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authorDave Chinner <dchinner@redhat.com>2012-11-12 22:54:10 +1100
committerBen Myers <bpm@sgi.com>2012-11-15 21:34:36 -0600
commit4bb20a83a2a5ac4dcb62780c9950e47939956126 (patch)
tree2eef49464d5d58a54ab0bd0299e5054e8b657ce6 /fs/xfs/xfs_da_btree.c
parentc6319198702350a2215a8c0cacd6cc4283728a1b (diff)
downloadop-kernel-dev-4bb20a83a2a5ac4dcb62780c9950e47939956126.zip
op-kernel-dev-4bb20a83a2a5ac4dcb62780c9950e47939956126.tar.gz
xfs: add verifier callback to directory read code
Signed-off-by: Dave Chinner <dchinner@redhat.com> Reviewed-by: Christoph Hellwig <hch@lst.de> Reviewed-by: Phil White <pwhite@sgi.com> Signed-off-by: Ben Myers <bpm@sgi.com>
Diffstat (limited to 'fs/xfs/xfs_da_btree.c')
-rw-r--r--fs/xfs/xfs_da_btree.c44
1 files changed, 28 insertions, 16 deletions
diff --git a/fs/xfs/xfs_da_btree.c b/fs/xfs/xfs_da_btree.c
index 4af8bad..f9e9149 100644
--- a/fs/xfs/xfs_da_btree.c
+++ b/fs/xfs/xfs_da_btree.c
@@ -747,7 +747,7 @@ xfs_da_root_join(xfs_da_state_t *state, xfs_da_state_blk_t *root_blk)
child = be32_to_cpu(oldroot->btree[0].before);
ASSERT(child != 0);
error = xfs_da_read_buf(args->trans, args->dp, child, -1, &bp,
- args->whichfork);
+ args->whichfork, NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -838,7 +838,8 @@ xfs_da_node_toosmall(xfs_da_state_t *state, int *action)
if (blkno == 0)
continue;
error = xfs_da_read_buf(state->args->trans, state->args->dp,
- blkno, -1, &bp, state->args->whichfork);
+ blkno, -1, &bp, state->args->whichfork,
+ NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -1084,7 +1085,7 @@ xfs_da_node_lookup_int(xfs_da_state_t *state, int *result)
*/
blk->blkno = blkno;
error = xfs_da_read_buf(args->trans, args->dp, blkno,
- -1, &blk->bp, args->whichfork);
+ -1, &blk->bp, args->whichfork, NULL);
if (error) {
blk->blkno = 0;
state->path.active--;
@@ -1247,7 +1248,7 @@ xfs_da_blk_link(xfs_da_state_t *state, xfs_da_state_blk_t *old_blk,
if (old_info->back) {
error = xfs_da_read_buf(args->trans, args->dp,
be32_to_cpu(old_info->back),
- -1, &bp, args->whichfork);
+ -1, &bp, args->whichfork, NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -1268,7 +1269,7 @@ xfs_da_blk_link(xfs_da_state_t *state, xfs_da_state_blk_t *old_blk,
if (old_info->forw) {
error = xfs_da_read_buf(args->trans, args->dp,
be32_to_cpu(old_info->forw),
- -1, &bp, args->whichfork);
+ -1, &bp, args->whichfork, NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -1368,7 +1369,7 @@ xfs_da_blk_unlink(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk,
if (drop_info->back) {
error = xfs_da_read_buf(args->trans, args->dp,
be32_to_cpu(drop_info->back),
- -1, &bp, args->whichfork);
+ -1, &bp, args->whichfork, NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -1385,7 +1386,7 @@ xfs_da_blk_unlink(xfs_da_state_t *state, xfs_da_state_blk_t *drop_blk,
if (drop_info->forw) {
error = xfs_da_read_buf(args->trans, args->dp,
be32_to_cpu(drop_info->forw),
- -1, &bp, args->whichfork);
+ -1, &bp, args->whichfork, NULL);
if (error)
return(error);
ASSERT(bp != NULL);
@@ -1470,7 +1471,7 @@ xfs_da_path_shift(xfs_da_state_t *state, xfs_da_state_path_t *path,
*/
blk->blkno = blkno;
error = xfs_da_read_buf(args->trans, args->dp, blkno, -1,
- &blk->bp, args->whichfork);
+ &blk->bp, args->whichfork, NULL);
if (error)
return(error);
ASSERT(blk->bp != NULL);
@@ -1733,7 +1734,8 @@ xfs_da_swap_lastblock(
* Read the last block in the btree space.
