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KVM: ppc: small cosmetic changes to Book E DTLB miss handler
Signed-off-by: Hollis Blanchard <hollisb@us.ibm.com> Signed-off-by: Avi Kivity <avi@redhat.com>
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@ -290,6 +290,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
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struct kvmppc_44x_tlbe *gtlbe;
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unsigned long eaddr = vcpu->arch.fault_dear;
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int gtlb_index;
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gpa_t gpaddr;
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gfn_t gfn;
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/* Check the guest TLB. */
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@ -305,8 +306,8 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
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}
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gtlbe = &vcpu_44x->guest_tlb[gtlb_index];
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vcpu->arch.paddr_accessed = tlb_xlate(gtlbe, eaddr);
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gfn = vcpu->arch.paddr_accessed >> PAGE_SHIFT;
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gpaddr = tlb_xlate(gtlbe, eaddr);
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gfn = gpaddr >> PAGE_SHIFT;
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if (kvm_is_visible_gfn(vcpu->kvm, gfn)) {
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/* The guest TLB had a mapping, but the shadow TLB
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@ -315,13 +316,14 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
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* b) the guest used a large mapping which we're faking
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* Either way, we need to satisfy the fault without
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* invoking the guest. */
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kvmppc_mmu_map(vcpu, eaddr, vcpu->arch.paddr_accessed, gtlbe->tid,
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kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlbe->tid,
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gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index);
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kvmppc_account_exit(vcpu, DTLB_VIRT_MISS_EXITS);
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r = RESUME_GUEST;
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} else {
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/* Guest has mapped and accessed a page which is not
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* actually RAM. */
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vcpu->arch.paddr_accessed = gpaddr;
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r = kvmppc_emulate_mmio(run, vcpu);
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kvmppc_account_exit(vcpu, MMIO_EXITS);
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}
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