Commit | Line | Data |
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5f9c39dc FW |
1 | #include "builtin.h" |
2 | ||
b7eead86 | 3 | #include "perf.h" |
5f9c39dc | 4 | #include "util/cache.h" |
b7eead86 AG |
5 | #include "util/debug.h" |
6 | #include "util/exec_cmd.h" | |
7 | #include "util/header.h" | |
8 | #include "util/parse-options.h" | |
9 | #include "util/session.h" | |
45694aa7 | 10 | #include "util/tool.h" |
5f9c39dc FW |
11 | #include "util/symbol.h" |
12 | #include "util/thread.h" | |
cf72344d | 13 | #include "util/trace-event.h" |
b7eead86 | 14 | #include "util/util.h" |
1424dc96 DA |
15 | #include "util/evlist.h" |
16 | #include "util/evsel.h" | |
5d67be97 | 17 | #include <linux/bitmap.h> |
5f9c39dc | 18 | |
956ffd02 TZ |
19 | static char const *script_name; |
20 | static char const *generate_script_lang; | |
ffabd99e | 21 | static bool debug_mode; |
e1889d75 | 22 | static u64 last_timestamp; |
6fcf7ddb | 23 | static u64 nr_unordered; |
34c86ea9 | 24 | extern const struct option record_options[]; |
c0230b2b | 25 | static bool no_callchain; |
fbe96f29 | 26 | static bool show_full_info; |
317df650 | 27 | static bool system_wide; |
5d67be97 AB |
28 | static const char *cpu_list; |
29 | static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); | |
956ffd02 | 30 | |
745f43e3 DA |
31 | enum perf_output_field { |
32 | PERF_OUTPUT_COMM = 1U << 0, | |
33 | PERF_OUTPUT_TID = 1U << 1, | |
34 | PERF_OUTPUT_PID = 1U << 2, | |
35 | PERF_OUTPUT_TIME = 1U << 3, | |
36 | PERF_OUTPUT_CPU = 1U << 4, | |
37 | PERF_OUTPUT_EVNAME = 1U << 5, | |
38 | PERF_OUTPUT_TRACE = 1U << 6, | |
787bef17 DA |
39 | PERF_OUTPUT_IP = 1U << 7, |
40 | PERF_OUTPUT_SYM = 1U << 8, | |
610723f2 | 41 | PERF_OUTPUT_DSO = 1U << 9, |
7cec0922 | 42 | PERF_OUTPUT_ADDR = 1U << 10, |
a978f2ab | 43 | PERF_OUTPUT_SYMOFFSET = 1U << 11, |
745f43e3 DA |
44 | }; |
45 | ||
46 | struct output_option { | |
47 | const char *str; | |
48 | enum perf_output_field field; | |
49 | } all_output_options[] = { | |
50 | {.str = "comm", .field = PERF_OUTPUT_COMM}, | |
51 | {.str = "tid", .field = PERF_OUTPUT_TID}, | |
52 | {.str = "pid", .field = PERF_OUTPUT_PID}, | |
53 | {.str = "time", .field = PERF_OUTPUT_TIME}, | |
54 | {.str = "cpu", .field = PERF_OUTPUT_CPU}, | |
55 | {.str = "event", .field = PERF_OUTPUT_EVNAME}, | |
56 | {.str = "trace", .field = PERF_OUTPUT_TRACE}, | |
787bef17 | 57 | {.str = "ip", .field = PERF_OUTPUT_IP}, |
c0230b2b | 58 | {.str = "sym", .field = PERF_OUTPUT_SYM}, |
610723f2 | 59 | {.str = "dso", .field = PERF_OUTPUT_DSO}, |
7cec0922 | 60 | {.str = "addr", .field = PERF_OUTPUT_ADDR}, |
a978f2ab | 61 | {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, |
745f43e3 DA |
62 | }; |
63 | ||
64 | /* default set to maintain compatibility with current format */ | |
2c9e45f7 DA |
65 | static struct { |
66 | bool user_set; | |
9cbdb702 | 67 | bool wildcard_set; |
2c9e45f7 DA |
68 | u64 fields; |
69 | u64 invalid_fields; | |
70 | } output[PERF_TYPE_MAX] = { | |
71 | ||
72 | [PERF_TYPE_HARDWARE] = { | |
73 | .user_set = false, | |
74 | ||
75 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
76 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 77 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 78 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
79 | |
80 | .invalid_fields = PERF_OUTPUT_TRACE, | |
81 | }, | |
82 | ||
83 | [PERF_TYPE_SOFTWARE] = { | |
84 | .user_set = false, | |
85 | ||
86 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
87 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 88 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 89 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
90 | |
91 | .invalid_fields = PERF_OUTPUT_TRACE, | |
92 | }, | |
93 | ||
94 | [PERF_TYPE_TRACEPOINT] = { | |
95 | .user_set = false, | |
96 | ||
97 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
98 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
99 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE, | |
100 | }, | |
0817a6a3 AS |
101 | |
102 | [PERF_TYPE_RAW] = { | |
103 | .user_set = false, | |
104 | ||
105 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
106 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 107 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 108 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
0817a6a3 AS |
109 | |
110 | .invalid_fields = PERF_OUTPUT_TRACE, | |
111 | }, | |
1424dc96 | 112 | }; |
745f43e3 | 113 | |
2c9e45f7 DA |
114 | static bool output_set_by_user(void) |
115 | { | |
116 | int j; | |
117 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
118 | if (output[j].user_set) | |
119 | return true; | |
120 | } | |
121 | return false; | |
122 | } | |
745f43e3 | 123 | |
9cbdb702 DA |
124 | static const char *output_field2str(enum perf_output_field field) |
125 | { | |
126 | int i, imax = ARRAY_SIZE(all_output_options); | |
127 | const char *str = ""; | |
128 | ||
129 | for (i = 0; i < imax; ++i) { | |
130 | if (all_output_options[i].field == field) { | |
131 | str = all_output_options[i].str; | |
132 | break; | |
133 | } | |
134 | } | |
135 | return str; | |
136 | } | |
137 | ||
2c9e45f7 | 138 | #define PRINT_FIELD(x) (output[attr->type].fields & PERF_OUTPUT_##x) |
1424dc96 | 139 | |
9cbdb702 DA |
140 | static int perf_event_attr__check_stype(struct perf_event_attr *attr, |
141 | u64 sample_type, const char *sample_msg, | |
142 | enum perf_output_field field) | |
1424dc96 | 143 | { |
9cbdb702 DA |
144 | int type = attr->type; |
145 | const char *evname; | |
146 | ||
147 | if (attr->sample_type & sample_type) | |
148 | return 0; | |
149 | ||
150 | if (output[type].user_set) { | |
151 | evname = __event_name(attr->type, attr->config); | |
152 | pr_err("Samples for '%s' event do not have %s attribute set. " | |
153 | "Cannot print '%s' field.\n", | |
154 | evname, sample_msg, output_field2str(field)); | |
155 | return -1; | |
156 | } | |
157 | ||
158 | /* user did not ask for it explicitly so remove from the default list */ | |
159 | output[type].fields &= ~field; | |
160 | evname = __event_name(attr->type, attr->config); | |
161 | pr_debug("Samples for '%s' event do not have %s attribute set. " | |
162 | "Skipping '%s' field.\n", | |
163 | evname, sample_msg, output_field2str(field)); | |
164 | ||
165 | return 0; | |
166 | } | |
167 | ||
168 | static int perf_evsel__check_attr(struct perf_evsel *evsel, | |
169 | struct perf_session *session) | |
170 | { | |
171 | struct perf_event_attr *attr = &evsel->attr; | |
172 | ||
1424dc96 DA |
173 | if (PRINT_FIELD(TRACE) && |
174 | !perf_session__has_traces(session, "record -R")) | |
175 | return -EINVAL; | |
176 | ||
787bef17 | 177 | if (PRINT_FIELD(IP)) { |
9cbdb702 | 178 | if (perf_event_attr__check_stype(attr, PERF_SAMPLE_IP, "IP", |
787bef17 | 179 | PERF_OUTPUT_IP)) |
1424dc96 | 180 | return -EINVAL; |
9cbdb702 | 181 | |
1424dc96 | 182 | if (!no_callchain && |
9cbdb702 | 183 | !(attr->sample_type & PERF_SAMPLE_CALLCHAIN)) |
1424dc96 DA |
184 | symbol_conf.use_callchain = false; |
185 | } | |
7cec0922 DA |
186 | |
187 | if (PRINT_FIELD(ADDR) && | |
188 | perf_event_attr__check_stype(attr, PERF_SAMPLE_ADDR, "ADDR", | |
189 | PERF_OUTPUT_ADDR)) | |
190 | return -EINVAL; | |
191 | ||
192 | if (PRINT_FIELD(SYM) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { | |
193 | pr_err("Display of symbols requested but neither sample IP nor " | |
194 | "sample address\nis selected. Hence, no addresses to convert " | |
195 | "to symbols.\n"); | |
787bef17 DA |
196 | return -EINVAL; |
197 | } | |
a978f2ab AN |
198 | if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { |
199 | pr_err("Display of offsets requested but symbol is not" | |
200 | "selected.\n"); | |
201 | return -EINVAL; | |
202 | } | |
7cec0922 DA |
203 | if (PRINT_FIELD(DSO) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { |
204 | pr_err("Display of DSO requested but neither sample IP nor " | |
205 | "sample address\nis selected. Hence, no addresses to convert " | |
206 | "to DSO.\n"); | |
610723f2 DA |
207 | return -EINVAL; |
208 | } | |
1424dc96 DA |
209 | |
210 | if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && | |
9cbdb702 DA |
211 | perf_event_attr__check_stype(attr, PERF_SAMPLE_TID, "TID", |
212 | PERF_OUTPUT_TID|PERF_OUTPUT_PID)) | |
1424dc96 | 213 | return -EINVAL; |
1424dc96 DA |
214 | |
215 | if (PRINT_FIELD(TIME) && | |
9cbdb702 DA |
216 | perf_event_attr__check_stype(attr, PERF_SAMPLE_TIME, "TIME", |
217 | PERF_OUTPUT_TIME)) | |
1424dc96 | 218 | return -EINVAL; |
1424dc96 DA |
219 | |
220 | if (PRINT_FIELD(CPU) && | |
9cbdb702 DA |
221 | perf_event_attr__check_stype(attr, PERF_SAMPLE_CPU, "CPU", |
222 | PERF_OUTPUT_CPU)) | |
1424dc96 | 223 | return -EINVAL; |
9cbdb702 DA |
224 | |
225 | return 0; | |
226 | } | |
227 | ||
228 | /* | |
229 | * verify all user requested events exist and the samples | |
230 | * have the expected data | |
231 | */ | |
232 | static int perf_session__check_output_opt(struct perf_session *session) | |
233 | { | |
234 | int j; | |
235 | struct perf_evsel *evsel; | |
236 | ||
237 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
238 | evsel = perf_session__find_first_evtype(session, j); | |
239 | ||
240 | /* | |
241 | * even if fields is set to 0 (ie., show nothing) event must | |
242 | * exist if user explicitly includes it on the command line | |
243 | */ | |
244 | if (!evsel && output[j].user_set && !output[j].wildcard_set) { | |
245 | pr_err("%s events do not exist. " | |
246 | "Remove corresponding -f option to proceed.\n", | |
247 | event_type(j)); | |
248 | return -1; | |
249 | } | |
250 | ||
251 | if (evsel && output[j].fields && | |
252 | perf_evsel__check_attr(evsel, session)) | |
253 | return -1; | |
1424dc96 DA |
254 | } |
255 | ||
256 | return 0; | |
257 | } | |
745f43e3 | 258 | |
c70c94b4 | 259 | static void print_sample_start(struct perf_sample *sample, |
1424dc96 DA |
260 | struct thread *thread, |
261 | struct perf_event_attr *attr) | |
c70c94b4 DA |
262 | { |
263 | int type; | |
264 | struct event *event; | |
265 | const char *evname = NULL; | |
266 | unsigned long secs; | |
267 | unsigned long usecs; | |
745f43e3 DA |
268 | unsigned long long nsecs; |
269 | ||
270 | if (PRINT_FIELD(COMM)) { | |
271 | if (latency_format) | |
272 | printf("%8.8s ", thread->comm); | |
787bef17 | 273 | else if (PRINT_FIELD(IP) && symbol_conf.use_callchain) |
c0230b2b | 274 | printf("%s ", thread->comm); |
745f43e3 DA |
275 | else |
276 | printf("%16s ", thread->comm); | |
277 | } | |
c70c94b4 | 278 | |
745f43e3 DA |
279 | if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) |
280 | printf("%5d/%-5d ", sample->pid, sample->tid); | |
281 | else if (PRINT_FIELD(PID)) | |
282 | printf("%5d ", sample->pid); | |
283 | else if (PRINT_FIELD(TID)) | |
284 | printf("%5d ", sample->tid); | |
285 | ||
286 | if (PRINT_FIELD(CPU)) { | |
287 | if (latency_format) | |
288 | printf("%3d ", sample->cpu); | |
289 | else | |
290 | printf("[%03d] ", sample->cpu); | |
291 | } | |
c70c94b4 | 292 | |
745f43e3 DA |
293 | if (PRINT_FIELD(TIME)) { |
294 | nsecs = sample->time; | |
295 | secs = nsecs / NSECS_PER_SEC; | |
296 | nsecs -= secs * NSECS_PER_SEC; | |
297 | usecs = nsecs / NSECS_PER_USEC; | |
298 | printf("%5lu.%06lu: ", secs, usecs); | |
299 | } | |
c70c94b4 | 300 | |
745f43e3 | 301 | if (PRINT_FIELD(EVNAME)) { |
1424dc96 DA |
302 | if (attr->type == PERF_TYPE_TRACEPOINT) { |
303 | type = trace_parse_common_type(sample->raw_data); | |
304 | event = trace_find_event(type); | |
305 | if (event) | |
306 | evname = event->name; | |
307 | } else | |
308 | evname = __event_name(attr->type, attr->config); | |
c70c94b4 | 309 | |
547a92e0 | 310 | printf("%s: ", evname ? evname : "[unknown]"); |
745f43e3 | 311 | } |
c70c94b4 DA |
312 | } |
313 | ||
95582596 AN |
314 | static bool is_bts_event(struct perf_event_attr *attr) |
315 | { | |
316 | return ((attr->type == PERF_TYPE_HARDWARE) && | |
317 | (attr->config & PERF_COUNT_HW_BRANCH_INSTRUCTIONS) && | |
318 | (attr->sample_period == 1)); | |
319 | } | |
320 | ||
7cec0922 DA |
321 | static bool sample_addr_correlates_sym(struct perf_event_attr *attr) |
322 | { | |
323 | if ((attr->type == PERF_TYPE_SOFTWARE) && | |
324 | ((attr->config == PERF_COUNT_SW_PAGE_FAULTS) || | |
325 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MIN) || | |
326 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MAJ))) | |
