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()
587 		mutex_lock(&req->map->md->buf_mutex);  in dma_req_free()
589 		mutex_unlock(&req->map->md->buf_mutex);  in dma_req_free()
898 		mutex_lock(&md->buf_mutex);  in rio_dma_transfer()
907 		mutex_unlock(&md->buf_mutex);  in rio_dma_transfer()
1103 	mutex_lock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1105 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1129 		mutex_lock(&md->buf_mutex);  in rio_mport_alloc_dma()
1131 		mutex_unlock(&md->buf_mutex);  in rio_mport_alloc_dma()
1150 	mutex_lock(&md->buf_mutex);  in rio_mport_free_dma()
1159 	mutex_unlock(&md->buf_mutex);  in rio_mport_free_dma()
1230 	mutex_lock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1232 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1255 	mutex_lock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1270 	mutex_unlock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1305 			mutex_lock(&md->buf_mutex);  in rio_mport_map_inbound()
1307 			mutex_unlock(&md->buf_mutex);  in rio_mport_map_inbound()
1336 	mutex_lock(&md->buf_mutex);  in rio_mport_inbound_free()
1346 	mutex_unlock(&md->buf_mutex);  in rio_mport_inbound_free()
2034 	mutex_lock(&chdev->buf_mutex);  in mport_cdev_release()
2042 	mutex_unlock(&chdev->buf_mutex);  in mport_cdev_release()
2177 	mutex_lock(&map->md->buf_mutex);  in mport_mm_close()
2179 	mutex_unlock(&map->md->buf_mutex);  in mport_mm_close()
2203 	mutex_lock(&md->buf_mutex);  in mport_cdev_mmap()
2211 	mutex_unlock(&md->buf_mutex);  in mport_cdev_mmap()
2367 	mutex_init(&md->buf_mutex);  in mport_cdev_add()
2508 	mutex_lock(&md->buf_mutex);  in mport_cdev_remove()
2512 	mutex_unlock(&md->buf_mutex);  in mport_cdev_remove()