diff options
Diffstat (limited to 'fs/reiserfs/bitmap.c')
| -rw-r--r-- | fs/reiserfs/bitmap.c | 19 |
1 files changed, 13 insertions, 6 deletions
diff --git a/fs/reiserfs/bitmap.c b/fs/reiserfs/bitmap.c index e716161ab325..483442e66ed6 100644 --- a/fs/reiserfs/bitmap.c +++ b/fs/reiserfs/bitmap.c @@ -169,7 +169,7 @@ static int scan_bitmap_block(struct reiserfs_transaction_handle *th, return 0; // No free blocks in this bitmap } - /* search for a first zero bit -- beggining of a window */ + /* search for a first zero bit -- beginning of a window */ *beg = reiserfs_find_next_zero_le_bit ((unsigned long *)(bh->b_data), boundary, *beg); @@ -425,7 +425,7 @@ static void _reiserfs_free_block(struct reiserfs_transaction_handle *th, journal_mark_dirty(th, s, sbh); if (for_unformatted) - vfs_dq_free_block_nodirty(inode, 1); + dquot_free_block_nodirty(inode, 1); } void reiserfs_free_block(struct reiserfs_transaction_handle *th, @@ -1049,7 +1049,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start amount_needed, hint->inode->i_uid); #endif quota_ret = - vfs_dq_alloc_block_nodirty(hint->inode, amount_needed); + dquot_alloc_block_nodirty(hint->inode, amount_needed); if (quota_ret) /* Quota exceeded? */ return QUOTA_EXCEEDED; if (hint->preallocate && hint->prealloc_size) { @@ -1058,7 +1058,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start "reiserquota: allocating (prealloc) %d blocks id=%u", hint->prealloc_size, hint->inode->i_uid); #endif - quota_ret = vfs_dq_prealloc_block_nodirty(hint->inode, + quota_ret = dquot_prealloc_block_nodirty(hint->inode, hint->prealloc_size); if (quota_ret) hint->preallocate = hint->prealloc_size = 0; @@ -1092,7 +1092,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start hint->inode->i_uid); #endif /* Free not allocated blocks */ - vfs_dq_free_block_nodirty(hint->inode, + dquot_free_block_nodirty(hint->inode, amount_needed + hint->prealloc_size - nr_allocated); } @@ -1125,7 +1125,7 @@ static inline int blocknrs_and_prealloc_arrays_from_search_start REISERFS_I(hint->inode)->i_prealloc_count, hint->inode->i_uid); #endif - vfs_dq_free_block_nodirty(hint->inode, amount_needed + + dquot_free_block_nodirty(hint->inode, amount_needed + hint->prealloc_size - nr_allocated - REISERFS_I(hint->inode)-> i_prealloc_count); @@ -1249,14 +1249,18 @@ struct buffer_head *reiserfs_read_bitmap_block(struct super_block *sb, else if (bitmap == 0) block = (REISERFS_DISK_OFFSET_IN_BYTES >> sb->s_blocksize_bits) + 1; + reiserfs_write_unlock(sb); bh = sb_bread(sb, block); + reiserfs_write_lock(sb); if (bh == NULL) reiserfs_warning(sb, "sh-2029: %s: bitmap block (#%u) " "reading failed", __func__, block); else { if (buffer_locked(bh)) { PROC_INFO_INC(sb, scan_bitmap.wait); + reiserfs_write_unlock(sb); __wait_on_buffer(bh); + reiserfs_write_lock(sb); } BUG_ON(!buffer_uptodate(bh)); BUG_ON(atomic_read(&bh->b_count) == 0); @@ -1273,7 +1277,10 @@ int reiserfs_init_bitmap_cache(struct super_block *sb) struct reiserfs_bitmap_info *bitmap; unsigned int bmap_nr = reiserfs_bmap_count(sb); + /* Avoid lock recursion in fault case */ + reiserfs_write_unlock(sb); bitmap = vmalloc(sizeof(*bitmap) * bmap_nr); + reiserfs_write_lock(sb); if (bitmap == NULL) return -ENOMEM; |