190 	const char	*pool_ns;	/* NULL if default, never "" */  member
994 	RCU_INIT_POINTER(rbd_dev->layout.pool_ns, NULL);  in rbd_init_layout()
5122 	return sprintf(buf, "%s\n", rbd_dev->spec->pool_ns ?: "");  in rbd_pool_ns_show()
5191 			    spec->pool_ns ?: "",  in rbd_parent_show()
5228 static DEVICE_ATTR(pool_ns, 0444, rbd_pool_ns_show, NULL);
5308 	kfree(spec->pool_ns);  in rbd_spec_free()
5366 	if (spec->pool_ns) {  in __rbd_dev_create()
5367 		WARN_ON(!*spec->pool_ns);  in __rbd_dev_create()
5368 		rbd_dev->header_oloc.pool_ns =  in __rbd_dev_create()
5369 		    ceph_find_or_create_string(spec->pool_ns,  in __rbd_dev_create()
5370 					       strlen(spec->pool_ns));  in __rbd_dev_create()
5597 	const char	*pool_ns;  member
5607 	kfree(pii->pool_ns);  in rbd_parent_info_cleanup()
5629 	pii->pool_ns = ceph_extract_encoded_string(p, end, NULL, GFP_KERNEL);  in decode_parent_image_spec()
5630 	if (IS_ERR(pii->pool_ns)) {  in decode_parent_image_spec()
5631 		ret = PTR_ERR(pii->pool_ns);  in decode_parent_image_spec()
5632 		pii->pool_ns = NULL;  in decode_parent_image_spec()
5683 	     __func__, pii->pool_id, pii->pool_ns, pii->image_id, pii->snap_id,  in __get_parent_info()
5724 	     __func__, pii->pool_id, pii->pool_ns, pii->image_id, pii->snap_id,  in __get_parent_info_legacy()
5792 	if (pii.pool_ns && *pii.pool_ns) {  in rbd_dev_setup_parent()
5793 		parent_spec->pool_ns = pii.pool_ns;  in rbd_dev_setup_parent()
5794 		pii.pool_ns = NULL;  in rbd_dev_setup_parent()
6300 		kfree(pctx->spec->pool_ns);  in rbd_parse_param()
6301 		pctx->spec->pool_ns = param->string;  in rbd_parse_param()
6859 			rbd_dev->spec->pool_ns ?: "",  in rbd_print_dne()
6860 			rbd_dev->spec->pool_ns ? "/" : "",  in rbd_print_dne()
6865 			rbd_dev->spec->pool_ns ?: "",  in rbd_print_dne()
6866 			rbd_dev->spec->pool_ns ? "/" : "",  in rbd_print_dne()