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xfs: connect up write verifiers to new buffers

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Metadata buffers that are read from disk have write verifiers
already attached to them, but newly allocated buffers do not. Add
appropriate write verifiers to all new metadata buffers.

Signed-off-by: Dave Chinner <dchinner@redhat.com>
Reviewed-by: Ben Myers <bpm@sgi.com>
Signed-off-by: Ben Myers <bpm@sgi.com>
This commit is contained in:
Dave Chinner
2012-11-14 17:53:49 +11:00
committed by Ben Myers
parent 612cfbfe17
commit b0f539de9f
24 changed files with 137 additions and 89 deletions
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24
fs/xfs/xfs_dir2_node.c
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@@ -197,11 +197,12 @@ xfs_dir2_leaf_to_node(
/*
* Get the buffer for the new freespace block.
*/
if ((error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, fdb), -1, &fbp,
XFS_DATA_FORK))) {
error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, fdb), -1, &fbp,
XFS_DATA_FORK);
if (error)
return error;
}
ASSERT(fbp != NULL);
fbp->b_pre_io = xfs_dir2_free_write_verify;
free = fbp->b_addr;
leaf = lbp->b_addr;
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
@@ -223,7 +224,10 @@ xfs_dir2_leaf_to_node(
*to = cpu_to_be16(off);
}
free->hdr.nused = cpu_to_be32(n);
lbp->b_pre_io = xfs_dir2_leafn_write_verify;
leaf->hdr.info.magic = cpu_to_be16(XFS_DIR2_LEAFN_MAGIC);
/*
* Log everything.
*/
@@ -632,6 +636,7 @@ xfs_dir2_leafn_lookup_for_entry(
state->extrablk.index = (int)((char *)dep -
(char *)curbp->b_addr);
state->extrablk.magic = XFS_DIR2_DATA_MAGIC;
curbp->b_pre_io = xfs_dir2_data_write_verify;
if (cmp == XFS_CMP_EXACT)
return XFS_ERROR(EEXIST);
}
@@ -646,6 +651,7 @@ xfs_dir2_leafn_lookup_for_entry(
state->extrablk.index = -1;
state->extrablk.blkno = curdb;
state->extrablk.magic = XFS_DIR2_DATA_MAGIC;
curbp->b_pre_io = xfs_dir2_data_write_verify;
} else {
/* If the curbp is not the CI match block, drop it */
if (state->extrablk.bp != curbp)
@@ -1638,12 +1644,12 @@ xfs_dir2_node_addname_int(
/*
* Get a buffer for the new block.
*/
if ((error = xfs_da_get_buf(tp, dp,
xfs_dir2_db_to_da(mp, fbno),
-1, &fbp, XFS_DATA_FORK))) {
error = xfs_da_get_buf(tp, dp,
xfs_dir2_db_to_da(mp, fbno),
-1, &fbp, XFS_DATA_FORK);
if (error)
return error;
}
ASSERT(fbp != NULL);
fbp->b_pre_io = xfs_dir2_free_write_verify;
/*
* Initialize the new block to be empty, and remember