diff options
Diffstat (limited to 'arch/s390/kvm/gaccess.c')
| -rw-r--r-- | arch/s390/kvm/gaccess.c | 13 |
1 files changed, 5 insertions, 8 deletions
diff --git a/arch/s390/kvm/gaccess.c b/arch/s390/kvm/gaccess.c index d55c829a5944..9da243d94cc3 100644 --- a/arch/s390/kvm/gaccess.c +++ b/arch/s390/kvm/gaccess.c @@ -168,8 +168,7 @@ union page_table_entry { unsigned long z : 1; /* Zero Bit */ unsigned long i : 1; /* Page-Invalid Bit */ unsigned long p : 1; /* DAT-Protection Bit */ - unsigned long co : 1; /* Change-Recording Override */ - unsigned long : 8; + unsigned long : 9; }; }; @@ -262,7 +261,7 @@ struct aste { int ipte_lock_held(struct kvm_vcpu *vcpu) { - if (vcpu->arch.sie_block->eca & 1) { + if (vcpu->arch.sie_block->eca & ECA_SII) { int rc; read_lock(&vcpu->kvm->arch.sca_lock); @@ -361,7 +360,7 @@ static void ipte_unlock_siif(struct kvm_vcpu *vcpu) void ipte_lock(struct kvm_vcpu *vcpu) { - if (vcpu->arch.sie_block->eca & 1) + if (vcpu->arch.sie_block->eca & ECA_SII) ipte_lock_siif(vcpu); else ipte_lock_simple(vcpu); @@ -369,7 +368,7 @@ void ipte_lock(struct kvm_vcpu *vcpu) void ipte_unlock(struct kvm_vcpu *vcpu) { - if (vcpu->arch.sie_block->eca & 1) + if (vcpu->arch.sie_block->eca & ECA_SII) ipte_unlock_siif(vcpu); else ipte_unlock_simple(vcpu); @@ -745,8 +744,6 @@ static unsigned long guest_translate(struct kvm_vcpu *vcpu, unsigned long gva, return PGM_PAGE_TRANSLATION; if (pte.z) return PGM_TRANSLATION_SPEC; - if (pte.co && !edat1) - return PGM_TRANSLATION_SPEC; dat_protection |= pte.p; raddr.pfra = pte.pfra; real_address: @@ -1182,7 +1179,7 @@ int kvm_s390_shadow_fault(struct kvm_vcpu *vcpu, struct gmap *sg, rc = gmap_read_table(sg->parent, pgt + vaddr.px * 8, &pte.val); if (!rc && pte.i) rc = PGM_PAGE_TRANSLATION; - if (!rc && (pte.z || (pte.co && sg->edat_level < 1))) + if (!rc && pte.z) rc = PGM_TRANSLATION_SPEC; shadow_page: pte.p |= dat_protection; |