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Greg Kroah-Hartmanb2441312017-11-01 15:07:57 +01001// SPDX-License-Identifier: GPL-2.0
Tom Zanussi454c4072010-05-01 01:41:20 -05002/*
3 * builtin-inject.c
4 *
5 * Builtin inject command: Examine the live mode (stdin) event stream
6 * and repipe it to stdout while optionally injecting additional
7 * events into it.
8 */
9#include "builtin.h"
10
11#include "perf.h"
Andrew Vagin26a031e2012-08-07 16:56:04 +040012#include "util/color.h"
13#include "util/evlist.h"
14#include "util/evsel.h"
Tom Zanussi454c4072010-05-01 01:41:20 -050015#include "util/session.h"
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020016#include "util/tool.h"
Tom Zanussi454c4072010-05-01 01:41:20 -050017#include "util/debug.h"
Andrew Vagin54a3cf52012-08-07 16:56:05 +040018#include "util/build-id.h"
Jiri Olsaf5fc14122013-10-15 16:27:32 +020019#include "util/data.h"
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +030020#include "util/auxtrace.h"
Stephane Eranian9b07e272015-11-30 10:02:21 +010021#include "util/jit.h"
Arnaldo Carvalho de Meloe7ff8922017-04-19 21:34:35 -030022#include "util/thread.h"
Tom Zanussi454c4072010-05-01 01:41:20 -050023
Josh Poimboeuf4b6ab942015-12-15 09:39:39 -060024#include <subcmd/parse-options.h>
Tom Zanussi454c4072010-05-01 01:41:20 -050025
Andrew Vagin26a031e2012-08-07 16:56:04 +040026#include <linux/list.h>
Arnaldo Carvalho de Meloa43783a2017-04-18 10:46:11 -030027#include <errno.h>
Arnaldo Carvalho de Melo9607ad32017-04-19 15:49:18 -030028#include <signal.h>
Andrew Vagin26a031e2012-08-07 16:56:04 +040029
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -030030struct perf_inject {
Jiri Olsa34069122013-10-29 19:04:57 +010031 struct perf_tool tool;
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +090032 struct perf_session *session;
Jiri Olsa34069122013-10-29 19:04:57 +010033 bool build_ids;
34 bool sched_stat;
Adrian Huntercd10b282015-04-30 17:37:26 +030035 bool have_auxtrace;
Adrian Hunterf56fb982015-09-25 16:15:55 +030036 bool strip;
Stephane Eranian9b07e272015-11-30 10:02:21 +010037 bool jit_mode;
Jiri Olsa34069122013-10-29 19:04:57 +010038 const char *input_name;
Jiri Olsa8ceb41d2017-01-23 22:07:59 +010039 struct perf_data output;
Jiri Olsa34069122013-10-29 19:04:57 +010040 u64 bytes_written;
Adrian Hunter73117302015-09-25 16:15:54 +030041 u64 aux_id;
Jiri Olsa34069122013-10-29 19:04:57 +010042 struct list_head samples;
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +030043 struct itrace_synth_opts itrace_synth_opts;
Andrew Vagin26a031e2012-08-07 16:56:04 +040044};
45
46struct event_entry {
47 struct list_head node;
48 u32 tid;
49 union perf_event event[0];
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -030050};
Tom Zanussi454c4072010-05-01 01:41:20 -050051
Adrian Huntercd17a9b2015-04-21 12:21:54 +030052static int output_bytes(struct perf_inject *inject, void *buf, size_t sz)
Tom Zanussi454c4072010-05-01 01:41:20 -050053{
Jiri Olsa34069122013-10-29 19:04:57 +010054 ssize_t size;
Tom Zanussi454c4072010-05-01 01:41:20 -050055
Jiri Olsa8ceb41d2017-01-23 22:07:59 +010056 size = perf_data__write(&inject->output, buf, sz);
Jiri Olsa34069122013-10-29 19:04:57 +010057 if (size < 0)
58 return -errno;
Tom Zanussi454c4072010-05-01 01:41:20 -050059
Jiri Olsa34069122013-10-29 19:04:57 +010060 inject->bytes_written += size;
Tom Zanussi454c4072010-05-01 01:41:20 -050061 return 0;
62}
63
Adrian Huntercd17a9b2015-04-21 12:21:54 +030064static int perf_event__repipe_synth(struct perf_tool *tool,
65 union perf_event *event)
66{
67 struct perf_inject *inject = container_of(tool, struct perf_inject,
68 tool);
69
70 return output_bytes(inject, event, event->header.size);
71}
72
Arnaldo Carvalho de Melod704ebd2015-03-03 12:37:54 -030073static int perf_event__repipe_oe_synth(struct perf_tool *tool,
74 union perf_event *event,
75 struct ordered_events *oe __maybe_unused)
76{
77 return perf_event__repipe_synth(tool, event);
78}
79
Jiri Olsae12b2022016-03-10 17:41:13 +010080#ifdef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +010081static int perf_event__drop_oe(struct perf_tool *tool __maybe_unused,
82 union perf_event *event __maybe_unused,
83 struct ordered_events *oe __maybe_unused)
84{
85 return 0;
86}
87#endif
88
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -020089static int perf_event__repipe_op2_synth(struct perf_tool *tool,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -020090 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +030091 struct perf_session *session
92 __maybe_unused)
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -020093{
Adrian Hunter63c2c9f2013-07-04 16:20:20 +030094 return perf_event__repipe_synth(tool, event);
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -020095}
96
Adrian Hunter47c3d102013-07-04 16:20:21 +030097static int perf_event__repipe_attr(struct perf_tool *tool,
98 union perf_event *event,
