Commit 52e16b18 authored by Christian Borntraeger's avatar Christian Borntraeger Committed by Avi Kivity
Browse files

KVM: s390: announce SYNC_MMU 



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: default avatarChristian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: default avatarCarsten Otte <cotte@de.ibm.com>
Signed-off-by: default avatarAvi Kivity <avi@redhat.com>
parent 1eddb85f

arch/s390/kvm/kvm-s390.c

+1 −0
Original line number Diff line number Diff line
@@ -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: