@@ -1349,20 +1349,15 @@ int __lock_page_or_retry(struct page *page, struct mm_struct *mm,
pgoff_t page_cache_next_hole(struct address_space *mapping,
pgoff_t index, unsigned long max_scan)
{
- unsigned long i;
-
- for (i = 0; i < max_scan; i++) {
- struct page *page;
+ XA_STATE(xas, index);
- page = radix_tree_lookup(&mapping->pages, index);
- if (!page || xa_is_value(page))
- break;
- index++;
- if (index == 0)
+ while (max_scan--) {
+ void *entry = xas_find_any(&mapping->pages, &xas);
+ if (!entry || xa_is_value(entry))
break;
}
- return index;
+ return xas.xa_index;
}
EXPORT_SYMBOL(page_cache_next_hole);