327 | return true; | |
328 | ||
95582596 AN |
329 | if (is_bts_event(attr)) |
330 | return true; | |
331 | ||
7cec0922 DA |
332 | return false; |
333 | } | |
334 | ||
335 | static void print_sample_addr(union perf_event *event, | |
336 | struct perf_sample *sample, | |
743eb868 | 337 | struct machine *machine, |
7cec0922 DA |
338 | struct thread *thread, |
339 | struct perf_event_attr *attr) | |
340 | { | |
341 | struct addr_location al; | |
342 | u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; | |
7cec0922 DA |
343 | |
344 | printf("%16" PRIx64, sample->addr); | |
345 | ||
346 | if (!sample_addr_correlates_sym(attr)) | |
347 | return; | |
348 | ||
743eb868 ACM |
349 | thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION, |
350 | sample->addr, &al); | |
7cec0922 | 351 | if (!al.map) |
743eb868 ACM |
352 | thread__find_addr_map(thread, machine, cpumode, MAP__VARIABLE, |
353 | sample->addr, &al); | |
7cec0922 DA |
354 | |
355 | al.cpu = sample->cpu; | |
356 | al.sym = NULL; | |
357 | ||
358 | if (al.map) | |
359 | al.sym = map__find_symbol(al.map, al.addr, NULL); | |
360 | ||
361 | if (PRINT_FIELD(SYM)) { | |
547a92e0 | 362 | printf(" "); |
a978f2ab AN |
363 | if (PRINT_FIELD(SYMOFFSET)) |
364 | symbol__fprintf_symname_offs(al.sym, &al, stdout); | |
365 | else | |
366 | symbol__fprintf_symname(al.sym, stdout); | |
7cec0922 DA |
367 | } |
368 | ||
369 | if (PRINT_FIELD(DSO)) { | |
547a92e0 AN |
370 | printf(" ("); |
371 | map__fprintf_dsoname(al.map, stdout); | |
372 | printf(")"); | |
7cec0922 DA |
373 | } |
374 | } | |
375 | ||
95582596 AN |
376 | static void print_sample_bts(union perf_event *event, |
377 | struct perf_sample *sample, | |
378 | struct perf_evsel *evsel, | |
379 | struct machine *machine, | |
380 | struct thread *thread) | |
381 | { | |
382 | struct perf_event_attr *attr = &evsel->attr; | |
383 | ||
384 | /* print branch_from information */ | |
385 | if (PRINT_FIELD(IP)) { | |
386 | if (!symbol_conf.use_callchain) | |
387 | printf(" "); | |
388 | else | |
389 | printf("\n"); | |
390 | perf_event__print_ip(event, sample, machine, evsel, | |
a978f2ab AN |
391 | PRINT_FIELD(SYM), PRINT_FIELD(DSO), |
392 | PRINT_FIELD(SYMOFFSET)); | |
95582596 AN |
393 | } |
394 | ||
395 | printf(" => "); | |
396 | ||
397 | /* print branch_to information */ | |
398 | if (PRINT_FIELD(ADDR)) | |
399 | print_sample_addr(event, sample, machine, thread, attr); | |
400 | ||
401 | printf("\n"); | |
402 | } | |
403 | ||
be6d842a DA |
404 | static void process_event(union perf_event *event __unused, |
405 | struct perf_sample *sample, | |
9e69c210 | 406 | struct perf_evsel *evsel, |
743eb868 | 407 | struct machine *machine, |
be6d842a DA |
408 | struct thread *thread) |
409 | { | |
9e69c210 | 410 | struct perf_event_attr *attr = &evsel->attr; |
1424dc96 | 411 | |
2c9e45f7 | 412 | if (output[attr->type].fields == 0) |
1424dc96 DA |
413 | return; |
414 | ||
1424dc96 | 415 | print_sample_start(sample, thread, attr); |
745f43e3 | 416 | |
95582596 AN |
417 | if (is_bts_event(attr)) { |
418 | print_sample_bts(event, sample, evsel, machine, thread); | |
419 | return; | |
420 | } | |
421 | ||
745f43e3 DA |
422 | if (PRINT_FIELD(TRACE)) |
423 | print_trace_event(sample->cpu, sample->raw_data, | |
424 | sample->raw_size); | |
425 | ||
7cec0922 | 426 | if (PRINT_FIELD(ADDR)) |
743eb868 | 427 | print_sample_addr(event, sample, machine, thread, attr); |
7cec0922 | 428 | |
787bef17 | 429 | if (PRINT_FIELD(IP)) { |
c0230b2b DA |
430 | if (!symbol_conf.use_callchain) |
431 | printf(" "); | |
432 | else | |
433 | printf("\n"); | |
743eb868 | 434 | perf_event__print_ip(event, sample, machine, evsel, |
a978f2ab AN |
435 | PRINT_FIELD(SYM), PRINT_FIELD(DSO), |
436 | PRINT_FIELD(SYMOFFSET)); | |
c0230b2b DA |
437 | } |
438 | ||
c70c94b4 | 439 | printf("\n"); |
be6d842a DA |
440 | } |
441 | ||
586bc5cc TZ |
442 | static int default_start_script(const char *script __unused, |
443 | int argc __unused, | |
444 | const char **argv __unused) | |
956ffd02 TZ |
445 | { |
446 | return 0; | |
447 | } | |
448 | ||
449 | static int default_stop_script(void) | |
450 | { | |
451 | return 0; | |
452 | } | |
453 | ||
586bc5cc | 454 | static int default_generate_script(const char *outfile __unused) |
956ffd02 TZ |
455 | { |
456 | return 0; | |
457 | } | |
458 | ||
459 | static struct scripting_ops default_scripting_ops = { | |
460 | .start_script = default_start_script, | |
461 | .stop_script = default_stop_script, | |
be6d842a | 462 | .process_event = process_event, |
956ffd02 TZ |
463 | .generate_script = default_generate_script, |
464 | }; | |
465 | ||
466 | static struct scripting_ops *scripting_ops; | |
467 | ||
468 | static void setup_scripting(void) | |
469 | { | |
16c632de | 470 | setup_perl_scripting(); |
7e4b21b8 | 471 | setup_python_scripting(); |
16c632de | 472 | |
956ffd02 TZ |
473 | scripting_ops = &default_scripting_ops; |
474 | } | |
475 | ||
476 | static int cleanup_scripting(void) | |
477 | { | |
133dc4c3 | 478 | pr_debug("\nperf script stopped\n"); |
3824a4e8 | 479 | |
956ffd02 TZ |
480 | return scripting_ops->stop_script(); |
481 | } | |
482 | ||
efad1415 | 483 | static const char *input_name; |
5f9c39dc | 484 | |
45694aa7 | 485 | static int process_sample_event(struct perf_tool *tool __used, |
d20deb64 | 486 | union perf_event *event, |
8115d60c | 487 | struct perf_sample *sample, |
9e69c210 | 488 | struct perf_evsel *evsel, |
743eb868 | 489 | struct machine *machine) |
5f9c39dc | 490 | { |
e7984b7b | 491 | struct addr_location al; |
64aab93c | 492 | struct thread *thread = machine__findnew_thread(machine, event->ip.tid); |
6ddf259d | 493 | |
5f9c39dc | 494 | if (thread == NULL) { |
6beba7ad ACM |
495 | pr_debug("problem processing %d event, skipping it.\n", |
496 | event->header.type); | |
5f9c39dc FW |
497 | return -1; |
498 | } | |
499 | ||
1424dc96 DA |
500 | if (debug_mode) { |
501 | if (sample->time < last_timestamp) { | |
502 | pr_err("Samples misordered, previous: %" PRIu64 | |
503 | " this: %" PRIu64 "\n", last_timestamp, | |
504 | sample->time); | |
505 | nr_unordered++; | |
e1889d75 | 506 | } |
1424dc96 DA |
507 | last_timestamp = sample->time; |
508 | return 0; | |
