79 	int (*unmap)(struct xenbus_device *dev, void *vaddr);  member
486 	struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS];  in __xenbus_map_ring()  local
518 			memset(&unmap[j], 0, sizeof(unmap[j]));  in __xenbus_map_ring()
519 			gnttab_set_unmap_op(&unmap[j], (phys_addr_t)addrs[i],  in __xenbus_map_ring()
525 	if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, j))  in __xenbus_map_ring()
530 		if (unmap[i].status != GNTST_okay) {  in __xenbus_map_ring()
672  * @vaddr: addr to unmap
675  * Unmap a page of memory in this domain that was imported from another domain.
683 	return ring_ops->unmap(dev, vaddr);  in xenbus_unmap_ring_vfree()
749 	struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS];  in xenbus_unmap_ring_vfree_pv()  local
775 		memset(&unmap[i], 0, sizeof(unmap[i]));  in xenbus_unmap_ring_vfree_pv()
777 		unmap[i].host_addr = arbitrary_virt_to_machine(  in xenbus_unmap_ring_vfree_pv()
779 		unmap[i].dev_bus_addr = 0;  in xenbus_unmap_ring_vfree_pv()
780 		unmap[i].handle = node->handles[i];  in xenbus_unmap_ring_vfree_pv()
783 	if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, i))  in xenbus_unmap_ring_vfree_pv()
789 		if (unmap[i].status != GNTST_okay) {  in xenbus_unmap_ring_vfree_pv()
791 			xenbus_dev_error(dev, unmap[i].status,  in xenbus_unmap_ring_vfree_pv()
793 					 node->handles[i], unmap[i].status);  in xenbus_unmap_ring_vfree_pv()
794 			err = unmap[i].status;  in xenbus_unmap_ring_vfree_pv()
811 	.unmap = xenbus_unmap_ring_vfree_pv,
885  * @vaddrs: addresses to unmap
887  * Unmap memory in this domain that was imported from another domain.
895 	struct gnttab_unmap_grant_ref unmap[XENBUS_MAX_RING_GRANTS];  in xenbus_unmap_ring()  local
903 		gnttab_set_unmap_op(&unmap[i], vaddrs[i],  in xenbus_unmap_ring()
906 	if (HYPERVISOR_grant_table_op(GNTTABOP_unmap_grant_ref, unmap, i))  in xenbus_unmap_ring()
911 		if (unmap[i].status != GNTST_okay) {  in xenbus_unmap_ring()
912 			xenbus_dev_error(dev, unmap[i].status,  in xenbus_unmap_ring()
914 					 handles[i], unmap[i].status);  in xenbus_unmap_ring()
915 			err = unmap[i].status;  in xenbus_unmap_ring()
945 	.unmap = xenbus_unmap_ring_vfree_hvm,