]>
Commit | Line | Data |
---|---|---|
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 | |
da378962 ACM |
31 | struct perf_script { |
32 | struct perf_tool tool; | |
33 | struct perf_session *session; | |
34 | }; | |
35 | ||
745f43e3 DA |
36 | enum perf_output_field { |
37 | PERF_OUTPUT_COMM = 1U << 0, | |
38 | PERF_OUTPUT_TID = 1U << 1, | |
39 | PERF_OUTPUT_PID = 1U << 2, | |
40 | PERF_OUTPUT_TIME = 1U << 3, | |
41 | PERF_OUTPUT_CPU = 1U << 4, | |
42 | PERF_OUTPUT_EVNAME = 1U << 5, | |
43 | PERF_OUTPUT_TRACE = 1U << 6, | |
787bef17 DA |
44 | PERF_OUTPUT_IP = 1U << 7, |
45 | PERF_OUTPUT_SYM = 1U << 8, | |
610723f2 | 46 | PERF_OUTPUT_DSO = 1U << 9, |
7cec0922 | 47 | PERF_OUTPUT_ADDR = 1U << 10, |
a978f2ab | 48 | PERF_OUTPUT_SYMOFFSET = 1U << 11, |
745f43e3 DA |
49 | }; |
50 | ||
51 | struct output_option { | |
52 | const char *str; | |
53 | enum perf_output_field field; | |
54 | } all_output_options[] = { | |
55 | {.str = "comm", .field = PERF_OUTPUT_COMM}, | |
56 | {.str = "tid", .field = PERF_OUTPUT_TID}, | |
57 | {.str = "pid", .field = PERF_OUTPUT_PID}, | |
58 | {.str = "time", .field = PERF_OUTPUT_TIME}, | |
59 | {.str = "cpu", .field = PERF_OUTPUT_CPU}, | |
60 | {.str = "event", .field = PERF_OUTPUT_EVNAME}, | |
61 | {.str = "trace", .field = PERF_OUTPUT_TRACE}, | |
787bef17 | 62 | {.str = "ip", .field = PERF_OUTPUT_IP}, |
c0230b2b | 63 | {.str = "sym", .field = PERF_OUTPUT_SYM}, |
610723f2 | 64 | {.str = "dso", .field = PERF_OUTPUT_DSO}, |
7cec0922 | 65 | {.str = "addr", .field = PERF_OUTPUT_ADDR}, |
a978f2ab | 66 | {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, |
745f43e3 DA |
67 | }; |
68 | ||
69 | /* default set to maintain compatibility with current format */ | |
2c9e45f7 DA |
70 | static struct { |
71 | bool user_set; | |
9cbdb702 | 72 | bool wildcard_set; |
2c9e45f7 DA |
73 | u64 fields; |
74 | u64 invalid_fields; | |
75 | } output[PERF_TYPE_MAX] = { | |
76 | ||
77 | [PERF_TYPE_HARDWARE] = { | |
78 | .user_set = false, | |
79 | ||
80 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
81 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 82 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 83 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
84 | |
85 | .invalid_fields = PERF_OUTPUT_TRACE, | |
86 | }, | |
87 | ||
88 | [PERF_TYPE_SOFTWARE] = { | |
89 | .user_set = false, | |
90 | ||
91 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
92 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 93 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 94 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
2c9e45f7 DA |
95 | |
96 | .invalid_fields = PERF_OUTPUT_TRACE, | |
97 | }, | |
98 | ||
99 | [PERF_TYPE_TRACEPOINT] = { | |
100 | .user_set = false, | |
101 | ||
102 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
103 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
104 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE, | |
105 | }, | |
0817a6a3 AS |
106 | |
107 | [PERF_TYPE_RAW] = { | |
108 | .user_set = false, | |
109 | ||
110 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
111 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 112 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
610723f2 | 113 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO, |
0817a6a3 AS |
114 | |
115 | .invalid_fields = PERF_OUTPUT_TRACE, | |
116 | }, | |
1424dc96 | 117 | }; |
745f43e3 | 118 | |
2c9e45f7 DA |
119 | static bool output_set_by_user(void) |
120 | { | |
121 | int j; | |
122 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
123 | if (output[j].user_set) | |
124 | return true; | |
125 | } | |
126 | return false; | |
127 | } | |
745f43e3 | 128 | |
9cbdb702 DA |
129 | static const char *output_field2str(enum perf_output_field field) |
130 | { | |
131 | int i, imax = ARRAY_SIZE(all_output_options); | |
132 | const char *str = ""; | |
133 | ||
134 | for (i = 0; i < imax; ++i) { | |
135 | if (all_output_options[i].field == field) { | |
136 | str = all_output_options[i].str; | |
137 | break; | |
138 | } | |
139 | } | |
140 | return str; | |
141 | } | |
142 | ||
2c9e45f7 | 143 | #define PRINT_FIELD(x) (output[attr->type].fields & PERF_OUTPUT_##x) |
1424dc96 | 144 | |
5bff01f6 ACM |
145 | static int perf_evsel__check_stype(struct perf_evsel *evsel, |
146 | u64 sample_type, const char *sample_msg, | |
147 | enum perf_output_field field) | |
1424dc96 | 148 | { |
5bff01f6 | 149 | struct perf_event_attr *attr = &evsel->attr; |
9cbdb702 DA |
150 | int type = attr->type; |
151 | const char *evname; | |
152 | ||
153 | if (attr->sample_type & sample_type) | |
154 | return 0; | |
155 | ||
156 | if (output[type].user_set) { | |
5bff01f6 | 157 | evname = perf_evsel__name(evsel); |
9cbdb702 DA |
158 | pr_err("Samples for '%s' event do not have %s attribute set. " |
159 | "Cannot print '%s' field.\n", | |
160 | evname, sample_msg, output_field2str(field)); | |
161 | return -1; | |
162 | } | |
163 | ||
164 | /* user did not ask for it explicitly so remove from the default list */ | |
165 | output[type].fields &= ~field; | |
5bff01f6 | 166 | evname = perf_evsel__name(evsel); |
9cbdb702 DA |
167 | pr_debug("Samples for '%s' event do not have %s attribute set. " |
168 | "Skipping '%s' field.\n", | |
169 | evname, sample_msg, output_field2str(field)); | |
170 | ||
171 | return 0; | |
172 | } | |
173 | ||
174 | static int perf_evsel__check_attr(struct perf_evsel *evsel, | |
175 | struct perf_session *session) | |
176 | { | |
177 | struct perf_event_attr *attr = &evsel->attr; | |
178 | ||
1424dc96 DA |
179 | if (PRINT_FIELD(TRACE) && |
180 | !perf_session__has_traces(session, "record -R")) | |
181 | return -EINVAL; | |
182 | ||
787bef17 | 183 | if (PRINT_FIELD(IP)) { |
5bff01f6 ACM |
184 | if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", |
185 | PERF_OUTPUT_IP)) | |
1424dc96 | 186 | return -EINVAL; |
9cbdb702 | 187 | |
1424dc96 | 188 | if (!no_callchain && |
9cbdb702 | 189 | !(attr->sample_type & PERF_SAMPLE_CALLCHAIN)) |
1424dc96 DA |
190 | symbol_conf.use_callchain = false; |
191 | } | |
7cec0922 DA |
192 | |
193 | if (PRINT_FIELD(ADDR) && | |
5bff01f6 ACM |
