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1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_SESSION_H
3#define __PERF_SESSION_H
4
5#include "trace-event.h"
6#include "event.h"
7#include "header.h"
8#include "machine.h"
9#include "data.h"
10#include "ordered-events.h"
11#include "util/compress.h"
12#include <linux/kernel.h>
13#include <linux/rbtree.h>
14#include <linux/perf_event.h>
15
16struct ip_callchain;
17struct symbol;
18struct thread;
19
20struct auxtrace;
21struct itrace_synth_opts;
22
23struct perf_session {
24 struct perf_header header;
25 struct machines machines;
26 struct evlist *evlist;
27 struct auxtrace *auxtrace;
28 struct itrace_synth_opts *itrace_synth_opts;
29 struct list_head auxtrace_index;
30 struct trace_event tevent;
31 struct perf_record_time_conv time_conv;
32 bool repipe;
33 bool one_mmap;
34 void *one_mmap_addr;
35 u64 one_mmap_offset;
36 struct ordered_events ordered_events;
37 struct perf_data *data;
38 struct perf_tool *tool;
39 u64 bytes_transferred;
40 u64 bytes_compressed;
41 struct zstd_data zstd_data;
42 struct decomp *decomp;
43 struct decomp *decomp_last;
44};
45
46struct decomp {
47 struct decomp *next;
48 u64 file_pos;
49 size_t mmap_len;
50 u64 head;
51 size_t size;
52 char data[];
53};
54
55struct perf_tool;
56
57struct perf_session *perf_session__new(struct perf_data *data,
58 bool repipe, struct perf_tool *tool);
59void perf_session__delete(struct perf_session *session);
60
61void perf_event_header__bswap(struct perf_event_header *hdr);
62
63int perf_session__peek_event(struct perf_session *session, off_t file_offset,
64 void *buf, size_t buf_sz,
65 union perf_event **event_ptr,
66 struct perf_sample *sample);
67
68int perf_session__process_events(struct perf_session *session);
69
70int perf_session__queue_event(struct perf_session *s, union perf_event *event,
71 u64 timestamp, u64 file_offset);
72
73void perf_tool__fill_defaults(struct perf_tool *tool);
74
75int perf_session__resolve_callchain(struct perf_session *session,
76 struct evsel *evsel,
77 struct thread *thread,
78 struct ip_callchain *chain,
79 struct symbol **parent);
80
81bool perf_session__has_traces(struct perf_session *session, const char *msg);
82
83void perf_event__attr_swap(struct perf_event_attr *attr);
84
85int perf_session__create_kernel_maps(struct perf_session *session);
86
87void perf_session__set_id_hdr_size(struct perf_session *session);
88
89static inline
90struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
91{
92 return machines__find(&session->machines, pid);
93}
94
95static inline
96struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
97{
98 return machines__findnew(&session->machines, pid);
99}
100
101struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
102int perf_session__register_idle_thread(struct perf_session *session);
103
104size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
105
106size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
107
108size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
109 bool (fn)(struct dso *dso, int parm), int parm);
110
111size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
112
113struct evsel *perf_session__find_first_evtype(struct perf_session *session,
114 unsigned int type);
115
116int perf_session__cpu_bitmap(struct perf_session *session,
117 const char *cpu_list, unsigned long *cpu_bitmap);
118
119void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
120
121struct evsel_str_handler;
122
123int __perf_session__set_tracepoints_handlers(struct perf_session *session,
124 const struct evsel_str_handler *assocs,
125 size_t nr_assocs);
126
127#define perf_session__set_tracepoints_handlers(session, array) \
128 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
129
130extern volatile int session_done;
131
132#define session_done() READ_ONCE(session_done)
133
134int perf_session__deliver_synth_event(struct perf_session *session,
135 union perf_event *event,
136 struct perf_sample *sample);
137
138int perf_event__process_id_index(struct perf_session *session,
139 union perf_event *event);
140
141#endif /* __PERF_SESSION_H */
1/* SPDX-License-Identifier: GPL-2.0 */
2#ifndef __PERF_SESSION_H
3#define __PERF_SESSION_H
4
5#include "trace-event.h"
6#include "event.h"
7#include "header.h"
8#include "machine.h"
9#include "data.h"
10#include "ordered-events.h"
11#include "util/compress.h"
12#include <linux/kernel.h>
13#include <linux/rbtree.h>
