Lines Matching defs:pfn

38 	unsigned long pfn;
55 	for (pfn = start_pfn; pfn < end_pfn; pfn++) {
56 		page = pfn_to_page(pfn);
100 			pfn += skip_pages - 1;
112 				pfn += (1 << buddy_order(page)) - 1;
276 __first_valid_page(unsigned long pfn, unsigned long nr_pages)
283 		page = pfn_to_online_page(pfn + i);
294  * @boundary_pfn:		pageblock-aligned pfn that a page might cross
319 	unsigned long pfn;
371 	for (pfn = start_pfn; pfn < boundary_pfn;) {
372 		struct page *page = __first_valid_page(pfn, boundary_pfn - pfn);
375 		pfn = page_to_pfn(page);
378 			pfn += MAX_ORDER_NR_PAGES;
386 			VM_WARN_ON_ONCE(pfn + (1 << order) > boundary_pfn);
388 			pfn += 1UL << order;
412 				pfn = head_pfn + nr_pages;
429 		pfn++;
478 	unsigned long pfn;
503 	for (pfn = isolate_start + pageblock_nr_pages;
504 	     pfn < isolate_end - pageblock_nr_pages;
505 	     pfn += pageblock_nr_pages) {
506 		page = __first_valid_page(pfn, pageblock_nr_pages);
509 			undo_isolate_page_range(isolate_start, pfn);
527 	unsigned long pfn;
532 	for (pfn = isolate_start;
533 	     pfn < isolate_end;
534 	     pfn += pageblock_nr_pages) {
535 		page = __first_valid_page(pfn, pageblock_nr_pages);
546  * Returns the last tested pfn.
549 __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn,
554 	while (pfn < end_pfn) {
555 		page = pfn_to_page(pfn);
562 			pfn += 1 << buddy_order(page);
566 			pfn++;
574 			pfn++;
579 	return pfn;
600 	unsigned long pfn, flags;
620 	for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) {
621 		page = __first_valid_page(pfn, pageblock_nr_pages);
626 	if ((pfn < end_pfn) || !page) {
634 	pfn = __test_page_isolated_in_pageblock(start_pfn, end_pfn, mode);
637 	ret = pfn < end_pfn ? -EBUSY : 0;
640 	trace_test_pages_isolated(start_pfn, end_pfn, pfn);