struct cpu_hw_events *cpuhw = this_cpu_ptr(&cpu_hw_events);
struct perf_event *event;
unsigned long val;
- int found = 0;
for (i = 0; i < ppmu->n_counter; ++i) {
event = cpuhw->event[i];
if ((int)val < 0) {
if (event) {
/* event has overflowed */
- found = 1;
record_and_restart(event, val, regs);
} else {
/*
isync();
}
-void hw_perf_event_setup(int cpu)
+static int fsl_emb_pmu_prepare_cpu(unsigned int cpu)
{
struct cpu_hw_events *cpuhw = &per_cpu(cpu_hw_events, cpu);
memset(cpuhw, 0, sizeof(*cpuhw));
+
+ return 0;
}
int register_fsl_emb_pmu(struct fsl_emb_pmu *pmu)
pmu->name);
perf_pmu_register(&fsl_emb_pmu, "cpu", PERF_TYPE_RAW);
+ cpuhp_setup_state(CPUHP_PERF_POWER, "perf/powerpc:prepare",
+ fsl_emb_pmu_prepare_cpu, NULL);
return 0;
}