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" | |
36385be5 | 17 | #include "util/sort.h" |
f5fc1412 | 18 | #include "util/data.h" |
7a680eb9 | 19 | #include "util/auxtrace.h" |
5d67be97 | 20 | #include <linux/bitmap.h> |
5f9c39dc | 21 | |
956ffd02 TZ |
22 | static char const *script_name; |
23 | static char const *generate_script_lang; | |
ffabd99e | 24 | static bool debug_mode; |
e1889d75 | 25 | static u64 last_timestamp; |
6fcf7ddb | 26 | static u64 nr_unordered; |
c0230b2b | 27 | static bool no_callchain; |
47390ae2 | 28 | static bool latency_format; |
317df650 | 29 | static bool system_wide; |
5d67be97 AB |
30 | static const char *cpu_list; |
31 | static DECLARE_BITMAP(cpu_bitmap, MAX_NR_CPUS); | |
956ffd02 | 32 | |
745f43e3 DA |
33 | enum perf_output_field { |
34 | PERF_OUTPUT_COMM = 1U << 0, | |
35 | PERF_OUTPUT_TID = 1U << 1, | |
36 | PERF_OUTPUT_PID = 1U << 2, | |
37 | PERF_OUTPUT_TIME = 1U << 3, | |
38 | PERF_OUTPUT_CPU = 1U << 4, | |
39 | PERF_OUTPUT_EVNAME = 1U << 5, | |
40 | PERF_OUTPUT_TRACE = 1U << 6, | |
787bef17 DA |
41 | PERF_OUTPUT_IP = 1U << 7, |
42 | PERF_OUTPUT_SYM = 1U << 8, | |
610723f2 | 43 | PERF_OUTPUT_DSO = 1U << 9, |
7cec0922 | 44 | PERF_OUTPUT_ADDR = 1U << 10, |
a978f2ab | 45 | PERF_OUTPUT_SYMOFFSET = 1U << 11, |
cc8fae1d | 46 | PERF_OUTPUT_SRCLINE = 1U << 12, |
535aeaae | 47 | PERF_OUTPUT_PERIOD = 1U << 13, |
745f43e3 DA |
48 | }; |
49 | ||
50 | struct output_option { | |
51 | const char *str; | |
52 | enum perf_output_field field; | |
53 | } all_output_options[] = { | |
54 | {.str = "comm", .field = PERF_OUTPUT_COMM}, | |
55 | {.str = "tid", .field = PERF_OUTPUT_TID}, | |
56 | {.str = "pid", .field = PERF_OUTPUT_PID}, | |
57 | {.str = "time", .field = PERF_OUTPUT_TIME}, | |
58 | {.str = "cpu", .field = PERF_OUTPUT_CPU}, | |
59 | {.str = "event", .field = PERF_OUTPUT_EVNAME}, | |
60 | {.str = "trace", .field = PERF_OUTPUT_TRACE}, | |
787bef17 | 61 | {.str = "ip", .field = PERF_OUTPUT_IP}, |
c0230b2b | 62 | {.str = "sym", .field = PERF_OUTPUT_SYM}, |
610723f2 | 63 | {.str = "dso", .field = PERF_OUTPUT_DSO}, |
7cec0922 | 64 | {.str = "addr", .field = PERF_OUTPUT_ADDR}, |
a978f2ab | 65 | {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, |
cc8fae1d | 66 | {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, |
535aeaae | 67 | {.str = "period", .field = PERF_OUTPUT_PERIOD}, |
745f43e3 DA |
68 | }; |
69 | ||
70 | /* default set to maintain compatibility with current format */ | |
2c9e45f7 DA |
71 | static struct { |
72 | bool user_set; | |
9cbdb702 | 73 | bool wildcard_set; |
a6ffaf91 | 74 | unsigned int print_ip_opts; |
2c9e45f7 DA |
75 | u64 fields; |
76 | u64 invalid_fields; | |
77 | } output[PERF_TYPE_MAX] = { | |
78 | ||
79 | [PERF_TYPE_HARDWARE] = { | |
80 | .user_set = false, | |
81 | ||
82 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
83 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 84 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
e8564b71 JO |
85 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO | |
86 | PERF_OUTPUT_PERIOD, | |
2c9e45f7 DA |
87 | |
88 | .invalid_fields = PERF_OUTPUT_TRACE, | |
89 | }, | |
90 | ||
91 | [PERF_TYPE_SOFTWARE] = { | |
92 | .user_set = false, | |
93 | ||
94 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
95 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 96 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
e8564b71 JO |
97 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO | |
98 | PERF_OUTPUT_PERIOD, | |
2c9e45f7 DA |
99 | |
100 | .invalid_fields = PERF_OUTPUT_TRACE, | |
101 | }, | |
102 | ||
103 | [PERF_TYPE_TRACEPOINT] = { | |
104 | .user_set = false, | |
105 | ||
106 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
107 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
108 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_TRACE, | |
109 | }, | |
0817a6a3 AS |
110 | |
111 | [PERF_TYPE_RAW] = { | |
112 | .user_set = false, | |
113 | ||
114 | .fields = PERF_OUTPUT_COMM | PERF_OUTPUT_TID | | |
115 | PERF_OUTPUT_CPU | PERF_OUTPUT_TIME | | |
787bef17 | 116 | PERF_OUTPUT_EVNAME | PERF_OUTPUT_IP | |
e8564b71 JO |
117 | PERF_OUTPUT_SYM | PERF_OUTPUT_DSO | |
118 | PERF_OUTPUT_PERIOD, | |
0817a6a3 AS |
119 | |
120 | .invalid_fields = PERF_OUTPUT_TRACE, | |
121 | }, | |
1424dc96 | 122 | }; |
745f43e3 | 123 | |
2c9e45f7 DA |
124 | static bool output_set_by_user(void) |
125 | { | |
126 | int j; | |
127 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
128 | if (output[j].user_set) | |
129 | return true; | |
130 | } | |
131 | return false; | |
132 | } | |
745f43e3 | 133 | |
9cbdb702 DA |
134 | static const char *output_field2str(enum perf_output_field field) |
135 | { | |
136 | int i, imax = ARRAY_SIZE(all_output_options); | |
137 | const char *str = ""; | |
138 | ||
139 | for (i = 0; i < imax; ++i) { | |
140 | if (all_output_options[i].field == field) { | |
141 | str = all_output_options[i].str; | |
142 | break; | |
143 | } | |
144 | } | |
145 | return str; | |
146 | } | |
147 | ||
2c9e45f7 | 148 | #define PRINT_FIELD(x) (output[attr->type].fields & PERF_OUTPUT_##x) |
1424dc96 | 149 | |
5bff01f6 ACM |
150 | static int perf_evsel__check_stype(struct perf_evsel *evsel, |
151 | u64 sample_type, const char *sample_msg, | |
152 | enum perf_output_field field) | |
1424dc96 | 153 | { |
5bff01f6 | 154 | struct perf_event_attr *attr = &evsel->attr; |
9cbdb702 DA |
155 | int type = attr->type; |
156 | const char *evname; | |
157 | ||
158 | if (attr->sample_type & sample_type) | |
159 | return 0; | |
160 | ||
161 | if (output[type].user_set) { | |
5bff01f6 | 162 | evname = perf_evsel__name(evsel); |
9cbdb702 DA |
163 | pr_err("Samples for '%s' event do not have %s attribute set. " |
164 | "Cannot print '%s' field.\n", | |
165 | evname, sample_msg, output_field2str(field)); | |
166 | return -1; | |
167 | } | |
168 | ||
169 | /* user did not ask for it explicitly so remove from the default list */ | |
170 | output[type].fields &= ~field; | |
5bff01f6 | 171 | evname = perf_evsel__name(evsel); |
9cbdb702 DA |
172 | pr_debug("Samples for '%s' event do not have %s attribute set. " |
173 | "Skipping '%s' field.\n", | |
174 | evname, sample_msg, output_field2str(field)); | |
175 | ||
176 | return 0; | |
177 | } | |
178 | ||
179 | static int perf_evsel__check_attr(struct perf_evsel *evsel, | |
180 | struct perf_session *session) | |
181 | { | |
182 | struct perf_event_attr *attr = &evsel->attr; | |
183 | ||
1424dc96 DA |
184 | if (PRINT_FIELD(TRACE) && |
185 | !perf_session__has_traces(session, "record -R")) | |
186 | return -EINVAL; | |
187 | ||
787bef17 | 188 | if (PRINT_FIELD(IP)) { |
5bff01f6 ACM |
189 | if (perf_evsel__check_stype(evsel, PERF_SAMPLE_IP, "IP", |
190 | PERF_OUTPUT_IP)) | |
1424dc96 | 191 | return -EINVAL; |
1424dc96 | 192 | } |
7cec0922 DA |
193 | |
194 | if (PRINT_FIELD(ADDR) && | |
5bff01f6 ACM |
195 | perf_evsel__check_stype(evsel, PERF_SAMPLE_ADDR, "ADDR", |
196 | PERF_OUTPUT_ADDR)) | |
7cec0922 DA |
197 | return -EINVAL; |
198 | ||
199 | if (PRINT_FIELD(SYM) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { | |
200 | pr_err("Display of symbols requested but neither sample IP nor " | |
201 | "sample address\nis selected. Hence, no addresses to convert " | |
202 | "to symbols.\n"); | |
787bef17 DA |
203 | return -EINVAL; |
204 | } | |
a978f2ab AN |
205 | if (PRINT_FIELD(SYMOFFSET) && !PRINT_FIELD(SYM)) { |
206 | pr_err("Display of offsets requested but symbol is not" | |
207 | "selected.\n"); | |
208 | return -EINVAL; | |
209 | } | |
7cec0922 DA |
210 | if (PRINT_FIELD(DSO) && !PRINT_FIELD(IP) && !PRINT_FIELD(ADDR)) { |
211 | pr_err("Display of DSO requested but neither sample IP nor " | |
212 | "sample address\nis selected. Hence, no addresses to convert " | |
213 | "to DSO.\n"); | |
610723f2 DA |
214 | return -EINVAL; |
215 | } | |
cc8fae1d AH |
216 | if (PRINT_FIELD(SRCLINE) && !PRINT_FIELD(IP)) { |
217 | pr_err("Display of source line number requested but sample IP is not\n" | |
218 | "selected. Hence, no address to lookup the source line number.\n"); | |
219 | return -EINVAL; | |
220 | } | |
1424dc96 DA |
221 | |
222 | if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && | |
5bff01f6 ACM |
223 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", |
224 | PERF_OUTPUT_TID|PERF_OUTPUT_PID)) | |
1424dc96 | 225 | return -EINVAL; |
1424dc96 DA |
226 | |
227 | if (PRINT_FIELD(TIME) && | |
5bff01f6 ACM |
228 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", |
229 | PERF_OUTPUT_TIME)) | |
1424dc96 | 230 | return -EINVAL; |
1424dc96 DA |
231 | |
232 | if (PRINT_FIELD(CPU) && | |
5bff01f6 ACM |
233 | perf_evsel__check_stype(evsel, PERF_SAMPLE_CPU, "CPU", |
234 | PERF_OUTPUT_CPU)) | |
1424dc96 | 235 | return -EINVAL; |
9cbdb702 | 236 | |
535aeaae JO |
237 | if (PRINT_FIELD(PERIOD) && |
238 | perf_evsel__check_stype(evsel, PERF_SAMPLE_PERIOD, "PERIOD", | |
239 | PERF_OUTPUT_PERIOD)) | |
240 | return -EINVAL; | |
241 | ||
9cbdb702 DA |
242 | return 0; |
243 | } | |
244 | ||
7ea95727 AH |
245 | static void set_print_ip_opts(struct perf_event_attr *attr) |
246 | { | |
247 | unsigned int type = attr->type; | |
248 | ||
249 | output[type].print_ip_opts = 0; | |
250 | if (PRINT_FIELD(IP)) | |
251 | output[type].print_ip_opts |= PRINT_IP_OPT_IP; | |
252 | ||
253 | if (PRINT_FIELD(SYM)) | |
254 | output[type].print_ip_opts |= PRINT_IP_OPT_SYM; | |
255 | ||
256 | if (PRINT_FIELD(DSO)) | |
257 | output[type].print_ip_opts |= PRINT_IP_OPT_DSO; | |
258 | ||
259 | if (PRINT_FIELD(SYMOFFSET)) | |
260 | output[type].print_ip_opts |= PRINT_IP_OPT_SYMOFFSET; | |
cc8fae1d AH |
261 | |
262 | if (PRINT_FIELD(SRCLINE)) | |
263 | output[type].print_ip_opts |= PRINT_IP_OPT_SRCLINE; | |
7ea95727 AH |
264 | } |
265 | ||
9cbdb702 DA |
266 | /* |
267 | * verify all user requested events exist and the samples | |
268 | * have the expected data | |
269 | */ | |
270 | static int perf_session__check_output_opt(struct perf_session *session) | |
271 | { | |
272 | int j; | |
273 | struct perf_evsel *evsel; | |
274 | ||
275 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
276 | evsel = perf_session__find_first_evtype(session, j); | |
277 | ||
278 | /* | |
279 | * even if fields is set to 0 (ie., show nothing) event must | |
280 | * exist if user explicitly includes it on the command line | |
281 | */ | |
282 | if (!evsel && output[j].user_set && !output[j].wildcard_set) { | |
283 | pr_err("%s events do not exist. " | |
284 | "Remove corresponding -f option to proceed.\n", | |
285 | event_type(j)); | |
286 | return -1; | |
287 | } | |
288 | ||
289 | if (evsel && output[j].fields && | |
290 | perf_evsel__check_attr(evsel, session)) | |
291 | return -1; | |
a6ffaf91 DA |
292 | |
293 | if (evsel == NULL) | |
294 | continue; | |
295 | ||
7ea95727 | 296 | set_print_ip_opts(&evsel->attr); |
1424dc96 DA |
297 | } |
298 | ||
98526ee7 AH |
299 | if (!no_callchain) { |
300 | bool use_callchain = false; | |
301 | ||
302 | evlist__for_each(session->evlist, evsel) { | |
303 | if (evsel->attr.sample_type & PERF_SAMPLE_CALLCHAIN) { | |
304 | use_callchain = true; | |
305 | break; | |
306 | } | |
307 | } | |
308 | if (!use_callchain) | |
309 | symbol_conf.use_callchain = false; | |
310 | } | |
311 | ||
80b8b496 DA |
312 | /* |
313 | * set default for tracepoints to print symbols only | |
314 | * if callchains are present | |
315 | */ | |
316 | if (symbol_conf.use_callchain && | |
317 | !output[PERF_TYPE_TRACEPOINT].user_set) { | |
318 | struct perf_event_attr *attr; | |
319 | ||
320 | j = PERF_TYPE_TRACEPOINT; | |
321 | evsel = perf_session__find_first_evtype(session, j); | |
322 | if (evsel == NULL) | |
323 | goto out; | |
324 | ||
325 | attr = &evsel->attr; | |
326 | ||
327 | if (attr->sample_type & PERF_SAMPLE_CALLCHAIN) { | |
328 | output[j].fields |= PERF_OUTPUT_IP; | |
329 | output[j].fields |= PERF_OUTPUT_SYM; | |
330 | output[j].fields |= PERF_OUTPUT_DSO; | |
331 | set_print_ip_opts(attr); | |
332 | } | |
333 | } | |
334 | ||
335 | out: | |
1424dc96 DA |
336 | return 0; |
337 | } | |
745f43e3 | 338 | |
fcf65bf1 | 339 | static void print_sample_start(struct perf_sample *sample, |
1424dc96 | 340 | struct thread *thread, |
5bff01f6 | 341 | struct perf_evsel *evsel) |
c70c94b4 | 342 | { |
5bff01f6 | 343 | struct perf_event_attr *attr = &evsel->attr; |
c70c94b4 DA |
344 | unsigned long secs; |
345 | unsigned long usecs; | |
745f43e3 DA |
346 | unsigned long long nsecs; |
347 | ||
348 | if (PRINT_FIELD(COMM)) { | |
349 | if (latency_format) | |
b9c5143a | 350 | printf("%8.8s ", thread__comm_str(thread)); |
787bef17 | 351 | else if (PRINT_FIELD(IP) && symbol_conf.use_callchain) |
b9c5143a | 352 | printf("%s ", thread__comm_str(thread)); |
745f43e3 | 353 | else |
b9c5143a | 354 | printf("%16s ", thread__comm_str(thread)); |
745f43e3 | 355 | } |
c70c94b4 | 356 | |
745f43e3 DA |
357 | if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) |
358 | printf("%5d/%-5d ", sample->pid, sample->tid); | |
359 | else if (PRINT_FIELD(PID)) | |
360 | printf("%5d ", sample->pid); | |
361 | else if (PRINT_FIELD(TID)) | |
362 | printf("%5d ", sample->tid); | |
363 | ||
364 | if (PRINT_FIELD(CPU)) { | |
365 | if (latency_format) | |
366 | printf("%3d ", sample->cpu); | |
367 | else | |
368 | printf("[%03d] ", sample->cpu); | |
369 | } | |
c70c94b4 | 370 | |
745f43e3 DA |
371 | if (PRINT_FIELD(TIME)) { |
372 | nsecs = sample->time; | |
373 | secs = nsecs / NSECS_PER_SEC; | |
374 | nsecs -= secs * NSECS_PER_SEC; | |
375 | usecs = nsecs / NSECS_PER_USEC; | |
376 | printf("%5lu.%06lu: ", secs, usecs); | |
377 | } | |
c70c94b4 DA |
378 | } |
379 | ||
7cec0922 DA |
380 | static void print_sample_addr(union perf_event *event, |
381 | struct perf_sample *sample, | |
7cec0922 DA |
382 | struct thread *thread, |
383 | struct perf_event_attr *attr) | |
384 | { | |
385 | struct addr_location al; | |
7cec0922 DA |
386 | |
387 | printf("%16" PRIx64, sample->addr); | |
388 | ||
389 | if (!sample_addr_correlates_sym(attr)) | |
390 | return; | |
391 | ||
bb871a9c | 392 | perf_event__preprocess_sample_addr(event, sample, thread, &al); |
7cec0922 DA |
393 | |
394 | if (PRINT_FIELD(SYM)) { | |
547a92e0 | 395 | printf(" "); |
a978f2ab AN |
396 | if (PRINT_FIELD(SYMOFFSET)) |
397 | symbol__fprintf_symname_offs(al.sym, &al, stdout); | |
398 | else | |
399 | symbol__fprintf_symname(al.sym, stdout); | |
7cec0922 DA |
400 | } |
401 | ||
402 | if (PRINT_FIELD(DSO)) { | |
547a92e0 AN |
403 | printf(" ("); |
404 | map__fprintf_dsoname(al.map, stdout); | |
405 | printf(")"); | |
7cec0922 DA |
406 | } |
407 | } | |
408 | ||
95582596 AN |
409 | static void print_sample_bts(union perf_event *event, |
410 | struct perf_sample *sample, | |
411 | struct perf_evsel *evsel, | |
a2cb3cf2 AH |
412 | struct thread *thread, |
413 | struct addr_location *al) | |
95582596 AN |
414 | { |
415 | struct perf_event_attr *attr = &evsel->attr; | |
8066be5f | 416 | bool print_srcline_last = false; |
95582596 AN |
417 | |
418 | /* print branch_from information */ | |
419 | if (PRINT_FIELD(IP)) { | |
8066be5f AH |
420 | unsigned int print_opts = output[attr->type].print_ip_opts; |
421 | ||
422 | if (symbol_conf.use_callchain && sample->callchain) { | |
95582596 | 423 | printf("\n"); |
8066be5f AH |
424 | } else { |
425 | printf(" "); | |
426 | if (print_opts & PRINT_IP_OPT_SRCLINE) { | |
427 | print_srcline_last = true; | |
428 | print_opts &= ~PRINT_IP_OPT_SRCLINE; | |
429 | } | |
430 | } | |
431 | perf_evsel__print_ip(evsel, sample, al, print_opts, | |
307cbb92 | 432 | PERF_MAX_STACK_DEPTH); |
95582596 AN |
433 | } |
434 | ||
95582596 | 435 | /* print branch_to information */ |
243be3dd AH |
436 | if (PRINT_FIELD(ADDR) || |
437 | ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) && | |
578bea40 AH |
438 | !output[attr->type].user_set)) { |
439 | printf(" => "); | |
bb871a9c | 440 | print_sample_addr(event, sample, thread, attr); |
578bea40 | 441 | } |
95582596 | 442 | |
8066be5f AH |
443 | if (print_srcline_last) |
444 | map__fprintf_srcline(al->map, al->addr, "\n ", stdout); | |
445 | ||
95582596 AN |
446 | printf("\n"); |
447 | } | |
448 | ||
97822433 | 449 | static void process_event(union perf_event *event, struct perf_sample *sample, |
f9d5d549 | 450 | struct perf_evsel *evsel, struct addr_location *al) |
be6d842a | 451 | { |
f9d5d549 | 452 | struct thread *thread = al->thread; |
9e69c210 | 453 | struct perf_event_attr *attr = &evsel->attr; |
1424dc96 | 454 | |