99 struct perf_evlist **pevlist)
Arnaldo Carvalho de Melo10d0f082011-11-11 22:45:41 -0200100{
Adrian Hunter89c97d92013-10-22 10:34:09 +0300101 struct perf_inject *inject = container_of(tool, struct perf_inject,
102 tool);
Stephane Eranian1a1ed1b2012-05-15 13:28:11 +0200103 int ret;
Adrian Hunter47c3d102013-07-04 16:20:21 +0300104
105 ret = perf_event__process_attr(tool, event, pevlist);
Stephane Eranian1a1ed1b2012-05-15 13:28:11 +0200106 if (ret)
107 return ret;
108
Jiri Olsaa261e4a2014-06-05 18:51:44 +0200109 if (!inject->output.is_pipe)
Adrian Hunter89c97d92013-10-22 10:34:09 +0300110 return 0;
111
Adrian Hunter47c3d102013-07-04 16:20:21 +0300112 return perf_event__repipe_synth(tool, event);
Arnaldo Carvalho de Melo10d0f082011-11-11 22:45:41 -0200113}
114
Adrian Huntere31f0d02015-04-30 17:37:27 +0300115#ifdef HAVE_AUXTRACE_SUPPORT
116
117static int copy_bytes(struct perf_inject *inject, int fd, off_t size)
118{
119 char buf[4096];
120 ssize_t ssz;
121 int ret;
122
123 while (size > 0) {
124 ssz = read(fd, buf, min(size, (off_t)sizeof(buf)));
125 if (ssz < 0)
126 return -errno;
127 ret = output_bytes(inject, buf, ssz);
128 if (ret)
129 return ret;
130 size -= ssz;
131 }
132
133 return 0;
134}
135
Adrian Huntercd17a9b2015-04-21 12:21:54 +0300136static s64 perf_event__repipe_auxtrace(struct perf_tool *tool,
137 union perf_event *event,
Arnaldo Carvalho de Melob8f8eb82016-03-22 13:09:37 -0300138 struct perf_session *session)
Adrian Huntercd17a9b2015-04-21 12:21:54 +0300139{
140 struct perf_inject *inject = container_of(tool, struct perf_inject,
141 tool);
142 int ret;
143
Adrian Huntercd10b282015-04-30 17:37:26 +0300144 inject->have_auxtrace = true;
145
Adrian Hunter99fa2982015-04-30 17:37:25 +0300146 if (!inject->output.is_pipe) {
147 off_t offset;
148
Jiri Olsaeae8ad82017-01-23 22:25:41 +0100149 offset = lseek(inject->output.file.fd, 0, SEEK_CUR);
Adrian Hunter99fa2982015-04-30 17:37:25 +0300150 if (offset == -1)
151 return -errno;
152 ret = auxtrace_index__auxtrace_event(&session->auxtrace_index,
153 event, offset);
154 if (ret < 0)
155 return ret;
156 }
157
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100158 if (perf_data__is_pipe(session->data) || !session->one_mmap) {
Adrian Huntercd17a9b2015-04-21 12:21:54 +0300159 ret = output_bytes(inject, event, event->header.size);
160 if (ret < 0)
161 return ret;
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100162 ret = copy_bytes(inject, perf_data__fd(session->data),
Adrian Huntercd17a9b2015-04-21 12:21:54 +0300163 event->auxtrace.size);
164 } else {
165 ret = output_bytes(inject, event,
166 event->header.size + event->auxtrace.size);
167 }
168 if (ret < 0)
169 return ret;
170
171 return event->auxtrace.size;
172}
173
Adrian Huntere31f0d02015-04-30 17:37:27 +0300174#else
175
176static s64
177perf_event__repipe_auxtrace(struct perf_tool *tool __maybe_unused,
178 union perf_event *event __maybe_unused,
179 struct perf_session *session __maybe_unused)
180{
181 pr_err("AUX area tracing not supported\n");
182 return -EINVAL;
183}
184
185#endif
186
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200187static int perf_event__repipe(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200188 union perf_event *event,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300189 struct perf_sample *sample __maybe_unused,
Adrian Hunter63c2c9f2013-07-04 16:20:20 +0300190 struct machine *machine __maybe_unused)
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200191{
Adrian Hunter63c2c9f2013-07-04 16:20:20 +0300192 return perf_event__repipe_synth(tool, event);
Arnaldo Carvalho de Melo640c03c2010-12-02 14:10:21 -0200193}
194
Adrian Hunterf56fb982015-09-25 16:15:55 +0300195static int perf_event__drop(struct perf_tool *tool __maybe_unused,
196 union perf_event *event __maybe_unused,
197 struct perf_sample *sample __maybe_unused,
198 struct machine *machine __maybe_unused)
199{
200 return 0;
201}
202
Adrian Hunter73117302015-09-25 16:15:54 +0300203static int perf_event__drop_aux(struct perf_tool *tool,
204 union perf_event *event __maybe_unused,
205 struct perf_sample *sample,
206 struct machine *machine __maybe_unused)
207{
208 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
209
210 if (!inject->aux_id)
211 inject->aux_id = sample->id;
212
213 return 0;
214}
215
Andrew Vagin26a031e2012-08-07 16:56:04 +0400216typedef int (*inject_handler)(struct perf_tool *tool,
217 union perf_event *event,
218 struct perf_sample *sample,
219 struct perf_evsel *evsel,
220 struct machine *machine);
221
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200222static int perf_event__repipe_sample(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200223 union perf_event *event,
Andrew Vagin26a031e2012-08-07 16:56:04 +0400224 struct perf_sample *sample,
225 struct perf_evsel *evsel,
226 struct machine *machine)
Arnaldo Carvalho de Melo9e69c212011-03-15 15:44:01 -0300227{
Arnaldo Carvalho de Melo744a9712013-11-06 10:17:38 -0300228 if (evsel->handler) {
229 inject_handler f = evsel->handler;
Andrew Vagin26a031e2012-08-07 16:56:04 +0400230 return f(tool, event, sample, evsel, machine);
231 }
232
Andrew Vagin54a3cf52012-08-07 16:56:05 +0400233 build_id__mark_dso_hit(tool, event, sample, evsel, machine);
234
Adrian Hunter63c2c9f2013-07-04 16:20:20 +0300235 return perf_event__repipe_synth(tool, event);
Arnaldo Carvalho de Melo9e69c212011-03-15 15:44:01 -0300236}
237
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200238static int perf_event__repipe_mmap(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200239 union perf_event *event,
Arnaldo Carvalho de Melo8115d602011-01-29 14:01:45 -0200240 struct perf_sample *sample,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -0200241 struct machine *machine)
Tom Zanussi454c4072010-05-01 01:41:20 -0500242{
243 int err;
244
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200245 err = perf_event__process_mmap(tool, event, sample, machine);
246 perf_event__repipe(tool, event, sample, machine);
Tom Zanussi454c4072010-05-01 01:41:20 -0500247
248 return err;
249}
250
Jiri Olsae12b2022016-03-10 17:41:13 +0100251#ifdef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +0100252static int perf_event__jit_repipe_mmap(struct perf_tool *tool,
253 union perf_event *event,
254 struct perf_sample *sample,
255 struct machine *machine)
256{
257 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
258 u64 n = 0;
Adrian Hunter570735b2016-03-07 16:44:40 -0300259 int ret;
Stephane Eranian9b07e272015-11-30 10:02:21 +0100260
261 /*
262 * if jit marker, then inject jit mmaps and generate ELF images
263 */
Adrian Hunter570735b2016-03-07 16:44:40 -0300264 ret = jit_process(inject->session, &inject->output, machine,
265 event->mmap.filename, sample->pid, &n);
266 if (ret < 0)
267 return ret;
268 if (ret) {
Stephane Eranian9b07e272015-11-30 10:02:21 +0100269 inject->bytes_written += n;
270 return 0;
271 }
272 return perf_event__repipe_mmap(tool, event, sample, machine);
273}
274#endif
275
Stephane Eranian5c5e8542013-08-21 12:10:25 +0200276static int perf_event__repipe_mmap2(struct perf_tool *tool,
277 union perf_event *event,
278 struct perf_sample *sample,
279 struct machine *machine)
280{
281 int err;
282
283 err = perf_event__process_mmap2(tool, event, sample, machine);
284 perf_event__repipe(tool, event, sample, machine);
285
286 return err;
287}
288
Jiri Olsae12b2022016-03-10 17:41:13 +0100289#ifdef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +0100290static int perf_event__jit_repipe_mmap2(struct perf_tool *tool,
291 union perf_event *event,
292 struct perf_sample *sample,
293 struct machine *machine)
294{
295 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
296 u64 n = 0;
Adrian Hunter570735b2016-03-07 16:44:40 -0300297 int ret;
Stephane Eranian9b07e272015-11-30 10:02:21 +0100298
299 /*
300 * if jit marker, then inject jit mmaps and generate ELF images
301 */
Adrian Hunter570735b2016-03-07 16:44:40 -0300302 ret = jit_process(inject->session, &inject->output, machine,
303 event->mmap2.filename, sample->pid, &n);
304 if (ret < 0)
305 return ret;
306 if (ret) {
Stephane Eranian9b07e272015-11-30 10:02:21 +0100307 inject->bytes_written += n;
308 return 0;
309 }
310 return perf_event__repipe_mmap2(tool, event, sample, machine);
311}
312#endif
313
Arnaldo Carvalho de Melof62d3f02012-10-06 15:44:59 -0300314static int perf_event__repipe_fork(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200315 union perf_event *event,
Arnaldo Carvalho de Melo8115d602011-01-29 14:01:45 -0200316 struct perf_sample *sample,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -0200317 struct machine *machine)
Tom Zanussi454c4072010-05-01 01:41:20 -0500318{
319 int err;
320
Arnaldo Carvalho de Melof62d3f02012-10-06 15:44:59 -0300321 err = perf_event__process_fork(tool, event, sample, machine);
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200322 perf_event__repipe(tool, event, sample, machine);
Tom Zanussi454c4072010-05-01 01:41:20 -0500323
324 return err;
325}
326
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300327static int perf_event__repipe_comm(struct perf_tool *tool,
328 union perf_event *event,
329 struct perf_sample *sample,
330 struct machine *machine)
331{
332 int err;
333
334 err = perf_event__process_comm(tool, event, sample, machine);
335 perf_event__repipe(tool, event, sample, machine);
336
337 return err;
338}
339
Hari Bathinif3b36142017-03-08 02:11:43 +0530340static int perf_event__repipe_namespaces(struct perf_tool *tool,
341 union perf_event *event,
342 struct perf_sample *sample,
343 struct machine *machine)
344{
345 int err = perf_event__process_namespaces(tool, event, sample, machine);
346
347 perf_event__repipe(tool, event, sample, machine);
348
349 return err;
350}
351
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300352static int perf_event__repipe_exit(struct perf_tool *tool,
353 union perf_event *event,
354 struct perf_sample *sample,
355 struct machine *machine)
356{
357 int err;
358
359 err = perf_event__process_exit(tool, event, sample, machine);
360 perf_event__repipe(tool, event, sample, machine);
361
362 return err;
363}
364
Adrian Hunter47c3d102013-07-04 16:20:21 +0300365static int perf_event__repipe_tracing_data(struct perf_tool *tool,
366 union perf_event *event,
Arnaldo Carvalho de Melo8115d602011-01-29 14:01:45 -0200367 struct perf_session *session)
Tom Zanussi454c4072010-05-01 01:41:20 -0500368{
369 int err;
370
Adrian Hunter47c3d102013-07-04 16:20:21 +0300371 perf_event__repipe_synth(tool, event);
372 err = perf_event__process_tracing_data(tool, event, session);
Tom Zanussi454c4072010-05-01 01:41:20 -0500373
374 return err;
375}
376
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300377static int perf_event__repipe_id_index(struct perf_tool *tool,
378 union perf_event *event,
379 struct perf_session *session)
380{
381 int err;
382
383 perf_event__repipe_synth(tool, event);
384 err = perf_event__process_id_index(tool, event, session);
385
386 return err;
387}
388
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300389static int dso__read_build_id(struct dso *dso)
Tom Zanussi454c4072010-05-01 01:41:20 -0500390{
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300391 if (dso->has_build_id)
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300392 return 0;
Tom Zanussi454c4072010-05-01 01:41:20 -0500393
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300394 if (filename__read_build_id(dso->long_name, dso->build_id,
395 sizeof(dso->build_id)) > 0) {
396 dso->has_build_id = true;
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300397 return 0;
Tom Zanussi454c4072010-05-01 01:41:20 -0500398 }
399
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300400 return -1;
401}
Tom Zanussi454c4072010-05-01 01:41:20 -0500402
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300403static int dso__inject_build_id(struct dso *dso, struct perf_tool *tool,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -0200404 struct machine *machine)
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300405{
406 u16 misc = PERF_RECORD_MISC_USER;
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300407 int err;
Tom Zanussi454c4072010-05-01 01:41:20 -0500408
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300409 if (dso__read_build_id(dso) < 0) {
410 pr_debug("no build_id found for %s\n", dso->long_name);
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300411 return -1;
412 }
Tom Zanussi454c4072010-05-01 01:41:20 -0500413
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300414 if (dso->kernel)
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300415 misc = PERF_RECORD_MISC_KERNEL;
416
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300417 err = perf_event__synthesize_build_id(tool, dso, misc, perf_event__repipe,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -0200418 machine);
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300419 if (err) {
Arnaldo Carvalho de Meloc824c432013-10-22 19:01:31 -0300420 pr_err("Can't synthesize build_id event for %s\n", dso->long_name);
Tom Zanussi454c4072010-05-01 01:41:20 -0500421 return -1;
422 }
423
424 return 0;
425}
426
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200427static int perf_event__inject_buildid(struct perf_tool *tool,
Arnaldo Carvalho de Melod20deb62011-11-25 08:19:45 -0200428 union perf_event *event,
Arnaldo Carvalho de Melo8115d602011-01-29 14:01:45 -0200429 struct perf_sample *sample,
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300430 struct perf_evsel *evsel __maybe_unused,
Arnaldo Carvalho de Melo743eb8682011-11-28 07:56:39 -0200431 struct machine *machine)
Tom Zanussi454c4072010-05-01 01:41:20 -0500432{
433 struct addr_location al;
434 struct thread *thread;
Tom Zanussi454c4072010-05-01 01:41:20 -0500435
Namhyung Kim13ce34d2014-05-12 09:56:42 +0900436 thread = machine__findnew_thread(machine, sample->pid, sample->tid);
Tom Zanussi454c4072010-05-01 01:41:20 -0500437 if (thread == NULL) {
438 pr_err("problem processing %d event, skipping it.\n",
439 event->header.type);
Tom Zanussi454c4072010-05-01 01:41:20 -0500440 goto repipe;
441 }
442
Arnaldo Carvalho de Melo71a84b52018-04-24 11:58:56 -0300443 if (thread__find_map(thread, sample->cpumode, sample->ip, &al)) {
Tom Zanussi454c4072010-05-01 01:41:20 -0500444 if (!al.map->dso->hit) {
445 al.map->dso->hit = 1;
Arnaldo Carvalho de Melobe39db92016-09-01 19:25:52 -0300446 if (map__load(al.map) >= 0) {
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200447 dso__inject_build_id(al.map->dso, tool, machine);
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300448 /*
449 * If this fails, too bad, let the other side
450 * account this as unresolved.
