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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 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 */
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
136void perf_session__dump_kmaps(struct perf_session *session);
137
138struct evsel *perf_session__find_first_evtype(struct perf_session *session,
139 unsigned int type);
140
141int perf_session__cpu_bitmap(struct perf_session *session,
142 const char *cpu_list, unsigned long *cpu_bitmap);
143
144void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
145
146struct evsel_str_handler;
147
148#define perf_session__set_tracepoints_handlers(session, array) \
149 __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
150
151extern volatile int session_done;
152
153#define session_done() READ_ONCE(session_done)
154
155int perf_session__deliver_synth_event(struct perf_session *session,
156 union perf_event *event,
157 struct perf_sample *sample);
158
159int perf_event__process_id_index(struct perf_session *session,
160 union perf_event *event);
161
162int perf_event__process_finished_round(struct perf_tool *tool,
163 union perf_event *event,
164 struct ordered_events *oe);
165
166#endif /* __PERF_SESSION_H */