perf session: Change perf_session post processing functions to take histogram tree
[linux-2.6/kvm.git] / tools / perf / util / hist.h
blob16f360cce5bfff0e56c7096e418bc38949652d58
1 #ifndef __PERF_HIST_H
2 #define __PERF_HIST_H
4 #include <linux/types.h>
5 #include "callchain.h"
7 extern struct callchain_param callchain_param;
9 struct perf_session;
10 struct hist_entry;
11 struct addr_location;
12 struct symbol;
13 struct rb_root;
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 *);
23 void perf_session__output_resort(struct rb_root *hists, u64 total_samples);
24 void perf_session__collapse_resort(struct rb_root *hists);
25 size_t perf_session__fprintf_hists(struct rb_root *hists,
26 struct perf_session *pair,
27 bool show_displacement, FILE *fp,
28 u64 session_total);
29 #endif /* __PERF_HIST_H */