451 */
Namhyung Kim393be2e2012-08-06 13:41:21 +0900452 } else {
Ingo Molnar89fe8082013-09-30 12:07:11 +0200453#ifdef HAVE_LIBELF_SUPPORT
Tom Zanussi454c4072010-05-01 01:41:20 -0500454 pr_warning("no symbols found in %s, maybe "
455 "install a debug package?\n",
456 al.map->dso->long_name);
Namhyung Kim393be2e2012-08-06 13:41:21 +0900457#endif
458 }
Tom Zanussi454c4072010-05-01 01:41:20 -0500459 }
460 }
461
Arnaldo Carvalho de Melob91fc392015-04-06 20:43:22 -0300462 thread__put(thread);
Tom Zanussi454c4072010-05-01 01:41:20 -0500463repipe:
Arnaldo Carvalho de Melo45694aa2011-11-28 08:30:20 -0200464 perf_event__repipe(tool, event, sample, machine);
Arnaldo Carvalho de Melo090f7202010-05-02 19:46:36 -0300465 return 0;
Tom Zanussi454c4072010-05-01 01:41:20 -0500466}
467
Andrew Vagin26a031e2012-08-07 16:56:04 +0400468static int perf_inject__sched_process_exit(struct perf_tool *tool,
469 union perf_event *event __maybe_unused,
470 struct perf_sample *sample,
471 struct perf_evsel *evsel __maybe_unused,
472 struct machine *machine __maybe_unused)
473{
474 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
475 struct event_entry *ent;
476
477 list_for_each_entry(ent, &inject->samples, node) {
478 if (sample->tid == ent->tid) {
479 list_del_init(&ent->node);
480 free(ent);
481 break;
482 }
483 }
484
485 return 0;
486}
487
488static int perf_inject__sched_switch(struct perf_tool *tool,
489 union perf_event *event,
490 struct perf_sample *sample,
491 struct perf_evsel *evsel,
492 struct machine *machine)
493{
494 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
495 struct event_entry *ent;
496
497 perf_inject__sched_process_exit(tool, event, sample, evsel, machine);
498
499 ent = malloc(event->header.size + sizeof(struct event_entry));
500 if (ent == NULL) {
501 color_fprintf(stderr, PERF_COLOR_RED,
502 "Not enough memory to process sched switch event!");
503 return -1;
504 }
505
506 ent->tid = sample->tid;
507 memcpy(&ent->event, event, event->header.size);
508 list_add(&ent->node, &inject->samples);
509 return 0;
510}
511
512static int perf_inject__sched_stat(struct perf_tool *tool,
513 union perf_event *event __maybe_unused,
514 struct perf_sample *sample,
515 struct perf_evsel *evsel,
516 struct machine *machine)
517{
518 struct event_entry *ent;
519 union perf_event *event_sw;
520 struct perf_sample sample_sw;
521 struct perf_inject *inject = container_of(tool, struct perf_inject, tool);
522 u32 pid = perf_evsel__intval(evsel, sample, "pid");
523
524 list_for_each_entry(ent, &inject->samples, node) {
525 if (pid == ent->tid)
526 goto found;
527 }
528
529 return 0;
530found:
531 event_sw = &ent->event[0];
532 perf_evsel__parse_sample(evsel, event_sw, &sample_sw);
533
534 sample_sw.period = sample->period;
535 sample_sw.time = sample->time;
536 perf_event__synthesize_sample(event_sw, evsel->attr.sample_type,
Adrian Hunter936f1f32018-01-16 15:14:52 +0200537 evsel->attr.read_format, &sample_sw);
Andrew Vagin54a3cf52012-08-07 16:56:05 +0400538 build_id__mark_dso_hit(tool, event_sw, &sample_sw, evsel, machine);
Andrew Vagin26a031e2012-08-07 16:56:04 +0400539 return perf_event__repipe(tool, event_sw, &sample_sw, machine);
540}
541
Irina Tirdea1d037ca2012-09-11 01:15:03 +0300542static void sig_handler(int sig __maybe_unused)
Tom Zanussi454c4072010-05-01 01:41:20 -0500543{
544 session_done = 1;
545}
546
Andrew Vagin26a031e2012-08-07 16:56:04 +0400547static int perf_evsel__check_stype(struct perf_evsel *evsel,
548 u64 sample_type, const char *sample_msg)
549{
550 struct perf_event_attr *attr = &evsel->attr;
551 const char *name = perf_evsel__name(evsel);
552
553 if (!(attr->sample_type & sample_type)) {
554 pr_err("Samples for %s event do not have %s attribute set.",
555 name, sample_msg);
556 return -EINVAL;
557 }
558
559 return 0;
560}
561
Adrian Hunterf56fb982015-09-25 16:15:55 +0300562static int drop_sample(struct perf_tool *tool __maybe_unused,
563 union perf_event *event __maybe_unused,
564 struct perf_sample *sample __maybe_unused,
565 struct perf_evsel *evsel __maybe_unused,
566 struct machine *machine __maybe_unused)
567{
568 return 0;
569}
570
571static void strip_init(struct perf_inject *inject)
572{
573 struct perf_evlist *evlist = inject->session->evlist;
574 struct perf_evsel *evsel;
575
576 inject->tool.context_switch = perf_event__drop;
577
Arnaldo Carvalho de Meloe5cadb92016-06-23 11:26:15 -0300578 evlist__for_each_entry(evlist, evsel)
Adrian Hunterf56fb982015-09-25 16:15:55 +0300579 evsel->handler = drop_sample;
580}
581
582static bool has_tracking(struct perf_evsel *evsel)
583{
584 return evsel->attr.mmap || evsel->attr.mmap2 || evsel->attr.comm ||
585 evsel->attr.task;
586}
587
588#define COMPAT_MASK (PERF_SAMPLE_ID | PERF_SAMPLE_TID | PERF_SAMPLE_TIME | \
589 PERF_SAMPLE_ID | PERF_SAMPLE_CPU | PERF_SAMPLE_IDENTIFIER)
590
591/*
592 * In order that the perf.data file is parsable, tracking events like MMAP need
593 * their selected event to exist, except if there is only 1 selected event left
594 * and it has a compatible sample type.
