perf, x86: Add Nehelem PMU programming errata workaround

[net-next-2.6.git] / arch / x86 / kernel / cpu / perf_event_p6.c

diff --git a/arch/x86/kernel/cpu/perf_event_p6.c b/arch/x86/kernel/cpu/perf_event_p6.c
index 1ca5ba078afd9863bb05645e93feac24f5003130..877182c850df17b5f5cdf43f5ce55522404705fc 100644 (file)
--- a/arch/x86/kernel/cpu/perf_event_p6.c
+++ b/arch/x86/kernel/cpu/perf_event_p6.c
@@ -62,42 +62,44 @@ static void p6_pmu_disable_all(void)
 
        /* p6 only has one enable register */
        rdmsrl(MSR_P6_EVNTSEL0, val);
-       val &= ~ARCH_PERFMON_EVENTSEL0_ENABLE;
+       val &= ~ARCH_PERFMON_EVENTSEL_ENABLE;
        wrmsrl(MSR_P6_EVNTSEL0, val);
 }
 
-static void p6_pmu_enable_all(void)
+static void p6_pmu_enable_all(int added)
 {
        unsigned long val;
 
        /* p6 only has one enable register */
        rdmsrl(MSR_P6_EVNTSEL0, val);
-       val |= ARCH_PERFMON_EVENTSEL0_ENABLE;
+       val |= ARCH_PERFMON_EVENTSEL_ENABLE;
        wrmsrl(MSR_P6_EVNTSEL0, val);
 }
 
 static inline void
-p6_pmu_disable_event(struct hw_perf_event *hwc, int idx)
+p6_pmu_disable_event(struct perf_event *event)
 {
        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+       struct hw_perf_event *hwc = &event->hw;
        u64 val = P6_NOP_EVENT;
 
        if (cpuc->enabled)
-               val |= ARCH_PERFMON_EVENTSEL0_ENABLE;
+               val |= ARCH_PERFMON_EVENTSEL_ENABLE;
 
-       (void)checking_wrmsrl(hwc->config_base + idx, val);
+       (void)checking_wrmsrl(hwc->config_base + hwc->idx, val);
 }
 
-static void p6_pmu_enable_event(struct hw_perf_event *hwc, int idx)
+static void p6_pmu_enable_event(struct perf_event *event)
 {
        struct cpu_hw_events *cpuc = &__get_cpu_var(cpu_hw_events);
+       struct hw_perf_event *hwc = &event->hw;
        u64 val;
 
        val = hwc->config;
        if (cpuc->enabled)
-               val |= ARCH_PERFMON_EVENTSEL0_ENABLE;
+               val |= ARCH_PERFMON_EVENTSEL_ENABLE;
 
-       (void)checking_wrmsrl(hwc->config_base + idx, val);
+       (void)checking_wrmsrl(hwc->config_base + hwc->idx, val);
 }
 
 static __initconst struct x86_pmu p6_pmu = {
@@ -107,6 +109,8 @@ static __initconst struct x86_pmu p6_pmu = {
        .enable_all             = p6_pmu_enable_all,
        .enable                 = p6_pmu_enable_event,
        .disable                = p6_pmu_disable_event,
+       .hw_config              = x86_hw_config,
+       .schedule_events        = x86_schedule_events,
        .eventsel               = MSR_P6_EVNTSEL0,
        .perfctr                = MSR_P6_PERFCTR0,
        .event_map              = p6_pmu_event_map,