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.
47 struct ordered_samples ordered_samples
;
53 struct perf_session
*perf_session__new(const char *filename
, int mode
,
54 bool force
, bool repipe
,
55 struct perf_tool
*tool
);
56 void perf_session__delete(struct perf_session
*self
);
58 void perf_event_header__bswap(struct perf_event_header
*self
);
60 int __perf_session__process_events(struct perf_session
*self
,
61 u64 data_offset
, u64 data_size
, u64 size
,
62 struct perf_tool
*tool
);
63 int perf_session__process_events(struct perf_session
*self
,
64 struct perf_tool
*tool
);
66 int perf_session__resolve_callchain(struct perf_session
*self
, struct perf_evsel
*evsel
,
67 struct thread
*thread
,
68 struct ip_callchain
*chain
,
69 struct symbol
**parent
);
71 struct branch_info
*machine__resolve_bstack(struct machine
*self
,
72 struct thread
*thread
,
73 struct branch_stack
*bs
);
75 bool perf_session__has_traces(struct perf_session
*self
, const char *msg
);
77 void mem_bswap_64(void *src
, int byte_size
);
78 void mem_bswap_32(void *src
, int byte_size
);
79 void perf_event__attr_swap(struct perf_event_attr
*attr
);
81 int perf_session__create_kernel_maps(struct perf_session
*self
);
83 void perf_session__set_id_hdr_size(struct perf_session
*session
);
84 void perf_session__remove_thread(struct perf_session
*self
, struct thread
*th
);
87 struct machine
*perf_session__find_host_machine(struct perf_session
*self
)
89 return &self
->host_machine
;
93 struct machine
*perf_session__find_machine(struct perf_session
*self
, pid_t pid
)
95 if (pid
== HOST_KERNEL_ID
)
96 return &self
->host_machine
;
97 return machines__find(&self
->machines
, pid
);
101 struct machine
*perf_session__findnew_machine(struct perf_session
*self
, pid_t pid
)
103 if (pid
== HOST_KERNEL_ID
)
104 return &self
->host_machine
;
105 return machines__findnew(&self
->machines
, pid
);
109 void perf_session__process_machines(struct perf_session
*self
,
110 struct perf_tool
*tool
,
111 machine__process_t process
)
113 process(&self
->host_machine
, tool
);
114 return machines__process(&self
->machines
, process
, tool
);
117 struct thread
*perf_session__findnew(struct perf_session
*self
, pid_t pid
);
118 size_t perf_session__fprintf(struct perf_session
*self
, FILE *fp
);
120 size_t perf_session__fprintf_dsos(struct perf_session
*self
, FILE *fp
);
122 size_t perf_session__fprintf_dsos_buildid(struct perf_session
*self
,
123 FILE *fp
, bool with_hits
);
125 size_t perf_session__fprintf_nr_events(struct perf_session
*session
, FILE *fp
);
127 struct perf_evsel
*perf_session__find_first_evtype(struct perf_session
*session
,
130 void perf_evsel__print_ip(struct perf_evsel
*evsel
, union perf_event
*event
,
131 struct perf_sample
*sample
, struct machine
*machine
,
132 int print_sym
, int print_dso
, int print_symoffset
);
134 int perf_session__cpu_bitmap(struct perf_session
*session
,
135 const char *cpu_list
, unsigned long *cpu_bitmap
);
137 void perf_session__fprintf_info(struct perf_session
*s
, FILE *fp
, bool full
);
139 struct perf_evsel_str_handler
;
141 int __perf_session__set_tracepoints_handlers(struct perf_session
*session
,
142 const struct perf_evsel_str_handler
*assocs
,
145 #define perf_session__set_tracepoints_handlers(session, array) \
146 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
147 #endif /* __PERF_SESSION_H */