194 | perf_evsel__check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", |
195 | PERF_OUTPUT_ADDR)) | |
7cec0922 DA |
196 | return -EINVAL; |
197 | ||
198 | if (PRINT_FIELD(SYM) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { | |
199 | pr_err("Display of symbols requested but neither sample IP nor " | |
200 | "sample address\nis selected. Hence, no addresses to convert " | |
201 | "to symbols.\n"); | |
787bef17 DA |
202 | return -EINVAL; |
203 | } | |
a978f2ab AN |
204 | if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { |
205 | pr_err("Display of offsets requested but symbol is not" | |
206 | "selected.\n"); | |
207 | return -EINVAL; | |
208 | } | |
7cec0922 DA |
209 | if (PRINT_FIELD(DSO) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { |
210 | pr_err("Display of DSO requested but neither sample IP nor " | |
211 | "sample address\nis selected. Hence, no addresses to convert " | |
212 | "to DSO.\n"); | |
610723f2 DA |
213 | return -EINVAL; |
214 | } | |
1424dc96 DA |
215 | |
216 | if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && | |
5bff01f6 ACM |
217 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", |
218 | PERF_OUTPUT_TID|PERF_OUTPUT_PID)) | |
1424dc96 | 219 | return -EINVAL; |
1424dc96 DA |
220 | |
221 | if (PRINT_FIELD(TIME) && | |
5bff01f6 ACM |
222 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", |
223 | PERF_OUTPUT_TIME)) | |
1424dc96 | 224 | return -EINVAL; |
1424dc96 DA |
225 | |
226 | if (PRINT_FIELD(CPU) && | |
5bff01f6 ACM |
227 | perf_evsel__check_stype(evsel, PERF_SAMPLE_CPU, "CPU", |
228 | PERF_OUTPUT_CPU)) | |
1424dc96 | 229 | return -EINVAL; |
9cbdb702 DA |
230 | |
231 | return 0; | |
232 | } | |
233 | ||
234 | /* | |
235 | * verify all user requested events exist and the samples | |
236 | * have the expected data | |
237 | */ | |
238 | static int perf_session__check_output_opt(struct perf_session *session) | |
239 | { | |
240 | int j; | |
241 | struct perf_evsel *evsel; | |
242 | ||
243 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
244 | evsel = perf_session__find_first_evtype(session, j); | |
245 | ||
246 | /* | |
247 | * even if fields is set to 0 (ie., show nothing) event must | |
248 | * exist if user explicitly includes it on the command line | |
249 | */ | |
250 | if (!evsel && output[j].user_set && !output[j].wildcard_set) { | |
251 | pr_err("%s events do not exist. " | |
252 | "Remove corresponding -f option to proceed.\n", | |
253 | event_type(j)); | |
254 | return -1; | |
255 | } | |
256 | ||
257 | if (evsel && output[j].fields && | |
258 | perf_evsel__check_attr(evsel, session)) | |
259 | return -1; | |
1424dc96 DA |
260 | } |
261 | ||
262 | return 0; | |
263 | } | |
745f43e3 | 264 | |
da378962 ACM |
265 | static void print_sample_start(struct pevent *pevent, |
266 | struct perf_sample *sample, | |
1424dc96 | 267 | struct thread *thread, |
5bff01f6 | 268 | struct perf_evsel *evsel) |
c70c94b4 DA |
269 | { |
270 | int type; | |
5bff01f6 | 271 | struct perf_event_attr *attr = &evsel->attr; |
aaf045f7 | 272 | struct event_format *event; |
c70c94b4 DA |
273 | const char *evname = NULL; |
274 | unsigned long secs; | |
275 | unsigned long usecs; | |
745f43e3 DA |
276 | unsigned long long nsecs; |
277 | ||
278 | if (PRINT_FIELD(COMM)) { | |
279 | if (latency_format) | |
280 | printf("%8.8s ", thread->comm); | |
787bef17 | 281 | else if (PRINT_FIELD(IP) && symbol_conf.use_callchain) |
c0230b2b | 282 | printf("%s ", thread->comm); |
745f43e3 DA |
283 | else |
284 | printf("%16s ", thread->comm); | |
285 | } | |
c70c94b4 | 286 | |
745f43e3 DA |
287 | if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) |
288 | printf("%5d/%-5d ", sample->pid, sample->tid); | |
289 | else if (PRINT_FIELD(PID)) | |
290 | printf("%5d ", sample->pid); | |
291 | else if (PRINT_FIELD(TID)) | |
292 | printf("%5d ", sample->tid); | |
293 | ||
294 | if (PRINT_FIELD(CPU)) { | |
295 | if (latency_format) | |
296 | printf("%3d ", sample->cpu); | |
297 | else | |
298 | printf("[%03d] ", sample->cpu); | |
299 | } | |
c70c94b4 | 300 | |
745f43e3 DA |
301 | if (PRINT_FIELD(TIME)) { |
302 | nsecs = sample->time; | |
303 | secs = nsecs / NSECS_PER_SEC; | |
304 | nsecs -= secs * NSECS_PER_SEC; | |
305 | usecs = nsecs / NSECS_PER_USEC; | |
306 | printf("%5lu.%06lu: ", secs, usecs); | |
307 | } | |
c70c94b4 | 308 | |
745f43e3 | 309 | if (PRINT_FIELD(EVNAME)) { |
1424dc96 | 310 | if (attr->type == PERF_TYPE_TRACEPOINT) { |
da378962 ACM |
311 | /* |
312 | * XXX Do we really need this here? | |
313 | * perf_evlist__set_tracepoint_names should have done | |
314 | * this already | |
315 | */ | |
316 | type = trace_parse_common_type(pevent, | |
317 | sample->raw_data); | |
318 | event = pevent_find_event(pevent, type); | |
1424dc96 DA |
319 | if (event) |
320 | evname = event->name; | |
321 | } else | |
5bff01f6 | 322 | evname = perf_evsel__name(evsel); |
c70c94b4 | 323 | |
547a92e0 | 324 | printf("%s: ", evname ? evname : "[unknown]"); |
745f43e3 | 325 | } |
c70c94b4 DA |
326 | } |
327 | ||
95582596 AN |
328 | static bool is_bts_event(struct perf_event_attr *attr) |
329 | { | |
330 | return ((attr->type == PERF_TYPE_HARDWARE) && | |
331 | (attr->config & PERF_COUNT_HW_BRANCH_INSTRUCTIONS) && | |
332 | (attr->sample_period == 1)); | |
333 | } | |
334 | ||
7cec0922 DA |
335 | static bool sample_addr_correlates_sym(struct perf_event_attr *attr) |
336 | { | |
337 | if ((attr->type == PERF_TYPE_SOFTWARE) && | |
338 | ((attr->config == PERF_COUNT_SW_PAGE_FAULTS) || | |
339 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MIN) || | |
340 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MAJ))) | |
341 | return true; | |
342 | ||
95582596 AN |
343 | if (is_bts_event(attr)) |
344 | return true; | |
345 | ||
7cec0922 DA |
346 | return false; |
347 | } | |
348 | ||
349 | static void print_sample_addr(union perf_event *event, | |
350 | struct perf_sample *sample, | |
743eb868 | 351 | struct machine *machine, |
7cec0922 DA |
352 | struct thread *thread, |
353 | struct perf_event_attr *attr) | |
354 | { | |
355 | struct addr_location al; | |
356 | u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; | |
7cec0922 DA |
357 | |
358 | printf("%16" PRIx64, sample->addr); | |
359 | ||
360 | if (!sample_addr_correlates_sym(attr)) | |
361 | return; | |
362 | ||
743eb868 ACM |
363 | thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION, |
364 | sample->addr, &al); | |
7cec0922 | 365 | if (!al.map) |
743eb868 ACM |
366 | thread__find_addr_map(thread, machine, cpumode, MAP__VARIABLE, |
367 | sample->addr, &al); | |
7cec0922 DA |
368 | |
369 | al.cpu = sample->cpu; | |
370 | al.sym = NULL; | |
371 | ||
372 | if (al.map) | |
373 | al.sym = map__find_symbol(al.map, al.addr, NULL); | |
374 | ||
375 | if (PRINT_FIELD(SYM)) { | |
547a92e0 | 376 | printf(" "); |
a978f2ab AN |
377 | if (PRINT_FIELD(SYMOFFSET)) |
378 | symbol__fprintf_symname_offs(al.sym, &al, stdout); | |
379 | else | |
380 | symbol__fprintf_symname(al.sym, stdout); | |
7cec0922 DA |
381 | } |
382 | ||
383 | if (PRINT_FIELD(DSO)) { | |
547a92e0 AN |
384 | printf(" ("); |
385 | map__fprintf_dsoname(al.map, stdout); | |
386 | printf(")"); | |
7cec0922 DA |
387 | } |
388 | } | |
389 | ||
95582596 AN |
390 | static void print_sample_bts(union perf_event *event, |
391 | struct perf_sample *sample, | |
392 | struct perf_evsel *evsel, | |
393 | struct machine *machine, | |
394 | struct thread *thread) | |
395 | { | |
396 | struct perf_event_attr *attr = &evsel->attr; | |
397 | ||
398 | /* print branch_from information */ | |
399 | if (PRINT_FIELD(IP)) { | |
400 | if (!symbol_conf.use_callchain) | |
401 | printf(" "); | |
402 | else | |
403 | printf("\n"); | |
a9c34a9f | 404 | perf_event__print_ip(event, sample, machine, |
a978f2ab AN |
405 | PRINT_FIELD(SYM), PRINT_FIELD(DSO), |
406 | PRINT_FIELD(SYMOFFSET)); | |
95582596 AN |
407 | } |
408 | ||
409 | printf(" => "); | |
410 | ||
411 | /* print branch_to information */ | |
412 | if (PRINT_FIELD(ADDR)) | |
413 | print_sample_addr(event, sample, machine, thread, attr); | |
414 | ||
415 | printf("\n"); | |
416 | } | |
417 | ||
be6d842a | 418 | static void process_event(union perf_event *event __unused, |
da378962 | 419 | struct pevent *pevent, |
be6d842a | 420 | struct perf_sample *sample, |
9e69c210 | 421 | struct perf_evsel *evsel, |
743eb868 | 422 | struct machine *machine, |
be6d842a DA |
423 | struct thread *thread) |
424 | { | |
9e69c210 | 425 | struct perf_event_attr *attr = &evsel->attr; |
1424dc96 | 426 | |
2c9e45f7 | 427 | if (output[attr->type].fields == 0) |
1424dc96 DA |
428 | return; |
429 | ||
da378962 | 430 | print_sample_start(pevent, sample, thread, evsel); |
745f43e3 | 431 | |
95582596 AN |
432 | if (is_bts_event(attr)) { |
433 | print_sample_bts(event, sample, evsel, machine, thread); | |
434 | return; | |
435 | } | |
436 | ||
745f43e3 | 437 | if (PRINT_FIELD(TRACE)) |
da378962 | 438 | print_trace_event(pevent, sample->cpu, sample->raw_data, |
745f43e3 DA |
439 | sample->raw_size); |
440 | ||
7cec0922 | 441 | if (PRINT_FIELD(ADDR)) |
743eb868 | 442 | print_sample_addr(event, sample, machine, thread, attr); |
7cec0922 | 443 | |
787bef17 | 444 | if (PRINT_FIELD(IP)) { |
c0230b2b DA |
445 | if (!symbol_conf.use_callchain) |
446 | printf(" "); | |
447 | else | |
448 | printf("\n"); | |
a9c34a9f | 449 | perf_event__print_ip(event, sample, machine, |
a978f2ab AN |
450 | PRINT_FIELD(SYM), PRINT_FIELD(DSO), |
451 | PRINT_FIELD(SYMOFFSET)); | |
c0230b2b DA |
452 | } |
453 | ||
c70c94b4 | 454 | printf("\n"); |
be6d842a DA |
455 | } |
456 | ||
586bc5cc TZ |
457 | static int default_start_script(const char *script __unused, |
458 | int argc __unused, | |
459 | const char **argv __unused) | |
956ffd02 TZ |
460 | { |
461 | return 0; | |
462 | } | |
463 | ||
464 | static int default_stop_script(void) | |
465 | { | |
466 | return 0; | |
467 | } | |
468 | ||
da378962 ACM |
469 | static int default_generate_script(struct pevent *pevent __unused, |
470 | const char *outfile __unused) | |
956ffd02 TZ |
471 | { |
472 | return 0; | |
473 | } | |
474 | ||
475 | static struct scripting_ops default_scripting_ops = { | |
476 | .start_script = default_start_script, | |
477 | .stop_script = default_stop_script, | |
be6d842a | 478 | .process_event = process_event, |
956ffd02 TZ |
479 | .generate_script = default_generate_script, |
480 | }; | |
481 | ||
482 | static struct scripting_ops *scripting_ops; | |
483 | ||
484 | static void setup_scripting(void) | |
485 | { | |
16c632de | 486 | setup_perl_scripting(); |
7e4b21b8 | 487 | setup_python_scripting(); |
16c632de | 488 | |
956ffd02 TZ |
489 | scripting_ops = &default_scripting_ops; |
490 | } | |
491 | ||
492 | static int cleanup_scripting(void) | |
493 | { | |
133dc4c3 | 494 | pr_debug("\nperf script stopped\n"); |
3824a4e8 | 495 | |
956ffd02 TZ |
496 | return scripting_ops->stop_script(); |
497 | } | |
498 | ||
efad1415 | 499 | static const char *input_name; |
5f9c39dc | 500 | |
45694aa7 | 501 | static int process_sample_event(struct perf_tool *tool __used, |
d20deb64 | 502 | union perf_event *event, |
8115d60c | 503 | struct perf_sample *sample, |
9e69c210 | 504 | struct perf_evsel *evsel, |
743eb868 | 505 | struct machine *machine) |
5f9c39dc | 506 | { |
e7984b7b | 507 | struct addr_location al; |
da378962 | 508 | struct perf_script *scr = container_of(tool, struct perf_script, tool); |
64aab93c | 509 | struct thread *thread = machine__findnew_thread(machine, event->ip.tid); |
6ddf259d | 510 | |
5f9c39dc | 511 | if (thread == NULL) { |
6beba7ad ACM |
512 | pr_debug("problem processing %d event, skipping it.\n", |
513 | event->header.type); | |
5f9c39dc FW |
514 | return -1; |
515 | } | |
516 | ||
1424dc96 DA |
517 | if (debug_mode) { |
518 | if (sample->time < last_timestamp) { | |
519 | pr_err("Samples misordered, previous: %" PRIu64 | |
520 | " this: %" PRIu64 "\n", last_timestamp, | |
521 | sample->time); | |
522 | nr_unordered++; | |
e1889d75 | 523 | } |
1424dc96 DA |
524 | last_timestamp = sample->time; |
525 | return 0; | |
5f9c39dc | 526 | } |
5d67be97 | 527 | |
e7984b7b DA |
528 | if (perf_event__preprocess_sample(event, machine, &al, sample, 0) < 0) { |
529 | pr_err("problem processing %d event, skipping it.\n", | |
530 | event->header.type); | |
531 | return -1; | |
532 | } | |
533 | ||
534 | if (al.filtered) | |
535 | return 0; | |
