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-rw-r--r--include/linux/mmu_notifier.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/mmu_notifier.h b/include/linux/mmu_notifier.h
index 7b2e31b1745a..6866e8126982 100644
--- a/include/linux/mmu_notifier.h
+++ b/include/linux/mmu_notifier.h
@@ -400,6 +400,11 @@ extern void mmu_notifier_synchronize(void);
#else /* CONFIG_MMU_NOTIFIER */
+static inline int mm_has_notifiers(struct mm_struct *mm)
+{
+ return 0;
+}
+
static inline void mmu_notifier_release(struct mm_struct *mm)
{
}