thp: mm: define MADV_NOHUGEPAGE
Define MADV_NOHUGEPAGE.
Signed-off-by: Andrea Arcangeli <aarcange@redhat.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h
index 41be9a1..3078901 100644
--- a/arch/xtensa/include/asm/mman.h
+++ b/arch/xtensa/include/asm/mman.h
@@ -84,6 +84,7 @@
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+#define MADV_NOHUGEPAGE 15 /* Not worth backing with hugepages */
/* compatibility flags */
#define MAP_FILE 0