , , , Chao Yu Subject: [PATCH 3/3] f2fs: fix to check f2fs_compressed_file() in f2fs_bmap() Date: Fri, 27 Mar 2020 18:29:53 +0800 Message-ID: <20200327102953.104035-3-yuchao0@huawei.com> X-Mailer: git-send-email 2.18.0.rc1 In-Reply-To: <20200327102953.104035-1-yuchao0@huawei.com> References: <20200327102953.104035-1-yuchao0@huawei.com> MIME-Version: 1.0 Content-Type: text/plain X-Originating-IP: [10.120.216.130] X-CFilter-Loop: Reflected Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Otherwise, for compressed inode, returned physical block address may be wrong. Signed-off-by: Chao Yu --- fs/f2fs/data.c | 2 ++ 1 file changed, 2 insertions(+) diff --git a/fs/f2fs/data.c b/fs/f2fs/data.c index 24643680489b..f22f3ba10a48 100644 --- a/fs/f2fs/data.c +++ b/fs/f2fs/data.c @@ -3591,6 +3591,8 @@ static sector_t f2fs_bmap(struct address_space *mapping, sector_t block) if (f2fs_has_inline_data(inode)) return 0; + if (f2fs_compressed_file(inode)) + return 0; /* make sure allocating whole blocks */ if (mapping_tagged(mapping, PAGECACHE_TAG_DIRTY)) -- 2.18.0.rc1