Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
tjh.dev
kernel
os
linux
1#ifndef __PERF_SESSION_H
2#define __PERF_SESSION_H
3
4#include "trace-event.h"
5#include "event.h"
6#include "header.h"
7#include "machine.h"
8#include "symbol.h"
9#include "thread.h"
10#include "data.h"
11#include "ordered-events.h"
12#include <linux/rbtree.h>
13#include <linux/perf_event.h>
14
15struct ip_callchain;
16struct thread;
17
18struct auxtrace;
19struct itrace_synth_opts;
20
21struct perf_session {
22 struct perf_header header;
23 struct machines machines;
24 struct perf_evlist *evlist;
25 struct auxtrace *auxtrace;
26 struct itrace_synth_opts *itrace_synth_opts;
27 struct list_head auxtrace_index;
28 struct trace_event tevent;
29 bool repipe;
30 bool one_mmap;
31 void *one_mmap_addr;
32 u64 one_mmap_offset;
33 struct ordered_events ordered_events;
34 struct perf_data_file *file;
35 struct perf_tool *tool;
36};
37
38#define PRINT_IP_OPT_IP (1<<0)
39#define PRINT_IP_OPT_SYM (1<<1)
40#define PRINT_IP_OPT_DSO (1<<2)
41#define PRINT_IP_OPT_SYMOFFSET (1<<3)
42#define PRINT_IP_OPT_ONELINE (1<<4)
43#define PRINT_IP_OPT_SRCLINE (1<<5)
44
45struct perf_tool;
46
47struct perf_session *perf_session__new(struct perf_data_file *file,
48 bool repipe, struct perf_tool *tool);
49void perf_session__delete(struct perf_session *session);
50
51void perf_event_header__bswap(struct perf_event_header *hdr);
52
53int perf_session__peek_event(struct perf_session *session, off_t file_offset,
54 void *buf, size_t buf_sz,
55 union perf_event **event_ptr,
56 struct perf_sample *sample);
57
58int perf_session__process_events(struct perf_session *session);
59
60int perf_session__queue_event(struct perf_session *s, union perf_event *event,
61 struct perf_sample *sample, u64 file_offset);
62
63void perf_tool__fill_defaults(struct perf_tool *tool);
64
65int perf_session__resolve_callchain(struct perf_session *session,
66 struct perf_evsel *evsel,
67 struct thread *thread,
68 struct ip_callchain *chain,
69 struct symbol **parent);
70
71bool perf_session__has_traces(struct perf_session *session, const char *msg);
72
73void perf_event__attr_swap(struct perf_event_attr *attr);
74
75int perf_session__create_kernel_maps(struct perf_session *session);
76
77void perf_session__set_id_hdr_size(struct perf_session *session);
78
79static inline
80struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
81{
82 return machines__find(&session->machines, pid);
83}
84
85static inline
86struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
87{
88 return machines__findnew(&session->machines, pid);
89}
90
91struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
92int perf_session__register_idle_thread(struct perf_session *session);
93
94size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
95
96size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
97
98size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
99 bool (fn)(struct dso *dso, int parm), int parm);
100
101size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
102
103struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
104 unsigned int type);
105
106void perf_evsel__print_ip(struct perf_evsel *evsel, struct perf_sample *sample,
107 struct addr_location *al,
108 unsigned int print_opts, unsigned int stack_depth);
109
110int perf_session__cpu_bitmap(struct perf_session *session,
111 const char *cpu_list, unsigned long *cpu_bitmap);
112
113void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
114
115struct perf_evsel_str_handler;
116
117int __perf_session__set_tracepoints_handlers(struct perf_session *session,
118 const struct perf_evsel_str_handler *assocs,
119 size_t nr_assocs);
120
121#define perf_session__set_tracepoints_handlers(session, array) \
122 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
123
124extern volatile int session_done;
125
126#define session_done() ACCESS_ONCE(session_done)
127
128int perf_session__deliver_synth_event(struct perf_session *session,
129 union perf_event *event,
130 struct perf_sample *sample);
131
132int perf_event__process_id_index(struct perf_tool *tool,
133 union perf_event *event,
134 struct perf_session *session);
135
136int perf_event__synthesize_id_index(struct perf_tool *tool,
137 perf_event__handler_t process,
138 struct perf_evlist *evlist,
139 struct machine *machine);
140
141#endif /* __PERF_SESSION_H */