536 | ||
5d67be97 AB |
537 | if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) |
538 | return 0; | |
539 | ||
da378962 ACM |
540 | scripting_ops->process_event(event, scr->session->pevent, |
541 | sample, evsel, machine, thread); | |
5f9c39dc | 542 | |
743eb868 | 543 | evsel->hists.stats.total_period += sample->period; |
5f9c39dc FW |
544 | return 0; |
545 | } | |
546 | ||
da378962 ACM |
547 | static struct perf_script perf_script = { |
548 | .tool = { | |
549 | .sample = process_sample_event, | |
550 | .mmap = perf_event__process_mmap, | |
551 | .comm = perf_event__process_comm, | |
552 | .exit = perf_event__process_task, | |
553 | .fork = perf_event__process_task, | |
554 | .attr = perf_event__process_attr, | |
555 | .event_type = perf_event__process_event_type, | |
556 | .tracing_data = perf_event__process_tracing_data, | |
557 | .build_id = perf_event__process_build_id, | |
558 | .ordered_samples = true, | |
559 | .ordering_requires_timestamps = true, | |
560 | }, | |
016e92fb FW |
561 | }; |
562 | ||
c239da3b TZ |
563 | extern volatile int session_done; |
564 | ||
565 | static void sig_handler(int sig __unused) | |
566 | { | |
567 | session_done = 1; | |
568 | } | |
569 | ||
133dc4c3 | 570 | static int __cmd_script(struct perf_session *session) |
5f9c39dc | 571 | { |
6fcf7ddb FW |
572 | int ret; |
573 | ||
c239da3b TZ |
574 | signal(SIGINT, sig_handler); |
575 | ||
da378962 | 576 | ret = perf_session__process_events(session, &perf_script.tool); |
6fcf7ddb | 577 | |
6d8afb56 | 578 | if (debug_mode) |
9486aa38 | 579 | pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); |
6fcf7ddb FW |
580 | |
581 | return ret; | |
5f9c39dc FW |
582 | } |
583 | ||
956ffd02 TZ |
584 | struct script_spec { |
585 | struct list_head node; | |
586 | struct scripting_ops *ops; | |
587 | char spec[0]; | |
588 | }; | |
589 | ||
eccdfe2d | 590 | static LIST_HEAD(script_specs); |
956ffd02 TZ |
591 | |
592 | static struct script_spec *script_spec__new(const char *spec, | |
593 | struct scripting_ops *ops) | |
594 | { | |
595 | struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); | |
596 | ||
597 | if (s != NULL) { | |
598 | strcpy(s->spec, spec); | |
599 | s->ops = ops; | |
600 | } | |
601 | ||
602 | return s; | |
603 | } | |
604 | ||
956ffd02 TZ |
605 | static void script_spec__add(struct script_spec *s) |
606 | { | |
607 | list_add_tail(&s->node, &script_specs); | |
608 | } | |
609 | ||
610 | static struct script_spec *script_spec__find(const char *spec) | |
611 | { | |
612 | struct script_spec *s; | |
613 | ||
614 | list_for_each_entry(s, &script_specs, node) | |
615 | if (strcasecmp(s->spec, spec) == 0) | |
616 | return s; | |
617 | return NULL; | |
618 | } | |
619 | ||
620 | static struct script_spec *script_spec__findnew(const char *spec, | |
621 | struct scripting_ops *ops) | |
622 | { | |
623 | struct script_spec *s = script_spec__find(spec); | |
624 | ||
625 | if (s) | |
626 | return s; | |
627 | ||
628 | s = script_spec__new(spec, ops); | |
629 | if (!s) | |
466e2876 | 630 | return NULL; |
956ffd02 TZ |
631 | |
632 | script_spec__add(s); | |
633 | ||
634 | return s; | |
956ffd02 TZ |
635 | } |
636 | ||
637 | int script_spec_register(const char *spec, struct scripting_ops *ops) | |
638 | { | |
639 | struct script_spec *s; | |
640 | ||
641 | s = script_spec__find(spec); | |
642 | if (s) | |
643 | return -1; | |
644 | ||
645 | s = script_spec__findnew(spec, ops); | |
646 | if (!s) | |
647 | return -1; | |
648 | ||
649 | return 0; | |
650 | } | |
651 | ||
652 | static struct scripting_ops *script_spec__lookup(const char *spec) | |
653 | { | |
654 | struct script_spec *s = script_spec__find(spec); | |
655 | if (!s) | |
656 | return NULL; | |
657 | ||
658 | return s->ops; | |
659 | } | |
660 | ||
661 | static void list_available_languages(void) | |
662 | { | |
663 | struct script_spec *s; | |
664 | ||
665 | fprintf(stderr, "\n"); | |
666 | fprintf(stderr, "Scripting language extensions (used in " | |
133dc4c3 | 667 | "perf script -s [spec:]script.[spec]):\n\n"); |
956ffd02 TZ |
668 | |
669 | list_for_each_entry(s, &script_specs, node) | |
670 | fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); | |
671 | ||
672 | fprintf(stderr, "\n"); | |
673 | } | |
674 | ||
675 | static int parse_scriptname(const struct option *opt __used, | |
676 | const char *str, int unset __used) | |
677 | { | |
678 | char spec[PATH_MAX]; | |
679 | const char *script, *ext; | |
680 | int len; | |
681 | ||
f526d68b | 682 | if (strcmp(str, "lang") == 0) { |
956ffd02 | 683 | list_available_languages(); |
f526d68b | 684 | exit(0); |
956ffd02 TZ |
685 | } |
686 | ||
687 | script = strchr(str, ':'); | |
688 | if (script) { | |
689 | len = script - str; | |
690 | if (len >= PATH_MAX) { | |
691 | fprintf(stderr, "invalid language specifier"); | |
692 | return -1; | |
693 | } | |
694 | strncpy(spec, str, len); | |
695 | spec[len] = '\0'; | |
696 | scripting_ops = script_spec__lookup(spec); | |
697 | if (!scripting_ops) { | |
698 | fprintf(stderr, "invalid language specifier"); | |
699 | return -1; | |
700 | } | |
701 | script++; | |
702 | } else { | |
703 | script = str; | |
d1e95bb5 | 704 | ext = strrchr(script, '.'); |
956ffd02 TZ |
705 | if (!ext) { |
706 | fprintf(stderr, "invalid script extension"); | |
707 | return -1; | |
708 | } | |
709 | scripting_ops = script_spec__lookup(++ext); | |
710 | if (!scripting_ops) { | |
711 | fprintf(stderr, "invalid script extension"); | |
712 | return -1; | |
713 | } | |
714 | } | |
715 | ||
716 | script_name = strdup(script); | |
717 | ||
718 | return 0; | |
719 | } | |
720 | ||
745f43e3 DA |
721 | static int parse_output_fields(const struct option *opt __used, |
722 | const char *arg, int unset __used) | |
723 | { | |
724 | char *tok; | |
725 | int i, imax = sizeof(all_output_options) / sizeof(struct output_option); | |
2c9e45f7 | 726 | int j; |
745f43e3 DA |
727 | int rc = 0; |
728 | char *str = strdup(arg); | |
1424dc96 | 729 | int type = -1; |
745f43e3 DA |
730 | |
731 | if (!str) | |
732 | return -ENOMEM; | |
733 | ||
2c9e45f7 DA |
734 | /* first word can state for which event type the user is specifying |
