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KVM: PPC: Book3S: Ignore DABR register
We don't emulate breakpoints yet, so just ignore reads and writes to / from DABR. This fixes booting of more recent Linux guest kernels for me. Reported-by: Nello Martuscielli <ppc.addon@gmail.com> Tested-by: Nello Martuscielli <ppc.addon@gmail.com> Signed-off-by: Alexander Graf <agraf@suse.de>
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@ -458,6 +458,7 @@ int kvmppc_core_emulate_mtspr(struct kvm_vcpu *vcpu, int sprn, ulong spr_val)
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case SPRN_PMC4_GEKKO:
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case SPRN_WPAR_GEKKO:
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case SPRN_MSSSR0:
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case SPRN_DABR:
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break;
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unprivileged:
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default:
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@ -555,6 +556,7 @@ int kvmppc_core_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
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case SPRN_PMC4_GEKKO:
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case SPRN_WPAR_GEKKO:
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case SPRN_MSSSR0:
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case SPRN_DABR:
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*spr_val = 0;
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break;
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default:
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