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| author | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2011-11-22 15:14:33 +0100 |
|---|---|---|
| committer | Jan Schmidt <list.btrfs@jan-o-sch.net> | 2011-12-22 16:22:26 +0100 |
| commit | c7d22a3c3cdb73d8a0151e2ccc8cf4a48c48310b (patch) | |
| tree | 5145d5913cb27adc041cff323842f51e861327f5 | |
| parent | da5c81356426c476112f2b59fe64bdb1b37f079d (diff) | |
Btrfs: added helper btrfs_next_item()
btrfs_next_item() makes the btrfs path point to the next item, crossing leaf
boundaries if needed.
Signed-off-by: Arne Jansen <sensille@gmx.net>
Signed-off-by: Jan Schmidt <list.btrfs@jan-o-sch.net>
| -rw-r--r-- | fs/btrfs/ctree.h | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 50634abef9b4..3e4a07b79817 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -2482,6 +2482,13 @@ static inline int btrfs_insert_empty_item(struct btrfs_trans_handle *trans, } int btrfs_next_leaf(struct btrfs_root *root, struct btrfs_path *path); +static inline int btrfs_next_item(struct btrfs_root *root, struct btrfs_path *p) +{ + ++p->slots[0]; + if (p->slots[0] >= btrfs_header_nritems(p->nodes[0])) + return btrfs_next_leaf(root, p); + return 0; +} int btrfs_prev_leaf(struct btrfs_root *root, struct btrfs_path *path); int btrfs_leaf_free_space(struct btrfs_root *root, struct extent_buffer *leaf); void btrfs_drop_snapshot(struct btrfs_root *root, |