735 | * the fields. If no type exists, the specified fields apply to all | |
736 | * event types found in the file minus the invalid fields for a type. | |
1424dc96 | 737 | */ |
2c9e45f7 DA |
738 | tok = strchr(str, ':'); |
739 | if (tok) { | |
740 | *tok = '\0'; | |
741 | tok++; | |
742 | if (!strcmp(str, "hw")) | |
743 | type = PERF_TYPE_HARDWARE; | |
744 | else if (!strcmp(str, "sw")) | |
745 | type = PERF_TYPE_SOFTWARE; | |
746 | else if (!strcmp(str, "trace")) | |
747 | type = PERF_TYPE_TRACEPOINT; | |
0817a6a3 AS |
748 | else if (!strcmp(str, "raw")) |
749 | type = PERF_TYPE_RAW; | |
2c9e45f7 DA |
750 | else { |
751 | fprintf(stderr, "Invalid event type in field string.\n"); | |
38efb539 RR |
752 | rc = -EINVAL; |
753 | goto out; | |
2c9e45f7 DA |
754 | } |
755 | ||
756 | if (output[type].user_set) | |
757 | pr_warning("Overriding previous field request for %s events.\n", | |
758 | event_type(type)); | |
759 | ||
760 | output[type].fields = 0; | |
761 | output[type].user_set = true; | |
9cbdb702 | 762 | output[type].wildcard_set = false; |
2c9e45f7 DA |
763 | |
764 | } else { | |
765 | tok = str; | |
766 | if (strlen(str) == 0) { | |
767 | fprintf(stderr, | |
768 | "Cannot set fields to 'none' for all event types.\n"); | |
769 | rc = -EINVAL; | |
770 | goto out; | |
771 | } | |
772 | ||
773 | if (output_set_by_user()) | |
774 | pr_warning("Overriding previous field request for all events.\n"); | |
775 | ||
776 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
777 | output[j].fields = 0; | |
778 | output[j].user_set = true; | |
9cbdb702 | 779 | output[j].wildcard_set = true; |
2c9e45f7 | 780 | } |
745f43e3 DA |
781 | } |
782 | ||
2c9e45f7 DA |
783 | tok = strtok(tok, ","); |
784 | while (tok) { | |
745f43e3 | 785 | for (i = 0; i < imax; ++i) { |
2c9e45f7 | 786 | if (strcmp(tok, all_output_options[i].str) == 0) |
745f43e3 | 787 | break; |
745f43e3 DA |
788 | } |
789 | if (i == imax) { | |
2c9e45f7 | 790 | fprintf(stderr, "Invalid field requested.\n"); |
745f43e3 | 791 | rc = -EINVAL; |
2c9e45f7 | 792 | goto out; |
745f43e3 DA |
793 | } |
794 | ||
2c9e45f7 DA |
795 | if (type == -1) { |
796 | /* add user option to all events types for | |
797 | * which it is valid | |
798 | */ | |
799 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
800 | if (output[j].invalid_fields & all_output_options[i].field) { | |
801 | pr_warning("\'%s\' not valid for %s events. Ignoring.\n", | |
802 | all_output_options[i].str, event_type(j)); | |
803 | } else | |
804 | output[j].fields |= all_output_options[i].field; | |
805 | } | |
806 | } else { | |
807 | if (output[type].invalid_fields & all_output_options[i].field) { | |
808 | fprintf(stderr, "\'%s\' not valid for %s events.\n", | |
809 | all_output_options[i].str, event_type(type)); | |
810 | ||
811 | rc = -EINVAL; | |
812 | goto out; | |
813 | } | |
814 | output[type].fields |= all_output_options[i].field; | |
815 | } | |
816 | ||
817 | tok = strtok(NULL, ","); | |
745f43e3 DA |
818 | } |
819 | ||
2c9e45f7 DA |
820 | if (type >= 0) { |
821 | if (output[type].fields == 0) { | |
822 | pr_debug("No fields requested for %s type. " | |
823 | "Events will not be displayed.\n", event_type(type)); | |
824 | } | |
825 | } | |
745f43e3 | 826 | |
2c9e45f7 | 827 | out: |
745f43e3 DA |
828 | free(str); |
829 | return rc; | |
830 | } | |
831 | ||
008f29d3 SB |
832 | /* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ |
833 | static int is_directory(const char *base_path, const struct dirent *dent) | |
834 | { | |
835 | char path[PATH_MAX]; | |
836 | struct stat st; | |
837 | ||
838 | sprintf(path, "%s/%s", base_path, dent->d_name); | |
839 | if (stat(path, &st)) | |
840 | return 0; | |
841 | ||
842 | return S_ISDIR(st.st_mode); | |
843 | } | |
844 | ||
845 | #define for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next)\ | |
4b9c0c59 TZ |
846 | while (!readdir_r(scripts_dir, &lang_dirent, &lang_next) && \ |
847 | lang_next) \ | |
008f29d3 SB |
848 | if ((lang_dirent.d_type == DT_DIR || \ |
849 | (lang_dirent.d_type == DT_UNKNOWN && \ | |
850 | is_directory(scripts_path, &lang_dirent))) && \ | |
4b9c0c59 TZ |
851 | (strcmp(lang_dirent.d_name, ".")) && \ |
852 | (strcmp(lang_dirent.d_name, ".."))) | |
853 | ||
008f29d3 | 854 | #define for_each_script(lang_path, lang_dir, script_dirent, script_next)\ |
4b9c0c59 TZ |
855 | while (!readdir_r(lang_dir, &script_dirent, &script_next) && \ |
856 | script_next) \ | |
008f29d3 SB |
857 | if (script_dirent.d_type != DT_DIR && \ |
858 | (script_dirent.d_type != DT_UNKNOWN || \ | |
859 | !is_directory(lang_path, &script_dirent))) | |
4b9c0c59 TZ |
860 | |
861 | ||
862 | #define RECORD_SUFFIX "-record" | |
863 | #define REPORT_SUFFIX "-report" | |
864 | ||
865 | struct script_desc { | |
866 | struct list_head node; | |
867 | char *name; | |
868 | char *half_liner; | |
869 | char *args; | |
870 | }; | |
871 | ||
eccdfe2d | 872 | static LIST_HEAD(script_descs); |
4b9c0c59 TZ |
873 | |
874 | static struct script_desc *script_desc__new(const char *name) | |
875 | { | |
876 | struct script_desc *s = zalloc(sizeof(*s)); | |
877 | ||
b5b87312 | 878 | if (s != NULL && name) |
4b9c0c59 TZ |
879 | s->name = strdup(name); |
880 | ||
881 | return s; | |
882 | } | |
883 | ||
884 | static void script_desc__delete(struct script_desc *s) | |
885 | { | |
886 | free(s->name); | |
e8719adf TZ |
887 | free(s->half_liner); |
888 | free(s->args); | |
4b9c0c59 TZ |
889 | free(s); |
890 | } | |
891 | ||
892 | static void script_desc__add(struct script_desc *s) | |
893 | { | |
894 | list_add_tail(&s->node, &script_descs); | |
895 | } | |
896 | ||
897 | static struct script_desc *script_desc__find(const char *name) | |
898 | { | |
899 | struct script_desc *s; | |
900 | ||
901 | list_for_each_entry(s, &script_descs, node) | |
902 | if (strcasecmp(s->name, name) == 0) | |
903 | return s; | |
904 | return NULL; | |
905 | } | |
906 | ||
907 | static struct script_desc *script_desc__findnew(const char *name) | |
908 | { | |
909 | struct script_desc *s = script_desc__find(name); | |
910 | ||
911 | if (s) | |
912 | return s; | |
913 | ||
914 | s = script_desc__new(name); | |
915 | if (!s) | |
