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Btrfs: crash recovery fixes

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Signed-off-by: Chris Mason <chris.mason@oracle.com>
This commit is contained in:
Chris Mason 2007-06-28 15:57:36 -04:00 • committed by David Woodhouse
parent f2654de42a
commit ccd467d60e
8 changed files with 112 additions and 48 deletions
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12
fs/btrfs/ctree.h
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@ -1013,18 +1013,13 @@ static inline void btrfs_memmove(struct btrfs_root *root,
memmove(dst, src, nr);
}
static inline void btrfs_mark_buffer_dirty(struct buffer_head *bh)
{
WARN_ON(!atomic_read(&bh->b_count));
mark_buffer_dirty(bh);
}
/* helper function to cast into the data area of the leaf. */
#define btrfs_item_ptr(leaf, slot, type) \
((type *)(btrfs_leaf_data(leaf) + \
btrfs_item_offset((leaf)->items + (slot))))
/* extent-tree.c */
int btrfs_copy_pinned(struct btrfs_root *root, struct radix_tree_root *copy);
struct btrfs_block_group_cache *btrfs_lookup_block_group(struct
btrfs_fs_info *info,
u64 blocknr);
@ -1044,8 +1039,9 @@ int btrfs_inc_ref(struct btrfs_trans_handle *trans, struct btrfs_root *root,
struct buffer_head *buf);
int btrfs_free_extent(struct btrfs_trans_handle *trans, struct btrfs_root
*root, u64 blocknr, u64 num_blocks, int pin);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans, struct
btrfs_root *root);
int btrfs_finish_extent_commit(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
struct radix_tree_root *unpin_radix);
int btrfs_inc_extent_ref(struct btrfs_trans_handle *trans,
struct btrfs_root *root,
u64 blocknr, u64 num_blocks);