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Diffstat (limited to 'fs/reiserfs/bitmap.c')
-rw-r--r--fs/reiserfs/bitmap.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/fs/reiserfs/bitmap.c b/fs/reiserfs/bitmap.c
index a98b7740a0fc..dc9a6829f7c6 100644
--- a/fs/reiserfs/bitmap.c
+++ b/fs/reiserfs/bitmap.c
@@ -423,8 +423,11 @@ static void _reiserfs_free_block(struct reiserfs_transaction_handle *th,
set_sb_free_blocks(rs, sb_free_blocks(rs) + 1);
journal_mark_dirty(th, s, sbh);
- if (for_unformatted)
+ if (for_unformatted) {
+ int depth = reiserfs_write_unlock_nested(s);
dquot_free_block_nodirty(inode, 1);
+ reiserfs_write_lock_nested(s, depth);
+ }
}
void reiserfs_free_block(struct reiserfs_transaction_handle *th,
@@ -1128,6 +1131,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
b_blocknr_t finish = SB_BLOCK_COUNT(s) - 1;
int passno = 0;
int nr_allocated = 0;
+ int depth;
determine_prealloc_size(hint);
if (!hint->formatted_node) {
@@ -1137,10 +1141,13 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
"reiserquota: allocating %d blocks id=%u",
amount_needed, hint->inode->i_uid);
#endif
+ depth = reiserfs_write_unlock_nested(s);
quota_ret =
dquot_alloc_block_nodirty(hint->inode, amount_needed);
- if (quota_ret) /* Quota exceeded? */
+ if (quota_ret) { /* Quota exceeded? */
+ reiserfs_write_lock_nested(s, depth);
return QUOTA_EXCEEDED;
+ }
if (hint->preallocate && hint->prealloc_size) {
#ifdef REISERQUOTA_DEBUG
reiserfs_debug(s, REISERFS_DEBUG_CODE,
@@ -1153,6 +1160,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
hint->preallocate = hint->prealloc_size = 0;
}
/* for unformatted nodes, force large allocations */
+ reiserfs_write_lock_nested(s, depth);
}
do {
@@ -1181,9 +1189,11 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
hint->inode->i_uid);
#endif
/* Free not allocated blocks */
+ depth = reiserfs_write_unlock_nested(s);
dquot_free_block_nodirty(hint->inode,
amount_needed + hint->prealloc_size -
nr_allocated);
+ reiserfs_write_lock_nested(s, depth);
}
while (nr_allocated--)
reiserfs_free_block(hint->th, hint->inode,
@@ -1214,10 +1224,13 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start
REISERFS_I(hint->inode)->i_prealloc_count,
hint->inode->i_uid);
#endif
+
+ depth = reiserfs_write_unlock_nested(s);
dquot_free_block_nodirty(hint->inode, amount_needed +
hint->prealloc_size - nr_allocated -
REISERFS_I(hint->inode)->
i_prealloc_count);
+ reiserfs_write_lock_nested(s, depth);
}
return CARRY_ON;
@@ -1340,10 +1353,11 @@ struct buffer_head *reiserfs_read_bitmap_block(struct super_block *sb,
"reading failed", __func__, block);
else {
if (buffer_locked(bh)) {
+ int depth;
PROC_INFO_INC(sb, scan_bitmap.wait);
- reiserfs_write_unlock(sb);
+ depth = reiserfs_write_unlock_nested(sb);
__wait_on_buffer(bh);
- reiserfs_write_lock(sb);
+ reiserfs_write_lock_nested(sb, depth);
}
BUG_ON(!buffer_uptodate(bh));
BUG_ON(atomic_read(&bh->b_count) == 0);