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()
1106 	mutex_lock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1108 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_dma_mapping()
1132 		mutex_lock(&md->buf_mutex);  in rio_mport_alloc_dma()
1134 		mutex_unlock(&md->buf_mutex);  in rio_mport_alloc_dma()
1153 	mutex_lock(&md->buf_mutex);  in rio_mport_free_dma()
1162 	mutex_unlock(&md->buf_mutex);  in rio_mport_free_dma()
1233 	mutex_lock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1235 	mutex_unlock(&md->buf_mutex);  in rio_mport_create_inbound_mapping()
1258 	mutex_lock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1273 	mutex_unlock(&md->buf_mutex);  in rio_mport_get_inbound_mapping()
1308 			mutex_lock(&md->buf_mutex);  in rio_mport_map_inbound()
1310 			mutex_unlock(&md->buf_mutex);  in rio_mport_map_inbound()
1339 	mutex_lock(&md->buf_mutex);  in rio_mport_inbound_free()
1349 	mutex_unlock(&md->buf_mutex);  in rio_mport_inbound_free()
2039 	mutex_lock(&chdev->buf_mutex);  in mport_cdev_release()
2047 	mutex_unlock(&chdev->buf_mutex);  in mport_cdev_release()
2182 	mutex_lock(&map->md->buf_mutex);  in mport_mm_close()
2184 	mutex_unlock(&map->md->buf_mutex);  in mport_mm_close()
2208 	mutex_lock(&md->buf_mutex);  in mport_cdev_mmap()
2216 	mutex_unlock(&md->buf_mutex);  in mport_cdev_mmap()
2372 	mutex_init(&md->buf_mutex);  in mport_cdev_add()
2513 	mutex_lock(&md->buf_mutex);  in mport_cdev_remove()
2517 	mutex_unlock(&md->buf_mutex);  in mport_cdev_remove()