624 static uint32_t exception_hash(struct dm_exception_table *et, chunk_t chunk);
654 static int dm_exception_table_init(struct dm_exception_table *et,  in dm_exception_table_init()  argument
659 	et->hash_shift = hash_shift;  in dm_exception_table_init()
660 	et->hash_mask = size - 1;  in dm_exception_table_init()
661 	et->table = kvmalloc_array(size, sizeof(struct hlist_bl_head),  in dm_exception_table_init()
663 	if (!et->table)  in dm_exception_table_init()
667 		INIT_HLIST_BL_HEAD(et->table + i);  in dm_exception_table_init()
672 static void dm_exception_table_exit(struct dm_exception_table *et,  in dm_exception_table_exit()  argument
680 	size = et->hash_mask + 1;  in dm_exception_table_exit()
682 		slot = et->table + i;  in dm_exception_table_exit()
688 	kvfree(et->table);  in dm_exception_table_exit()
691 static uint32_t exception_hash(struct dm_exception_table *et, chunk_t chunk)  in exception_hash()  argument
693 	return (chunk >> et->hash_shift) & et->hash_mask;  in exception_hash()
705 static struct dm_exception *dm_lookup_exception(struct dm_exception_table *et,  in dm_lookup_exception()  argument
712 	slot = &et->table[exception_hash(et, chunk)];  in dm_lookup_exception()