2c9e45f7 | 455 | if (output[attr->type].fields == 0) |
1424dc96 DA |
456 | return; |
457 | ||
fcf65bf1 | 458 | print_sample_start(sample, thread, evsel); |
745f43e3 | 459 | |
535aeaae JO |
460 | if (PRINT_FIELD(PERIOD)) |
461 | printf("%10" PRIu64 " ", sample->period); | |
462 | ||
e944d3d7 NK |
463 | if (PRINT_FIELD(EVNAME)) { |
464 | const char *evname = perf_evsel__name(evsel); | |
465 | printf("%s: ", evname ? evname : "[unknown]"); | |
466 | } | |
467 | ||
95582596 | 468 | if (is_bts_event(attr)) { |
cc22e575 | 469 | print_sample_bts(event, sample, evsel, thread, al); |
95582596 AN |
470 | return; |
471 | } | |
472 | ||
745f43e3 | 473 | if (PRINT_FIELD(TRACE)) |
fcf65bf1 ACM |
474 | event_format__print(evsel->tp_format, sample->cpu, |
475 | sample->raw_data, sample->raw_size); | |
7cec0922 | 476 | if (PRINT_FIELD(ADDR)) |
bb871a9c | 477 | print_sample_addr(event, sample, thread, attr); |
7cec0922 | 478 | |
787bef17 | 479 | if (PRINT_FIELD(IP)) { |
c0230b2b DA |
480 | if (!symbol_conf.use_callchain) |
481 | printf(" "); | |
482 | else | |
483 | printf("\n"); | |
a6ffaf91 | 484 | |
cc22e575 | 485 | perf_evsel__print_ip(evsel, sample, al, |
307cbb92 DA |
486 | output[attr->type].print_ip_opts, |
487 | PERF_MAX_STACK_DEPTH); | |
c0230b2b DA |
488 | } |
489 | ||
c70c94b4 | 490 | printf("\n"); |
be6d842a DA |
491 | } |
492 | ||
1d037ca1 IT |
493 | static int default_start_script(const char *script __maybe_unused, |
494 | int argc __maybe_unused, | |
495 | const char **argv __maybe_unused) | |
956ffd02 TZ |
496 | { |
497 | return 0; | |
498 | } | |
499 | ||
d445dd2a AH |
500 | static int default_flush_script(void) |
501 | { | |
502 | return 0; | |
503 | } | |
504 | ||
956ffd02 TZ |
505 | static int default_stop_script(void) |
506 | { | |
507 | return 0; | |
508 | } | |
509 | ||
1d037ca1 IT |
510 | static int default_generate_script(struct pevent *pevent __maybe_unused, |
511 | const char *outfile __maybe_unused) | |
956ffd02 TZ |
512 | { |
513 | return 0; | |
514 | } | |
515 | ||
516 | static struct scripting_ops default_scripting_ops = { | |
517 | .start_script = default_start_script, | |
d445dd2a | 518 | .flush_script = default_flush_script, |
956ffd02 | 519 | .stop_script = default_stop_script, |
be6d842a | 520 | .process_event = process_event, |
956ffd02 TZ |
521 | .generate_script = default_generate_script, |
522 | }; | |
523 | ||
524 | static struct scripting_ops *scripting_ops; | |
525 | ||
526 | static void setup_scripting(void) | |
527 | { | |
16c632de | 528 | setup_perl_scripting(); |
7e4b21b8 | 529 | setup_python_scripting(); |
16c632de | 530 | |
956ffd02 TZ |
531 | scripting_ops = &default_scripting_ops; |
532 | } | |
533 | ||
d445dd2a AH |
534 | static int flush_scripting(void) |
535 | { | |
536 | return scripting_ops->flush_script(); | |
537 | } | |
538 | ||
956ffd02 TZ |
539 | static int cleanup_scripting(void) |
540 | { | |
133dc4c3 | 541 | pr_debug("\nperf script stopped\n"); |
3824a4e8 | 542 | |
956ffd02 TZ |
543 | return scripting_ops->stop_script(); |
544 | } | |
545 | ||
1d037ca1 | 546 | static int process_sample_event(struct perf_tool *tool __maybe_unused, |
d20deb64 | 547 | union perf_event *event, |
8115d60c | 548 | struct perf_sample *sample, |
9e69c210 | 549 | struct perf_evsel *evsel, |
743eb868 | 550 | struct machine *machine) |
5f9c39dc | 551 | { |
e7984b7b | 552 | struct addr_location al; |
5f9c39dc | 553 | |
1424dc96 DA |
554 | if (debug_mode) { |
555 | if (sample->time < last_timestamp) { | |
556 | pr_err("Samples misordered, previous: %" PRIu64 | |
557 | " this: %" PRIu64 "\n", last_timestamp, | |
558 | sample->time); | |
559 | nr_unordered++; | |
e1889d75 | 560 | } |
1424dc96 DA |
561 | last_timestamp = sample->time; |
562 | return 0; | |
5f9c39dc | 563 | } |
5d67be97 | 564 | |
e44baa3e | 565 | if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) { |
e7984b7b DA |
566 | pr_err("problem processing %d event, skipping it.\n", |
567 | event->header.type); | |
568 | return -1; | |
569 | } | |
570 | ||
571 | if (al.filtered) | |
572 | return 0; | |
573 | ||
5d67be97 AB |
574 | if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) |
575 | return 0; | |
576 | ||
f9d5d549 | 577 | scripting_ops->process_event(event, sample, evsel, &al); |
5f9c39dc FW |
578 | |
579 | return 0; | |
580 | } | |
581 | ||
6f3e5eda AH |
582 | struct perf_script { |
583 | struct perf_tool tool; | |
584 | struct perf_session *session; | |
ad7ebb9a | 585 | bool show_task_events; |
ba1ddf42 | 586 | bool show_mmap_events; |
016e92fb FW |
587 | }; |
588 | ||
7ea95727 AH |
589 | static int process_attr(struct perf_tool *tool, union perf_event *event, |
590 | struct perf_evlist **pevlist) | |
591 | { | |
592 | struct perf_script *scr = container_of(tool, struct perf_script, tool); | |
593 | struct perf_evlist *evlist; | |
594 | struct perf_evsel *evsel, *pos; | |
595 | int err; | |
596 | ||
597 | err = perf_event__process_attr(tool, event, pevlist); | |
598 | if (err) | |
599 | return err; | |
600 | ||
601 | evlist = *pevlist; | |
602 | evsel = perf_evlist__last(*pevlist); | |
603 | ||
604 | if (evsel->attr.type >= PERF_TYPE_MAX) | |
605 | return 0; | |
606 | ||
0050f7aa | 607 | evlist__for_each(evlist, pos) { |
7ea95727 AH |
608 | if (pos->attr.type == evsel->attr.type && pos != evsel) |
609 | return 0; | |
610 | } | |
611 | ||
612 | set_print_ip_opts(&evsel->attr); | |
613 | ||
614 | return perf_evsel__check_attr(evsel, scr->session); | |
615 | } | |
616 | ||
ad7ebb9a NK |
617 | static int process_comm_event(struct perf_tool *tool, |
618 | union perf_event *event, | |
619 | struct perf_sample *sample, | |
620 | struct machine *machine) | |
621 | { | |
622 | struct thread *thread; | |
623 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
624 | struct perf_session *session = script->session; | |
625 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
626 | int ret = -1; | |
627 | ||
628 | thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid); | |
629 | if (thread == NULL) { | |
630 | pr_debug("problem processing COMM event, skipping it.\n"); | |
631 | return -1; | |
632 | } | |
633 | ||
634 | if (perf_event__process_comm(tool, event, sample, machine) < 0) | |
635 | goto out; | |
636 | ||
637 | if (!evsel->attr.sample_id_all) { | |
638 | sample->cpu = 0; | |
639 | sample->time = 0; | |
640 | sample->tid = event->comm.tid; | |
641 | sample->pid = event->comm.pid; | |
642 | } | |
643 | print_sample_start(sample, thread, evsel); | |
644 | perf_event__fprintf(event, stdout); | |
645 | ret = 0; | |
646 | ||
647 | out: | |
648 | return ret; | |
649 | } | |
650 | ||
651 | static int process_fork_event(struct perf_tool *tool, | |
652 | union perf_event *event, | |
653 | struct perf_sample *sample, | |
654 | struct machine *machine) | |
655 | { | |
656 | struct thread *thread; | |
657 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
658 | struct perf_session *session = script->session; | |
659 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
660 | ||
661 | if (perf_event__process_fork(tool, event, sample, machine) < 0) | |
662 | return -1; | |
663 | ||
664 | thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); | |
665 | if (thread == NULL) { | |
666 | pr_debug("problem processing FORK event, skipping it.\n"); | |
667 | return -1; | |
668 | } | |
669 | ||
670 | if (!evsel->attr.sample_id_all) { | |
671 | sample->cpu = 0; | |
672 | sample->time = event->fork.time; | |
673 | sample->tid = event->fork.tid; | |
674 | sample->pid = event->fork.pid; | |
675 | } | |
676 | print_sample_start(sample, thread, evsel); | |
677 | perf_event__fprintf(event, stdout); | |
678 | ||
679 | return 0; | |
680 | } | |
681 | static int process_exit_event(struct perf_tool *tool, | |
682 | union perf_event *event, | |
683 | struct perf_sample *sample, | |
684 | struct machine *machine) | |
685 | { | |
686 | struct thread *thread; | |
687 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
688 | struct perf_session *session = script->session; | |
689 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
690 | ||
691 | thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); | |
692 | if (thread == NULL) { | |
693 | pr_debug("problem processing EXIT event, skipping it.\n"); | |
