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KVM: s390: Replace clear_user with kvm_clear_guest

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kvm_clear_guest also does the dirty tracking for us, which we want to
have.

Signed-off-by: Janosch Frank <frankja@linux.ibm.com>
Reviewed-by: David Hildenbrand <david@redhat.com>
Acked-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
This commit is contained in:
Janosch Frank 2018-07-04 15:50:01 +01:00 committed by Christian Borntraeger
parent 6f0d349d92
commit 0230cae75d
1 changed files with 1 additions and 1 deletions
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arch/s390/kvm/priv.c
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@ -956,7 +956,7 @@ static int handle_pfmf(struct kvm_vcpu *vcpu)
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
if (vcpu->run->s.regs.gprs[reg1] & PFMF_CF) {
if (clear_user((void __user *)useraddr, PAGE_SIZE))
if (kvm_clear_guest(vcpu->kvm, start, PAGE_SIZE))
return kvm_s390_inject_program_int(vcpu, PGM_ADDRESSING);
}