From: Dave Chinner <david@fromorbit.com>
To: Ben Myers <bpm@sgi.com>
Cc: xfs@oss.sgi.com
Subject: Re: [PATCH 02/21] xfs: increase hexdump output in xfs_corruption_error
Date: Fri, 15 Mar 2013 12:13:43 +1100 [thread overview]
Message-ID: <20130315011343.GE21651@dastard> (raw)
In-Reply-To: <20130314211817.GX22182@sgi.com>
On Thu, Mar 14, 2013 at 04:18:17PM -0500, Ben Myers wrote:
> On Tue, Mar 12, 2013 at 11:30:35PM +1100, Dave Chinner wrote:
> > From: Dave Chinner <dchinner@redhat.com>
> >
> > Currently xfs_corruption_error() dumps the first 16 bytes of the
> > buffer that is passed to it when a corruption occurs. This is not
> > large enough to see the entire state of the header of the block that
> > was determined to be corrupt. increase the output to 64 bytes to
> > capture the majority of all headers in all types of metadata blocks.
> >
> > Signed-off-by: Dave Chinner <dchinner@redhat.com>
> > ---
> > fs/xfs/xfs_error.c | 2 +-
> > 1 file changed, 1 insertion(+), 1 deletion(-)
> >
> > diff --git a/fs/xfs/xfs_error.c b/fs/xfs/xfs_error.c
> > index 07bf3b9..35d3f5b 100644
> > --- a/fs/xfs/xfs_error.c
> > +++ b/fs/xfs/xfs_error.c
> > @@ -178,7 +178,7 @@ xfs_corruption_error(
> > inst_t *ra)
> > {
> > if (level <= xfs_error_level)
> > - xfs_hex_dump(p, 16);
> > + xfs_hex_dump(p, 64);
>
> Are you sure we don't have any structures which are shorter than that? I guess
> we'll have to take a look.
We only ever pass it buffers or struct xfs_dinode, both of which are
always guaranteed to be larger than 64 bytes.
Cheers,
Dave.
--
Dave Chinner
david@fromorbit.com
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next prev parent reply other threads:[~2013-03-15 1:13 UTC|newest]
Thread overview: 51+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-03-12 12:30 [PATCH 00/21] xfs: metadata CRCs, third version Dave Chinner
2013-03-12 12:30 ` [PATCH 01/21] xfs: ensure we capture IO errors correctly Dave Chinner
2013-03-12 12:30 ` [PATCH 02/21] xfs: increase hexdump output in xfs_corruption_error Dave Chinner
2013-03-14 21:18 ` Ben Myers
2013-03-15 1:13 ` Dave Chinner [this message]
2013-03-12 12:30 ` [PATCH 03/21] xfs: take inode version into account in XFS_LITINO Dave Chinner
2013-03-12 12:30 ` [PATCH 04/21] xfs: add support for large btree blocks Dave Chinner
2013-03-12 12:30 ` [PATCH 05/21] xfs: add CRC checks to the AGF Dave Chinner
2013-03-12 12:30 ` [PATCH 06/21] xfs: add CRC checks to the AGFL Dave Chinner
2013-03-12 12:30 ` [PATCH 07/21] xfs: add CRC checks to the AGI Dave Chinner
2013-03-12 12:30 ` [PATCH 08/21] xfs: add CRC checks for quota blocks Dave Chinner
2013-03-12 12:30 ` [PATCH 09/21] xfs: add version 3 inode format with CRCs Dave Chinner
2013-03-14 16:03 ` Ben Myers
2013-03-14 19:01 ` Ben Myers
2013-03-15 1:11 ` Dave Chinner
2013-03-26 22:56 ` Dave Chinner
2013-03-27 0:53 ` Ben Myers
2013-03-27 1:48 ` Dave Chinner
2013-04-02 22:44 ` Ben Myers
2013-04-03 4:08 ` Dave Chinner
2013-04-02 22:49 ` Ben Myers
2013-03-12 12:30 ` [PATCH 10/21] xfs: add CRC checks to remote symlinks Dave Chinner
2013-03-20 21:14 ` Ben Myers
2013-03-21 1:22 ` Dave Chinner
2013-03-21 14:59 ` Ben Myers
2013-03-20 22:03 ` Ben Myers
2013-03-21 1:32 ` Dave Chinner
2013-03-12 12:30 ` [PATCH 11/21] xfs: add CRC checks to block format directory blocks Dave Chinner
2013-03-26 18:39 ` Ben Myers
2013-03-26 21:40 ` Dave Chinner
2013-03-12 12:30 ` [PATCH 12/21] xfs: add CRC checking to dir2 free blocks Dave Chinner
2013-03-28 23:40 ` Ben Myers
2013-03-29 3:13 ` Dave Chinner
2013-03-12 12:30 ` [PATCH 13/21] xfs: add CRC checking to dir2 data blocks Dave Chinner
2013-04-03 22:13 ` Ben Myers
2013-03-12 12:30 ` [PATCH 14/21] xfs: add CRC checking to dir2 leaf blocks Dave Chinner
2013-03-12 12:30 ` [PATCH 15/21] xfs: shortform directory offsets change for dir3 format Dave Chinner
2013-03-12 12:30 ` [PATCH 16/21] xfs: add CRCs to dir2/da node blocks Dave Chinner
2013-03-12 12:30 ` [PATCH 17/21] xfs: add CRCs to attr leaf blocks Dave Chinner
2013-03-12 12:30 ` [PATCH 18/21] xfs: split remote attribute code out Dave Chinner
2013-03-12 12:30 ` [PATCH 19/21] xfs: add CRC protection to remote attributes Dave Chinner
2013-03-12 12:30 ` [PATCH 20/21] xfs: add buffer types to directory and attribute buffers Dave Chinner
2013-03-12 12:30 ` [PATCH 21/21] xfs: add CRC checks to the superblock Dave Chinner
2013-03-26 20:58 ` Chandra Seetharaman
2013-03-27 1:06 ` Dave Chinner
2013-03-27 23:07 ` Chandra Seetharaman
2013-03-28 1:36 ` Dave Chinner
2013-03-12 12:43 ` [PATCH 22/21] xfs: Fix magic number assert in xfs_dir3_leaf_log_bests Dave Chinner
2013-03-13 0:29 ` [PATCH 23/21] xfs: fix endian issues reported by sparse Dave Chinner
2013-03-13 1:34 ` [PATCH 24/21] xfs: buffer type overruns blf_flags field Dave Chinner
2013-03-14 21:41 ` [PATCH 00/21] xfs: metadata CRCs, third version Ben Myers
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