694 | return -1; | |
695 | } | |
696 | ||
697 | if (!evsel->attr.sample_id_all) { | |
698 | sample->cpu = 0; | |
699 | sample->time = 0; | |
700 | sample->tid = event->comm.tid; | |
701 | sample->pid = event->comm.pid; | |
702 | } | |
703 | print_sample_start(sample, thread, evsel); | |
704 | perf_event__fprintf(event, stdout); | |
705 | ||
706 | if (perf_event__process_exit(tool, event, sample, machine) < 0) | |
707 | return -1; | |
708 | ||
709 | return 0; | |
710 | } | |
711 | ||
ba1ddf42 NK |
712 | static int process_mmap_event(struct perf_tool *tool, |
713 | union perf_event *event, | |
714 | struct perf_sample *sample, | |
715 | struct machine *machine) | |
716 | { | |
717 | struct thread *thread; | |
718 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
719 | struct perf_session *session = script->session; | |
720 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
721 | ||
722 | if (perf_event__process_mmap(tool, event, sample, machine) < 0) | |
723 | return -1; | |
724 | ||
725 | thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid); | |
726 | if (thread == NULL) { | |
727 | pr_debug("problem processing MMAP event, skipping it.\n"); | |
728 | return -1; | |
729 | } | |
730 | ||
731 | if (!evsel->attr.sample_id_all) { | |
732 | sample->cpu = 0; | |
733 | sample->time = 0; | |
734 | sample->tid = event->mmap.tid; | |
735 | sample->pid = event->mmap.pid; | |
736 | } | |
737 | print_sample_start(sample, thread, evsel); | |
738 | perf_event__fprintf(event, stdout); | |
739 | ||
740 | return 0; | |
741 | } | |
742 | ||
743 | static int process_mmap2_event(struct perf_tool *tool, | |
744 | union perf_event *event, | |
745 | struct perf_sample *sample, | |
746 | struct machine *machine) | |
747 | { | |
748 | struct thread *thread; | |
749 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
750 | struct perf_session *session = script->session; | |
751 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
752 | ||
753 | if (perf_event__process_mmap2(tool, event, sample, machine) < 0) | |
754 | return -1; | |
755 | ||
756 | thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid); | |
757 | if (thread == NULL) { | |
758 | pr_debug("problem processing MMAP2 event, skipping it.\n"); | |
759 | return -1; | |
760 | } | |
761 | ||
762 | if (!evsel->attr.sample_id_all) { | |
763 | sample->cpu = 0; | |
764 | sample->time = 0; | |
765 | sample->tid = event->mmap2.tid; | |
766 | sample->pid = event->mmap2.pid; | |
767 | } | |
768 | print_sample_start(sample, thread, evsel); | |
769 | perf_event__fprintf(event, stdout); | |
770 | ||
771 | return 0; | |
772 | } | |
773 | ||
1d037ca1 | 774 | static void sig_handler(int sig __maybe_unused) |
c239da3b TZ |
775 | { |
776 | session_done = 1; | |
777 | } | |
778 | ||
6f3e5eda | 779 | static int __cmd_script(struct perf_script *script) |
5f9c39dc | 780 | { |
6fcf7ddb FW |
781 | int ret; |
782 | ||
c239da3b TZ |
783 | signal(SIGINT, sig_handler); |
784 | ||
ad7ebb9a NK |
785 | /* override event processing functions */ |
786 | if (script->show_task_events) { | |
787 | script->tool.comm = process_comm_event; | |
788 | script->tool.fork = process_fork_event; | |
789 | script->tool.exit = process_exit_event; | |
790 | } | |
ba1ddf42 NK |
791 | if (script->show_mmap_events) { |
792 | script->tool.mmap = process_mmap_event; | |
793 | script->tool.mmap2 = process_mmap2_event; | |
794 | } | |
ad7ebb9a | 795 | |
b7b61cbe | 796 | ret = perf_session__process_events(script->session); |
6fcf7ddb | 797 | |
6d8afb56 | 798 | if (debug_mode) |
9486aa38 | 799 | pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); |
6fcf7ddb FW |
800 | |
801 | return ret; | |
5f9c39dc FW |
802 | } |
803 | ||
956ffd02 TZ |
804 | struct script_spec { |
805 | struct list_head node; | |
806 | struct scripting_ops *ops; | |
807 | char spec[0]; | |
808 | }; | |
809 | ||
eccdfe2d | 810 | static LIST_HEAD(script_specs); |
956ffd02 TZ |
811 | |
812 | static struct script_spec *script_spec__new(const char *spec, | |
813 | struct scripting_ops *ops) | |
814 | { | |
815 | struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); | |
816 | ||
817 | if (s != NULL) { | |
818 | strcpy(s->spec, spec); | |
819 | s->ops = ops; | |
820 | } | |
821 | ||
822 | return s; | |
823 | } | |
824 | ||
956ffd02 TZ |
825 | static void script_spec__add(struct script_spec *s) |
826 | { | |
827 | list_add_tail(&s->node, &script_specs); | |
828 | } | |
829 | ||
830 | static struct script_spec *script_spec__find(const char *spec) | |
831 | { | |
832 | struct script_spec *s; | |
833 | ||
834 | list_for_each_entry(s, &script_specs, node) | |
835 | if (strcasecmp(s->spec, spec) == 0) | |
836 | return s; | |
837 | return NULL; | |
838 | } | |
839 | ||
840 | static struct script_spec *script_spec__findnew(const char *spec, | |
841 | struct scripting_ops *ops) | |
842 | { | |
843 | struct script_spec *s = script_spec__find(spec); | |
844 | ||
845 | if (s) | |
846 | return s; | |
847 | ||
848 | s = script_spec__new(spec, ops); | |
849 | if (!s) | |
466e2876 | 850 | return NULL; |
956ffd02 TZ |
851 | |
852 | script_spec__add(s); | |
853 | ||
854 | return s; | |
956ffd02 TZ |
855 | } |
856 | ||
857 | int script_spec_register(const char *spec, struct scripting_ops *ops) | |
858 | { | |
859 | struct script_spec *s; | |
860 | ||
861 | s = script_spec__find(spec); | |
862 | if (s) | |
863 | return -1; | |
864 | ||
865 | s = script_spec__findnew(spec, ops); | |
866 | if (!s) | |
867 | return -1; | |
868 | ||
869 | return 0; | |
870 | } | |
871 | ||
872 | static struct scripting_ops *script_spec__lookup(const char *spec) | |
873 | { | |
874 | struct script_spec *s = script_spec__find(spec); | |
875 | if (!s) | |
876 | return NULL; | |
877 | ||
878 | return s->ops; | |
879 | } | |
880 | ||
881 | static void list_available_languages(void) | |
882 | { | |
883 | struct script_spec *s; | |
884 | ||
885 | fprintf(stderr, "\n"); | |
886 | fprintf(stderr, "Scripting language extensions (used in " | |
133dc4c3 | 887 | "perf script -s [spec:]script.[spec]):\n\n"); |
956ffd02 TZ |
888 | |
889 | list_for_each_entry(s, &script_specs, node) | |
890 | fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); | |
891 | ||
892 | fprintf(stderr, "\n"); | |
893 | } | |
894 | ||
1d037ca1 IT |
895 | static int parse_scriptname(const struct option *opt __maybe_unused, |
896 | const char *str, int unset __maybe_unused) | |
956ffd02 TZ |
897 | { |
898 | char spec[PATH_MAX]; | |
899 | const char *script, *ext; | |
900 | int len; | |
901 | ||
f526d68b | 902 | if (strcmp(str, "lang") == 0) { |
956ffd02 | 903 | list_available_languages(); |
f526d68b | 904 | exit(0); |
956ffd02 TZ |
905 | } |
906 | ||
907 | script = strchr(str, ':'); | |
908 | if (script) { | |
909 | len = script - str; | |
910 | if (len >= PATH_MAX) { | |
911 | fprintf(stderr, "invalid language specifier"); | |
912 | return -1; | |
913 | } | |
914 | strncpy(spec, str, len); | |
915 | spec[len] = '\0'; | |
916 | scripting_ops = script_spec__lookup(spec); | |
917 | if (!scripting_ops) { | |
918 | fprintf(stderr, "invalid language specifier"); | |
919 | return -1; | |
920 | } | |
921 | script++; | |
922 | } else { | |
923 | script = str; | |
d1e95bb5 | 924 | ext = strrchr(script, '.'); |
956ffd02 TZ |
925 | if (!ext) { |
926 | fprintf(stderr, "invalid script extension"); | |
927 | return -1; | |
928 | } | |
929 | scripting_ops = script_spec__lookup(++ext); | |
930 | if (!scripting_ops) { | |
931 | fprintf(stderr, "invalid script extension"); | |
932 | return -1; | |
933 | } | |
934 | } | |
935 | ||
936 | script_name = strdup(script); | |
937 | ||
938 | return 0; | |
939 | } | |
940 | ||
1d037ca1 IT |
941 | static int parse_output_fields(const struct option *opt __maybe_unused, |
942 | const char *arg, int unset __maybe_unused) | |
745f43e3 DA |
943 | { |
944 | char *tok; | |
50ca19ae | 945 | int i, imax = ARRAY_SIZE(all_output_options); |
2c9e45f7 | 946 | int j; |
745f43e3 DA |
947 | int rc = 0; |
948 | char *str = strdup(arg); | |
1424dc96 | 949 | int type = -1; |
745f43e3 DA |
950 | |
951 | if (!str) | |
952 | return -ENOMEM; | |
953 | ||
2c9e45f7 DA |
954 | /* first word can state for which event type the user is specifying |
