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-rw-r--r--include/linux/mm_inline.h28
1 files changed, 10 insertions, 18 deletions
diff --git a/include/linux/mm_inline.h b/include/linux/mm_inline.h
index ffacc6273678..ef3fd79222e5 100644
--- a/include/linux/mm_inline.h
+++ b/include/linux/mm_inline.h
@@ -61,27 +61,19 @@ static inline enum lru_list page_lru_base_type(struct page *page)
}
/**
- * page_off_lru - which LRU list was page on? clearing its lru flags.
- * @page: the page to test
- *
- * Returns the LRU list a page was on, as an index into the array of LRU
- * lists; and clears its Unevictable or Active flags, ready for freeing.
+ * __clear_page_lru_flags - clear page lru flags before releasing a page
+ * @page: the page that was on lru and now has a zero reference
*/
-static __always_inline enum lru_list page_off_lru(struct page *page)
+static __always_inline void __clear_page_lru_flags(struct page *page)
{
- enum lru_list lru;
+ __ClearPageLRU(page);
- if (PageUnevictable(page)) {
- __ClearPageUnevictable(page);
- lru = LRU_UNEVICTABLE;
- } else {
- lru = page_lru_base_type(page);
- if (PageActive(page)) {
- __ClearPageActive(page);
- lru += LRU_ACTIVE;
- }
- }
- return lru;
+ /* this shouldn't happen, so leave the flags to bad_page() */
+ if (PageActive(page) && PageUnevictable(page))
+ return;
+
+ __ClearPageActive(page);
+ __ClearPageUnevictable(page);
}
/**