mm: export prep_compound_page to mm

[GitHub/mt8127/android_kernel_alcatel_ttab.git] / mm / internal.h

diff --git a/mm/internal.h b/mm/internal.h
index 858ad01864dc26aedd096c6f9ae37a7f72b91400..1f43f7416972d3c4f1b07ab04898008a8ec76a81 100644 (file)
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -16,6 +16,8 @@
 void free_pgtables(struct mmu_gather *tlb, struct vm_area_struct *start_vma,
                unsigned long floor, unsigned long ceiling);
 
+extern void prep_compound_page(struct page *page, unsigned long order);
+
 static inline void set_page_count(struct page *page, int v)
 {
        atomic_set(&page->_count, v);