tools/perf/util/off_cpu.h

   1 #ifndef PERF_UTIL_OFF_CPU_H
   2 #define PERF_UTIL_OFF_CPU_H
   3
   4 struct evlist;
   5 struct target;
   6 struct perf_session;
   7 struct record_opts;
   8
   9 #define OFFCPU_EVENT  "offcpu-time"
  10
  11 #ifdef HAVE_BPF_SKEL
  12 int off_cpu_prepare(struct evlist *evlist, struct target *target,
  13                     struct record_opts *opts);
  14 int off_cpu_write(struct perf_session *session);
  15 #else
  16 static inline int off_cpu_prepare(struct evlist *evlist __maybe_unused,
  17                                   struct target *target __maybe_unused,
  18                                   struct record_opts *opts __maybe_unused)
  19 {
  20         return -1;
  21 }
  22
  23 static inline int off_cpu_write(struct perf_session *session __maybe_unused)
  24 {
  25         return -1;
  26 }
  27 #endif
  28
  29 #endif  /* PERF_UTIL_OFF_CPU_H */