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 sample_queue *last_sample;
25 struct perf_header header;
27 unsigned long mmap_window;
28 struct rb_root threads;
29 struct list_head dead_threads;
30 struct thread *last_match;
31 struct machine host_machine;
32 struct rb_root machines;
33 struct rb_root hists_tree;
35 * FIXME: should point to the first entry in hists_tree and
36 * be a hists instance. Right now its only 'report'
37 * that is using ->hists_tree while all the rest use
47 struct ordered_samples ordered_samples;
51 struct perf_event_ops;
53 typedef int (*event_op)(event_t *self, struct perf_session *session);
54 typedef int (*event_op2)(event_t *self, struct perf_session *session,
55 struct perf_event_ops *ops);
57 struct perf_event_ops {
71 event_op2 finished_round;
75 struct perf_session *perf_session__new(const char *filename, int mode, bool force, bool repipe);
76 void perf_session__delete(struct perf_session *self);
78 void perf_event_header__bswap(struct perf_event_header *self);
80 int __perf_session__process_events(struct perf_session *self,
81 u64 data_offset, u64 data_size, u64 size,
82 struct perf_event_ops *ops);
83 int perf_session__process_events(struct perf_session *self,
84 struct perf_event_ops *event_ops);
86 struct map_symbol *perf_session__resolve_callchain(struct perf_session *self,
87 struct thread *thread,
88 struct ip_callchain *chain,
89 struct symbol **parent);
91 bool perf_session__has_traces(struct perf_session *self, const char *msg);
93 int perf_session__set_kallsyms_ref_reloc_sym(struct map **maps,
94 const char *symbol_name,
97 void mem_bswap_64(void *src, int byte_size);
99 int perf_session__create_kernel_maps(struct perf_session *self);
101 int do_read(int fd, void *buf, size_t size);
102 void perf_session__update_sample_type(struct perf_session *self);
103 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
106 struct machine *perf_session__find_host_machine(struct perf_session *self)
108 return &self->host_machine;
112 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
114 if (pid == HOST_KERNEL_ID)
115 return &self->host_machine;
116 return machines__find(&self->machines, pid);
120 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
122 if (pid == HOST_KERNEL_ID)
123 return &self->host_machine;
124 return machines__findnew(&self->machines, pid);
128 void perf_session__process_machines(struct perf_session *self,
129 machine__process_t process)
131 process(&self->host_machine, self);
132 return machines__process(&self->machines, process, self);
135 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);
137 size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
138 FILE *fp, bool with_hits);
141 size_t perf_session__fprintf_nr_events(struct perf_session *self, FILE *fp)
143 return hists__fprintf_nr_events(&self->hists, fp);
145 #endif /* __PERF_SESSION_H */