Commit | Line | Data |
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10274989 AV |
1 | /* |
2 | * builtin-timechart.c - make an svg timechart of system activity | |
3 | * | |
4 | * (C) Copyright 2009 Intel Corporation | |
5 | * | |
6 | * Authors: | |
7 | * Arjan van de Ven <arjan@linux.intel.com> | |
8 | * | |
9 | * This program is free software; you can redistribute it and/or | |
10 | * modify it under the terms of the GNU General Public License | |
11 | * as published by the Free Software Foundation; version 2 | |
12 | * of the License. | |
13 | */ | |
14 | ||
c85cffa5 JO |
15 | #include <traceevent/event-parse.h> |
16 | ||
10274989 AV |
17 | #include "builtin.h" |
18 | ||
19 | #include "util/util.h" | |
20 | ||
21 | #include "util/color.h" | |
22 | #include <linux/list.h> | |
23 | #include "util/cache.h" | |
5936678e | 24 | #include "util/evlist.h" |
e3f42609 | 25 | #include "util/evsel.h" |
10274989 AV |
26 | #include <linux/rbtree.h> |
27 | #include "util/symbol.h" | |
10274989 AV |
28 | #include "util/callchain.h" |
29 | #include "util/strlist.h" | |
30 | ||
31 | #include "perf.h" | |
32 | #include "util/header.h" | |
33 | #include "util/parse-options.h" | |
34 | #include "util/parse-events.h" | |
5cbd0805 | 35 | #include "util/event.h" |
301a0b02 | 36 | #include "util/session.h" |
10274989 | 37 | #include "util/svghelper.h" |
45694aa7 | 38 | #include "util/tool.h" |
f5fc1412 | 39 | #include "util/data.h" |
84f5d36f | 40 | #include "util/debug.h" |
10274989 | 41 | |
20c457b8 TR |
42 | #define SUPPORT_OLD_POWER_EVENTS 1 |
43 | #define PWR_EVENT_EXIT -1 | |
44 | ||
5e22f6d2 | 45 | struct per_pid; |
66cc3ada | 46 | struct power_event; |
436b0da0 | 47 | struct wake_event; |
5e22f6d2 | 48 | |
985b12e6 ACM |
49 | struct timechart { |
50 | struct perf_tool tool; | |
5e22f6d2 | 51 | struct per_pid *all_data; |
66cc3ada | 52 | struct power_event *power_events; |
436b0da0 | 53 | struct wake_event *wake_events; |
985b12e6 ACM |
54 | int proc_num; |
55 | unsigned int numcpus; | |
56 | u64 min_freq, /* Lowest CPU frequency seen */ | |
57 | max_freq, /* Highest CPU frequency seen */ | |
58 | turbo_frequency, | |
59 | first_time, last_time; | |
60 | bool power_only, | |
61 | tasks_only, | |
c5079997 SF |
62 | with_backtrace, |
63 | topology; | |
b97b59b9 SF |
64 | /* IO related settings */ |
65 | u64 io_events; | |
d243144a SF |
66 | bool io_only, |
67 | skip_eagain; | |
68 | u64 min_time, | |
69 | merge_dist; | |
44f7e432 | 70 | bool force; |
985b12e6 | 71 | }; |
10274989 | 72 | |
10274989 | 73 | struct per_pidcomm; |
10274989 | 74 | struct cpu_sample; |
b97b59b9 | 75 | struct io_sample; |
10274989 AV |
76 | |
77 | /* | |
78 | * Datastructure layout: | |
79 | * We keep an list of "pid"s, matching the kernels notion of a task struct. | |
80 | * Each "pid" entry, has a list of "comm"s. | |
81 | * this is because we want to track different programs different, while | |
82 | * exec will reuse the original pid (by design). | |
83 | * Each comm has a list of samples that will be used to draw | |
84 | * final graph. | |
85 | */ | |
86 | ||
87 | struct per_pid { | |
88 | struct per_pid *next; | |
89 | ||
90 | int pid; | |
91 | int ppid; | |
92 | ||
93 | u64 start_time; | |
94 | u64 end_time; | |
95 | u64 total_time; | |
b97b59b9 | 96 | u64 total_bytes; |
10274989 AV |
97 | int display; |
98 | ||
99 | struct per_pidcomm *all; | |
100 | struct per_pidcomm *current; | |
10274989 AV |
101 | }; |
102 | ||
103 | ||
104 | struct per_pidcomm { | |
105 | struct per_pidcomm *next; | |
106 | ||
107 | u64 start_time; | |
108 | u64 end_time; | |
109 | u64 total_time; | |
b97b59b9 SF |
110 | u64 max_bytes; |
111 | u64 total_bytes; | |
10274989 AV |
112 | |
113 | int Y; | |
114 | int display; | |
115 | ||
116 | long state; | |
117 | u64 state_since; | |
118 | ||
119 | char *comm; | |
120 | ||
121 | struct cpu_sample *samples; | |
b97b59b9 | 122 | struct io_sample *io_samples; |
10274989 AV |
123 | }; |
124 | ||
125 | struct sample_wrapper { | |
126 | struct sample_wrapper *next; | |
127 | ||
128 | u64 timestamp; | |
129 | unsigned char data[0]; | |
130 | }; | |
131 | ||
132 | #define TYPE_NONE 0 | |
133 | #define TYPE_RUNNING 1 | |
134 | #define TYPE_WAITING 2 | |
135 | #define TYPE_BLOCKED 3 | |
136 | ||
137 | struct cpu_sample { | |
138 | struct cpu_sample *next; | |
139 | ||
140 | u64 start_time; | |
141 | u64 end_time; | |
142 | int type; | |
143 | int cpu; | |
6f8d67fa | 144 | const char *backtrace; |
10274989 AV |
145 | }; |
146 | ||
b97b59b9 SF |
147 | enum { |
148 | IOTYPE_READ, | |
149 | IOTYPE_WRITE, | |
150 | IOTYPE_SYNC, | |
151 | IOTYPE_TX, | |
152 | IOTYPE_RX, | |
153 | IOTYPE_POLL, | |
154 | }; | |
155 | ||
156 | struct io_sample { | |
157 | struct io_sample *next; | |
158 | ||
159 | u64 start_time; | |
160 | u64 end_time; | |
161 | u64 bytes; | |
162 | int type; | |
163 | int fd; | |
164 | int err; | |
165 | int merges; | |
166 | }; | |
167 | ||
10274989 AV |
168 | #define CSTATE 1 |
169 | #define PSTATE 2 | |
170 | ||
171 | struct power_event { | |
172 | struct power_event *next; | |
173 | int type; | |
174 | int state; | |
175 | u64 start_time; | |
176 | u64 end_time; | |
177 | int cpu; | |
178 | }; | |
179 | ||
180 | struct wake_event { | |
181 | struct wake_event *next; | |
182 | int waker; | |
183 | int wakee; | |
184 | u64 time; | |
6f8d67fa | 185 | const char *backtrace; |
10274989 AV |
186 | }; |
187 | ||
bbe2987b | 188 | struct process_filter { |
5cbd0805 LZ |
189 | char *name; |
190 | int pid; | |
191 | struct process_filter *next; | |
bbe2987b AV |
192 | }; |
193 | ||
194 | static struct process_filter *process_filter; | |
195 | ||
196 | ||
5e22f6d2 | 197 | static struct per_pid *find_create_pid(struct timechart *tchart, int pid) |
10274989 | 198 | { |
5e22f6d2 | 199 | struct per_pid *cursor = tchart->all_data; |
10274989 AV |
200 | |
201 | while (cursor) { | |
202 | if (cursor->pid == pid) | |
203 | return cursor; | |
204 | cursor = cursor->next; | |
205 | } | |
e0dcd6fb | 206 | cursor = zalloc(sizeof(*cursor)); |
10274989 | 207 | assert(cursor != NULL); |
10274989 | 208 | cursor->pid = pid; |
5e22f6d2 ACM |
209 | cursor->next = tchart->all_data; |
210 | tchart->all_data = cursor; | |
10274989 AV |
211 | return cursor; |
212 | } | |
213 | ||
5e22f6d2 | 214 | static void pid_set_comm(struct timechart *tchart, int pid, char *comm) |
10274989 AV |
215 | { |
216 | struct per_pid *p; | |
217 | struct per_pidcomm *c; | |
5e22f6d2 | 218 | p = find_create_pid(tchart, pid); |
10274989 AV |
219 | c = p->all; |
220 | while (c) { | |
221 | if (c->comm && strcmp(c->comm, comm) == 0) { | |
222 | p->current = c; | |
223 | return; | |
224 | } | |
225 | if (!c->comm) { | |
226 | c->comm = strdup(comm); | |
227 | p->current = c; | |
228 | return; | |
229 | } | |
230 | c = c->next; | |
231 | } | |
e0dcd6fb | 232 | c = zalloc(sizeof(*c)); |
10274989 | 233 | assert(c != NULL); |
10274989 AV |
234 | c->comm = strdup(comm); |
235 | p->current = c; | |
236 | c->next = p->all; | |
237 | p->all = c; | |
238 | } | |
239 | ||
5e22f6d2 | 240 | static void pid_fork(struct timechart *tchart, int pid, int ppid, u64 timestamp) |
10274989 AV |
241 | { |
242 | struct per_pid *p, *pp; | |
5e22f6d2 ACM |
243 | p = find_create_pid(tchart, pid); |
244 | pp = find_create_pid(tchart, ppid); | |
10274989 AV |
245 | p->ppid = ppid; |
246 | if (pp->current && pp->current->comm && !p->current) | |
5e22f6d2 | 247 | pid_set_comm(tchart, pid, pp->current->comm); |
10274989 AV |
248 | |
249 | p->start_time = timestamp; | |
962e310a | 250 | if (p->current && !p->current->start_time) { |
10274989 AV |
251 | p->current->start_time = timestamp; |
252 | p->current->state_since = timestamp; | |
253 | } | |
254 | } | |
255 | ||
5e22f6d2 | 256 | static void pid_exit(struct timechart *tchart, int pid, u64 timestamp) |
10274989 AV |
257 | { |
258 | struct per_pid *p; | |
5e22f6d2 | 259 | p = find_create_pid(tchart, pid); |
10274989 AV |
260 | p->end_time = timestamp; |
261 | if (p->current) | |
262 | p->current->end_time = timestamp; | |
263 | } | |
264 | ||
5e22f6d2 ACM |
265 | static void pid_put_sample(struct timechart *tchart, int pid, int type, |
266 | unsigned int cpu, u64 start, u64 end, | |
267 | const char *backtrace) | |
10274989 AV |
268 | { |
269 | struct per_pid *p; | |
270 | struct per_pidcomm *c; | |
271 | struct cpu_sample *sample; | |
272 | ||
5e22f6d2 | 273 | p = find_create_pid(tchart, pid); |
10274989 AV |
274 | c = p->current; |
275 | if (!c) { | |
e0dcd6fb | 276 | c = zalloc(sizeof(*c)); |
10274989 | 277 | assert(c != NULL); |
10274989 AV |
278 | p->current = c; |
279 | c->next = p->all; | |
280 | p->all = c; | |
281 | } | |
282 | ||
e0dcd6fb | 283 | sample = zalloc(sizeof(*sample)); |
10274989 | 284 | assert(sample != NULL); |
10274989 AV |
285 | sample->start_time = start; |
286 | sample->end_time = end; | |
287 | sample->type = type; | |
288 | sample->next = c->samples; | |
289 | sample->cpu = cpu; | |
6f8d67fa | 290 | sample->backtrace = backtrace; |
10274989 AV |
291 | c->samples = sample; |
292 | ||
293 | if (sample->type == TYPE_RUNNING && end > start && start > 0) { | |
294 | c->total_time += (end-start); | |
295 | p->total_time += (end-start); | |
296 | } | |
297 | ||
298 | if (c->start_time == 0 || c->start_time > start) | |
299 | c->start_time = start; | |
300 | if (p->start_time == 0 || p->start_time > start) | |
301 | p->start_time = start; | |
10274989 AV |
302 | } |
303 | ||
304 | #define MAX_CPUS 4096 | |
305 | ||
306 | static u64 cpus_cstate_start_times[MAX_CPUS]; | |
307 | static int cpus_cstate_state[MAX_CPUS]; | |
308 | static u64 cpus_pstate_start_times[MAX_CPUS]; | |
309 | static u64 cpus_pstate_state[MAX_CPUS]; | |
310 | ||
5e22f6d2 | 311 | static int process_comm_event(struct perf_tool *tool, |
d20deb64 | 312 | union perf_event *event, |
1d037ca1 IT |
313 | struct perf_sample *sample __maybe_unused, |
314 | struct machine *machine __maybe_unused) | |
10274989 | 315 | { |
5e22f6d2 ACM |
316 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
317 | pid_set_comm(tchart, event->comm.tid, event->comm.comm); | |
10274989 AV |
318 | return 0; |
319 | } | |
d8f66248 | 320 | |
5e22f6d2 | 321 | static int process_fork_event(struct perf_tool *tool, |
d20deb64 | 322 | union perf_event *event, |
1d037ca1 IT |
323 | struct perf_sample *sample __maybe_unused, |
324 | struct machine *machine __maybe_unused) | |
10274989 | 325 | { |
5e22f6d2 ACM |
326 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
327 | pid_fork(tchart, event->fork.pid, event->fork.ppid, event->fork.time); | |
10274989 AV |
328 | return 0; |
329 | } | |
330 | ||
5e22f6d2 | 331 | static int process_exit_event(struct perf_tool *tool, |
d20deb64 | 332 | union perf_event *event, |
1d037ca1 IT |
333 | struct perf_sample *sample __maybe_unused, |
334 | struct machine *machine __maybe_unused) | |
10274989 | 335 | { |
5e22f6d2 ACM |
336 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
337 | pid_exit(tchart, event->fork.pid, event->fork.time); | |
10274989 AV |
338 | return 0; |
339 | } | |
340 | ||
20c457b8 TR |
341 | #ifdef SUPPORT_OLD_POWER_EVENTS |
342 | static int use_old_power_events; | |
20c457b8 TR |
343 | #endif |
344 | ||
10274989 AV |
345 | static void c_state_start(int cpu, u64 timestamp, int state) |
346 | { | |
347 | cpus_cstate_start_times[cpu] = timestamp; | |
348 | cpus_cstate_state[cpu] = state; | |
349 | } | |
350 | ||
66cc3ada | 351 | static void c_state_end(struct timechart *tchart, int cpu, u64 timestamp) |
10274989 | 352 | { |
e0dcd6fb ACM |
353 | struct power_event *pwr = zalloc(sizeof(*pwr)); |
354 | ||
10274989 AV |
355 | if (!pwr) |
356 | return; | |
10274989 AV |
357 | |
358 | pwr->state = cpus_cstate_state[cpu]; | |
359 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
360 | pwr->end_time = timestamp; | |
361 | pwr->cpu = cpu; | |
362 | pwr->type = CSTATE; | |
66cc3ada | 363 | pwr->next = tchart->power_events; |
10274989 | 364 | |
66cc3ada | 365 | tchart->power_events = pwr; |
10274989 AV |
366 | } |
367 | ||
985b12e6 | 368 | static void p_state_change(struct timechart *tchart, int cpu, u64 timestamp, u64 new_freq) |
10274989 AV |
369 | { |
370 | struct power_event *pwr; | |
10274989 AV |
371 | |
372 | if (new_freq > 8000000) /* detect invalid data */ | |
373 | return; | |
374 | ||
e0dcd6fb | 375 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
376 | if (!pwr) |
377 | return; | |
10274989 AV |
378 | |
379 | pwr->state = cpus_pstate_state[cpu]; | |
380 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
381 | pwr->end_time = timestamp; | |
382 | pwr->cpu = cpu; | |
383 | pwr->type = PSTATE; | |
66cc3ada | 384 | pwr->next = tchart->power_events; |
10274989 AV |
385 | |
386 | if (!pwr->start_time) | |
985b12e6 | 387 | pwr->start_time = tchart->first_time; |
10274989 | 388 | |
66cc3ada | 389 | tchart->power_events = pwr; |
10274989 AV |
390 | |
391 | cpus_pstate_state[cpu] = new_freq; | |
392 | cpus_pstate_start_times[cpu] = timestamp; | |
393 | ||
985b12e6 ACM |
394 | if ((u64)new_freq > tchart->max_freq) |
395 | tchart->max_freq = new_freq; | |
10274989 | 396 | |
985b12e6 ACM |
397 | if (new_freq < tchart->min_freq || tchart->min_freq == 0) |
398 | tchart->min_freq = new_freq; | |
10274989 | 399 | |
985b12e6 ACM |
400 | if (new_freq == tchart->max_freq - 1000) |
401 | tchart->turbo_frequency = tchart->max_freq; | |
10274989 AV |
402 | } |
403 | ||
5e22f6d2 ACM |
404 | static void sched_wakeup(struct timechart *tchart, int cpu, u64 timestamp, |
405 | int waker, int wakee, u8 flags, const char *backtrace) | |
10274989 | 406 | { |
10274989 | 407 | struct per_pid *p; |
e0dcd6fb | 408 | struct wake_event *we = zalloc(sizeof(*we)); |
10274989 | 409 | |
10274989 AV |
410 | if (!we) |
411 | return; | |
412 | ||
10274989 | 413 | we->time = timestamp; |
3ed0d21e | 414 | we->waker = waker; |
6f8d67fa | 415 | we->backtrace = backtrace; |
10274989 | 416 | |
3ed0d21e | 417 | if ((flags & TRACE_FLAG_HARDIRQ) || (flags & TRACE_FLAG_SOFTIRQ)) |
10274989 AV |
418 | we->waker = -1; |
419 | ||
3ed0d21e | 420 | we->wakee = wakee; |
436b0da0 ACM |
421 | we->next = tchart->wake_events; |
422 | tchart->wake_events = we; | |
5e22f6d2 | 423 | p = find_create_pid(tchart, we->wakee); |
10274989 AV |
424 | |
425 | if (p && p->current && p->current->state == TYPE_NONE) { | |
426 | p->current->state_since = timestamp; | |
427 | p->current->state = TYPE_WAITING; | |
428 | } | |
429 | if (p && p->current && p->current->state == TYPE_BLOCKED) { | |
5e22f6d2 | 430 | pid_put_sample(tchart, p->pid, p->current->state, cpu, |
6f8d67fa | 431 | p->current->state_since, timestamp, NULL); |
10274989 AV |
432 | p->current->state_since = timestamp; |
433 | p->current->state = TYPE_WAITING; | |
434 | } | |
435 | } | |
436 | ||
5e22f6d2 ACM |
437 | static void sched_switch(struct timechart *tchart, int cpu, u64 timestamp, |
438 | int prev_pid, int next_pid, u64 prev_state, | |
439 | const char *backtrace) | |
10274989 AV |
440 | { |
441 | struct per_pid *p = NULL, *prev_p; | |
10274989 | 442 | |
5e22f6d2 | 443 | prev_p = find_create_pid(tchart, prev_pid); |
10274989 | 444 | |
5e22f6d2 | 445 | p = find_create_pid(tchart, next_pid); |
10274989 AV |
446 | |
447 | if (prev_p->current && prev_p->current->state != TYPE_NONE) | |
5e22f6d2 | 448 | pid_put_sample(tchart, prev_pid, TYPE_RUNNING, cpu, |
6f8d67fa SF |
449 | prev_p->current->state_since, timestamp, |
450 | backtrace); | |
10274989 AV |
451 | if (p && p->current) { |
452 | if (p->current->state != TYPE_NONE) | |
5e22f6d2 | 453 | pid_put_sample(tchart, next_pid, p->current->state, cpu, |
6f8d67fa SF |
454 | p->current->state_since, timestamp, |
455 | backtrace); | |
10274989 | 456 | |
33e26a1b JL |
457 | p->current->state_since = timestamp; |
458 | p->current->state = TYPE_RUNNING; | |
10274989 AV |
459 | } |
460 | ||
461 | if (prev_p->current) { | |
462 | prev_p->current->state = TYPE_NONE; | |
463 | prev_p->current->state_since = timestamp; | |
3ed0d21e | 464 | if (prev_state & 2) |
10274989 | 465 | prev_p->current->state = TYPE_BLOCKED; |
3ed0d21e | 466 | if (prev_state == 0) |
10274989 AV |
467 | prev_p->current->state = TYPE_WAITING; |
468 | } | |
469 | } | |
470 | ||
6f8d67fa SF |
471 | static const char *cat_backtrace(union perf_event *event, |
472 | struct perf_sample *sample, | |
473 | struct machine *machine) | |
474 | { | |
475 | struct addr_location al; | |
476 | unsigned int i; | |
477 | char *p = NULL; | |
478 | size_t p_len; | |
479 | u8 cpumode = PERF_RECORD_MISC_USER; | |
480 | struct addr_location tal; | |
481 | struct ip_callchain *chain = sample->callchain; | |
482 | FILE *f = open_memstream(&p, &p_len); | |
483 | ||
484 | if (!f) { | |
485 | perror("open_memstream error"); | |
486 | return NULL; | |
487 | } | |
488 | ||
489 | if (!chain) | |
490 | goto exit; | |
491 | ||
492 | if (perf_event__preprocess_sample(event, machine, &al, sample) < 0) { | |
493 | fprintf(stderr, "problem processing %d event, skipping it.\n", | |
494 | event->header.type); | |
495 | goto exit; | |
496 | } | |
497 | ||
498 | for (i = 0; i < chain->nr; i++) { | |
499 | u64 ip; | |
500 | ||
501 | if (callchain_param.order == ORDER_CALLEE) | |
502 | ip = chain->ips[i]; | |
503 | else | |
504 | ip = chain->ips[chain->nr - i - 1]; | |
505 | ||
506 | if (ip >= PERF_CONTEXT_MAX) { | |
507 | switch (ip) { | |
508 | case PERF_CONTEXT_HV: | |
509 | cpumode = PERF_RECORD_MISC_HYPERVISOR; | |
510 | break; | |
511 | case PERF_CONTEXT_KERNEL: | |
512 | cpumode = PERF_RECORD_MISC_KERNEL; | |
513 | break; | |
514 | case PERF_CONTEXT_USER: | |
515 | cpumode = PERF_RECORD_MISC_USER; | |
516 | break; | |
517 | default: | |
518 | pr_debug("invalid callchain context: " | |
519 | "%"PRId64"\n", (s64) ip); | |
520 | ||
521 | /* | |
522 | * It seems the callchain is corrupted. | |
523 | * Discard all. | |
524 | */ | |
04662523 | 525 | zfree(&p); |
6f8d67fa SF |
526 | goto exit; |
527 | } | |
528 | continue; | |
529 | } | |
530 | ||
b3cef7f6 | 531 | tal.filtered = 0; |
bb871a9c | 532 | thread__find_addr_location(al.thread, cpumode, |
6f8d67fa SF |
533 | MAP__FUNCTION, ip, &tal); |
534 | ||
535 | if (tal.sym) | |
536 | fprintf(f, "..... %016" PRIx64 " %s\n", ip, | |
537 | tal.sym->name); | |
538 | else | |
539 | fprintf(f, "..... %016" PRIx64 "\n", ip); | |
540 | } | |
541 | ||
542 | exit: | |
543 | fclose(f); | |
544 | ||
545 | return p; | |
546 | } | |
547 | ||
985b12e6 ACM |
548 | typedef int (*tracepoint_handler)(struct timechart *tchart, |
549 | struct perf_evsel *evsel, | |
6f8d67fa SF |
550 | struct perf_sample *sample, |
551 | const char *backtrace); | |
10274989 | 552 | |
985b12e6 | 553 | static int process_sample_event(struct perf_tool *tool, |
972ec653 | 554 | union perf_event *event, |
8d50e5b4 | 555 | struct perf_sample *sample, |
e3f42609 | 556 | struct perf_evsel *evsel, |
985b12e6 | 557 | struct machine *machine) |
10274989 | 558 | { |
985b12e6 ACM |
559 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
560 | ||
e3f42609 | 561 | if (evsel->attr.sample_type & PERF_SAMPLE_TIME) { |
985b12e6 ACM |
562 | if (!tchart->first_time || tchart->first_time > sample->time) |
563 | tchart->first_time = sample->time; | |
564 | if (tchart->last_time < sample->time) | |
565 | tchart->last_time = sample->time; | |
10274989 | 566 | } |
180f95e2 | 567 | |
744a9719 ACM |
568 | if (evsel->handler != NULL) { |
569 | tracepoint_handler f = evsel->handler; | |
58b9a18e SF |
570 | return f(tchart, evsel, sample, |
571 | cat_backtrace(event, sample, machine)); | |
5936678e JO |
572 | } |
573 | ||
574 | return 0; | |
575 | } | |
576 | ||
577 | static int | |
985b12e6 ACM |
578 | process_sample_cpu_idle(struct timechart *tchart __maybe_unused, |
579 | struct perf_evsel *evsel, | |
6f8d67fa SF |
580 | struct perf_sample *sample, |
581 | const char *backtrace __maybe_unused) | |
5936678e | 582 | { |
3ed0d21e SF |
583 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
584 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 585 | |
3ed0d21e | 586 | if (state == (u32)PWR_EVENT_EXIT) |
66cc3ada | 587 | c_state_end(tchart, cpu_id, sample->time); |
5936678e | 588 | else |
3ed0d21e | 589 | c_state_start(cpu_id, sample->time, state); |
5936678e JO |
590 | return 0; |
591 | } | |
592 | ||
593 | static int | |
985b12e6 ACM |
594 | process_sample_cpu_frequency(struct timechart *tchart, |
595 | struct perf_evsel *evsel, | |
6f8d67fa SF |
596 | struct perf_sample *sample, |
597 | const char *backtrace __maybe_unused) | |
5936678e | 598 | { |
3ed0d21e SF |
599 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
600 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 601 | |
985b12e6 | 602 | p_state_change(tchart, cpu_id, sample->time, state); |
5936678e JO |
603 | return 0; |
604 | } | |
605 | ||
606 | static int | |
5e22f6d2 | 607 | process_sample_sched_wakeup(struct timechart *tchart, |
985b12e6 | 608 | struct perf_evsel *evsel, |
6f8d67fa SF |
609 | struct perf_sample *sample, |
610 | const char *backtrace) | |
5936678e | 611 | { |
3ed0d21e SF |
612 | u8 flags = perf_evsel__intval(evsel, sample, "common_flags"); |
613 | int waker = perf_evsel__intval(evsel, sample, "common_pid"); | |
614 | int wakee = perf_evsel__intval(evsel, sample, "pid"); | |
5936678e | 615 | |
5e22f6d2 | 616 | sched_wakeup(tchart, sample->cpu, sample->time, waker, wakee, flags, backtrace); |
5936678e JO |
617 | return 0; |
618 | } | |
10274989 | 619 | |
5936678e | 620 | static int |
5e22f6d2 | 621 | process_sample_sched_switch(struct timechart *tchart, |
985b12e6 | 622 | struct perf_evsel *evsel, |
6f8d67fa SF |
623 | struct perf_sample *sample, |
624 | const char *backtrace) | |
5936678e | 625 | { |
3ed0d21e SF |
626 | int prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"); |
627 | int next_pid = perf_evsel__intval(evsel, sample, "next_pid"); | |
628 | u64 prev_state = perf_evsel__intval(evsel, sample, "prev_state"); | |
10274989 | 629 | |
5e22f6d2 ACM |
630 | sched_switch(tchart, sample->cpu, sample->time, prev_pid, next_pid, |
631 | prev_state, backtrace); | |
5936678e JO |
632 | return 0; |
633 | } | |
20c457b8 TR |
634 | |
635 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
5936678e | 636 | static int |
985b12e6 ACM |
637 | process_sample_power_start(struct timechart *tchart __maybe_unused, |
638 | struct perf_evsel *evsel, | |
6f8d67fa SF |
639 | struct perf_sample *sample, |
640 | const char *backtrace __maybe_unused) | |
5936678e | 641 | { |
3ed0d21e SF |
642 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
643 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 644 | |
3ed0d21e | 645 | c_state_start(cpu_id, sample->time, value); |
5936678e JO |
646 | return 0; |
647 | } | |
648 | ||
649 | static int | |
66cc3ada | 650 | process_sample_power_end(struct timechart *tchart, |
985b12e6 | 651 | struct perf_evsel *evsel __maybe_unused, |
6f8d67fa SF |
652 | struct perf_sample *sample, |
653 | const char *backtrace __maybe_unused) | |
5936678e | 654 | { |
66cc3ada | 655 | c_state_end(tchart, sample->cpu, sample->time); |
5936678e JO |
656 | return 0; |
657 | } | |
658 | ||
659 | static int | |
985b12e6 ACM |
660 | process_sample_power_frequency(struct timechart *tchart, |
661 | struct perf_evsel *evsel, | |
6f8d67fa SF |
662 | struct perf_sample *sample, |
663 | const char *backtrace __maybe_unused) | |
5936678e | 664 | { |
3ed0d21e SF |
665 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
666 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 667 | |
985b12e6 | 668 | p_state_change(tchart, cpu_id, sample->time, value); |
10274989 AV |
669 | return 0; |
670 | } | |
5936678e | 671 | #endif /* SUPPORT_OLD_POWER_EVENTS */ |
10274989 AV |
672 | |
673 | /* | |
674 | * After the last sample we need to wrap up the current C/P state | |
675 | * and close out each CPU for these. | |
676 | */ | |
985b12e6 | 677 | static void end_sample_processing(struct timechart *tchart) |
10274989 AV |
678 | { |
679 | u64 cpu; | |
680 | struct power_event *pwr; | |
681 | ||
985b12e6 | 682 | for (cpu = 0; cpu <= tchart->numcpus; cpu++) { |
e0dcd6fb ACM |
683 | /* C state */ |
684 | #if 0 | |
685 | pwr = zalloc(sizeof(*pwr)); | |
10274989 AV |
686 | if (!pwr) |
687 | return; | |
10274989 | 688 | |
10274989 AV |
689 | pwr->state = cpus_cstate_state[cpu]; |
690 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
985b12e6 | 691 | pwr->end_time = tchart->last_time; |
10274989 AV |
692 | pwr->cpu = cpu; |
693 | pwr->type = CSTATE; | |
66cc3ada | 694 | pwr->next = tchart->power_events; |
10274989 | 695 | |
66cc3ada | 696 | tchart->power_events = pwr; |
10274989 AV |
697 | #endif |
698 | /* P state */ | |
699 | ||
e0dcd6fb | 700 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
701 | if (!pwr) |
702 | return; | |
10274989 AV |
703 | |
704 | pwr->state = cpus_pstate_state[cpu]; | |
705 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
985b12e6 | 706 | pwr->end_time = tchart->last_time; |
10274989 AV |
707 | pwr->cpu = cpu; |
708 | pwr->type = PSTATE; | |
66cc3ada | 709 | pwr->next = tchart->power_events; |
10274989 AV |
710 | |
711 | if (!pwr->start_time) | |
985b12e6 | 712 | pwr->start_time = tchart->first_time; |
10274989 | 713 | if (!pwr->state) |
985b12e6 | 714 | pwr->state = tchart->min_freq; |
66cc3ada | 715 | tchart->power_events = pwr; |
10274989 AV |
716 | } |
717 | } | |
718 | ||
b97b59b9 SF |
719 | static int pid_begin_io_sample(struct timechart *tchart, int pid, int type, |
720 | u64 start, int fd) | |
721 | { | |
722 | struct per_pid *p = find_create_pid(tchart, pid); | |
723 | struct per_pidcomm *c = p->current; | |
724 | struct io_sample *sample; | |
725 | struct io_sample *prev; | |
726 | ||
727 | if (!c) { | |
728 | c = zalloc(sizeof(*c)); | |
729 | if (!c) | |
730 | return -ENOMEM; | |
731 | p->current = c; | |
732 | c->next = p->all; | |
733 | p->all = c; | |
734 | } | |
735 | ||
736 | prev = c->io_samples; | |
737 | ||
738 | if (prev && prev->start_time && !prev->end_time) { | |
739 | pr_warning("Skip invalid start event: " | |
740 | "previous event already started!\n"); | |
741 | ||
742 | /* remove previous event that has been started, | |
743 | * we are not sure we will ever get an end for it */ | |
744 | c->io_samples = prev->next; | |
745 | free(prev); | |
746 | return 0; | |
747 | } | |
748 | ||
749 | sample = zalloc(sizeof(*sample)); | |
750 | if (!sample) | |
751 | return -ENOMEM; | |
752 | sample->start_time = start; | |
753 | sample->type = type; | |
754 | sample->fd = fd; | |
755 | sample->next = c->io_samples; | |
756 | c->io_samples = sample; | |
757 | ||
758 | if (c->start_time == 0 || c->start_time > start) | |
759 | c->start_time = start; | |
760 | ||
761 | return 0; | |
762 | } | |
763 | ||
764 | static int pid_end_io_sample(struct timechart *tchart, int pid, int type, | |
765 | u64 end, long ret) | |
766 | { | |
767 | struct per_pid *p = find_create_pid(tchart, pid); | |
768 | struct per_pidcomm *c = p->current; | |
d243144a | 769 | struct io_sample *sample, *prev; |
b97b59b9 SF |
770 | |
771 | if (!c) { | |
772 | pr_warning("Invalid pidcomm!\n"); | |
773 | return -1; | |
774 | } | |
775 | ||
776 | sample = c->io_samples; | |
777 | ||
778 | if (!sample) /* skip partially captured events */ | |
779 | return 0; | |
780 | ||
781 | if (sample->end_time) { | |
782 | pr_warning("Skip invalid end event: " | |
783 | "previous event already ended!\n"); | |
784 | return 0; | |
785 | } | |
786 | ||
787 | if (sample->type != type) { | |
788 | pr_warning("Skip invalid end event: invalid event type!\n"); | |
789 | return 0; | |
790 | } | |
791 | ||
792 | sample->end_time = end; | |
d243144a SF |
793 | prev = sample->next; |
794 | ||
795 | /* we want to be able to see small and fast transfers, so make them | |
796 | * at least min_time long, but don't overlap them */ | |
797 | if (sample->end_time - sample->start_time < tchart->min_time) | |
798 | sample->end_time = sample->start_time + tchart->min_time; | |
799 | if (prev && sample->start_time < prev->end_time) { | |
800 | if (prev->err) /* try to make errors more visible */ | |
801 | sample->start_time = prev->end_time; | |
802 | else | |
803 | prev->end_time = sample->start_time; | |
804 | } | |
b97b59b9 SF |
805 | |
806 | if (ret < 0) { | |
807 | sample->err = ret; | |
808 | } else if (type == IOTYPE_READ || type == IOTYPE_WRITE || | |
809 | type == IOTYPE_TX || type == IOTYPE_RX) { | |
810 | ||
811 | if ((u64)ret > c->max_bytes) | |
812 | c->max_bytes = ret; | |
813 | ||
814 | c->total_bytes += ret; | |
815 | p->total_bytes += ret; | |
816 | sample->bytes = ret; | |
817 | } | |
818 | ||
d243144a SF |
819 | /* merge two requests to make svg smaller and render-friendly */ |
820 | if (prev && | |
821 | prev->type == sample->type && | |
822 | prev->err == sample->err && | |
823 | prev->fd == sample->fd && | |
824 | prev->end_time + tchart->merge_dist >= sample->start_time) { | |
825 | ||
826 | sample->bytes += prev->bytes; | |
827 | sample->merges += prev->merges + 1; | |
828 | ||
829 | sample->start_time = prev->start_time; | |
830 | sample->next = prev->next; | |
831 | free(prev); | |
832 | ||
833 | if (!sample->err && sample->bytes > c->max_bytes) | |
834 | c->max_bytes = sample->bytes; | |
835 | } | |
836 | ||
b97b59b9 SF |
837 | tchart->io_events++; |
838 | ||
839 | return 0; | |
840 | } | |
841 | ||
842 | static int | |
843 | process_enter_read(struct timechart *tchart, | |
844 | struct perf_evsel *evsel, | |
845 | struct perf_sample *sample) | |
846 | { | |
847 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
848 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_READ, | |
849 | sample->time, fd); | |
850 | } | |
851 | ||
852 | static int | |
853 | process_exit_read(struct timechart *tchart, | |
854 | struct perf_evsel *evsel, | |
855 | struct perf_sample *sample) | |
856 | { | |
857 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
858 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_READ, | |
859 | sample->time, ret); | |
860 | } | |
861 | ||
862 | static int | |
863 | process_enter_write(struct timechart *tchart, | |
864 | struct perf_evsel *evsel, | |
865 | struct perf_sample *sample) | |
866 | { | |
867 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
868 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
869 | sample->time, fd); | |
870 | } | |
871 | ||
872 | static int | |
873 | process_exit_write(struct timechart *tchart, | |
874 | struct perf_evsel *evsel, | |
875 | struct perf_sample *sample) | |
876 | { | |
877 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
878 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
879 | sample->time, ret); | |
880 | } | |
881 | ||
882 | static int | |
883 | process_enter_sync(struct timechart *tchart, | |
884 | struct perf_evsel *evsel, | |
885 | struct perf_sample *sample) | |
886 | { | |
887 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
888 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
889 | sample->time, fd); | |
890 | } | |
891 | ||
892 | static int | |
893 | process_exit_sync(struct timechart *tchart, | |
894 | struct perf_evsel *evsel, | |
895 | struct perf_sample *sample) | |
896 | { | |
897 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
898 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
899 | sample->time, ret); | |
900 | } | |
901 | ||
902 | static int | |
903 | process_enter_tx(struct timechart *tchart, | |
904 | struct perf_evsel *evsel, | |
905 | struct perf_sample *sample) | |
906 | { | |
907 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
908 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_TX, | |
909 | sample->time, fd); | |
910 | } | |
911 | ||
912 | static int | |
913 | process_exit_tx(struct timechart *tchart, | |
914 | struct perf_evsel *evsel, | |
915 | struct perf_sample *sample) | |
916 | { | |
917 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
918 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_TX, | |
919 | sample->time, ret); | |
920 | } | |
921 | ||
922 | static int | |
923 | process_enter_rx(struct timechart *tchart, | |
924 | struct perf_evsel *evsel, | |
925 | struct perf_sample *sample) | |
926 | { | |
927 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
928 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_RX, | |
929 | sample->time, fd); | |
930 | } | |
931 | ||
932 | static int | |
933 | process_exit_rx(struct timechart *tchart, | |
934 | struct perf_evsel *evsel, | |
935 | struct perf_sample *sample) | |
936 | { | |
937 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
938 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_RX, | |
939 | sample->time, ret); | |
940 | } | |
941 | ||
942 | static int | |
943 | process_enter_poll(struct timechart *tchart, | |
944 | struct perf_evsel *evsel, | |
945 | struct perf_sample *sample) | |
946 | { | |
947 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
948 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
949 | sample->time, fd); | |
950 | } | |
951 | ||
952 | static int | |
953 | process_exit_poll(struct timechart *tchart, | |
954 | struct perf_evsel *evsel, | |
955 | struct perf_sample *sample) | |
956 | { | |
957 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
958 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
959 | sample->time, ret); | |
960 | } | |
961 | ||
10274989 AV |
962 | /* |
963 | * Sort the pid datastructure | |
964 | */ | |
5e22f6d2 | 965 | static void sort_pids(struct timechart *tchart) |
10274989 AV |
966 | { |
967 | struct per_pid *new_list, *p, *cursor, *prev; | |
968 | /* sort by ppid first, then by pid, lowest to highest */ | |
969 | ||
970 | new_list = NULL; | |
971 | ||
5e22f6d2 ACM |
972 | while (tchart->all_data) { |
973 | p = tchart->all_data; | |
974 | tchart->all_data = p->next; | |
10274989 AV |
975 | p->next = NULL; |
976 | ||
977 | if (new_list == NULL) { | |
978 | new_list = p; | |
979 | p->next = NULL; | |
980 | continue; | |
981 | } | |
982 | prev = NULL; | |
983 | cursor = new_list; | |
984 | while (cursor) { | |
985 | if (cursor->ppid > p->ppid || | |
986 | (cursor->ppid == p->ppid && cursor->pid > p->pid)) { | |
987 | /* must insert before */ | |
988 | if (prev) { | |
989 | p->next = prev->next; | |
990 | prev->next = p; | |
991 | cursor = NULL; | |
992 | continue; | |
993 | } else { | |
994 | p->next = new_list; | |
995 | new_list = p; | |
996 | cursor = NULL; | |
997 | continue; | |
998 | } | |
999 | } | |
1000 | ||
1001 | prev = cursor; | |
1002 | cursor = cursor->next; | |
1003 | if (!cursor) | |
1004 | prev->next = p; | |
1005 | } | |
1006 | } | |
5e22f6d2 | 1007 | tchart->all_data = new_list; |
10274989 AV |
1008 | } |
1009 | ||
1010 | ||
985b12e6 | 1011 | static void draw_c_p_states(struct timechart *tchart) |
10274989 AV |
1012 | { |
1013 | struct power_event *pwr; | |
66cc3ada | 1014 | pwr = tchart->power_events; |
10274989 AV |
1015 | |
1016 | /* | |
1017 | * two pass drawing so that the P state bars are on top of the C state blocks | |
1018 | */ | |
1019 | while (pwr) { | |
1020 | if (pwr->type == CSTATE) | |
1021 | svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); | |
1022 | pwr = pwr->next; | |
1023 | } | |
1024 | ||
66cc3ada | 1025 | pwr = tchart->power_events; |
10274989 AV |
1026 | while (pwr) { |
1027 | if (pwr->type == PSTATE) { | |
1028 | if (!pwr->state) | |
985b12e6 | 1029 | pwr->state = tchart->min_freq; |
10274989 AV |
1030 | svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); |
1031 | } | |
1032 | pwr = pwr->next; | |
1033 | } | |
1034 | } | |
1035 | ||
5e22f6d2 | 1036 | static void draw_wakeups(struct timechart *tchart) |
10274989 AV |
1037 | { |
1038 | struct wake_event *we; | |
1039 | struct per_pid *p; | |
1040 | struct per_pidcomm *c; | |
1041 | ||
436b0da0 | 1042 | we = tchart->wake_events; |
10274989 AV |
1043 | while (we) { |
1044 | int from = 0, to = 0; | |
4f1202c8 | 1045 | char *task_from = NULL, *task_to = NULL; |
10274989 AV |
1046 | |
1047 | /* locate the column of the waker and wakee */ | |
5e22f6d2 | 1048 | p = tchart->all_data; |
10274989 AV |
1049 | while (p) { |
1050 | if (p->pid == we->waker || p->pid == we->wakee) { | |
1051 | c = p->all; | |
1052 | while (c) { | |
1053 | if (c->Y && c->start_time <= we->time && c->end_time >= we->time) { | |
bbe2987b | 1054 | if (p->pid == we->waker && !from) { |
10274989 | 1055 | from = c->Y; |
3bc2a39c | 1056 | task_from = strdup(c->comm); |
4f1202c8 | 1057 | } |
bbe2987b | 1058 | if (p->pid == we->wakee && !to) { |
10274989 | 1059 | to = c->Y; |
3bc2a39c | 1060 | task_to = strdup(c->comm); |
4f1202c8 | 1061 | } |
10274989 AV |
1062 | } |
1063 | c = c->next; | |
1064 | } | |
3bc2a39c AV |
1065 | c = p->all; |
1066 | while (c) { | |
1067 | if (p->pid == we->waker && !from) { | |
1068 | from = c->Y; | |
1069 | task_from = strdup(c->comm); | |
1070 | } | |
1071 | if (p->pid == we->wakee && !to) { | |
1072 | to = c->Y; | |
1073 | task_to = strdup(c->comm); | |
1074 | } | |
1075 | c = c->next; | |
1076 | } | |
10274989 AV |
1077 | } |
1078 | p = p->next; | |
1079 | } | |
1080 | ||
3bc2a39c AV |
1081 | if (!task_from) { |
1082 | task_from = malloc(40); | |
1083 | sprintf(task_from, "[%i]", we->waker); | |
1084 | } | |
1085 | if (!task_to) { | |
1086 | task_to = malloc(40); | |
1087 | sprintf(task_to, "[%i]", we->wakee); | |
1088 | } | |
1089 | ||
10274989 | 1090 | if (we->waker == -1) |
6f8d67fa | 1091 | svg_interrupt(we->time, to, we->backtrace); |
10274989 | 1092 | else if (from && to && abs(from - to) == 1) |
6f8d67fa | 1093 | svg_wakeline(we->time, from, to, we->backtrace); |
10274989 | 1094 | else |
6f8d67fa SF |
1095 | svg_partial_wakeline(we->time, from, task_from, to, |
1096 | task_to, we->backtrace); | |
10274989 | 1097 | we = we->next; |
3bc2a39c AV |
1098 | |
1099 | free(task_from); | |
1100 | free(task_to); | |
10274989 AV |
1101 | } |
1102 | } | |
1103 | ||
5e22f6d2 | 1104 | static void draw_cpu_usage(struct timechart *tchart) |
10274989 AV |
1105 | { |
1106 | struct per_pid *p; | |
1107 | struct per_pidcomm *c; | |
1108 | struct cpu_sample *sample; | |
5e22f6d2 | 1109 | p = tchart->all_data; |
10274989 AV |
1110 | while (p) { |
1111 | c = p->all; | |
1112 | while (c) { | |
1113 | sample = c->samples; | |
1114 | while (sample) { | |
8b6dcca0 SF |
1115 | if (sample->type == TYPE_RUNNING) { |
1116 | svg_process(sample->cpu, | |
1117 | sample->start_time, | |
1118 | sample->end_time, | |
de996228 | 1119 | p->pid, |
8b6dcca0 SF |
1120 | c->comm, |
1121 | sample->backtrace); | |
1122 | } | |
10274989 AV |
1123 | |
1124 | sample = sample->next; | |
1125 | } | |
1126 | c = c->next; | |
1127 | } | |
1128 | p = p->next; | |
1129 | } | |
1130 | } | |
1131 | ||
b97b59b9 SF |
1132 | static void draw_io_bars(struct timechart *tchart) |
1133 | { | |
1134 | const char *suf; | |
1135 | double bytes; | |
1136 | char comm[256]; | |
1137 | struct per_pid *p; | |
1138 | struct per_pidcomm *c; | |
1139 | struct io_sample *sample; | |
1140 | int Y = 1; | |
1141 | ||
1142 | p = tchart->all_data; | |
1143 | while (p) { | |
1144 | c = p->all; | |
1145 | while (c) { | |
1146 | if (!c->display) { | |
1147 | c->Y = 0; | |
1148 | c = c->next; | |
1149 | continue; | |
1150 | } | |
1151 | ||
1152 | svg_box(Y, c->start_time, c->end_time, "process3"); | |
1153 | sample = c->io_samples; | |
1154 | for (sample = c->io_samples; sample; sample = sample->next) { | |
1155 | double h = (double)sample->bytes / c->max_bytes; | |
1156 | ||
d243144a SF |
1157 | if (tchart->skip_eagain && |
1158 | sample->err == -EAGAIN) | |
1159 | continue; | |
1160 | ||
b97b59b9 SF |
1161 | if (sample->err) |
1162 | h = 1; | |
1163 | ||
1164 | if (sample->type == IOTYPE_SYNC) | |
1165 | svg_fbox(Y, | |
1166 | sample->start_time, | |
1167 | sample->end_time, | |
1168 | 1, | |
1169 | sample->err ? "error" : "sync", | |
1170 | sample->fd, | |
1171 | sample->err, | |
1172 | sample->merges); | |
1173 | else if (sample->type == IOTYPE_POLL) | |
1174 | svg_fbox(Y, | |
1175 | sample->start_time, | |
1176 | sample->end_time, | |
1177 | 1, | |
1178 | sample->err ? "error" : "poll", | |
1179 | sample->fd, | |
1180 | sample->err, | |
1181 | sample->merges); | |
1182 | else if (sample->type == IOTYPE_READ) | |
1183 | svg_ubox(Y, | |
1184 | sample->start_time, | |
1185 | sample->end_time, | |
1186 | h, | |
1187 | sample->err ? "error" : "disk", | |
1188 | sample->fd, | |
1189 | sample->err, | |
1190 | sample->merges); | |
1191 | else if (sample->type == IOTYPE_WRITE) | |
1192 | svg_lbox(Y, | |
1193 | sample->start_time, | |
1194 | sample->end_time, | |
1195 | h, | |
1196 | sample->err ? "error" : "disk", | |
1197 | sample->fd, | |
1198 | sample->err, | |
1199 | sample->merges); | |
1200 | else if (sample->type == IOTYPE_RX) | |
1201 | svg_ubox(Y, | |
1202 | sample->start_time, | |
1203 | sample->end_time, | |
1204 | h, | |
1205 | sample->err ? "error" : "net", | |
1206 | sample->fd, | |
1207 | sample->err, | |
1208 | sample->merges); | |
1209 | else if (sample->type == IOTYPE_TX) | |
1210 | svg_lbox(Y, | |
1211 | sample->start_time, | |
1212 | sample->end_time, | |
1213 | h, | |
1214 | sample->err ? "error" : "net", | |
1215 | sample->fd, | |
1216 | sample->err, | |
1217 | sample->merges); | |
1218 | } | |
1219 | ||
1220 | suf = ""; | |
1221 | bytes = c->total_bytes; | |
1222 | if (bytes > 1024) { | |
1223 | bytes = bytes / 1024; | |
1224 | suf = "K"; | |
1225 | } | |
1226 | if (bytes > 1024) { | |
1227 | bytes = bytes / 1024; | |
1228 | suf = "M"; | |
1229 | } | |
1230 | if (bytes > 1024) { | |
1231 | bytes = bytes / 1024; | |
1232 | suf = "G"; | |
1233 | } | |
1234 | ||
1235 | ||
1236 | sprintf(comm, "%s:%i (%3.1f %sbytes)", c->comm ?: "", p->pid, bytes, suf); | |
1237 | svg_text(Y, c->start_time, comm); | |
1238 | ||
1239 | c->Y = Y; | |
1240 | Y++; | |
1241 | c = c->next; | |
1242 | } | |
1243 | p = p->next; | |
1244 | } | |
1245 | } | |
1246 | ||
985b12e6 | 1247 | static void draw_process_bars(struct timechart *tchart) |
10274989 AV |
1248 | { |
1249 | struct per_pid *p; | |
1250 | struct per_pidcomm *c; | |
1251 | struct cpu_sample *sample; | |
1252 | int Y = 0; | |
1253 | ||
985b12e6 | 1254 | Y = 2 * tchart->numcpus + 2; |
10274989 | 1255 | |
5e22f6d2 | 1256 | p = tchart->all_data; |
10274989 AV |
1257 | while (p) { |
1258 | c = p->all; | |
1259 | while (c) { | |
1260 | if (!c->display) { | |
1261 | c->Y = 0; | |
1262 | c = c->next; | |
1263 | continue; | |
1264 | } | |
1265 | ||
a92fe7b3 | 1266 | svg_box(Y, c->start_time, c->end_time, "process"); |
10274989 AV |
1267 | sample = c->samples; |
1268 | while (sample) { | |
1269 | if (sample->type == TYPE_RUNNING) | |
6f8d67fa SF |
1270 | svg_running(Y, sample->cpu, |
1271 | sample->start_time, | |
1272 | sample->end_time, | |
1273 | sample->backtrace); | |
10274989 | 1274 | if (sample->type == TYPE_BLOCKED) |
6f8d67fa SF |
1275 | svg_blocked(Y, sample->cpu, |
1276 | sample->start_time, | |
1277 | sample->end_time, | |
1278 | sample->backtrace); | |
10274989 | 1279 | if (sample->type == TYPE_WAITING) |
6f8d67fa SF |
1280 | svg_waiting(Y, sample->cpu, |
1281 | sample->start_time, | |
1282 | sample->end_time, | |
1283 | sample->backtrace); | |
10274989 AV |
1284 | sample = sample->next; |
1285 | } | |
1286 | ||
1287 | if (c->comm) { | |
1288 | char comm[256]; | |
1289 | if (c->total_time > 5000000000) /* 5 seconds */ | |
1290 | sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / 1000000000.0); | |
1291 | else | |
1292 | sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / 1000000.0); | |
1293 | ||
1294 | svg_text(Y, c->start_time, comm); | |
1295 | } | |
1296 | c->Y = Y; | |
1297 | Y++; | |
1298 | c = c->next; | |
1299 | } | |
1300 | p = p->next; | |
1301 | } | |
1302 | } | |
1303 | ||
bbe2987b AV |
1304 | static void add_process_filter(const char *string) |
1305 | { | |
e0dcd6fb ACM |
1306 | int pid = strtoull(string, NULL, 10); |
1307 | struct process_filter *filt = malloc(sizeof(*filt)); | |
bbe2987b | 1308 | |
bbe2987b AV |
1309 | if (!filt) |
1310 | return; | |
1311 | ||
1312 | filt->name = strdup(string); | |
1313 | filt->pid = pid; | |
1314 | filt->next = process_filter; | |
1315 | ||
1316 | process_filter = filt; | |
1317 | } | |
1318 | ||
1319 | static int passes_filter(struct per_pid *p, struct per_pidcomm *c) | |
1320 | { | |
1321 | struct process_filter *filt; | |
1322 | if (!process_filter) | |
1323 | return 1; | |
1324 | ||
1325 | filt = process_filter; | |
1326 | while (filt) { | |
1327 | if (filt->pid && p->pid == filt->pid) | |
1328 | return 1; | |
1329 | if (strcmp(filt->name, c->comm) == 0) | |
1330 | return 1; | |
1331 | filt = filt->next; | |
1332 | } | |
1333 | return 0; | |
1334 | } | |
1335 | ||
985b12e6 | 1336 | static int determine_display_tasks_filtered(struct timechart *tchart) |
bbe2987b AV |
1337 | { |
1338 | struct per_pid *p; | |
1339 | struct per_pidcomm *c; | |
1340 | int count = 0; | |
1341 | ||
5e22f6d2 | 1342 | p = tchart->all_data; |
bbe2987b AV |
1343 | while (p) { |
1344 | p->display = 0; | |
1345 | if (p->start_time == 1) | |
985b12e6 | 1346 | p->start_time = tchart->first_time; |
bbe2987b AV |
1347 | |
1348 | /* no exit marker, task kept running to the end */ | |
1349 | if (p->end_time == 0) | |
985b12e6 | 1350 | p->end_time = tchart->last_time; |
bbe2987b AV |
1351 | |
1352 | c = p->all; | |
1353 | ||
1354 | while (c) { | |
1355 | c->display = 0; | |
1356 | ||
1357 | if (c->start_time == 1) | |
985b12e6 | 1358 | c->start_time = tchart->first_time; |
bbe2987b AV |
1359 | |
1360 | if (passes_filter(p, c)) { | |
1361 | c->display = 1; | |
1362 | p->display = 1; | |
1363 | count++; | |
1364 | } | |
1365 | ||
1366 | if (c->end_time == 0) | |
985b12e6 | 1367 | c->end_time = tchart->last_time; |
bbe2987b AV |
1368 | |
1369 | c = c->next; | |
1370 | } | |
1371 | p = p->next; | |
1372 | } | |
1373 | return count; | |
1374 | } | |
1375 | ||
985b12e6 | 1376 | static int determine_display_tasks(struct timechart *tchart, u64 threshold) |
10274989 AV |
1377 | { |
1378 | struct per_pid *p; | |
1379 | struct per_pidcomm *c; | |
1380 | int count = 0; | |
1381 | ||
5e22f6d2 | 1382 | p = tchart->all_data; |
10274989 AV |
1383 | while (p) { |
1384 | p->display = 0; | |
1385 | if (p->start_time == 1) | |
985b12e6 | 1386 | p->start_time = tchart->first_time; |
10274989 AV |
1387 | |
1388 | /* no exit marker, task kept running to the end */ | |
1389 | if (p->end_time == 0) | |
985b12e6 | 1390 | p->end_time = tchart->last_time; |
753c505d | 1391 | if (p->total_time >= threshold) |
10274989 AV |
1392 | p->display = 1; |
1393 | ||
1394 | c = p->all; | |
1395 | ||
1396 | while (c) { | |
1397 | c->display = 0; | |
1398 | ||
1399 | if (c->start_time == 1) | |
985b12e6 | 1400 | c->start_time = tchart->first_time; |
10274989 | 1401 | |
753c505d | 1402 | if (c->total_time >= threshold) { |
10274989 AV |
1403 | c->display = 1; |
1404 | count++; | |
1405 | } | |
1406 | ||
1407 | if (c->end_time == 0) | |
985b12e6 | 1408 | c->end_time = tchart->last_time; |
10274989 AV |
1409 | |
1410 | c = c->next; | |
1411 | } | |
1412 | p = p->next; | |
1413 | } | |
1414 | return count; | |
1415 | } | |
1416 | ||
b97b59b9 SF |
1417 | static int determine_display_io_tasks(struct timechart *timechart, u64 threshold) |
1418 | { | |
1419 | struct per_pid *p; | |
1420 | struct per_pidcomm *c; | |
1421 | int count = 0; | |
1422 | ||
1423 | p = timechart->all_data; | |
1424 | while (p) { | |
1425 | /* no exit marker, task kept running to the end */ | |
1426 | if (p->end_time == 0) | |
1427 | p->end_time = timechart->last_time; | |
1428 | ||
1429 | c = p->all; | |
1430 | ||
1431 | while (c) { | |
1432 | c->display = 0; | |
1433 | ||
1434 | if (c->total_bytes >= threshold) { | |
1435 | c->display = 1; | |
1436 | count++; | |
1437 | } | |
10274989 | 1438 | |
b97b59b9 SF |
1439 | if (c->end_time == 0) |
1440 | c->end_time = timechart->last_time; | |
1441 | ||
1442 | c = c->next; | |
1443 | } | |
1444 | p = p->next; | |
1445 | } | |
1446 | return count; | |
1447 | } | |
10274989 | 1448 | |
b97b59b9 | 1449 | #define BYTES_THRESH (1 * 1024 * 1024) |
10274989 AV |
1450 | #define TIME_THRESH 10000000 |
1451 | ||
985b12e6 | 1452 | static void write_svg_file(struct timechart *tchart, const char *filename) |
10274989 AV |
1453 | { |
1454 | u64 i; | |
1455 | int count; | |
b97b59b9 | 1456 | int thresh = tchart->io_events ? BYTES_THRESH : TIME_THRESH; |
10274989 | 1457 | |
985b12e6 ACM |
1458 | if (tchart->power_only) |
1459 | tchart->proc_num = 0; | |
10274989 | 1460 | |
0a8eb275 SF |
1461 | /* We'd like to show at least proc_num tasks; |
1462 | * be less picky if we have fewer */ | |
1463 | do { | |
b97b59b9 SF |
1464 | if (process_filter) |
1465 | count = determine_display_tasks_filtered(tchart); | |
1466 | else if (tchart->io_events) | |
1467 | count = determine_display_io_tasks(tchart, thresh); | |
1468 | else | |
1469 | count = determine_display_tasks(tchart, thresh); | |
0a8eb275 | 1470 | thresh /= 10; |
985b12e6 | 1471 | } while (!process_filter && thresh && count < tchart->proc_num); |
10274989 | 1472 | |
3415d8b8 SF |
1473 | if (!tchart->proc_num) |
1474 | count = 0; | |
1475 | ||
b97b59b9 SF |
1476 | if (tchart->io_events) { |
1477 | open_svg(filename, 0, count, tchart->first_time, tchart->last_time); | |
10274989 | 1478 | |
b97b59b9 SF |
1479 | svg_time_grid(0.5); |
1480 | svg_io_legenda(); | |
10274989 | 1481 | |
b97b59b9 SF |
1482 | draw_io_bars(tchart); |
1483 | } else { | |
1484 | open_svg(filename, tchart->numcpus, count, tchart->first_time, tchart->last_time); | |
10274989 | 1485 | |
b97b59b9 SF |
1486 | svg_time_grid(0); |
1487 | ||
1488 | svg_legenda(); | |
1489 | ||
1490 | for (i = 0; i < tchart->numcpus; i++) | |
1491 | svg_cpu_box(i, tchart->max_freq, tchart->turbo_frequency); | |
1492 | ||
1493 | draw_cpu_usage(tchart); | |
1494 | if (tchart->proc_num) | |
1495 | draw_process_bars(tchart); | |
1496 | if (!tchart->tasks_only) | |
1497 | draw_c_p_states(tchart); | |
1498 | if (tchart->proc_num) | |
1499 | draw_wakeups(tchart); | |
1500 | } | |
10274989 AV |
1501 | |
1502 | svg_close(); | |
1503 | } | |
1504 | ||
58b9a18e SF |
1505 | static int process_header(struct perf_file_section *section __maybe_unused, |
1506 | struct perf_header *ph, | |
1507 | int feat, | |
1508 | int fd __maybe_unused, | |
1509 | void *data) | |
1510 | { | |
1511 | struct timechart *tchart = data; | |
1512 | ||
1513 | switch (feat) { | |
1514 | case HEADER_NRCPUS: | |
1515 | tchart->numcpus = ph->env.nr_cpus_avail; | |
1516 | break; | |
c5079997 SF |
1517 | |
1518 | case HEADER_CPU_TOPOLOGY: | |
1519 | if (!tchart->topology) | |
1520 | break; | |
1521 | ||
1522 | if (svg_build_topology_map(ph->env.sibling_cores, | |
1523 | ph->env.nr_sibling_cores, | |
1524 | ph->env.sibling_threads, | |
1525 | ph->env.nr_sibling_threads)) | |
1526 | fprintf(stderr, "problem building topology\n"); | |
1527 | break; | |
1528 | ||
58b9a18e SF |
1529 | default: |
1530 | break; | |
1531 | } | |
1532 | ||
1533 | return 0; | |
1534 | } | |
1535 | ||
985b12e6 | 1536 | static int __cmd_timechart(struct timechart *tchart, const char *output_name) |
5cbd0805 | 1537 | { |
5936678e JO |
1538 | const struct perf_evsel_str_handler power_tracepoints[] = { |
1539 | { "power:cpu_idle", process_sample_cpu_idle }, | |
1540 | { "power:cpu_frequency", process_sample_cpu_frequency }, | |
1541 | { "sched:sched_wakeup", process_sample_sched_wakeup }, | |
1542 | { "sched:sched_switch", process_sample_sched_switch }, | |
1543 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1544 | { "power:power_start", process_sample_power_start }, | |
1545 | { "power:power_end", process_sample_power_end }, | |
1546 | { "power:power_frequency", process_sample_power_frequency }, | |
1547 | #endif | |
b97b59b9 SF |
1548 | |
1549 | { "syscalls:sys_enter_read", process_enter_read }, | |
1550 | { "syscalls:sys_enter_pread64", process_enter_read }, | |
1551 | { "syscalls:sys_enter_readv", process_enter_read }, | |
1552 | { "syscalls:sys_enter_preadv", process_enter_read }, | |
1553 | { "syscalls:sys_enter_write", process_enter_write }, | |
1554 | { "syscalls:sys_enter_pwrite64", process_enter_write }, | |
1555 | { "syscalls:sys_enter_writev", process_enter_write }, | |
1556 | { "syscalls:sys_enter_pwritev", process_enter_write }, | |
1557 | { "syscalls:sys_enter_sync", process_enter_sync }, | |
1558 | { "syscalls:sys_enter_sync_file_range", process_enter_sync }, | |
1559 | { "syscalls:sys_enter_fsync", process_enter_sync }, | |
1560 | { "syscalls:sys_enter_msync", process_enter_sync }, | |
1561 | { "syscalls:sys_enter_recvfrom", process_enter_rx }, | |
1562 | { "syscalls:sys_enter_recvmmsg", process_enter_rx }, | |
1563 | { "syscalls:sys_enter_recvmsg", process_enter_rx }, | |
1564 | { "syscalls:sys_enter_sendto", process_enter_tx }, | |
1565 | { "syscalls:sys_enter_sendmsg", process_enter_tx }, | |
1566 | { "syscalls:sys_enter_sendmmsg", process_enter_tx }, | |
1567 | { "syscalls:sys_enter_epoll_pwait", process_enter_poll }, | |
1568 | { "syscalls:sys_enter_epoll_wait", process_enter_poll }, | |
1569 | { "syscalls:sys_enter_poll", process_enter_poll }, | |
1570 | { "syscalls:sys_enter_ppoll", process_enter_poll }, | |
1571 | { "syscalls:sys_enter_pselect6", process_enter_poll }, | |
1572 | { "syscalls:sys_enter_select", process_enter_poll }, | |
1573 | ||
1574 | { "syscalls:sys_exit_read", process_exit_read }, | |
1575 | { "syscalls:sys_exit_pread64", process_exit_read }, | |
1576 | { "syscalls:sys_exit_readv", process_exit_read }, | |
1577 | { "syscalls:sys_exit_preadv", process_exit_read }, | |
1578 | { "syscalls:sys_exit_write", process_exit_write }, | |
1579 | { "syscalls:sys_exit_pwrite64", process_exit_write }, | |
1580 | { "syscalls:sys_exit_writev", process_exit_write }, | |
1581 | { "syscalls:sys_exit_pwritev", process_exit_write }, | |
1582 | { "syscalls:sys_exit_sync", process_exit_sync }, | |
1583 | { "syscalls:sys_exit_sync_file_range", process_exit_sync }, | |
1584 | { "syscalls:sys_exit_fsync", process_exit_sync }, | |
1585 | { "syscalls:sys_exit_msync", process_exit_sync }, | |
1586 | { "syscalls:sys_exit_recvfrom", process_exit_rx }, | |
1587 | { "syscalls:sys_exit_recvmmsg", process_exit_rx }, | |
1588 | { "syscalls:sys_exit_recvmsg", process_exit_rx }, | |
1589 | { "syscalls:sys_exit_sendto", process_exit_tx }, | |
1590 | { "syscalls:sys_exit_sendmsg", process_exit_tx }, | |
1591 | { "syscalls:sys_exit_sendmmsg", process_exit_tx }, | |
1592 | { "syscalls:sys_exit_epoll_pwait", process_exit_poll }, | |
1593 | { "syscalls:sys_exit_epoll_wait", process_exit_poll }, | |
1594 | { "syscalls:sys_exit_poll", process_exit_poll }, | |
1595 | { "syscalls:sys_exit_ppoll", process_exit_poll }, | |
1596 | { "syscalls:sys_exit_pselect6", process_exit_poll }, | |
1597 | { "syscalls:sys_exit_select", process_exit_poll }, | |
5936678e | 1598 | }; |
f5fc1412 JO |
1599 | struct perf_data_file file = { |
1600 | .path = input_name, | |
1601 | .mode = PERF_DATA_MODE_READ, | |
44f7e432 | 1602 | .force = tchart->force, |
f5fc1412 JO |
1603 | }; |
1604 | ||
1605 | struct perf_session *session = perf_session__new(&file, false, | |
985b12e6 | 1606 | &tchart->tool); |
d549c769 | 1607 | int ret = -EINVAL; |
10274989 | 1608 | |
94c744b6 | 1609 | if (session == NULL) |
52e02834 | 1610 | return -1; |
94c744b6 | 1611 | |
0a7e6d1b | 1612 | symbol__init(&session->header.env); |
dc5c8190 | 1613 | |
58b9a18e SF |
1614 | (void)perf_header__process_sections(&session->header, |
1615 | perf_data_file__fd(session->file), | |
1616 | tchart, | |
1617 | process_header); | |
1618 | ||
d549c769 ACM |
1619 | if (!perf_session__has_traces(session, "timechart record")) |
1620 | goto out_delete; | |
1621 | ||
5936678e JO |
1622 | if (perf_session__set_tracepoints_handlers(session, |
1623 | power_tracepoints)) { | |
1624 | pr_err("Initializing session tracepoint handlers failed\n"); | |
1625 | goto out_delete; | |
1626 | } | |
1627 | ||
b7b61cbe | 1628 | ret = perf_session__process_events(session); |
5cbd0805 | 1629 | if (ret) |
94c744b6 | 1630 | goto out_delete; |
10274989 | 1631 | |
985b12e6 | 1632 | end_sample_processing(tchart); |
10274989 | 1633 | |
5e22f6d2 | 1634 | sort_pids(tchart); |
10274989 | 1635 | |
985b12e6 | 1636 | write_svg_file(tchart, output_name); |
10274989 | 1637 | |
6beba7ad | 1638 | pr_info("Written %2.1f seconds of trace to %s.\n", |
985b12e6 | 1639 | (tchart->last_time - tchart->first_time) / 1000000000.0, output_name); |
94c744b6 ACM |
1640 | out_delete: |
1641 | perf_session__delete(session); | |
1642 | return ret; | |
10274989 AV |
1643 | } |
1644 | ||
b97b59b9 SF |
1645 | static int timechart__io_record(int argc, const char **argv) |
1646 | { | |
1647 | unsigned int rec_argc, i; | |
1648 | const char **rec_argv; | |
1649 | const char **p; | |
1650 | char *filter = NULL; | |
1651 | ||
1652 | const char * const common_args[] = { | |
1653 | "record", "-a", "-R", "-c", "1", | |
1654 | }; | |
1655 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1656 | ||
1657 | const char * const disk_events[] = { | |
1658 | "syscalls:sys_enter_read", | |
1659 | "syscalls:sys_enter_pread64", | |
1660 | "syscalls:sys_enter_readv", | |
1661 | "syscalls:sys_enter_preadv", | |
1662 | "syscalls:sys_enter_write", | |
1663 | "syscalls:sys_enter_pwrite64", | |
1664 | "syscalls:sys_enter_writev", | |
1665 | "syscalls:sys_enter_pwritev", | |
1666 | "syscalls:sys_enter_sync", | |
1667 | "syscalls:sys_enter_sync_file_range", | |
1668 | "syscalls:sys_enter_fsync", | |
1669 | "syscalls:sys_enter_msync", | |
1670 | ||
1671 | "syscalls:sys_exit_read", | |
1672 | "syscalls:sys_exit_pread64", | |
1673 | "syscalls:sys_exit_readv", | |
1674 | "syscalls:sys_exit_preadv", | |
1675 | "syscalls:sys_exit_write", | |
1676 | "syscalls:sys_exit_pwrite64", | |
1677 | "syscalls:sys_exit_writev", | |
1678 | "syscalls:sys_exit_pwritev", | |
1679 | "syscalls:sys_exit_sync", | |
1680 | "syscalls:sys_exit_sync_file_range", | |
1681 | "syscalls:sys_exit_fsync", | |
1682 | "syscalls:sys_exit_msync", | |
1683 | }; | |
1684 | unsigned int disk_events_nr = ARRAY_SIZE(disk_events); | |
1685 | ||
1686 | const char * const net_events[] = { | |
1687 | "syscalls:sys_enter_recvfrom", | |
1688 | "syscalls:sys_enter_recvmmsg", | |
1689 | "syscalls:sys_enter_recvmsg", | |
1690 | "syscalls:sys_enter_sendto", | |
1691 | "syscalls:sys_enter_sendmsg", | |
1692 | "syscalls:sys_enter_sendmmsg", | |
1693 | ||
1694 | "syscalls:sys_exit_recvfrom", | |
1695 | "syscalls:sys_exit_recvmmsg", | |
1696 | "syscalls:sys_exit_recvmsg", | |
1697 | "syscalls:sys_exit_sendto", | |
1698 | "syscalls:sys_exit_sendmsg", | |
1699 | "syscalls:sys_exit_sendmmsg", | |
1700 | }; | |
1701 | unsigned int net_events_nr = ARRAY_SIZE(net_events); | |
1702 | ||
1703 | const char * const poll_events[] = { | |
1704 | "syscalls:sys_enter_epoll_pwait", | |
1705 | "syscalls:sys_enter_epoll_wait", | |
1706 | "syscalls:sys_enter_poll", | |
1707 | "syscalls:sys_enter_ppoll", | |
1708 | "syscalls:sys_enter_pselect6", | |
1709 | "syscalls:sys_enter_select", | |
1710 | ||
1711 | "syscalls:sys_exit_epoll_pwait", | |
1712 | "syscalls:sys_exit_epoll_wait", | |
1713 | "syscalls:sys_exit_poll", | |
1714 | "syscalls:sys_exit_ppoll", | |
1715 | "syscalls:sys_exit_pselect6", | |
1716 | "syscalls:sys_exit_select", | |
1717 | }; | |
1718 | unsigned int poll_events_nr = ARRAY_SIZE(poll_events); | |
1719 | ||
1720 | rec_argc = common_args_nr + | |
1721 | disk_events_nr * 4 + | |
1722 | net_events_nr * 4 + | |
1723 | poll_events_nr * 4 + | |
1724 | argc; | |
1725 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
1726 | ||
1727 | if (rec_argv == NULL) | |
1728 | return -ENOMEM; | |
1729 | ||
1730 | if (asprintf(&filter, "common_pid != %d", getpid()) < 0) | |
1731 | return -ENOMEM; | |
1732 | ||
1733 | p = rec_argv; | |
1734 | for (i = 0; i < common_args_nr; i++) | |
1735 | *p++ = strdup(common_args[i]); | |
1736 | ||
1737 | for (i = 0; i < disk_events_nr; i++) { | |
1738 | if (!is_valid_tracepoint(disk_events[i])) { | |
1739 | rec_argc -= 4; | |
1740 | continue; | |
1741 | } | |
1742 | ||
1743 | *p++ = "-e"; | |
1744 | *p++ = strdup(disk_events[i]); | |
1745 | *p++ = "--filter"; | |
1746 | *p++ = filter; | |
1747 | } | |
1748 | for (i = 0; i < net_events_nr; i++) { | |
1749 | if (!is_valid_tracepoint(net_events[i])) { | |
1750 | rec_argc -= 4; | |
1751 | continue; | |
1752 | } | |
1753 | ||
1754 | *p++ = "-e"; | |
1755 | *p++ = strdup(net_events[i]); | |
1756 | *p++ = "--filter"; | |
1757 | *p++ = filter; | |
1758 | } | |
1759 | for (i = 0; i < poll_events_nr; i++) { | |
1760 | if (!is_valid_tracepoint(poll_events[i])) { | |
1761 | rec_argc -= 4; | |
1762 | continue; | |
1763 | } | |
1764 | ||
1765 | *p++ = "-e"; | |
1766 | *p++ = strdup(poll_events[i]); | |
1767 | *p++ = "--filter"; | |
1768 | *p++ = filter; | |
1769 | } | |
1770 | ||
1771 | for (i = 0; i < (unsigned int)argc; i++) | |
1772 | *p++ = argv[i]; | |
1773 | ||
1774 | return cmd_record(rec_argc, rec_argv, NULL); | |
1775 | } | |
1776 | ||
1777 | ||
985b12e6 | 1778 | static int timechart__record(struct timechart *tchart, int argc, const char **argv) |
3c09eebd | 1779 | { |
367b3152 SF |
1780 | unsigned int rec_argc, i, j; |
1781 | const char **rec_argv; | |
1782 | const char **p; | |
1783 | unsigned int record_elems; | |
1784 | ||
1785 | const char * const common_args[] = { | |
4a4d371a | 1786 | "record", "-a", "-R", "-c", "1", |
367b3152 SF |
1787 | }; |
1788 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1789 | ||
6f8d67fa SF |
1790 | const char * const backtrace_args[] = { |
1791 | "-g", | |
1792 | }; | |
1793 | unsigned int backtrace_args_no = ARRAY_SIZE(backtrace_args); | |
1794 | ||
367b3152 SF |
1795 | const char * const power_args[] = { |
1796 | "-e", "power:cpu_frequency", | |
1797 | "-e", "power:cpu_idle", | |
1798 | }; | |
1799 | unsigned int power_args_nr = ARRAY_SIZE(power_args); | |
1800 | ||
1801 | const char * const old_power_args[] = { | |
1802 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
73bdc715 ACM |
1803 | "-e", "power:power_start", |
1804 | "-e", "power:power_end", | |
1805 | "-e", "power:power_frequency", | |
73bdc715 | 1806 | #endif |
367b3152 SF |
1807 | }; |
1808 | unsigned int old_power_args_nr = ARRAY_SIZE(old_power_args); | |
1809 | ||
1810 | const char * const tasks_args[] = { | |
73bdc715 ACM |
1811 | "-e", "sched:sched_wakeup", |
1812 | "-e", "sched:sched_switch", | |
1813 | }; | |
367b3152 | 1814 | unsigned int tasks_args_nr = ARRAY_SIZE(tasks_args); |
20c457b8 TR |
1815 | |
1816 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1817 | if (!is_valid_tracepoint("power:cpu_idle") && | |
1818 | is_valid_tracepoint("power:power_start")) { | |
1819 | use_old_power_events = 1; | |
367b3152 SF |
1820 | power_args_nr = 0; |
1821 | } else { | |
1822 | old_power_args_nr = 0; | |
20c457b8 TR |
1823 | } |
1824 | #endif | |
3c09eebd | 1825 | |
985b12e6 | 1826 | if (tchart->power_only) |
367b3152 SF |
1827 | tasks_args_nr = 0; |
1828 | ||
985b12e6 | 1829 | if (tchart->tasks_only) { |
367b3152 SF |
1830 | power_args_nr = 0; |
1831 | old_power_args_nr = 0; | |
1832 | } | |
1833 | ||
985b12e6 | 1834 | if (!tchart->with_backtrace) |
6f8d67fa SF |
1835 | backtrace_args_no = 0; |
1836 | ||
367b3152 | 1837 | record_elems = common_args_nr + tasks_args_nr + |
6f8d67fa | 1838 | power_args_nr + old_power_args_nr + backtrace_args_no; |
367b3152 SF |
1839 | |
1840 | rec_argc = record_elems + argc; | |
3c09eebd AV |
1841 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1842 | ||
ce47dc56 CS |
1843 | if (rec_argv == NULL) |
1844 | return -ENOMEM; | |
1845 | ||
367b3152 SF |
1846 | p = rec_argv; |
1847 | for (i = 0; i < common_args_nr; i++) | |
1848 | *p++ = strdup(common_args[i]); | |
1849 | ||
6f8d67fa SF |
1850 | for (i = 0; i < backtrace_args_no; i++) |
1851 | *p++ = strdup(backtrace_args[i]); | |
1852 | ||
367b3152 SF |
1853 | for (i = 0; i < tasks_args_nr; i++) |
1854 | *p++ = strdup(tasks_args[i]); | |
1855 | ||
1856 | for (i = 0; i < power_args_nr; i++) | |
1857 | *p++ = strdup(power_args[i]); | |
3c09eebd | 1858 | |
367b3152 SF |
1859 | for (i = 0; i < old_power_args_nr; i++) |
1860 | *p++ = strdup(old_power_args[i]); | |
3c09eebd | 1861 | |
263f89bf | 1862 | for (j = 0; j < (unsigned int)argc; j++) |
367b3152 SF |
1863 | *p++ = argv[j]; |
1864 | ||
1865 | return cmd_record(rec_argc, rec_argv, NULL); | |
3c09eebd AV |
1866 | } |
1867 | ||
bbe2987b | 1868 | static int |
1d037ca1 IT |
1869 | parse_process(const struct option *opt __maybe_unused, const char *arg, |
1870 | int __maybe_unused unset) | |
bbe2987b AV |
1871 | { |
1872 | if (arg) | |
1873 | add_process_filter(arg); | |
1874 | return 0; | |
1875 | } | |
1876 | ||
e57a2dff SF |
1877 | static int |
1878 | parse_highlight(const struct option *opt __maybe_unused, const char *arg, | |
1879 | int __maybe_unused unset) | |
1880 | { | |
1881 | unsigned long duration = strtoul(arg, NULL, 0); | |
1882 | ||
1883 | if (svg_highlight || svg_highlight_name) | |
1884 | return -1; | |
1885 | ||
1886 | if (duration) | |
1887 | svg_highlight = duration; | |
1888 | else | |
1889 | svg_highlight_name = strdup(arg); | |
1890 | ||
1891 | return 0; | |
1892 | } | |
1893 | ||
d243144a SF |
1894 | static int |
1895 | parse_time(const struct option *opt, const char *arg, int __maybe_unused unset) | |
1896 | { | |
1897 | char unit = 'n'; | |
1898 | u64 *value = opt->value; | |
1899 | ||
1900 | if (sscanf(arg, "%" PRIu64 "%cs", value, &unit) > 0) { | |
1901 | switch (unit) { | |
1902 | case 'm': | |
1903 | *value *= 1000000; | |
1904 | break; | |
1905 | case 'u': | |
1906 | *value *= 1000; | |
1907 | break; | |
1908 | case 'n': | |
1909 | break; | |
1910 | default: | |
1911 | return -1; | |
1912 | } | |
1913 | } | |
1914 | ||
1915 | return 0; | |
1916 | } | |
1917 | ||
73bdc715 ACM |
1918 | int cmd_timechart(int argc, const char **argv, |
1919 | const char *prefix __maybe_unused) | |
1920 | { | |
985b12e6 ACM |
1921 | struct timechart tchart = { |
1922 | .tool = { | |
1923 | .comm = process_comm_event, | |
1924 | .fork = process_fork_event, | |
1925 | .exit = process_exit_event, | |
1926 | .sample = process_sample_event, | |
0a8cb85c | 1927 | .ordered_events = true, |
985b12e6 ACM |
1928 | }, |
1929 | .proc_num = 15, | |
d243144a SF |
1930 | .min_time = 1000000, |
1931 | .merge_dist = 1000, | |
985b12e6 | 1932 | }; |
73bdc715 | 1933 | const char *output_name = "output.svg"; |
367b3152 | 1934 | const struct option timechart_options[] = { |
73bdc715 ACM |
1935 | OPT_STRING('i', "input", &input_name, "file", "input file name"), |
1936 | OPT_STRING('o', "output", &output_name, "file", "output file name"), | |
1937 | OPT_INTEGER('w', "width", &svg_page_width, "page width"), | |
e57a2dff SF |
1938 | OPT_CALLBACK(0, "highlight", NULL, "duration or task name", |
1939 | "highlight tasks. Pass duration in ns or process name.", | |
1940 | parse_highlight), | |
985b12e6 ACM |
1941 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1942 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
c87097d3 | 1943 | "output processes data only"), |
bbe2987b AV |
1944 | OPT_CALLBACK('p', "process", NULL, "process", |
1945 | "process selector. Pass a pid or process name.", | |
1946 | parse_process), | |
ec5761ea DA |
1947 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", |
1948 | "Look for files with symbols relative to this directory"), | |
985b12e6 | 1949 | OPT_INTEGER('n', "proc-num", &tchart.proc_num, |
54874e32 | 1950 | "min. number of tasks to print"), |
c5079997 SF |
1951 | OPT_BOOLEAN('t', "topology", &tchart.topology, |
1952 | "sort CPUs according to topology"), | |
d243144a SF |
1953 | OPT_BOOLEAN(0, "io-skip-eagain", &tchart.skip_eagain, |
1954 | "skip EAGAIN errors"), | |
1955 | OPT_CALLBACK(0, "io-min-time", &tchart.min_time, "time", | |
1956 | "all IO faster than min-time will visually appear longer", | |
1957 | parse_time), | |
1958 | OPT_CALLBACK(0, "io-merge-dist", &tchart.merge_dist, "time", | |
1959 | "merge events that are merge-dist us apart", | |
1960 | parse_time), | |
44f7e432 | 1961 | OPT_BOOLEAN('f', "force", &tchart.force, "don't complain, do it"), |
10274989 | 1962 | OPT_END() |
73bdc715 | 1963 | }; |
33ec0caf YS |
1964 | const char * const timechart_subcommands[] = { "record", NULL }; |
1965 | const char *timechart_usage[] = { | |
73bdc715 ACM |
1966 | "perf timechart [<options>] {record}", |
1967 | NULL | |
1968 | }; | |
10274989 | 1969 | |
e5b2c207 | 1970 | const struct option timechart_record_options[] = { |
985b12e6 ACM |
1971 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1972 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
367b3152 | 1973 | "output processes data only"), |
b97b59b9 SF |
1974 | OPT_BOOLEAN('I', "io-only", &tchart.io_only, |
1975 | "record only IO data"), | |
985b12e6 | 1976 | OPT_BOOLEAN('g', "callchain", &tchart.with_backtrace, "record callchain"), |
367b3152 SF |
1977 | OPT_END() |
1978 | }; | |
e5b2c207 | 1979 | const char * const timechart_record_usage[] = { |
367b3152 SF |
1980 | "perf timechart record [<options>]", |
1981 | NULL | |
1982 | }; | |
33ec0caf YS |
1983 | argc = parse_options_subcommand(argc, argv, timechart_options, timechart_subcommands, |
1984 | timechart_usage, PARSE_OPT_STOP_AT_NON_OPTION); | |
10274989 | 1985 | |
985b12e6 | 1986 | if (tchart.power_only && tchart.tasks_only) { |
c87097d3 SF |
1987 | pr_err("-P and -T options cannot be used at the same time.\n"); |
1988 | return -1; | |
1989 | } | |
1990 | ||
367b3152 | 1991 | if (argc && !strncmp(argv[0], "rec", 3)) { |
e5b2c207 NK |
1992 | argc = parse_options(argc, argv, timechart_record_options, |
1993 | timechart_record_usage, | |
367b3152 SF |
1994 | PARSE_OPT_STOP_AT_NON_OPTION); |
1995 | ||
985b12e6 | 1996 | if (tchart.power_only && tchart.tasks_only) { |
367b3152 SF |
1997 | pr_err("-P and -T options cannot be used at the same time.\n"); |
1998 | return -1; | |
1999 | } | |
2000 | ||
b97b59b9 SF |
2001 | if (tchart.io_only) |
2002 | return timechart__io_record(argc, argv); | |
2003 | else | |
2004 | return timechart__record(&tchart, argc, argv); | |
367b3152 SF |
2005 | } else if (argc) |
2006 | usage_with_options(timechart_usage, timechart_options); | |
10274989 AV |
2007 | |
2008 | setup_pager(); | |
2009 | ||
985b12e6 | 2010 | return __cmd_timechart(&tchart, output_name); |
10274989 | 2011 | } |