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>

arch/alpha/include/asm/mman.h

@@ -54,6 +54,7 @@
 #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

arch/mips/include/asm/mman.h

@@ -78,6 +78,7 @@
 #define MADV_HWPOISON    100		/* poison a page for testing */
 
 #define MADV_HUGEPAGE	14		/* Worth backing with hugepages */
+#define MADV_NOHUGEPAGE	15		/* Not worth backing with hugepages */
 
 /* compatibility flags */
 #define MAP_FILE	0

arch/parisc/include/asm/mman.h

@@ -60,6 +60,7 @@
 #define MADV_UNMERGEABLE 66		/* KSM may not merge identical pages */
 
 #define MADV_HUGEPAGE	67		/* Worth backing with hugepages */
+#define MADV_NOHUGEPAGE	68		/* Not worth backing with hugepages */
 
 /* compatibility flags */
 #define MAP_FILE	0

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

include/asm-generic/mman-common.h

@@ -46,6 +46,7 @@
 #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