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 | 26 | #include <linux/rbtree.h> |
af4b2c97 | 27 | #include <linux/time64.h> |
10274989 | 28 | #include "util/symbol.h" |
10274989 AV |
29 | #include "util/callchain.h" |
30 | #include "util/strlist.h" | |
31 | ||
32 | #include "perf.h" | |
33 | #include "util/header.h" | |
4b6ab94e | 34 | #include <subcmd/parse-options.h> |
10274989 | 35 | #include "util/parse-events.h" |
5cbd0805 | 36 | #include "util/event.h" |
301a0b02 | 37 | #include "util/session.h" |
10274989 | 38 | #include "util/svghelper.h" |
45694aa7 | 39 | #include "util/tool.h" |
f5fc1412 | 40 | #include "util/data.h" |
84f5d36f | 41 | #include "util/debug.h" |
10274989 | 42 | |
20c457b8 TR |
43 | #define SUPPORT_OLD_POWER_EVENTS 1 |
44 | #define PWR_EVENT_EXIT -1 | |
45 | ||
5e22f6d2 | 46 | struct per_pid; |
66cc3ada | 47 | struct power_event; |
436b0da0 | 48 | struct wake_event; |
5e22f6d2 | 49 | |
985b12e6 ACM |
50 | struct timechart { |
51 | struct perf_tool tool; | |
5e22f6d2 | 52 | struct per_pid *all_data; |
66cc3ada | 53 | struct power_event *power_events; |
436b0da0 | 54 | struct wake_event *wake_events; |
985b12e6 ACM |
55 | int proc_num; |
56 | unsigned int numcpus; | |
57 | u64 min_freq, /* Lowest CPU frequency seen */ | |
58 | max_freq, /* Highest CPU frequency seen */ | |
59 | turbo_frequency, | |
60 | first_time, last_time; | |
61 | bool power_only, | |
62 | tasks_only, | |
c5079997 SF |
63 | with_backtrace, |
64 | topology; | |
86066064 | 65 | bool force; |
b97b59b9 | 66 | /* IO related settings */ |
d243144a SF |
67 | bool io_only, |
68 | skip_eagain; | |
86066064 | 69 | u64 io_events; |
d243144a SF |
70 | u64 min_time, |
71 | merge_dist; | |
985b12e6 | 72 | }; |
10274989 | 73 | |
10274989 | 74 | struct per_pidcomm; |
10274989 | 75 | struct cpu_sample; |
b97b59b9 | 76 | struct io_sample; |
10274989 AV |
77 | |
78 | /* | |
79 | * Datastructure layout: | |
80 | * We keep an list of "pid"s, matching the kernels notion of a task struct. | |
81 | * Each "pid" entry, has a list of "comm"s. | |
82 | * this is because we want to track different programs different, while | |
83 | * exec will reuse the original pid (by design). | |
84 | * Each comm has a list of samples that will be used to draw | |
85 | * final graph. | |
86 | */ | |
87 | ||
88 | struct per_pid { | |
89 | struct per_pid *next; | |
90 | ||
91 | int pid; | |
92 | int ppid; | |
93 | ||
94 | u64 start_time; | |
95 | u64 end_time; | |
96 | u64 total_time; | |
b97b59b9 | 97 | u64 total_bytes; |
10274989 AV |
98 | int display; |
99 | ||
100 | struct per_pidcomm *all; | |
101 | struct per_pidcomm *current; | |
10274989 AV |
102 | }; |
103 | ||
104 | ||
105 | struct per_pidcomm { | |
106 | struct per_pidcomm *next; | |
107 | ||
108 | u64 start_time; | |
109 | u64 end_time; | |
110 | u64 total_time; | |
b97b59b9 SF |
111 | u64 max_bytes; |
112 | u64 total_bytes; | |
10274989 AV |
113 | |
114 | int Y; | |
115 | int display; | |
116 | ||
117 | long state; | |
118 | u64 state_since; | |
119 | ||
120 | char *comm; | |
121 | ||
122 | struct cpu_sample *samples; | |
b97b59b9 | 123 | struct io_sample *io_samples; |
10274989 AV |
124 | }; |
125 | ||
126 | struct sample_wrapper { | |
127 | struct sample_wrapper *next; | |
128 | ||
129 | u64 timestamp; | |
130 | unsigned char data[0]; | |
131 | }; | |
132 | ||
133 | #define TYPE_NONE 0 | |
134 | #define TYPE_RUNNING 1 | |
135 | #define TYPE_WAITING 2 | |
136 | #define TYPE_BLOCKED 3 | |
137 | ||
138 | struct cpu_sample { | |
139 | struct cpu_sample *next; | |
140 | ||
141 | u64 start_time; | |
142 | u64 end_time; | |
143 | int type; | |
144 | int cpu; | |
6f8d67fa | 145 | const char *backtrace; |
10274989 AV |
146 | }; |
147 | ||
b97b59b9 SF |
148 | enum { |
149 | IOTYPE_READ, | |
150 | IOTYPE_WRITE, | |
151 | IOTYPE_SYNC, | |
152 | IOTYPE_TX, | |
153 | IOTYPE_RX, | |
154 | IOTYPE_POLL, | |
155 | }; | |
156 | ||
157 | struct io_sample { | |
158 | struct io_sample *next; | |
159 | ||
160 | u64 start_time; | |
161 | u64 end_time; | |
162 | u64 bytes; | |
163 | int type; | |
164 | int fd; | |
165 | int err; | |
166 | int merges; | |
167 | }; | |
168 | ||
10274989 AV |
169 | #define CSTATE 1 |
170 | #define PSTATE 2 | |
171 | ||
172 | struct power_event { | |
173 | struct power_event *next; | |
174 | int type; | |
175 | int state; | |
176 | u64 start_time; | |
177 | u64 end_time; | |
178 | int cpu; | |
179 | }; | |
180 | ||
181 | struct wake_event { | |
182 | struct wake_event *next; | |
183 | int waker; | |
184 | int wakee; | |
185 | u64 time; | |
6f8d67fa | 186 | const char *backtrace; |
10274989 AV |
187 | }; |
188 | ||
bbe2987b | 189 | struct process_filter { |
5cbd0805 LZ |
190 | char *name; |
191 | int pid; | |
192 | struct process_filter *next; | |
bbe2987b AV |
193 | }; |
194 | ||
195 | static struct process_filter *process_filter; | |
196 | ||
197 | ||
5e22f6d2 | 198 | static struct per_pid *find_create_pid(struct timechart *tchart, int pid) |
10274989 | 199 | { |
5e22f6d2 | 200 | struct per_pid *cursor = tchart->all_data; |
10274989 AV |
201 | |
202 | while (cursor) { | |
203 | if (cursor->pid == pid) | |
204 | return cursor; | |
205 | cursor = cursor->next; | |
206 | } | |
e0dcd6fb | 207 | cursor = zalloc(sizeof(*cursor)); |
10274989 | 208 | assert(cursor != NULL); |
10274989 | 209 | cursor->pid = pid; |
5e22f6d2 ACM |
210 | cursor->next = tchart->all_data; |
211 | tchart->all_data = cursor; | |
10274989 AV |
212 | return cursor; |
213 | } | |
214 | ||
5e22f6d2 | 215 | static void pid_set_comm(struct timechart *tchart, int pid, char *comm) |
10274989 AV |
216 | { |
217 | struct per_pid *p; | |
218 | struct per_pidcomm *c; | |
5e22f6d2 | 219 | p = find_create_pid(tchart, pid); |
10274989 AV |
220 | c = p->all; |
221 | while (c) { | |
222 | if (c->comm && strcmp(c->comm, comm) == 0) { | |
223 | p->current = c; | |
224 | return; | |
225 | } | |
226 | if (!c->comm) { | |
227 | c->comm = strdup(comm); | |
228 | p->current = c; | |
229 | return; | |
230 | } | |
231 | c = c->next; | |
232 | } | |
e0dcd6fb | 233 | c = zalloc(sizeof(*c)); |
10274989 | 234 | assert(c != NULL); |
10274989 AV |
235 | c->comm = strdup(comm); |
236 | p->current = c; | |
237 | c->next = p->all; | |
238 | p->all = c; | |
239 | } | |
240 | ||
5e22f6d2 | 241 | static void pid_fork(struct timechart *tchart, int pid, int ppid, u64 timestamp) |
10274989 AV |
242 | { |
243 | struct per_pid *p, *pp; | |
5e22f6d2 ACM |
244 | p = find_create_pid(tchart, pid); |
245 | pp = find_create_pid(tchart, ppid); | |
10274989 AV |
246 | p->ppid = ppid; |
247 | if (pp->current && pp->current->comm && !p->current) | |
5e22f6d2 | 248 | pid_set_comm(tchart, pid, pp->current->comm); |
10274989 AV |
249 | |
250 | p->start_time = timestamp; | |
962e310a | 251 | if (p->current && !p->current->start_time) { |
10274989 AV |
252 | p->current->start_time = timestamp; |
253 | p->current->state_since = timestamp; | |
254 | } | |
255 | } | |
256 | ||
5e22f6d2 | 257 | static void pid_exit(struct timechart *tchart, int pid, u64 timestamp) |
10274989 AV |
258 | { |
259 | struct per_pid *p; | |
5e22f6d2 | 260 | p = find_create_pid(tchart, pid); |
10274989 AV |
261 | p->end_time = timestamp; |
262 | if (p->current) | |
263 | p->current->end_time = timestamp; | |
264 | } | |
265 | ||
5e22f6d2 ACM |
266 | static void pid_put_sample(struct timechart *tchart, int pid, int type, |
267 | unsigned int cpu, u64 start, u64 end, | |
268 | const char *backtrace) | |
10274989 AV |
269 | { |
270 | struct per_pid *p; | |
271 | struct per_pidcomm *c; | |
272 | struct cpu_sample *sample; | |
273 | ||
5e22f6d2 | 274 | p = find_create_pid(tchart, pid); |
10274989 AV |
275 | c = p->current; |
276 | if (!c) { | |
e0dcd6fb | 277 | c = zalloc(sizeof(*c)); |
10274989 | 278 | assert(c != NULL); |
10274989 AV |
279 | p->current = c; |
280 | c->next = p->all; | |
281 | p->all = c; | |
282 | } | |
283 | ||
e0dcd6fb | 284 | sample = zalloc(sizeof(*sample)); |
10274989 | 285 | assert(sample != NULL); |
10274989 AV |
286 | sample->start_time = start; |
287 | sample->end_time = end; | |
288 | sample->type = type; | |
289 | sample->next = c->samples; | |
290 | sample->cpu = cpu; | |
6f8d67fa | 291 | sample->backtrace = backtrace; |
10274989 AV |
292 | c->samples = sample; |
293 | ||
294 | if (sample->type == TYPE_RUNNING && end > start && start > 0) { | |
295 | c->total_time += (end-start); | |
296 | p->total_time += (end-start); | |
297 | } | |
298 | ||
299 | if (c->start_time == 0 || c->start_time > start) | |
300 | c->start_time = start; | |
301 | if (p->start_time == 0 || p->start_time > start) | |
302 | p->start_time = start; | |
10274989 AV |
303 | } |
304 | ||
305 | #define MAX_CPUS 4096 | |
306 | ||
307 | static u64 cpus_cstate_start_times[MAX_CPUS]; | |
308 | static int cpus_cstate_state[MAX_CPUS]; | |
309 | static u64 cpus_pstate_start_times[MAX_CPUS]; | |
310 | static u64 cpus_pstate_state[MAX_CPUS]; | |
311 | ||
5e22f6d2 | 312 | static int process_comm_event(struct perf_tool *tool, |
d20deb64 | 313 | union perf_event *event, |
1d037ca1 IT |
314 | struct perf_sample *sample __maybe_unused, |
315 | struct machine *machine __maybe_unused) | |
10274989 | 316 | { |
5e22f6d2 ACM |
317 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
318 | pid_set_comm(tchart, event->comm.tid, event->comm.comm); | |
10274989 AV |
319 | return 0; |
320 | } | |
d8f66248 | 321 | |
5e22f6d2 | 322 | static int process_fork_event(struct perf_tool *tool, |
d20deb64 | 323 | union perf_event *event, |
1d037ca1 IT |
324 | struct perf_sample *sample __maybe_unused, |
325 | struct machine *machine __maybe_unused) | |
10274989 | 326 | { |
5e22f6d2 ACM |
327 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
328 | pid_fork(tchart, event->fork.pid, event->fork.ppid, event->fork.time); | |
10274989 AV |
329 | return 0; |
330 | } | |
331 | ||
5e22f6d2 | 332 | static int process_exit_event(struct perf_tool *tool, |
d20deb64 | 333 | union perf_event *event, |
1d037ca1 IT |
334 | struct perf_sample *sample __maybe_unused, |
335 | struct machine *machine __maybe_unused) | |
10274989 | 336 | { |
5e22f6d2 ACM |
337 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
338 | pid_exit(tchart, event->fork.pid, event->fork.time); | |
10274989 AV |
339 | return 0; |
340 | } | |
341 | ||
20c457b8 TR |
342 | #ifdef SUPPORT_OLD_POWER_EVENTS |
343 | static int use_old_power_events; | |
20c457b8 TR |
344 | #endif |
345 | ||
10274989 AV |
346 | static void c_state_start(int cpu, u64 timestamp, int state) |
347 | { | |
348 | cpus_cstate_start_times[cpu] = timestamp; | |
349 | cpus_cstate_state[cpu] = state; | |
350 | } | |
351 | ||
66cc3ada | 352 | static void c_state_end(struct timechart *tchart, int cpu, u64 timestamp) |
10274989 | 353 | { |
e0dcd6fb ACM |
354 | struct power_event *pwr = zalloc(sizeof(*pwr)); |
355 | ||
10274989 AV |
356 | if (!pwr) |
357 | return; | |
10274989 AV |
358 | |
359 | pwr->state = cpus_cstate_state[cpu]; | |
360 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
361 | pwr->end_time = timestamp; | |
362 | pwr->cpu = cpu; | |
363 | pwr->type = CSTATE; | |
66cc3ada | 364 | pwr->next = tchart->power_events; |
10274989 | 365 | |
66cc3ada | 366 | tchart->power_events = pwr; |
10274989 AV |
367 | } |
368 | ||
985b12e6 | 369 | static void p_state_change(struct timechart *tchart, int cpu, u64 timestamp, u64 new_freq) |
10274989 AV |
370 | { |
371 | struct power_event *pwr; | |
10274989 AV |
372 | |
373 | if (new_freq > 8000000) /* detect invalid data */ | |
374 | return; | |
375 | ||
e0dcd6fb | 376 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
377 | if (!pwr) |
378 | return; | |
10274989 AV |
379 | |
380 | pwr->state = cpus_pstate_state[cpu]; | |
381 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
382 | pwr->end_time = timestamp; | |
383 | pwr->cpu = cpu; | |
384 | pwr->type = PSTATE; | |
66cc3ada | 385 | pwr->next = tchart->power_events; |
10274989 AV |
386 | |
387 | if (!pwr->start_time) | |
985b12e6 | 388 | pwr->start_time = tchart->first_time; |
10274989 | 389 | |
66cc3ada | 390 | tchart->power_events = pwr; |
10274989 AV |
391 | |
392 | cpus_pstate_state[cpu] = new_freq; | |
393 | cpus_pstate_start_times[cpu] = timestamp; | |
394 | ||
985b12e6 ACM |
395 | if ((u64)new_freq > tchart->max_freq) |
396 | tchart->max_freq = new_freq; | |
10274989 | 397 | |
985b12e6 ACM |
398 | if (new_freq < tchart->min_freq || tchart->min_freq == 0) |
399 | tchart->min_freq = new_freq; | |
10274989 | 400 | |
985b12e6 ACM |
401 | if (new_freq == tchart->max_freq - 1000) |
402 | tchart->turbo_frequency = tchart->max_freq; | |
10274989 AV |
403 | } |
404 | ||
5e22f6d2 ACM |
405 | static void sched_wakeup(struct timechart *tchart, int cpu, u64 timestamp, |
406 | int waker, int wakee, u8 flags, const char *backtrace) | |
10274989 | 407 | { |
10274989 | 408 | struct per_pid *p; |
