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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001/* SPDX-License-Identifier: GPL-2.0 */
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02002#ifndef __PERF_SESSION_H
3#define __PERF_SESSION_H
4
Jiri Olsa29f5ffd2013-12-03 14:09:23 +01005#include "trace-event.h"
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -02006#include "event.h"
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -02007#include "header.h"
Arnaldo Carvalho de Melo69d25912012-11-09 11:32:52 -03008#include "machine.h"
Jiri Olsaf5fc1412013-10-15 16:27:32 +02009#include "data.h"
Jiri Olsa5f86b802014-08-01 13:02:58 -030010#include "ordered-events.h"
Arnaldo Carvalho de Melo877a7a12017-04-17 11:39:06 -030011#include <linux/kernel.h>
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020012#include <linux/rbtree.h>
David Howellsd2709c72012-11-19 22:21:03 +000013#include <linux/perf_event.h>
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020014
Arnaldo Carvalho de Meloa3286262009-12-14 14:22:59 -020015struct ip_callchain;
Arnaldo Carvalho de Meloe7ff8922017-04-19 21:34:35 -030016struct symbol;
Arnaldo Carvalho de Melob3165f42009-12-13 19:50:28 -020017struct thread;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020018
Adrian Hunterc4468702015-04-09 18:53:48 +030019struct auxtrace;
Adrian Hunterf6986c952015-04-09 18:53:49 +030020struct itrace_synth_opts;
Adrian Hunterc4468702015-04-09 18:53:48 +030021
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020022struct perf_session {
23 struct perf_header header;
Arnaldo Carvalho de Melo876650e2012-12-18 19:15:48 -030024 struct machines machines;
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -030025 struct perf_evlist *evlist;
Adrian Hunterc4468702015-04-09 18:53:48 +030026 struct auxtrace *auxtrace;
Adrian Hunterf6986c952015-04-09 18:53:49 +030027 struct itrace_synth_opts *itrace_synth_opts;
Adrian Hunter99fa2982015-04-30 17:37:25 +030028 struct list_head auxtrace_index;
Jiri Olsa29f5ffd2013-12-03 14:09:23 +010029 struct trace_event tevent;
Adrian Hunter46bc29b2016-03-08 10:38:44 +020030 struct time_conv_event time_conv;
Tom Zanussi454c4072010-05-01 01:41:20 -050031 bool repipe;
Adrian Hunter919d86d2014-07-14 13:02:51 +030032 bool one_mmap;
33 void *one_mmap_addr;
34 u64 one_mmap_offset;
Jiri Olsa37e39aa2014-07-06 14:23:03 +020035 struct ordered_events ordered_events;
Jiri Olsacc9784bd2013-10-15 16:27:34 +020036 struct perf_data_file *file;
Arnaldo Carvalho de Melo9870d782015-03-31 12:48:16 -030037 struct perf_tool *tool;
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020038};
39
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020040struct perf_tool;
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020041
Jiri Olsaf5fc1412013-10-15 16:27:32 +020042struct perf_session *perf_session__new(struct perf_data_file *file,
43 bool repipe, struct perf_tool *tool);
Arnaldo Carvalho de Melo876650e2012-12-18 19:15:48 -030044void perf_session__delete(struct perf_session *session);
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -020045
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030046void perf_event_header__bswap(struct perf_event_header *hdr);
Arnaldo Carvalho de Meloba215942010-01-14 12:23:10 -020047
Adrian Hunter5a52f332014-07-31 09:00:57 +030048int perf_session__peek_event(struct perf_session *session, off_t file_offset,
49 void *buf, size_t buf_sz,
50 union perf_event **event_ptr,
51 struct perf_sample *sample);
52
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -030053int perf_session__process_events(struct perf_session *session);
Arnaldo Carvalho de Melo301a0b02009-12-13 19:50:25 -020054
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -030055int perf_session__queue_event(struct perf_session *s, union perf_event *event,
56 struct perf_sample *sample, u64 file_offset);
David Ahern9c501402013-08-02 14:05:41 -060057
58void perf_tool__fill_defaults(struct perf_tool *tool);
59
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030060int perf_session__resolve_callchain(struct perf_session *session,
61 struct perf_evsel *evsel,
Frederic Weisbecker1b3a0e92011-01-14 04:51:58 +010062 struct thread *thread,
63 struct ip_callchain *chain,
64 struct symbol **parent);
Arnaldo Carvalho de Meloa3286262009-12-14 14:22:59 -020065
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030066bool perf_session__has_traces(struct perf_session *session, const char *msg);
Arnaldo Carvalho de Melo27295592009-12-27 21:37:01 -020067
David Aherneda39132011-07-15 12:34:09 -060068void perf_event__attr_swap(struct perf_event_attr *attr);
Arnaldo Carvalho de Meloba215942010-01-14 12:23:10 -020069
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030070int perf_session__create_kernel_maps(struct perf_session *session);
Arnaldo Carvalho de Melof9224c52010-03-11 20:12:44 -030071
Arnaldo Carvalho de Melo7b56cce2012-08-01 19:31:00 -030072void perf_session__set_id_hdr_size(struct perf_session *session);
Tom Zanussi8dc58102010-04-01 23:59:15 -050073
Arnaldo Carvalho de Melo23346f22010-04-27 21:17:50 -030074static inline
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030075struct machine *perf_session__find_machine(struct perf_session *session, pid_t pid)
Arnaldo Carvalho de Melo23346f22010-04-27 21:17:50 -030076{
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030077 return machines__find(&session->machines, pid);
Arnaldo Carvalho de Melo23346f22010-04-27 21:17:50 -030078}
79
80static inline
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030081struct machine *perf_session__findnew_machine(struct perf_session *session, pid_t pid)
Arnaldo Carvalho de Melo23346f22010-04-27 21:17:50 -030082{
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030083 return machines__findnew(&session->machines, pid);
Arnaldo Carvalho de Melo23346f22010-04-27 21:17:50 -030084}
85
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030086struct thread *perf_session__findnew(struct perf_session *session, pid_t pid);
Masami Hiramatsu9d8b1722015-12-09 11:11:23 +090087int perf_session__register_idle_thread(struct perf_session *session);
Namhyung Kimc53d1382015-09-30 10:45:26 +090088
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030089size_t perf_session__fprintf(struct perf_session *session, FILE *fp);
Arnaldo Carvalho de Melo743eb862011-11-28 07:56:39 -020090
Arnaldo Carvalho de Melo316c7132013-11-05 15:32:36 -030091size_t perf_session__fprintf_dsos(struct perf_session *session, FILE *fp);
Arnaldo Carvalho de Melocbf69682010-04-27 21:22:44 -030092
Arnaldo Carvalho de Melo417c2ff2012-12-07 09:53:58 -030093size_t perf_session__fprintf_dsos_buildid(struct perf_session *session, FILE *fp,
94 bool (fn)(struct dso *dso, int parm), int parm);
Arnaldo Carvalho de Meloc8446b92010-05-14 10:36:42 -030095
Arnaldo Carvalho de Meloe248de32011-03-05 21:40:06 -030096size_t perf_session__fprintf_nr_events(struct perf_session *session, FILE *fp);
Arnaldo Carvalho de Melod0dd74e2011-01-21 13:46:41 -020097
David Ahern9cbdb702011-04-06 21:54:20 -060098struct perf_evsel *perf_session__find_first_evtype(struct perf_session *session,
99 unsigned int type);
100
Anton Blanchard5d67be92011-07-04 21:57:50 +1000101int perf_session__cpu_bitmap(struct perf_session *session,
102 const char *cpu_list, unsigned long *cpu_bitmap);
103
Stephane Eranianfbe96f22011-09-30 15:40:40 +0200104void perf_session__fprintf_info(struct perf_session *s, FILE *fp, bool full);
Arnaldo Carvalho de Meloda378962012-06-27 13:08:42 -0300105
106struct perf_evsel_str_handler;
107
108int __perf_session__set_tracepoints_handlers(struct perf_session *session,
109 const struct perf_evsel_str_handler *assocs,
110 size_t nr_assocs);
111
112#define perf_session__set_tracepoints_handlers(session, array) \
113 __perf_session__set_tracepoints_handlers(session, array, ARRAY_SIZE(array))
Arnaldo Carvalho de Melo33e940a2013-09-17 16:34:28 -0300114
115extern volatile int session_done;
116
Pranith Kumar1da34da2014-09-23 10:55:08 -0400117#define session_done() ACCESS_ONCE(session_done)
Adrian Hunter3c659ee2014-10-27 15:49:22 +0200118
Adrian Huntera2938292014-10-27 15:49:23 +0200119int perf_session__deliver_synth_event(struct perf_session *session,
120 union perf_event *event,
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -0300121 struct perf_sample *sample);
Adrian Huntera2938292014-10-27 15:49:23 +0200122
Adrian Hunter3c659ee2014-10-27 15:49:22 +0200123int perf_event__process_id_index(struct perf_tool *tool,
124 union perf_event *event,
125 struct perf_session *session);
126
127int perf_event__synthesize_id_index(struct perf_tool *tool,
128 perf_event__handler_t process,
129 struct perf_evlist *evlist,
130 struct machine *machine);
131
Arnaldo Carvalho de Melo94c744b2009-12-11 21:24:02 -0200132#endif /* __PERF_SESSION_H */