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Commit 1c8f52a5 authored by Alexander Block's avatar Alexander Block Committed by Chris Mason
Browse files

Btrfs: introduce btrfs_next_old_item 



We introduce btrfs_next_old_item that uses btrfs_next_old_leaf instead
of btrfs_next_leaf.

btrfs_next_item is also changed to simply call btrfs_next_old_item with
time_seq being 0.

Signed-off-by: default avatarAlexander Block <ablock84@googlemail.com>
Signed-off-by: default avatarChris Mason <chris.mason@fusionio.com>
parent a8c4a33b

fs/btrfs/ctree.h

+7 −2
Original line number Diff line number Diff line
@@ -2755,13 +2755,18 @@ static inline int btrfs_insert_empty_item(struct btrfs_trans_handle *trans, 
int btrfs_next_leaf(struct btrfs_root *root, struct btrfs_path *path);

int btrfs_next_old_leaf(struct btrfs_root *root, struct btrfs_path *path,

			u64 time_seq);

static inline int btrfs_next_item(struct btrfs_root *root, struct btrfs_path *p)

static inline int btrfs_next_old_item(struct btrfs_root *root,

				      struct btrfs_path *p, u64 time_seq)

{

	++p->slots[0];

	if (p->slots[0] >= btrfs_header_nritems(p->nodes[0]))

		return btrfs_next_leaf(root, p);

		return btrfs_next_old_leaf(root, p, time_seq);

	return 0;

}

static inline int btrfs_next_item(struct btrfs_root *root, struct btrfs_path *p)

{

	return btrfs_next_old_item(root, p, 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);

int __must_check btrfs_drop_snapshot(struct btrfs_root *root,