KVM: MMU: remove mmu_is_invalid

Remove mmu_is_invalid and use is_invalid_pfn instead

Signed-off-by: Xiao Guangrong <xiaoguangrong@linux.vnet.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>

2 files changed, 2 insertions, 7 deletions

diff --git a/arch/x86/kvm/mmu.c b/arch/x86/kvm/mmu.c
index d289fee1ffb..7fe1e038be2 100644
--- a/arch/x86/kvm/mmu.c
+++ b/arch/x86/kvm/mmu.c
@@ -2700,11 +2700,6 @@ static void transparent_hugepage_adjust(struct kvm_vcpu *vcpu,
         }
 }
 
-static bool mmu_invalid_pfn(pfn_t pfn)
-{
-        return unlikely(is_invalid_pfn(pfn));
-}
-
 static bool handle_abnormal_pfn(struct kvm_vcpu *vcpu, gva_t gva, gfn_t gfn,
                                 pfn_t pfn, unsigned access, int *ret_val)
 {
diff --git a/arch/x86/kvm/paging_tmpl.h b/arch/x86/kvm/paging_tmpl.h
index 714e2c01a6f..045d31ae8eb 100644
--- a/arch/x86/kvm/paging_tmpl.h
+++ b/arch/x86/kvm/paging_tmpl.h
@@ -340,7 +340,7 @@ static void FNAME(update_pte)(struct kvm_vcpu *vcpu, struct kvm_mmu_page *sp,
         pte_access = sp->role.access & gpte_access(vcpu, gpte);
         protect_clean_gpte(&pte_access, gpte);
         pfn = gfn_to_pfn_atomic(vcpu->kvm, gpte_to_gfn(gpte));
-        if (mmu_invalid_pfn(pfn))
+        if (is_invalid_pfn(pfn))
                 return;
 
         /*
@@ -416,7 +416,7 @@ static void FNAME(pte_prefetch)(struct kvm_vcpu *vcpu, struct guest_walker *gw,
                 gfn = gpte_to_gfn(gpte);
                 pfn = pte_prefetch_gfn_to_pfn(vcpu, gfn,
                                       pte_access & ACC_WRITE_MASK);
-                if (mmu_invalid_pfn(pfn))
+                if (is_invalid_pfn(pfn))
                         break;
 
                 mmu_set_spte(vcpu, spte, sp->role.access, pte_access, 0, 0,