539 	struct page *dpage = NULL;  in dmirror_devmem_alloc_page()  local
553 		dpage = mdevice->free_pages;  in dmirror_devmem_alloc_page()
554 		mdevice->free_pages = dpage->zone_device_data;  in dmirror_devmem_alloc_page()
559 		if (!dmirror_allocate_chunk(mdevice, &dpage))  in dmirror_devmem_alloc_page()
563 	dpage->zone_device_data = rpage;  in dmirror_devmem_alloc_page()
564 	get_page(dpage);  in dmirror_devmem_alloc_page()
565 	lock_page(dpage);  in dmirror_devmem_alloc_page()
566 	return dpage;  in dmirror_devmem_alloc_page()
584 		struct page *dpage;  in dmirror_migrate_alloc_and_copy()  local
596 		dpage = dmirror_devmem_alloc_page(mdevice);  in dmirror_migrate_alloc_and_copy()
597 		if (!dpage)  in dmirror_migrate_alloc_and_copy()
600 		rpage = dpage->zone_device_data;  in dmirror_migrate_alloc_and_copy()
614 		*dst = migrate_pfn(page_to_pfn(dpage)) |  in dmirror_migrate_alloc_and_copy()
636 		struct page *dpage;  in dmirror_migrate_finalize_and_map()  local
642 		dpage = migrate_pfn_to_page(*dst);  in dmirror_migrate_finalize_and_map()
643 		if (!dpage)  in dmirror_migrate_finalize_and_map()
650 		entry = dpage->zone_device_data;  in dmirror_migrate_finalize_and_map()
1028 		struct page *dpage, *spage;  in dmirror_devmem_fault_alloc_and_copy()  local
1035 		dpage = alloc_page_vma(GFP_HIGHUSER_MOVABLE, args->vma, addr);  in dmirror_devmem_fault_alloc_and_copy()
1036 		if (!dpage)  in dmirror_devmem_fault_alloc_and_copy()
1039 		lock_page(dpage);  in dmirror_devmem_fault_alloc_and_copy()
1041 		copy_highpage(dpage, spage);  in dmirror_devmem_fault_alloc_and_copy()
1042 		*dst = migrate_pfn(page_to_pfn(dpage)) | MIGRATE_PFN_LOCKED;  in dmirror_devmem_fault_alloc_and_copy()