595 */
596static bool ok_to_remove(struct perf_evlist *evlist,
597 struct perf_evsel *evsel_to_remove)
598{
599 struct perf_evsel *evsel;
600 int cnt = 0;
601 bool ok = false;
602
603 if (!has_tracking(evsel_to_remove))
604 return true;
605
Arnaldo Carvalho de Meloe5cadb92016-06-23 11:26:15 -0300606 evlist__for_each_entry(evlist, evsel) {
Adrian Hunterf56fb982015-09-25 16:15:55 +0300607 if (evsel->handler != drop_sample) {
608 cnt += 1;
609 if ((evsel->attr.sample_type & COMPAT_MASK) ==
610 (evsel_to_remove->attr.sample_type & COMPAT_MASK))
611 ok = true;
612 }
613 }
614
615 return ok && cnt == 1;
616}
617
618static void strip_fini(struct perf_inject *inject)
619{
620 struct perf_evlist *evlist = inject->session->evlist;
621 struct perf_evsel *evsel, *tmp;
622
623 /* Remove non-synthesized evsels if possible */
Arnaldo Carvalho de Meloe5cadb92016-06-23 11:26:15 -0300624 evlist__for_each_entry_safe(evlist, tmp, evsel) {
Adrian Hunterf56fb982015-09-25 16:15:55 +0300625 if (evsel->handler == drop_sample &&
626 ok_to_remove(evlist, evsel)) {
627 pr_debug("Deleting %s\n", perf_evsel__name(evsel));
628 perf_evlist__remove(evlist, evsel);
629 perf_evsel__delete(evsel);
630 }
631 }
632}
633
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300634static int __cmd_inject(struct perf_inject *inject)
Tom Zanussi454c4072010-05-01 01:41:20 -0500635{
Tom Zanussi454c4072010-05-01 01:41:20 -0500636 int ret = -EINVAL;
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900637 struct perf_session *session = inject->session;
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100638 struct perf_data *data_out = &inject->output;
639 int fd = perf_data__fd(data_out);
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300640 u64 output_data_offset;
Tom Zanussi454c4072010-05-01 01:41:20 -0500641
642 signal(SIGINT, sig_handler);
643
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300644 if (inject->build_ids || inject->sched_stat ||
645 inject->itrace_synth_opts.set) {
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300646 inject->tool.mmap = perf_event__repipe_mmap;
Stephane Eranian5c5e8542013-08-21 12:10:25 +0200647 inject->tool.mmap2 = perf_event__repipe_mmap2;
Arnaldo Carvalho de Melof62d3f02012-10-06 15:44:59 -0300648 inject->tool.fork = perf_event__repipe_fork;
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300649 inject->tool.tracing_data = perf_event__repipe_tracing_data;
Tom Zanussi454c4072010-05-01 01:41:20 -0500650 }
651
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300652 output_data_offset = session->header.data_offset;
653
Andrew Vagin54a3cf52012-08-07 16:56:05 +0400654 if (inject->build_ids) {
655 inject->tool.sample = perf_event__inject_buildid;
656 } else if (inject->sched_stat) {
Andrew Vagin26a031e2012-08-07 16:56:04 +0400657 struct perf_evsel *evsel;
658
Arnaldo Carvalho de Meloe5cadb92016-06-23 11:26:15 -0300659 evlist__for_each_entry(session->evlist, evsel) {
Andrew Vagin26a031e2012-08-07 16:56:04 +0400660 const char *name = perf_evsel__name(evsel);
661
662 if (!strcmp(name, "sched:sched_switch")) {
663 if (perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID"))
664 return -EINVAL;
665
Arnaldo Carvalho de Melo744a9712013-11-06 10:17:38 -0300666 evsel->handler = perf_inject__sched_switch;
Andrew Vagin26a031e2012-08-07 16:56:04 +0400667 } else if (!strcmp(name, "sched:sched_process_exit"))
Arnaldo Carvalho de Melo744a9712013-11-06 10:17:38 -0300668 evsel->handler = perf_inject__sched_process_exit;
Andrew Vagin26a031e2012-08-07 16:56:04 +0400669 else if (!strncmp(name, "sched:sched_stat_", 17))
Arnaldo Carvalho de Melo744a9712013-11-06 10:17:38 -0300670 evsel->handler = perf_inject__sched_stat;
Andrew Vagin26a031e2012-08-07 16:56:04 +0400671 }
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300672 } else if (inject->itrace_synth_opts.set) {
673 session->itrace_synth_opts = &inject->itrace_synth_opts;
674 inject->itrace_synth_opts.inject = true;
675 inject->tool.comm = perf_event__repipe_comm;
Hari Bathinif3b36142017-03-08 02:11:43 +0530676 inject->tool.namespaces = perf_event__repipe_namespaces;
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300677 inject->tool.exit = perf_event__repipe_exit;
678 inject->tool.id_index = perf_event__repipe_id_index;
679 inject->tool.auxtrace_info = perf_event__process_auxtrace_info;
680 inject->tool.auxtrace = perf_event__process_auxtrace;
Adrian Hunter73117302015-09-25 16:15:54 +0300681 inject->tool.aux = perf_event__drop_aux;
682 inject->tool.itrace_start = perf_event__drop_aux,
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300683 inject->tool.ordered_events = true;
684 inject->tool.ordering_requires_timestamps = true;
685 /* Allow space in the header for new attributes */
686 output_data_offset = 4096;
Adrian Hunterf56fb982015-09-25 16:15:55 +0300687 if (inject->strip)
688 strip_init(inject);
Andrew Vagin26a031e2012-08-07 16:56:04 +0400689 }
690
Adrian Hunter99fa2982015-04-30 17:37:25 +0300691 if (!inject->itrace_synth_opts.set)
692 auxtrace_index__free(&session->auxtrace_index);
693
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100694 if (!data_out->is_pipe)
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300695 lseek(fd, output_data_offset, SEEK_SET);
Andrew Vagine558a5b2012-08-07 16:56:02 +0400696
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -0300697 ret = perf_session__process_events(session);
David Carrillo-Cisnerosbb8d5212017-04-10 13:14:26 -0700698 if (ret)
699 return ret;
Tom Zanussi454c4072010-05-01 01:41:20 -0500700
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100701 if (!data_out->is_pipe) {
Adrian Hunter640dad42016-03-07 16:44:38 -0300702 if (inject->build_ids)
Adrian Huntere38b43c2014-07-14 13:02:34 +0300703 perf_header__set_feat(&session->header,
704 HEADER_BUILD_ID);
Adrian Hunter640dad42016-03-07 16:44:38 -0300705 /*
706 * Keep all buildids when there is unprocessed AUX data because
707 * it is not known which ones the AUX trace hits.
