[PATCH] xfs: fix bad dquot buffer size in log recovery readahead

[Ben Myers]

On Tue, Aug 27, 2013 at 04:45:34PM -0500, Ben Myers wrote:
> On Tue, Aug 27, 2013 at 01:25:43PM +1000, Dave Chinner wrote:
> > From: Dave Chinner <dchinner at redhat.com>
> > 
> > xfstests xfs/087 fails 100% reliably with this assert:
> > 
> > XFS (vdb): Mounting Filesystem
> > XFS (vdb): Starting recovery (logdev: internal)
> > XFS: Assertion failed: bp->b_flags & XBF_STALE, file: fs/xfs/xfs_buf.c, line: 548
> > 
> > while trying to read a dquot buffer in xlog_recover_dquot_ra_pass2().
> > 
> > The issue is that the buffer length to read that is passed to
> > xfs_buf_readahead is in units of filesystem blocks, not disk blocks.
> > (i.e. FSB, not daddr). Fix it but putting the correct conversion in
> > place.
> > 
> > Signed-off-by: Dave Chinner <dchinner at redhat.com>
> 
> Looks good.
> 
> Reviewed-by: Ben Myers <bpm at sgi.com>

Also applied this one...