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-rw-r--r--kernel/include/uapi/asm-generic/mman.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/kernel/include/uapi/asm-generic/mman.h b/kernel/include/uapi/asm-generic/mman.h
index e9fe6fd2a..7162cd4cc 100644
--- a/kernel/include/uapi/asm-generic/mman.h
+++ b/kernel/include/uapi/asm-generic/mman.h
@@ -17,5 +17,6 @@
#define MCL_CURRENT 1 /* lock all current mappings */
#define MCL_FUTURE 2 /* lock all future mappings */
+#define MCL_ONFAULT 4 /* lock all pages that are faulted in */
#endif /* __ASM_GENERIC_MMAN_H */