916 | goto out_delete_desc; | |
917 | ||
918 | script_desc__add(s); | |
919 | ||
920 | return s; | |
921 | ||
922 | out_delete_desc: | |
923 | script_desc__delete(s); | |
924 | ||
925 | return NULL; | |
926 | } | |
927 | ||
965bb6be | 928 | static const char *ends_with(const char *str, const char *suffix) |
4b9c0c59 TZ |
929 | { |
930 | size_t suffix_len = strlen(suffix); | |
965bb6be | 931 | const char *p = str; |
4b9c0c59 TZ |
932 | |
933 | if (strlen(str) > suffix_len) { | |
934 | p = str + strlen(str) - suffix_len; | |
935 | if (!strncmp(p, suffix, suffix_len)) | |
936 | return p; | |
937 | } | |
938 | ||
939 | return NULL; | |
940 | } | |
941 | ||
942 | static char *ltrim(char *str) | |
943 | { | |
944 | int len = strlen(str); | |
945 | ||
946 | while (len && isspace(*str)) { | |
947 | len--; | |
948 | str++; | |
949 | } | |
950 | ||
951 | return str; | |
952 | } | |
953 | ||
954 | static int read_script_info(struct script_desc *desc, const char *filename) | |
955 | { | |
956 | char line[BUFSIZ], *p; | |
957 | FILE *fp; | |
958 | ||
959 | fp = fopen(filename, "r"); | |
960 | if (!fp) | |
961 | return -1; | |
962 | ||
963 | while (fgets(line, sizeof(line), fp)) { | |
964 | p = ltrim(line); | |
965 | if (strlen(p) == 0) | |
966 | continue; | |
967 | if (*p != '#') | |
968 | continue; | |
969 | p++; | |
970 | if (strlen(p) && *p == '!') | |
971 | continue; | |
972 | ||
973 | p = ltrim(p); | |
974 | if (strlen(p) && p[strlen(p) - 1] == '\n') | |
975 | p[strlen(p) - 1] = '\0'; | |
976 | ||
977 | if (!strncmp(p, "description:", strlen("description:"))) { | |
978 | p += strlen("description:"); | |
979 | desc->half_liner = strdup(ltrim(p)); | |
980 | continue; | |
981 | } | |
982 | ||
983 | if (!strncmp(p, "args:", strlen("args:"))) { | |
984 | p += strlen("args:"); | |
985 | desc->args = strdup(ltrim(p)); | |
986 | continue; | |
987 | } | |
988 | } | |
989 | ||
990 | fclose(fp); | |
991 | ||
992 | return 0; | |
993 | } | |
994 | ||
38efb539 RR |
995 | static char *get_script_root(struct dirent *script_dirent, const char *suffix) |
996 | { | |
997 | char *script_root, *str; | |
998 | ||
999 | script_root = strdup(script_dirent->d_name); | |
1000 | if (!script_root) | |
1001 | return NULL; | |
1002 | ||
1003 | str = (char *)ends_with(script_root, suffix); | |
1004 | if (!str) { | |
1005 | free(script_root); | |
1006 | return NULL; | |
1007 | } | |
1008 | ||
1009 | *str = '\0'; | |
1010 | return script_root; | |
1011 | } | |
1012 | ||
4b9c0c59 TZ |
1013 | static int list_available_scripts(const struct option *opt __used, |
1014 | const char *s __used, int unset __used) | |
1015 | { | |
1016 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1017 | char scripts_path[MAXPATHLEN]; | |
1018 | DIR *scripts_dir, *lang_dir; | |
1019 | char script_path[MAXPATHLEN]; | |
1020 | char lang_path[MAXPATHLEN]; | |
1021 | struct script_desc *desc; | |
1022 | char first_half[BUFSIZ]; | |
1023 | char *script_root; | |
4b9c0c59 TZ |
1024 | |
1025 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1026 | ||
1027 | scripts_dir = opendir(scripts_path); | |
1028 | if (!scripts_dir) | |
1029 | return -1; | |
1030 | ||
008f29d3 | 1031 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
4b9c0c59 TZ |
1032 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1033 | lang_dirent.d_name); | |
1034 | lang_dir = opendir(lang_path); | |
1035 | if (!lang_dir) | |
1036 | continue; | |
1037 | ||
008f29d3 | 1038 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1039 | script_root = get_script_root(&script_dirent, REPORT_SUFFIX); |
1040 | if (script_root) { | |
4b9c0c59 TZ |
1041 | desc = script_desc__findnew(script_root); |
1042 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
1043 | lang_path, script_dirent.d_name); | |
1044 | read_script_info(desc, script_path); | |
38efb539 | 1045 | free(script_root); |
4b9c0c59 | 1046 | } |
4b9c0c59 TZ |
1047 | } |
1048 | } | |
1049 | ||
1050 | fprintf(stdout, "List of available trace scripts:\n"); | |
1051 | list_for_each_entry(desc, &script_descs, node) { | |
1052 | sprintf(first_half, "%s %s", desc->name, | |
1053 | desc->args ? desc->args : ""); | |
1054 | fprintf(stdout, " %-36s %s\n", first_half, | |
1055 | desc->half_liner ? desc->half_liner : ""); | |
1056 | } | |
1057 | ||
1058 | exit(0); | |
1059 | } | |
1060 | ||
3875294f TZ |
1061 | static char *get_script_path(const char *script_root, const char *suffix) |
1062 | { | |
1063 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1064 | char scripts_path[MAXPATHLEN]; | |
1065 | char script_path[MAXPATHLEN]; | |
1066 | DIR *scripts_dir, *lang_dir; | |
1067 | char lang_path[MAXPATHLEN]; | |
38efb539 | 1068 | char *__script_root; |
3875294f TZ |
1069 | |
1070 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1071 | ||
1072 | scripts_dir = opendir(scripts_path); | |
1073 | if (!scripts_dir) | |
1074 | return NULL; | |
1075 | ||
008f29d3 | 1076 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
3875294f TZ |
1077 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1078 | lang_dirent.d_name); | |
1079 | lang_dir = opendir(lang_path); | |
1080 | if (!lang_dir) | |
1081 | continue; | |
1082 | ||
008f29d3 | 1083 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1084 | __script_root = get_script_root(&script_dirent, suffix); |
1085 | if (__script_root && !strcmp(script_root, __script_root)) { | |
1086 | free(__script_root); | |
946ef2a2 NK |
1087 | closedir(lang_dir); |
1088 | closedir(scripts_dir); | |
3875294f TZ |
1089 | snprintf(script_path, MAXPATHLEN, "%s/%s", |
1090 | lang_path, script_dirent.d_name); | |
38efb539 | 1091 | return strdup(script_path); |
3875294f TZ |
1092 | } |
1093 | free(__script_root); | |
1094 | } | |
946ef2a2 | 1095 | closedir(lang_dir); |
3875294f | 1096 | } |
946ef2a2 | 1097 | closedir(scripts_dir); |
3875294f | 1098 | |
38efb539 | 1099 | return NULL; |
3875294f TZ |
1100 | } |
1101 | ||
b5b87312 TZ |
1102 | static bool is_top_script(const char *script_path) |
1103 | { | |
965bb6be | 1104 | return ends_with(script_path, "top") == NULL ? false : true; |
b5b87312 TZ |
1105 | } |
1106 | ||
1107 | static int has_required_arg(char *script_path) | |
1108 | { | |
