diff options
Diffstat (limited to 'target-i386/kvm.c')
| -rw-r--r-- | target-i386/kvm.c | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/target-i386/kvm.c b/target-i386/kvm.c index b6eef047bf..90a6ffba02 100644 --- a/target-i386/kvm.c +++ b/target-i386/kvm.c @@ -59,6 +59,7 @@ const KVMCapabilityInfo kvm_arch_required_capabilities[] = { static bool has_msr_star; static bool has_msr_hsave_pa; +static bool has_msr_tsc_deadline; static bool has_msr_async_pf_en; static int lm_capable_kernel; @@ -568,6 +569,10 @@ static int kvm_get_supported_msrs(KVMState *s) has_msr_hsave_pa = true; continue; } + if (kvm_msr_list->indices[i] == MSR_IA32_TSCDEADLINE) { + has_msr_tsc_deadline = true; + continue; + } } } @@ -881,6 +886,9 @@ static int kvm_put_msrs(CPUState *env, int level) if (has_msr_hsave_pa) { kvm_msr_entry_set(&msrs[n++], MSR_VM_HSAVE_PA, env->vm_hsave); } + if (has_msr_tsc_deadline) { + kvm_msr_entry_set(&msrs[n++], MSR_IA32_TSCDEADLINE, env->tsc_deadline); + } #ifdef TARGET_X86_64 if (lm_capable_kernel) { kvm_msr_entry_set(&msrs[n++], MSR_CSTAR, env->cstar); @@ -1127,6 +1135,9 @@ static int kvm_get_msrs(CPUState *env) if (has_msr_hsave_pa) { msrs[n++].index = MSR_VM_HSAVE_PA; } + if (has_msr_tsc_deadline) { + msrs[n++].index = MSR_IA32_TSCDEADLINE; + } if (!env->tsc_valid) { msrs[n++].index = MSR_IA32_TSC; @@ -1195,6 +1206,9 @@ static int kvm_get_msrs(CPUState *env) case MSR_IA32_TSC: env->tsc = msrs[i].data; break; + case MSR_IA32_TSCDEADLINE: + env->tsc_deadline = msrs[i].data; + break; case MSR_VM_HSAVE_PA: env->vm_hsave = msrs[i].data; break; |