return true;
}
+static inline bool is_tdp_mmu_active(struct kvm_vcpu *vcpu)
+{
+ return tdp_mmu_enabled && vcpu->arch.mmu->root_role.direct;
+}
+
static void walk_shadow_page_lockless_begin(struct kvm_vcpu *vcpu)
{
- if (is_tdp_mmu(vcpu->arch.mmu)) {
+ if (is_tdp_mmu_active(vcpu)) {
kvm_tdp_mmu_walk_lockless_begin();
} else {
/*
static void walk_shadow_page_lockless_end(struct kvm_vcpu *vcpu)
{
- if (is_tdp_mmu(vcpu->arch.mmu)) {
+ if (is_tdp_mmu_active(vcpu)) {
kvm_tdp_mmu_walk_lockless_end();
} else {
/*
walk_shadow_page_lockless_begin(vcpu);
- if (is_tdp_mmu(vcpu->arch.mmu))
+ if (is_tdp_mmu_active(vcpu))
leaf = kvm_tdp_mmu_get_walk(vcpu, addr, sptes, &root);
else
leaf = get_walk(vcpu, addr, sptes, &root);
#ifdef CONFIG_X86_64
static inline bool is_tdp_mmu_page(struct kvm_mmu_page *sp) { return sp->tdp_mmu_page; }
-
-static inline bool is_tdp_mmu(struct kvm_mmu *mmu)
-{
- struct kvm_mmu_page *sp;
- hpa_t hpa = mmu->root.hpa;
-
- if (WARN_ON(!VALID_PAGE(hpa)))
- return false;
-
- /*
- * A NULL shadow page is legal when shadowing a non-paging guest with
- * PAE paging, as the MMU will be direct with root_hpa pointing at the
- * pae_root page, not a shadow page.
- */
- sp = to_shadow_page(hpa);
- return sp && is_tdp_mmu_page(sp) && sp->root_count;
-}
#else
static inline bool is_tdp_mmu_page(struct kvm_mmu_page *sp) { return false; }
-static inline bool is_tdp_mmu(struct kvm_mmu *mmu) { return false; }
#endif
#endif /* __KVM_X86_MMU_TDP_MMU_H */