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authorAlexander Graf <agraf@suse.de>2013-01-04 17:02:14 (GMT)
committerStuart Yoder <stuart.yoder@freescale.com>2013-04-11 22:29:32 (GMT)
commit6acf4371daa68d22acbf60874483ecee54f0271c (patch)
tree1e3bf3ac8c4dea643819b2517669c62242177752 /arch/powerpc/kvm
parent56d22517c1e3f8a7f1dd036b9fba1225d2767c4a (diff)
downloadlinux-fsl-qoriq-6acf4371daa68d22acbf60874483ecee54f0271c.tar.xz
KVM: PPC: BookE: Emulate mfspr on EPR
The EPR register is potentially valid for PR KVM as well, so we need to emulate accesses to it. It's only defined for reading, so only handle the mfspr case. Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/powerpc/kvm')
-rw-r--r--arch/powerpc/kvm/booke_emulate.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/arch/powerpc/kvm/booke_emulate.c b/arch/powerpc/kvm/booke_emulate.c
index 4685b8c..27a4b28 100644
--- a/arch/powerpc/kvm/booke_emulate.c
+++ b/arch/powerpc/kvm/booke_emulate.c
@@ -269,6 +269,9 @@ int kvmppc_booke_emulate_mfspr(struct kvm_vcpu *vcpu, int sprn, ulong *spr_val)
case SPRN_ESR:
*spr_val = vcpu->arch.shared->esr;
break;
+ case SPRN_EPR:
+ *spr_val = vcpu->arch.epr;
+ break;
case SPRN_CSRR0:
*spr_val = vcpu->arch.csrr0;
break;