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authorChristian Borntraeger <borntraeger@de.ibm.com>2018-07-31 11:04:48 +0200
committerCornelia Huck <cohuck@redhat.com>2018-08-20 14:18:49 +0200
commit27e84d4ebd25b981ab27cb590fe06d1b0fcd06d2 (patch)
tree4561750f46fb9076c1050e079f5e4fd157f28526 /target/s390x/kvm.c
parentd36f7de82995a42b749c29c5b60ba31483995a42 (diff)
s390x/kvm: add etoken facility
Provide the etoken facility. We need to handle cpu model, migration and clear reset. Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com> Acked-by: Janosch Frank <frankja@linux.ibm.com> Message-Id: <20180731090448.36662-3-borntraeger@de.ibm.com> Reviewed-by: David Hildenbrand <david@redhat.com> Signed-off-by: Cornelia Huck <cohuck@redhat.com>
Diffstat (limited to 'target/s390x/kvm.c')
-rw-r--r--target/s390x/kvm.c11
1 files changed, 11 insertions, 0 deletions
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index d923cf4240..af83955e5f 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -493,6 +493,12 @@ int kvm_arch_put_registers(CPUState *cs, int level)
cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_BPBC;
}
+ if (can_sync_regs(cs, KVM_SYNC_ETOKEN)) {
+ cs->kvm_run->s.regs.etoken = env->etoken;
+ cs->kvm_run->s.regs.etoken_extension = env->etoken_extension;
+ cs->kvm_run->kvm_dirty_regs |= KVM_SYNC_ETOKEN;
+ }
+
/* Finally the prefix */
if (can_sync_regs(cs, KVM_SYNC_PREFIX)) {
cs->kvm_run->s.regs.prefix = env->psa;
@@ -607,6 +613,11 @@ int kvm_arch_get_registers(CPUState *cs)
env->bpbc = cs->kvm_run->s.regs.bpbc;
}
+ if (can_sync_regs(cs, KVM_SYNC_ETOKEN)) {
+ env->etoken = cs->kvm_run->s.regs.etoken;
+ env->etoken_extension = cs->kvm_run->s.regs.etoken_extension;
+ }
+
/* pfault parameters */
if (can_sync_regs(cs, KVM_SYNC_PFAULT)) {
env->pfault_token = cs->kvm_run->s.regs.pft;