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arm/arm64: KVM: Inject virtual abort when guest exits on external abort

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If we spot a data abort bearing the ESR_EL2.EA bit set, we know that
this is an external abort, and that should be punished by the injection
of an abort.

Signed-off-by: Marc Zyngier <marc.zyngier@arm.com>
Signed-off-by: Christoffer Dall <christoffer.dall@linaro.org>
This commit is contained in:
Marc Zyngier 2016-09-06 14:02:15 +01:00 committed by Christoffer Dall
parent e656a1f91e
commit 4055710bac
1 changed files with 5 additions and 0 deletions
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5
arch/arm/kvm/mmu.c
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@ -1432,6 +1432,11 @@ int kvm_handle_guest_abort(struct kvm_vcpu *vcpu, struct kvm_run *run)
int ret, idx;
is_iabt = kvm_vcpu_trap_is_iabt(vcpu);
if (unlikely(!is_iabt && kvm_vcpu_dabt_isextabt(vcpu))) {
kvm_inject_vabt(vcpu);
return 1;
}
fault_ipa = kvm_vcpu_get_fault_ipa(vcpu);
trace_kvm_guest_fault(*vcpu_pc(vcpu), kvm_vcpu_get_hsr(vcpu),