626 	struct privcmd_dm_op kdata;  in privcmd_ioctl_dm_op()  local
635 	if (copy_from_user(&kdata, udata, sizeof(kdata)))  in privcmd_ioctl_dm_op()
639 	if (data->domid != DOMID_INVALID && data->domid != kdata.dom)  in privcmd_ioctl_dm_op()
642 	if (kdata.num == 0)  in privcmd_ioctl_dm_op()
645 	if (kdata.num > privcmd_dm_op_max_num)  in privcmd_ioctl_dm_op()
648 	kbufs = kcalloc(kdata.num, sizeof(*kbufs), GFP_KERNEL);  in privcmd_ioctl_dm_op()
652 	if (copy_from_user(kbufs, kdata.ubufs,  in privcmd_ioctl_dm_op()
653 			   sizeof(*kbufs) * kdata.num)) {  in privcmd_ioctl_dm_op()
658 	for (i = 0; i < kdata.num; i++) {  in privcmd_ioctl_dm_op()
681 	xbufs = kcalloc(kdata.num, sizeof(*xbufs), GFP_KERNEL);  in privcmd_ioctl_dm_op()
687 	rc = lock_pages(kbufs, kdata.num, pages, nr_pages, &pinned);  in privcmd_ioctl_dm_op()
691 	for (i = 0; i < kdata.num; i++) {  in privcmd_ioctl_dm_op()
697 	rc = HYPERVISOR_dm_op(kdata.dom, kdata.num, xbufs);  in privcmd_ioctl_dm_op()
732 	struct privcmd_mmap_resource kdata;  in privcmd_ioctl_mmap_resource()  local
737 	if (copy_from_user(&kdata, udata, sizeof(kdata)))  in privcmd_ioctl_mmap_resource()
741 	if (data->domid != DOMID_INVALID && data->domid != kdata.dom)  in privcmd_ioctl_mmap_resource()
745 	if (!!kdata.addr != !!kdata.num)  in privcmd_ioctl_mmap_resource()
748 	xdata.domid = kdata.dom;  in privcmd_ioctl_mmap_resource()
749 	xdata.type = kdata.type;  in privcmd_ioctl_mmap_resource()
750 	xdata.id = kdata.id;  in privcmd_ioctl_mmap_resource()
752 	if (!kdata.addr && !kdata.num) {  in privcmd_ioctl_mmap_resource()
762 	vma = find_vma(mm, kdata.addr);  in privcmd_ioctl_mmap_resource()
768 	pfns = kcalloc(kdata.num, sizeof(*pfns), GFP_KERNEL | __GFP_NOWARN);  in privcmd_ioctl_mmap_resource()
776 		unsigned int nr = DIV_ROUND_UP(kdata.num, XEN_PFN_PER_PAGE);  in privcmd_ioctl_mmap_resource()
785 		for (i = 0; i < kdata.num; i++) {  in privcmd_ioctl_mmap_resource()
794 	xdata.frame = kdata.idx;  in privcmd_ioctl_mmap_resource()
795 	xdata.nr_frames = kdata.num;  in privcmd_ioctl_mmap_resource()
807 		rc = xen_remap_vma_range(vma, kdata.addr, kdata.num << PAGE_SHIFT);  in privcmd_ioctl_mmap_resource()
811 			DOMID_SELF : kdata.dom;  in privcmd_ioctl_mmap_resource()
816 						 kdata.addr & PAGE_MASK,  in privcmd_ioctl_mmap_resource()
817 						 pfns, kdata.num, errs,  in privcmd_ioctl_mmap_resource()
822 		else if (num != kdata.num) {  in privcmd_ioctl_mmap_resource()