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KVM: s390: announce SYNC_MMU

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KVM on s390 always had a sync mmu. Any mapping change in userspace
mapping was always reflected immediately in the guest mapping.
- In older code the guest mapping was just an offset
- In newer code the last level page table is shared

Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Carsten Otte <cotte@de.ibm.com>
Signed-off-by: Avi Kivity <avi@redhat.com>
This commit is contained in:
Christian Borntraeger 2011-11-17 11:00:44 +01:00 committed by Avi Kivity
parent 1eddb85f88
commit 52e16b185f
1 changed files with 1 additions and 0 deletions
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arch/s390/kvm/kvm-s390.c
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@ -128,6 +128,7 @@ int kvm_dev_ioctl_check_extension(long ext)
switch (ext) {
case KVM_CAP_S390_PSW:
case KVM_CAP_S390_GMAP:
case KVM_CAP_SYNC_MMU:
r = 1;
break;
default: