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| author | Joerg Roedel <joerg.roedel@amd.com> | 2010-09-14 17:46:12 +0200 |
|---|---|---|
| committer | Avi Kivity <avi@redhat.com> | 2010-10-24 10:52:55 +0200 |
| commit | 0959ffacf39b1ae7f56072b0c64429ee528100ca (patch) | |
| tree | 4144335ba89e62522430b04f8436f98958834e7d /arch/x86/kvm/x86.c | |
| parent | 625831a3f40d330c611fe37cf501d80d611921f9 (diff) | |
| download | lwn-0959ffacf39b1ae7f56072b0c64429ee528100ca.tar.gz lwn-0959ffacf39b1ae7f56072b0c64429ee528100ca.zip | |
KVM: MMU: Don't track nested fault info in error-code
This patch moves the detection whether a page-fault was
nested or not out of the error code and moves it into a
separate variable in the fault struct.
Signed-off-by: Joerg Roedel <joerg.roedel@amd.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
Diffstat (limited to 'arch/x86/kvm/x86.c')
| -rw-r--r-- | arch/x86/kvm/x86.c | 14 |
1 files changed, 4 insertions, 10 deletions
diff --git a/arch/x86/kvm/x86.c b/arch/x86/kvm/x86.c index a465bd29f381..a51635ee85ec 100644 --- a/arch/x86/kvm/x86.c +++ b/arch/x86/kvm/x86.c @@ -342,18 +342,12 @@ void kvm_inject_page_fault(struct kvm_vcpu *vcpu) void kvm_propagate_fault(struct kvm_vcpu *vcpu) { - u32 nested, error; - - error = vcpu->arch.fault.error_code; - nested = error & PFERR_NESTED_MASK; - error = error & ~PFERR_NESTED_MASK; - - vcpu->arch.fault.error_code = error; - - if (mmu_is_nested(vcpu) && !nested) + if (mmu_is_nested(vcpu) && !vcpu->arch.fault.nested) vcpu->arch.nested_mmu.inject_page_fault(vcpu); else vcpu->arch.mmu.inject_page_fault(vcpu); + + vcpu->arch.fault.nested = false; } void kvm_inject_nmi(struct kvm_vcpu *vcpu) @@ -3524,7 +3518,7 @@ static gpa_t translate_nested_gpa(struct kvm_vcpu *vcpu, gpa_t gpa, u32 access) access |= PFERR_USER_MASK; t_gpa = vcpu->arch.mmu.gva_to_gpa(vcpu, gpa, access, &error); if (t_gpa == UNMAPPED_GVA) - vcpu->arch.fault.error_code |= PFERR_NESTED_MASK; + vcpu->arch.fault.nested = true; return t_gpa; } |