tools/perf/lib/include/internal/evsel.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #ifndef __LIBPERF_INTERNAL_EVSEL_H
   3 #define __LIBPERF_INTERNAL_EVSEL_H
   4
   5 #include <linux/types.h>
   6 #include <linux/perf_event.h>
   7 #include <stdbool.h>
   8
   9 struct perf_cpu_map;
  10 struct perf_thread_map;
  11 struct xyarray;
  12
  13 struct perf_evsel {
  14         struct list_head         node;
  15         struct perf_event_attr   attr;
  16         struct perf_cpu_map     *cpus;
  17         struct perf_cpu_map     *own_cpus;
  18         struct perf_thread_map  *threads;
  19         struct xyarray          *fd;
  20
  21         /* parse modifier helper */
  22         int                      nr_members;
  23         bool                     system_wide;
  24 };
  25
  26 int perf_evsel__alloc_fd(struct perf_evsel *evsel, int ncpus, int nthreads);
  27 void perf_evsel__close_fd(struct perf_evsel *evsel);
  28 void perf_evsel__free_fd(struct perf_evsel *evsel);
  29 int perf_evsel__read_size(struct perf_evsel *evsel);
  30 int perf_evsel__apply_filter(struct perf_evsel *evsel, const char *filter);
  31
  32 #endif /* __LIBPERF_INTERNAL_EVSEL_H */