mm: export various functions for the benefit of DAX

[firefly-linux-kernel-4.4.55.git] / mm / huge_memory.c

diff --git a/mm/huge_memory.c b/mm/huge_memory.c
index 9057241d572245b8da15ce2684a5cb8494bb8225..c426a89e025c726259604b16c99a74ce080a638d 100644 (file)
--- a/mm/huge_memory.c
+++ b/mm/huge_memory.c
@@ -173,12 +173,7 @@ fail:
 static atomic_t huge_zero_refcount;
 struct page *huge_zero_page __read_mostly;
 
-static inline bool is_huge_zero_pmd(pmd_t pmd)
-{
-       return is_huge_zero_page(pmd_page(pmd));
-}
-
-static struct page *get_huge_zero_page(void)
+struct page *get_huge_zero_page(void)
 {
        struct page *zero_page;
 retry: