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" |
5d67be97 | 19 | #include <linux/bitmap.h> |
5f9c39dc | 20 | |
956ffd02 TZ |
21 | static char const *script_name; |
22 | static char const *generate_script_lang; | |
ffabd99e | 23 | static bool debug_mode; |
e1889d75 | 24 | static u64 last_timestamp; |
6fcf7ddb | 25 | static u64 nr_unordered; |
34c86ea9 | 26 | extern const struct option record_options[]; |
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, |
745f43e3 DA |
47 | }; |
48 | ||
49 | struct output_option { | |
50 | const char *str; | |
51 | enum perf_output_field field; | |
52 | } all_output_options[] = { | |
53 | {.str = "comm", .field = PERF_OUTPUT_COMM}, | |
54 | {.str = "tid", .field = PERF_OUTPUT_TID}, | |
55 | {.str = "pid", .field = PERF_OUTPUT_PID}, | |
56 | {.str = "time", .field = PERF_OUTPUT_TIME}, | |
57 | {.str = "cpu", .field = PERF_OUTPUT_CPU}, | |
58 | {.str = "event", .field = PERF_OUTPUT_EVNAME}, | |
59 | {.str = "trace", .field = PERF_OUTPUT_TRACE}, | |
787bef17 | 60 | {.str = "ip", .field = PERF_OUTPUT_IP}, |
c0230b2b | 61 | {.str = "sym", .field = PERF_OUTPUT_SYM}, |
610723f2 | 62 | {.str = "dso", .field = PERF_OUTPUT_DSO}, |
7cec0922 | 63 | {.str = "addr", .field = PERF_OUTPUT_ADDR}, |
a978f2ab | 64 | {.str = "symoff", .field = PERF_OUTPUT_SYMOFFSET}, |
cc8fae1d | 65 | {.str = "srcline", .field = PERF_OUTPUT_SRCLINE}, |
745f43e3 DA |
66 | }; |
67 | ||
68 | /* default set to maintain compatibility with current format */ | |
2c9e45f7 DA |
69 | static struct { |
70 | bool user_set; | |
9cbdb702 | 71 | bool wildcard_set; |
a6ffaf91 | 72 | unsigned int print_ip_opts; |
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 | } | |
cc8fae1d AH |
215 | if (PRINT_FIELD(SRCLINE) && !PRINT_FIELD(IP)) { |
216 | pr_err("Display of source line number requested but sample IP is not\n" | |
217 | "selected. Hence, no address to lookup the source line number.\n"); | |
218 | return -EINVAL; | |
219 | } | |
1424dc96 DA |
220 | |
221 | if ((PRINT_FIELD(PID) || PRINT_FIELD(TID)) && | |
5bff01f6 ACM |
222 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TID, "TID", |
223 | PERF_OUTPUT_TID|PERF_OUTPUT_PID)) | |
1424dc96 | 224 | return -EINVAL; |
1424dc96 DA |
225 | |
226 | if (PRINT_FIELD(TIME) && | |
5bff01f6 ACM |
227 | perf_evsel__check_stype(evsel, PERF_SAMPLE_TIME, "TIME", |
228 | PERF_OUTPUT_TIME)) | |
1424dc96 | 229 | return -EINVAL; |
1424dc96 DA |
230 | |
231 | if (PRINT_FIELD(CPU) && | |
5bff01f6 ACM |
232 | perf_evsel__check_stype(evsel, PERF_SAMPLE_CPU, "CPU", |
233 | PERF_OUTPUT_CPU)) | |
1424dc96 | 234 | return -EINVAL; |
9cbdb702 DA |
235 | |
236 | return 0; | |
237 | } | |
238 | ||
7ea95727 AH |
239 | static void set_print_ip_opts(struct perf_event_attr *attr) |
240 | { | |
241 | unsigned int type = attr->type; | |
242 | ||
243 | output[type].print_ip_opts = 0; | |
244 | if (PRINT_FIELD(IP)) | |
245 | output[type].print_ip_opts |= PRINT_IP_OPT_IP; | |
246 | ||
247 | if (PRINT_FIELD(SYM)) | |
248 | output[type].print_ip_opts |= PRINT_IP_OPT_SYM; | |
249 | ||
250 | if (PRINT_FIELD(DSO)) | |
251 | output[type].print_ip_opts |= PRINT_IP_OPT_DSO; | |
252 | ||
253 | if (PRINT_FIELD(SYMOFFSET)) | |
254 | output[type].print_ip_opts |= PRINT_IP_OPT_SYMOFFSET; | |
cc8fae1d AH |
255 | |
256 | if (PRINT_FIELD(SRCLINE)) | |
257 | output[type].print_ip_opts |= PRINT_IP_OPT_SRCLINE; | |
7ea95727 AH |
258 | } |
259 | ||
9cbdb702 DA |
260 | /* |
261 | * verify all user requested events exist and the samples | |
262 | * have the expected data | |
263 | */ | |
264 | static int perf_session__check_output_opt(struct perf_session *session) | |
265 | { | |
266 | int j; | |
267 | struct perf_evsel *evsel; | |
268 | ||
269 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
270 | evsel = perf_session__find_first_evtype(session, j); | |
271 | ||
272 | /* | |
273 | * even if fields is set to 0 (ie., show nothing) event must | |
274 | * exist if user explicitly includes it on the command line | |
275 | */ | |
276 | if (!evsel && output[j].user_set && !output[j].wildcard_set) { | |
277 | pr_err("%s events do not exist. " | |
278 | "Remove corresponding -f option to proceed.\n", | |
279 | event_type(j)); | |
280 | return -1; | |
281 | } | |
282 | ||
283 | if (evsel && output[j].fields && | |
284 | perf_evsel__check_attr(evsel, session)) | |
285 | return -1; | |
a6ffaf91 DA |
286 | |
287 | if (evsel == NULL) | |
288 | continue; | |
289 | ||
7ea95727 | 290 | set_print_ip_opts(&evsel->attr); |
1424dc96 DA |
291 | } |
292 | ||
80b8b496 DA |
293 | /* |
294 | * set default for tracepoints to print symbols only | |
295 | * if callchains are present | |
296 | */ | |
297 | if (symbol_conf.use_callchain && | |
298 | !output[PERF_TYPE_TRACEPOINT].user_set) { | |
299 | struct perf_event_attr *attr; | |
300 | ||
301 | j = PERF_TYPE_TRACEPOINT; | |
302 | evsel = perf_session__find_first_evtype(session, j); | |
303 | if (evsel == NULL) | |
304 | goto out; | |
305 | ||
306 | attr = &evsel->attr; | |
307 | ||
308 | if (attr->sample_type & PERF_SAMPLE_CALLCHAIN) { | |
309 | output[j].fields |= PERF_OUTPUT_IP; | |
310 | output[j].fields |= PERF_OUTPUT_SYM; | |
311 | output[j].fields |= PERF_OUTPUT_DSO; | |
312 | set_print_ip_opts(attr); | |
313 | } | |
314 | } | |
315 | ||
316 | out: | |
1424dc96 DA |
317 | return 0; |
318 | } | |
745f43e3 | 319 | |
fcf65bf1 | 320 | static void print_sample_start(struct perf_sample *sample, |
1424dc96 | 321 | struct thread *thread, |
5bff01f6 | 322 | struct perf_evsel *evsel) |
c70c94b4 | 323 | { |
5bff01f6 | 324 | struct perf_event_attr *attr = &evsel->attr; |
c70c94b4 DA |
325 | unsigned long secs; |
326 | unsigned long usecs; | |
745f43e3 DA |
327 | unsigned long long nsecs; |
328 | ||
329 | if (PRINT_FIELD(COMM)) { | |
330 | if (latency_format) | |
b9c5143a | 331 | printf("%8.8s ", thread__comm_str(thread)); |
787bef17 | 332 | else if (PRINT_FIELD(IP) && symbol_conf.use_callchain) |
b9c5143a | 333 | printf("%s ", thread__comm_str(thread)); |
745f43e3 | 334 | else |
b9c5143a | 335 | printf("%16s ", thread__comm_str(thread)); |
745f43e3 | 336 | } |
c70c94b4 | 337 | |
745f43e3 DA |
338 | if (PRINT_FIELD(PID) && PRINT_FIELD(TID)) |
339 | printf("%5d/%-5d ", sample->pid, sample->tid); | |
340 | else if (PRINT_FIELD(PID)) | |
341 | printf("%5d ", sample->pid); | |
342 | else if (PRINT_FIELD(TID)) | |
343 | printf("%5d ", sample->tid); | |
344 | ||
345 | if (PRINT_FIELD(CPU)) { | |
346 | if (latency_format) | |
347 | printf("%3d ", sample->cpu); | |
348 | else | |
349 | printf("[%03d] ", sample->cpu); | |
350 | } | |
c70c94b4 | 351 | |
745f43e3 DA |
352 | if (PRINT_FIELD(TIME)) { |
353 | nsecs = sample->time; | |
354 | secs = nsecs / NSECS_PER_SEC; | |
355 | nsecs -= secs * NSECS_PER_SEC; | |
356 | usecs = nsecs / NSECS_PER_USEC; | |
357 | printf("%5lu.%06lu: ", secs, usecs); | |
358 | } | |
c70c94b4 DA |
359 | } |
360 | ||
95582596 AN |
361 | static bool is_bts_event(struct perf_event_attr *attr) |
362 | { | |
363 | return ((attr->type == PERF_TYPE_HARDWARE) && | |
364 | (attr->config & PERF_COUNT_HW_BRANCH_INSTRUCTIONS) && | |
365 | (attr->sample_period == 1)); | |
366 | } | |
367 | ||
7cec0922 DA |
368 | static bool sample_addr_correlates_sym(struct perf_event_attr *attr) |
369 | { | |
370 | if ((attr->type == PERF_TYPE_SOFTWARE) && | |
371 | ((attr->config == PERF_COUNT_SW_PAGE_FAULTS) || | |
372 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MIN) || | |
373 | (attr->config == PERF_COUNT_SW_PAGE_FAULTS_MAJ))) | |
374 | return true; | |
375 | ||
95582596 AN |
376 | if (is_bts_event(attr)) |
377 | return true; | |
378 | ||
7cec0922 DA |
379 | return false; |
380 | } | |
381 | ||
382 | static void print_sample_addr(union perf_event *event, | |
383 | struct perf_sample *sample, | |
743eb868 | 384 | struct machine *machine, |
7cec0922 DA |
385 | struct thread *thread, |
386 | struct perf_event_attr *attr) | |
387 | { | |
388 | struct addr_location al; | |
389 | u8 cpumode = event->header.misc & PERF_RECORD_MISC_CPUMODE_MASK; | |
7cec0922 DA |
390 | |
391 | printf("%16" PRIx64, sample->addr); | |
392 | ||
393 | if (!sample_addr_correlates_sym(attr)) | |
394 | return; | |
395 | ||
743eb868 | 396 | thread__find_addr_map(thread, machine, cpumode, MAP__FUNCTION, |
326f59bf | 397 | sample->addr, &al); |
7cec0922 | 398 | if (!al.map) |
743eb868 | 399 | thread__find_addr_map(thread, machine, cpumode, MAP__VARIABLE, |
326f59bf | 400 | sample->addr, &al); |
7cec0922 DA |
401 | |
402 | al.cpu = sample->cpu; | |
403 | al.sym = NULL; | |
404 | ||
405 | if (al.map) | |
406 | al.sym = map__find_symbol(al.map, al.addr, NULL); | |
407 | ||
408 | if (PRINT_FIELD(SYM)) { | |
547a92e0 | 409 | printf(" "); |
a978f2ab AN |
410 | if (PRINT_FIELD(SYMOFFSET)) |
411 | symbol__fprintf_symname_offs(al.sym, &al, stdout); | |
412 | else | |
413 | symbol__fprintf_symname(al.sym, stdout); | |
7cec0922 DA |
414 | } |
415 | ||
416 | if (PRINT_FIELD(DSO)) { | |
547a92e0 AN |
417 | printf(" ("); |
418 | map__fprintf_dsoname(al.map, stdout); | |
419 | printf(")"); | |
7cec0922 DA |
420 | } |
421 | } | |
422 | ||
95582596 AN |
423 | static void print_sample_bts(union perf_event *event, |
424 | struct perf_sample *sample, | |
425 | struct perf_evsel *evsel, | |
a2cb3cf2 AH |
426 | struct thread *thread, |
427 | struct addr_location *al) | |
95582596 AN |
428 | { |
429 | struct perf_event_attr *attr = &evsel->attr; | |
8066be5f | 430 | bool print_srcline_last = false; |
95582596 AN |
431 | |
432 | /* print branch_from information */ | |
433 | if (PRINT_FIELD(IP)) { | |
8066be5f AH |
434 | unsigned int print_opts = output[attr->type].print_ip_opts; |
435 | ||
436 | if (symbol_conf.use_callchain && sample->callchain) { | |
95582596 | 437 | printf("\n"); |
8066be5f AH |
438 | } else { |
439 | printf(" "); | |
440 | if (print_opts & PRINT_IP_OPT_SRCLINE) { | |
441 | print_srcline_last = true; | |
442 | print_opts &= ~PRINT_IP_OPT_SRCLINE; | |
443 | } | |
444 | } | |
445 | perf_evsel__print_ip(evsel, sample, al, print_opts, | |
307cbb92 | 446 | PERF_MAX_STACK_DEPTH); |
95582596 AN |
447 | } |
448 | ||
95582596 | 449 | /* print branch_to information */ |
243be3dd AH |
450 | if (PRINT_FIELD(ADDR) || |
451 | ((evsel->attr.sample_type & PERF_SAMPLE_ADDR) && | |
578bea40 AH |
452 | !output[attr->type].user_set)) { |
453 | printf(" => "); | |
cc22e575 | 454 | print_sample_addr(event, sample, al->machine, thread, attr); |
578bea40 | 455 | } |
95582596 | 456 | |
8066be5f AH |
457 | if (print_srcline_last) |
458 | map__fprintf_srcline(al->map, al->addr, "\n ", stdout); | |
459 | ||
95582596 AN |
460 | printf("\n"); |
461 | } | |
462 | ||
97822433 | 463 | static void process_event(union perf_event *event, struct perf_sample *sample, |
cc22e575 | 464 | struct perf_evsel *evsel, struct thread *thread, |
a2cb3cf2 | 465 | struct addr_location *al) |
be6d842a | 466 | { |
9e69c210 | 467 | struct perf_event_attr *attr = &evsel->attr; |
1424dc96 | 468 | |
2c9e45f7 | 469 | if (output[attr->type].fields == 0) |
1424dc96 DA |
470 | return; |
471 | ||
fcf65bf1 | 472 | print_sample_start(sample, thread, evsel); |
745f43e3 | 473 | |
e944d3d7 NK |
474 | if (PRINT_FIELD(EVNAME)) { |
475 | const char *evname = perf_evsel__name(evsel); | |
476 | printf("%s: ", evname ? evname : "[unknown]"); | |
477 | } | |
478 | ||
95582596 | 479 | if (is_bts_event(attr)) { |
cc22e575 | 480 | print_sample_bts(event, sample, evsel, thread, al); |
95582596 AN |
481 | return; |
482 | } | |
483 | ||
745f43e3 | 484 | if (PRINT_FIELD(TRACE)) |
fcf65bf1 ACM |
485 | event_format__print(evsel->tp_format, sample->cpu, |
486 | sample->raw_data, sample->raw_size); | |
7cec0922 | 487 | if (PRINT_FIELD(ADDR)) |
cc22e575 | 488 | print_sample_addr(event, sample, al->machine, thread, attr); |
7cec0922 | 489 | |
787bef17 | 490 | if (PRINT_FIELD(IP)) { |
c0230b2b DA |
491 | if (!symbol_conf.use_callchain) |
492 | printf(" "); | |
493 | else | |
494 | printf("\n"); | |
a6ffaf91 | 495 | |
cc22e575 | 496 | perf_evsel__print_ip(evsel, sample, al, |
307cbb92 DA |
497 | output[attr->type].print_ip_opts, |
498 | PERF_MAX_STACK_DEPTH); | |
c0230b2b DA |
499 | } |
500 | ||
c70c94b4 | 501 | printf("\n"); |
be6d842a DA |
502 | } |
503 | ||
1d037ca1 IT |
504 | static int default_start_script(const char *script __maybe_unused, |
505 | int argc __maybe_unused, | |
506 | const char **argv __maybe_unused) | |
956ffd02 TZ |
507 | { |
508 | return 0; | |
509 | } | |
510 | ||
511 | static int default_stop_script(void) | |
512 | { | |
513 | return 0; | |
514 | } | |
515 | ||
1d037ca1 IT |
516 | static int default_generate_script(struct pevent *pevent __maybe_unused, |
517 | const char *outfile __maybe_unused) | |
956ffd02 TZ |
518 | { |
519 | return 0; | |
520 | } | |
521 | ||
522 | static struct scripting_ops default_scripting_ops = { | |
523 | .start_script = default_start_script, | |
524 | .stop_script = default_stop_script, | |
be6d842a | 525 | .process_event = process_event, |
956ffd02 TZ |
526 | .generate_script = default_generate_script, |
527 | }; | |
528 | ||
529 | static struct scripting_ops *scripting_ops; | |
530 | ||
531 | static void setup_scripting(void) | |
532 | { | |
16c632de | 533 | setup_perl_scripting(); |
7e4b21b8 | 534 | setup_python_scripting(); |
16c632de | 535 | |
956ffd02 TZ |
536 | scripting_ops = &default_scripting_ops; |
537 | } | |
538 | ||
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; |
ef89325f AH |
553 | struct thread *thread = machine__findnew_thread(machine, sample->pid, |
554 | sample->tid); | |
6ddf259d | 555 | |
5f9c39dc | 556 | if (thread == NULL) { |
6beba7ad ACM |
557 | pr_debug("problem processing %d event, skipping it.\n", |
558 | event->header.type); | |
5f9c39dc FW |
559 | return -1; |
560 | } | |
561 | ||
1424dc96 DA |
562 | if (debug_mode) { |
563 | if (sample->time < last_timestamp) { | |
564 | pr_err("Samples misordered, previous: %" PRIu64 | |
565 | " this: %" PRIu64 "\n", last_timestamp, | |
566 | sample->time); | |
567 | nr_unordered++; | |
e1889d75 | 568 | } |
1424dc96 DA |
569 | last_timestamp = sample->time; |
570 | return 0; | |
5f9c39dc | 571 | } |
5d67be97 | 572 | |
e44baa3e | 573 | if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) { |
e7984b7b DA |
574 | pr_err("problem processing %d event, skipping it.\n", |
575 | event->header.type); | |
576 | return -1; | |
577 | } | |
578 | ||
579 | if (al.filtered) | |
580 | return 0; | |
581 | ||
5d67be97 AB |
582 | if (cpu_list && !test_bit(sample->cpu, cpu_bitmap)) |
583 | return 0; | |
584 | ||
cc22e575 | 585 | scripting_ops->process_event(event, sample, evsel, thread, &al); |
5f9c39dc | 586 | |
743eb868 | 587 | evsel->hists.stats.total_period += sample->period; |
5f9c39dc FW |
588 | return 0; |
589 | } | |
590 | ||
6f3e5eda AH |
591 | struct perf_script { |
592 | struct perf_tool tool; | |
593 | struct perf_session *session; | |
ad7ebb9a | 594 | bool show_task_events; |
ba1ddf42 | 595 | bool show_mmap_events; |
016e92fb FW |
596 | }; |
597 | ||
7ea95727 AH |
598 | static int process_attr(struct perf_tool *tool, union perf_event *event, |
599 | struct perf_evlist **pevlist) | |
600 | { | |
601 | struct perf_script *scr = container_of(tool, struct perf_script, tool); | |
602 | struct perf_evlist *evlist; | |
603 | struct perf_evsel *evsel, *pos; | |
604 | int err; | |
605 | ||
606 | err = perf_event__process_attr(tool, event, pevlist); | |
607 | if (err) | |
608 | return err; | |
609 | ||
610 | evlist = *pevlist; | |
611 | evsel = perf_evlist__last(*pevlist); | |
612 | ||
613 | if (evsel->attr.type >= PERF_TYPE_MAX) | |
614 | return 0; | |
615 | ||
0050f7aa | 616 | evlist__for_each(evlist, pos) { |
7ea95727 AH |
617 | if (pos->attr.type == evsel->attr.type && pos != evsel) |
618 | return 0; | |
619 | } | |
620 | ||
621 | set_print_ip_opts(&evsel->attr); | |
622 | ||
623 | return perf_evsel__check_attr(evsel, scr->session); | |
624 | } | |
625 | ||
ad7ebb9a NK |
626 | static int process_comm_event(struct perf_tool *tool, |
627 | union perf_event *event, | |
628 | struct perf_sample *sample, | |
629 | struct machine *machine) | |
630 | { | |
631 | struct thread *thread; | |
632 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
633 | struct perf_session *session = script->session; | |
634 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
635 | int ret = -1; | |
636 | ||
637 | thread = machine__findnew_thread(machine, event->comm.pid, event->comm.tid); | |
638 | if (thread == NULL) { | |
639 | pr_debug("problem processing COMM event, skipping it.\n"); | |
640 | return -1; | |
641 | } | |
642 | ||
643 | if (perf_event__process_comm(tool, event, sample, machine) < 0) | |
644 | goto out; | |
645 | ||
646 | if (!evsel->attr.sample_id_all) { | |
647 | sample->cpu = 0; | |
648 | sample->time = 0; | |
649 | sample->tid = event->comm.tid; | |
650 | sample->pid = event->comm.pid; | |
651 | } | |
652 | print_sample_start(sample, thread, evsel); | |
653 | perf_event__fprintf(event, stdout); | |
654 | ret = 0; | |
655 | ||
656 | out: | |
657 | return ret; | |
658 | } | |
659 | ||
660 | static int process_fork_event(struct perf_tool *tool, | |
661 | union perf_event *event, | |
662 | struct perf_sample *sample, | |
663 | struct machine *machine) | |
664 | { | |
665 | struct thread *thread; | |
666 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
667 | struct perf_session *session = script->session; | |
668 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
669 | ||
670 | if (perf_event__process_fork(tool, event, sample, machine) < 0) | |
671 | return -1; | |
672 | ||
673 | thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); | |
674 | if (thread == NULL) { | |
675 | pr_debug("problem processing FORK event, skipping it.\n"); | |
676 | return -1; | |
677 | } | |
678 | ||
679 | if (!evsel->attr.sample_id_all) { | |
680 | sample->cpu = 0; | |
681 | sample->time = event->fork.time; | |
682 | sample->tid = event->fork.tid; | |
683 | sample->pid = event->fork.pid; | |
684 | } | |
685 | print_sample_start(sample, thread, evsel); | |
686 | perf_event__fprintf(event, stdout); | |
687 | ||
688 | return 0; | |
689 | } | |
690 | static int process_exit_event(struct perf_tool *tool, | |
691 | union perf_event *event, | |
692 | struct perf_sample *sample, | |
693 | struct machine *machine) | |
694 | { | |
695 | struct thread *thread; | |
696 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
697 | struct perf_session *session = script->session; | |
698 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
699 | ||
700 | thread = machine__findnew_thread(machine, event->fork.pid, event->fork.tid); | |
701 | if (thread == NULL) { | |
702 | pr_debug("problem processing EXIT event, skipping it.\n"); | |
703 | return -1; | |
704 | } | |
705 | ||
706 | if (!evsel->attr.sample_id_all) { | |
707 | sample->cpu = 0; | |
708 | sample->time = 0; | |
709 | sample->tid = event->comm.tid; | |
710 | sample->pid = event->comm.pid; | |
711 | } | |
712 | print_sample_start(sample, thread, evsel); | |
713 | perf_event__fprintf(event, stdout); | |
714 | ||
715 | if (perf_event__process_exit(tool, event, sample, machine) < 0) | |
716 | return -1; | |
717 | ||
718 | return 0; | |
719 | } | |
720 | ||
ba1ddf42 NK |
721 | static int process_mmap_event(struct perf_tool *tool, |
722 | union perf_event *event, | |
723 | struct perf_sample *sample, | |
724 | struct machine *machine) | |
725 | { | |
726 | struct thread *thread; | |
727 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
728 | struct perf_session *session = script->session; | |
729 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
730 | ||
731 | if (perf_event__process_mmap(tool, event, sample, machine) < 0) | |
732 | return -1; | |
733 | ||
734 | thread = machine__findnew_thread(machine, event->mmap.pid, event->mmap.tid); | |
735 | if (thread == NULL) { | |
736 | pr_debug("problem processing MMAP event, skipping it.\n"); | |
737 | return -1; | |
738 | } | |
739 | ||
740 | if (!evsel->attr.sample_id_all) { | |
741 | sample->cpu = 0; | |
742 | sample->time = 0; | |
743 | sample->tid = event->mmap.tid; | |
744 | sample->pid = event->mmap.pid; | |
745 | } | |
746 | print_sample_start(sample, thread, evsel); | |
747 | perf_event__fprintf(event, stdout); | |
748 | ||
749 | return 0; | |
750 | } | |
751 | ||
752 | static int process_mmap2_event(struct perf_tool *tool, | |
753 | union perf_event *event, | |
754 | struct perf_sample *sample, | |
755 | struct machine *machine) | |
756 | { | |
757 | struct thread *thread; | |
758 | struct perf_script *script = container_of(tool, struct perf_script, tool); | |
759 | struct perf_session *session = script->session; | |
760 | struct perf_evsel *evsel = perf_evlist__first(session->evlist); | |
761 | ||
762 | if (perf_event__process_mmap2(tool, event, sample, machine) < 0) | |
763 | return -1; | |
764 | ||
765 | thread = machine__findnew_thread(machine, event->mmap2.pid, event->mmap2.tid); | |
766 | if (thread == NULL) { | |
767 | pr_debug("problem processing MMAP2 event, skipping it.\n"); | |
768 | return -1; | |
769 | } | |
770 | ||
771 | if (!evsel->attr.sample_id_all) { | |
772 | sample->cpu = 0; | |
773 | sample->time = 0; | |
774 | sample->tid = event->mmap2.tid; | |
775 | sample->pid = event->mmap2.pid; | |
776 | } | |
777 | print_sample_start(sample, thread, evsel); | |
778 | perf_event__fprintf(event, stdout); | |
779 | ||
780 | return 0; | |
781 | } | |
782 | ||
1d037ca1 | 783 | static void sig_handler(int sig __maybe_unused) |
c239da3b TZ |
784 | { |
785 | session_done = 1; | |
786 | } | |
787 | ||
6f3e5eda | 788 | static int __cmd_script(struct perf_script *script) |
5f9c39dc | 789 | { |
6fcf7ddb FW |
790 | int ret; |
791 | ||
c239da3b TZ |
792 | signal(SIGINT, sig_handler); |
793 | ||
ad7ebb9a NK |
794 | /* override event processing functions */ |
795 | if (script->show_task_events) { | |
796 | script->tool.comm = process_comm_event; | |
797 | script->tool.fork = process_fork_event; | |
798 | script->tool.exit = process_exit_event; | |
799 | } | |
ba1ddf42 NK |
800 | if (script->show_mmap_events) { |
801 | script->tool.mmap = process_mmap_event; | |
802 | script->tool.mmap2 = process_mmap2_event; | |
803 | } | |
ad7ebb9a | 804 | |
6f3e5eda | 805 | ret = perf_session__process_events(script->session, &script->tool); |
6fcf7ddb | 806 | |
6d8afb56 | 807 | if (debug_mode) |
9486aa38 | 808 | pr_err("Misordered timestamps: %" PRIu64 "\n", nr_unordered); |
6fcf7ddb FW |
809 | |
810 | return ret; | |
5f9c39dc FW |
811 | } |
812 | ||
956ffd02 TZ |
813 | struct script_spec { |
814 | struct list_head node; | |
815 | struct scripting_ops *ops; | |
816 | char spec[0]; | |
817 | }; | |
818 | ||
eccdfe2d | 819 | static LIST_HEAD(script_specs); |
956ffd02 TZ |
820 | |
821 | static struct script_spec *script_spec__new(const char *spec, | |
822 | struct scripting_ops *ops) | |
823 | { | |
824 | struct script_spec *s = malloc(sizeof(*s) + strlen(spec) + 1); | |
825 | ||
826 | if (s != NULL) { | |
827 | strcpy(s->spec, spec); | |
828 | s->ops = ops; | |
829 | } | |
830 | ||
831 | return s; | |
832 | } | |
833 | ||
956ffd02 TZ |
834 | static void script_spec__add(struct script_spec *s) |
835 | { | |
836 | list_add_tail(&s->node, &script_specs); | |
837 | } | |
838 | ||
839 | static struct script_spec *script_spec__find(const char *spec) | |
840 | { | |
841 | struct script_spec *s; | |
842 | ||
843 | list_for_each_entry(s, &script_specs, node) | |
844 | if (strcasecmp(s->spec, spec) == 0) | |
845 | return s; | |
846 | return NULL; | |
847 | } | |
848 | ||
849 | static struct script_spec *script_spec__findnew(const char *spec, | |
850 | struct scripting_ops *ops) | |
851 | { | |
852 | struct script_spec *s = script_spec__find(spec); | |
853 | ||
854 | if (s) | |
855 | return s; | |
856 | ||
857 | s = script_spec__new(spec, ops); | |
858 | if (!s) | |
466e2876 | 859 | return NULL; |
956ffd02 TZ |
860 | |
861 | script_spec__add(s); | |
862 | ||
863 | return s; | |
956ffd02 TZ |
864 | } |
865 | ||
866 | int script_spec_register(const char *spec, struct scripting_ops *ops) | |
867 | { | |
868 | struct script_spec *s; | |
869 | ||
870 | s = script_spec__find(spec); | |
871 | if (s) | |
872 | return -1; | |
873 | ||
874 | s = script_spec__findnew(spec, ops); | |
875 | if (!s) | |
876 | return -1; | |
877 | ||
878 | return 0; | |
879 | } | |
880 | ||
881 | static struct scripting_ops *script_spec__lookup(const char *spec) | |
882 | { | |
883 | struct script_spec *s = script_spec__find(spec); | |
884 | if (!s) | |
885 | return NULL; | |
886 | ||
887 | return s->ops; | |
888 | } | |
889 | ||
890 | static void list_available_languages(void) | |
891 | { | |
892 | struct script_spec *s; | |
893 | ||
894 | fprintf(stderr, "\n"); | |
895 | fprintf(stderr, "Scripting language extensions (used in " | |
133dc4c3 | 896 | "perf script -s [spec:]script.[spec]):\n\n"); |
956ffd02 TZ |
897 | |
898 | list_for_each_entry(s, &script_specs, node) | |
899 | fprintf(stderr, " %-42s [%s]\n", s->spec, s->ops->name); | |
900 | ||
901 | fprintf(stderr, "\n"); | |
902 | } | |
903 | ||
1d037ca1 IT |
904 | static int parse_scriptname(const struct option *opt __maybe_unused, |
905 | const char *str, int unset __maybe_unused) | |
956ffd02 TZ |
906 | { |
907 | char spec[PATH_MAX]; | |
908 | const char *script, *ext; | |
909 | int len; | |
910 | ||
f526d68b | 911 | if (strcmp(str, "lang") == 0) { |
956ffd02 | 912 | list_available_languages(); |
f526d68b | 913 | exit(0); |
956ffd02 TZ |
914 | } |
915 | ||
916 | script = strchr(str, ':'); | |
917 | if (script) { | |
918 | len = script - str; | |
919 | if (len >= PATH_MAX) { | |
920 | fprintf(stderr, "invalid language specifier"); | |
921 | return -1; | |
922 | } | |
923 | strncpy(spec, str, len); | |
924 | spec[len] = '\0'; | |
925 | scripting_ops = script_spec__lookup(spec); | |
926 | if (!scripting_ops) { | |
927 | fprintf(stderr, "invalid language specifier"); | |
928 | return -1; | |
929 | } | |
930 | script++; | |
931 | } else { | |
932 | script = str; | |
d1e95bb5 | 933 | ext = strrchr(script, '.'); |
956ffd02 TZ |
934 | if (!ext) { |
935 | fprintf(stderr, "invalid script extension"); | |
936 | return -1; | |
937 | } | |
938 | scripting_ops = script_spec__lookup(++ext); | |
939 | if (!scripting_ops) { | |
940 | fprintf(stderr, "invalid script extension"); | |
941 | return -1; | |
942 | } | |
943 | } | |
944 | ||
945 | script_name = strdup(script); | |
946 | ||
947 | return 0; | |
948 | } | |
949 | ||
1d037ca1 IT |
950 | static int parse_output_fields(const struct option *opt __maybe_unused, |
951 | const char *arg, int unset __maybe_unused) | |
745f43e3 DA |
952 | { |
953 | char *tok; | |
50ca19ae | 954 | int i, imax = ARRAY_SIZE(all_output_options); |
2c9e45f7 | 955 | int j; |
745f43e3 DA |
956 | int rc = 0; |
957 | char *str = strdup(arg); | |
1424dc96 | 958 | int type = -1; |
745f43e3 DA |
959 | |
960 | if (!str) | |
961 | return -ENOMEM; | |
962 | ||
2c9e45f7 DA |
963 | /* first word can state for which event type the user is specifying |
964 | * the fields. If no type exists, the specified fields apply to all | |
965 | * event types found in the file minus the invalid fields for a type. | |
1424dc96 | 966 | */ |
2c9e45f7 DA |
967 | tok = strchr(str, ':'); |
968 | if (tok) { | |
969 | *tok = '\0'; | |
970 | tok++; | |
971 | if (!strcmp(str, "hw")) | |
972 | type = PERF_TYPE_HARDWARE; | |
973 | else if (!strcmp(str, "sw")) | |
974 | type = PERF_TYPE_SOFTWARE; | |
975 | else if (!strcmp(str, "trace")) | |
976 | type = PERF_TYPE_TRACEPOINT; | |
0817a6a3 AS |
977 | else if (!strcmp(str, "raw")) |
978 | type = PERF_TYPE_RAW; | |
2c9e45f7 DA |
979 | else { |
980 | fprintf(stderr, "Invalid event type in field string.\n"); | |
38efb539 RR |
981 | rc = -EINVAL; |
982 | goto out; | |
2c9e45f7 DA |
983 | } |
984 | ||
985 | if (output[type].user_set) | |
986 | pr_warning("Overriding previous field request for %s events.\n", | |
987 | event_type(type)); | |
988 | ||
989 | output[type].fields = 0; | |
990 | output[type].user_set = true; | |
