627 static uint32_t exception_hash(struct dm_exception_table *et, chunk_t chunk);
657 static int dm_exception_table_init(struct dm_exception_table *et,  in dm_exception_table_init()  argument
662 	et->hash_shift = hash_shift;  in dm_exception_table_init()
663 	et->hash_mask = size - 1;  in dm_exception_table_init()
664 	et->table = kvmalloc_array(size, sizeof(struct hlist_bl_head),  in dm_exception_table_init()
666 	if (!et->table)  in dm_exception_table_init()
670 		INIT_HLIST_BL_HEAD(et->table + i);  in dm_exception_table_init()
675 static void dm_exception_table_exit(struct dm_exception_table *et,  in dm_exception_table_exit()  argument
683 	size = et->hash_mask + 1;  in dm_exception_table_exit()
685 		slot = et->table + i;  in dm_exception_table_exit()
693 	kvfree(et->table);  in dm_exception_table_exit()
696 static uint32_t exception_hash(struct dm_exception_table *et, chunk_t chunk)  in exception_hash()  argument
698 	return (chunk >> et->hash_shift) & et->hash_mask;  in exception_hash()
710 static struct dm_exception *dm_lookup_exception(struct dm_exception_table *et,  in dm_lookup_exception()  argument
717 	slot = &et->table[exception_hash(et, chunk)];  in dm_lookup_exception()