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#ifndef __PERF_HIST_H
#define __PERF_HIST_H
#include <linux/types.h>
#include "callchain.h"
extern struct callchain_param callchain_param;
struct perf_session;
struct hist_entry;
struct addr_location;
struct symbol;
struct rb_root;
struct hist_entry *__perf_session__add_hist_entry(struct rb_root *hists,
struct addr_location *al,
struct symbol *parent,
u64 count, bool *hit);
extern int64_t hist_entry__cmp(struct hist_entry *, struct hist_entry *);
extern int64_t hist_entry__collapse(struct hist_entry *, struct hist_entry *);
void hist_entry__free(struct hist_entry *);
void perf_session__output_resort(struct perf_session *self, u64 total_samples);
void perf_session__collapse_resort(struct perf_session *self);
size_t perf_session__fprintf_hists(struct perf_session *self,
struct perf_session *pair,
bool show_displacement, FILE *fp);
#endif /* __PERF_HIST_H */
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