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target-i386: Remove has_msr_* global vars for KVM features 

The global variables are not necessary because we can check KVM
feature flags in X86CPU directly.

Reviewed-by: Paolo Bonzini <pbonzini@redhat.com>
Signed-off-by: Eduardo Habkost <ehabkost@redhat.com>
This commit is contained in:
Eduardo Habkost 2016-09-26 19:03:24 -03:00
parent aec661de86
commit 55c911a580
1 changed files with 6 additions and 15 deletions
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21
target-i386/kvm.c
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@ -83,12 +83,9 @@ static bool has_msr_tsc_aux;
static bool has_msr_tsc_adjust;
static bool has_msr_tsc_deadline;
static bool has_msr_feature_control;
static bool has_msr_async_pf_en;
static bool has_msr_pv_eoi_en;
static bool has_msr_misc_enable;
static bool has_msr_smbase;
static bool has_msr_bndcfgs;
static bool has_msr_kvm_steal_time;
static int lm_capable_kernel;
static bool has_msr_hv_hypercall;
static bool has_msr_hv_crash;
@ -754,12 +751,6 @@ int kvm_arch_init_vcpu(CPUState *cs)
c = &cpuid_data.entries[cpuid_i++];
c->function = KVM_CPUID_FEATURES | kvm_base;
c->eax = env->features[FEAT_KVM];
has_msr_async_pf_en = c->eax & (1 << KVM_FEATURE_ASYNC_PF);
has_msr_pv_eoi_en = c->eax & (1 << KVM_FEATURE_PV_EOI);
has_msr_kvm_steal_time = c->eax & (1 << KVM_FEATURE_STEAL_TIME);
}
cpu_x86_cpuid(env, 0, 0, &limit, &unused, &unused, &unused);
@ -1639,13 +1630,13 @@ static int kvm_put_msrs(X86CPU *cpu, int level)
kvm_msr_entry_add(cpu, MSR_IA32_TSC, env->tsc);
kvm_msr_entry_add(cpu, MSR_KVM_SYSTEM_TIME, env->system_time_msr);
kvm_msr_entry_add(cpu, MSR_KVM_WALL_CLOCK, env->wall_clock_msr);
if (has_msr_async_pf_en) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_ASYNC_PF)) {
kvm_msr_entry_add(cpu, MSR_KVM_ASYNC_PF_EN, env->async_pf_en_msr);
}
if (has_msr_pv_eoi_en) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_PV_EOI)) {
kvm_msr_entry_add(cpu, MSR_KVM_PV_EOI_EN, env->pv_eoi_en_msr);
}
if (has_msr_kvm_steal_time) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_STEAL_TIME)) {
kvm_msr_entry_add(cpu, MSR_KVM_STEAL_TIME, env->steal_time_msr);
}
if (has_msr_architectural_pmu) {
@ -2048,13 +2039,13 @@ static int kvm_get_msrs(X86CPU *cpu)
#endif
kvm_msr_entry_add(cpu, MSR_KVM_SYSTEM_TIME, 0);
kvm_msr_entry_add(cpu, MSR_KVM_WALL_CLOCK, 0);
if (has_msr_async_pf_en) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_ASYNC_PF)) {
kvm_msr_entry_add(cpu, MSR_KVM_ASYNC_PF_EN, 0);
}
if (has_msr_pv_eoi_en) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_PV_EOI)) {
kvm_msr_entry_add(cpu, MSR_KVM_PV_EOI_EN, 0);
}
if (has_msr_kvm_steal_time) {
if (env->features[FEAT_KVM] & (1 << KVM_FEATURE_STEAL_TIME)) {
kvm_msr_entry_add(cpu, MSR_KVM_STEAL_TIME, 0);
}
if (has_msr_architectural_pmu) {