diff options
| -rw-r--r-- | hw/s390x/tod-kvm.c | 9 |
1 files changed, 9 insertions, 0 deletions
diff --git a/hw/s390x/tod-kvm.c b/hw/s390x/tod-kvm.c index 9d0cbfb..e2202da 100644 --- a/hw/s390x/tod-kvm.c +++ b/hw/s390x/tod-kvm.c @@ -13,6 +13,7 @@ #include "qemu/module.h" #include "sysemu/runstate.h" #include "hw/s390x/tod.h" +#include "hw/s390x/pv.h" #include "kvm/kvm_s390x.h" static void kvm_s390_get_tod_raw(S390TOD *tod, Error **errp) @@ -84,6 +85,14 @@ static void kvm_s390_tod_vm_state_change(void *opaque, bool running, S390TODState *td = opaque; Error *local_err = NULL; + /* + * Under PV, the clock is under ultravisor control, hence we cannot restore + * it on resume. + */ + if (s390_is_pv()) { + return; + } + if (running && td->stopped) { /* Set the old TOD when running the VM - start the TOD clock. */ kvm_s390_set_tod_raw(&td->base, &local_err); |