target/arm/kvm: Init cap_has_inject_serror_esr in kvm_arch_init

There is no need to do this in kvm_arch_init_vcpu per vcpu.
Inline kvm_arm_init_serror_injection rather than keep separate.

Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
Reviewed-by: Gavin Shan <gshan@redhat.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Tested-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

target/arm/kvm.c

@@ -98,12 +98,6 @@ static int kvm_arm_vcpu_finalize(CPUState *cs, int feature)
     return kvm_vcpu_ioctl(cs, KVM_ARM_VCPU_FINALIZE, &feature);
 }
 
-void kvm_arm_init_serror_injection(CPUState *cs)
-{
-    cap_has_inject_serror_esr = kvm_check_extension(cs->kvm_state,
-                                    KVM_CAP_ARM_INJECT_SERROR_ESR);
-}
-
 bool kvm_arm_create_scratch_host_vcpu(const uint32_t *cpus_to_try,
                                       int *fdarray,
                                       struct kvm_vcpu_init *init)
@@ -564,6 +558,10 @@ int kvm_arch_init(MachineState *ms, KVMState *s)
 
     cap_has_mp_state = kvm_check_extension(s, KVM_CAP_MP_STATE);
 
+    /* Check whether user space can specify guest syndrome value */
+    cap_has_inject_serror_esr =
+        kvm_check_extension(s, KVM_CAP_ARM_INJECT_SERROR_ESR);
+
     if (ms->smp.cpus > 256 &&
         !kvm_check_extension(s, KVM_CAP_ARM_IRQ_LINE_LAYOUT_2)) {
         error_report("Using more than 256 vcpus requires a host kernel "
@@ -1946,9 +1944,6 @@ int kvm_arch_init_vcpu(CPUState *cs)
     }
     cpu->mp_affinity = mpidr & ARM64_AFFINITY_MASK;
 
-    /* Check whether user space can specify guest syndrome value */
-    kvm_arm_init_serror_injection(cs);
-
     return kvm_arm_init_cpreg_list(cpu);
 }
 

target/arm/kvm_arm.h

@@ -98,14 +98,6 @@ void kvm_arm_cpu_post_load(ARMCPU *cpu);
  */
 void kvm_arm_reset_vcpu(ARMCPU *cpu);
 
-/**
- * kvm_arm_init_serror_injection:
- * @cs: CPUState
- *
- * Check whether KVM can set guest SError syndrome.
- */
-void kvm_arm_init_serror_injection(CPUState *cs);
-
 /**
  * kvm_get_vcpu_events:
  * @cpu: ARMCPU