1 #ifndef __TRANSACTION__
2 #define __TRANSACTION__
3 #include "btrfs_inode.h"
5 struct btrfs_transaction {
7 unsigned long num_writers;
11 struct list_head list;
12 struct radix_tree_root dirty_pages;
13 unsigned long start_time;
14 wait_queue_head_t writer_wait;
15 wait_queue_head_t commit_wait;
18 struct btrfs_trans_handle {
20 unsigned long blocks_reserved;
21 unsigned long blocks_used;
22 struct btrfs_transaction *transaction;
23 struct btrfs_block_group_cache *block_group;
27 static inline void btrfs_set_trans_block_group(struct btrfs_trans_handle *trans,
30 trans->block_group = BTRFS_I(inode)->block_group;
33 static inline void btrfs_update_inode_block_group(struct
34 btrfs_trans_handle *trans,
37 BTRFS_I(inode)->block_group = trans->block_group;
40 int btrfs_end_transaction(struct btrfs_trans_handle *trans,
41 struct btrfs_root *root);
42 struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
44 int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
45 struct btrfs_root *root);
46 int btrfs_commit_tree_roots(struct btrfs_trans_handle *trans,
47 struct btrfs_root *root);
49 void btrfs_transaction_cleaner(struct work_struct *work);
50 void btrfs_transaction_flush_work(struct btrfs_root *root);
51 void btrfs_transaction_queue_work(struct btrfs_root *root, int delay);
52 void btrfs_init_transaction_sys(void);
53 void btrfs_exit_transaction_sys(void);