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KVM: PPC: booke: Readd debug abort code for machine check

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When during guest execution we get a machine check interrupt, we don't
know how to handle it yet. So let's add the error printing code back
again that we dropped accidently earlier and tell user space that something
went really wrong.

Signed-off-by: Alexander Graf <agraf@suse.de>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Alexander Graf 2012-02-20 12:21:18 +01:00 committed by Avi Kivity
parent 5fd8505ea4
commit c35c9d84cf
1 changed files with 6 additions and 1 deletions
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7
arch/powerpc/kvm/booke.c
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@ -634,7 +634,12 @@ int kvmppc_handle_exit(struct kvm_run *run, struct kvm_vcpu *vcpu,
switch (exit_nr) {
case BOOKE_INTERRUPT_MACHINE_CHECK:
r = RESUME_GUEST;
printk("MACHINE CHECK: %lx\n", mfspr(SPRN_MCSR));
kvmppc_dump_vcpu(vcpu);
/* For debugging, send invalid exit reason to user space */
run->hw.hardware_exit_reason = ~1ULL << 32;
run->hw.hardware_exit_reason |= mfspr(SPRN_MCSR);
r = RESUME_HOST;
break;
case BOOKE_INTERRUPT_EXTERNAL: