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authorHollis Blanchard <hollisb@us.ibm.com>2009-01-03 16:23:00 -0600
committerAvi Kivity <avi@redhat.com>2009-03-24 11:02:56 +0200
commit475e7cdd69101939006659a63c2e4a32d5b71389 (patch)
treea9a70f430565226765b97f94c775acf89207fbb6 /arch/powerpc/kvm
parentecc0981ff07cbe7cdf95de20be5b24fee8e49cb5 (diff)
downloadop-kernel-dev-475e7cdd69101939006659a63c2e4a32d5b71389.zip
op-kernel-dev-475e7cdd69101939006659a63c2e4a32d5b71389.tar.gz
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>
Diffstat (limited to 'arch/powerpc/kvm')
-rw-r--r--arch/powerpc/kvm/booke.c8
1 files changed, 5 insertions, 3 deletions
diff --git a/arch/powerpc/kvm/booke.c b/arch/powerpc/kvm/booke.c
index 35485dd..d196ae6 100644
--- a/arch/powerpc/kvm/booke.c
+++ b/arch/powerpc/kvm/booke.c
@@ -290,6 +290,7 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
struct kvmppc_44x_tlbe *gtlbe;
unsigned long eaddr = vcpu->arch.fault_dear;
int gtlb_index;
+ gpa_t gpaddr;
gfn_t gfn;
/* Check the guest TLB. */
@@ -305,8 +306,8 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
}
gtlbe = &vcpu_44x->guest_tlb[gtlb_index];
- vcpu->arch.paddr_accessed = tlb_xlate(gtlbe, eaddr);
- gfn = vcpu->arch.paddr_accessed >> PAGE_SHIFT;
+ gpaddr = tlb_xlate(gtlbe, eaddr);
+ gfn = gpaddr >> PAGE_SHIFT;
if (kvm_is_visible_gfn(vcpu->kvm, gfn)) {
/* The guest TLB had a mapping, but the shadow TLB
@@ -315,13 +316,14 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
* b) the guest used a large mapping which we're faking
* Either way, we need to satisfy the fault without
* invoking the guest. */
- kvmppc_mmu_map(vcpu, eaddr, vcpu->arch.paddr_accessed, gtlbe->tid,
+ kvmppc_mmu_map(vcpu, eaddr, gpaddr, gtlbe->tid,
gtlbe->word2, get_tlb_bytes(gtlbe), gtlb_index);
kvmppc_account_exit(vcpu, DTLB_VIRT_MISS_EXITS);
r = RESUME_GUEST;
} else {
/* Guest has mapped and accessed a page which is not
* actually RAM. */
+ vcpu->arch.paddr_accessed = gpaddr;
r = kvmppc_emulate_mmio(run, vcpu);
kvmppc_account_exit(vcpu, MMIO_EXITS);
}
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