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-rw-r--r--target/s390x/cpu_models.c2
-rw-r--r--target/s390x/kvm.c7
2 files changed, 8 insertions, 1 deletions
diff --git a/target/s390x/cpu_models.c b/target/s390x/cpu_models.c
index 1d16d7d5e7..009afc38b9 100644
--- a/target/s390x/cpu_models.c
+++ b/target/s390x/cpu_models.c
@@ -84,7 +84,7 @@ static S390CPUDef s390_cpu_defs[] = {
CPUDEF_INIT(0x3906, 14, 1, 47, 0x08000000U, "z14", "IBM z14 GA1"),
CPUDEF_INIT(0x3906, 14, 2, 47, 0x08000000U, "z14.2", "IBM z14 GA2"),
CPUDEF_INIT(0x3907, 14, 1, 47, 0x08000000U, "z14ZR1", "IBM z14 Model ZR1 GA1"),
- CPUDEF_INIT(0x8561, 15, 1, 47, 0x08000000U, "gen15a", "IBM 8561 GA1"),
+ CPUDEF_INIT(0x8561, 15, 1, 47, 0x08000000U, "gen15a", "IBM z15 GA1"),
CPUDEF_INIT(0x8562, 15, 1, 47, 0x08000000U, "gen15b", "IBM 8562 GA1"),
};
diff --git a/target/s390x/kvm.c b/target/s390x/kvm.c
index cea71ac7c3..97a662ad0e 100644
--- a/target/s390x/kvm.c
+++ b/target/s390x/kvm.c
@@ -316,6 +316,13 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
MachineClass *mc = MACHINE_GET_CLASS(ms);
mc->default_cpu_type = S390_CPU_TYPE_NAME("host");
+
+ if (!kvm_check_extension(kvm_state, KVM_CAP_DEVICE_CTRL)) {
+ error_report("KVM is missing capability KVM_CAP_DEVICE_CTRL - "
+ "please use kernel 3.15 or newer");
+ return -1;
+ }
+
cap_sync_regs = kvm_check_extension(s, KVM_CAP_SYNC_REGS);
cap_async_pf = kvm_check_extension(s, KVM_CAP_ASYNC_PF);
cap_mem_op = kvm_check_extension(s, KVM_CAP_S390_MEM_OP);