5f9c39dc | 509 | } |
5d67be97 | 510 | |
e7984b7b DA |
511 | if (perf_event__preprocess_sample(event, machine, &al, sample, 0) < 0) { |
512 | pr_err("problem processing %d event, skipping it.\n", | |
513 | event->header.type); | |
514 | return -1; | |
515 | } | |
516 | ||
517 | if (al.filtered) | |
518 | return 0; | |
519 | ||
5d67be97 AB |
520 | if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) |
521 | return 0; | |
522 | ||
743eb868 | 523 | scripting_ops->process_event(event, sample, evsel, machine, thread); |
5f9c39dc | 524 | |
743eb868 | 525 | evsel->hists.stats.total_period += sample->period; |
5f9c39dc FW |
526 | return 0; |
527 | } | |
528 | ||
45694aa7 | 529 | static struct perf_tool perf_script = { |
8115d60c | 530 | .sample = process_sample_event, |
c0230b2b | 531 | .mmap = perf_event__process_mmap, |
8115d60c | 532 | .comm = perf_event__process_comm, |
c0230b2b DA |
533 | .exit = perf_event__process_task, |
534 | .fork = perf_event__process_task, | |
8115d60c ACM |
535 | .attr = perf_event__process_attr, |
536 | .event_type = perf_event__process_event_type, | |
537 | .tracing_data = perf_event__process_tracing_data, | |
538 | .build_id = perf_event__process_build_id, | |
e0a808c6 | 539 | .ordered_samples = true, |
8115d60c | 540 | .ordering_requires_timestamps = true, |
016e92fb FW |
541 | }; |
542 | ||
c239da3b TZ |
543 | extern volatile int session_done; |
544 | ||
545 | static void sig_handler(int sig __unused) | |
546 | { | |
547 | session_done = 1; | |
548 | } | |
549 | ||
133dc4c3 | 550 | static int __cmd_script(struct perf_session *session) |
5f9c39dc | 551 | { |
6fcf7ddb FW |
552 | int ret; |
553 | ||
c239da3b TZ |
554 | signal(SIGINT, sig_handler); |
555 | ||
45694aa7 | 556 | ret = perf_session__process_events(session, &perf_script); |
6fcf7ddb | 557 | |
6d8afb56 | 558 | if (debug_mode) |
9486aa38 | 559 | pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); |
6fcf7ddb FW |
560 | |
561 | return ret; | |
5f9c39dc FW |
562 | } |
563 | ||
956ffd02 TZ |
564 | struct script_spec { |
565 | struct list_head node; | |
566 | struct scripting_ops *ops; | |
567 | char spec[0]; | |
568 | }; | |
569 | ||
eccdfe2d | 570 | static LIST_HEAD(script_specs); |
956ffd02 TZ |
571 | |
572 | static struct script_spec *script_spec__new(const char *spec, | |
573 | struct scripting_ops *ops) | |
574 | { | |
575 | struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); | |
576 | ||
577 | if (s != NULL) { | |
578 | strcpy(s->spec, spec); | |
579 | s->ops = ops; | |
580 | } | |
581 | ||
582 | return s; | |
583 | } | |
584 | ||
956ffd02 TZ |
585 | static void script_spec__add(struct script_spec *s) |
586 | { | |
587 | list_add_tail(&s->node, &script_specs); | |
588 | } | |
589 | ||
590 | static struct script_spec *script_spec__find(const char *spec) | |
591 | { | |
592 | struct script_spec *s; | |
593 | ||
594 | list_for_each_entry(s, &script_specs, node) | |
595 | if (strcasecmp(s->spec, spec) == 0) | |
596 | return s; | |
597 | return NULL; | |
598 | } | |
599 | ||
600 | static struct script_spec *script_spec__findnew(const char *spec, | |
601 | struct scripting_ops *ops) | |
602 | { | |
603 | struct script_spec *s = script_spec__find(spec); | |
604 | ||
605 | if (s) | |
606 | return s; | |
607 | ||
608 | s = script_spec__new(spec, ops); | |
609 | if (!s) | |
466e2876 | 610 | return NULL; |
956ffd02 TZ |
611 | |
612 | script_spec__add(s); | |
613 | ||
614 | return s; | |
956ffd02 TZ |
615 | } |
616 | ||
617 | int script_spec_register(const char *spec, struct scripting_ops *ops) | |
618 | { | |
619 | struct script_spec *s; | |
620 | ||
621 | s = script_spec__find(spec); | |
622 | if (s) | |
623 | return -1; | |
624 | ||
625 | s = script_spec__findnew(spec, ops); | |
626 | if (!s) | |
627 | return -1; | |
628 | ||
629 | return 0; | |
630 | } | |
631 | ||
632 | static struct scripting_ops *script_spec__lookup(const char *spec) | |
633 | { | |
634 | struct script_spec *s = script_spec__find(spec); | |
635 | if (!s) | |
636 | return NULL; | |
637 | ||
638 | return s->ops; | |
639 | } | |
640 | ||
641 | static void list_available_languages(void) | |
642 | { | |
643 | struct script_spec *s; | |
644 | ||
645 | fprintf(stderr, "\n"); | |
646 | fprintf(stderr, "Scripting language extensions (used in " | |
133dc4c3 | 647 | "perf script -s [spec:]script.[spec]):\n\n"); |
956ffd02 TZ |
648 | |
649 | list_for_each_entry(s, &script_specs, node) | |
650 | fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); | |
651 | ||
652 | fprintf(stderr, "\n"); | |
653 | } | |
654 | ||
655 | static int parse_scriptname(const struct option *opt __used, | |
656 | const char *str, int unset __used) | |
657 | { | |
658 | char spec[PATH_MAX]; | |
659 | const char *script, *ext; | |
660 | int len; | |
661 | ||
f526d68b | 662 | if (strcmp(str, "lang") == 0) { |
956ffd02 | 663 | list_available_languages(); |
f526d68b | 664 | exit(0); |
956ffd02 TZ |
665 | } |
666 | ||
667 | script = strchr(str, ':'); | |
668 | if (script) { | |
669 | len = script - str; | |
670 | if (len >= PATH_MAX) { | |
671 | fprintf(stderr, "invalid language specifier"); | |
672 | return -1; | |
673 | } | |
674 | strncpy(spec, str, len); | |
675 | spec[len] = '\0'; | |
676 | scripting_ops = script_spec__lookup(spec); | |
677 | if (!scripting_ops) { | |
678 | fprintf(stderr, "invalid language specifier"); | |
679 | return -1; | |
680 | } | |
681 | script++; | |
682 | } else { | |
683 | script = str; | |
d1e95bb5 | 684 | ext = strrchr(script, '.'); |
956ffd02 TZ |
685 | if (!ext) { |
686 | fprintf(stderr, "invalid script extension"); | |
687 | return -1; | |
688 | } | |
689 | scripting_ops = script_spec__lookup(++ext); | |
690 | if (!scripting_ops) { | |
691 | fprintf(stderr, "invalid script extension"); | |
692 | return -1; | |
693 | } | |
694 | } | |
695 | ||
696 | script_name = strdup(script); | |
697 | ||
698 | return 0; | |
699 | } | |
700 | ||
745f43e3 DA |
701 | static int parse_output_fields(const struct option *opt __used, |
702 | const char *arg, int unset __used) | |
703 | { | |
704 | char *tok; | |
705 | int i, imax = sizeof(all_output_options) / sizeof(struct output_option); | |
2c9e45f7 | 706 | int j; |
745f43e3 DA |
707 | int rc = 0; |
708 | char *str = strdup(arg); | |
1424dc96 | 709 | int type = -1; |
745f43e3 DA |
710 | |
711 | if (!str) | |
712 | return -ENOMEM; | |
713 | ||
2c9e45f7 DA |
714 | /* first word can state for which event type the user is specifying |
715 | * the fields. If no type exists, the specified fields apply to all | |
716 | * event types found in the file minus the invalid fields for a type. | |
1424dc96 | 717 | */ |
2c9e45f7 DA |
718 | tok = strchr(str, ':'); |
719 | if (tok) { | |
720 | *tok = '\0'; | |
721 | tok++; | |
722 | if (!strcmp(str, "hw")) | |
723 | type = PERF_TYPE_HARDWARE; | |
724 | else if (!strcmp(str, "sw")) | |
725 | type = PERF_TYPE_SOFTWARE; | |
726 | else if (!strcmp(str, "trace")) | |
727 | type = PERF_TYPE_TRACEPOINT; | |
0817a6a3 AS |
728 | else if (!strcmp(str, "raw")) |
729 | type = PERF_TYPE_RAW; | |
2c9e45f7 DA |
730 | else { |
731 | fprintf(stderr, "Invalid event type in field string.\n"); | |
38efb539 RR |
732 | rc = -EINVAL; |
733 | goto out; | |
2c9e45f7 DA |
734 | } |
735 | ||
736 | if (output[type].user_set) | |
737 | pr_warning("Overriding previous field request for %s events.\n", | |
738 | event_type(type)); | |
739 | ||
740 | output[type].fields = 0; | |
741 | output[type].user_set = true; | |
9cbdb702 | 742 | output[type].wildcard_set = false; |
2c9e45f7 DA |
743 | |
744 | } else { | |
745 | tok = str; | |
746 | if (strlen(str) == 0) { | |
747 | fprintf(stderr, | |
748 | "Cannot set fields to 'none' for all event types.\n"); | |
749 | rc = -EINVAL; | |
750 | goto out; | |
751 | } | |
752 | ||
753 | if (output_set_by_user()) | |
754 | pr_warning("Overriding previous field request for all events.\n"); | |
755 | ||
756 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
757 | output[j].fields = 0; | |
758 | output[j].user_set = true; | |
9cbdb702 | 759 | output[j].wildcard_set = true; |
2c9e45f7 | 760 | } |
745f43e3 DA |
761 | } |
762 | ||
2c9e45f7 DA |
763 | tok = strtok(tok, ","); |
764 | while (tok) { | |
745f43e3 | 765 | for (i = 0; i < imax; ++i) { |
2c9e45f7 | 766 | if (strcmp(tok, all_output_options[i].str) == 0) |
745f43e3 | 767 | break; |
745f43e3 DA |
768 | } |
769 | if (i == imax) { | |
2c9e45f7 | 770 | fprintf(stderr, "Invalid field requested.\n"); |
745f43e3 | 771 | rc = -EINVAL; |
2c9e45f7 | 772 | goto out; |
745f43e3 DA |
773 | } |
774 | ||
2c9e45f7 DA |
775 | if (type == -1) { |
776 | /* add user option to all events types for | |
777 | * which it is valid | |
778 | */ | |
779 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
780 | if (output[j].invalid_fields & all_output_options[i].field) { | |
781 | pr_warning("\'%s\' not valid for %s events. Ignoring.\n", | |
782 | all_output_options[i].str, event_type(j)); | |
783 | } else | |
784 | output[j].fields |= all_output_options[i].field; | |
785 | } | |
786 | } else { | |
787 | if (output[type].invalid_fields & all_output_options[i].field) { | |
788 | fprintf(stderr, "\'%s\' not valid for %s events.\n", | |
789 | all_output_options[i].str, event_type(type)); | |
790 | ||
791 | rc = -EINVAL; | |
792 | goto out; | |
793 | } | |
794 | output[type].fields |= all_output_options[i].field; | |
795 | } | |
796 | ||
797 | tok = strtok(NULL, ","); | |
745f43e3 DA |
798 | } |
799 | ||
2c9e45f7 DA |
800 | if (type >= 0) { |
801 | if (output[type].fields == 0) { | |
802 | pr_debug("No fields requested for %s type. " | |
803 | "Events will not be displayed.\n", event_type(type)); | |
804 | } | |
805 | } | |
745f43e3 | 806 | |
2c9e45f7 | 807 | out: |
745f43e3 DA |
808 | free(str); |
809 | return rc; | |
810 | } | |
811 | ||
008f29d3 SB |
812 | /* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ |
813 | static int is_directory(const char *base_path, const struct dirent *dent) | |
814 | { | |
815 | char path[PATH_MAX]; | |
816 | struct stat st; | |
817 | ||
818 | sprintf(path, "%s/%s", base_path, dent->d_name); | |
819 | if (stat(path, &st)) | |
820 | return 0; | |
821 | ||
822 | return S_ISDIR(st.st_mode); | |
823 | } | |
824 | ||
825 | #define for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next)\ | |
4b9c0c59 TZ |
826 | while (!readdir_r(scripts_dir, &lang_dirent, &lang_next) && \ |
827 | lang_next) \ | |
008f29d3 SB |
828 | if ((lang_dirent.d_type == DT_DIR || \ |
829 | (lang_dirent.d_type == DT_UNKNOWN && \ | |
830 | is_directory(scripts_path, &lang_dirent))) && \ | |
4b9c0c59 TZ |
831 | (strcmp(lang_dirent.d_name, ".")) && \ |
832 | (strcmp(lang_dirent.d_name, ".."))) | |
833 | ||
008f29d3 | 834 | #define for_each_script(lang_path, lang_dir, script_dirent, script_next)\ |
4b9c0c59 TZ |
835 | while (!readdir_r(lang_dir, &script_dirent, &script_next) && \ |
836 | script_next) \ | |
008f29d3 SB |
837 | if (script_dirent.d_type != DT_DIR && \ |
838 | (script_dirent.d_type != DT_UNKNOWN || \ | |
839 | !is_directory(lang_path, &script_dirent))) | |
4b9c0c59 TZ |
840 | |
841 | ||
842 | #define RECORD_SUFFIX "-record" | |
843 | #define REPORT_SUFFIX "-report" | |
844 | ||
845 | struct script_desc { | |
846 | struct list_head node; | |
847 | char *name; | |
848 | char *half_liner; | |
849 | char *args; | |
850 | }; | |
851 | ||
eccdfe2d | 852 | static LIST_HEAD(script_descs); |
4b9c0c59 TZ |
853 | |
854 | static struct script_desc *script_desc__new(const char *name) | |
855 | { | |
856 | struct script_desc *s = zalloc(sizeof(*s)); | |
857 | ||
b5b87312 | 858 | if (s != NULL && name) |
4b9c0c59 TZ |
859 | s->name = strdup(name); |
860 | ||
861 | return s; | |
862 | } | |
863 | ||
864 | static void script_desc__delete(struct script_desc *s) | |
865 | { | |
866 | free(s->name); | |
e8719adf TZ |
867 | free(s->half_liner); |
868 | free(s->args); | |
4b9c0c59 TZ |
869 | free(s); |
870 | } | |
871 | ||
872 | static void script_desc__add(struct script_desc *s) | |
873 | { | |
874 | list_add_tail(&s->node, &script_descs); | |
875 | } | |
876 | ||
877 | static struct script_desc *script_desc__find(const char *name) | |
878 | { | |
879 | struct script_desc *s; | |
880 | ||
881 | list_for_each_entry(s, &script_descs, node) | |
882 | if (strcasecmp(s->name, name) == 0) | |
883 | return s; | |
884 | return NULL; | |
885 | } | |
886 | ||
887 | static struct script_desc *script_desc__findnew(const char *name) | |
888 | { | |
889 | struct script_desc *s = script_desc__find(name); | |
890 | ||
891 | if (s) | |
892 | return s; | |
893 | ||
894 | s = script_desc__new(name); | |
895 | if (!s) | |
896 | goto out_delete_desc; | |
897 | ||
898 | script_desc__add(s); | |
899 | ||
900 | return s; | |
901 | ||
902 | out_delete_desc: | |
903 | script_desc__delete(s); | |
904 | ||
905 | return NULL; | |
906 | } | |
907 | ||
965bb6be | 908 | static const char *ends_with(const char *str, const char *suffix) |
4b9c0c59 TZ |
909 | { |
910 | size_t suffix_len = strlen(suffix); | |
965bb6be | 911 | const char *p = str; |
4b9c0c59 TZ |
912 | |
913 | if (strlen(str) > suffix_len) { | |
914 | p = str + strlen(str) - suffix_len; | |
915 | if (!strncmp(p, suffix, suffix_len)) | |
916 | return p; | |
917 | } | |
918 | ||
919 | return NULL; | |
920 | } | |
921 | ||
922 | static char *ltrim(char *str) | |
923 | { | |
924 | int len = strlen(str); | |
925 | ||
926 | while (len && isspace(*str)) { | |
927 | len--; | |
928 | str++; | |
929 | } | |
930 | ||
931 | return str; | |
932 | } | |
933 | ||
934 | static int read_script_info(struct script_desc *desc, const char *filename) | |
935 | { | |
936 | char line[BUFSIZ], *p; | |
937 | FILE *fp; | |
938 | ||
939 | fp = fopen(filename, "r"); | |
940 | if (!fp) | |
941 | return -1; | |
942 | ||
943 | while (fgets(line, sizeof(line), fp)) { | |
944 | p = ltrim(line); | |
945 | if (strlen(p) == 0) | |
946 | continue; | |
947 | if (*p != '#') | |
948 | continue; | |
949 | p++; | |
950 | if (strlen(p) && *p == '!') | |
951 | continue; | |
952 | ||
953 | p = ltrim(p); | |
954 | if (strlen(p) && p[strlen(p) - 1] == '\n') | |
955 | p[strlen(p) - 1] = '\0'; | |
956 | ||
957 | if (!strncmp(p, "description:", strlen("description:"))) { | |
958 | p += strlen("description:"); | |
959 | desc->half_liner = strdup(ltrim(p)); | |
960 | continue; | |
961 | } | |
962 | ||
963 | if (!strncmp(p, "args:", strlen("args:"))) { | |
964 | p += strlen("args:"); | |
965 | desc->args = strdup(ltrim(p)); | |
966 | continue; | |
967 | } | |
968 | } | |
969 | ||
970 | fclose(fp); | |
971 | ||
972 | return 0; | |
973 | } | |
974 | ||
38efb539 RR |
975 | static char *get_script_root(struct dirent *script_dirent, const char *suffix) |
976 | { | |
977 | char *script_root, *str; | |
978 | ||
979 | script_root = strdup(script_dirent->d_name); | |
980 | if (!script_root) | |
981 | return NULL; | |
982 | ||
983 | str = (char *)ends_with(script_root, suffix); | |
984 | if (!str) { | |
985 | free(script_root); | |
986 | return NULL; | |
987 | } | |
988 | ||
989 | *str = '\0'; | |
990 | return script_root; | |
991 | } | |
992 | ||
4b9c0c59 TZ |
993 | static int list_available_scripts(const struct option *opt __used, |
994 | const char *s __used, int unset __used) | |
995 | { | |
996 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
997 | char scripts_path[MAXPATHLEN]; | |
998 | DIR *scripts_dir, *lang_dir; | |
999 | char script_path[MAXPATHLEN]; | |
1000 | char lang_path[MAXPATHLEN]; | |
1001 | struct script_desc *desc; | |
1002 | char first_half[BUFSIZ]; | |
1003 | char *script_root; | |
4b9c0c59 TZ |
1004 | |
1005 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1006 | ||
1007 | scripts_dir = opendir(scripts_path); | |
1008 | if (!scripts_dir) | |
1009 | return -1; | |
1010 | ||
008f29d3 | 1011 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
4b9c0c59 TZ |
1012 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1013 | lang_dirent.d_name); | |
1014 | lang_dir = opendir(lang_path); | |
1015 | if (!lang_dir) | |
1016 | continue; | |
1017 | ||
008f29d3 | 1018 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1019 | script_root = get_script_root(&script_dirent, REPORT_SUFFIX); |
1020 | if (script_root) { | |
4b9c0c59 TZ |
1021 | desc = script_desc__findnew(script_root); |
1022 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
1023 | lang_path, script_dirent.d_name); | |
1024 | read_script_info(desc, script_path); | |
38efb539 | 1025 | free(script_root); |
4b9c0c59 | 1026 | } |
4b9c0c59 TZ |
1027 | } |
1028 | } | |
1029 | ||
1030 | fprintf(stdout, "List of available trace scripts:\n"); | |
1031 | list_for_each_entry(desc, &script_descs, node) { | |
1032 | sprintf(first_half, "%s %s", desc->name, | |
1033 | desc->args ? desc->args : ""); | |
1034 | fprintf(stdout, " %-36s %s\n", first_half, | |
1035 | desc->half_liner ? desc->half_liner : ""); | |
1036 | } | |
1037 | ||
1038 | exit(0); | |
1039 | } | |
1040 | ||
3875294f TZ |
1041 | static char *get_script_path(const char *script_root, const char *suffix) |
1042 | { | |
1043 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1044 | char scripts_path[MAXPATHLEN]; | |
1045 | char script_path[MAXPATHLEN]; | |
1046 | DIR *scripts_dir, *lang_dir; | |
1047 | char lang_path[MAXPATHLEN]; | |
38efb539 | 1048 | char *__script_root; |
3875294f TZ |
1049 | |
1050 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1051 | ||
1052 | scripts_dir = opendir(scripts_path); | |
1053 | if (!scripts_dir) | |
1054 | return NULL; | |
1055 | ||
008f29d3 | 1056 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
3875294f TZ |
1057 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1058 | lang_dirent.d_name); | |
1059 | lang_dir = opendir(lang_path); | |
1060 | if (!lang_dir) | |
1061 | continue; | |
1062 | ||
008f29d3 | 1063 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1064 | __script_root = get_script_root(&script_dirent, suffix); |
1065 | if (__script_root && !strcmp(script_root, __script_root)) { | |
1066 | free(__script_root); | |
946ef2a2 NK |
1067 | closedir(lang_dir); |
1068 | closedir(scripts_dir); | |
3875294f TZ |
1069 | snprintf(script_path, MAXPATHLEN, "%s/%s", |
1070 | lang_path, script_dirent.d_name); | |
38efb539 | 1071 | return strdup(script_path); |
3875294f TZ |
1072 | } |
1073 | free(__script_root); | |
1074 | } | |
946ef2a2 | 1075 | closedir(lang_dir); |
3875294f | 1076 | } |
946ef2a2 | 1077 | closedir(scripts_dir); |
3875294f | 1078 | |
38efb539 | 1079 | return NULL; |
3875294f TZ |
1080 | } |
1081 | ||
b5b87312 TZ |
1082 | static bool is_top_script(const char *script_path) |
1083 | { | |
965bb6be | 1084 | return ends_with(script_path, "top") == NULL ? false : true; |
b5b87312 TZ |
1085 | } |
1086 | ||
1087 | static int has_required_arg(char *script_path) | |
1088 | { | |
1089 | struct script_desc *desc; | |
1090 | int n_args = 0; | |
1091 | char *p; | |
1092 | ||
1093 | desc = script_desc__new(NULL); | |
1094 | ||
1095 | if (read_script_info(desc, script_path)) | |
1096 | goto out; | |
1097 | ||
1098 | if (!desc->args) | |
1099 | goto out; | |
1100 | ||
1101 | for (p = desc->args; *p; p++) | |
1102 | if (*p == '<') | |
1103 | n_args++; | |
1104 | out: | |
1105 | script_desc__delete(desc); | |
1106 | ||
1107 | return n_args; | |
1108 | } | |
1109 | ||
133dc4c3 IM |
1110 | static const char * const script_usage[] = { |
1111 | "perf script [<options>]", | |
1112 | "perf script [<options>] record <script> [<record-options>] <command>", | |
1113 | "perf script [<options>] report <script> [script-args]", | |
1114 | "perf script [<options>] <script> [<record-options>] <command>", | |
1115 | "perf script [<options>] <top-script> [script-args]", | |
5f9c39dc FW |
1116 | NULL |
1117 | }; | |
1118 | ||
1119 | static const struct option options[] = { | |
1120 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, | |
1121 | "dump raw trace in ASCII"), | |
c0555642 | 1122 | OPT_INCR('v', "verbose", &verbose, |
5f9c39dc | 1123 | "be more verbose (show symbol address, etc)"), |
4b9c0c59 | 1124 | OPT_BOOLEAN('L', "Latency", &latency_format, |
cda48461 | 1125 | "show latency attributes (irqs/preemption disabled, etc)"), |
4b9c0c59 TZ |
1126 | OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", |
1127 | list_available_scripts), | |
956ffd02 TZ |
1128 | OPT_CALLBACK('s', "script", NULL, "name", |
1129 | "script file name (lang:script name, script name, or *)", | |
1130 | parse_scriptname), | |
1131 | OPT_STRING('g', "gen-script", &generate_script_lang, "lang", | |
133dc4c3 | 1132 | "generate perf-script.xx script in specified language"), |
408f0d18 HM |
1133 | OPT_STRING('i', "input", &input_name, "file", |
1134 | "input file name"), | |
ffabd99e FW |
1135 | OPT_BOOLEAN('d', "debug-mode", &debug_mode, |
1136 | "do various checks like samples ordering and lost events"), | |
c0230b2b DA |
1137 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
1138 | "file", "vmlinux pathname"), | |
1139 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, | |
1140 | "file", "kallsyms pathname"), | |
1141 | OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, | |
1142 | "When printing symbols do not display call chain"), | |
1143 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", | |
1144 | "Look for files with symbols relative to this directory"), | |
745f43e3 | 1145 | OPT_CALLBACK('f', "fields", NULL, "str", |
a978f2ab AN |
1146 | "comma separated output fields prepend with 'type:'. " |
1147 | "Valid types: hw,sw,trace,raw. " | |
1148 | "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," | |
1149 | "addr,symoff", | |
745f43e3 | 1150 | parse_output_fields), |
317df650 RR |
1151 | OPT_BOOLEAN('a', "all-cpus", &system_wide, |
1152 | "system-wide collection from all CPUs"), | |
c8e66720 | 1153 | OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), |
e7984b7b DA |
1154 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
1155 | "only display events for these comms"), | |
fbe96f29 SE |
1156 | OPT_BOOLEAN('I', "show-info", &show_full_info, |
1157 | "display extended information from perf.data file"), | |
0bc8d205 AN |
1158 | OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, |
1159 | "Show the path of [kernel.kallsyms]"), | |
1160 | ||
1909629f | 1161 | OPT_END() |
5f9c39dc FW |
1162 | }; |
1163 | ||
34c86ea9 TZ |
1164 | static bool have_cmd(int argc, const char **argv) |
1165 | { | |
1166 | char **__argv = malloc(sizeof(const char *) * argc); | |
1167 | ||
1168 | if (!__argv) | |
1169 | die("malloc"); | |
1170 | memcpy(__argv, argv, sizeof(const char *) * argc); | |
1171 | argc = parse_options(argc, (const char **)__argv, record_options, | |
1172 | NULL, PARSE_OPT_STOP_AT_NON_OPTION); | |
1173 | free(__argv); | |
1174 | ||
1175 | return argc != 0; | |
1176 | } | |
1177 | ||
133dc4c3 | 1178 | int cmd_script(int argc, const char **argv, const char *prefix __used) |
5f9c39dc | 1179 | { |
b5b87312 TZ |
1180 | char *rec_script_path = NULL; |
1181 | char *rep_script_path = NULL; | |
d8f66248 | 1182 | struct perf_session *session; |
b5b87312 | 1183 | char *script_path = NULL; |
3875294f | 1184 | const char **__argv; |
b5b87312 | 1185 | int i, j, err; |
3875294f | 1186 | |
b5b87312 TZ |
1187 | setup_scripting(); |
1188 | ||
133dc4c3 | 1189 | argc = parse_options(argc, argv, options, script_usage, |
b5b87312 TZ |
1190 | PARSE_OPT_STOP_AT_NON_OPTION); |
1191 | ||
1192 | if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { | |
1193 | rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); | |
1194 | if (!rec_script_path) | |
1195 | return cmd_record(argc, argv, NULL); | |
3875294f TZ |
1196 | } |
1197 | ||
b5b87312 TZ |
1198 | if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { |
1199 | rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); | |
1200 | if (!rep_script_path) { | |
3875294f | 1201 | fprintf(stderr, |
b5b87312 | 1202 | "Please specify a valid report script" |
133dc4c3 | 1203 | "(see 'perf script -l' for listing)\n"); |
3875294f TZ |
1204 | return -1; |
1205 | } | |
3875294f TZ |
1206 | } |
1207 | ||
44e668c6 BH |
1208 | /* make sure PERF_EXEC_PATH is set for scripts */ |
1209 | perf_set_argv_exec_path(perf_exec_path()); | |
1210 | ||
b5b87312 | 1211 | if (argc && !script_name && !rec_script_path && !rep_script_path) { |
a0cccc2e | 1212 | int live_pipe[2]; |
b5b87312 | 1213 | int rep_args; |
a0cccc2e TZ |
1214 | pid_t pid; |
1215 | ||
b5b87312 TZ |
1216 | rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); |
1217 | rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); | |
1218 | ||
1219 | if (!rec_script_path && !rep_script_path) { | |
1220 | fprintf(stderr, " Couldn't find script %s\n\n See perf" | |
133dc4c3 IM |
1221 | " script -l for available scripts.\n", argv[0]); |
1222 | usage_with_options(script_usage, options); | |
a0cccc2e TZ |
