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KVM: s390: guestdbg: signal missing hardware support 

Without guest-PER enhancement, we can't provide any debugging support.
Therefore act like kernel support is missing.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
David Hildenbrand 2015-11-24 13:47:13 +01:00 committed by Christian Borntraeger
parent b9e28897e6
commit 89b5b4de33
1 changed files with 2 additions and 0 deletions
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2
arch/s390/kvm/kvm-s390.c
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@ -2179,6 +2179,8 @@ int kvm_arch_vcpu_ioctl_set_guest_debug(struct kvm_vcpu *vcpu,
if (dbg->control & ~VALID_GUESTDBG_FLAGS)
return -EINVAL;
if (!sclp.has_gpere)
return -EINVAL;
if (dbg->control & KVM_GUESTDBG_ENABLE) {
vcpu->guest_debug = dbg->control;