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; | |
86066064 | 64 | bool force; |
b97b59b9 | 65 | /* IO related settings */ |
d243144a SF |
66 | bool io_only, |
67 | skip_eagain; | |
86066064 | 68 | u64 io_events; |
d243144a SF |
69 | u64 min_time, |
70 | merge_dist; | |
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); |
b91fc39f | 526 | goto exit_put; |
6f8d67fa SF |
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 | } | |
b91fc39f ACM |
541 | exit_put: |
542 | addr_location__put(&al); | |
6f8d67fa SF |
543 | exit: |
544 | fclose(f); | |
545 | ||
546 | return p; | |
547 | } | |
548 | ||
985b12e6 ACM |
549 | typedef int (*tracepoint_handler)(struct timechart *tchart, |
550 | struct perf_evsel *evsel, | |
6f8d67fa SF |
551 | struct perf_sample *sample, |
552 | const char *backtrace); | |
10274989 | 553 | |
985b12e6 | 554 | static int process_sample_event(struct perf_tool *tool, |
972ec653 | 555 | union perf_event *event, |
8d50e5b4 | 556 | struct perf_sample *sample, |
e3f42609 | 557 | struct perf_evsel *evsel, |
985b12e6 | 558 | struct machine *machine) |
10274989 | 559 | { |
985b12e6 ACM |
560 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
561 | ||
e3f42609 | 562 | if (evsel->attr.sample_type & PERF_SAMPLE_TIME) { |
985b12e6 ACM |
563 | if (!tchart->first_time || tchart->first_time > sample->time) |
564 | tchart->first_time = sample->time; | |
565 | if (tchart->last_time < sample->time) | |
566 | tchart->last_time = sample->time; | |
10274989 | 567 | } |
180f95e2 | 568 | |
744a9719 ACM |
569 | if (evsel->handler != NULL) { |
570 | tracepoint_handler f = evsel->handler; | |
58b9a18e SF |
571 | return f(tchart, evsel, sample, |
572 | cat_backtrace(event, sample, machine)); | |
5936678e JO |
573 | } |
574 | ||
575 | return 0; | |
576 | } | |
577 | ||
578 | static int | |
985b12e6 ACM |
579 | process_sample_cpu_idle(struct timechart *tchart __maybe_unused, |
580 | struct perf_evsel *evsel, | |
6f8d67fa SF |
581 | struct perf_sample *sample, |
582 | const char *backtrace __maybe_unused) | |
5936678e | 583 | { |
3ed0d21e SF |
584 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
585 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 586 | |
3ed0d21e | 587 | if (state == (u32)PWR_EVENT_EXIT) |
66cc3ada | 588 | c_state_end(tchart, cpu_id, sample->time); |
5936678e | 589 | else |
3ed0d21e | 590 | c_state_start(cpu_id, sample->time, state); |
5936678e JO |
591 | return 0; |
592 | } | |
593 | ||
594 | static int | |
985b12e6 ACM |
595 | process_sample_cpu_frequency(struct timechart *tchart, |
596 | struct perf_evsel *evsel, | |
6f8d67fa SF |
597 | struct perf_sample *sample, |
598 | const char *backtrace __maybe_unused) | |
5936678e | 599 | { |
3ed0d21e SF |
600 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
601 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 602 | |
985b12e6 | 603 | p_state_change(tchart, cpu_id, sample->time, state); |
5936678e JO |
604 | return 0; |
605 | } | |
606 | ||
607 | static int | |
5e22f6d2 | 608 | process_sample_sched_wakeup(struct timechart *tchart, |
985b12e6 | 609 | struct perf_evsel *evsel, |
6f8d67fa SF |
610 | struct perf_sample *sample, |
611 | const char *backtrace) | |
5936678e | 612 | { |
3ed0d21e SF |
613 | u8 flags = perf_evsel__intval(evsel, sample, "common_flags"); |
614 | int waker = perf_evsel__intval(evsel, sample, "common_pid"); | |
615 | int wakee = perf_evsel__intval(evsel, sample, "pid"); | |
5936678e | 616 | |
5e22f6d2 | 617 | sched_wakeup(tchart, sample->cpu, sample->time, waker, wakee, flags, backtrace); |
5936678e JO |
618 | return 0; |
619 | } | |
10274989 | 620 | |
5936678e | 621 | static int |
5e22f6d2 | 622 | process_sample_sched_switch(struct timechart *tchart, |
985b12e6 | 623 | struct perf_evsel *evsel, |
6f8d67fa SF |
624 | struct perf_sample *sample, |
625 | const char *backtrace) | |
5936678e | 626 | { |
3ed0d21e SF |
627 | int prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"); |
628 | int next_pid = perf_evsel__intval(evsel, sample, "next_pid"); | |
629 | u64 prev_state = perf_evsel__intval(evsel, sample, "prev_state"); | |
10274989 | 630 | |
5e22f6d2 ACM |
631 | sched_switch(tchart, sample->cpu, sample->time, prev_pid, next_pid, |
632 | prev_state, backtrace); | |
5936678e JO |
633 | return 0; |
634 | } | |
20c457b8 TR |
635 | |
636 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
5936678e | 637 | static int |
985b12e6 ACM |
638 | process_sample_power_start(struct timechart *tchart __maybe_unused, |
639 | struct perf_evsel *evsel, | |
6f8d67fa SF |
640 | struct perf_sample *sample, |
641 | const char *backtrace __maybe_unused) | |
5936678e | 642 | { |
3ed0d21e SF |
643 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
644 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 645 | |
3ed0d21e | 646 | c_state_start(cpu_id, sample->time, value); |
5936678e JO |
647 | return 0; |
648 | } | |
649 | ||
650 | static int | |
66cc3ada | 651 | process_sample_power_end(struct timechart *tchart, |
985b12e6 | 652 | struct perf_evsel *evsel __maybe_unused, |
6f8d67fa SF |
653 | struct perf_sample *sample, |
654 | const char *backtrace __maybe_unused) | |
5936678e | 655 | { |
66cc3ada | 656 | c_state_end(tchart, sample->cpu, sample->time); |
5936678e JO |
657 | return 0; |
658 | } | |
659 | ||
660 | static int | |
985b12e6 ACM |
661 | process_sample_power_frequency(struct timechart *tchart, |
662 | struct perf_evsel *evsel, | |
6f8d67fa SF |
663 | struct perf_sample *sample, |
664 | const char *backtrace __maybe_unused) | |
5936678e | 665 | { |
3ed0d21e SF |
666 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
667 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 668 | |
985b12e6 | 669 | p_state_change(tchart, cpu_id, sample->time, value); |
10274989 AV |
670 | return 0; |
671 | } | |
5936678e | 672 | #endif /* SUPPORT_OLD_POWER_EVENTS */ |
10274989 AV |
673 | |
674 | /* | |
675 | * After the last sample we need to wrap up the current C/P state | |
676 | * and close out each CPU for these. | |
677 | */ | |
985b12e6 | 678 | static void end_sample_processing(struct timechart *tchart) |
10274989 AV |
679 | { |
680 | u64 cpu; | |
681 | struct power_event *pwr; | |
682 | ||
985b12e6 | 683 | for (cpu = 0; cpu <= tchart->numcpus; cpu++) { |
e0dcd6fb ACM |
684 | /* C state */ |
685 | #if 0 | |
686 | pwr = zalloc(sizeof(*pwr)); | |
10274989 AV |
687 | if (!pwr) |
688 | return; | |
10274989 | 689 | |
10274989 AV |
690 | pwr->state = cpus_cstate_state[cpu]; |
691 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
985b12e6 | 692 | pwr->end_time = tchart->last_time; |
10274989 AV |
693 | pwr->cpu = cpu; |
694 | pwr->type = CSTATE; | |
66cc3ada | 695 | pwr->next = tchart->power_events; |
10274989 | 696 | |
66cc3ada | 697 | tchart->power_events = pwr; |
10274989 AV |
698 | #endif |
699 | /* P state */ | |
700 | ||
e0dcd6fb | 701 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
702 | if (!pwr) |
703 | return; | |
10274989 AV |
704 | |
705 | pwr->state = cpus_pstate_state[cpu]; | |
706 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
985b12e6 | 707 | pwr->end_time = tchart->last_time; |
10274989 AV |
708 | pwr->cpu = cpu; |
709 | pwr->type = PSTATE; | |
66cc3ada | 710 | pwr->next = tchart->power_events; |
10274989 AV |
711 | |
712 | if (!pwr->start_time) | |
985b12e6 | 713 | pwr->start_time = tchart->first_time; |
10274989 | 714 | if (!pwr->state) |
985b12e6 | 715 | pwr->state = tchart->min_freq; |
66cc3ada | 716 | tchart->power_events = pwr; |
10274989 AV |
717 | } |
718 | } | |
719 | ||
b97b59b9 SF |
720 | static int pid_begin_io_sample(struct timechart *tchart, int pid, int type, |
721 | u64 start, int fd) | |
722 | { | |
723 | struct per_pid *p = find_create_pid(tchart, pid); | |
724 | struct per_pidcomm *c = p->current; | |
725 | struct io_sample *sample; | |
726 | struct io_sample *prev; | |
727 | ||
728 | if (!c) { | |
729 | c = zalloc(sizeof(*c)); | |
730 | if (!c) | |
731 | return -ENOMEM; | |
732 | p->current = c; | |
733 | c->next = p->all; | |
734 | p->all = c; | |
735 | } | |
736 | ||
737 | prev = c->io_samples; | |
738 | ||
739 | if (prev && prev->start_time && !prev->end_time) { | |
740 | pr_warning("Skip invalid start event: " | |
741 | "previous event already started!\n"); | |
742 | ||
743 | /* remove previous event that has been started, | |
744 | * we are not sure we will ever get an end for it */ | |
745 | c->io_samples = prev->next; | |
746 | free(prev); | |
747 | return 0; | |
748 | } | |
749 | ||
750 | sample = zalloc(sizeof(*sample)); | |
751 | if (!sample) | |
752 | return -ENOMEM; | |
753 | sample->start_time = start; | |
754 | sample->type = type; | |
755 | sample->fd = fd; | |
756 | sample->next = c->io_samples; | |
757 | c->io_samples = sample; | |
758 | ||
759 | if (c->start_time == 0 || c->start_time > start) | |
760 | c->start_time = start; | |
761 | ||
762 | return 0; | |
763 | } | |
764 | ||
765 | static int pid_end_io_sample(struct timechart *tchart, int pid, int type, | |
766 | u64 end, long ret) | |
767 | { | |
768 | struct per_pid *p = find_create_pid(tchart, pid); | |
769 | struct per_pidcomm *c = p->current; | |
d243144a | 770 | struct io_sample *sample, *prev; |
b97b59b9 SF |
771 | |
772 | if (!c) { | |
773 | pr_warning("Invalid pidcomm!\n"); | |
774 | return -1; | |
775 | } | |
776 | ||
777 | sample = c->io_samples; | |
778 | ||
779 | if (!sample) /* skip partially captured events */ | |
780 | return 0; | |
781 | ||
782 | if (sample->end_time) { | |
783 | pr_warning("Skip invalid end event: " | |
784 | "previous event already ended!\n"); | |
785 | return 0; | |
786 | } | |
787 | ||
788 | if (sample->type != type) { | |
789 | pr_warning("Skip invalid end event: invalid event type!\n"); | |
790 | return 0; | |
791 | } | |
792 | ||
793 | sample->end_time = end; | |
d243144a SF |
794 | prev = sample->next; |
795 | ||
796 | /* we want to be able to see small and fast transfers, so make them | |
797 | * at least min_time long, but don't overlap them */ | |
798 | if (sample->end_time - sample->start_time < tchart->min_time) | |
799 | sample->end_time = sample->start_time + tchart->min_time; | |
800 | if (prev && sample->start_time < prev->end_time) { | |
801 | if (prev->err) /* try to make errors more visible */ | |
802 | sample->start_time = prev->end_time; | |
803 | else | |
804 | prev->end_time = sample->start_time; | |
805 | } | |
b97b59b9 SF |
806 | |
807 | if (ret < 0) { | |
808 | sample->err = ret; | |
809 | } else if (type == IOTYPE_READ || type == IOTYPE_WRITE || | |
810 | type == IOTYPE_TX || type == IOTYPE_RX) { | |
811 | ||
812 | if ((u64)ret > c->max_bytes) | |
813 | c->max_bytes = ret; | |
814 | ||
815 | c->total_bytes += ret; | |
816 | p->total_bytes += ret; | |
817 | sample->bytes = ret; | |
818 | } | |
819 | ||
d243144a SF |
820 | /* merge two requests to make svg smaller and render-friendly */ |
821 | if (prev && | |
822 | prev->type == sample->type && | |
823 | prev->err == sample->err && | |
824 | prev->fd == sample->fd && | |
825 | prev->end_time + tchart->merge_dist >= sample->start_time) { | |
826 | ||
827 | sample->bytes += prev->bytes; | |
828 | sample->merges += prev->merges + 1; | |
829 | ||
830 | sample->start_time = prev->start_time; | |
831 | sample->next = prev->next; | |
832 | free(prev); | |
833 | ||
834 | if (!sample->err && sample->bytes > c->max_bytes) | |
835 | c->max_bytes = sample->bytes; | |
836 | } | |
837 | ||
b97b59b9 SF |
838 | tchart->io_events++; |
839 | ||
840 | return 0; | |
841 | } | |
842 | ||
843 | static int | |
844 | process_enter_read(struct timechart *tchart, | |
845 | struct perf_evsel *evsel, | |
846 | struct perf_sample *sample) | |
847 | { | |
848 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
849 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_READ, | |
850 | sample->time, fd); | |
851 | } | |
852 | ||
853 | static int | |
854 | process_exit_read(struct timechart *tchart, | |
855 | struct perf_evsel *evsel, | |
856 | struct perf_sample *sample) | |
857 | { | |
858 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
859 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_READ, | |
860 | sample->time, ret); | |
861 | } | |
862 | ||
863 | static int | |
864 | process_enter_write(struct timechart *tchart, | |
865 | struct perf_evsel *evsel, | |
866 | struct perf_sample *sample) | |
867 | { | |
868 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
869 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
870 | sample->time, fd); | |
871 | } | |
872 | ||
873 | static int | |
874 | process_exit_write(struct timechart *tchart, | |
875 | struct perf_evsel *evsel, | |
876 | struct perf_sample *sample) | |
877 | { | |
878 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
879 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
880 | sample->time, ret); | |
881 | } | |
882 | ||
883 | static int | |
884 | process_enter_sync(struct timechart *tchart, | |
885 | struct perf_evsel *evsel, | |
886 | struct perf_sample *sample) | |
887 | { | |
888 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
889 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
890 | sample->time, fd); | |
891 | } | |
892 | ||
893 | static int | |
894 | process_exit_sync(struct timechart *tchart, | |
895 | struct perf_evsel *evsel, | |
896 | struct perf_sample *sample) | |
897 | { | |
898 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
899 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
900 | sample->time, ret); | |
901 | } | |
902 | ||
903 | static int | |
904 | process_enter_tx(struct timechart *tchart, | |
905 | struct perf_evsel *evsel, | |
906 | struct perf_sample *sample) | |
907 | { | |
908 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
909 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_TX, | |
910 | sample->time, fd); | |
911 | } | |
912 | ||
913 | static int | |
914 | process_exit_tx(struct timechart *tchart, | |
915 | struct perf_evsel *evsel, | |
916 | struct perf_sample *sample) | |
917 | { | |
918 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
919 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_TX, | |
920 | sample->time, ret); | |
921 | } | |
922 | ||
923 | static int | |
924 | process_enter_rx(struct timechart *tchart, | |
925 | struct perf_evsel *evsel, | |
926 | struct perf_sample *sample) | |
927 | { | |
928 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
929 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_RX, | |
930 | sample->time, fd); | |
931 | } | |
932 | ||
933 | static int | |
934 | process_exit_rx(struct timechart *tchart, | |
935 | struct perf_evsel *evsel, | |
936 | struct perf_sample *sample) | |
937 | { | |
938 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
939 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_RX, | |
940 | sample->time, ret); | |
941 | } | |
942 | ||
943 | static int | |
944 | process_enter_poll(struct timechart *tchart, | |
945 | struct perf_evsel *evsel, | |
946 | struct perf_sample *sample) | |
947 | { | |
948 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
949 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
950 | sample->time, fd); | |
951 | } | |
952 | ||
953 | static int | |
954 | process_exit_poll(struct timechart *tchart, | |
955 | struct perf_evsel *evsel, | |
956 | struct perf_sample *sample) | |
957 | { | |
958 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
959 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
960 | sample->time, ret); | |
961 | } | |
962 | ||
10274989 AV |
963 | /* |
964 | * Sort the pid datastructure | |
965 | */ | |
5e22f6d2 | 966 | static void sort_pids(struct timechart *tchart) |
10274989 AV |
967 | { |
968 | struct per_pid *new_list, *p, *cursor, *prev; | |
969 | /* sort by ppid first, then by pid, lowest to highest */ | |
970 | ||
971 | new_list = NULL; | |
972 | ||
5e22f6d2 ACM |
973 | while (tchart->all_data) { |
974 | p = tchart->all_data; | |
975 | tchart->all_data = p->next; | |
10274989 AV |
976 | p->next = NULL; |
977 | ||
978 | if (new_list == NULL) { | |
979 | new_list = p; | |
980 | p->next = NULL; | |
981 | continue; | |
982 | } | |
983 | prev = NULL; | |
984 | cursor = new_list; | |
985 | while (cursor) { | |
986 | if (cursor->ppid > p->ppid || | |
987 | (cursor->ppid == p->ppid && cursor->pid > p->pid)) { | |
988 | /* must insert before */ | |
989 | if (prev) { | |
990 | p->next = prev->next; | |
991 | prev->next = p; | |
992 | cursor = NULL; | |
993 | continue; | |
994 | } else { | |
995 | p->next = new_list; | |
996 | new_list = p; | |
997 | cursor = NULL; | |
998 | continue; | |
999 | } | |
1000 | } | |
1001 | ||
1002 | prev = cursor; | |
1003 | cursor = cursor->next; | |
1004 | if (!cursor) | |
1005 | prev->next = p; | |
1006 | } | |
1007 | } | |
5e22f6d2 | 1008 | tchart->all_data = new_list; |
10274989 AV |
1009 | } |
1010 | ||
1011 | ||
985b12e6 | 1012 | static void draw_c_p_states(struct timechart *tchart) |
10274989 AV |
1013 | { |
1014 | struct power_event *pwr; | |
66cc3ada | 1015 | pwr = tchart->power_events; |
10274989 AV |
1016 | |
1017 | /* | |
1018 | * two pass drawing so that the P state bars are on top of the C state blocks | |
1019 | */ | |
1020 | while (pwr) { | |
1021 | if (pwr->type == CSTATE) | |
1022 | svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); | |
1023 | pwr = pwr->next; | |
1024 | } | |
1025 | ||
66cc3ada | 1026 | pwr = tchart->power_events; |
10274989 AV |
1027 | while (pwr) { |
1028 | if (pwr->type == PSTATE) { | |
1029 | if (!pwr->state) | |
985b12e6 | 1030 | pwr->state = tchart->min_freq; |
10274989 AV |
1031 | svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); |
1032 | } | |
1033 | pwr = pwr->next; | |
1034 | } | |
1035 | } | |
1036 | ||
5e22f6d2 | 1037 | static void draw_wakeups(struct timechart *tchart) |
10274989 AV |
1038 | { |
1039 | struct wake_event *we; | |
1040 | struct per_pid *p; | |
1041 | struct per_pidcomm *c; | |
1042 | ||
436b0da0 | 1043 | we = tchart->wake_events; |
10274989 AV |
1044 | while (we) { |
1045 | int from = 0, to = 0; | |
4f1202c8 | 1046 | char *task_from = NULL, *task_to = NULL; |
10274989 AV |
1047 | |
1048 | /* locate the column of the waker and wakee */ | |
5e22f6d2 | 1049 | p = tchart->all_data; |
10274989 AV |
1050 | while (p) { |
1051 | if (p->pid == we->waker || p->pid == we->wakee) { | |
1052 | c = p->all; | |
1053 | while (c) { | |
1054 | if (c->Y && c->start_time <= we->time && c->end_time >= we->time) { | |
bbe2987b | 1055 | if (p->pid == we->waker && !from) { |
10274989 | 1056 | from = c->Y; |
3bc2a39c | 1057 | task_from = strdup(c->comm); |
4f1202c8 | 1058 | } |
bbe2987b | 1059 | if (p->pid == we->wakee && !to) { |
10274989 | 1060 | to = c->Y; |
3bc2a39c | 1061 | task_to = strdup(c->comm); |
4f1202c8 | 1062 | } |
10274989 AV |
1063 | } |
1064 | c = c->next; | |
1065 | } | |
3bc2a39c AV |
1066 | c = p->all; |
1067 | while (c) { | |
1068 | if (p->pid == we->waker && !from) { | |
1069 | from = c->Y; | |
1070 | task_from = strdup(c->comm); | |
1071 | } | |
1072 | if (p->pid == we->wakee && !to) { | |
1073 | to = c->Y; | |
1074 | task_to = strdup(c->comm); | |
1075 | } | |
1076 | c = c->next; | |
1077 | } | |
10274989 AV |
1078 | } |
1079 | p = p->next; | |
1080 | } | |
1081 | ||
3bc2a39c AV |
1082 | if (!task_from) { |
1083 | task_from = malloc(40); | |
1084 | sprintf(task_from, "[%i]", we->waker); | |
1085 | } | |
1086 | if (!task_to) { | |
1087 | task_to = malloc(40); | |
1088 | sprintf(task_to, "[%i]", we->wakee); | |
1089 | } | |
1090 | ||
10274989 | 1091 | if (we->waker == -1) |
6f8d67fa | 1092 | svg_interrupt(we->time, to, we->backtrace); |
10274989 | 1093 | else if (from && to && abs(from - to) == 1) |
6f8d67fa | 1094 | svg_wakeline(we->time, from, to, we->backtrace); |
10274989 | 1095 | else |
6f8d67fa SF |
1096 | svg_partial_wakeline(we->time, from, task_from, to, |
1097 | task_to, we->backtrace); | |
10274989 | 1098 | we = we->next; |
3bc2a39c AV |
1099 | |
1100 | free(task_from); | |
1101 | free(task_to); | |
10274989 AV |
1102 | } |
1103 | } | |
1104 | ||
5e22f6d2 | 1105 | static void draw_cpu_usage(struct timechart *tchart) |
10274989 AV |
1106 | { |
1107 | struct per_pid *p; | |
1108 | struct per_pidcomm *c; | |
1109 | struct cpu_sample *sample; | |
5e22f6d2 | 1110 | p = tchart->all_data; |
10274989 AV |
1111 | while (p) { |
1112 | c = p->all; | |
1113 | while (c) { | |
1114 | sample = c->samples; | |
1115 | while (sample) { | |
8b6dcca0 SF |
1116 | if (sample->type == TYPE_RUNNING) { |
1117 | svg_process(sample->cpu, | |
1118 | sample->start_time, | |
1119 | sample->end_time, | |
de996228 | 1120 | p->pid, |
8b6dcca0 SF |
1121 | c->comm, |
1122 | sample->backtrace); | |
1123 | } | |
10274989 AV |
1124 | |
1125 | sample = sample->next; | |
1126 | } | |
1127 | c = c->next; | |
1128 | } | |
1129 | p = p->next; | |
1130 | } | |
1131 | } | |
1132 | ||
b97b59b9 SF |
1133 | static void draw_io_bars(struct timechart *tchart) |
1134 | { | |
1135 | const char *suf; | |
1136 | double bytes; | |
1137 | char comm[256]; | |
1138 | struct per_pid *p; | |
1139 | struct per_pidcomm *c; | |
1140 | struct io_sample *sample; | |
1141 | int Y = 1; | |
1142 | ||
1143 | p = tchart->all_data; | |
1144 | while (p) { | |
1145 | c = p->all; | |
1146 | while (c) { | |
1147 | if (!c->display) { | |
1148 | c->Y = 0; | |
1149 | c = c->next; | |
1150 | continue; | |
1151 | } | |
1152 | ||
1153 | svg_box(Y, c->start_time, c->end_time, "process3"); | |
1154 | sample = c->io_samples; | |
1155 | for (sample = c->io_samples; sample; sample = sample->next) { | |
1156 | double h = (double)sample->bytes / c->max_bytes; | |
1157 | ||
d243144a SF |
1158 | if (tchart->skip_eagain && |
1159 | sample->err == -EAGAIN) | |
1160 | continue; | |
1161 | ||
b97b59b9 SF |
1162 | if (sample->err) |
1163 | h = 1; | |
1164 | ||
1165 | if (sample->type == IOTYPE_SYNC) | |
1166 | svg_fbox(Y, | |
1167 | sample->start_time, | |
1168 | sample->end_time, | |
1169 | 1, | |
1170 | sample->err ? "error" : "sync", | |
1171 | sample->fd, | |
1172 | sample->err, | |
1173 | sample->merges); | |
1174 | else if (sample->type == IOTYPE_POLL) | |
1175 | svg_fbox(Y, | |
1176 | sample->start_time, | |
1177 | sample->end_time, | |
1178 | 1, | |
1179 | sample->err ? "error" : "poll", | |
1180 | sample->fd, | |
1181 | sample->err, | |
1182 | sample->merges); | |
1183 | else if (sample->type == IOTYPE_READ) | |
1184 | svg_ubox(Y, | |
1185 | sample->start_time, | |
1186 | sample->end_time, | |
1187 | h, | |
1188 | sample->err ? "error" : "disk", | |
1189 | sample->fd, | |
1190 | sample->err, | |
1191 | sample->merges); | |
1192 | else if (sample->type == IOTYPE_WRITE) | |
1193 | svg_lbox(Y, | |
1194 | sample->start_time, | |
1195 | sample->end_time, | |
1196 | h, | |
1197 | sample->err ? "error" : "disk", | |
1198 | sample->fd, | |
1199 | sample->err, | |
1200 | sample->merges); | |
1201 | else if (sample->type == IOTYPE_RX) | |
1202 | svg_ubox(Y, | |
1203 | sample->start_time, | |
1204 | sample->end_time, | |
1205 | h, | |
1206 | sample->err ? "error" : "net", | |
1207 | sample->fd, | |
1208 | sample->err, | |
1209 | sample->merges); | |
1210 | else if (sample->type == IOTYPE_TX) | |
1211 | svg_lbox(Y, | |
1212 | sample->start_time, | |
1213 | sample->end_time, | |
1214 | h, | |
1215 | sample->err ? "error" : "net", | |
1216 | sample->fd, | |
1217 | sample->err, | |
1218 | sample->merges); | |
1219 | } | |
1220 | ||
1221 | suf = ""; | |
1222 | bytes = c->total_bytes; | |
1223 | if (bytes > 1024) { | |
1224 | bytes = bytes / 1024; | |
1225 | suf = "K"; | |
1226 | } | |
1227 | if (bytes > 1024) { | |
1228 | bytes = bytes / 1024; | |
1229 | suf = "M"; | |
1230 | } | |
1231 | if (bytes > 1024) { | |
1232 | bytes = bytes / 1024; | |
1233 | suf = "G"; | |
1234 | } | |
1235 | ||
1236 | ||
1237 | sprintf(comm, "%s:%i (%3.1f %sbytes)", c->comm ?: "", p->pid, bytes, suf); | |
1238 | svg_text(Y, c->start_time, comm); | |
1239 | ||
1240 | c->Y = Y; | |
1241 | Y++; | |
1242 | c = c->next; | |
1243 | } | |
1244 | p = p->next; | |
1245 | } | |
1246 | } | |
1247 | ||
985b12e6 | 1248 | static void draw_process_bars(struct timechart *tchart) |
10274989 AV |
1249 | { |
1250 | struct per_pid *p; | |
1251 | struct per_pidcomm *c; | |
1252 | struct cpu_sample *sample; | |
1253 | int Y = 0; | |
1254 | ||
985b12e6 | 1255 | Y = 2 * tchart->numcpus + 2; |
10274989 | 1256 | |
5e22f6d2 | 1257 | p = tchart->all_data; |
10274989 AV |
1258 | while (p) { |
1259 | c = p->all; | |
1260 | while (c) { | |
1261 | if (!c->display) { | |
1262 | c->Y = 0; | |
1263 | c = c->next; | |
1264 | continue; | |
1265 | } | |
1266 | ||
a92fe7b3 | 1267 | svg_box(Y, c->start_time, c->end_time, "process"); |
10274989 AV |
1268 | sample = c->samples; |
1269 | while (sample) { | |
1270 | if (sample->type == TYPE_RUNNING) | |
6f8d67fa SF |
1271 | svg_running(Y, sample->cpu, |
1272 | sample->start_time, | |
1273 | sample->end_time, | |
1274 | sample->backtrace); | |
10274989 | 1275 | if (sample->type == TYPE_BLOCKED) |
6f8d67fa SF |
1276 | svg_blocked(Y, sample->cpu, |
1277 | sample->start_time, | |
1278 | sample->end_time, | |
1279 | sample->backtrace); | |
10274989 | 1280 | if (sample->type == TYPE_WAITING) |
6f8d67fa SF |
1281 | svg_waiting(Y, sample->cpu, |
1282 | sample->start_time, | |
1283 | sample->end_time, | |
1284 | sample->backtrace); | |
10274989 AV |
1285 | sample = sample->next; |
1286 | } | |
1287 | ||
1288 | if (c->comm) { | |
1289 | char comm[256]; | |
1290 | if (c->total_time > 5000000000) /* 5 seconds */ | |
1291 | sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / 1000000000.0); | |
1292 | else | |
1293 | sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / 1000000.0); | |
1294 | ||
1295 | svg_text(Y, c->start_time, comm); | |
1296 | } | |
1297 | c->Y = Y; | |
1298 | Y++; | |
1299 | c = c->next; | |
1300 | } | |
1301 | p = p->next; | |
1302 | } | |
1303 | } | |
1304 | ||
bbe2987b AV |
1305 | static void add_process_filter(const char *string) |
1306 | { | |
e0dcd6fb ACM |
1307 | int pid = strtoull(string, NULL, 10); |
1308 | struct process_filter *filt = malloc(sizeof(*filt)); | |
bbe2987b | 1309 | |
bbe2987b AV |
1310 | if (!filt) |
1311 | return; | |
1312 | ||
1313 | filt->name = strdup(string); | |
1314 | filt->pid = pid; | |
1315 | filt->next = process_filter; | |
1316 | ||
1317 | process_filter = filt; | |
1318 | } | |
1319 | ||
1320 | static int passes_filter(struct per_pid *p, struct per_pidcomm *c) | |
1321 | { | |
1322 | struct process_filter *filt; | |
1323 | if (!process_filter) | |
1324 | return 1; | |
1325 | ||
1326 | filt = process_filter; | |
1327 | while (filt) { | |
1328 | if (filt->pid && p->pid == filt->pid) | |
1329 | return 1; | |
1330 | if (strcmp(filt->name, c->comm) == 0) | |
1331 | return 1; | |
1332 | filt = filt->next; | |
1333 | } | |
1334 | return 0; | |
1335 | } | |
1336 | ||
985b12e6 | 1337 | static int determine_display_tasks_filtered(struct timechart *tchart) |
bbe2987b AV |
1338 | { |
1339 | struct per_pid *p; | |
1340 | struct per_pidcomm *c; | |
1341 | int count = 0; | |
1342 | ||
5e22f6d2 | 1343 | p = tchart->all_data; |
bbe2987b AV |
1344 | while (p) { |
1345 | p->display = 0; | |
1346 | if (p->start_time == 1) | |
985b12e6 | 1347 | p->start_time = tchart->first_time; |
bbe2987b AV |
1348 | |
1349 | /* no exit marker, task kept running to the end */ | |
1350 | if (p->end_time == 0) | |
985b12e6 | 1351 | p->end_time = tchart->last_time; |
bbe2987b AV |
1352 | |
1353 | c = p->all; | |
1354 | ||
1355 | while (c) { | |
1356 | c->display = 0; | |
1357 | ||
1358 | if (c->start_time == 1) | |
985b12e6 | 1359 | c->start_time = tchart->first_time; |
bbe2987b AV |
1360 | |
1361 | if (passes_filter(p, c)) { | |
1362 | c->display = 1; | |
1363 | p->display = 1; | |
1364 | count++; | |
1365 | } | |
1366 | ||
1367 | if (c->end_time == 0) | |
985b12e6 | 1368 | c->end_time = tchart->last_time; |
bbe2987b AV |
1369 | |
1370 | c = c->next; | |
1371 | } | |
1372 | p = p->next; | |
1373 | } | |
1374 | return count; | |
1375 | } | |
1376 | ||
985b12e6 | 1377 | static int determine_display_tasks(struct timechart *tchart, u64 threshold) |
10274989 AV |
1378 | { |
1379 | struct per_pid *p; | |
1380 | struct per_pidcomm *c; | |
1381 | int count = 0; | |
1382 | ||
5e22f6d2 | 1383 | p = tchart->all_data; |
10274989 AV |
1384 | while (p) { |
1385 | p->display = 0; | |
1386 | if (p->start_time == 1) | |
985b12e6 | 1387 | p->start_time = tchart->first_time; |
10274989 AV |
1388 | |
1389 | /* no exit marker, task kept running to the end */ | |
1390 | if (p->end_time == 0) | |
985b12e6 | 1391 | p->end_time = tchart->last_time; |
753c505d | 1392 | if (p->total_time >= threshold) |
10274989 AV |
1393 | p->display = 1; |
1394 | ||
1395 | c = p->all; | |
1396 | ||
1397 | while (c) { | |
1398 | c->display = 0; | |
1399 | ||
1400 | if (c->start_time == 1) | |
985b12e6 | 1401 | c->start_time = tchart->first_time; |
10274989 | 1402 | |
753c505d | 1403 | if (c->total_time >= threshold) { |
10274989 AV |
1404 | c->display = 1; |
1405 | count++; | |
1406 | } | |
1407 | ||
1408 | if (c->end_time == 0) | |
985b12e6 | 1409 | c->end_time = tchart->last_time; |
10274989 AV |
1410 | |
1411 | c = c->next; | |
1412 | } | |
1413 | p = p->next; | |
1414 | } | |
1415 | return count; | |
1416 | } | |
1417 | ||
b97b59b9 SF |
1418 | static int determine_display_io_tasks(struct timechart *timechart, u64 threshold) |
1419 | { | |
1420 | struct per_pid *p; | |
1421 | struct per_pidcomm *c; | |
1422 | int count = 0; | |
1423 | ||
1424 | p = timechart->all_data; | |
1425 | while (p) { | |
1426 | /* no exit marker, task kept running to the end */ | |
1427 | if (p->end_time == 0) | |
1428 | p->end_time = timechart->last_time; | |
1429 | ||
1430 | c = p->all; | |
1431 | ||
1432 | while (c) { | |
1433 | c->display = 0; | |
1434 | ||
1435 | if (c->total_bytes >= threshold) { | |
1436 | c->display = 1; | |
1437 | count++; | |
1438 | } | |
10274989 | 1439 | |
b97b59b9 SF |
1440 | if (c->end_time == 0) |
1441 | c->end_time = timechart->last_time; | |
1442 | ||
1443 | c = c->next; | |
1444 | } | |
1445 | p = p->next; | |
1446 | } | |
1447 | return count; | |
1448 | } | |
10274989 | 1449 | |
b97b59b9 | 1450 | #define BYTES_THRESH (1 * 1024 * 1024) |
10274989 AV |
1451 | #define TIME_THRESH 10000000 |
1452 | ||
985b12e6 | 1453 | static void write_svg_file(struct timechart *tchart, const char *filename) |
10274989 AV |
1454 | { |
1455 | u64 i; | |
1456 | int count; | |
b97b59b9 | 1457 | int thresh = tchart->io_events ? BYTES_THRESH : TIME_THRESH; |
10274989 | 1458 | |
985b12e6 ACM |
1459 | if (tchart->power_only) |
1460 | tchart->proc_num = 0; | |
10274989 | 1461 | |
0a8eb275 SF |
1462 | /* We'd like to show at least proc_num tasks; |
1463 | * be less picky if we have fewer */ | |
1464 | do { | |
b97b59b9 SF |
1465 | if (process_filter) |
1466 | count = determine_display_tasks_filtered(tchart); | |
1467 | else if (tchart->io_events) | |
1468 | count = determine_display_io_tasks(tchart, thresh); | |
1469 | else | |
1470 | count = determine_display_tasks(tchart, thresh); | |
0a8eb275 | 1471 | thresh /= 10; |
985b12e6 | 1472 | } while (!process_filter && thresh && count < tchart->proc_num); |
10274989 | 1473 | |
3415d8b8 SF |
1474 | if (!tchart->proc_num) |
1475 | count = 0; | |
1476 | ||
b97b59b9 SF |
1477 | if (tchart->io_events) { |
1478 | open_svg(filename, 0, count, tchart->first_time, tchart->last_time); | |
10274989 | 1479 | |
b97b59b9 SF |
1480 | svg_time_grid(0.5); |
1481 | svg_io_legenda(); | |
10274989 | 1482 | |
b97b59b9 SF |
1483 | draw_io_bars(tchart); |
1484 | } else { | |
1485 | open_svg(filename, tchart->numcpus, count, tchart->first_time, tchart->last_time); | |
10274989 | 1486 | |
b97b59b9 SF |
1487 | svg_time_grid(0); |
1488 | ||
1489 | svg_legenda(); | |
1490 | ||
1491 | for (i = 0; i < tchart->numcpus; i++) | |
1492 | svg_cpu_box(i, tchart->max_freq, tchart->turbo_frequency); | |
1493 | ||
1494 | draw_cpu_usage(tchart); | |
1495 | if (tchart->proc_num) | |
1496 | draw_process_bars(tchart); | |
1497 | if (!tchart->tasks_only) | |
1498 | draw_c_p_states(tchart); | |
1499 | if (tchart->proc_num) | |
1500 | draw_wakeups(tchart); | |
1501 | } | |
10274989 AV |
1502 | |
1503 | svg_close(); | |
1504 | } | |
1505 | ||
58b9a18e SF |
1506 | static int process_header(struct perf_file_section *section __maybe_unused, |
1507 | struct perf_header *ph, | |
1508 | int feat, | |
1509 | int fd __maybe_unused, | |
1510 | void *data) | |
1511 | { | |
1512 | struct timechart *tchart = data; | |
1513 | ||
1514 | switch (feat) { | |
1515 | case HEADER_NRCPUS: | |
1516 | tchart->numcpus = ph->env.nr_cpus_avail; | |
1517 | break; | |
c5079997 SF |
1518 | |
1519 | case HEADER_CPU_TOPOLOGY: | |
1520 | if (!tchart->topology) | |
1521 | break; | |
1522 | ||
1523 | if (svg_build_topology_map(ph->env.sibling_cores, | |
1524 | ph->env.nr_sibling_cores, | |
1525 | ph->env.sibling_threads, | |
1526 | ph->env.nr_sibling_threads)) | |
1527 | fprintf(stderr, "problem building topology\n"); | |
1528 | break; | |
1529 | ||
58b9a18e SF |
1530 | default: |
1531 | break; | |
1532 | } | |
1533 | ||
1534 | return 0; | |
1535 | } | |
1536 | ||
985b12e6 | 1537 | static int __cmd_timechart(struct timechart *tchart, const char *output_name) |
5cbd0805 | 1538 | { |
5936678e JO |
1539 | const struct perf_evsel_str_handler power_tracepoints[] = { |
1540 | { "power:cpu_idle", process_sample_cpu_idle }, | |
1541 | { "power:cpu_frequency", process_sample_cpu_frequency }, | |
1542 | { "sched:sched_wakeup", process_sample_sched_wakeup }, | |
1543 | { "sched:sched_switch", process_sample_sched_switch }, | |
1544 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1545 | { "power:power_start", process_sample_power_start }, | |
1546 | { "power:power_end", process_sample_power_end }, | |
1547 | { "power:power_frequency", process_sample_power_frequency }, | |
1548 | #endif | |
b97b59b9 SF |
1549 | |
1550 | { "syscalls:sys_enter_read", process_enter_read }, | |
1551 | { "syscalls:sys_enter_pread64", process_enter_read }, | |
1552 | { "syscalls:sys_enter_readv", process_enter_read }, | |
1553 | { "syscalls:sys_enter_preadv", process_enter_read }, | |
1554 | { "syscalls:sys_enter_write", process_enter_write }, | |
1555 | { "syscalls:sys_enter_pwrite64", process_enter_write }, | |
1556 | { "syscalls:sys_enter_writev", process_enter_write }, | |
1557 | { "syscalls:sys_enter_pwritev", process_enter_write }, | |
1558 | { "syscalls:sys_enter_sync", process_enter_sync }, | |
1559 | { "syscalls:sys_enter_sync_file_range", process_enter_sync }, | |
1560 | { "syscalls:sys_enter_fsync", process_enter_sync }, | |
1561 | { "syscalls:sys_enter_msync", process_enter_sync }, | |
1562 | { "syscalls:sys_enter_recvfrom", process_enter_rx }, | |
1563 | { "syscalls:sys_enter_recvmmsg", process_enter_rx }, | |
1564 | { "syscalls:sys_enter_recvmsg", process_enter_rx }, | |
1565 | { "syscalls:sys_enter_sendto", process_enter_tx }, | |
1566 | { "syscalls:sys_enter_sendmsg", process_enter_tx }, | |
1567 | { "syscalls:sys_enter_sendmmsg", process_enter_tx }, | |
1568 | { "syscalls:sys_enter_epoll_pwait", process_enter_poll }, | |
1569 | { "syscalls:sys_enter_epoll_wait", process_enter_poll }, | |
1570 | { "syscalls:sys_enter_poll", process_enter_poll }, | |
1571 | { "syscalls:sys_enter_ppoll", process_enter_poll }, | |
1572 | { "syscalls:sys_enter_pselect6", process_enter_poll }, | |
1573 | { "syscalls:sys_enter_select", process_enter_poll }, | |
1574 | ||
1575 | { "syscalls:sys_exit_read", process_exit_read }, | |
1576 | { "syscalls:sys_exit_pread64", process_exit_read }, | |
1577 | { "syscalls:sys_exit_readv", process_exit_read }, | |
1578 | { "syscalls:sys_exit_preadv", process_exit_read }, | |
1579 | { "syscalls:sys_exit_write", process_exit_write }, | |
1580 | { "syscalls:sys_exit_pwrite64", process_exit_write }, | |
1581 | { "syscalls:sys_exit_writev", process_exit_write }, | |
1582 | { "syscalls:sys_exit_pwritev", process_exit_write }, | |
1583 | { "syscalls:sys_exit_sync", process_exit_sync }, | |
1584 | { "syscalls:sys_exit_sync_file_range", process_exit_sync }, | |
1585 | { "syscalls:sys_exit_fsync", process_exit_sync }, | |
1586 | { "syscalls:sys_exit_msync", process_exit_sync }, | |
1587 | { "syscalls:sys_exit_recvfrom", process_exit_rx }, | |
1588 | { "syscalls:sys_exit_recvmmsg", process_exit_rx }, | |
1589 | { "syscalls:sys_exit_recvmsg", process_exit_rx }, | |
1590 | { "syscalls:sys_exit_sendto", process_exit_tx }, | |
1591 | { "syscalls:sys_exit_sendmsg", process_exit_tx }, | |
1592 | { "syscalls:sys_exit_sendmmsg", process_exit_tx }, | |
1593 | { "syscalls:sys_exit_epoll_pwait", process_exit_poll }, | |
1594 | { "syscalls:sys_exit_epoll_wait", process_exit_poll }, | |
1595 | { "syscalls:sys_exit_poll", process_exit_poll }, | |
1596 | { "syscalls:sys_exit_ppoll", process_exit_poll }, | |
1597 | { "syscalls:sys_exit_pselect6", process_exit_poll }, | |
1598 | { "syscalls:sys_exit_select", process_exit_poll }, | |
5936678e | 1599 | }; |
f5fc1412 JO |
1600 | struct perf_data_file file = { |
1601 | .path = input_name, | |
1602 | .mode = PERF_DATA_MODE_READ, | |
44f7e432 | 1603 | .force = tchart->force, |
f5fc1412 JO |
1604 | }; |
1605 | ||
1606 | struct perf_session *session = perf_session__new(&file, false, | |
985b12e6 | 1607 | &tchart->tool); |
d549c769 | 1608 | int ret = -EINVAL; |
10274989 | 1609 | |
94c744b6 | 1610 | if (session == NULL) |
52e02834 | 1611 | return -1; |
94c744b6 | 1612 | |
0a7e6d1b | 1613 | symbol__init(&session->header.env); |
dc5c8190 | 1614 | |
58b9a18e SF |
1615 | (void)perf_header__process_sections(&session->header, |
1616 | perf_data_file__fd(session->file), | |
1617 | tchart, | |
1618 | process_header); | |
1619 | ||
d549c769 ACM |
1620 | if (!perf_session__has_traces(session, "timechart record")) |
1621 | goto out_delete; | |
1622 | ||
5936678e JO |
1623 | if (perf_session__set_tracepoints_handlers(session, |
1624 | power_tracepoints)) { | |
1625 | pr_err("Initializing session tracepoint handlers failed\n"); | |
1626 | goto out_delete; | |
1627 | } | |
1628 | ||
b7b61cbe | 1629 | ret = perf_session__process_events(session); |
5cbd0805 | 1630 | if (ret) |
94c744b6 | 1631 | goto out_delete; |
10274989 | 1632 | |
985b12e6 | 1633 | end_sample_processing(tchart); |
10274989 | 1634 | |
5e22f6d2 | 1635 | sort_pids(tchart); |
10274989 | 1636 | |
985b12e6 | 1637 | write_svg_file(tchart, output_name); |
10274989 | 1638 | |
6beba7ad | 1639 | pr_info("Written %2.1f seconds of trace to %s.\n", |
985b12e6 | 1640 | (tchart->last_time - tchart->first_time) / 1000000000.0, output_name); |
94c744b6 ACM |
1641 | out_delete: |
1642 | perf_session__delete(session); | |
1643 | return ret; | |
10274989 AV |
1644 | } |
1645 | ||
b97b59b9 SF |
1646 | static int timechart__io_record(int argc, const char **argv) |
1647 | { | |
1648 | unsigned int rec_argc, i; | |
1649 | const char **rec_argv; | |
1650 | const char **p; | |
1651 | char *filter = NULL; | |
1652 | ||
1653 | const char * const common_args[] = { | |
1654 | "record", "-a", "-R", "-c", "1", | |
1655 | }; | |
1656 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1657 | ||
1658 | const char * const disk_events[] = { | |
1659 | "syscalls:sys_enter_read", | |
1660 | "syscalls:sys_enter_pread64", | |
1661 | "syscalls:sys_enter_readv", | |
1662 | "syscalls:sys_enter_preadv", | |
1663 | "syscalls:sys_enter_write", | |
1664 | "syscalls:sys_enter_pwrite64", | |
1665 | "syscalls:sys_enter_writev", | |
1666 | "syscalls:sys_enter_pwritev", | |
1667 | "syscalls:sys_enter_sync", | |
1668 | "syscalls:sys_enter_sync_file_range", | |
1669 | "syscalls:sys_enter_fsync", | |
1670 | "syscalls:sys_enter_msync", | |
1671 | ||
1672 | "syscalls:sys_exit_read", | |
1673 | "syscalls:sys_exit_pread64", | |
1674 | "syscalls:sys_exit_readv", | |
1675 | "syscalls:sys_exit_preadv", | |
1676 | "syscalls:sys_exit_write", | |
1677 | "syscalls:sys_exit_pwrite64", | |
1678 | "syscalls:sys_exit_writev", | |
1679 | "syscalls:sys_exit_pwritev", | |
1680 | "syscalls:sys_exit_sync", | |
1681 | "syscalls:sys_exit_sync_file_range", | |
1682 | "syscalls:sys_exit_fsync", | |
1683 | "syscalls:sys_exit_msync", | |
1684 | }; | |
1685 | unsigned int disk_events_nr = ARRAY_SIZE(disk_events); | |
1686 | ||
1687 | const char * const net_events[] = { | |
1688 | "syscalls:sys_enter_recvfrom", | |
1689 | "syscalls:sys_enter_recvmmsg", | |
1690 | "syscalls:sys_enter_recvmsg", | |
1691 | "syscalls:sys_enter_sendto", | |
1692 | "syscalls:sys_enter_sendmsg", | |
1693 | "syscalls:sys_enter_sendmmsg", | |
1694 | ||
1695 | "syscalls:sys_exit_recvfrom", | |
1696 | "syscalls:sys_exit_recvmmsg", | |
1697 | "syscalls:sys_exit_recvmsg", | |
1698 | "syscalls:sys_exit_sendto", | |
1699 | "syscalls:sys_exit_sendmsg", | |
1700 | "syscalls:sys_exit_sendmmsg", | |
1701 | }; | |
1702 | unsigned int net_events_nr = ARRAY_SIZE(net_events); | |
1703 | ||
1704 | const char * const poll_events[] = { | |
1705 | "syscalls:sys_enter_epoll_pwait", | |
1706 | "syscalls:sys_enter_epoll_wait", | |
1707 | "syscalls:sys_enter_poll", | |
1708 | "syscalls:sys_enter_ppoll", | |
1709 | "syscalls:sys_enter_pselect6", | |
1710 | "syscalls:sys_enter_select", | |
1711 | ||
1712 | "syscalls:sys_exit_epoll_pwait", | |
1713 | "syscalls:sys_exit_epoll_wait", | |
1714 | "syscalls:sys_exit_poll", | |
1715 | "syscalls:sys_exit_ppoll", | |
1716 | "syscalls:sys_exit_pselect6", | |
1717 | "syscalls:sys_exit_select", | |
1718 | }; | |
1719 | unsigned int poll_events_nr = ARRAY_SIZE(poll_events); | |
1720 | ||
1721 | rec_argc = common_args_nr + | |
1722 | disk_events_nr * 4 + | |
1723 | net_events_nr * 4 + | |
1724 | poll_events_nr * 4 + | |
1725 | argc; | |
1726 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
1727 | ||
1728 | if (rec_argv == NULL) | |
1729 | return -ENOMEM; | |
1730 | ||
1731 | if (asprintf(&filter, "common_pid != %d", getpid()) < 0) | |
1732 | return -ENOMEM; | |
1733 | ||
1734 | p = rec_argv; | |
1735 | for (i = 0; i < common_args_nr; i++) | |
1736 | *p++ = strdup(common_args[i]); | |
1737 | ||
1738 | for (i = 0; i < disk_events_nr; i++) { | |
1739 | if (!is_valid_tracepoint(disk_events[i])) { | |
1740 | rec_argc -= 4; | |
1741 | continue; | |
1742 | } | |
1743 | ||
1744 | *p++ = "-e"; | |
1745 | *p++ = strdup(disk_events[i]); | |
1746 | *p++ = "--filter"; | |
1747 | *p++ = filter; | |
1748 | } | |
1749 | for (i = 0; i < net_events_nr; i++) { | |
1750 | if (!is_valid_tracepoint(net_events[i])) { | |
1751 | rec_argc -= 4; | |
1752 | continue; | |
1753 | } | |
1754 | ||
1755 | *p++ = "-e"; | |
1756 | *p++ = strdup(net_events[i]); | |
1757 | *p++ = "--filter"; | |
1758 | *p++ = filter; | |
1759 | } | |
1760 | for (i = 0; i < poll_events_nr; i++) { | |
1761 | if (!is_valid_tracepoint(poll_events[i])) { | |
1762 | rec_argc -= 4; | |
1763 | continue; | |
1764 | } | |
1765 | ||
1766 | *p++ = "-e"; | |
1767 | *p++ = strdup(poll_events[i]); | |
1768 | *p++ = "--filter"; | |
1769 | *p++ = filter; | |
1770 | } | |
1771 | ||
1772 | for (i = 0; i < (unsigned int)argc; i++) | |
1773 | *p++ = argv[i]; | |
1774 | ||
1775 | return cmd_record(rec_argc, rec_argv, NULL); | |
1776 | } | |
1777 | ||
1778 | ||
985b12e6 | 1779 | static int timechart__record(struct timechart *tchart, int argc, const char **argv) |
3c09eebd | 1780 | { |
367b3152 SF |
1781 | unsigned int rec_argc, i, j; |
1782 | const char **rec_argv; | |
1783 | const char **p; | |
1784 | unsigned int record_elems; | |
1785 | ||
1786 | const char * const common_args[] = { | |
4a4d371a | 1787 | "record", "-a", "-R", "-c", "1", |
367b3152 SF |
1788 | }; |
1789 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1790 | ||
6f8d67fa SF |
1791 | const char * const backtrace_args[] = { |
1792 | "-g", | |
1793 | }; | |
1794 | unsigned int backtrace_args_no = ARRAY_SIZE(backtrace_args); | |
1795 | ||
367b3152 SF |
1796 | const char * const power_args[] = { |
1797 | "-e", "power:cpu_frequency", | |
1798 | "-e", "power:cpu_idle", | |
1799 | }; | |
1800 | unsigned int power_args_nr = ARRAY_SIZE(power_args); | |
1801 | ||
1802 | const char * const old_power_args[] = { | |
1803 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
73bdc715 ACM |
1804 | "-e", "power:power_start", |
1805 | "-e", "power:power_end", | |
1806 | "-e", "power:power_frequency", | |
73bdc715 | 1807 | #endif |
367b3152 SF |
1808 | }; |
1809 | unsigned int old_power_args_nr = ARRAY_SIZE(old_power_args); | |
1810 | ||
1811 | const char * const tasks_args[] = { | |
73bdc715 ACM |
1812 | "-e", "sched:sched_wakeup", |
1813 | "-e", "sched:sched_switch", | |
1814 | }; | |
367b3152 | 1815 | unsigned int tasks_args_nr = ARRAY_SIZE(tasks_args); |
20c457b8 TR |
1816 | |
1817 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1818 | if (!is_valid_tracepoint("power:cpu_idle") && | |
1819 | is_valid_tracepoint("power:power_start")) { | |
1820 | use_old_power_events = 1; | |
367b3152 SF |
1821 | power_args_nr = 0; |
1822 | } else { | |
1823 | old_power_args_nr = 0; | |
20c457b8 TR |
1824 | } |
1825 | #endif | |
3c09eebd | 1826 | |
985b12e6 | 1827 | if (tchart->power_only) |
367b3152 SF |
1828 | tasks_args_nr = 0; |
1829 | ||
985b12e6 | 1830 | if (tchart->tasks_only) { |
367b3152 SF |
1831 | power_args_nr = 0; |
1832 | old_power_args_nr = 0; | |
1833 | } | |
1834 | ||
985b12e6 | 1835 | if (!tchart->with_backtrace) |
6f8d67fa SF |
1836 | backtrace_args_no = 0; |
1837 | ||
367b3152 | 1838 | record_elems = common_args_nr + tasks_args_nr + |
6f8d67fa | 1839 | power_args_nr + old_power_args_nr + backtrace_args_no; |
367b3152 SF |
1840 | |
1841 | rec_argc = record_elems + argc; | |
3c09eebd AV |
1842 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1843 | ||
ce47dc56 CS |
1844 | if (rec_argv == NULL) |
1845 | return -ENOMEM; | |
1846 | ||
367b3152 SF |
1847 | p = rec_argv; |
1848 | for (i = 0; i < common_args_nr; i++) | |
1849 | *p++ = strdup(common_args[i]); | |
1850 | ||
6f8d67fa SF |
1851 | for (i = 0; i < backtrace_args_no; i++) |
