thp: mm: define MADV_HUGEPAGE

[sfrench/cifs-2.6.git] / include / asm-generic / mman-common.h

diff --git a/include/asm-generic/mman-common.h b/include/asm-generic/mman-common.h
index 3da9e2742fa0ec2e7c80a0490ec7c783bdda7f7b..e91392fde4c6b9646aac0ea3f7cfec6f2c77a901 100644 (file)
--- a/include/asm-generic/mman-common.h
+++ b/include/asm-generic/mman-common.h
@@ -45,6 +45,8 @@
 #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