1347 			if (WARN_ON(hpage->mapping != vma->vm_file->f_mapping))  in collapse_pte_mapped_thp()
1417 static void retract_page_tables(struct address_space *mapping, pgoff_t pgoff)  in retract_page_tables()  argument
1423 	i_mmap_lock_write(mapping);  in retract_page_tables()
1424 	vma_interval_tree_foreach(vma, &mapping->i_mmap, pgoff, pgoff) {  in retract_page_tables()
1471 	i_mmap_unlock_write(mapping);  in retract_page_tables()
1496 	struct address_space *mapping = file->f_mapping;  in collapse_file()  local
1502 	XA_STATE_ORDER(xas, &mapping->i_pages, start, HPAGE_PMD_ORDER);  in collapse_file()
1541 	new_page->mapping = mapping;  in collapse_file()
1568 				if (!shmem_charge(mapping->host, 1)) {  in collapse_file()
1580 				if (shmem_getpage(mapping->host, index, &page,  in collapse_file()
1595 				page_cache_sync_readahead(mapping, &file->f_ra,  in collapse_file()
1600 				page = find_lock_page(mapping, index);  in collapse_file()
1635 		if (page_mapping(page) != mapping) {  in collapse_file()
1662 			unmap_mapping_pages(mapping, index, 1, false);  in collapse_file()
1702 		filemap_nr_thps_inc(mapping);  in collapse_file()
1734 			page->mapping = NULL;  in collapse_file()
1762 		retract_page_tables(mapping, start);  in collapse_file()
1771 		mapping->nrpages -= nr_none;  in collapse_file()
1774 			shmem_uncharge(mapping->host, nr_none);  in collapse_file()
1805 		new_page->mapping = NULL;  in collapse_file()
1818 	struct address_space *mapping = file->f_mapping;  in khugepaged_scan_file()  local
1819 	XA_STATE(xas, &mapping->i_pages, start);  in khugepaged_scan_file()