955 | * the fields. If no type exists, the specified fields apply to all | |
956 | * event types found in the file minus the invalid fields for a type. | |
1424dc96 | 957 | */ |
2c9e45f7 DA |
958 | tok = strchr(str, ':'); |
959 | if (tok) { | |
960 | *tok = '\0'; | |
961 | tok++; | |
962 | if (!strcmp(str, "hw")) | |
963 | type = PERF_TYPE_HARDWARE; | |
964 | else if (!strcmp(str, "sw")) | |
965 | type = PERF_TYPE_SOFTWARE; | |
966 | else if (!strcmp(str, "trace")) | |
967 | type = PERF_TYPE_TRACEPOINT; | |
0817a6a3 AS |
968 | else if (!strcmp(str, "raw")) |
969 | type = PERF_TYPE_RAW; | |
2c9e45f7 DA |
970 | else { |
971 | fprintf(stderr, "Invalid event type in field string.\n"); | |
38efb539 RR |
972 | rc = -EINVAL; |
973 | goto out; | |
2c9e45f7 DA |
974 | } |
975 | ||
976 | if (output[type].user_set) | |
977 | pr_warning("Overriding previous field request for %s events.\n", | |
978 | event_type(type)); | |
979 | ||
980 | output[type].fields = 0; | |
981 | output[type].user_set = true; | |
9cbdb702 | 982 | output[type].wildcard_set = false; |
2c9e45f7 DA |
983 | |
984 | } else { | |
985 | tok = str; | |
986 | if (strlen(str) == 0) { | |
987 | fprintf(stderr, | |
988 | "Cannot set fields to 'none' for all event types.\n"); | |
989 | rc = -EINVAL; | |
990 | goto out; | |
991 | } | |
992 | ||
993 | if (output_set_by_user()) | |
994 | pr_warning("Overriding previous field request for all events.\n"); | |
995 | ||
996 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
997 | output[j].fields = 0; | |
998 | output[j].user_set = true; | |
9cbdb702 | 999 | output[j].wildcard_set = true; |
2c9e45f7 | 1000 | } |
745f43e3 DA |
1001 | } |
1002 | ||
2c9e45f7 DA |
1003 | tok = strtok(tok, ","); |
1004 | while (tok) { | |
745f43e3 | 1005 | for (i = 0; i < imax; ++i) { |
2c9e45f7 | 1006 | if (strcmp(tok, all_output_options[i].str) == 0) |
745f43e3 | 1007 | break; |
745f43e3 DA |
1008 | } |
1009 | if (i == imax) { | |
2c9e45f7 | 1010 | fprintf(stderr, "Invalid field requested.\n"); |
745f43e3 | 1011 | rc = -EINVAL; |
2c9e45f7 | 1012 | goto out; |
745f43e3 DA |
1013 | } |
1014 | ||
2c9e45f7 DA |
1015 | if (type == -1) { |
1016 | /* add user option to all events types for | |
1017 | * which it is valid | |
1018 | */ | |
1019 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
1020 | if (output[j].invalid_fields & all_output_options[i].field) { | |
1021 | pr_warning("\'%s\' not valid for %s events. Ignoring.\n", | |
1022 | all_output_options[i].str, event_type(j)); | |
1023 | } else | |
1024 | output[j].fields |= all_output_options[i].field; | |
1025 | } | |
1026 | } else { | |
1027 | if (output[type].invalid_fields & all_output_options[i].field) { | |
1028 | fprintf(stderr, "\'%s\' not valid for %s events.\n", | |
1029 | all_output_options[i].str, event_type(type)); | |
1030 | ||
1031 | rc = -EINVAL; | |
1032 | goto out; | |
1033 | } | |
1034 | output[type].fields |= all_output_options[i].field; | |
1035 | } | |
1036 | ||
1037 | tok = strtok(NULL, ","); | |
745f43e3 DA |
1038 | } |
1039 | ||
2c9e45f7 DA |
1040 | if (type >= 0) { |
1041 | if (output[type].fields == 0) { | |
1042 | pr_debug("No fields requested for %s type. " | |
1043 | "Events will not be displayed.\n", event_type(type)); | |
1044 | } | |
1045 | } | |
745f43e3 | 1046 | |
2c9e45f7 | 1047 | out: |
745f43e3 DA |
1048 | free(str); |
1049 | return rc; | |
1050 | } | |
1051 | ||
008f29d3 SB |
1052 | /* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ |
1053 | static int is_directory(const char *base_path, const struct dirent *dent) | |
1054 | { | |
1055 | char path[PATH_MAX]; | |
1056 | struct stat st; | |
1057 | ||
1058 | sprintf(path, "%s/%s", base_path, dent->d_name); | |
1059 | if (stat(path, &st)) | |
1060 | return 0; | |
1061 | ||
1062 | return S_ISDIR(st.st_mode); | |
1063 | } | |
1064 | ||
1065 | #define for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next)\ | |
4b9c0c59 TZ |
1066 | while (!readdir_r(scripts_dir, &lang_dirent, &lang_next) && \ |
1067 | lang_next) \ | |
008f29d3 SB |
1068 | if ((lang_dirent.d_type == DT_DIR || \ |
1069 | (lang_dirent.d_type == DT_UNKNOWN && \ | |
1070 | is_directory(scripts_path, &lang_dirent))) && \ | |
4b9c0c59 TZ |
1071 | (strcmp(lang_dirent.d_name, ".")) && \ |
1072 | (strcmp(lang_dirent.d_name, ".."))) | |
1073 | ||
008f29d3 | 1074 | #define for_each_script(lang_path, lang_dir, script_dirent, script_next)\ |
4b9c0c59 TZ |
1075 | while (!readdir_r(lang_dir, &script_dirent, &script_next) && \ |
1076 | script_next) \ | |
008f29d3 SB |
1077 | if (script_dirent.d_type != DT_DIR && \ |
1078 | (script_dirent.d_type != DT_UNKNOWN || \ | |
1079 | !is_directory(lang_path, &script_dirent))) | |
4b9c0c59 TZ |
1080 | |
1081 | ||
1082 | #define RECORD_SUFFIX "-record" | |
1083 | #define REPORT_SUFFIX "-report" | |
1084 | ||
1085 | struct script_desc { | |
1086 | struct list_head node; | |
1087 | char *name; | |
1088 | char *half_liner; | |
1089 | char *args; | |
1090 | }; | |
1091 | ||
eccdfe2d | 1092 | static LIST_HEAD(script_descs); |
4b9c0c59 TZ |
1093 | |
1094 | static struct script_desc *script_desc__new(const char *name) | |
1095 | { | |
1096 | struct script_desc *s = zalloc(sizeof(*s)); | |
1097 | ||
b5b87312 | 1098 | if (s != NULL && name) |
4b9c0c59 TZ |
1099 | s->name = strdup(name); |
1100 | ||
1101 | return s; | |
1102 | } | |
1103 | ||
1104 | static void script_desc__delete(struct script_desc *s) | |
1105 | { | |
74cf249d ACM |
1106 | zfree(&s->name); |
1107 | zfree(&s->half_liner); | |
1108 | zfree(&s->args); | |
4b9c0c59 TZ |
1109 | free(s); |
1110 | } | |
1111 | ||
1112 | static void script_desc__add(struct script_desc *s) | |
1113 | { | |
1114 | list_add_tail(&s->node, &script_descs); | |
1115 | } | |
1116 | ||
1117 | static struct script_desc *script_desc__find(const char *name) | |
1118 | { | |
1119 | struct script_desc *s; | |
1120 | ||
1121 | list_for_each_entry(s, &script_descs, node) | |
1122 | if (strcasecmp(s->name, name) == 0) | |
1123 | return s; | |
1124 | return NULL; | |
1125 | } | |
1126 | ||
1127 | static struct script_desc *script_desc__findnew(const char *name) | |
1128 | { | |
1129 | struct script_desc *s = script_desc__find(name); | |
1130 | ||
1131 | if (s) | |
1132 | return s; | |
1133 | ||
1134 | s = script_desc__new(name); | |
1135 | if (!s) | |
1136 | goto out_delete_desc; | |
1137 | ||
1138 | script_desc__add(s); | |
1139 | ||
1140 | return s; | |
1141 | ||
1142 | out_delete_desc: | |
1143 | script_desc__delete(s); | |
1144 | ||
1145 | return NULL; | |
1146 | } | |
1147 | ||
965bb6be | 1148 | static const char *ends_with(const char *str, const char *suffix) |
4b9c0c59 TZ |
1149 | { |
1150 | size_t suffix_len = strlen(suffix); | |
965bb6be | 1151 | const char *p = str; |
4b9c0c59 TZ |
1152 | |
1153 | if (strlen(str) > suffix_len) { | |
1154 | p = str + strlen(str) - suffix_len; | |
1155 | if (!strncmp(p, suffix, suffix_len)) | |
1156 | return p; | |
1157 | } | |
1158 | ||
1159 | return NULL; | |
1160 | } | |
1161 | ||
4b9c0c59 TZ |
1162 | static int read_script_info(struct script_desc *desc, const char *filename) |
1163 | { | |
1164 | char line[BUFSIZ], *p; | |
1165 | FILE *fp; | |
1166 | ||
1167 | fp = fopen(filename, "r"); | |
1168 | if (!fp) | |
1169 | return -1; | |
1170 | ||
1171 | while (fgets(line, sizeof(line), fp)) { | |
1172 | p = ltrim(line); | |
1173 | if (strlen(p) == 0) | |
1174 | continue; | |
1175 | if (*p != '#') | |
1176 | continue; | |
1177 | p++; | |
1178 | if (strlen(p) && *p == '!') | |
1179 | continue; | |
1180 | ||
1181 | p = ltrim(p); | |
1182 | if (strlen(p) && p[strlen(p) - 1] == '\n') | |
1183 | p[strlen(p) - 1] = '\0'; | |
1184 | ||
1185 | if (!strncmp(p, "description:", strlen("description:"))) { | |
1186 | p += strlen("description:"); | |
1187 | desc->half_liner = strdup(ltrim(p)); | |
1188 | continue; | |
1189 | } | |
1190 | ||
1191 | if (!strncmp(p, "args:", strlen("args:"))) { | |
1192 | p += strlen("args:"); | |
1193 | desc->args = strdup(ltrim(p)); | |
1194 | continue; | |
1195 | } | |
1196 | } | |
1197 | ||
1198 | fclose(fp); | |
1199 | ||
1200 | return 0; | |
1201 | } | |
1202 | ||
38efb539 RR |
1203 | static char *get_script_root(struct dirent *script_dirent, const char *suffix) |
1204 | { | |
1205 | char *script_root, *str; | |
