diff options
author | Wei Huang <wehuang@redhat.com> | 2015-06-19 14:00:33 +0200 |
---|---|---|
committer | Paolo Bonzini <pbonzini@redhat.com> | 2015-06-19 17:16:30 +0200 |
commit | 212dba1267a1be228635014fa35c98a59853de9e (patch) | |
tree | a3ed88f65cbafdb4dc8ac603e587321f3c25add9 | |
parent | 474a5bb944d2ad308a1360dcae72b16b8eecd250 (diff) | |
download | linux-stable-212dba1267a1be228635014fa35c98a59853de9e.tar.gz linux-stable-212dba1267a1be228635014fa35c98a59853de9e.tar.bz2 linux-stable-212dba1267a1be228635014fa35c98a59853de9e.zip |
KVM: x86/vPMU: use the new macros to go between PMC, PMU and VCPU
Signed-off-by: Wei Huang <wei@redhat.com>
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
-rw-r--r-- | arch/x86/kvm/pmu.c | 38 |
1 files changed, 18 insertions, 20 deletions
diff --git a/arch/x86/kvm/pmu.c b/arch/x86/kvm/pmu.c index 3d2990207be2..38819bc923cf 100644 --- a/arch/x86/kvm/pmu.c +++ b/arch/x86/kvm/pmu.c @@ -43,14 +43,14 @@ static bool pmc_is_gp(struct kvm_pmc *pmc) static inline u64 pmc_bitmask(struct kvm_pmc *pmc) { - struct kvm_pmu *pmu = &pmc->vcpu->arch.pmu; + struct kvm_pmu *pmu = pmc_to_pmu(pmc); return pmu->counter_bitmask[pmc->type]; } static inline bool pmc_is_enabled(struct kvm_pmc *pmc) { - struct kvm_pmu *pmu = &pmc->vcpu->arch.pmu; + struct kvm_pmu *pmu = pmc_to_pmu(pmc); return test_bit(pmc->idx, (unsigned long *)&pmu->global_ctrl); } @@ -91,10 +91,8 @@ void kvm_pmu_deliver_pmi(struct kvm_vcpu *vcpu) static void kvm_pmi_trigger_fn(struct irq_work *irq_work) { - struct kvm_pmu *pmu = container_of(irq_work, struct kvm_pmu, - irq_work); - struct kvm_vcpu *vcpu = container_of(pmu, struct kvm_vcpu, - arch.pmu); + struct kvm_pmu *pmu = container_of(irq_work, struct kvm_pmu, irq_work); + struct kvm_vcpu *vcpu = pmu_to_vcpu(pmu); kvm_pmu_deliver_pmi(vcpu); } @@ -104,7 +102,7 @@ static void kvm_perf_overflow(struct perf_event *perf_event, struct pt_regs *regs) { struct kvm_pmc *pmc = perf_event->overflow_handler_context; - struct kvm_pmu *pmu = &pmc->vcpu->arch.pmu; + struct kvm_pmu *pmu = pmc_to_pmu(pmc); if (!test_and_set_bit(pmc->idx, (unsigned long *)&pmu->reprogram_pmi)) { __set_bit(pmc->idx, (unsigned long *)&pmu->global_status); kvm_make_request(KVM_REQ_PMU, pmc->vcpu); @@ -115,7 +113,7 @@ static void kvm_perf_overflow_intr(struct perf_event *perf_event, struct perf_sample_data *data, struct pt_regs *regs) { struct kvm_pmc *pmc = perf_event->overflow_handler_context; - struct kvm_pmu *pmu = &pmc->vcpu->arch.pmu; + struct kvm_pmu *pmu = pmc_to_pmu(pmc); if (!test_and_set_bit(pmc->idx, (unsigned long *)&pmu->reprogram_pmi)) { __set_bit(pmc->idx, (unsigned long *)&pmu->global_status); kvm_make_request(KVM_REQ_PMU, pmc->vcpu); @@ -128,7 +126,7 @@ static void kvm_perf_overflow_intr(struct perf_event *perf_event, * NMI context. Do it from irq work instead. */ if (!kvm_is_in_guest()) - irq_work_queue(&pmc->vcpu->arch.pmu.irq_work); + irq_work_queue(&pmc_to_pmu(pmc)->irq_work); else