struct rapl_pmus {
struct pmu pmu;
- unsigned int maxdie;
- struct rapl_pmu *pmus[] __counted_by(maxdie);
+ unsigned int nr_rapl_pmu;
+ struct rapl_pmu *pmus[] __counted_by(nr_rapl_pmu);
};
enum rapl_unit_quirk {
static inline struct rapl_pmu *cpu_to_rapl_pmu(unsigned int cpu)
{
- unsigned int dieid = topology_logical_die_id(cpu);
+ unsigned int rapl_pmu_idx = topology_logical_die_id(cpu);
/*
* The unsigned check also catches the '-1' return value for non
* existent mappings in the topology map.
*/
- return dieid < rapl_pmus->maxdie ? rapl_pmus->pmus[dieid] : NULL;
+ return rapl_pmu_idx < rapl_pmus->nr_rapl_pmu ? rapl_pmus->pmus[rapl_pmu_idx] : NULL;
}
static inline u64 rapl_read_counter(struct perf_event *event)
{
int i;
- for (i = 0; i < rapl_pmus->maxdie; i++)
+ for (i = 0; i < rapl_pmus->nr_rapl_pmu; i++)
kfree(rapl_pmus->pmus[i]);
kfree(rapl_pmus);
}
static int __init init_rapl_pmus(void)
{
- int maxdie = topology_max_packages() * topology_max_dies_per_package();
+ int nr_rapl_pmu = topology_max_packages() * topology_max_dies_per_package();
- rapl_pmus = kzalloc(struct_size(rapl_pmus, pmus, maxdie), GFP_KERNEL);
+ rapl_pmus = kzalloc(struct_size(rapl_pmus, pmus, nr_rapl_pmu), GFP_KERNEL);
if (!rapl_pmus)
return -ENOMEM;
- rapl_pmus->maxdie = maxdie;
+ rapl_pmus->nr_rapl_pmu = nr_rapl_pmu;
rapl_pmus->pmu.attr_groups = rapl_attr_groups;
rapl_pmus->pmu.attr_update = rapl_attr_update;
rapl_pmus->pmu.task_ctx_nr = perf_invalid_context;