1223 | } |
1224 | ||
b5b87312 TZ |
1225 | if (is_top_script(argv[0])) { |
1226 | rep_args = argc - 1; | |
1227 | } else { | |
1228 | int rec_args; | |
1229 | ||
1230 | rep_args = has_required_arg(rep_script_path); | |
1231 | rec_args = (argc - 1) - rep_args; | |
1232 | if (rec_args < 0) { | |
1233 | fprintf(stderr, " %s script requires options." | |
133dc4c3 | 1234 | "\n\n See perf script -l for available " |
b5b87312 | 1235 | "scripts and options.\n", argv[0]); |
133dc4c3 | 1236 | usage_with_options(script_usage, options); |
b5b87312 | 1237 | } |
a0cccc2e TZ |
1238 | } |
1239 | ||
1240 | if (pipe(live_pipe) < 0) { | |
1241 | perror("failed to create pipe"); | |
1242 | exit(-1); | |
1243 | } | |
1244 | ||
1245 | pid = fork(); | |
1246 | if (pid < 0) { | |
1247 | perror("failed to fork"); | |
1248 | exit(-1); | |
1249 | } | |
1250 | ||
1251 | if (!pid) { | |
b5b87312 TZ |
1252 | j = 0; |
1253 | ||
a0cccc2e TZ |
1254 | dup2(live_pipe[1], 1); |
1255 | close(live_pipe[0]); | |
1256 | ||
317df650 RR |
1257 | if (is_top_script(argv[0])) { |
1258 | system_wide = true; | |
1259 | } else if (!system_wide) { | |
b5b87312 TZ |
1260 | system_wide = !have_cmd(argc - rep_args, |
1261 | &argv[rep_args]); | |
317df650 | 1262 | } |
b5b87312 TZ |
1263 | |
1264 | __argv = malloc((argc + 6) * sizeof(const char *)); | |
e8719adf TZ |
1265 | if (!__argv) |
1266 | die("malloc"); | |
1267 | ||
b5b87312 TZ |
1268 | __argv[j++] = "/bin/sh"; |
1269 | __argv[j++] = rec_script_path; | |
1270 | if (system_wide) | |
1271 | __argv[j++] = "-a"; | |
1272 | __argv[j++] = "-q"; | |
1273 | __argv[j++] = "-o"; | |
1274 | __argv[j++] = "-"; | |
1275 | for (i = rep_args + 1; i < argc; i++) | |
1276 | __argv[j++] = argv[i]; | |
1277 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1278 | |
1279 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1280 | free(__argv); |
a0cccc2e TZ |
1281 | exit(-1); |
1282 | } | |
1283 | ||
1284 | dup2(live_pipe[0], 0); | |
1285 | close(live_pipe[1]); | |
1286 | ||
b5b87312 | 1287 | __argv = malloc((argc + 4) * sizeof(const char *)); |
e8719adf TZ |
1288 | if (!__argv) |
1289 | die("malloc"); | |
b5b87312 TZ |
1290 | j = 0; |
1291 | __argv[j++] = "/bin/sh"; | |
1292 | __argv[j++] = rep_script_path; | |
1293 | for (i = 1; i < rep_args + 1; i++) | |
1294 | __argv[j++] = argv[i]; | |
1295 | __argv[j++] = "-i"; | |
1296 | __argv[j++] = "-"; | |
1297 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1298 | |
1299 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1300 | free(__argv); |
a0cccc2e TZ |
1301 | exit(-1); |
1302 | } | |
1303 | ||
b5b87312 TZ |
1304 | if (rec_script_path) |
1305 | script_path = rec_script_path; | |
1306 | if (rep_script_path) | |
1307 | script_path = rep_script_path; | |
34c86ea9 | 1308 | |
b5b87312 | 1309 | if (script_path) { |
b5b87312 | 1310 | j = 0; |
3875294f | 1311 | |
317df650 RR |
1312 | if (!rec_script_path) |
1313 | system_wide = false; | |
1314 | else if (!system_wide) | |
b5b87312 | 1315 | system_wide = !have_cmd(argc - 1, &argv[1]); |
34c86ea9 | 1316 | |
b5b87312 | 1317 | __argv = malloc((argc + 2) * sizeof(const char *)); |
e8719adf TZ |
1318 | if (!__argv) |
1319 | die("malloc"); | |
34c86ea9 TZ |
1320 | __argv[j++] = "/bin/sh"; |
1321 | __argv[j++] = script_path; | |
1322 | if (system_wide) | |
1323 | __argv[j++] = "-a"; | |
b5b87312 | 1324 | for (i = 2; i < argc; i++) |
34c86ea9 TZ |
1325 | __argv[j++] = argv[i]; |
1326 | __argv[j++] = NULL; | |
3875294f TZ |
1327 | |
1328 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1329 | free(__argv); |
3875294f TZ |
1330 | exit(-1); |
1331 | } | |
956ffd02 | 1332 | |
655000e7 ACM |
1333 | if (symbol__init() < 0) |
1334 | return -1; | |
cf4fee50 TZ |
1335 | if (!script_name) |
1336 | setup_pager(); | |
5f9c39dc | 1337 | |
45694aa7 | 1338 | session = perf_session__new(input_name, O_RDONLY, 0, false, &perf_script); |
d8f66248 ACM |
1339 | if (session == NULL) |
1340 | return -ENOMEM; | |
1341 | ||
5d67be97 AB |
1342 | if (cpu_list) { |
1343 | if (perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap)) | |
1344 | return -1; | |
1345 | } | |
1346 | ||
fbe96f29 SE |
1347 | perf_session__fprintf_info(session, stdout, show_full_info); |
1348 | ||
1424dc96 | 1349 | if (!no_callchain) |
c0230b2b DA |
1350 | symbol_conf.use_callchain = true; |
1351 | else | |
1352 | symbol_conf.use_callchain = false; | |
1353 | ||
956ffd02 TZ |
1354 | if (generate_script_lang) { |
1355 | struct stat perf_stat; | |
745f43e3 DA |
1356 | int input; |
1357 | ||
2c9e45f7 | 1358 | if (output_set_by_user()) { |
745f43e3 DA |
1359 | fprintf(stderr, |
1360 | "custom fields not supported for generated scripts"); | |
1361 | return -1; | |
1362 | } | |
956ffd02 | 1363 | |
efad1415 | 1364 | input = open(session->filename, O_RDONLY); /* input_name */ |
956ffd02 TZ |
1365 | if (input < 0) { |
1366 | perror("failed to open file"); | |
1367 | exit(-1); | |
1368 | } | |
1369 | ||
1370 | err = fstat(input, &perf_stat); | |
1371 | if (err < 0) { | |
1372 | perror("failed to stat file"); | |
1373 | exit(-1); | |
1374 | } | |
1375 | ||
1376 | if (!perf_stat.st_size) { | |
1377 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
1378 | exit(0); | |
1379 | } | |
1380 | ||
1381 | scripting_ops = script_spec__lookup(generate_script_lang); | |
1382 | if (!scripting_ops) { | |
1383 | fprintf(stderr, "invalid language specifier"); | |
1384 | return -1; | |
1385 | } | |
1386 | ||
133dc4c3 | 1387 | err = scripting_ops->generate_script("perf-script"); |
956ffd02 TZ |
1388 | goto out; |
1389 | } | |
1390 | ||
1391 | if (script_name) { | |
586bc5cc | 1392 | err = scripting_ops->start_script(script_name, argc, argv); |
956ffd02 TZ |
1393 | if (err) |
1394 | goto out; | |
133dc4c3 | 1395 | pr_debug("perf script started with script %s\n\n", script_name); |
956ffd02 TZ |
1396 | } |
1397 | ||
9cbdb702 DA |
1398 | |
1399 | err = perf_session__check_output_opt(session); | |
1400 | if (err < 0) | |
1401 | goto out; | |
1402 | ||
133dc4c3 | 1403 | err = __cmd_script(session); |
956ffd02 | 1404 | |
d8f66248 | 1405 | perf_session__delete(session); |
956ffd02 TZ |
1406 | cleanup_scripting(); |
1407 | out: | |
1408 | return err; | |
5f9c39dc | 1409 | } |