708 */
709 if (perf_header__has_feat(&session->header, HEADER_BUILD_ID) &&
710 inject->have_auxtrace && !inject->itrace_synth_opts.set)
711 dsos__hit_all(session);
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300712 /*
713 * The AUX areas have been removed and replaced with
Adrian Hunter73117302015-09-25 16:15:54 +0300714 * synthesized hardware events, so clear the feature flag and
715 * remove the evsel.
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300716 */
Adrian Hunter051a01b2015-09-25 16:15:43 +0300717 if (inject->itrace_synth_opts.set) {
Adrian Hunter73117302015-09-25 16:15:54 +0300718 struct perf_evsel *evsel;
719
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300720 perf_header__clear_feat(&session->header,
721 HEADER_AUXTRACE);
Adrian Hunter051a01b2015-09-25 16:15:43 +0300722 if (inject->itrace_synth_opts.last_branch)
723 perf_header__set_feat(&session->header,
724 HEADER_BRANCH_STACK);
Adrian Hunter73117302015-09-25 16:15:54 +0300725 evsel = perf_evlist__id2evsel_strict(session->evlist,
726 inject->aux_id);
727 if (evsel) {
728 pr_debug("Deleting %s\n",
729 perf_evsel__name(evsel));
730 perf_evlist__remove(session->evlist, evsel);
731 perf_evsel__delete(evsel);
732 }
Adrian Hunterf56fb982015-09-25 16:15:55 +0300733 if (inject->strip)
734 strip_fini(inject);
Adrian Hunter051a01b2015-09-25 16:15:43 +0300735 }
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300736 session->header.data_offset = output_data_offset;
Andrew Vagine558a5b2012-08-07 16:56:02 +0400737 session->header.data_size = inject->bytes_written;
Namhyung Kim42aa2762015-01-29 17:06:48 +0900738 perf_session__write_header(session, session->evlist, fd, true);
Andrew Vagine558a5b2012-08-07 16:56:02 +0400739 }
740
Tom Zanussi454c4072010-05-01 01:41:20 -0500741 return ret;
742}
743
Arnaldo Carvalho de Melob0ad8ea2017-03-27 11:47:20 -0300744int cmd_inject(int argc, const char **argv)
Tom Zanussi454c4072010-05-01 01:41:20 -0500745{
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300746 struct perf_inject inject = {
747 .tool = {
748 .sample = perf_event__repipe_sample,
749 .mmap = perf_event__repipe,
Stephane Eranian5c5e8542013-08-21 12:10:25 +0200750 .mmap2 = perf_event__repipe,
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300751 .comm = perf_event__repipe,
752 .fork = perf_event__repipe,
753 .exit = perf_event__repipe,
754 .lost = perf_event__repipe,
Adrian Hunterd8145b32015-11-13 11:48:32 +0200755 .lost_samples = perf_event__repipe,
Adrian Hunter4a96f7a2015-04-30 17:37:29 +0300756 .aux = perf_event__repipe,
Adrian Hunter0ad21f62015-04-30 17:37:30 +0300757 .itrace_start = perf_event__repipe,
Adrian Hunter02860392015-07-21 12:44:03 +0300758 .context_switch = perf_event__repipe,
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300759 .read = perf_event__repipe_sample,
760 .throttle = perf_event__repipe,
761 .unthrottle = perf_event__repipe,
762 .attr = perf_event__repipe_attr,
Adrian Hunter47c3d102013-07-04 16:20:21 +0300763 .tracing_data = perf_event__repipe_op2_synth,
Adrian Huntercd17a9b2015-04-21 12:21:54 +0300764 .auxtrace_info = perf_event__repipe_op2_synth,
765 .auxtrace = perf_event__repipe_auxtrace,
766 .auxtrace_error = perf_event__repipe_op2_synth,
Adrian Hunter46bc29b2016-03-08 10:38:44 +0200767 .time_conv = perf_event__repipe_op2_synth,
Arnaldo Carvalho de Melod704ebd2015-03-03 12:37:54 -0300768 .finished_round = perf_event__repipe_oe_synth,
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300769 .build_id = perf_event__repipe_op2_synth,
Adrian Hunter3c659ee2014-10-27 15:49:22 +0200770 .id_index = perf_event__repipe_op2_synth,
David Carrillo-Cisnerose9def1b2017-07-17 21:25:48 -0700771 .feature = perf_event__repipe_op2_synth,
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300772 },
Andrew Vagine558a5b2012-08-07 16:56:02 +0400773 .input_name = "-",
Andrew Vagin26a031e2012-08-07 16:56:04 +0400774 .samples = LIST_HEAD_INIT(inject.samples),
Jiri Olsa34069122013-10-29 19:04:57 +0100775 .output = {
Jiri Olsaeae8ad82017-01-23 22:25:41 +0100776 .file = {
777 .path = "-",
778 },
779 .mode = PERF_DATA_MODE_WRITE,
Jiri Olsa34069122013-10-29 19:04:57 +0100780 },
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300781 };
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100782 struct perf_data data = {
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900783 .mode = PERF_DATA_MODE_READ,
784 };
785 int ret;
786
Stephane Eranian9b07e272015-11-30 10:02:21 +0100787 struct option options[] = {
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300788 OPT_BOOLEAN('b', "build-ids", &inject.build_ids,
789 "Inject build-ids into the output stream"),
Andrew Vagine558a5b2012-08-07 16:56:02 +0400790 OPT_STRING('i', "input", &inject.input_name, "file",
