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;
57 struct perf_event_ops;
59 typedef int (*event_op)(event_t *self, struct sample_data *sample,
60 struct perf_session *session);
61 typedef int (*event_synth_op)(event_t *self, struct perf_session *session);
62 typedef int (*event_op2)(event_t *self, struct perf_session *session,
63 struct perf_event_ops *ops);
65 struct perf_event_ops {
79 event_op2 finished_round;
83 struct perf_session *perf_session__new(const char *filename, int mode, bool force, bool repipe);
84 void perf_session__delete(struct perf_session *self);
86 void perf_event_header__bswap(struct perf_event_header *self);
88 int __perf_session__process_events(struct perf_session *self,
89 u64 data_offset, u64 data_size, u64 size,
90 struct perf_event_ops *ops);
91 int perf_session__process_events(struct perf_session *self,
92 struct perf_event_ops *event_ops);
94 struct map_symbol *perf_session__resolve_callchain(struct perf_session *self,
95 struct thread *thread,
96 struct ip_callchain *chain,
97 struct symbol **parent);
99 bool perf_session__has_traces(struct perf_session *self, const char *msg);
101 int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
102 const char *symbol_name,
105 void mem_bswap_64(void *src, int byte_size);
107 int perf_session__create_kernel_maps(struct perf_session *self);
109 int do_read(int fd, void *buf, size_t size);
110 void perf_session__update_sample_type(struct perf_session *self);
111 void perf_session__set_sample_id_all(struct perf_session *session, bool value);
112 void perf_session__set_sample_type(struct perf_session *session, u64 type);
113 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
116 struct machine *perf_session__find_host_machine(struct perf_session *self)
118 return &self->host_machine;
122 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
124 if (pid == HOST_KERNEL_ID)
125 return &self->host_machine;
126 return machines__find(&self->machines, pid);
130 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
132 if (pid == HOST_KERNEL_ID)
133 return &self->host_machine;
134 return machines__findnew(&self->machines, pid);
138 void perf_session__process_machines(struct perf_session *self,
139 machine__process_t process)
141 process(&self->host_machine, self);
142 return machines__process(&self->machines, process, self);
145 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);
147 size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
148 FILE *fp, bool with_hits);
151 size_t perf_session__fprintf_nr_events(struct perf_session *self, FILE *fp)
153 return hists__fprintf_nr_events(&self->hists, fp);
155 #endif /* __PERF_SESSION_H */