1109 | struct script_desc *desc; | |
1110 | int n_args = 0; | |
1111 | char *p; | |
1112 | ||
1113 | desc = script_desc__new(NULL); | |
1114 | ||
1115 | if (read_script_info(desc, script_path)) | |
1116 | goto out; | |
1117 | ||
1118 | if (!desc->args) | |
1119 | goto out; | |
1120 | ||
1121 | for (p = desc->args; *p; p++) | |
1122 | if (*p == '<') | |
1123 | n_args++; | |
1124 | out: | |
1125 | script_desc__delete(desc); | |
1126 | ||
1127 | return n_args; | |
1128 | } | |
1129 | ||
133dc4c3 IM |
1130 | static const char * const script_usage[] = { |
1131 | "perf script [<options>]", | |
1132 | "perf script [<options>] record <script> [<record-options>] <command>", | |
1133 | "perf script [<options>] report <script> [script-args]", | |
1134 | "perf script [<options>] <script> [<record-options>] <command>", | |
1135 | "perf script [<options>] <top-script> [script-args]", | |
5f9c39dc FW |
1136 | NULL |
1137 | }; | |
1138 | ||
1139 | static const struct option options[] = { | |
1140 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, | |
1141 | "dump raw trace in ASCII"), | |
c0555642 | 1142 | OPT_INCR('v', "verbose", &verbose, |
5f9c39dc | 1143 | "be more verbose (show symbol address, etc)"), |
4b9c0c59 | 1144 | OPT_BOOLEAN('L', "Latency", &latency_format, |
cda48461 | 1145 | "show latency attributes (irqs/preemption disabled, etc)"), |
4b9c0c59 TZ |
1146 | OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", |
1147 | list_available_scripts), | |
956ffd02 TZ |
1148 | OPT_CALLBACK('s', "script", NULL, "name", |
1149 | "script file name (lang:script name, script name, or *)", | |
1150 | parse_scriptname), | |
1151 | OPT_STRING('g', "gen-script", &generate_script_lang, "lang", | |
133dc4c3 | 1152 | "generate perf-script.xx script in specified language"), |
408f0d18 HM |
1153 | OPT_STRING('i', "input", &input_name, "file", |
1154 | "input file name"), | |
ffabd99e FW |
1155 | OPT_BOOLEAN('d', "debug-mode", &debug_mode, |
1156 | "do various checks like samples ordering and lost events"), | |
c0230b2b DA |
1157 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
1158 | "file", "vmlinux pathname"), | |
1159 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, | |
1160 | "file", "kallsyms pathname"), | |
1161 | OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, | |
1162 | "When printing symbols do not display call chain"), | |
1163 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", | |
1164 | "Look for files with symbols relative to this directory"), | |
745f43e3 | 1165 | OPT_CALLBACK('f', "fields", NULL, "str", |
a978f2ab AN |
1166 | "comma separated output fields prepend with 'type:'. " |
1167 | "Valid types: hw,sw,trace,raw. " | |
1168 | "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," | |
1169 | "addr,symoff", | |
745f43e3 | 1170 | parse_output_fields), |
317df650 RR |
1171 | OPT_BOOLEAN('a', "all-cpus", &system_wide, |
1172 | "system-wide collection from all CPUs"), | |
c8e66720 | 1173 | OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), |
e7984b7b DA |
1174 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
1175 | "only display events for these comms"), | |
fbe96f29 SE |
1176 | OPT_BOOLEAN('I', "show-info", &show_full_info, |
1177 | "display extended information from perf.data file"), | |
0bc8d205 AN |
1178 | OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, |
1179 | "Show the path of [kernel.kallsyms]"), | |
1180 | ||
1909629f | 1181 | OPT_END() |
5f9c39dc FW |
1182 | }; |
1183 | ||
34c86ea9 TZ |
1184 | static bool have_cmd(int argc, const char **argv) |
1185 | { | |
1186 | char **__argv = malloc(sizeof(const char *) * argc); | |
1187 | ||
1188 | if (!__argv) | |
1189 | die("malloc"); | |
1190 | memcpy(__argv, argv, sizeof(const char *) * argc); | |
1191 | argc = parse_options(argc, (const char **)__argv, record_options, | |
1192 | NULL, PARSE_OPT_STOP_AT_NON_OPTION); | |
1193 | free(__argv); | |
1194 | ||
1195 | return argc != 0; | |
1196 | } | |
1197 | ||
133dc4c3 | 1198 | int cmd_script(int argc, const char **argv, const char *prefix __used) |
5f9c39dc | 1199 | { |
b5b87312 TZ |
1200 | char *rec_script_path = NULL; |
1201 | char *rep_script_path = NULL; | |
d8f66248 | 1202 | struct perf_session *session; |
b5b87312 | 1203 | char *script_path = NULL; |
3875294f | 1204 | const char **__argv; |
b5b87312 | 1205 | int i, j, err; |
3875294f | 1206 | |
b5b87312 TZ |
1207 | setup_scripting(); |
1208 | ||
133dc4c3 | 1209 | argc = parse_options(argc, argv, options, script_usage, |
b5b87312 TZ |
1210 | PARSE_OPT_STOP_AT_NON_OPTION); |
1211 | ||
1212 | if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { | |
1213 | rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); | |
1214 | if (!rec_script_path) | |
1215 | return cmd_record(argc, argv, NULL); | |
3875294f TZ |
1216 | } |
1217 | ||
b5b87312 TZ |
1218 | if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { |
1219 | rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); | |
1220 | if (!rep_script_path) { | |
3875294f | 1221 | fprintf(stderr, |
b5b87312 | 1222 | "Please specify a valid report script" |
133dc4c3 | 1223 | "(see 'perf script -l' for listing)\n"); |
3875294f TZ |
1224 | return -1; |
1225 | } | |
3875294f TZ |
1226 | } |
1227 | ||
44e668c6 BH |
1228 | /* make sure PERF_EXEC_PATH is set for scripts */ |
1229 | perf_set_argv_exec_path(perf_exec_path()); | |
1230 | ||
b5b87312 | 1231 | if (argc && !script_name && !rec_script_path && !rep_script_path) { |
a0cccc2e | 1232 | int live_pipe[2]; |
b5b87312 | 1233 | int rep_args; |
a0cccc2e TZ |
1234 | pid_t pid; |
1235 | ||
b5b87312 TZ |
1236 | rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); |
1237 | rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); | |
1238 | ||
1239 | if (!rec_script_path && !rep_script_path) { | |
1240 | fprintf(stderr, " Couldn't find script %s\n\n See perf" | |
133dc4c3 IM |
1241 | " script -l for available scripts.\n", argv[0]); |
1242 | usage_with_options(script_usage, options); | |
a0cccc2e TZ |
1243 | } |
1244 | ||
b5b87312 TZ |
1245 | if (is_top_script(argv[0])) { |
1246 | rep_args = argc - 1; | |
1247 | } else { | |
1248 | int rec_args; | |
