From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from aserp1040.oracle.com ([141.146.126.69]:43413 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751132Ab3LBGCc (ORCPT ); Mon, 2 Dec 2013 01:02:32 -0500 Received: from acsinet22.oracle.com (acsinet22.oracle.com [141.146.126.238]) by aserp1040.oracle.com (Sentrion-MTA-4.3.1/Sentrion-MTA-4.3.1) with ESMTP id rB262Vex012487 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=OK) for ; Mon, 2 Dec 2013 06:02:32 GMT Received: from aserz7021.oracle.com (aserz7021.oracle.com [141.146.126.230]) by acsinet22.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id rB262VsW028710 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO) for ; Mon, 2 Dec 2013 06:02:31 GMT Received: from abhmp0008.oracle.com (abhmp0008.oracle.com [141.146.116.14]) by aserz7021.oracle.com (8.14.4+Sun/8.14.4) with ESMTP id rB262Vd4006212 for ; Mon, 2 Dec 2013 06:02:31 GMT From: Anand Jain To: linux-btrfs@vger.kernel.org Subject: [PATCH 2/3] btrfs-progs: fix backref after init-csum-tree Date: Mon, 2 Dec 2013 14:11:54 +0800 Message-Id: <1385964715-23355-2-git-send-email-anand.jain@oracle.com> In-Reply-To: <1385964715-23355-1-git-send-email-anand.jain@oracle.com> References: <1385964715-23355-1-git-send-email-anand.jain@oracle.com> Sender: linux-btrfs-owner@vger.kernel.org List-ID: btrfsck reports backref error after running init-csum-tree btrfsck --init-csum-tree /dev/sdc btrfsck /dev/sdc :: ref mismatch on [29474816 16384] extent item 1, found 0 Backref 29474816 root 7 not referenced back 0x1101d30 Incorrect global backref count on 29474816 found 1 wanted 0 backpointer mismatch on [29474816 16384] owner ref check failed [29474816 16384] Errors found in extent allocation tree or chunk allocation :: Signed-off-by: Anand Jain --- cmds-check.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/cmds-check.c b/cmds-check.c index afad8a1..6a8d351 100644 --- a/cmds-check.c +++ b/cmds-check.c @@ -6161,6 +6161,7 @@ int cmd_check(int argc, char **argv) } else if (option_index == 2) { printf("Creating a new CRC tree\n"); init_csum_tree = 1; + repair = 1; ctree_flags |= OPEN_CTREE_WRITES; } else if (option_index == 3) { init_extent_tree = 1; @@ -6234,6 +6235,11 @@ int cmd_check(int argc, char **argv) ret = btrfs_commit_transaction(trans, info->csum_root); if (ret) exit(1); + + ret = check_chunks_and_extents(root); + if (ret) + fprintf(stderr, + "Errors found in extent allocation tree or chunk allocation\n"); goto out; } ret = check_chunks_and_extents(root); -- 1.7.1