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authorDavid Hildenbrand2015-04-16 12:32:41 +0200
committerChristian Borntraeger2016-06-10 12:07:21 +0200
commitefed110446226c725268a1f980806d799990a979 (patch)
tree57904b3f0e6c768ff3335a3a62e616ec8f53d223 /arch/s390/kvm/kvm-s390.c
parent5236c751da5e6ccfda4e5d53690a37dfb456997b (diff)
KVM: s390: handle missing guest-storage-limit-suppression
If guest-storage-limit-suppression is not available, we would for now have a valid guest address space with size 0. So let's simply set the origin to 0 and the limit to hamax. Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'arch/s390/kvm/kvm-s390.c')
-rw-r--r--arch/s390/kvm/kvm-s390.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/arch/s390/kvm/kvm-s390.c b/arch/s390/kvm/kvm-s390.c
index f695c6e08337..2a239554eb89 100644
--- a/arch/s390/kvm/kvm-s390.c
+++ b/arch/s390/kvm/kvm-s390.c
@@ -1897,6 +1897,10 @@ struct kvm_vcpu *kvm_arch_vcpu_create(struct kvm *kvm,
vcpu->arch.sie_block = &sie_page->sie_block;
vcpu->arch.sie_block->itdba = (unsigned long) &sie_page->itdb;
+ /* the real guest size will always be smaller than msl */
+ vcpu->arch.sie_block->mso = 0;
+ vcpu->arch.sie_block->msl = sclp.hamax;
+
vcpu->arch.sie_block->icpua = id;
spin_lock_init(&vcpu->arch.local_int.lock);
vcpu->arch.local_int.float_int = &kvm->arch.float_int;