608 	struct page *dpage = NULL;  in dmirror_devmem_alloc_page()  local
625 		dpage = mdevice->free_pages;  in dmirror_devmem_alloc_page()
626 		mdevice->free_pages = dpage->zone_device_data;  in dmirror_devmem_alloc_page()
631 		if (dmirror_allocate_chunk(mdevice, &dpage))  in dmirror_devmem_alloc_page()
635 	zone_device_page_init(dpage);  in dmirror_devmem_alloc_page()
636 	dpage->zone_device_data = rpage;  in dmirror_devmem_alloc_page()
637 	return dpage;  in dmirror_devmem_alloc_page()
656 		struct page *dpage;  in dmirror_migrate_alloc_and_copy()  local
672 		dpage = dmirror_devmem_alloc_page(mdevice);  in dmirror_migrate_alloc_and_copy()
673 		if (!dpage)  in dmirror_migrate_alloc_and_copy()
676 		rpage = BACKING_PAGE(dpage);  in dmirror_migrate_alloc_and_copy()
691 			 page_to_pfn(spage), page_to_pfn(dpage));  in dmirror_migrate_alloc_and_copy()
692 		*dst = migrate_pfn(page_to_pfn(dpage));  in dmirror_migrate_alloc_and_copy()
759 		struct page *dpage;  in dmirror_migrate_finalize_and_map()  local
765 		dpage = migrate_pfn_to_page(*dst);  in dmirror_migrate_finalize_and_map()
766 		if (!dpage)  in dmirror_migrate_finalize_and_map()
769 		entry = BACKING_PAGE(dpage);  in dmirror_migrate_finalize_and_map()
866 		struct page *dpage, *spage;  in dmirror_devmem_fault_alloc_and_copy()  local
876 		dpage = alloc_page_vma(GFP_HIGHUSER_MOVABLE, args->vma, addr);  in dmirror_devmem_fault_alloc_and_copy()
877 		if (!dpage)  in dmirror_devmem_fault_alloc_and_copy()
880 			 page_to_pfn(spage), page_to_pfn(dpage));  in dmirror_devmem_fault_alloc_and_copy()
882 		lock_page(dpage);  in dmirror_devmem_fault_alloc_and_copy()
884 		copy_highpage(dpage, spage);  in dmirror_devmem_fault_alloc_and_copy()
885 		*dst = migrate_pfn(page_to_pfn(dpage));  in dmirror_devmem_fault_alloc_and_copy()
1240 		struct page *dpage, *spage;  in dmirror_device_evict_chunk()  local
1250 		dpage = alloc_page(GFP_HIGHUSER_MOVABLE | __GFP_NOFAIL);  in dmirror_device_evict_chunk()
1251 		lock_page(dpage);  in dmirror_device_evict_chunk()
1252 		copy_highpage(dpage, spage);  in dmirror_device_evict_chunk()
1253 		dst_pfns[i] = migrate_pfn(page_to_pfn(dpage));  in dmirror_device_evict_chunk()