1206 | ||
1207 | script_root = strdup(script_dirent->d_name); | |
1208 | if (!script_root) | |
1209 | return NULL; | |
1210 | ||
1211 | str = (char *)ends_with(script_root, suffix); | |
1212 | if (!str) { | |
1213 | free(script_root); | |
1214 | return NULL; | |
1215 | } | |
1216 | ||
1217 | *str = '\0'; | |
1218 | return script_root; | |
1219 | } | |
1220 | ||
1d037ca1 IT |
1221 | static int list_available_scripts(const struct option *opt __maybe_unused, |
1222 | const char *s __maybe_unused, | |
1223 | int unset __maybe_unused) | |
4b9c0c59 TZ |
1224 | { |
1225 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1226 | char scripts_path[MAXPATHLEN]; | |
1227 | DIR *scripts_dir, *lang_dir; | |
1228 | char script_path[MAXPATHLEN]; | |
1229 | char lang_path[MAXPATHLEN]; | |
1230 | struct script_desc *desc; | |
1231 | char first_half[BUFSIZ]; | |
1232 | char *script_root; | |
4b9c0c59 TZ |
1233 | |
1234 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1235 | ||
1236 | scripts_dir = opendir(scripts_path); | |
1237 | if (!scripts_dir) | |
1238 | return -1; | |
1239 | ||
008f29d3 | 1240 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
4b9c0c59 TZ |
1241 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1242 | lang_dirent.d_name); | |
1243 | lang_dir = opendir(lang_path); | |
1244 | if (!lang_dir) | |
1245 | continue; | |
1246 | ||
008f29d3 | 1247 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1248 | script_root = get_script_root(&script_dirent, REPORT_SUFFIX); |
1249 | if (script_root) { | |
4b9c0c59 TZ |
1250 | desc = script_desc__findnew(script_root); |
1251 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
1252 | lang_path, script_dirent.d_name); | |
1253 | read_script_info(desc, script_path); | |
38efb539 | 1254 | free(script_root); |
4b9c0c59 | 1255 | } |
4b9c0c59 TZ |
1256 | } |
1257 | } | |
1258 | ||
1259 | fprintf(stdout, "List of available trace scripts:\n"); | |
1260 | list_for_each_entry(desc, &script_descs, node) { | |
1261 | sprintf(first_half, "%s %s", desc->name, | |
1262 | desc->args ? desc->args : ""); | |
1263 | fprintf(stdout, " %-36s %s\n", first_half, | |
1264 | desc->half_liner ? desc->half_liner : ""); | |
1265 | } | |
1266 | ||
1267 | exit(0); | |
1268 | } | |
1269 | ||
49e639e2 FT |
1270 | /* |
1271 | * Some scripts specify the required events in their "xxx-record" file, | |
1272 | * this function will check if the events in perf.data match those | |
1273 | * mentioned in the "xxx-record". | |
1274 | * | |
1275 | * Fixme: All existing "xxx-record" are all in good formats "-e event ", | |
1276 | * which is covered well now. And new parsing code should be added to | |
1277 | * cover the future complexing formats like event groups etc. | |
1278 | */ | |
1279 | static int check_ev_match(char *dir_name, char *scriptname, | |
1280 | struct perf_session *session) | |
1281 | { | |
1282 | char filename[MAXPATHLEN], evname[128]; | |
1283 | char line[BUFSIZ], *p; | |
1284 | struct perf_evsel *pos; | |
1285 | int match, len; | |
1286 | FILE *fp; | |
1287 | ||
1288 | sprintf(filename, "%s/bin/%s-record", dir_name, scriptname); | |
1289 | ||
1290 | fp = fopen(filename, "r"); | |
1291 | if (!fp) | |
1292 | return -1; | |
1293 | ||
1294 | while (fgets(line, sizeof(line), fp)) { | |
1295 | p = ltrim(line); | |
1296 | if (*p == '#') | |
1297 | continue; | |
1298 | ||
1299 | while (strlen(p)) { | |
1300 | p = strstr(p, "-e"); | |
1301 | if (!p) | |
1302 | break; | |
1303 | ||
1304 | p += 2; | |
1305 | p = ltrim(p); | |
1306 | len = strcspn(p, " \t"); | |
1307 | if (!len) | |
1308 | break; | |
1309 | ||
1310 | snprintf(evname, len + 1, "%s", p); | |
1311 | ||
1312 | match = 0; | |
0050f7aa | 1313 | evlist__for_each(session->evlist, pos) { |
49e639e2 FT |
1314 | if (!strcmp(perf_evsel__name(pos), evname)) { |
1315 | match = 1; | |
1316 | break; | |
1317 | } | |
1318 | } | |
1319 | ||
1320 | if (!match) { | |
1321 | fclose(fp); | |
1322 | return -1; | |
1323 | } | |
1324 | } | |
1325 | } | |
1326 | ||
1327 | fclose(fp); | |
1328 | return 0; | |
1329 | } | |
1330 | ||
e5f3705e FT |
1331 | /* |
1332 | * Return -1 if none is found, otherwise the actual scripts number. | |
1333 | * | |
1334 | * Currently the only user of this function is the script browser, which | |
1335 | * will list all statically runnable scripts, select one, execute it and | |
1336 | * show the output in a perf browser. | |
1337 | */ | |
1338 | int find_scripts(char **scripts_array, char **scripts_path_array) | |
1339 | { | |
1340 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
49e639e2 | 1341 | char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN]; |
e5f3705e | 1342 | DIR *scripts_dir, *lang_dir; |
49e639e2 | 1343 | struct perf_session *session; |
f5fc1412 JO |
1344 | struct perf_data_file file = { |
1345 | .path = input_name, | |
1346 | .mode = PERF_DATA_MODE_READ, | |
1347 | }; | |
e5f3705e FT |
1348 | char *temp; |
1349 | int i = 0; | |
1350 | ||
f5fc1412 | 1351 | session = perf_session__new(&file, false, NULL); |
49e639e2 FT |
1352 | if (!session) |
1353 | return -1; | |
1354 | ||
e5f3705e FT |
1355 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); |
1356 | ||
1357 | scripts_dir = opendir(scripts_path); | |
49e639e2 FT |
1358 | if (!scripts_dir) { |
1359 | perf_session__delete(session); | |
e5f3705e | 1360 | return -1; |
49e639e2 | 1361 | } |
e5f3705e FT |
1362 | |
1363 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { | |
1364 | snprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path, | |
1365 | lang_dirent.d_name); | |
1366 | #ifdef NO_LIBPERL | |
1367 | if (strstr(lang_path, "perl")) | |
1368 | continue; | |
1369 | #endif | |
1370 | #ifdef NO_LIBPYTHON | |
1371 | if (strstr(lang_path, "python")) | |
1372 | continue; | |
1373 | #endif | |
1374 | ||
1375 | lang_dir = opendir(lang_path); | |
1376 | if (!lang_dir) | |
1377 | continue; | |
1378 | ||
1379 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { | |
1380 | /* Skip those real time scripts: xxxtop.p[yl] */ | |
1381 | if (strstr(script_dirent.d_name, "top.")) | |
1382 | continue; | |
1383 | sprintf(scripts_path_array[i], "%s/%s", lang_path, | |
1384 | script_dirent.d_name); | |
1385 | temp = strchr(script_dirent.d_name, '.'); | |
1386 | snprintf(scripts_array[i], | |
1387 | (temp - script_dirent.d_name) + 1, | |
1388 | "%s", script_dirent.d_name); | |
49e639e2 FT |
1389 | |
1390 | if (check_ev_match(lang_path, | |
1391 | scripts_array[i], session)) | |
1392 | continue; | |
1393 | ||
e5f3705e FT |
1394 | i++; |
1395 | } | |
49e639e2 | 1396 | closedir(lang_dir); |
e5f3705e FT |
1397 | } |
1398 | ||
49e639e2 FT |
1399 | closedir(scripts_dir); |
1400 | perf_session__delete(session); | |
e5f3705e FT |
1401 | return i; |
1402 | } | |
1403 | ||
3875294f TZ |
1404 | static char *get_script_path(const char *script_root, const char *suffix) |
1405 | { | |
1406 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1407 | char scripts_path[MAXPATHLEN]; | |
1408 | char script_path[MAXPATHLEN]; | |
1409 | DIR *scripts_dir, *lang_dir; | |
1410 | char lang_path[MAXPATHLEN]; | |
38efb539 | 1411 | char *__script_root; |
3875294f TZ |
1412 | |
1413 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1414 | ||
1415 | scripts_dir = opendir(scripts_path); | |
1416 | if (!scripts_dir) | |
1417 | return NULL; | |
1418 | ||
008f29d3 | 1419 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
3875294f TZ |
1420 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1421 | lang_dirent.d_name); | |
1422 | lang_dir = opendir(lang_path); | |
1423 | if (!lang_dir) | |
1424 | continue; | |
1425 | ||
008f29d3 | 1426 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1427 | __script_root = get_script_root(&script_dirent, suffix); |
1428 | if (__script_root && !strcmp(script_root, __script_root)) { | |
1429 | free(__script_root); | |
946ef2a2 NK |
1430 | closedir(lang_dir); |
1431 | closedir(scripts_dir); | |
3875294f TZ |
1432 | snprintf(script_path, MAXPATHLEN, "%s/%s", |
1433 | lang_path, script_dirent.d_name); | |
38efb539 | 1434 | return strdup(script_path); |
3875294f TZ |
1435 | } |
1436 | free(__script_root); | |
1437 | } | |
946ef2a2 | 1438 | closedir(lang_dir); |
3875294f | 1439 | } |
