diff options
Diffstat (limited to 'arch/x86/kvm/pmu.c')
| -rw-r--r-- | arch/x86/kvm/pmu.c | 18 |
1 files changed, 9 insertions, 9 deletions
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index 173df38dbda5..2e88438ffd83 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c | |||
| @@ -459,17 +459,17 @@ void kvm_pmu_cpuid_update(struct kvm_vcpu *vcpu) | |||
| 459 | pmu->available_event_types = ~entry->ebx & ((1ull << bitmap_len) - 1); | 459 | pmu->available_event_types = ~entry->ebx & ((1ull << bitmap_len) - 1); |
| 460 | 460 | ||
| 461 | if (pmu->version == 1) { | 461 | if (pmu->version == 1) { |
| 462 | pmu->global_ctrl = (1 << pmu->nr_arch_gp_counters) - 1; | 462 | pmu->nr_arch_fixed_counters = 0; |
| 463 | return; | 463 | } else { |
| 464 | pmu->nr_arch_fixed_counters = min((int)(entry->edx & 0x1f), | ||
| 465 | X86_PMC_MAX_FIXED); | ||
| 466 | pmu->counter_bitmask[KVM_PMC_FIXED] = | ||
| 467 | ((u64)1 << ((entry->edx >> 5) & 0xff)) - 1; | ||
| 464 | } | 468 | } |
| 465 | 469 | ||
| 466 | pmu->nr_arch_fixed_counters = min((int)(entry->edx & 0x1f), | 470 | pmu->global_ctrl = ((1 << pmu->nr_arch_gp_counters) - 1) | |
| 467 | X86_PMC_MAX_FIXED); | 471 | (((1ull << pmu->nr_arch_fixed_counters) - 1) << X86_PMC_IDX_FIXED); |
| 468 | pmu->counter_bitmask[KVM_PMC_FIXED] = | 472 | pmu->global_ctrl_mask = ~pmu->global_ctrl; |
| 469 | ((u64)1 << ((entry->edx >> 5) & 0xff)) - 1; | ||
| 470 | pmu->global_ctrl_mask = ~(((1 << pmu->nr_arch_gp_counters) - 1) | ||
| 471 | | (((1ull << pmu->nr_arch_fixed_counters) - 1) | ||
| 472 | << X86_PMC_IDX_FIXED)); | ||
| 473 | } | 473 | } |
| 474 | 474 | ||
| 475 | void kvm_pmu_init(struct kvm_vcpu *vcpu) | 475 | void kvm_pmu_init(struct kvm_vcpu *vcpu) |
