1 #ifndef __PERF_SESSION_H
2 #define __PERF_SESSION_H
9 #include <linux/rbtree.h>
10 #include "../../../include/linux/perf_event.h"
16 struct ordered_samples {
20 struct list_head samples;
21 struct list_head sample_cache;
22 struct list_head to_free;
23 struct sample_queue *sample_buffer;
24 struct sample_queue *last_sample;
25 int sample_buffer_idx;
29 struct perf_header header;
31 unsigned long mmap_window;
32 struct rb_root threads;
33 struct list_head dead_threads;
34 struct thread *last_match;
35 struct machine host_machine;
36 struct rb_root machines;
37 struct rb_root hists_tree;
39 * FIXME: should point to the first entry in hists_tree and
40 * be a hists instance. Right now its only 'report'
41 * that is using ->hists_tree while all the rest use
53 struct ordered_samples ordered_samples;
54 struct callchain_cursor callchain_cursor;
58 struct perf_event_ops;
60 typedef int (*event_op)(event_t *self, struct sample_data *sample,
61 struct perf_session *session);
62 typedef int (*event_synth_op)(event_t *self, struct perf_session *session);
63 typedef int (*event_op2)(event_t *self, struct perf_session *session,
64 struct perf_event_ops *ops);
66 struct perf_event_ops {
80 event_op2 finished_round;
82 bool ordering_requires_timestamps;
85 struct perf_session *perf_session__new(const char *filename, int mode,
86 bool force, bool repipe,
87 struct perf_event_ops *ops);
88 void perf_session__delete(struct perf_session *self);
90 void perf_event_header__bswap(struct perf_event_header *self);
92 int __perf_session__process_events(struct perf_session *self,
93 u64 data_offset, u64 data_size, u64 size,
94 struct perf_event_ops *ops);
95 int perf_session__process_events(struct perf_session *self,
96 struct perf_event_ops *event_ops);
98 int perf_session__resolve_callchain(struct perf_session *self,
99 struct thread *thread,
100 struct ip_callchain *chain,
101 struct symbol **parent);
103 bool perf_session__has_traces(struct perf_session *self, const char *msg);
105 int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
106 const char *symbol_name,
109 void mem_bswap_64(void *src, int byte_size);
111 int perf_session__create_kernel_maps(struct perf_session *self);
113 void perf_session__update_sample_type(struct perf_session *self);
114 void perf_session__set_sample_id_all(struct perf_session *session, bool value);
115 void perf_session__set_sample_type(struct perf_session *session, u64 type);
116 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
119 struct machine *perf_session__find_host_machine(struct perf_session *self)
121 return &self->host_machine;
125 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
127 if (pid == HOST_KERNEL_ID)
128 return &self->host_machine;
129 return machines__find(&self->machines, pid);
133 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
135 if (pid == HOST_KERNEL_ID)
136 return &self->host_machine;
137 return machines__findnew(&self->machines, pid);
141 void perf_session__process_machines(struct perf_session *self,
142 machine__process_t process)
144 process(&self->host_machine, self);
145 return machines__process(&self->machines, process, self);
148 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);
150 size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
151 FILE *fp, bool with_hits);
154 size_t perf_session__fprintf_nr_events(struct perf_session *self, FILE *fp)
156 return hists__fprintf_nr_events(&self->hists, fp);
158 #endif /* __PERF_SESSION_H */