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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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19
fs/xfs/xfs_dir2_leaf.c
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@@ -81,7 +81,7 @@ xfs_dir2_leaf1_read_verify(
xfs_buf_ioend(bp, 0);
}
static void
void
xfs_dir2_leafn_write_verify(
struct xfs_buf *bp)
{
@@ -198,6 +198,7 @@ xfs_dir2_block_to_leaf(
/*
* Fix up the block header, make it a data block.
*/
dbp->b_pre_io = xfs_dir2_data_write_verify;
hdr->magic = cpu_to_be32(XFS_DIR2_DATA_MAGIC);
if (needscan)
xfs_dir2_data_freescan(mp, hdr, &needlog);
@@ -1243,15 +1244,14 @@ xfs_dir2_leaf_init(
* Get the buffer for the block.
*/
error = xfs_da_get_buf(tp, dp, xfs_dir2_db_to_da(mp, bno), -1, &bp,
XFS_DATA_FORK);
if (error) {
XFS_DATA_FORK);
if (error)
return error;
}
ASSERT(bp != NULL);
leaf = bp->b_addr;
/*
* Initialize the header.
*/
leaf = bp->b_addr;
leaf->hdr.info.magic = cpu_to_be16(magic);
leaf->hdr.info.forw = 0;
leaf->hdr.info.back = 0;
@@ -1264,10 +1264,12 @@ xfs_dir2_leaf_init(
* the block.
*/
if (magic == XFS_DIR2_LEAF1_MAGIC) {
bp->b_pre_io = xfs_dir2_leaf1_write_verify;
ltp = xfs_dir2_leaf_tail_p(mp, leaf);
ltp->bestcount = 0;
xfs_dir2_leaf_log_tail(tp, bp);
}
} else
bp->b_pre_io = xfs_dir2_leafn_write_verify;
*bpp = bp;
return 0;
}
@@ -1951,7 +1953,10 @@ xfs_dir2_node_to_leaf(
xfs_dir2_leaf_compact(args, lbp);
else
xfs_dir2_leaf_log_header(tp, lbp);
lbp->b_pre_io = xfs_dir2_leaf1_write_verify;
leaf->hdr.info.magic = cpu_to_be16(XFS_DIR2_LEAF1_MAGIC);
/*
* Set up the leaf tail from the freespace block.
*/