14#include <linux/perf_event.h>
15
16struct ip_callchain;
17struct symbol;
18struct thread;
19
20struct auxtrace;
21struct itrace_synth_opts;
22
23struct decomp_data {
24 struct decomp *decomp;
25 struct decomp *decomp_last;
26 struct zstd_data *zstd_decomp;
27};
28
29struct perf_session {
30 struct perf_header header;
31 struct machines machines;
32 struct evlist *evlist;
33 struct auxtrace *auxtrace;
34 struct itrace_synth_opts *itrace_synth_opts;
35 struct list_head auxtrace_index;
36#ifdef HAVE_LIBTRACEEVENT
37 struct trace_event tevent;
38#endif
39 struct perf_record_time_conv time_conv;
40 bool repipe;
41 bool one_mmap;
42 void *one_mmap_addr;
43 u64 one_mmap_offset;
44 struct ordered_events ordered_events;
45 struct perf_data *data;
46 struct perf_tool *tool;
47 u64 bytes_transferred;
48 u64 bytes_compressed;
49 struct zstd_data zstd_data;
50 struct decomp_data decomp_data;
51 struct decomp_data *active_decomp;
52};
53
54struct decomp {
55 struct decomp *next;
56 u64 file_pos;
57 const char *file_path;
58 size_t mmap_len;
59 u64 head;
60 size_t size;
61 char data[];
62};
63
64struct perf_tool;
65
66struct perf_session *__perf_session__new(struct perf_data *data,
67 bool repipe, int repipe_fd,
68 struct perf_tool *tool);
69
70static inline struct perf_session *perf_session__new(struct perf_data *data,
71 struct perf_tool *tool)
72{
73 return __perf_session__new(data, false, -1, tool);
74}
75
76void perf_session__delete(struct perf_session *session);
77
78void perf_event_header__bswap(struct perf_event_header *hdr);
79
80int perf_session__peek_event(struct perf_session *session, off_t file_offset,
81 void *buf, size_t buf_sz,
82 union perf_event **event_ptr,
83 struct perf_sample *sample);
84typedef int (*peek_events_cb_t)(struct perf_session *session,
85 union perf_event *event, u64 offset,
86 void *data);
87int perf_session__peek_events(struct perf_session *session, u64 offset,
88 u64 size, peek_events_cb_t cb, void *data);
89
90int perf_session__process_events(struct perf_session *session);
91
92int perf_session__queue_event(struct perf_session *s, union perf_event *event,
93 u64 timestamp, u64 file_offset, const char *file_path);
94
95void perf_tool__fill_defaults(struct perf_tool *tool);
96
97int perf_session__resolve_callchain(struct perf_session *session,
98 struct evsel *evsel,
99 struct thread *thread,
100 struct ip_callchain *chain,
101 struct symbol **parent);
102
103bool perf_session__has_traces(struct perf_session *session, const char *msg);
104
105void perf_event__attr_swap(struct perf_event_attr *attr);
106
107int perf_session__create_kernel_maps(struct perf_session *session);
108
109void perf_session__set_id_hdr_size(struct perf_session *session);
110
111static inline
112struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
113{
114 return machines__find(&session->machines, pid);
115}
116
117static inline
118struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
119{
120 return machines__findnew(&session->machines, pid);
121}
122
123struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
124int perf_session__register_idle_thread(struct perf_session *session);
125
126size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
127
128size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
129
130size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
131 bool (fn)(struct dso *dso, int parm), int parm);
132
133size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp,
134 bool skip_empty);
135
136struct evsel *perf_session__find_first_evtype(struct perf_session *session,
137 unsigned int type);
138
139int perf_session__cpu_bitmap(struct perf_session *session,
140 const char *cpu_list, unsigned long *cpu_bitmap);
141
142void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
143
144struct evsel_str_handler;
145
146#define perf_session__set_tracepoints_handlers(session, array) \
147 __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
148
149extern volatile int session_done;
150
151#define session_done() READ_ONCE(session_done)
152
153int perf_session__deliver_synth_event(struct perf_session *session,
154 union perf_event *event,
155 struct perf_sample *sample);
156
157int perf_event__process_id_index(struct perf_session *session,
158 union perf_event *event);
159
160int perf_event__process_finished_round(struct perf_tool *tool,
161 union perf_event *event,
162 struct ordered_events *oe);
163
164#endif /* __PERF_SESSION_H */