Make page->private usable in compound pages

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

diff --git a/mm/internal.h b/mm/internal.h
index d527b80b292fc7d96308ab91f459dbe7bae874c8..a3110c02aea7d4b6f8edbd06e5a06477d3c2fc8b 100644 (file)
--- a/mm/internal.h
+++ b/mm/internal.h
@@ -24,7 +24,7 @@ static inline void set_page_count(struct page *page, int v)
  */
 static inline void set_page_refcounted(struct page *page)
 {
-       VM_BUG_ON(PageCompound(page) && page_private(page) != (unsigned long)page);
+       VM_BUG_ON(PageCompound(page) && PageTail(page));
        VM_BUG_ON(atomic_read(&page->_count));
        set_page_count(page, 1);
 }