diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index c4deb1f34faa6ce7ffe6bcaaebddc3e87b2a9a69..89da688784fa72bb0b669d4db506773ececcacf4 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -381,7 +381,7 @@ void kvm_mmu_set_mask_ptes(u64 user_mask, u64 accessed_mask,
 }
 EXPORT_SYMBOL_GPL(kvm_mmu_set_mask_ptes);
 
-void kvm_mmu_clear_all_pte_masks(void)
+static void kvm_mmu_clear_all_pte_masks(void)
 {
 	shadow_user_mask = 0;
 	shadow_accessed_mask = 0;