357 static unsigned long migrate_device_unmap(unsigned long *src_pfns,  in migrate_device_unmap()  argument
368 		struct page *page = migrate_pfn_to_page(src_pfns[i]);  in migrate_device_unmap()
372 			if (src_pfns[i] & MIGRATE_PFN_MIGRATE)  in migrate_device_unmap()
386 				src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in migrate_device_unmap()
406 			src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in migrate_device_unmap()
415 		struct page *page = migrate_pfn_to_page(src_pfns[i]);  in migrate_device_unmap()
418 		if (!page || (src_pfns[i] & MIGRATE_PFN_MIGRATE))  in migrate_device_unmap()
424 		src_pfns[i] = 0;  in migrate_device_unmap()
681 static void __migrate_device_pages(unsigned long *src_pfns,  in __migrate_device_pages()  argument
691 		struct page *page = migrate_pfn_to_page(src_pfns[i]);  in __migrate_device_pages()
696 			src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in __migrate_device_pages()
703 			if (!(src_pfns[i] & MIGRATE_PFN_MIGRATE))  in __migrate_device_pages()
723 						&src_pfns[i]);  in __migrate_device_pages()
744 					src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in __migrate_device_pages()
752 			src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in __migrate_device_pages()
764 			src_pfns[i] &= ~MIGRATE_PFN_MIGRATE;  in __migrate_device_pages()
780 void migrate_device_pages(unsigned long *src_pfns, unsigned long *dst_pfns,  in migrate_device_pages()  argument
783 	__migrate_device_pages(src_pfns, dst_pfns, npages, NULL);  in migrate_device_pages()
811 void migrate_device_finalize(unsigned long *src_pfns,  in migrate_device_finalize()  argument
819 		struct page *page = migrate_pfn_to_page(src_pfns[i]);  in migrate_device_finalize()
829 		if (!(src_pfns[i] & MIGRATE_PFN_MIGRATE) || !newpage) {  in migrate_device_finalize()
894 int migrate_device_range(unsigned long *src_pfns, unsigned long start,  in migrate_device_range()  argument
903 			src_pfns[i] = 0;  in migrate_device_range()
908 			src_pfns[i] = 0;  in migrate_device_range()
913 		src_pfns[i] = migrate_pfn(pfn) | MIGRATE_PFN_MIGRATE;  in migrate_device_range()
916 	migrate_device_unmap(src_pfns, npages, NULL);  in migrate_device_range()