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-rw-r--r--include/linux/page-flags.h12
1 files changed, 12 insertions, 0 deletions
diff --git a/include/linux/page-flags.h b/include/linux/page-flags.h
index 4835cae..907f160 100644
--- a/include/linux/page-flags.h
+++ b/include/linux/page-flags.h
@@ -409,6 +409,18 @@ static inline void ClearPageCompound(struct page *page)
#endif /* !PAGEFLAGS_EXTENDED */
+#ifdef CONFIG_TRANSPARENT_HUGEPAGE
+static inline int PageTransCompound(struct page *page)
+{
+ return PageCompound(page);
+}
+#else
+static inline int PageTransCompound(struct page *page)
+{
+ return 0;
+}
+#endif
+
#ifdef CONFIG_MMU
#define __PG_MLOCKED (1 << PG_mlocked)
#else
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