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Diffstat (limited to 'arch/powerpc/kvm/emulate.c')
-rw-r--r--arch/powerpc/kvm/emulate.c15
1 files changed, 10 insertions, 5 deletions
diff --git a/arch/powerpc/kvm/emulate.c b/arch/powerpc/kvm/emulate.c
index c64fd2909bb2..141dce3c6810 100644
--- a/arch/powerpc/kvm/emulate.c
+++ b/arch/powerpc/kvm/emulate.c
@@ -114,6 +114,12 @@ void kvmppc_emulate_dec(struct kvm_vcpu *vcpu)
}
}
+u32 kvmppc_get_dec(struct kvm_vcpu *vcpu, u64 tb)
+{
+ u64 jd = tb - vcpu->arch.dec_jiffies;
+ return vcpu->arch.dec - jd;
+}
+
/* XXX to do:
* lhax
* lhaux
@@ -279,11 +285,8 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
case SPRN_DEC:
{
- u64 jd = get_tb() - vcpu->arch.dec_jiffies;
- kvmppc_set_gpr(vcpu, rt, vcpu->arch.dec - jd);
- pr_debug("mfDEC: %x - %llx = %lx\n",
- vcpu->arch.dec, jd,
- kvmppc_get_gpr(vcpu, rt));
+ kvmppc_set_gpr(vcpu, rt,
+ kvmppc_get_dec(vcpu, get_tb()));
break;
}
default:
@@ -294,6 +297,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
}
break;
}
+ kvmppc_set_exit_type(vcpu, EMULATED_MFSPR_EXITS);
break;
case OP_31_XOP_STHX:
@@ -363,6 +367,7 @@ int kvmppc_emulate_instruction(struct kvm_run *run, struct kvm_vcpu *vcpu)
printk("mtspr: unknown spr %x\n", sprn);
break;
}
+ kvmppc_set_exit_type(vcpu, EMULATED_MTSPR_EXITS);
break;
case OP_31_XOP_DCBI: