From 9c58309d6cf22471dacbcb6de54d00cef9ca20d4 Mon Sep 17 00:00:00 2001 From: Chris Mason Date: Tue, 29 Jan 2008 15:15:18 -0500 Subject: Btrfs: Add inode item and backref in one insert, reducing cpu usage Signed-off-by: Chris Mason --- fs/btrfs/ctree.h | 17 ++++++++++++++--- 1 file changed, 14 insertions(+), 3 deletions(-) (limited to 'fs/btrfs/ctree.h') diff --git a/fs/btrfs/ctree.h b/fs/btrfs/ctree.h index 098cf0883150..127c86f795d0 100644 --- a/fs/btrfs/ctree.h +++ b/fs/btrfs/ctree.h @@ -1050,9 +1050,20 @@ static inline int btrfs_del_item(struct btrfs_trans_handle *trans, int btrfs_insert_item(struct btrfs_trans_handle *trans, struct btrfs_root *root, struct btrfs_key *key, void *data, u32 data_size); -int btrfs_insert_empty_item(struct btrfs_trans_handle *trans, struct btrfs_root - *root, struct btrfs_path *path, struct btrfs_key - *cpu_key, u32 data_size); +int btrfs_insert_empty_items(struct btrfs_trans_handle *trans, + struct btrfs_root *root, + struct btrfs_path *path, + struct btrfs_key *cpu_key, u32 *data_size, int nr); + +static inline int btrfs_insert_empty_item(struct btrfs_trans_handle *trans, + struct btrfs_root *root, + struct btrfs_path *path, + struct btrfs_key *key, + u32 data_size) +{ + return btrfs_insert_empty_items(trans, root, path, key, &data_size, 1); +} + int btrfs_next_leaf(struct btrfs_root *root, struct btrfs_path *path); 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); -- cgit v1.2.2