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
;
37 * FIXME: Need to split this up further, we need global
38 * stats + per event stats. 'perf diff' also needs
39 * to properly support multiple events in a single
52 struct ordered_samples ordered_samples
;
58 struct perf_session
*perf_session__new(const char *filename
, int mode
,
59 bool force
, bool repipe
,
60 struct perf_tool
*tool
);
61 void perf_session__delete(struct perf_session
*self
);
63 void perf_event_header__bswap(struct perf_event_header
*self
);
65 int __perf_session__process_events(struct perf_session
*self
,
66 u64 data_offset
, u64 data_size
, u64 size
,
67 struct perf_tool
*tool
);
68 int perf_session__process_events(struct perf_session
*self
,
69 struct perf_tool
*tool
);
71 int perf_session__resolve_callchain(struct perf_session
*self
, struct perf_evsel
*evsel
,
72 struct thread
*thread
,
73 struct ip_callchain
*chain
,
74 struct symbol
**parent
);
76 struct branch_info
*machine__resolve_bstack(struct machine
*self
,
77 struct thread
*thread
,
78 struct branch_stack
*bs
);
80 bool perf_session__has_traces(struct perf_session
*self
, const char *msg
);
82 void mem_bswap_64(void *src
, int byte_size
);
83 void mem_bswap_32(void *src
, int byte_size
);
84 void perf_event__attr_swap(struct perf_event_attr
*attr
);
86 int perf_session__create_kernel_maps(struct perf_session
*self
);
88 void perf_session__update_sample_type(struct perf_session
*self
);
89 void perf_session__remove_thread(struct perf_session
*self
, struct thread
*th
);
92 struct machine
*perf_session__find_host_machine(struct perf_session
*self
)
94 return &self
->host_machine
;
98 struct machine
*perf_session__find_machine(struct perf_session
*self
, pid_t pid
)
100 if (pid
== HOST_KERNEL_ID
)
101 return &self
->host_machine
;
102 return machines__find(&self
->machines
, pid
);
106 struct machine
*perf_session__findnew_machine(struct perf_session
*self
, pid_t pid
)
108 if (pid
== HOST_KERNEL_ID
)
109 return &self
->host_machine
;
110 return machines__findnew(&self
->machines
, pid
);
114 void perf_session__process_machines(struct perf_session
*self
,
115 struct perf_tool
*tool
,
116 machine__process_t process
)
118 process(&self
->host_machine
, tool
);
119 return machines__process(&self
->machines
, process
, tool
);
122 struct thread
*perf_session__findnew(struct perf_session
*self
, pid_t pid
);
123 size_t perf_session__fprintf(struct perf_session
*self
, FILE *fp
);
125 size_t perf_session__fprintf_dsos(struct perf_session
*self
, FILE *fp
);
127 size_t perf_session__fprintf_dsos_buildid(struct perf_session
*self
,
128 FILE *fp
, bool with_hits
);
130 size_t perf_session__fprintf_nr_events(struct perf_session
*session
, FILE *fp
);
132 static inline int perf_session__parse_sample(struct perf_session
*session
,
133 const union perf_event
*event
,
134 struct perf_sample
*sample
)
136 return perf_event__parse_sample(event
, session
->sample_type
,
137 session
->sample_size
,
138 session
->sample_id_all
, sample
,
139 session
->header
.needs_swap
);
142 static inline int perf_session__synthesize_sample(struct perf_session
*session
,
143 union perf_event
*event
,
144 const struct perf_sample
*sample
)
146 return perf_event__synthesize_sample(event
, session
->sample_type
,
147 sample
, session
->header
.needs_swap
);
150 struct perf_evsel
*perf_session__find_first_evtype(struct perf_session
*session
,
153 void perf_event__print_ip(union perf_event
*event
, struct perf_sample
*sample
,
154 struct machine
*machine
, int print_sym
,
155 int print_dso
, int print_symoffset
);
157 int perf_session__cpu_bitmap(struct perf_session
*session
,
158 const char *cpu_list
, unsigned long *cpu_bitmap
);
160 void perf_session__fprintf_info(struct perf_session
*s
, FILE *fp
, bool full
);
161 #endif /* __PERF_SESSION_H */