38 	unsigned long pfn;  in has_unmovable_pages()  local
55 	for (pfn = start_pfn; pfn < end_pfn; pfn++) {  in has_unmovable_pages()
56 		page = pfn_to_page(pfn);  in has_unmovable_pages()
93 			pfn += skip_pages - 1;  in has_unmovable_pages()
105 				pfn += (1 << buddy_order(page)) - 1;  in has_unmovable_pages()
267 __first_valid_page(unsigned long pfn, unsigned long nr_pages)  in __first_valid_page()  argument
274 		page = pfn_to_online_page(pfn + i);  in __first_valid_page()
311 	unsigned long pfn;  in isolate_single_pageblock()  local
364 	for (pfn = start_pfn; pfn < boundary_pfn;) {  in isolate_single_pageblock()
365 		struct page *page = __first_valid_page(pfn, boundary_pfn - pfn);  in isolate_single_pageblock()
368 		pfn = page_to_pfn(page);  in isolate_single_pageblock()
377 			if (pfn + (1UL << order) > boundary_pfn) {  in isolate_single_pageblock()
379 				if (split_free_page(page, order, boundary_pfn - pfn))  in isolate_single_pageblock()
383 			pfn += 1UL << order;  in isolate_single_pageblock()
396 				pfn = head_pfn + nr_pages;  in isolate_single_pageblock()
459 				outer_pfn = pfn;  in isolate_single_pageblock()
466 				pfn = outer_pfn;  in isolate_single_pageblock()
473 		pfn++;  in isolate_single_pageblock()
531 	unsigned long pfn;  in start_isolate_page_range()  local
557 	for (pfn = isolate_start + pageblock_nr_pages;  in start_isolate_page_range()
558 	     pfn < isolate_end - pageblock_nr_pages;  in start_isolate_page_range()
559 	     pfn += pageblock_nr_pages) {  in start_isolate_page_range()
560 		page = __first_valid_page(pfn, pageblock_nr_pages);  in start_isolate_page_range()
563 			undo_isolate_page_range(isolate_start, pfn, migratetype);  in start_isolate_page_range()
585 	unsigned long pfn;  in undo_isolate_page_range()  local
590 	for (pfn = isolate_start;  in undo_isolate_page_range()
591 	     pfn < isolate_end;  in undo_isolate_page_range()
592 	     pfn += pageblock_nr_pages) {  in undo_isolate_page_range()
593 		page = __first_valid_page(pfn, pageblock_nr_pages);  in undo_isolate_page_range()
607 __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn,  in __test_page_isolated_in_pageblock()  argument
612 	while (pfn < end_pfn) {  in __test_page_isolated_in_pageblock()
613 		page = pfn_to_page(pfn);  in __test_page_isolated_in_pageblock()
620 			pfn += 1 << buddy_order(page);  in __test_page_isolated_in_pageblock()
623 			pfn++;  in __test_page_isolated_in_pageblock()
631 			pfn++;  in __test_page_isolated_in_pageblock()
636 	return pfn;  in __test_page_isolated_in_pageblock()
657 	unsigned long pfn, flags;  in test_pages_isolated()  local
667 	for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) {  in test_pages_isolated()
668 		page = __first_valid_page(pfn, pageblock_nr_pages);  in test_pages_isolated()
673 	if ((pfn < end_pfn) || !page) {  in test_pages_isolated()
681 	pfn = __test_page_isolated_in_pageblock(start_pfn, end_pfn, isol_flags);  in test_pages_isolated()
684 	ret = pfn < end_pfn ? -EBUSY : 0;  in test_pages_isolated()
687 	trace_test_pages_isolated(start_pfn, end_pfn, pfn);  in test_pages_isolated()