Merge tag 'linux-kselftest-kunit-5.15-rc1' of git://git.kernel.org/pub/scm/linux...
[linux-2.6-microblaze.git] / tools / perf / util / 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
16 struct ip_callchain;
17 struct symbol;
18 struct thread;
19
20 struct auxtrace;
21 struct itrace_synth_opts;
22
23 struct 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
46 struct 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
55 struct perf_tool;
56
57 struct perf_session *perf_session__new(struct perf_data *data,
58                                        bool repipe, struct perf_tool *tool);
59 void perf_session__delete(struct perf_session *session);
60
61 void perf_event_header__bswap(struct perf_event_header *hdr);
62
63 int 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 typedef int (*peek_events_cb_t)(struct perf_session *session,
68                                 union perf_event *event, u64 offset,
69                                 void *data);
70 int perf_session__peek_events(struct perf_session *session, u64 offset,
71                               u64 size, peek_events_cb_t cb, void *data);
72
73 int perf_session__process_events(struct perf_session *session);
74
75 int perf_session__queue_event(struct perf_session *s, union perf_event *event,
76                               u64 timestamp, u64 file_offset);
77
78 void perf_tool__fill_defaults(struct perf_tool *tool);
79
80 int perf_session__resolve_callchain(struct perf_session *session,
81                                     struct evsel *evsel,
82                                     struct thread *thread,
83                                     struct ip_callchain *chain,
84                                     struct symbol **parent);
85
86 bool perf_session__has_traces(struct perf_session *session, const char *msg);
87
88 void perf_event__attr_swap(struct perf_event_attr *attr);
89
90 int perf_session__create_kernel_maps(struct perf_session *session);
91
92 void perf_session__set_id_hdr_size(struct perf_session *session);
93
94 static inline
95 struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
96 {
97         return machines__find(&session->machines, pid);
98 }
99
100 static inline
101 struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
102 {
103         return machines__findnew(&session->machines, pid);
104 }
105
106 struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
107 int perf_session__register_idle_thread(struct perf_session *session);
108
109 size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
110
111 size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
112
113 size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
114                                           bool (fn)(struct dso *dso, int parm), int parm);
115
116 size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp,
117                                        bool skip_empty);
118
119 struct evsel *perf_session__find_first_evtype(struct perf_session *session,
120                                             unsigned int type);
121
122 int perf_session__cpu_bitmap(struct perf_session *session,
123                              const char *cpu_list, unsigned long *cpu_bitmap);
124
125 void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
126
127 struct evsel_str_handler;
128
129 #define perf_session__set_tracepoints_handlers(session, array) \
130         __evlist__set_tracepoints_handlers(session->evlist, array, ARRAY_SIZE(array))
131
132 extern volatile int session_done;
133
134 #define session_done()  READ_ONCE(session_done)
135
136 int perf_session__deliver_synth_event(struct perf_session *session,
137                                       union perf_event *event,
138                                       struct perf_sample *sample);
139
140 int perf_event__process_id_index(struct perf_session *session,
141                                  union perf_event *event);
142
143 #endif /* __PERF_SESSION_H */