Chris Mason | 2e635a2 | 2007-03-21 11:12:56 -0400 | [diff] [blame] | 1 | #include <linux/module.h> |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 2 | #include "ctree.h" |
| 3 | #include "disk-io.h" |
Chris Mason | e089f05 | 2007-03-16 16:20:31 -0400 | [diff] [blame] | 4 | #include "transaction.h" |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 5 | |
Chris Mason | e089f05 | 2007-03-16 16:20:31 -0400 | [diff] [blame] | 6 | int btrfs_insert_inode(struct btrfs_trans_handle *trans, struct btrfs_root |
| 7 | *root, u64 objectid, struct btrfs_inode_item |
| 8 | *inode_item) |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 9 | { |
Chris Mason | 5caf2a0 | 2007-04-02 11:20:42 -0400 | [diff] [blame] | 10 | struct btrfs_path *path; |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 11 | struct btrfs_key key; |
| 12 | int ret; |
| 13 | key.objectid = objectid; |
| 14 | key.flags = 0; |
| 15 | btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY); |
| 16 | key.offset = 0; |
| 17 | |
Chris Mason | 5caf2a0 | 2007-04-02 11:20:42 -0400 | [diff] [blame] | 18 | path = btrfs_alloc_path(); |
| 19 | BUG_ON(!path); |
| 20 | btrfs_init_path(path); |
Chris Mason | e089f05 | 2007-03-16 16:20:31 -0400 | [diff] [blame] | 21 | ret = btrfs_insert_item(trans, root, &key, inode_item, |
| 22 | sizeof(*inode_item)); |
Chris Mason | 5caf2a0 | 2007-04-02 11:20:42 -0400 | [diff] [blame] | 23 | btrfs_release_path(root, path); |
| 24 | btrfs_free_path(path); |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 25 | return ret; |
| 26 | } |
| 27 | |
Chris Mason | e089f05 | 2007-03-16 16:20:31 -0400 | [diff] [blame] | 28 | int btrfs_lookup_inode(struct btrfs_trans_handle *trans, struct btrfs_root |
| 29 | *root, struct btrfs_path *path, u64 objectid, int mod) |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 30 | { |
| 31 | struct btrfs_key key; |
| 32 | int ins_len = mod < 0 ? -1 : 0; |
| 33 | int cow = mod != 0; |
| 34 | |
| 35 | key.objectid = objectid; |
| 36 | key.flags = 0; |
| 37 | btrfs_set_key_type(&key, BTRFS_INODE_ITEM_KEY); |
| 38 | key.offset = 0; |
Chris Mason | e089f05 | 2007-03-16 16:20:31 -0400 | [diff] [blame] | 39 | return btrfs_search_slot(trans, root, &key, path, ins_len, cow); |
Chris Mason | 1e1d270 | 2007-03-15 19:03:33 -0400 | [diff] [blame] | 40 | } |