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Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02001#ifndef __PERF_SESSION_H
2#define __PERF_SESSION_H
3
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -02004#include "event.h"
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02005#include "header.h"
Arnaldo Carvalho de Melo9de89fe2010-02-03 16:52:00 -02006#include "symbol.h"
Arnaldo Carvalho de Melo4aa65632009-12-13 19:50:29 -02007#include "thread.h"
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -02008#include <linux/rbtree.h>
Arnaldo Carvalho de Melof823e442009-12-14 15:06:01 -02009#include "../../../include/linux/perf_event.h"
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020010
Arnaldo Carvalho de Meloa3286262009-12-14 14:22:59 -020011struct ip_callchain;
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020012struct thread;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020013
14struct perf_session {
15 struct perf_header header;
16 unsigned long size;
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -020017 unsigned long mmap_window;
Arnaldo Carvalho de Melo4aa65632009-12-13 19:50:29 -020018 struct map_groups kmaps;
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020019 struct rb_root threads;
20 struct thread *last_match;
Arnaldo Carvalho de Melode176482010-01-04 16:19:29 -020021 struct map *vmlinux_maps[MAP__NR_TYPES];
Arnaldo Carvalho de Melof823e442009-12-14 15:06:01 -020022 struct events_stats events_stats;
23 unsigned long event_total[PERF_RECORD_MAX];
Arnaldo Carvalho de Melo31d337c2009-12-27 21:37:03 -020024 unsigned long unknown_events;
Arnaldo Carvalho de Melo4e4f06e2009-12-14 13:10:39 -020025 struct rb_root hists;
Arnaldo Carvalho de Meloc0198792009-12-14 14:23:00 -020026 u64 sample_type;
Arnaldo Carvalho de Melo9de89fe2010-02-03 16:52:00 -020027 struct ref_reloc_sym ref_reloc_sym;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020028 int fd;
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -020029 int cwdlen;
30 char *cwd;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020031 char filename[0];
32};
33
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020034typedef int (*event_op)(event_t *self, struct perf_session *session);
35
36struct perf_event_ops {
Arnaldo Carvalho de Melo55aa6402009-12-27 21:37:05 -020037 event_op sample,
38 mmap,
39 comm,
40 fork,
41 exit,
42 lost,
43 read,
44 throttle,
45 unthrottle;
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020046};
47
Arnaldo Carvalho de Melo75be6cf2009-12-15 20:04:39 -020048struct perf_session *perf_session__new(const char *filename, int mode, bool force);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020049void perf_session__delete(struct perf_session *self);
50
Arnaldo Carvalho de Meloba215942010-01-14 12:23:10 -020051void perf_event_header__bswap(struct perf_event_header *self);
52
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020053int perf_session__process_events(struct perf_session *self,
Arnaldo Carvalho de Meloec913362009-12-13 19:50:27 -020054 struct perf_event_ops *event_ops);
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020055
Arnaldo Carvalho de Meloa3286262009-12-14 14:22:59 -020056struct symbol **perf_session__resolve_callchain(struct perf_session *self,
57 struct thread *thread,
58 struct ip_callchain *chain,
59 struct symbol **parent);
60
Arnaldo Carvalho de Melod549c7692009-12-27 21:37:02 -020061bool perf_session__has_traces(struct perf_session *self, const char *msg);
Arnaldo Carvalho de Melo27295592009-12-27 21:37:01 -020062
Arnaldo Carvalho de Meloba215942010-01-14 12:23:10 -020063int perf_header__read_build_ids(struct perf_header *self, int input,
64 u64 offset, u64 file_size);
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020065
Arnaldo Carvalho de Melo56b03f32010-01-05 16:50:31 -020066int perf_session__set_kallsyms_ref_reloc_sym(struct perf_session *self,
67 const char *symbol_name,
68 u64 addr);
Arnaldo Carvalho de Melo56b03f32010-01-05 16:50:31 -020069
Arnaldo Carvalho de Meloba215942010-01-14 12:23:10 -020070void mem_bswap_64(void *src, int byte_size);
71
Arnaldo Carvalho de Melo9de89fe2010-02-03 16:52:00 -020072static inline int __perf_session__create_kernel_maps(struct perf_session *self,
73 struct dso *kernel)
74{
75 return __map_groups__create_kernel_maps(&self->kmaps,
76 self->vmlinux_maps, kernel);
77}
78
79static inline struct map *
80 perf_session__new_module_map(struct perf_session *self,
81 u64 start, const char *filename)
82{
83 return map_groups__new_module(&self->kmaps, start, filename);
84}
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020085#endif /* __PERF_SESSION_H */