__first_valid_page  207 mm/page_isolation.c 		page = __first_valid_page(pfn, pageblock_nr_pages);
__first_valid_page  245 mm/page_isolation.c 		page = __first_valid_page(pfn, pageblock_nr_pages);
__first_valid_page  301 mm/page_isolation.c 		page = __first_valid_page(pfn, pageblock_nr_pages);
__first_valid_page  305 mm/page_isolation.c 	page = __first_valid_page(start_pfn, end_pfn - start_pfn);