1249 | ||
1250 | rep_args = has_required_arg(rep_script_path); | |
1251 | rec_args = (argc - 1) - rep_args; | |
1252 | if (rec_args < 0) { | |
1253 | fprintf(stderr, " %s script requires options." | |
133dc4c3 | 1254 | "\n\n See perf script -l for available " |
b5b87312 | 1255 | "scripts and options.\n", argv[0]); |
133dc4c3 | 1256 | usage_with_options(script_usage, options); |
b5b87312 | 1257 | } |
a0cccc2e TZ |
1258 | } |
1259 | ||
1260 | if (pipe(live_pipe) < 0) { | |
1261 | perror("failed to create pipe"); | |
1262 | exit(-1); | |
1263 | } | |
1264 | ||
1265 | pid = fork(); | |
1266 | if (pid < 0) { | |
1267 | perror("failed to fork"); | |
1268 | exit(-1); | |
1269 | } | |
1270 | ||
1271 | if (!pid) { | |
b5b87312 TZ |
1272 | j = 0; |
1273 | ||
a0cccc2e TZ |
1274 | dup2(live_pipe[1], 1); |
1275 | close(live_pipe[0]); | |
1276 | ||
317df650 RR |
1277 | if (is_top_script(argv[0])) { |
1278 | system_wide = true; | |
1279 | } else if (!system_wide) { | |
b5b87312 TZ |
1280 | system_wide = !have_cmd(argc - rep_args, |
1281 | &argv[rep_args]); | |
317df650 | 1282 | } |
b5b87312 TZ |
1283 | |
1284 | __argv = malloc((argc + 6) * sizeof(const char *)); | |
e8719adf TZ |
1285 | if (!__argv) |
1286 | die("malloc"); | |
1287 | ||
b5b87312 TZ |
1288 | __argv[j++] = "/bin/sh"; |
1289 | __argv[j++] = rec_script_path; | |
1290 | if (system_wide) | |
1291 | __argv[j++] = "-a"; | |
1292 | __argv[j++] = "-q"; | |
1293 | __argv[j++] = "-o"; | |
1294 | __argv[j++] = "-"; | |
1295 | for (i = rep_args + 1; i < argc; i++) | |
1296 | __argv[j++] = argv[i]; | |
1297 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1298 | |
1299 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1300 | free(__argv); |
a0cccc2e TZ |
1301 | exit(-1); |
1302 | } | |
1303 | ||
1304 | dup2(live_pipe[0], 0); | |
1305 | close(live_pipe[1]); | |
1306 | ||
b5b87312 | 1307 | __argv = malloc((argc + 4) * sizeof(const char *)); |
e8719adf TZ |
1308 | if (!__argv) |
1309 | die("malloc"); | |
b5b87312 TZ |
1310 | j = 0; |
1311 | __argv[j++] = "/bin/sh"; | |
1312 | __argv[j++] = rep_script_path; | |
1313 | for (i = 1; i < rep_args + 1; i++) | |
1314 | __argv[j++] = argv[i]; | |
1315 | __argv[j++] = "-i"; | |
1316 | __argv[j++] = "-"; | |
1317 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1318 | |
1319 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1320 | free(__argv); |
a0cccc2e TZ |
1321 | exit(-1); |
1322 | } | |
1323 | ||
b5b87312 TZ |
1324 | if (rec_script_path) |
1325 | script_path = rec_script_path; | |
1326 | if (rep_script_path) | |
1327 | script_path = rep_script_path; | |
34c86ea9 | 1328 | |
b5b87312 | 1329 | if (script_path) { |
b5b87312 | 1330 | j = 0; |
3875294f | 1331 | |
317df650 RR |
1332 | if (!rec_script_path) |
1333 | system_wide = false; | |
1334 | else if (!system_wide) | |
b5b87312 | 1335 | system_wide = !have_cmd(argc - 1, &argv[1]); |
34c86ea9 | 1336 | |
b5b87312 | 1337 | __argv = malloc((argc + 2) * sizeof(const char *)); |
e8719adf TZ |
1338 | if (!__argv) |
1339 | die("malloc"); | |
34c86ea9 TZ |
1340 | __argv[j++] = "/bin/sh"; |
1341 | __argv[j++] = script_path; | |
1342 | if (system_wide) | |
1343 | __argv[j++] = "-a"; | |
b5b87312 | 1344 | for (i = 2; i < argc; i++) |
34c86ea9 TZ |
1345 | __argv[j++] = argv[i]; |
1346 | __argv[j++] = NULL; | |
3875294f TZ |
1347 | |
1348 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1349 | free(__argv); |
3875294f TZ |
1350 | exit(-1); |
1351 | } | |
956ffd02 | 1352 | |
655000e7 ACM |
1353 | if (symbol__init() < 0) |
1354 | return -1; | |
cf4fee50 TZ |
1355 | if (!script_name) |
1356 | setup_pager(); | |
5f9c39dc | 1357 | |
da378962 ACM |
1358 | session = perf_session__new(input_name, O_RDONLY, 0, false, |
1359 | &perf_script.tool); | |
d8f66248 ACM |
1360 | if (session == NULL) |
1361 | return -ENOMEM; | |
1362 | ||
da378962 ACM |
1363 | perf_script.session = session; |
1364 | ||
5d67be97 AB |
1365 | if (cpu_list) { |
1366 | if (perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap)) | |
1367 | return -1; | |
1368 | } | |
1369 | ||
fbe96f29 SE |
1370 | perf_session__fprintf_info(session, stdout, show_full_info); |
1371 | ||
1424dc96 | 1372 | if (!no_callchain) |
c0230b2b DA |
1373 | symbol_conf.use_callchain = true; |
1374 | else | |
1375 | symbol_conf.use_callchain = false; | |
1376 | ||
956ffd02 TZ |
1377 | if (generate_script_lang) { |
1378 | struct stat perf_stat; | |
745f43e3 DA |
1379 | int input; |
1380 | ||
2c9e45f7 | 1381 | if (output_set_by_user()) { |
745f43e3 DA |
1382 | fprintf(stderr, |
1383 | "custom fields not supported for generated scripts"); | |
1384 | return -1; | |
1385 | } | |
956ffd02 | 1386 | |
efad1415 | 1387 | input = open(session->filename, O_RDONLY); /* input_name */ |
956ffd02 TZ |
1388 | if (input < 0) { |
1389 | perror("failed to open file"); | |
1390 | exit(-1); | |
1391 | } | |
1392 | ||
1393 | err = fstat(input, &perf_stat); | |
1394 | if (err < 0) { | |
1395 | perror("failed to stat file"); | |
1396 | exit(-1); | |
1397 | } | |
1398 | ||
1399 | if (!perf_stat.st_size) { | |
1400 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
1401 | exit(0); | |
1402 | } | |
1403 | ||
1404 | scripting_ops = script_spec__lookup(generate_script_lang); | |
1405 | if (!scripting_ops) { | |
1406 | fprintf(stderr, "invalid language specifier"); | |
1407 | return -1; | |
1408 | } | |
1409 | ||
da378962 ACM |
1410 | err = scripting_ops->generate_script(session->pevent, |
1411 | "perf-script"); | |
956ffd02 TZ |
1412 | goto out; |
1413 | } | |
1414 | ||
1415 | if (script_name) { | |
586bc5cc | 1416 | err = scripting_ops->start_script(script_name, argc, argv); |
956ffd02 TZ |
1417 | if (err) |
1418 | goto out; | |
133dc4c3 | 1419 | pr_debug("perf script started with script %s\n\n", script_name); |
956ffd02 TZ |
1420 | } |
1421 | ||
9cbdb702 DA |
1422 | |
1423 | err = perf_session__check_output_opt(session); | |
1424 | if (err < 0) | |
1425 | goto out; | |
1426 | ||
133dc4c3 | 1427 | err = __cmd_script(session); |
956ffd02 | 1428 | |
d8f66248 | 1429 | perf_session__delete(session); |
956ffd02 TZ |
1430 | cleanup_scripting(); |
1431 | out: | |
1432 | return err; | |
5f9c39dc | 1433 | } |