/* This conflicting I/O is extremely improbable in the caller, so msleep(1) is sufficient and there is no need for a wait queue.  */
static void __check_for_conflicting_io(struct dm_snapshot *s, chunk_t chunk)
/* This conflicting I/O is extremely improbable in the caller, so msleep(1) is sufficient and there is no need for a wait queue.  */
static void __check_for_conflicting_io(struct dm_snapshot *s, chunk_t chunk)
{
	while (__chunk_is_tracked(s, chunk))
		msleep(1);
}