946ef2a2 | 1440 | closedir(scripts_dir); |
3875294f | 1441 | |
38efb539 | 1442 | return NULL; |
3875294f TZ |
1443 | } |
1444 | ||
b5b87312 TZ |
1445 | static bool is_top_script(const char *script_path) |
1446 | { | |
965bb6be | 1447 | return ends_with(script_path, "top") == NULL ? false : true; |
b5b87312 TZ |
1448 | } |
1449 | ||
1450 | static int has_required_arg(char *script_path) | |
1451 | { | |
1452 | struct script_desc *desc; | |
1453 | int n_args = 0; | |
1454 | char *p; | |
1455 | ||
1456 | desc = script_desc__new(NULL); | |
1457 | ||
1458 | if (read_script_info(desc, script_path)) | |
1459 | goto out; | |
1460 | ||
1461 | if (!desc->args) | |
1462 | goto out; | |
1463 | ||
1464 | for (p = desc->args; *p; p++) | |
1465 | if (*p == '<') | |
1466 | n_args++; | |
1467 | out: | |
1468 | script_desc__delete(desc); | |
1469 | ||
1470 | return n_args; | |
1471 | } | |
1472 | ||
69b6470e ACM |
1473 | static int have_cmd(int argc, const char **argv) |
1474 | { | |
1475 | char **__argv = malloc(sizeof(const char *) * argc); | |
1476 | ||
1477 | if (!__argv) { | |
1478 | pr_err("malloc failed\n"); | |
1479 | return -1; | |
1480 | } | |
1481 | ||
1482 | memcpy(__argv, argv, sizeof(const char *) * argc); | |
1483 | argc = parse_options(argc, (const char **)__argv, record_options, | |
1484 | NULL, PARSE_OPT_STOP_AT_NON_OPTION); | |
1485 | free(__argv); | |
5f9c39dc | 1486 | |
69b6470e ACM |
1487 | system_wide = (argc == 0); |
1488 | ||
1489 | return 0; | |
1490 | } | |
1491 | ||
1492 | int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) | |
1493 | { | |
1494 | bool show_full_info = false; | |
e90debdd JO |
1495 | bool header = false; |
1496 | bool header_only = false; | |
6cc870f0 | 1497 | bool script_started = false; |
69b6470e ACM |
1498 | char *rec_script_path = NULL; |
1499 | char *rep_script_path = NULL; | |
1500 | struct perf_session *session; | |
7a680eb9 | 1501 | struct itrace_synth_opts itrace_synth_opts = { .set = false, }; |
69b6470e ACM |
1502 | char *script_path = NULL; |
1503 | const char **__argv; | |
6cc870f0 | 1504 | int i, j, err = 0; |
6f3e5eda AH |
1505 | struct perf_script script = { |
1506 | .tool = { | |
1507 | .sample = process_sample_event, | |
1508 | .mmap = perf_event__process_mmap, | |
1509 | .mmap2 = perf_event__process_mmap2, | |
1510 | .comm = perf_event__process_comm, | |
1511 | .exit = perf_event__process_exit, | |
1512 | .fork = perf_event__process_fork, | |
7ea95727 | 1513 | .attr = process_attr, |
6f3e5eda AH |
1514 | .tracing_data = perf_event__process_tracing_data, |
1515 | .build_id = perf_event__process_build_id, | |
7a680eb9 AH |
1516 | .id_index = perf_event__process_id_index, |
1517 | .auxtrace_info = perf_event__process_auxtrace_info, | |
1518 | .auxtrace = perf_event__process_auxtrace, | |
1519 | .auxtrace_error = perf_event__process_auxtrace_error, | |
0a8cb85c | 1520 | .ordered_events = true, |
6f3e5eda AH |
1521 | .ordering_requires_timestamps = true, |
1522 | }, | |
1523 | }; | |
06af0f2c YS |
1524 | struct perf_data_file file = { |
1525 | .mode = PERF_DATA_MODE_READ, | |
1526 | }; | |
69b6470e | 1527 | const struct option options[] = { |
5f9c39dc FW |
1528 | OPT_BOOLEAN('D', "dump-raw-trace", &dump_trace, |
1529 | "dump raw trace in ASCII"), | |
c0555642 | 1530 | OPT_INCR('v', "verbose", &verbose, |
69b6470e | 1531 | "be more verbose (show symbol address, etc)"), |
4b9c0c59 | 1532 | OPT_BOOLEAN('L', "Latency", &latency_format, |
cda48461 | 1533 | "show latency attributes (irqs/preemption disabled, etc)"), |
4b9c0c59 TZ |
1534 | OPT_CALLBACK_NOOPT('l', "list", NULL, NULL, "list available scripts", |
1535 | list_available_scripts), | |
956ffd02 TZ |
1536 | OPT_CALLBACK('s', "script", NULL, "name", |
1537 | "script file name (lang:script name, script name, or *)", | |
1538 | parse_scriptname), | |
1539 | OPT_STRING('g', "gen-script", &generate_script_lang, "lang", | |
133dc4c3 | 1540 | "generate perf-script.xx script in specified language"), |
69b6470e | 1541 | OPT_STRING('i', "input", &input_name, "file", "input file name"), |
ffabd99e FW |
1542 | OPT_BOOLEAN('d', "debug-mode", &debug_mode, |
1543 | "do various checks like samples ordering and lost events"), | |
e90debdd JO |
1544 | OPT_BOOLEAN(0, "header", &header, "Show data header."), |
1545 | OPT_BOOLEAN(0, "header-only", &header_only, "Show only data header."), | |
c0230b2b DA |
1546 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, |
1547 | "file", "vmlinux pathname"), | |
1548 | OPT_STRING(0, "kallsyms", &symbol_conf.kallsyms_name, | |
1549 | "file", "kallsyms pathname"), | |
1550 | OPT_BOOLEAN('G', "hide-call-graph", &no_callchain, | |
1551 | "When printing symbols do not display call chain"), | |
1552 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", | |
1553 | "Look for files with symbols relative to this directory"), | |
06af0f2c | 1554 | OPT_CALLBACK('F', "fields", NULL, "str", |
a978f2ab AN |
1555 | "comma separated output fields prepend with 'type:'. " |
1556 | "Valid types: hw,sw,trace,raw. " | |
1557 | "Fields: comm,tid,pid,time,cpu,event,trace,ip,sym,dso," | |
535aeaae | 1558 | "addr,symoff,period", parse_output_fields), |
317df650 | 1559 | OPT_BOOLEAN('a', "all-cpus", &system_wide, |
69b6470e | 1560 | "system-wide collection from all CPUs"), |
36385be5 FT |
1561 | OPT_STRING('S', "symbols", &symbol_conf.sym_list_str, "symbol[,symbol...]", |
1562 | "only consider these symbols"), | |
c8e66720 | 1563 | OPT_STRING('C', "cpu", &cpu_list, "cpu", "list of cpus to profile"), |
e7984b7b DA |
1564 | OPT_STRING('c', "comms", &symbol_conf.comm_list_str, "comm[,comm...]", |
1565 | "only display events for these comms"), | |
e03eaa40 DA |
1566 | OPT_STRING(0, "pid", &symbol_conf.pid_list_str, "pid[,pid...]", |
1567 | "only consider symbols in these pids"), | |
1568 | OPT_STRING(0, "tid", &symbol_conf.tid_list_str, "tid[,tid...]", | |
1569 | "only consider symbols in these tids"), | |
fbe96f29 SE |
1570 | OPT_BOOLEAN('I', "show-info", &show_full_info, |
1571 | "display extended information from perf.data file"), | |
0bc8d205 AN |
1572 | OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, |
1573 | "Show the path of [kernel.kallsyms]"), | |
ad7ebb9a NK |
1574 | OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, |
1575 | "Show the fork/comm/exit events"), | |
ba1ddf42 NK |
1576 | OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, |
1577 | "Show the mmap events"), | |
06af0f2c | 1578 | OPT_BOOLEAN('f', "force", &file.force, "don't complain, do it"), |
7a680eb9 AH |
1579 | OPT_CALLBACK_OPTARG(0, "itrace", &itrace_synth_opts, NULL, "opts", |
1580 | "Instruction Tracing options", | |
1581 | itrace_parse_synth_opts), | |
1909629f | 1582 | OPT_END() |
69b6470e | 1583 | }; |
40cae2b7 YS |
1584 | const char * const script_subcommands[] = { "record", "report", NULL }; |
1585 | const char *script_usage[] = { | |
69b6470e ACM |
1586 | "perf script [<options>]", |
1587 | "perf script [<options>] record <script> [<record-options>] <command>", | |
1588 | "perf script [<options>] report <script> [script-args]", | |
1589 | "perf script [<options>] <script> [<record-options>] <command>", | |
1590 | "perf script [<options>] <top-script> [script-args]", | |
1591 | NULL | |
1592 | }; | |
3875294f | 1593 | |
b5b87312 TZ |
1594 | setup_scripting(); |
1595 | ||
40cae2b7 | 1596 | argc = parse_options_subcommand(argc, argv, options, script_subcommands, script_usage, |
b5b87312 TZ |
1597 | PARSE_OPT_STOP_AT_NON_OPTION); |
1598 | ||
f5fc1412 JO |
1599 | file.path = input_name; |
1600 | ||
b5b87312 TZ |
1601 | if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { |
1602 | rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); | |
1603 | if (!rec_script_path) | |
1604 | return cmd_record(argc, argv, NULL); | |
3875294f TZ |
1605 | } |
1606 | ||
b5b87312 TZ |
1607 | if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { |
1608 | rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); | |
1609 | if (!rep_script_path) { | |
3875294f | 1610 | fprintf(stderr, |
b5b87312 | 1611 | "Please specify a valid report script" |
133dc4c3 | 1612 | "(see 'perf script -l' for listing)\n"); |
3875294f TZ |
1613 | return -1; |
1614 | } | |
3875294f TZ |
1615 | } |
1616 | ||
44e668c6 BH |
