diff options
Diffstat (limited to 'fs/btrfs/ordered-data.h')
| -rw-r--r-- | fs/btrfs/ordered-data.h | 11 |
1 files changed, 11 insertions, 0 deletions
diff --git a/fs/btrfs/ordered-data.h b/fs/btrfs/ordered-data.h index d61ea9c880a3..644258a7dfb1 100644 --- a/fs/btrfs/ordered-data.h +++ b/fs/btrfs/ordered-data.h @@ -56,6 +56,12 @@ enum { BTRFS_ORDERED_TRUNCATED, /* Regular IO for COW */ BTRFS_ORDERED_REGULAR, + /* Used during fsync to track already logged extents */ + BTRFS_ORDERED_LOGGED, + /* We have already logged all the csums of the ordered extent */ + BTRFS_ORDERED_LOGGED_CSUM, + /* We wait for this extent to complete in the current transaction */ + BTRFS_ORDERED_PENDING, }; struct btrfs_ordered_extent { @@ -104,6 +110,9 @@ struct btrfs_ordered_extent { /* list of checksums for insertion when the extent io is done */ struct list_head list; + /* used for fast fsyncs */ + struct list_head log_list; + /* used to wait for the BTRFS_ORDERED_COMPLETE bit */ wait_queue_head_t wait; @@ -174,6 +183,8 @@ struct btrfs_ordered_extent *btrfs_lookup_ordered_range( struct btrfs_inode *inode, u64 file_offset, u64 len); +void btrfs_get_ordered_extents_for_logging(struct btrfs_inode *inode, + struct list_head *list); int btrfs_find_ordered_sum(struct inode *inode, u64 offset, u64 disk_bytenr, u8 *sum, int len); u64 btrfs_wait_ordered_extents(struct btrfs_root *root, u64 nr, |