9cbdb702 | 991 | output[type].wildcard_set = false; |
2c9e45f7 DA |
992 | |
993 | } else { | |
994 | tok = str; | |
995 | if (strlen(str) == 0) { | |
996 | fprintf(stderr, | |
997 | "Cannot set fields to 'none' for all event types.\n"); | |
998 | rc = -EINVAL; | |
999 | goto out; | |
1000 | } | |
1001 | ||
1002 | if (output_set_by_user()) | |
1003 | pr_warning("Overriding previous field request for all events.\n"); | |
1004 | ||
1005 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
1006 | output[j].fields = 0; | |
1007 | output[j].user_set = true; | |
9cbdb702 | 1008 | output[j].wildcard_set = true; |
2c9e45f7 | 1009 | } |
745f43e3 DA |
1010 | } |
1011 | ||
2c9e45f7 DA |
1012 | tok = strtok(tok, ","); |
1013 | while (tok) { | |
745f43e3 | 1014 | for (i = 0; i < imax; ++i) { |
2c9e45f7 | 1015 | if (strcmp(tok, all_output_options[i].str) == 0) |
745f43e3 | 1016 | break; |
745f43e3 DA |
1017 | } |
1018 | if (i == imax) { | |
2c9e45f7 | 1019 | fprintf(stderr, "Invalid field requested.\n"); |
745f43e3 | 1020 | rc = -EINVAL; |
2c9e45f7 | 1021 | goto out; |
745f43e3 DA |
1022 | } |
1023 | ||
2c9e45f7 DA |
1024 | if (type == -1) { |
1025 | /* add user option to all events types for | |
1026 | * which it is valid | |
1027 | */ | |
1028 | for (j = 0; j < PERF_TYPE_MAX; ++j) { | |
1029 | if (output[j].invalid_fields & all_output_options[i].field) { | |
1030 | pr_warning("\'%s\' not valid for %s events. Ignoring.\n", | |
1031 | all_output_options[i].str, event_type(j)); | |
1032 | } else | |
1033 | output[j].fields |= all_output_options[i].field; | |
1034 | } | |
1035 | } else { | |
1036 | if (output[type].invalid_fields & all_output_options[i].field) { | |
1037 | fprintf(stderr, "\'%s\' not valid for %s events.\n", | |
1038 | all_output_options[i].str, event_type(type)); | |
1039 | ||
1040 | rc = -EINVAL; | |
1041 | goto out; | |
1042 | } | |
1043 | output[type].fields |= all_output_options[i].field; | |
1044 | } | |
1045 | ||
1046 | tok = strtok(NULL, ","); | |
745f43e3 DA |
1047 | } |
1048 | ||
2c9e45f7 DA |
1049 | if (type >= 0) { |
1050 | if (output[type].fields == 0) { | |
1051 | pr_debug("No fields requested for %s type. " | |
1052 | "Events will not be displayed.\n", event_type(type)); | |
1053 | } | |
1054 | } | |
745f43e3 | 1055 | |
2c9e45f7 | 1056 | out: |
745f43e3 DA |
1057 | free(str); |
1058 | return rc; | |
1059 | } | |
1060 | ||
008f29d3 SB |
1061 | /* Helper function for filesystems that return a dent->d_type DT_UNKNOWN */ |
1062 | static int is_directory(const char *base_path, const struct dirent *dent) | |
1063 | { | |
1064 | char path[PATH_MAX]; | |
1065 | struct stat st; | |
1066 | ||
1067 | sprintf(path, "%s/%s", base_path, dent->d_name); | |
1068 | if (stat(path, &st)) | |
1069 | return 0; | |
1070 | ||
1071 | return S_ISDIR(st.st_mode); | |
1072 | } | |
1073 | ||
1074 | #define for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next)\ | |
4b9c0c59 TZ |
1075 | while (!readdir_r(scripts_dir, &lang_dirent, &lang_next) && \ |
1076 | lang_next) \ | |
008f29d3 SB |
1077 | if ((lang_dirent.d_type == DT_DIR || \ |
1078 | (lang_dirent.d_type == DT_UNKNOWN && \ | |
1079 | is_directory(scripts_path, &lang_dirent))) && \ | |
4b9c0c59 TZ |
1080 | (strcmp(lang_dirent.d_name, ".")) && \ |
1081 | (strcmp(lang_dirent.d_name, ".."))) | |
1082 | ||
008f29d3 | 1083 | #define for_each_script(lang_path, lang_dir, script_dirent, script_next)\ |
4b9c0c59 TZ |
1084 | while (!readdir_r(lang_dir, &script_dirent, &script_next) && \ |
1085 | script_next) \ | |
008f29d3 SB |
1086 | if (script_dirent.d_type != DT_DIR && \ |
1087 | (script_dirent.d_type != DT_UNKNOWN || \ | |
1088 | !is_directory(lang_path, &script_dirent))) | |
4b9c0c59 TZ |
1089 | |
1090 | ||
1091 | #define RECORD_SUFFIX "-record" | |
1092 | #define REPORT_SUFFIX "-report" | |
1093 | ||
1094 | struct script_desc { | |
1095 | struct list_head node; | |
1096 | char *name; | |
1097 | char *half_liner; | |
1098 | char *args; | |
1099 | }; | |
1100 | ||
eccdfe2d | 1101 | static LIST_HEAD(script_descs); |
4b9c0c59 TZ |
1102 | |
1103 | static struct script_desc *script_desc__new(const char *name) | |
1104 | { | |
1105 | struct script_desc *s = zalloc(sizeof(*s)); | |
1106 | ||
b5b87312 | 1107 | if (s != NULL && name) |
4b9c0c59 TZ |
1108 | s->name = strdup(name); |
1109 | ||
1110 | return s; | |
1111 | } | |
1112 | ||
1113 | static void script_desc__delete(struct script_desc *s) | |
1114 | { | |
74cf249d ACM |
1115 | zfree(&s->name); |
1116 | zfree(&s->half_liner); | |
1117 | zfree(&s->args); | |
4b9c0c59 TZ |
1118 | free(s); |
1119 | } | |
1120 | ||
1121 | static void script_desc__add(struct script_desc *s) | |
1122 | { | |
1123 | list_add_tail(&s->node, &script_descs); | |
1124 | } | |
1125 | ||
1126 | static struct script_desc *script_desc__find(const char *name) | |
1127 | { | |
1128 | struct script_desc *s; | |
1129 | ||
1130 | list_for_each_entry(s, &script_descs, node) | |
1131 | if (strcasecmp(s->name, name) == 0) | |
1132 | return s; | |
1133 | return NULL; | |
1134 | } | |
1135 | ||
1136 | static struct script_desc *script_desc__findnew(const char *name) | |
1137 | { | |
1138 | struct script_desc *s = script_desc__find(name); | |
1139 | ||
1140 | if (s) | |
1141 | return s; | |
1142 | ||
1143 | s = script_desc__new(name); | |
1144 | if (!s) | |
1145 | goto out_delete_desc; | |
1146 | ||
1147 | script_desc__add(s); | |
1148 | ||
1149 | return s; | |
1150 | ||
1151 | out_delete_desc: | |
1152 | script_desc__delete(s); | |
1153 | ||
1154 | return NULL; | |
1155 | } | |
1156 | ||
965bb6be | 1157 | static const char *ends_with(const char *str, const char *suffix) |
4b9c0c59 TZ |
1158 | { |
1159 | size_t suffix_len = strlen(suffix); | |
965bb6be | 1160 | const char *p = str; |
4b9c0c59 TZ |
1161 | |
1162 | if (strlen(str) > suffix_len) { | |
1163 | p = str + strlen(str) - suffix_len; | |
1164 | if (!strncmp(p, suffix, suffix_len)) | |
1165 | return p; | |
1166 | } | |
1167 | ||
1168 | return NULL; | |
1169 | } | |
1170 | ||
4b9c0c59 TZ |
1171 | static int read_script_info(struct script_desc *desc, const char *filename) |
1172 | { | |
1173 | char line[BUFSIZ], *p; | |
1174 | FILE *fp; | |
1175 | ||
1176 | fp = fopen(filename, "r"); | |
1177 | if (!fp) | |
1178 | return -1; | |
1179 | ||
1180 | while (fgets(line, sizeof(line), fp)) { | |
1181 | p = ltrim(line); | |
1182 | if (strlen(p) == 0) | |
1183 | continue; | |
1184 | if (*p != '#') | |
1185 | continue; | |
1186 | p++; | |
1187 | if (strlen(p) && *p == '!') | |
1188 | continue; | |
1189 | ||
1190 | p = ltrim(p); | |
1191 | if (strlen(p) && p[strlen(p) - 1] == '\n') | |
1192 | p[strlen(p) - 1] = '\0'; | |
1193 | ||
1194 | if (!strncmp(p, "description:", strlen("description:"))) { | |
1195 | p += strlen("description:"); | |
1196 | desc->half_liner = strdup(ltrim(p)); | |
1197 | continue; | |
1198 | } | |
1199 | ||
1200 | if (!strncmp(p, "args:", strlen("args:"))) { | |
1201 | p += strlen("args:"); | |
1202 | desc->args = strdup(ltrim(p)); | |
1203 | continue; | |
1204 | } | |
1205 | } | |
1206 | ||
1207 | fclose(fp); | |
1208 | ||
1209 | return 0; | |
1210 | } | |
1211 | ||
38efb539 RR |
1212 | static char *get_script_root(struct dirent *script_dirent, const char *suffix) |
1213 | { | |
1214 | char *script_root, *str; | |
1215 | ||
1216 | script_root = strdup(script_dirent->d_name); | |
1217 | if (!script_root) | |
1218 | return NULL; | |
1219 | ||
1220 | str = (char *)ends_with(script_root, suffix); | |
1221 | if (!str) { | |
1222 | free(script_root); | |
1223 | return NULL; | |
1224 | } | |
1225 | ||
1226 | *str = '\0'; | |
1227 | return script_root; | |
1228 | } | |
1229 | ||
1d037ca1 IT |
1230 | static int list_available_scripts(const struct option *opt __maybe_unused, |
1231 | const char *s __maybe_unused, | |
1232 | int unset __maybe_unused) | |
4b9c0c59 TZ |
1233 | { |
1234 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1235 | char scripts_path[MAXPATHLEN]; | |
1236 | DIR *scripts_dir, *lang_dir; | |
1237 | char script_path[MAXPATHLEN]; | |
1238 | char lang_path[MAXPATHLEN]; | |
1239 | struct script_desc *desc; | |
1240 | char first_half[BUFSIZ]; | |
1241 | char *script_root; | |
4b9c0c59 TZ |
1242 | |
1243 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1244 | ||
1245 | scripts_dir = opendir(scripts_path); | |
1246 | if (!scripts_dir) | |
1247 | return -1; | |
1248 | ||
008f29d3 | 1249 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
4b9c0c59 TZ |
1250 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1251 | lang_dirent.d_name); | |
1252 | lang_dir = opendir(lang_path); | |
1253 | if (!lang_dir) | |
1254 | continue; | |
1255 | ||
008f29d3 | 1256 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1257 | script_root = get_script_root(&script_dirent, REPORT_SUFFIX); |
1258 | if (script_root) { | |
4b9c0c59 TZ |
1259 | desc = script_desc__findnew(script_root); |
1260 | snprintf(script_path, MAXPATHLEN, "%s/%s", | |
1261 | lang_path, script_dirent.d_name); | |
1262 | read_script_info(desc, script_path); | |
38efb539 | 1263 | free(script_root); |
4b9c0c59 | 1264 | } |
4b9c0c59 TZ |
1265 | } |
1266 | } | |
1267 | ||
1268 | fprintf(stdout, "List of available trace scripts:\n"); | |
1269 | list_for_each_entry(desc, &script_descs, node) { | |
1270 | sprintf(first_half, "%s %s", desc->name, | |
1271 | desc->args ? desc->args : ""); | |
1272 | fprintf(stdout, " %-36s %s\n", first_half, | |
1273 | desc->half_liner ? desc->half_liner : ""); | |
1274 | } | |
1275 | ||
1276 | exit(0); | |
1277 | } | |
1278 | ||
49e639e2 FT |
1279 | /* |
1280 | * Some scripts specify the required events in their "xxx-record" file, | |
1281 | * this function will check if the events in perf.data match those | |
1282 | * mentioned in the "xxx-record". | |
1283 | * | |
1284 | * Fixme: All existing "xxx-record" are all in good formats "-e event ", | |
1285 | * which is covered well now. And new parsing code should be added to | |
1286 | * cover the future complexing formats like event groups etc. | |
1287 | */ | |
1288 | static int check_ev_match(char *dir_name, char *scriptname, | |
1289 | struct perf_session *session) | |
1290 | { | |
1291 | char filename[MAXPATHLEN], evname[128]; | |
1292 | char line[BUFSIZ], *p; | |
1293 | struct perf_evsel *pos; | |
1294 | int match, len; | |
1295 | FILE *fp; | |
1296 | ||
1297 | sprintf(filename, "%s/bin/%s-record", dir_name, scriptname); | |
1298 | ||
1299 | fp = fopen(filename, "r"); | |
1300 | if (!fp) | |
1301 | return -1; | |
1302 | ||
1303 | while (fgets(line, sizeof(line), fp)) { | |
1304 | p = ltrim(line); | |
1305 | if (*p == '#') | |
1306 | continue; | |
1307 | ||
1308 | while (strlen(p)) { | |
1309 | p = strstr(p, "-e"); | |
1310 | if (!p) | |
1311 | break; | |
1312 | ||
1313 | p += 2; | |
1314 | p = ltrim(p); | |
1315 | len = strcspn(p, " \t"); | |
1316 | if (!len) | |
1317 | break; | |
1318 | ||
1319 | snprintf(evname, len + 1, "%s", p); | |
1320 | ||
1321 | match = 0; | |
0050f7aa | 1322 | evlist__for_each(session->evlist, pos) { |
49e639e2 FT |
1323 | if (!strcmp(perf_evsel__name(pos), evname)) { |
1324 | match = 1; | |
1325 | break; | |
1326 | } | |
1327 | } | |
1328 | ||
1329 | if (!match) { | |
1330 | fclose(fp); | |
1331 | return -1; | |
1332 | } | |
1333 | } | |
1334 | } | |
1335 | ||
1336 | fclose(fp); | |
1337 | return 0; | |
1338 | } | |
1339 | ||
e5f3705e FT |
1340 | /* |
1341 | * Return -1 if none is found, otherwise the actual scripts number. | |
1342 | * | |
1343 | * Currently the only user of this function is the script browser, which | |
1344 | * will list all statically runnable scripts, select one, execute it and | |
1345 | * show the output in a perf browser. | |
1346 | */ | |
1347 | int find_scripts(char **scripts_array, char **scripts_path_array) | |
1348 | { | |
1349 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
49e639e2 | 1350 | char scripts_path[MAXPATHLEN], lang_path[MAXPATHLEN]; |
e5f3705e | 1351 | DIR *scripts_dir, *lang_dir; |
49e639e2 | 1352 | struct perf_session *session; |
f5fc1412 JO |
1353 | struct perf_data_file file = { |
1354 | .path = input_name, | |
1355 | .mode = PERF_DATA_MODE_READ, | |
1356 | }; | |
e5f3705e FT |
1357 | char *temp; |
1358 | int i = 0; | |
1359 | ||
f5fc1412 | 1360 | session = perf_session__new(&file, false, NULL); |
49e639e2 FT |
1361 | if (!session) |
1362 | return -1; | |
1363 | ||
e5f3705e FT |
1364 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); |
1365 | ||
1366 | scripts_dir = opendir(scripts_path); | |
49e639e2 FT |
1367 | if (!scripts_dir) { |
1368 | perf_session__delete(session); | |
e5f3705e | 1369 | return -1; |
49e639e2 | 1370 | } |
e5f3705e FT |
1371 | |
1372 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { | |
1373 | snprintf(lang_path, MAXPATHLEN, "%s/%s", scripts_path, | |
1374 | lang_dirent.d_name); | |
1375 | #ifdef NO_LIBPERL | |
1376 | if (strstr(lang_path, "perl")) | |
1377 | continue; | |
1378 | #endif | |
1379 | #ifdef NO_LIBPYTHON | |
1380 | if (strstr(lang_path, "python")) | |
1381 | continue; | |
1382 | #endif | |
1383 | ||
1384 | lang_dir = opendir(lang_path); | |
1385 | if (!lang_dir) | |
1386 | continue; | |
1387 | ||
1388 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { | |
1389 | /* Skip those real time scripts: xxxtop.p[yl] */ | |
1390 | if (strstr(script_dirent.d_name, "top.")) | |
1391 | continue; | |
1392 | sprintf(scripts_path_array[i], "%s/%s", lang_path, | |
1393 | script_dirent.d_name); | |
1394 | temp = strchr(script_dirent.d_name, '.'); | |
1395 | snprintf(scripts_array[i], | |
1396 | (temp - script_dirent.d_name) + 1, | |
1397 | "%s", script_dirent.d_name); | |
49e639e2 FT |
1398 | |
1399 | if (check_ev_match(lang_path, | |
1400 | scripts_array[i], session)) | |
1401 | continue; | |
1402 | ||
e5f3705e FT |
1403 | i++; |
1404 | } | |
49e639e2 | 1405 | closedir(lang_dir); |
e5f3705e FT |
1406 | } |
1407 | ||
49e639e2 FT |
1408 | closedir(scripts_dir); |
1409 | perf_session__delete(session); | |
e5f3705e FT |
1410 | return i; |
1411 | } | |
1412 | ||
3875294f TZ |
