From: Dave Chinner <david@fromorbit.com>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 6/5] xfs: only check da node header padding on v5 filesystems
Date: Thu, 9 Nov 2017 13:17:09 +1100 [thread overview]
Message-ID: <20171109021709.GP4094@dastard> (raw)
In-Reply-To: <20171108205636.GG26910@magnolia>
On Wed, Nov 08, 2017 at 12:56:36PM -0800, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
>
> It turns out that we only started zeroing a new da btree node's block
> header on v5 filesystems. Prior to that, we just wouldn't set anything
> at all, which means that the pad field never got set and would retain
> whatever happened to be in memory.
>
> Therefore, we can only check the pad for zeroness on v5 filesystems.
> shared/006 on a v4 filesystem exposes this scrub bug.
>
> Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
looks good.
Reviewed-by: Dave Chinner <dchinner@redhat.com>
--
Dave Chinner
david@fromorbit.com
next prev parent reply other threads:[~2017-11-09 2:17 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-11-07 1:03 [PATCH 0/5] xfs: various 4.15 scrub fixes Darrick J. Wong
2017-11-07 1:03 ` [PATCH 1/5] xfs: check the uniqueness of the AGFL entries Darrick J. Wong
2017-11-09 2:08 ` Dave Chinner
2017-11-09 2:48 ` Darrick J. Wong
2017-11-09 5:02 ` [PATCH v2 " Darrick J. Wong
2017-11-09 22:12 ` Darrick J. Wong
2017-11-09 23:39 ` [PATCH v3 " Darrick J. Wong
2017-11-10 1:23 ` Dave Chinner
2017-11-07 1:03 ` [PATCH 2/5] xfs: refactor the directory data block bestfree checks Darrick J. Wong
2017-11-09 2:11 ` Dave Chinner
2017-11-07 1:03 ` [PATCH 3/5] xfs: pass inode number to xfs_scrub_ino_set_{preen, warning} Darrick J. Wong
2017-11-09 2:13 ` Dave Chinner
2017-11-07 1:03 ` [PATCH 4/5] xfs: fix uninitialized return values in scrub code Darrick J. Wong
2017-11-09 2:13 ` Dave Chinner
2017-11-07 1:03 ` [PATCH 5/5] xfs: fix btree scrub deref check Darrick J. Wong
2017-11-09 2:16 ` Dave Chinner
2017-11-08 20:56 ` [PATCH 6/5] xfs: only check da node header padding on v5 filesystems Darrick J. Wong
2017-11-09 2:17 ` Dave Chinner [this message]
2017-11-09 6:00 ` [PATCH 7/5] xfs: on failed mount, force-reclaim inodes after unmounting quota controls Darrick J. Wong
2017-11-09 23:24 ` Dave Chinner
2017-11-09 23:49 ` Darrick J. Wong
2017-11-09 23:57 ` [PATCH v2 " Darrick J. Wong
2017-11-10 1:19 ` Dave Chinner
2017-11-09 17:35 ` [PATCH 8/5] xfs: remove u_int* type usage Darrick J. Wong
2017-11-09 23:25 ` Dave Chinner
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