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KVM: s390: expose gbea register to userspace

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For migration/reset we want to expose the guest breaking event
address register to userspace. Lets use ONE_REG for that purpose.

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Reviewed-by: Jason J. Herne <jjherne@linux.vnet.ibm.com>
This commit is contained in:
Christian Borntraeger
2014-02-10 15:39:23 +01:00
parent 672550fb68
commit afa45ff521
2 changed files with 9 additions and 0 deletions
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8
arch/s390/kvm/kvm-s390.c
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@@ -576,6 +576,10 @@ static int kvm_arch_vcpu_ioctl_get_one_reg(struct kvm_vcpu *vcpu,
r = put_user(vcpu->arch.sie_block->pp,
(u64 __user *)reg->addr);
break;
case KVM_REG_S390_GBEA:
r = put_user(vcpu->arch.sie_block->gbea,
(u64 __user *)reg->addr);
break;
default:
break;
}
@@ -621,6 +625,10 @@ static int kvm_arch_vcpu_ioctl_set_one_reg(struct kvm_vcpu *vcpu,
r = get_user(vcpu->arch.sie_block->pp,
(u64 __user *)reg->addr);
break;
case KVM_REG_S390_GBEA:
r = get_user(vcpu->arch.sie_block->gbea,
(u64 __user *)reg->addr);
break;
default:
break;
}