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[XFS] Fixes a bug in the quota code when allocating a new dquot record

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which can cause an extent hole to be filled and a free extent to be
processed. In this case, we make a few mistakes: forget to pass back the
transaction, forget to put a hold on the buffer and forget to add the buf
to the new transaction.

SGI-PV: 940366
SGI-Modid: xfs-linux:xfs-kern:23594a

Signed-off-by: Tim Shimmin <tes@sgi.com>
Signed-off-by: Nathan Scott <nathans@sgi.com>
This commit is contained in:
Tim Shimmin 2005-09-05 08:29:01 +10:00 • committed by Nathan Scott
parent 0f9fffbcc1
commit efa092f3d4
3 changed files with 60 additions and 7 deletions
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23
fs/xfs/xfs_trans_buf.c
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@ -713,6 +713,29 @@ xfs_trans_bhold(xfs_trans_t *tp,
xfs_buf_item_trace("BHOLD", bip);
}
/*
* Cancel the previous buffer hold request made on this buffer
* for this transaction.
*/
void
xfs_trans_bhold_release(xfs_trans_t *tp,
xfs_buf_t *bp)
{
xfs_buf_log_item_t *bip;
ASSERT(XFS_BUF_ISBUSY(bp));
ASSERT(XFS_BUF_FSPRIVATE2(bp, xfs_trans_t *) == tp);
ASSERT(XFS_BUF_FSPRIVATE(bp, void *) != NULL);
bip = XFS_BUF_FSPRIVATE(bp, xfs_buf_log_item_t *);
ASSERT(!(bip->bli_flags & XFS_BLI_STALE));
ASSERT(!(bip->bli_format.blf_flags & XFS_BLI_CANCEL));
ASSERT(atomic_read(&bip->bli_refcount) > 0);
ASSERT(bip->bli_flags & XFS_BLI_HOLD);
bip->bli_flags &= ~XFS_BLI_HOLD;
xfs_buf_item_trace("BHOLD RELEASE", bip);
}
/*
* This is called to mark bytes first through last inclusive of the given
* buffer as needing to be logged when the transaction is committed.