kvm_make_request(KVM_REQ_PMI, pmc->vcpu); } @@ -190,7 +188,7 @@ static void pmc_reprogram_counter(struct kvm_pmc *pmc, u32 type, } pmc->perf_event = event; - clear_bit(pmc->idx, (unsigned long*)&pmc->vcpu->arch.pmu.reprogram_pmi); + clear_bit(pmc->idx, (unsigned long*)&pmc_to_pmu(pmc)->reprogram_pmi); } static unsigned find_arch_event(struct kvm_pmu *pmu, u8 event_select, @@ -233,7 +231,7 @@ static void reprogram_gp_counter(struct kvm_pmc *pmc, u64 eventsel) ARCH_PERFMON_EVENTSEL_CMASK | HSW_IN_TX | HSW_IN_TX_CHECKPOINTED))) { - config = find_arch_event(&pmc->vcpu->arch.pmu, event_select, + config = find_arch_event(pmc_to_pmu(pmc), event_select, unit_mask); if (config != PERF_COUNT_HW_MAX) type = PERF_TYPE_HARDWARE; @@ -318,7 +316,7 @@ static void global_ctrl_changed(struct kvm_pmu *pmu, u64 data) bool kvm_pmu_is_valid_msr(struct kvm_vcpu *vcpu, u32 msr) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); int ret; switch (msr) { @@ -339,7 +337,7 @@ bool kvm_pmu_is_valid_msr(struct kvm_vcpu *vcpu, u32 msr) int kvm_pmu_get_msr(struct kvm_vcpu *vcpu, u32 index, u64 *data) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); struct kvm_pmc *pmc; switch (index) { @@ -370,7 +368,7 @@ int kvm_pmu_get_msr(struct kvm_vcpu *vcpu, u32 index, u64 *data) int kvm_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); struct kvm_pmc *pmc; u32 index = msr_info->index; u64 data = msr_info->data; @@ -427,7 +425,7 @@ int kvm_pmu_set_msr(struct kvm_vcpu *vcpu, struct msr_data *msr_info) int kvm_pmu_is_valid_msr_idx(struct kvm_vcpu *vcpu, unsigned pmc) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); bool fixed = pmc & (1u << 30); pmc &= ~(3u << 30); return (!fixed && pmc >= pmu->nr_arch_gp_counters) || @@ -436,7 +434,7 @@ int kvm_pmu_is_valid_msr_idx(struct kvm_vcpu *vcpu, unsigned pmc) int kvm_pmu_rdpmc(struct kvm_vcpu *vcpu, unsigned pmc, u64 *data) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); bool fast_mode = pmc & (1u << 31); bool fixed = pmc & (1u << 30); struct kvm_pmc *counters; @@ -458,7 +456,7 @@ int kvm_pmu_rdpmc(struct kvm_vcpu *vcpu, unsigned pmc, u64 *data) void kvm_pmu_refresh(struct kvm_vcpu *vcpu) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); struct kvm_cpuid_entry2 *entry; union cpuid10_eax eax; union cpuid10_edx edx; @@ -510,7 +508,7 @@ void kvm_pmu_refresh(struct kvm_vcpu *vcpu) void kvm_pmu_init(struct kvm_vcpu *vcpu) { int i; - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); memset(pmu, 0, sizeof(*pmu)); for (i = 0; i < INTEL_PMC_MAX_GENERIC; i++) { @@ -529,7 +527,7 @@ void kvm_pmu_init(struct kvm_vcpu *vcpu) void kvm_pmu_reset(struct kvm_vcpu *vcpu) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); int i; irq_work_sync(&pmu->irq_work); @@ -553,7 +551,7 @@ void kvm_pmu_destroy(struct kvm_vcpu *vcpu) void kvm_pmu_handle_event(struct kvm_vcpu *vcpu) { - struct kvm_pmu *pmu = &vcpu->arch.pmu; + struct kvm_pmu *pmu = vcpu_to_pmu(vcpu); u64 bitmask; int bit; |