diff options
Diffstat (limited to 'include/linux/page-flags.h')
-rw-r--r-- | include/linux/page-flags.h | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h index 3cfa3ad94b1f..c88d2a9451af 100644 --- a/include/linux/page-flags.h +++ b/include/linux/page-flags.h @@ -415,11 +415,26 @@ static inline int PageTransHuge(struct page *page) return PageHead(page); } +/* + * PageTransCompound returns true for both transparent huge pages + * and hugetlbfs pages, so it should only be called when it's known + * that hugetlbfs pages aren't involved. + */ static inline int PageTransCompound(struct page *page) { return PageCompound(page); } +/* + * PageTransTail returns true for both transparent huge pages + * and hugetlbfs pages, so it should only be called when it's known + * that hugetlbfs pages aren't involved. + */ +static inline int PageTransTail(struct page *page) +{ + return PageTail(page); +} + #else static inline int PageTransHuge(struct page *page) @@ -431,6 +446,11 @@ static inline int PageTransCompound(struct page *page) { return 0; } + +static inline int PageTransTail(struct page *page) +{ + return 0; +} #endif #ifdef CONFIG_MMU |