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=-9.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS,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 4E009C43444 for ; Tue, 18 Dec 2018 10:47:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 269E5217D8 for ; Tue, 18 Dec 2018 10:47:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1726650AbeLRKrF (ORCPT ); Tue, 18 Dec 2018 05:47:05 -0500 Received: from mx2.suse.de ([195.135.220.15]:38556 "EHLO mx1.suse.de" rhost-flags-OK-OK-OK-FAIL) by vger.kernel.org with ESMTP id S1726450AbeLRKrE (ORCPT ); Tue, 18 Dec 2018 05:47:04 -0500 X-Virus-Scanned: by amavisd-new at test-mx.suse.de Received: from relay1.suse.de (unknown [195.135.220.254]) by mx1.suse.de (Postfix) with ESMTP id 02294AE72; Tue, 18 Dec 2018 10:47:03 +0000 (UTC) From: Qu Wenruo To: linux-btrfs@vger.kernel.org Cc: Su Yue Subject: [PATCH 05/13] btrfs-progs: lowmem: check unaligned disk_bytenr for extent_data Date: Tue, 18 Dec 2018 18:46:38 +0800 Message-Id: <20181218104646.29599-6-wqu@suse.com> X-Mailer: git-send-email 2.20.0 In-Reply-To: <20181218104646.29599-1-wqu@suse.com> References: <20181218104646.29599-1-wqu@suse.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-btrfs-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-btrfs@vger.kernel.org From: Su Yue Add support to check unaligned disk_bytenr for extent_data. Signed-off-by: Su Yue Reviewed-by: Qu Wenruo Signed-off-by: Qu Wenruo --- check/mode-lowmem.c | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/check/mode-lowmem.c b/check/mode-lowmem.c index b7690c6dc1f1..20663617d242 100644 --- a/check/mode-lowmem.c +++ b/check/mode-lowmem.c @@ -3166,7 +3166,14 @@ static int check_extent_data_item(struct btrfs_root *root, extent_num_bytes = btrfs_file_extent_num_bytes(eb, fi); offset = btrfs_file_extent_offset(eb, fi); - /* Check unaligned disk_num_bytes and num_bytes */ + /* Check unaligned disk_bytenr, disk_num_bytes and num_bytes */ + if (!IS_ALIGNED(disk_bytenr, root->fs_info->sectorsize)) { + error( +"file extent [%llu, %llu] has unaligned disk bytenr: %llu, should be aligned to %u", + fi_key.objectid, fi_key.offset, disk_bytenr, + root->fs_info->sectorsize); + err |= BYTES_UNALIGNED; + } if (!IS_ALIGNED(disk_num_bytes, root->fs_info->sectorsize)) { error( "file extent [%llu, %llu] has unaligned disk num bytes: %llu, should be aligned to %u", -- 2.20.0