791 "input file name"),
Jiri Olsaeae8ad82017-01-23 22:25:41 +0100792 OPT_STRING('o', "output", &inject.output.file.path, "file",
Andrew Vagine558a5b2012-08-07 16:56:02 +0400793 "output file name"),
Andrew Vagin26a031e2012-08-07 16:56:04 +0400794 OPT_BOOLEAN('s', "sched-stat", &inject.sched_stat,
795 "Merge sched-stat and sched-switch for getting events "
796 "where and how long tasks slept"),
Jiri Olsae12b2022016-03-10 17:41:13 +0100797#ifdef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +0100798 OPT_BOOLEAN('j', "jit", &inject.jit_mode, "merge jitdump files into perf.data file"),
Jiri Olsae12b2022016-03-10 17:41:13 +0100799#endif
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300800 OPT_INCR('v', "verbose", &verbose,
801 "be more verbose (show build ids, etc)"),
Adrian Huntera7a2b8b2014-07-22 16:17:38 +0300802 OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, "file",
803 "kallsyms pathname"),
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100804 OPT_BOOLEAN('f', "force", &data.force, "don't complain, do it"),
Adrian Hunter0f0aa5e2015-04-09 18:54:00 +0300805 OPT_CALLBACK_OPTARG(0, "itrace", &inject.itrace_synth_opts,
806 NULL, "opts", "Instruction Tracing options",
807 itrace_parse_synth_opts),
Adrian Hunterf56fb982015-09-25 16:15:55 +0300808 OPT_BOOLEAN(0, "strip", &inject.strip,
809 "strip non-synthesized events (use with --itrace)"),
Arnaldo Carvalho de Melo5ded57a2012-09-30 19:54:10 -0300810 OPT_END()
811 };
Arnaldo Carvalho de Melo002439e2012-10-01 15:20:58 -0300812 const char * const inject_usage[] = {
813 "perf inject [<options>]",
814 NULL
815 };
Jiri Olsae12b2022016-03-10 17:41:13 +0100816#ifndef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +0100817 set_option_nobuild(options, 'j', "jit", "NO_LIBELF=1", true);
818#endif
Arnaldo Carvalho de Melo002439e2012-10-01 15:20:58 -0300819 argc = parse_options(argc, argv, options, inject_usage, 0);
Tom Zanussi454c4072010-05-01 01:41:20 -0500820
821 /*
822 * Any (unrecognized) arguments left?
823 */
824 if (argc)
Arnaldo Carvalho de Melo002439e2012-10-01 15:20:58 -0300825 usage_with_options(inject_usage, options);
Tom Zanussi454c4072010-05-01 01:41:20 -0500826
Adrian Hunterf56fb982015-09-25 16:15:55 +0300827 if (inject.strip && !inject.itrace_synth_opts.set) {
828 pr_err("--strip option requires --itrace option\n");
829 return -1;
830 }
831
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100832 if (perf_data__open(&inject.output)) {
Jiri Olsa34069122013-10-29 19:04:57 +0100833 perror("failed to create output file");
834 return -1;
Andrew Vagine558a5b2012-08-07 16:56:02 +0400835 }
836
Arnaldo Carvalho de Melob7b61cb2015-03-03 11:58:45 -0300837 inject.tool.ordered_events = inject.sched_stat;
838
Jiri Olsaeae8ad82017-01-23 22:25:41 +0100839 data.file.path = inject.input_name;
Jiri Olsa8ceb41d2017-01-23 22:07:59 +0100840 inject.session = perf_session__new(&data, true, &inject.tool);
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900841 if (inject.session == NULL)
Taeung Song52e028342014-09-24 10:33:37 +0900842 return -1;
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900843
Arnaldo Carvalho de Melo921f3fa2016-01-22 18:41:00 -0300844 if (inject.build_ids) {
845 /*
846 * to make sure the mmap records are ordered correctly
847 * and so that the correct especially due to jitted code
848 * mmaps. We cannot generate the buildid hit list and
849 * inject the jit mmaps at the same time for now.
850 */
851 inject.tool.ordered_events = true;
852 inject.tool.ordering_requires_timestamps = true;
853 }
Jiri Olsae12b2022016-03-10 17:41:13 +0100854#ifdef HAVE_JITDUMP
Stephane Eranian9b07e272015-11-30 10:02:21 +0100855 if (inject.jit_mode) {
Stephane Eranian9b07e272015-11-30 10:02:21 +0100856 inject.tool.mmap2 = perf_event__jit_repipe_mmap2;
857 inject.tool.mmap = perf_event__jit_repipe_mmap;
858 inject.tool.ordered_events = true;
859 inject.tool.ordering_requires_timestamps = true;
860 /*
861 * JIT MMAP injection injects all MMAP events in one go, so it
862 * does not obey finished_round semantics.
863 */
864 inject.tool.finished_round = perf_event__drop_oe;
865 }
866#endif
Taeung Song9fedfb02015-06-30 17:15:20 +0900867 ret = symbol__init(&inject.session->header.env);
868 if (ret < 0)
869 goto out_delete;
Tom Zanussi454c4072010-05-01 01:41:20 -0500870
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900871 ret = __cmd_inject(&inject);
872
Taeung Song9fedfb02015-06-30 17:15:20 +0900873out_delete:
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900874 perf_session__delete(inject.session);
Namhyung Kim1cb8bdc2014-08-12 15:40:37 +0900875 return ret;
Tom Zanussi454c4072010-05-01 01:41:20 -0500876}