1617 | /* make sure PERF_EXEC_PATH is set for scripts */ |
1618 | perf_set_argv_exec_path(perf_exec_path()); | |
1619 | ||
b5b87312 | 1620 | if (argc && !script_name && !rec_script_path && !rep_script_path) { |
a0cccc2e | 1621 | int live_pipe[2]; |
b5b87312 | 1622 | int rep_args; |
a0cccc2e TZ |
1623 | pid_t pid; |
1624 | ||
b5b87312 TZ |
1625 | rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); |
1626 | rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); | |
1627 | ||
1628 | if (!rec_script_path && !rep_script_path) { | |
1629 | fprintf(stderr, " Couldn't find script %s\n\n See perf" | |
133dc4c3 IM |
1630 | " script -l for available scripts.\n", argv[0]); |
1631 | usage_with_options(script_usage, options); | |
a0cccc2e TZ |
1632 | } |
1633 | ||
b5b87312 TZ |
1634 | if (is_top_script(argv[0])) { |
1635 | rep_args = argc - 1; | |
1636 | } else { | |
1637 | int rec_args; | |
1638 | ||
1639 | rep_args = has_required_arg(rep_script_path); | |
1640 | rec_args = (argc - 1) - rep_args; | |
1641 | if (rec_args < 0) { | |
1642 | fprintf(stderr, " %s script requires options." | |
133dc4c3 | 1643 | "\n\n See perf script -l for available " |
b5b87312 | 1644 | "scripts and options.\n", argv[0]); |
133dc4c3 | 1645 | usage_with_options(script_usage, options); |
b5b87312 | 1646 | } |
a0cccc2e TZ |
1647 | } |
1648 | ||
1649 | if (pipe(live_pipe) < 0) { | |
1650 | perror("failed to create pipe"); | |
d54b1a9e | 1651 | return -1; |
a0cccc2e TZ |
1652 | } |
1653 | ||
1654 | pid = fork(); | |
1655 | if (pid < 0) { | |
1656 | perror("failed to fork"); | |
d54b1a9e | 1657 | return -1; |
a0cccc2e TZ |
1658 | } |
1659 | ||
1660 | if (!pid) { | |
b5b87312 TZ |
1661 | j = 0; |
1662 | ||
a0cccc2e TZ |
1663 | dup2(live_pipe[1], 1); |
1664 | close(live_pipe[0]); | |
1665 | ||
317df650 RR |
1666 | if (is_top_script(argv[0])) { |
1667 | system_wide = true; | |
1668 | } else if (!system_wide) { | |
d54b1a9e DA |
1669 | if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) { |
1670 | err = -1; | |
1671 | goto out; | |
1672 | } | |
317df650 | 1673 | } |
b5b87312 TZ |
1674 | |
1675 | __argv = malloc((argc + 6) * sizeof(const char *)); | |
d54b1a9e DA |
1676 | if (!__argv) { |
1677 | pr_err("malloc failed\n"); | |
1678 | err = -ENOMEM; | |
1679 | goto out; | |
1680 | } | |
e8719adf | 1681 | |
b5b87312 TZ |
1682 | __argv[j++] = "/bin/sh"; |
1683 | __argv[j++] = rec_script_path; | |
1684 | if (system_wide) | |
1685 | __argv[j++] = "-a"; | |
1686 | __argv[j++] = "-q"; | |
1687 | __argv[j++] = "-o"; | |
1688 | __argv[j++] = "-"; | |
1689 | for (i = rep_args + 1; i < argc; i++) | |
1690 | __argv[j++] = argv[i]; | |
1691 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1692 | |
1693 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1694 | free(__argv); |
a0cccc2e TZ |
1695 | exit(-1); |
1696 | } | |
1697 | ||
1698 | dup2(live_pipe[0], 0); | |
1699 | close(live_pipe[1]); | |
1700 | ||
b5b87312 | 1701 | __argv = malloc((argc + 4) * sizeof(const char *)); |
d54b1a9e DA |
1702 | if (!__argv) { |
1703 | pr_err("malloc failed\n"); | |
1704 | err = -ENOMEM; | |
1705 | goto out; | |
1706 | } | |
1707 | ||
b5b87312 TZ |
1708 | j = 0; |
1709 | __argv[j++] = "/bin/sh"; | |
1710 | __argv[j++] = rep_script_path; | |
1711 | for (i = 1; i < rep_args + 1; i++) | |
1712 | __argv[j++] = argv[i]; | |
1713 | __argv[j++] = "-i"; | |
1714 | __argv[j++] = "-"; | |
1715 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1716 | |
1717 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1718 | free(__argv); |
a0cccc2e TZ |
1719 | exit(-1); |
1720 | } | |
1721 | ||
b5b87312 TZ |
1722 | if (rec_script_path) |
1723 | script_path = rec_script_path; | |
1724 | if (rep_script_path) | |
1725 | script_path = rep_script_path; | |
34c86ea9 | 1726 | |
b5b87312 | 1727 | if (script_path) { |
b5b87312 | 1728 | j = 0; |
3875294f | 1729 | |
317df650 RR |
1730 | if (!rec_script_path) |
1731 | system_wide = false; | |
d54b1a9e DA |
1732 | else if (!system_wide) { |
1733 | if (have_cmd(argc - 1, &argv[1]) != 0) { | |
1734 | err = -1; | |
1735 | goto out; | |
1736 | } | |
1737 | } | |
34c86ea9 | 1738 | |
b5b87312 | 1739 | __argv = malloc((argc + 2) * sizeof(const char *)); |
d54b1a9e DA |
1740 | if (!__argv) { |
1741 | pr_err("malloc failed\n"); | |
1742 | err = -ENOMEM; | |
1743 | goto out; | |
1744 | } | |
1745 | ||
34c86ea9 TZ |
1746 | __argv[j++] = "/bin/sh"; |
1747 | __argv[j++] = script_path; | |
1748 | if (system_wide) | |
1749 | __argv[j++] = "-a"; | |
b5b87312 | 1750 | for (i = 2; i < argc; i++) |
34c86ea9 TZ |
1751 | __argv[j++] = argv[i]; |
1752 | __argv[j++] = NULL; | |
3875294f TZ |
1753 | |
1754 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1755 | free(__argv); |
3875294f TZ |
1756 | exit(-1); |
1757 | } | |
956ffd02 | 1758 | |
cf4fee50 TZ |
1759 | if (!script_name) |
1760 | setup_pager(); | |
5f9c39dc | 1761 | |
6f3e5eda | 1762 | session = perf_session__new(&file, false, &script.tool); |
d8f66248 | 1763 | if (session == NULL) |
52e02834 | 1764 | return -1; |
d8f66248 | 1765 | |
e90debdd JO |
1766 | if (header || header_only) { |
1767 | perf_session__fprintf_info(session, stdout, show_full_info); | |
1768 | if (header_only) | |
6cc870f0 | 1769 | goto out_delete; |
e90debdd JO |
1770 | } |
1771 | ||
0a7e6d1b | 1772 | if (symbol__init(&session->header.env) < 0) |
38520dc3 NK |
1773 | goto out_delete; |
1774 | ||
6f3e5eda AH |
1775 | script.session = session; |
1776 | ||
7a680eb9 AH |
1777 | session->itrace_synth_opts = &itrace_synth_opts; |
1778 | ||
5d67be97 | 1779 | if (cpu_list) { |
6cc870f0 NK |
1780 | err = perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap); |
1781 | if (err < 0) | |
1782 | goto out_delete; | |
5d67be97 AB |
1783 | } |
1784 | ||
1424dc96 | 1785 | if (!no_callchain) |
c0230b2b DA |
1786 | symbol_conf.use_callchain = true; |
1787 | else | |
1788 | symbol_conf.use_callchain = false; | |
1789 | ||
956ffd02 TZ |
1790 | if (generate_script_lang) { |
1791 | struct stat perf_stat; | |
745f43e3 DA |
1792 | int input; |
1793 | ||
2c9e45f7 | 1794 | if (output_set_by_user()) { |
745f43e3 DA |
1795 | fprintf(stderr, |
1796 | "custom fields not supported for generated scripts"); | |
6cc870f0 NK |
1797 | err = -EINVAL; |
1798 | goto out_delete; | |
745f43e3 | 1799 | } |
956ffd02 | 1800 | |
cc9784bd | 1801 | input = open(file.path, O_RDONLY); /* input_name */ |
956ffd02 | 1802 | if (input < 0) { |
6cc870f0 | 1803 | err = -errno; |
956ffd02 | 1804 | perror("failed to open file"); |
6cc870f0 | 1805 | goto out_delete; |
956ffd02 TZ |
1806 | } |
1807 | ||
1808 | err = fstat(input, &perf_stat); | |
1809 | if (err < 0) { | |
1810 | perror("failed to stat file"); | |
6cc870f0 | 1811 | goto out_delete; |
956ffd02 TZ |
1812 | } |
1813 | ||
1814 | if (!perf_stat.st_size) { | |
1815 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
6cc870f0 | 1816 | goto out_delete; |
956ffd02 TZ |
1817 | } |
1818 | ||
1819 | scripting_ops = script_spec__lookup(generate_script_lang); | |
1820 | if (!scripting_ops) { | |
1821 | fprintf(stderr, "invalid language specifier"); | |
6cc870f0 NK |
1822 | err = -ENOENT; |
1823 | goto out_delete; | |
956ffd02 TZ |
1824 | } |
1825 | ||
29f5ffd3 | 1826 | err = scripting_ops->generate_script(session->tevent.pevent, |
da378962 | 1827 | "perf-script"); |
6cc870f0 | 1828 | goto out_delete; |
956ffd02 TZ |
1829 | } |
1830 | ||
1831 | if (script_name) { | |
586bc5cc | 1832 | err = scripting_ops->start_script(script_name, argc, argv); |
956ffd02 | 1833 | if (err) |
6cc870f0 | 1834 | goto out_delete; |
133dc4c3 | 1835 | pr_debug("perf script started with script %s\n\n", script_name); |
6cc870f0 | 1836 | script_started = true; |
956ffd02 TZ |
1837 | } |
1838 | ||
9cbdb702 DA |
1839 | |
1840 | err = perf_session__check_output_opt(session); | |
1841 | if (err < 0) | |
6cc870f0 | 1842 | goto out_delete; |
9cbdb702 | 1843 | |
6f3e5eda | 1844 | err = __cmd_script(&script); |
956ffd02 | 1845 | |
d445dd2a AH |
1846 | flush_scripting(); |
1847 | ||
6cc870f0 | 1848 | out_delete: |
d8f66248 | 1849 | perf_session__delete(session); |
6cc870f0 NK |
1850 | |
1851 | if (script_started) | |
1852 | cleanup_scripting(); | |
956ffd02 TZ |
1853 | out: |
1854 | return err; | |
5f9c39dc | 1855 | } |