From: Dave Chinner <david@fromorbit.com>
To: "Darrick J. Wong" <darrick.wong@oracle.com>
Cc: linux-xfs@vger.kernel.org
Subject: Re: [PATCH 08/10] xfs: btree lookup shouldn't ASSERT on empty btree nodes
Date: Mon, 4 Jun 2018 10:14:54 +1000 [thread overview]
Message-ID: <20180604001454.GF10363@dastard> (raw)
In-Reply-To: <152806819494.18187.5772777797608092085.stgit@magnolia>
On Sun, Jun 03, 2018 at 04:23:15PM -0700, Darrick J. Wong wrote:
> From: Darrick J. Wong <darrick.wong@oracle.com>
>
> If a btree lookup encounters an empty btree node or an empty btree leaf
> on a multi-level btree, that's evidence of a corrupt on-disk btree.
> Therefore, we should return -EFSCORRUPTED to the upper levels, not an
> ASSERT failure.
>
> 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:[~2018-06-04 0:14 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-06-03 23:22 [PATCH 00/10] xfs: fix various checking problems Darrick J. Wong
2018-06-03 23:22 ` [PATCH 01/10] xfs: don't forbid setting dax flag on directories if device doesn't dax Darrick J. Wong
2018-06-03 23:41 ` Dave Chinner
2018-06-04 4:25 ` Darrick J. Wong
2018-06-03 23:22 ` [PATCH 02/10] xfs: strengthen btree pointer checks before use Darrick J. Wong
2018-06-03 23:45 ` Dave Chinner
2018-06-03 23:22 ` [PATCH 03/10] xfs: don't assert when on-disk btree pointers are garbage Darrick J. Wong
2018-06-03 23:49 ` Dave Chinner
2018-06-03 23:55 ` Dave Chinner
2018-06-03 23:22 ` [PATCH 04/10] xfs: check directory bestfree information in the verifier Darrick J. Wong
2018-06-04 0:10 ` Dave Chinner
2018-06-04 4:23 ` Darrick J. Wong
2018-06-03 23:22 ` [PATCH 05/10] xfs: don't assert when reporting on-disk corruption while loading btree Darrick J. Wong
2018-06-03 23:51 ` Dave Chinner
2018-06-03 23:23 ` [PATCH 06/10] xfs: remove redundant ASSERT on insufficient bestfree length in _leaf_addname Darrick J. Wong
2018-06-04 0:11 ` Dave Chinner
2018-06-03 23:23 ` [PATCH 07/10] xfs: xfs_alloc_get_rec should return EFSCORRUPTED for obvious bnobt corruption Darrick J. Wong
2018-06-04 0:14 ` Dave Chinner
2018-06-04 4:32 ` Darrick J. Wong
2018-06-04 23:22 ` Dave Chinner
2018-06-03 23:23 ` [PATCH 08/10] xfs: btree lookup shouldn't ASSERT on empty btree nodes Darrick J. Wong
2018-06-04 0:14 ` Dave Chinner [this message]
2018-06-03 23:23 ` [PATCH 09/10] xfs: don't ASSERT on short form btree root pointer of zero Darrick J. Wong
2018-06-04 0:15 ` Dave Chinner
2018-06-03 23:23 ` [PATCH 10/10] xfs: don't return garbage buffers in xfs_da3_node_read Darrick J. Wong
2018-06-04 0:18 ` Dave Chinner
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