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-rw-r--r--arch/alpha/include/asm/mman.h2
-rw-r--r--arch/mips/include/asm/mman.h2
-rw-r--r--arch/parisc/include/asm/mman.h2
-rw-r--r--arch/xtensa/include/asm/mman.h2
4 files changed, 8 insertions, 0 deletions
diff --git a/arch/alpha/include/asm/mman.h b/arch/alpha/include/asm/mman.h
index 99c56d47879..f7465418a8f 100644
--- a/arch/alpha/include/asm/mman.h
+++ b/arch/alpha/include/asm/mman.h
@@ -53,6 +53,8 @@
#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+
/* compatibility flags */
#define MAP_FILE 0
diff --git a/arch/mips/include/asm/mman.h b/arch/mips/include/asm/mman.h
index c892bfb3e2c..9d8184c527f 100644
--- a/arch/mips/include/asm/mman.h
+++ b/arch/mips/include/asm/mman.h
@@ -77,6 +77,8 @@
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
#define MADV_HWPOISON 100 /* poison a page for testing */
+#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+
/* compatibility flags */
#define MAP_FILE 0
diff --git a/arch/parisc/include/asm/mman.h b/arch/parisc/include/asm/mman.h
index 9749c8afe83..533c5dc173c 100644
--- a/arch/parisc/include/asm/mman.h
+++ b/arch/parisc/include/asm/mman.h
@@ -59,6 +59,8 @@
#define MADV_MERGEABLE 65 /* KSM may merge identical pages */
#define MADV_UNMERGEABLE 66 /* KSM may not merge identical pages */
+#define MADV_HUGEPAGE 67 /* Worth backing with hugepages */
+
/* compatibility flags */
#define MAP_FILE 0
#define MAP_VARIABLE 0
diff --git a/arch/xtensa/include/asm/mman.h b/arch/xtensa/include/asm/mman.h
index fca4db425f6..41be9a1ee08 100644
--- a/arch/xtensa/include/asm/mman.h
+++ b/arch/xtensa/include/asm/mman.h
@@ -83,6 +83,8 @@
#define MADV_MERGEABLE 12 /* KSM may merge identical pages */
#define MADV_UNMERGEABLE 13 /* KSM may not merge identical pages */
+#define MADV_HUGEPAGE 14 /* Worth backing with hugepages */
+
/* compatibility flags */
#define MAP_FILE 0