70 	struct mutex			mutex;  member
91 	struct mutex		devmem_lock;	/* protects the above */
131 	mutex_init(&dmirror->mutex);  in dmirror_fops_open()
227 		mutex_lock(&dmirror->mutex);  in dmirror_interval_invalidate()
228 	else if (!mutex_trylock(&dmirror->mutex))  in dmirror_interval_invalidate()
234 	mutex_unlock(&dmirror->mutex);  in dmirror_interval_invalidate()
266 		mutex_lock(&dmirror->mutex);  in dmirror_range_fault()
269 			mutex_unlock(&dmirror->mutex);  in dmirror_range_fault()
277 	mutex_unlock(&dmirror->mutex);  in dmirror_range_fault()
361 		mutex_lock(&dmirror->mutex);  in dmirror_read()
363 		mutex_unlock(&dmirror->mutex);  in dmirror_read()
435 		mutex_lock(&dmirror->mutex);  in dmirror_write()
437 		mutex_unlock(&dmirror->mutex);  in dmirror_write()
647 	mutex_lock(&dmirror->mutex);  in dmirror_atomic_map()
659 			mutex_unlock(&dmirror->mutex);  in dmirror_atomic_map()
666 	mutex_unlock(&dmirror->mutex);  in dmirror_atomic_map()
680 	mutex_lock(&dmirror->mutex);  in dmirror_migrate_finalize_and_map()
703 			mutex_unlock(&dmirror->mutex);  in dmirror_migrate_finalize_and_map()
708 	mutex_unlock(&dmirror->mutex);  in dmirror_migrate_finalize_and_map()
770 	mutex_lock(&dmirror->mutex);  in dmirror_exclusive()
772 	mutex_unlock(&dmirror->mutex);  in dmirror_exclusive()
841 	mutex_lock(&dmirror->mutex);  in dmirror_migrate()
843 	mutex_unlock(&dmirror->mutex);  in dmirror_migrate()
903 		mutex_lock(&dmirror->mutex);  in dmirror_snapshot_invalidate()
904 	else if (!mutex_trylock(&dmirror->mutex))  in dmirror_snapshot_invalidate()
913 	mutex_unlock(&dmirror->mutex);  in dmirror_snapshot_invalidate()
959 		mutex_lock(&dmirror->mutex);  in dmirror_range_snapshot()
962 			mutex_unlock(&dmirror->mutex);  in dmirror_range_snapshot()
972 	mutex_unlock(&dmirror->mutex);  in dmirror_range_snapshot()