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   1 #ifndef __PERF_HIST_H
   2 #define __PERF_HIST_H
   3
   4 #include <linux/types.h>
   5 #include "callchain.h"
   6
   7 extern struct callchain_param callchain_param;
   8
   9 struct perf_session;
  10 struct hist_entry;
  11 struct addr_location;
  12 struct symbol;
  13 struct rb_root;
  14
  15 struct hist_entry *__perf_session__add_hist_entry(struct rb_root *hists,
  16                                                   struct addr_location *al,
  17                                                   struct symbol *parent,
  18                                                   u64 count, bool *hit);
  19 extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
  20 extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
  21 void hist_entry__free(struct hist_entry *);
  22
  23 void perf_session__output_resort(struct perf_session *self, u64 total_samples);
  24 void perf_session__collapse_resort(struct perf_session *self);
  25 size_t perf_session__fprintf_hists(struct perf_session *self,
  26                                    struct perf_session *pair,
  27                                    bool show_displacement, FILE *fp);
  28 #endif  /* __PERF_HIST_H */