diff options
Diffstat (limited to 'arch/s390/kvm/kvm-s390.h')
| -rw-r--r-- | arch/s390/kvm/kvm-s390.h | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/arch/s390/kvm/kvm-s390.h b/arch/s390/kvm/kvm-s390.h index bf1d7798c1af..dc0573b7aa4b 100644 --- a/arch/s390/kvm/kvm-s390.h +++ b/arch/s390/kvm/kvm-s390.h @@ -122,7 +122,9 @@ static inline int kvm_is_ucontrol(struct kvm *kvm) #endif } -#define GUEST_PREFIX_SHIFT 13 +#define GUEST_PREFIX_SHIFT 12 +#define GUEST_PREFIX_MASK_ZARCH 0x7fffe +#define GUEST_PREFIX_MASK_ESA 0x7ffff static inline u32 kvm_s390_get_prefix(struct kvm_vcpu *vcpu) { return vcpu->arch.sie_block->prefix << GUEST_PREFIX_SHIFT; @@ -133,6 +135,7 @@ static inline void kvm_s390_set_prefix(struct kvm_vcpu *vcpu, u32 prefix) VCPU_EVENT(vcpu, 3, "set prefix of cpu %03u to 0x%x", vcpu->vcpu_id, prefix); vcpu->arch.sie_block->prefix = prefix >> GUEST_PREFIX_SHIFT; + vcpu->arch.sie_block->prefix &= GUEST_PREFIX_MASK_ZARCH; kvm_make_request(KVM_REQ_TLB_FLUSH, vcpu); kvm_make_request(KVM_REQ_REFRESH_GUEST_PREFIX, vcpu); } |