KVM: MMU: add kvm_mmu_get_spte_hierarchy helper

[firefly-linux-kernel-4.4.55.git] / arch / x86 / kvm / mmu.h

diff --git a/arch/x86/kvm/mmu.h b/arch/x86/kvm/mmu.h
index 016bf7183e9fd36e813dd202568453869fa4e9af..61a1b3884b4954b1173cc5c21aced330acb2c938 100644 (file)
--- a/arch/x86/kvm/mmu.h
+++ b/arch/x86/kvm/mmu.h
@@ -37,6 +37,8 @@
 #define PT32_ROOT_LEVEL 2
 #define PT32E_ROOT_LEVEL 3
 
+int kvm_mmu_get_spte_hierarchy(struct kvm_vcpu *vcpu, u64 addr, u64 sptes[4]);
+
 static inline void kvm_mmu_free_some_pages(struct kvm_vcpu *vcpu)
 {
        if (unlikely(vcpu->kvm->arch.n_free_mmu_pages < KVM_MIN_FREE_MMU_PAGES))