Lines Matching defs:dm_snapshot

49 struct dm_snapshot {  struct
50 	struct rw_semaphore lock;
52 	struct dm_dev *origin;
53 	struct dm_dev *cow;
55 	struct dm_target *ti;
58 	struct list_head list;
64 	int valid;
67 	int active;
69 	atomic_t pending_exceptions_count;
72 	sector_t exception_start_sequence;
75 	sector_t exception_complete_sequence;
81 	struct list_head out_of_order_list;
83 	mempool_t *pending_pool;
85 	struct dm_exception_table pending;
86 	struct dm_exception_table complete;
92 	spinlock_t pe_lock;
95 	spinlock_t tracked_chunk_lock;
96 	struct hlist_head tracked_chunk_hash[DM_TRACKED_CHUNK_HASH_SIZE];
99 	struct dm_exception_store *store;
101 	struct dm_kcopyd_client *kcopyd_client;
104 	unsigned long state_bits;
107 	chunk_t first_merging_chunk;
108 	int num_merging_chunks;
144 struct dm_dev *dm_snap_origin(struct dm_snapshot *s)  in dm_snap_origin()  argument