168 	struct mutex		buf_mutex;  member
400 	mutex_lock(&md->buf_mutex);  in rio_mport_get_outbound_mapping()
421 	mutex_unlock(&md->buf_mutex);  in rio_mport_get_outbound_mapping()
474 	mutex_lock(&md->buf_mutex);  in rio_mport_obw_free()
485 	mutex_unlock(&md->buf_mutex);  in rio_mport_obw_free()
585 		mutex_lock(&req->map->md->buf_mutex);  in dma_req_free()
587 		mutex_unlock(&req->map->md->buf_mutex);  in dma_req_free()
902 		mutex_lock(&md->buf_mutex);  in rio_dma_transfer()
911 		mutex_unlock(&md->buf_mutex);  in rio_dma_transfer()
1107 	mutex_lock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1109 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1133 		mutex_lock(&md->buf_mutex);  in rio_mport_alloc_dma()
1135 		mutex_unlock(&md->buf_mutex);  in rio_mport_alloc_dma()
1154 	mutex_lock(&md->buf_mutex);  in rio_mport_free_dma()
1163 	mutex_unlock(&md->buf_mutex);  in rio_mport_free_dma()
1234 	mutex_lock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1236 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1259 	mutex_lock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1274 	mutex_unlock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1309 			mutex_lock(&md->buf_mutex);  in rio_mport_map_inbound()
1311 			mutex_unlock(&md->buf_mutex);  in rio_mport_map_inbound()
1340 	mutex_lock(&md->buf_mutex);  in rio_mport_inbound_free()
1350 	mutex_unlock(&md->buf_mutex);  in rio_mport_inbound_free()
2040 	mutex_lock(&chdev->buf_mutex);  in mport_cdev_release()
2048 	mutex_unlock(&chdev->buf_mutex);  in mport_cdev_release()
2183 	mutex_lock(&map->md->buf_mutex);  in mport_mm_close()
2185 	mutex_unlock(&map->md->buf_mutex);  in mport_mm_close()
2209 	mutex_lock(&md->buf_mutex);  in mport_cdev_mmap()
2217 	mutex_unlock(&md->buf_mutex);  in mport_cdev_mmap()
2373 	mutex_init(&md->buf_mutex);  in mport_cdev_add()
2514 	mutex_lock(&md->buf_mutex);  in mport_cdev_remove()
2518 	mutex_unlock(&md->buf_mutex);  in mport_cdev_remove()