* Boston, MA 021110-1307, USA.
*/
-#ifndef __TRANSACTION__
-#define __TRANSACTION__
+#ifndef __BTRFS_TRANSACTION__
+#define __BTRFS_TRANSACTION__
#include "btrfs_inode.h"
struct btrfs_transaction {
int in_commit;
int use_count;
int commit_done;
+ int blocked;
struct list_head list;
- struct extent_map_tree dirty_pages;
+ struct extent_io_tree dirty_pages;
unsigned long start_time;
wait_queue_head_t writer_wait;
wait_queue_head_t commit_wait;
+ struct list_head pending_snapshots;
};
struct btrfs_trans_handle {
unsigned long blocks_reserved;
unsigned long blocks_used;
struct btrfs_transaction *transaction;
- struct btrfs_block_group_cache *block_group;
+ u64 block_group;
u64 alloc_exclude_start;
u64 alloc_exclude_nr;
};
+struct btrfs_pending_snapshot {
+ struct dentry *dentry;
+ struct btrfs_root *root;
+ char *name;
+ struct btrfs_key root_key;
+ struct list_head list;
+};
+
+struct btrfs_dirty_root {
+ struct list_head list;
+ struct btrfs_root *root;
+ struct btrfs_root *latest_root;
+};
static inline void btrfs_set_trans_block_group(struct btrfs_trans_handle *trans,
struct inode *inode)
trans->block_group = BTRFS_I(inode)->block_group;
}
-static inline void btrfs_update_inode_block_group(struct
- btrfs_trans_handle *trans,
- struct inode *inode)
+static inline void btrfs_update_inode_block_group(
+ struct btrfs_trans_handle *trans,
+ struct inode *inode)
{
BTRFS_I(inode)->block_group = trans->block_group;
}
struct btrfs_root *root);
struct btrfs_trans_handle *btrfs_start_transaction(struct btrfs_root *root,
int num_blocks);
+struct btrfs_trans_handle *btrfs_join_transaction(struct btrfs_root *root,
+ int num_blocks);
+struct btrfs_trans_handle *btrfs_start_ioctl_transaction(struct btrfs_root *r,
+ int num_blocks);
int btrfs_write_and_wait_transaction(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
int btrfs_commit_tree_roots(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
-void btrfs_transaction_cleaner(struct work_struct *work);
-void btrfs_transaction_flush_work(struct btrfs_root *root);
-void btrfs_transaction_queue_work(struct btrfs_root *root, int delay);
-void btrfs_init_transaction_sys(void);
-void btrfs_exit_transaction_sys(void);
-int btrfs_add_dead_root(struct btrfs_root *root, struct btrfs_root *latest,
- struct list_head *dead_list);
-int btrfs_defrag_dirty_roots(struct btrfs_fs_info *info);
+int btrfs_add_dead_root(struct btrfs_root *root, struct btrfs_root *latest);
int btrfs_defrag_root(struct btrfs_root *root, int cacheonly);
int btrfs_clean_old_snapshots(struct btrfs_root *root);
int btrfs_commit_transaction(struct btrfs_trans_handle *trans,
struct btrfs_root *root);
+int btrfs_end_transaction_throttle(struct btrfs_trans_handle *trans,
+ struct btrfs_root *root);
+void btrfs_throttle(struct btrfs_root *root);
+int btrfs_record_root_in_trans(struct btrfs_root *root);
+int btrfs_write_and_wait_marked_extents(struct btrfs_root *root,
+ struct extent_io_tree *dirty_pages);
#endif