1413 | static char *get_script_path(const char *script_root, const char *suffix) |
1414 | { | |
1415 | struct dirent *script_next, *lang_next, script_dirent, lang_dirent; | |
1416 | char scripts_path[MAXPATHLEN]; | |
1417 | char script_path[MAXPATHLEN]; | |
1418 | DIR *scripts_dir, *lang_dir; | |
1419 | char lang_path[MAXPATHLEN]; | |
38efb539 | 1420 | char *__script_root; |
3875294f TZ |
1421 | |
1422 | snprintf(scripts_path, MAXPATHLEN, "%s/scripts", perf_exec_path()); | |
1423 | ||
1424 | scripts_dir = opendir(scripts_path); | |
1425 | if (!scripts_dir) | |
1426 | return NULL; | |
1427 | ||
008f29d3 | 1428 | for_each_lang(scripts_path, scripts_dir, lang_dirent, lang_next) { |
3875294f TZ |
1429 | snprintf(lang_path, MAXPATHLEN, "%s/%s/bin", scripts_path, |
1430 | lang_dirent.d_name); | |
1431 | lang_dir = opendir(lang_path); | |
1432 | if (!lang_dir) | |
1433 | continue; | |
1434 | ||
008f29d3 | 1435 | for_each_script(lang_path, lang_dir, script_dirent, script_next) { |
38efb539 RR |
1436 | __script_root = get_script_root(&script_dirent, suffix); |
1437 | if (__script_root && !strcmp(script_root, __script_root)) { | |
1438 | free(__script_root); | |
946ef2a2 NK |
1439 | closedir(lang_dir); |
1440 | closedir(scripts_dir); | |
3875294f TZ |
1441 | snprintf(script_path, MAXPATHLEN, "%s/%s", |
1442 | lang_path, script_dirent.d_name); | |
38efb539 | 1443 | return strdup(script_path); |
3875294f TZ |
1444 | } |
1445 | free(__script_root); | |
1446 | } | |
946ef2a2 | 1447 | closedir(lang_dir); |
3875294f | 1448 | } |
946ef2a2 | 1449 | closedir(scripts_dir); |
3875294f | 1450 | |
38efb539 | 1451 | return NULL; |
3875294f TZ |
1452 | } |
1453 | ||
b5b87312 TZ |
1454 | static bool is_top_script(const char *script_path) |
1455 | { | |
965bb6be | 1456 | return ends_with(script_path, "top") == NULL ? false : true; |
b5b87312 TZ |
1457 | } |
1458 | ||
1459 | static int has_required_arg(char *script_path) | |
1460 | { | |
1461 | struct script_desc *desc; | |
1462 | int n_args = 0; | |
1463 | char *p; | |
1464 | ||
1465 | desc = script_desc__new(NULL); | |
1466 | ||
1467 | if (read_script_info(desc, script_path)) | |
1468 | goto out; | |
1469 | ||
1470 | if (!desc->args) | |
1471 | goto out; | |
1472 | ||
1473 | for (p = desc->args; *p; p++) | |
1474 | if (*p == '<') | |
1475 | n_args++; | |
1476 | out: | |
1477 | script_desc__delete(desc); | |
1478 | ||
1479 | return n_args; | |
1480 | } | |
1481 | ||
69b6470e ACM |
1482 | static int have_cmd(int argc, const char **argv) |
1483 | { | |
1484 | char **__argv = malloc(sizeof(const char *) * argc); | |
1485 | ||
1486 | if (!__argv) { | |
1487 | pr_err("malloc failed\n"); | |
1488 | return -1; | |
1489 | } | |
1490 | ||
1491 | memcpy(__argv, argv, sizeof(const char *) * argc); | |
1492 | argc = parse_options(argc, (const char **)__argv, record_options, | |
1493 | NULL, PARSE_OPT_STOP_AT_NON_OPTION); | |
1494 | free(__argv); | |
5f9c39dc | 1495 | |
69b6470e ACM |
1496 | system_wide = (argc == 0); |
1497 | ||
1498 | return 0; | |
1499 | } | |
1500 | ||
1501 | int cmd_script(int argc, const char **argv, const char *prefix __maybe_unused) | |
1502 | { | |
1503 | bool show_full_info = false; | |
e90debdd JO |
1504 | bool header = false; |
1505 | bool header_only = false; | |
69b6470e ACM |
1506 | char *rec_script_path = NULL; |
1507 | char *rep_script_path = NULL; | |
1508 | struct perf_session *session; | |
1509 | char *script_path = NULL; | |
1510 | const char **__argv; | |
1511 | int i, j, err; | |
6f3e5eda AH |
1512 | struct perf_script script = { |
1513 | .tool = { | |
1514 | .sample = process_sample_event, | |
1515 | .mmap = perf_event__process_mmap, | |
1516 | .mmap2 = perf_event__process_mmap2, | |
1517 | .comm = perf_event__process_comm, | |
1518 | .exit = perf_event__process_exit, | |
1519 | .fork = perf_event__process_fork, | |
7ea95727 | 1520 | .attr = process_attr, |
6f3e5eda AH |
1521 | .tracing_data = perf_event__process_tracing_data, |
1522 | .build_id = perf_event__process_build_id, | |
1523 | .ordered_samples = true, | |
1524 | .ordering_requires_timestamps = true, | |
1525 | }, | |
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"), | |
745f43e3 | 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," | |
69b6470e | 1558 | "addr,symoff", 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"), | |
fbe96f29 SE |
1566 | OPT_BOOLEAN('I', "show-info", &show_full_info, |
1567 | "display extended information from perf.data file"), | |
0bc8d205 AN |
1568 | OPT_BOOLEAN('\0', "show-kernel-path", &symbol_conf.show_kernel_path, |
1569 | "Show the path of [kernel.kallsyms]"), | |
ad7ebb9a NK |
1570 | OPT_BOOLEAN('\0', "show-task-events", &script.show_task_events, |
1571 | "Show the fork/comm/exit events"), | |
ba1ddf42 NK |
1572 | OPT_BOOLEAN('\0', "show-mmap-events", &script.show_mmap_events, |
1573 | "Show the mmap events"), | |
1909629f | 1574 | OPT_END() |
69b6470e ACM |
1575 | }; |
1576 | const char * const script_usage[] = { | |
1577 | "perf script [<options>]", | |
1578 | "perf script [<options>] record <script> [<record-options>] <command>", | |
1579 | "perf script [<options>] report <script> [script-args]", | |
1580 | "perf script [<options>] <script> [<record-options>] <command>", | |
1581 | "perf script [<options>] <top-script> [script-args]", | |
1582 | NULL | |
1583 | }; | |
f5fc1412 JO |
1584 | struct perf_data_file file = { |
1585 | .mode = PERF_DATA_MODE_READ, | |
1586 | }; | |
3875294f | 1587 | |
b5b87312 TZ |
1588 | setup_scripting(); |
1589 | ||
133dc4c3 | 1590 | argc = parse_options(argc, argv, options, script_usage, |
b5b87312 TZ |
1591 | PARSE_OPT_STOP_AT_NON_OPTION); |
1592 | ||
f5fc1412 JO |
1593 | file.path = input_name; |
1594 | ||
b5b87312 TZ |
1595 | if (argc > 1 && !strncmp(argv[0], "rec", strlen("rec"))) { |
1596 | rec_script_path = get_script_path(argv[1], RECORD_SUFFIX); | |
1597 | if (!rec_script_path) | |
1598 | return cmd_record(argc, argv, NULL); | |
3875294f TZ |
1599 | } |
1600 | ||
b5b87312 TZ |
1601 | if (argc > 1 && !strncmp(argv[0], "rep", strlen("rep"))) { |
1602 | rep_script_path = get_script_path(argv[1], REPORT_SUFFIX); | |
1603 | if (!rep_script_path) { | |
3875294f | 1604 | fprintf(stderr, |
b5b87312 | 1605 | "Please specify a valid report script" |
133dc4c3 | 1606 | "(see 'perf script -l' for listing)\n"); |
3875294f TZ |
1607 | return -1; |
1608 | } | |
3875294f TZ |
1609 | } |
1610 | ||
44e668c6 BH |
1611 | /* make sure PERF_EXEC_PATH is set for scripts */ |
1612 | perf_set_argv_exec_path(perf_exec_path()); | |
1613 | ||
b5b87312 | 1614 | if (argc && !script_name && !rec_script_path && !rep_script_path) { |
a0cccc2e | 1615 | int live_pipe[2]; |
b5b87312 | 1616 | int rep_args; |
a0cccc2e TZ |
1617 | pid_t pid; |
1618 | ||
b5b87312 TZ |
1619 | rec_script_path = get_script_path(argv[0], RECORD_SUFFIX); |
1620 | rep_script_path = get_script_path(argv[0], REPORT_SUFFIX); | |
1621 | ||
1622 | if (!rec_script_path && !rep_script_path) { | |
1623 | fprintf(stderr, " Couldn't find script %s\n\n See perf" | |
