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;
26 unsigned int nr_samples;
30 struct perf_header header;
32 unsigned long mmap_window;
33 struct machine host_machine;
34 struct rb_root machines;
35 struct perf_evlist *evlist;
36 struct pevent *pevent;
38 * FIXME: Need to split this up further, we need global
39 * stats + per event stats. 'perf diff' also needs
40 * to properly support multiple events in a single
49 struct ordered_samples ordered_samples;
55 struct perf_session *perf_session__new(const char *filename, int mode,
56 bool force, bool repipe,
57 struct perf_tool *tool);
58 void perf_session__delete(struct perf_session *self);
60 void perf_event_header__bswap(struct perf_event_header *self);
62 int __perf_session__process_events(struct perf_session *self,
63 u64 data_offset, u64 data_size, u64 size,
64 struct perf_tool *tool);
65 int perf_session__process_events(struct perf_session *self,
66 struct perf_tool *tool);
68 int perf_session__resolve_callchain(struct perf_session *self, struct perf_evsel *evsel,
69 struct thread *thread,
70 struct ip_callchain *chain,
71 struct symbol **parent);
73 struct branch_info *machine__resolve_bstack(struct machine *self,
74 struct thread *thread,
75 struct branch_stack *bs);
77 bool perf_session__has_traces(struct perf_session *self, const char *msg);
79 void mem_bswap_64(void *src, int byte_size);
80 void mem_bswap_32(void *src, int byte_size);
81 void perf_event__attr_swap(struct perf_event_attr *attr);
83 int perf_session__create_kernel_maps(struct perf_session *self);
85 void perf_session__set_id_hdr_size(struct perf_session *session);
86 void perf_session__remove_thread(struct perf_session *self, struct thread *th);
89 struct machine *perf_session__find_host_machine(struct perf_session *self)
91 return &self->host_machine;
95 struct machine *perf_session__find_machine(struct perf_session *self, pid_t pid)
97 if (pid == HOST_KERNEL_ID)
98 return &self->host_machine;
99 return machines__find(&self->machines, pid);
103 struct machine *perf_session__findnew_machine(struct perf_session *self, pid_t pid)
105 if (pid == HOST_KERNEL_ID)
106 return &self->host_machine;
107 return machines__findnew(&self->machines, pid);
111 void perf_session__process_machines(struct perf_session *self,
112 struct perf_tool *tool,
113 machine__process_t process)
115 process(&self->host_machine, tool);
116 return machines__process(&self->machines, process, tool);
119 struct thread *perf_session__findnew(struct perf_session *self, pid_t pid);
120 size_t perf_session__fprintf(struct perf_session *self, FILE *fp);
122 size_t perf_session__fprintf_dsos(struct perf_session *self, FILE *fp);
124 size_t perf_session__fprintf_dsos_buildid(struct perf_session *self,
125 FILE *fp, bool with_hits);
127 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
129 struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
132 void perf_event__print_ip(union perf_event *event, struct perf_sample *sample,
133 struct machine *machine, int print_sym,
134 int print_dso, int print_symoffset);
136 int perf_session__cpu_bitmap(struct perf_session *session,
137 const char *cpu_list, unsigned long *cpu_bitmap);
139 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
141 struct perf_evsel_str_handler;
143 int __perf_session__set_tracepoints_handlers(struct perf_session *session,
144 const struct perf_evsel_str_handler *assocs,
147 #define perf_session__set_tracepoints_handlers(session, array) \
148 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
149 #endif /* __PERF_SESSION_H */