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Diffstat (limited to 'drivers/kvm/mmu.c')
-rw-r--r--drivers/kvm/mmu.c11
1 files changed, 4 insertions, 7 deletions
diff --git a/drivers/kvm/mmu.c b/drivers/kvm/mmu.c
index 2277b7cd118c..b3a83ef2cf07 100644
--- a/drivers/kvm/mmu.c
+++ b/drivers/kvm/mmu.c
@@ -1118,7 +1118,7 @@ out:
1118 return r; 1118 return r;
1119} 1119}
1120 1120
1121static void mmu_pre_write_zap_pte(struct kvm_vcpu *vcpu, 1121static void mmu_pte_write_zap_pte(struct kvm_vcpu *vcpu,
1122 struct kvm_mmu_page *page, 1122 struct kvm_mmu_page *page,
1123 u64 *spte) 1123 u64 *spte)
1124{ 1124{
@@ -1137,7 +1137,8 @@ static void mmu_pre_write_zap_pte(struct kvm_vcpu *vcpu,
1137 *spte = 0; 1137 *spte = 0;
1138} 1138}
1139 1139
1140void kvm_mmu_pre_write(struct kvm_vcpu *vcpu, gpa_t gpa, int bytes) 1140void kvm_mmu_pte_write(struct kvm_vcpu *vcpu, gpa_t gpa,
1141 const u8 *old, const u8 *new, int bytes)
1141{ 1142{
1142 gfn_t gfn = gpa >> PAGE_SHIFT; 1143 gfn_t gfn = gpa >> PAGE_SHIFT;
1143 struct kvm_mmu_page *page; 1144 struct kvm_mmu_page *page;
@@ -1206,16 +1207,12 @@ void kvm_mmu_pre_write(struct kvm_vcpu *vcpu, gpa_t gpa, int bytes)
1206 spte = __va(page->page_hpa); 1207 spte = __va(page->page_hpa);
1207 spte += page_offset / sizeof(*spte); 1208 spte += page_offset / sizeof(*spte);
1208 while (npte--) { 1209 while (npte--) {
1209 mmu_pre_write_zap_pte(vcpu, page, spte); 1210 mmu_pte_write_zap_pte(vcpu, page, spte);
1210 ++spte; 1211 ++spte;
1211 } 1212 }
1212 } 1213 }
1213} 1214}
1214 1215
1215void kvm_mmu_post_write(struct kvm_vcpu *vcpu, gpa_t gpa, int bytes)
1216{
1217}
1218
1219int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva) 1216int kvm_mmu_unprotect_page_virt(struct kvm_vcpu *vcpu, gva_t gva)
1220{ 1217{
1221 gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, gva); 1218 gpa_t gpa = vcpu->mmu.gva_to_gpa(vcpu, gva);