diff options
Diffstat (limited to 'target-s390x')
| -rw-r--r-- | target-s390x/kvm.c | 10 |
1 files changed, 10 insertions, 0 deletions
diff --git a/target-s390x/kvm.c b/target-s390x/kvm.c index 56179afece..bb731a0dcd 100644 --- a/target-s390x/kvm.c +++ b/target-s390x/kvm.c @@ -911,6 +911,16 @@ void kvm_s390_enable_css_support(S390CPU *cpu) void kvm_arch_init_irq_routing(KVMState *s) { + /* + * Note that while irqchip capabilities generally imply that cpustates + * are handled in-kernel, it is not true for s390 (yet); therefore, we + * have to override the common code kvm_halt_in_kernel_allowed setting. + */ + if (kvm_check_extension(s, KVM_CAP_IRQ_ROUTING)) { + kvm_irqfds_allowed = true; + kvm_gsi_routing_allowed = true; + kvm_halt_in_kernel_allowed = false; + } } int kvm_s390_assign_subch_ioeventfd(EventNotifier *notifier, uint32_t sch, |