*/
last_blkno = (xfs_dablk_t)lastoff - mp->m_dirblkfsbs;
- if ((error = xfs_da_read_buf(tp, ip, last_blkno, -1, &last_buf, w)))
+ error = xfs_da_read_buf(tp, ip, last_blkno, -1, &last_buf, w, NULL);
+ if (error)
return error;
/*
* Copy the last block into the dead buffer and log it.
@@ -1759,7 +1761,9 @@ xfs_da_swap_lastblock(
* If the moved block has a left sibling, fix up the pointers.
*/
if ((sib_blkno = be32_to_cpu(dead_info->back))) {
- if ((error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w)))
+ error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w,
+ NULL);
+ if (error)
goto done;
sib_info = sib_buf->b_addr;
if (unlikely(
@@ -1780,7 +1784,9 @@ xfs_da_swap_lastblock(
* If the moved block has a right sibling, fix up the pointers.
*/
if ((sib_blkno = be32_to_cpu(dead_info->forw))) {
- if ((error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w)))
+ error = xfs_da_read_buf(tp, ip, sib_blkno, -1, &sib_buf, w,
+ NULL);
+ if (error)
goto done;
sib_info = sib_buf->b_addr;
if (unlikely(
@@ -1803,7 +1809,9 @@ xfs_da_swap_lastblock(
* Walk down the tree looking for the parent of the moved block.
*/
for (;;) {
- if ((error = xfs_da_read_buf(tp, ip, par_blkno, -1, &par_buf, w)))
+ error = xfs_da_read_buf(tp, ip, par_blkno, -1, &par_buf, w,
+ NULL);
+ if (error)
goto done;
par_node = par_buf->b_addr;
if (unlikely(par_node->hdr.info.magic !=
@@ -1853,7 +1861,9 @@ xfs_da_swap_lastblock(
error = XFS_ERROR(EFSCORRUPTED);
goto done;
}
- if ((error = xfs_da_read_buf(tp, ip, par_blkno, -1, &par_buf, w)))
+ error = xfs_da_read_buf(tp, ip, par_blkno, -1, &par_buf, w,
+ NULL);
+ if (error)
goto done;
par_node = par_buf->b_addr;
if (unlikely(
@@ -2139,7 +2149,8 @@ xfs_da_read_buf(
xfs_dablk_t bno,
xfs_daddr_t mappedbno,
struct xfs_buf **bpp,
- int whichfork)
+ int whichfork,
+ xfs_buf_iodone_t verifier)
{
struct xfs_buf *bp;
struct xfs_buf_map map;
@@ -2161,7 +2172,7 @@ xfs_da_read_buf(
error = xfs_trans_read_buf_map(dp->i_mount, trans,
dp->i_mount->m_ddev_targp,
- mapp, nmap, 0, &bp, NULL);
+ mapp, nmap, 0, &bp, verifier);
if (error)
goto out_free;
@@ -2217,7 +2228,8 @@ xfs_da_reada_buf(
struct xfs_trans *trans,
struct xfs_inode *dp,
xfs_dablk_t bno,
- int whichfork)
+ int whichfork,
+ xfs_buf_iodone_t verifier)
{
xfs_daddr_t mappedbno = -1;
struct xfs_buf_map map;
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