mirror of https://github.com/xemu-project/xemu.git
i386: switch hyperv_expand_features() to using error_setg()
Use standard error_setg() mechanism in hyperv_expand_features(). Signed-off-by: Vitaly Kuznetsov <vkuznets@redhat.com> Reviewed-by: Eduardo Habkost <ehabkost@redhat.com> Message-Id: <20210422161130.652779-12-vkuznets@redhat.com> Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
parent
decb4f2013
commit
f4a62495be
|
@ -1136,7 +1136,7 @@ static bool hyperv_feature_supported(CPUState *cs, int feature)
|
|||
return true;
|
||||
}
|
||||
|
||||
static int hv_cpuid_check_and_set(CPUState *cs, int feature)
|
||||
static int hv_cpuid_check_and_set(CPUState *cs, int feature, Error **errp)
|
||||
{
|
||||
X86CPU *cpu = X86_CPU(cs);
|
||||
uint64_t deps;
|
||||
|
@ -1150,20 +1150,18 @@ static int hv_cpuid_check_and_set(CPUState *cs, int feature)
|
|||
while (deps) {
|
||||
dep_feat = ctz64(deps);
|
||||
if (!(hyperv_feat_enabled(cpu, dep_feat))) {
|
||||
fprintf(stderr,
|
||||
"Hyper-V %s requires Hyper-V %s\n",
|
||||
kvm_hyperv_properties[feature].desc,
|
||||
kvm_hyperv_properties[dep_feat].desc);
|
||||
return 1;
|
||||
error_setg(errp, "Hyper-V %s requires Hyper-V %s",
|
||||
kvm_hyperv_properties[feature].desc,
|
||||
kvm_hyperv_properties[dep_feat].desc);
|
||||
return 1;
|
||||
}
|
||||
deps &= ~(1ull << dep_feat);
|
||||
}
|
||||
|
||||
if (!hyperv_feature_supported(cs, feature)) {
|
||||
if (hyperv_feat_enabled(cpu, feature)) {
|
||||
fprintf(stderr,
|
||||
"Hyper-V %s is not supported by kernel\n",
|
||||
kvm_hyperv_properties[feature].desc);
|
||||
error_setg(errp, "Hyper-V %s is not supported by kernel",
|
||||
kvm_hyperv_properties[feature].desc);
|
||||
return 1;
|
||||
} else {
|
||||
return 0;
|
||||
|
@ -1210,13 +1208,12 @@ static uint32_t hv_build_cpuid_leaf(CPUState *cs, uint32_t func, int reg)
|
|||
* of 'hv_passthrough' mode and fills the environment with all supported
|
||||
* Hyper-V features.
|
||||
*/
|
||||
static int hyperv_expand_features(CPUState *cs)
|
||||
static void hyperv_expand_features(CPUState *cs, Error **errp)
|
||||
{
|
||||
X86CPU *cpu = X86_CPU(cs);
|
||||
int r;
|
||||
|
||||
if (!hyperv_enabled(cpu))
|
||||
return 0;
|
||||
return;
|
||||
|
||||
if (cpu->hyperv_passthrough) {
|
||||
cpu->hyperv_vendor_id[0] =
|
||||
|
@ -1263,37 +1260,60 @@ static int hyperv_expand_features(CPUState *cs)
|
|||
}
|
||||
|
||||
/* Features */
|
||||
r = hv_cpuid_check_and_set(cs, HYPERV_FEAT_RELAXED);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_VAPIC);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_TIME);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_CRASH);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_RESET);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_VPINDEX);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_RUNTIME);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_SYNIC);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_STIMER);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_FREQUENCIES);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_REENLIGHTENMENT);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_TLBFLUSH);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_EVMCS);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_IPI);
|
||||
r |= hv_cpuid_check_and_set(cs, HYPERV_FEAT_STIMER_DIRECT);
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_RELAXED, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_VAPIC, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_TIME, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_CRASH, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_RESET, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_VPINDEX, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_RUNTIME, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_SYNIC, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_STIMER, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_FREQUENCIES, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_REENLIGHTENMENT, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_TLBFLUSH, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_EVMCS, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_IPI, errp)) {
|
||||
return;
|
||||
}
|
||||
if (hv_cpuid_check_and_set(cs, HYPERV_FEAT_STIMER_DIRECT, errp)) {
|
||||
return;
|
||||
}
|
||||
|
||||
/* Additional dependencies not covered by kvm_hyperv_properties[] */
|
||||
if (hyperv_feat_enabled(cpu, HYPERV_FEAT_SYNIC) &&
|
||||
!cpu->hyperv_synic_kvm_only &&
|
||||
!hyperv_feat_enabled(cpu, HYPERV_FEAT_VPINDEX)) {
|
||||
fprintf(stderr, "Hyper-V %s requires Hyper-V %s\n",
|
||||
kvm_hyperv_properties[HYPERV_FEAT_SYNIC].desc,
|
||||
kvm_hyperv_properties[HYPERV_FEAT_VPINDEX].desc);
|
||||
r |= 1;
|
||||
error_setg(errp, "Hyper-V %s requires Hyper-V %s",
|
||||
kvm_hyperv_properties[HYPERV_FEAT_SYNIC].desc,
|
||||
kvm_hyperv_properties[HYPERV_FEAT_VPINDEX].desc);
|
||||
}
|
||||
|
||||
if (r) {
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
return 0;
|
||||
}
|
||||
|
||||
/*
|
||||
|
@ -1528,9 +1548,10 @@ int kvm_arch_init_vcpu(CPUState *cs)
|
|||
env->apic_bus_freq = KVM_APIC_BUS_FREQUENCY;
|
||||
|
||||
/* Paravirtualization CPUIDs */
|
||||
r = hyperv_expand_features(cs);
|
||||
if (r < 0) {
|
||||
return r;
|
||||
hyperv_expand_features(cs, &local_err);
|
||||
if (local_err) {
|
||||
error_report_err(local_err);
|
||||
return -ENOSYS;
|
||||
}
|
||||
|
||||
if (hyperv_enabled(cpu)) {
|
||||
|
|
Loading…
Reference in New Issue