158 int start_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,  in start_isolate_page_range()  argument
166 	BUG_ON((end_pfn) & (pageblock_nr_pages - 1));  in start_isolate_page_range()
169 	     pfn < end_pfn;  in start_isolate_page_range()
191 int undo_isolate_page_range(unsigned long start_pfn, unsigned long end_pfn,  in undo_isolate_page_range()  argument
197 	BUG_ON((end_pfn) & (pageblock_nr_pages - 1));  in undo_isolate_page_range()
199 	     pfn < end_pfn;  in undo_isolate_page_range()
216 __test_page_isolated_in_pageblock(unsigned long pfn, unsigned long end_pfn,  in __test_page_isolated_in_pageblock()  argument
221 	while (pfn < end_pfn) {  in __test_page_isolated_in_pageblock()
240 	if (pfn < end_pfn)  in __test_page_isolated_in_pageblock()
245 int test_pages_isolated(unsigned long start_pfn, unsigned long end_pfn,  in test_pages_isolated()  argument
258 	for (pfn = start_pfn; pfn < end_pfn; pfn += pageblock_nr_pages) {  in test_pages_isolated()
263 	page = __first_valid_page(start_pfn, end_pfn - start_pfn);  in test_pages_isolated()
264 	if ((pfn < end_pfn) || !page)  in test_pages_isolated()
269 	ret = __test_page_isolated_in_pageblock(start_pfn, end_pfn,  in test_pages_isolated()