133dc4c3 IM |
1624 | " script -l for available scripts.\n", argv[0]); |
1625 | usage_with_options(script_usage, options); | |
a0cccc2e TZ |
1626 | } |
1627 | ||
b5b87312 TZ |
1628 | if (is_top_script(argv[0])) { |
1629 | rep_args = argc - 1; | |
1630 | } else { | |
1631 | int rec_args; | |
1632 | ||
1633 | rep_args = has_required_arg(rep_script_path); | |
1634 | rec_args = (argc - 1) - rep_args; | |
1635 | if (rec_args < 0) { | |
1636 | fprintf(stderr, " %s script requires options." | |
133dc4c3 | 1637 | "\n\n See perf script -l for available " |
b5b87312 | 1638 | "scripts and options.\n", argv[0]); |
133dc4c3 | 1639 | usage_with_options(script_usage, options); |
b5b87312 | 1640 | } |
a0cccc2e TZ |
1641 | } |
1642 | ||
1643 | if (pipe(live_pipe) < 0) { | |
1644 | perror("failed to create pipe"); | |
d54b1a9e | 1645 | return -1; |
a0cccc2e TZ |
1646 | } |
1647 | ||
1648 | pid = fork(); | |
1649 | if (pid < 0) { | |
1650 | perror("failed to fork"); | |
d54b1a9e | 1651 | return -1; |
a0cccc2e TZ |
1652 | } |
1653 | ||
1654 | if (!pid) { | |
b5b87312 TZ |
1655 | j = 0; |
1656 | ||
a0cccc2e TZ |
1657 | dup2(live_pipe[1], 1); |
1658 | close(live_pipe[0]); | |
1659 | ||
317df650 RR |
1660 | if (is_top_script(argv[0])) { |
1661 | system_wide = true; | |
1662 | } else if (!system_wide) { | |
d54b1a9e DA |
1663 | if (have_cmd(argc - rep_args, &argv[rep_args]) != 0) { |
1664 | err = -1; | |
1665 | goto out; | |
1666 | } | |
317df650 | 1667 | } |
b5b87312 TZ |
1668 | |
1669 | __argv = malloc((argc + 6) * sizeof(const char *)); | |
d54b1a9e DA |
1670 | if (!__argv) { |
1671 | pr_err("malloc failed\n"); | |
1672 | err = -ENOMEM; | |
1673 | goto out; | |
1674 | } | |
e8719adf | 1675 | |
b5b87312 TZ |
1676 | __argv[j++] = "/bin/sh"; |
1677 | __argv[j++] = rec_script_path; | |
1678 | if (system_wide) | |
1679 | __argv[j++] = "-a"; | |
1680 | __argv[j++] = "-q"; | |
1681 | __argv[j++] = "-o"; | |
1682 | __argv[j++] = "-"; | |
1683 | for (i = rep_args + 1; i < argc; i++) | |
1684 | __argv[j++] = argv[i]; | |
1685 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1686 | |
1687 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1688 | free(__argv); |
a0cccc2e TZ |
1689 | exit(-1); |
1690 | } | |
1691 | ||
1692 | dup2(live_pipe[0], 0); | |
1693 | close(live_pipe[1]); | |
1694 | ||
b5b87312 | 1695 | __argv = malloc((argc + 4) * sizeof(const char *)); |
d54b1a9e DA |
1696 | if (!__argv) { |
1697 | pr_err("malloc failed\n"); | |
1698 | err = -ENOMEM; | |
1699 | goto out; | |
1700 | } | |
1701 | ||
b5b87312 TZ |
1702 | j = 0; |
1703 | __argv[j++] = "/bin/sh"; | |
1704 | __argv[j++] = rep_script_path; | |
1705 | for (i = 1; i < rep_args + 1; i++) | |
1706 | __argv[j++] = argv[i]; | |
1707 | __argv[j++] = "-i"; | |
1708 | __argv[j++] = "-"; | |
1709 | __argv[j++] = NULL; | |
a0cccc2e TZ |
1710 | |
1711 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1712 | free(__argv); |
a0cccc2e TZ |
1713 | exit(-1); |
1714 | } | |
1715 | ||
b5b87312 TZ |
1716 | if (rec_script_path) |
1717 | script_path = rec_script_path; | |
1718 | if (rep_script_path) | |
1719 | script_path = rep_script_path; | |
34c86ea9 | 1720 | |
b5b87312 | 1721 | if (script_path) { |
b5b87312 | 1722 | j = 0; |
3875294f | 1723 | |
317df650 RR |
1724 | if (!rec_script_path) |
1725 | system_wide = false; | |
d54b1a9e DA |
1726 | else if (!system_wide) { |
1727 | if (have_cmd(argc - 1, &argv[1]) != 0) { | |
1728 | err = -1; | |
1729 | goto out; | |
1730 | } | |
1731 | } | |
34c86ea9 | 1732 | |
b5b87312 | 1733 | __argv = malloc((argc + 2) * sizeof(const char *)); |
d54b1a9e DA |
1734 | if (!__argv) { |
1735 | pr_err("malloc failed\n"); | |
1736 | err = -ENOMEM; | |
1737 | goto out; | |
1738 | } | |
1739 | ||
34c86ea9 TZ |
1740 | __argv[j++] = "/bin/sh"; |
1741 | __argv[j++] = script_path; | |
1742 | if (system_wide) | |
1743 | __argv[j++] = "-a"; | |
b5b87312 | 1744 | for (i = 2; i < argc; i++) |
34c86ea9 TZ |
1745 | __argv[j++] = argv[i]; |
1746 | __argv[j++] = NULL; | |
3875294f TZ |
1747 | |
1748 | execvp("/bin/sh", (char **)__argv); | |
e8719adf | 1749 | free(__argv); |
3875294f TZ |
1750 | exit(-1); |
1751 | } | |
956ffd02 | 1752 | |
655000e7 ACM |
1753 | if (symbol__init() < 0) |
1754 | return -1; | |
cf4fee50 TZ |
1755 | if (!script_name) |
1756 | setup_pager(); | |
5f9c39dc | 1757 | |
6f3e5eda | 1758 | session = perf_session__new(&file, false, &script.tool); |
d8f66248 ACM |
1759 | if (session == NULL) |
1760 | return -ENOMEM; | |
1761 | ||
e90debdd JO |
1762 | if (header || header_only) { |
1763 | perf_session__fprintf_info(session, stdout, show_full_info); | |
1764 | if (header_only) | |
1765 | return 0; | |
1766 | } | |
1767 | ||
6f3e5eda AH |
1768 | script.session = session; |
1769 | ||
5d67be97 AB |
1770 | if (cpu_list) { |
1771 | if (perf_session__cpu_bitmap(session, cpu_list, cpu_bitmap)) | |
1772 | return -1; | |
1773 | } | |
1774 | ||
1424dc96 | 1775 | if (!no_callchain) |
c0230b2b DA |
1776 | symbol_conf.use_callchain = true; |
1777 | else | |
1778 | symbol_conf.use_callchain = false; | |
1779 | ||
956ffd02 TZ |
1780 | if (generate_script_lang) { |
1781 | struct stat perf_stat; | |
745f43e3 DA |
1782 | int input; |
1783 | ||
2c9e45f7 | 1784 | if (output_set_by_user()) { |
745f43e3 DA |
1785 | fprintf(stderr, |
1786 | "custom fields not supported for generated scripts"); | |
1787 | return -1; | |
1788 | } | |
956ffd02 | 1789 | |
cc9784bd | 1790 | input = open(file.path, O_RDONLY); /* input_name */ |
956ffd02 TZ |
1791 | if (input < 0) { |
1792 | perror("failed to open file"); | |
d54b1a9e | 1793 | return -1; |
956ffd02 TZ |
1794 | } |
1795 | ||
1796 | err = fstat(input, &perf_stat); | |
1797 | if (err < 0) { | |
1798 | perror("failed to stat file"); | |
d54b1a9e | 1799 | return -1; |
956ffd02 TZ |
1800 | } |
1801 | ||
1802 | if (!perf_stat.st_size) { | |
1803 | fprintf(stderr, "zero-sized file, nothing to do!\n"); | |
d54b1a9e | 1804 | return 0; |
956ffd02 TZ |
1805 | } |
1806 | ||
1807 | scripting_ops = script_spec__lookup(generate_script_lang); | |
1808 | if (!scripting_ops) { | |
1809 | fprintf(stderr, "invalid language specifier"); | |
1810 | return -1; | |
1811 | } | |
1812 | ||
29f5ffd3 | 1813 | err = scripting_ops->generate_script(session->tevent.pevent, |
da378962 | 1814 | "perf-script"); |
956ffd02 TZ |
1815 | goto out; |
1816 | } | |
1817 | ||
1818 | if (script_name) { | |
586bc5cc | 1819 | err = scripting_ops->start_script(script_name, argc, argv); |
956ffd02 TZ |
1820 | if (err) |
1821 | goto out; | |
133dc4c3 | 1822 | pr_debug("perf script started with script %s\n\n", script_name); |
956ffd02 TZ |
1823 | } |
1824 | ||
9cbdb702 DA |
1825 | |
1826 | err = perf_session__check_output_opt(session); | |
1827 | if (err < 0) | |
1828 | goto out; | |
1829 | ||
6f3e5eda | 1830 | err = __cmd_script(&script); |
956ffd02 | 1831 | |
d8f66248 | 1832 | perf_session__delete(session); |
956ffd02 TZ |
1833 | cleanup_scripting(); |
1834 | out: | |
1835 | return err; | |
5f9c39dc | 1836 | } |