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-rw-r--r--include/linux/mm_types.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/linux/mm_types.h b/include/linux/mm_types.h
index 0722859c3647..a57e6ae78e65 100644
--- a/include/linux/mm_types.h
+++ b/include/linux/mm_types.h
@@ -774,7 +774,8 @@ struct mm_struct {
unsigned long cpu_bitmap[];
};
-#define MM_MT_FLAGS (MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN)
+#define MM_MT_FLAGS (MT_FLAGS_ALLOC_RANGE | MT_FLAGS_LOCK_EXTERN | \
+ MT_FLAGS_USE_RCU)
extern struct mm_struct init_mm;
/* Pointer magic because the dynamic array size confuses some compilers. */