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authorEduardo Habkost <ehabkost@redhat.com>2016-09-26 19:03:24 -0300
committerEduardo Habkost <ehabkost@redhat.com>2016-09-27 17:03:34 -0300
commit55c911a58069e3742d35462d8c4e961dd6a2ba93 (patch)
treed2ec2a2d1ccbf3b56950aa215e89c19f2f02ac6c
parentaec661de86894e914d2d82431d9cefa9a9a40213 (diff)
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>
-rw-r--r--target-i386/kvm.c21
1 files changed, 6 insertions, 15 deletions
diff --git a/target-i386/kvm.c b/target-i386/kvm.c
index 4046030949..30b63b7a75 100644
--- a/target-i386/kvm.c
+++ b/target-i386/kvm.c
@@ -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) {