1852 | *p++ = strdup(backtrace_args[i]); | |
1853 | ||
367b3152 SF |
1854 | for (i = 0; i < tasks_args_nr; i++) |
1855 | *p++ = strdup(tasks_args[i]); | |
1856 | ||
1857 | for (i = 0; i < power_args_nr; i++) | |
1858 | *p++ = strdup(power_args[i]); | |
3c09eebd | 1859 | |
367b3152 SF |
1860 | for (i = 0; i < old_power_args_nr; i++) |
1861 | *p++ = strdup(old_power_args[i]); | |
3c09eebd | 1862 | |
263f89bf | 1863 | for (j = 0; j < (unsigned int)argc; j++) |
367b3152 SF |
1864 | *p++ = argv[j]; |
1865 | ||
1866 | return cmd_record(rec_argc, rec_argv, NULL); | |
3c09eebd AV |
1867 | } |
1868 | ||
bbe2987b | 1869 | static int |
1d037ca1 IT |
1870 | parse_process(const struct option *opt __maybe_unused, const char *arg, |
1871 | int __maybe_unused unset) | |
bbe2987b AV |
1872 | { |
1873 | if (arg) | |
1874 | add_process_filter(arg); | |
1875 | return 0; | |
1876 | } | |
1877 | ||
e57a2dff SF |
1878 | static int |
1879 | parse_highlight(const struct option *opt __maybe_unused, const char *arg, | |
1880 | int __maybe_unused unset) | |
1881 | { | |
1882 | unsigned long duration = strtoul(arg, NULL, 0); | |
1883 | ||
1884 | if (svg_highlight || svg_highlight_name) | |
1885 | return -1; | |
1886 | ||
1887 | if (duration) | |
1888 | svg_highlight = duration; | |
1889 | else | |
1890 | svg_highlight_name = strdup(arg); | |
1891 | ||
1892 | return 0; | |
1893 | } | |
1894 | ||
d243144a SF |
1895 | static int |
1896 | parse_time(const struct option *opt, const char *arg, int __maybe_unused unset) | |
1897 | { | |
1898 | char unit = 'n'; | |
1899 | u64 *value = opt->value; | |
1900 | ||
1901 | if (sscanf(arg, "%" PRIu64 "%cs", value, &unit) > 0) { | |
1902 | switch (unit) { | |
1903 | case 'm': | |
1904 | *value *= 1000000; | |
1905 | break; | |
1906 | case 'u': | |
1907 | *value *= 1000; | |
1908 | break; | |
1909 | case 'n': | |
1910 | break; | |
1911 | default: | |
1912 | return -1; | |
1913 | } | |
1914 | } | |
1915 | ||
1916 | return 0; | |
1917 | } | |
1918 | ||
73bdc715 ACM |
1919 | int cmd_timechart(int argc, const char **argv, |
1920 | const char *prefix __maybe_unused) | |
1921 | { | |
985b12e6 ACM |
1922 | struct timechart tchart = { |
1923 | .tool = { | |
1924 | .comm = process_comm_event, | |
1925 | .fork = process_fork_event, | |
1926 | .exit = process_exit_event, | |
1927 | .sample = process_sample_event, | |
0a8cb85c | 1928 | .ordered_events = true, |
985b12e6 ACM |
1929 | }, |
1930 | .proc_num = 15, | |
d243144a SF |
1931 | .min_time = 1000000, |
1932 | .merge_dist = 1000, | |
985b12e6 | 1933 | }; |
73bdc715 | 1934 | const char *output_name = "output.svg"; |
367b3152 | 1935 | const struct option timechart_options[] = { |
73bdc715 ACM |
1936 | OPT_STRING('i', "input", &input_name, "file", "input file name"), |
1937 | OPT_STRING('o', "output", &output_name, "file", "output file name"), | |
1938 | OPT_INTEGER('w', "width", &svg_page_width, "page width"), | |
e57a2dff SF |
1939 | OPT_CALLBACK(0, "highlight", NULL, "duration or task name", |
1940 | "highlight tasks. Pass duration in ns or process name.", | |
1941 | parse_highlight), | |
985b12e6 ACM |
1942 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1943 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
c87097d3 | 1944 | "output processes data only"), |
bbe2987b AV |
1945 | OPT_CALLBACK('p', "process", NULL, "process", |
1946 | "process selector. Pass a pid or process name.", | |
1947 | parse_process), | |
ec5761ea DA |
1948 | OPT_STRING(0, "symfs", &symbol_conf.symfs, "directory", |
1949 | "Look for files with symbols relative to this directory"), | |
985b12e6 | 1950 | OPT_INTEGER('n', "proc-num", &tchart.proc_num, |
54874e32 | 1951 | "min. number of tasks to print"), |
c5079997 SF |
1952 | OPT_BOOLEAN('t', "topology", &tchart.topology, |
1953 | "sort CPUs according to topology"), | |
d243144a SF |
1954 | OPT_BOOLEAN(0, "io-skip-eagain", &tchart.skip_eagain, |
1955 | "skip EAGAIN errors"), | |
1956 | OPT_CALLBACK(0, "io-min-time", &tchart.min_time, "time", | |
1957 | "all IO faster than min-time will visually appear longer", | |
1958 | parse_time), | |
1959 | OPT_CALLBACK(0, "io-merge-dist", &tchart.merge_dist, "time", | |
1960 | "merge events that are merge-dist us apart", | |
1961 | parse_time), | |
44f7e432 | 1962 | OPT_BOOLEAN('f', "force", &tchart.force, "don't complain, do it"), |
10274989 | 1963 | OPT_END() |
73bdc715 | 1964 | }; |
33ec0caf YS |
1965 | const char * const timechart_subcommands[] = { "record", NULL }; |
1966 | const char *timechart_usage[] = { | |
73bdc715 ACM |
1967 | "perf timechart [<options>] {record}", |
1968 | NULL | |
1969 | }; | |
10274989 | 1970 | |
e5b2c207 | 1971 | const struct option timechart_record_options[] = { |
985b12e6 ACM |
1972 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1973 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
367b3152 | 1974 | "output processes data only"), |
b97b59b9 SF |
1975 | OPT_BOOLEAN('I', "io-only", &tchart.io_only, |
1976 | "record only IO data"), | |
985b12e6 | 1977 | OPT_BOOLEAN('g', "callchain", &tchart.with_backtrace, "record callchain"), |
367b3152 SF |
1978 | OPT_END() |
1979 | }; | |
e5b2c207 | 1980 | const char * const timechart_record_usage[] = { |
367b3152 SF |
1981 | "perf timechart record [<options>]", |
1982 | NULL | |
1983 | }; | |
33ec0caf YS |
1984 | argc = parse_options_subcommand(argc, argv, timechart_options, timechart_subcommands, |
1985 | timechart_usage, PARSE_OPT_STOP_AT_NON_OPTION); | |
10274989 | 1986 | |
985b12e6 | 1987 | if (tchart.power_only && tchart.tasks_only) { |
c87097d3 SF |
1988 | pr_err("-P and -T options cannot be used at the same time.\n"); |
1989 | return -1; | |
1990 | } | |
1991 | ||
367b3152 | 1992 | if (argc && !strncmp(argv[0], "rec", 3)) { |
e5b2c207 NK |
1993 | argc = parse_options(argc, argv, timechart_record_options, |
1994 | timechart_record_usage, | |
367b3152 SF |
1995 | PARSE_OPT_STOP_AT_NON_OPTION); |
1996 | ||
985b12e6 | 1997 | if (tchart.power_only && tchart.tasks_only) { |
367b3152 SF |
1998 | pr_err("-P and -T options cannot be used at the same time.\n"); |
1999 | return -1; | |
2000 | } | |
2001 | ||
b97b59b9 SF |
2002 | if (tchart.io_only) |
2003 | return timechart__io_record(argc, argv); | |
2004 | else | |
2005 | return timechart__record(&tchart, argc, argv); | |
367b3152 SF |
2006 | } else if (argc) |
2007 | usage_with_options(timechart_usage, timechart_options); | |
10274989 AV |
2008 | |
2009 | setup_pager(); | |
2010 | ||
985b12e6 | 2011 | return __cmd_timechart(&tchart, output_name); |
10274989 | 2012 | } |