e0dcd6fb | 409 | struct wake_event *we = zalloc(sizeof(*we)); |
10274989 | 410 | |
10274989 AV |
411 | if (!we) |
412 | return; | |
413 | ||
10274989 | 414 | we->time = timestamp; |
3ed0d21e | 415 | we->waker = waker; |
6f8d67fa | 416 | we->backtrace = backtrace; |
10274989 | 417 | |
3ed0d21e | 418 | if ((flags & TRACE_FLAG_HARDIRQ) || (flags & TRACE_FLAG_SOFTIRQ)) |
10274989 AV |
419 | we->waker = -1; |
420 | ||
3ed0d21e | 421 | we->wakee = wakee; |
436b0da0 ACM |
422 | we->next = tchart->wake_events; |
423 | tchart->wake_events = we; | |
5e22f6d2 | 424 | p = find_create_pid(tchart, we->wakee); |
10274989 AV |
425 | |
426 | if (p && p->current && p->current->state == TYPE_NONE) { | |
427 | p->current->state_since = timestamp; | |
428 | p->current->state = TYPE_WAITING; | |
429 | } | |
430 | if (p && p->current && p->current->state == TYPE_BLOCKED) { | |
5e22f6d2 | 431 | pid_put_sample(tchart, p->pid, p->current->state, cpu, |
6f8d67fa | 432 | p->current->state_since, timestamp, NULL); |
10274989 AV |
433 | p->current->state_since = timestamp; |
434 | p->current->state = TYPE_WAITING; | |
435 | } | |
436 | } | |
437 | ||
5e22f6d2 ACM |
438 | static void sched_switch(struct timechart *tchart, int cpu, u64 timestamp, |
439 | int prev_pid, int next_pid, u64 prev_state, | |
440 | const char *backtrace) | |
10274989 AV |
441 | { |
442 | struct per_pid *p = NULL, *prev_p; | |
10274989 | 443 | |
5e22f6d2 | 444 | prev_p = find_create_pid(tchart, prev_pid); |
10274989 | 445 | |
5e22f6d2 | 446 | p = find_create_pid(tchart, next_pid); |
10274989 AV |
447 | |
448 | if (prev_p->current && prev_p->current->state != TYPE_NONE) | |
5e22f6d2 | 449 | pid_put_sample(tchart, prev_pid, TYPE_RUNNING, cpu, |
6f8d67fa SF |
450 | prev_p->current->state_since, timestamp, |
451 | backtrace); | |
10274989 AV |
452 | if (p && p->current) { |
453 | if (p->current->state != TYPE_NONE) | |
5e22f6d2 | 454 | pid_put_sample(tchart, next_pid, p->current->state, cpu, |
6f8d67fa SF |
455 | p->current->state_since, timestamp, |
456 | backtrace); | |
10274989 | 457 | |
33e26a1b JL |
458 | p->current->state_since = timestamp; |
459 | p->current->state = TYPE_RUNNING; | |
10274989 AV |
460 | } |
461 | ||
462 | if (prev_p->current) { | |
463 | prev_p->current->state = TYPE_NONE; | |
464 | prev_p->current->state_since = timestamp; | |
3ed0d21e | 465 | if (prev_state & 2) |
10274989 | 466 | prev_p->current->state = TYPE_BLOCKED; |
3ed0d21e | 467 | if (prev_state == 0) |
10274989 AV |
468 | prev_p->current->state = TYPE_WAITING; |
469 | } | |
470 | } | |
471 | ||
6f8d67fa SF |
472 | static const char *cat_backtrace(union perf_event *event, |
473 | struct perf_sample *sample, | |
474 | struct machine *machine) | |
475 | { | |
476 | struct addr_location al; | |
477 | unsigned int i; | |
478 | char *p = NULL; | |
479 | size_t p_len; | |
480 | u8 cpumode = PERF_RECORD_MISC_USER; | |
481 | struct addr_location tal; | |
482 | struct ip_callchain *chain = sample->callchain; | |
483 | FILE *f = open_memstream(&p, &p_len); | |
484 | ||
485 | if (!f) { | |
486 | perror("open_memstream error"); | |
487 | return NULL; | |
488 | } | |
489 | ||
490 | if (!chain) | |
491 | goto exit; | |
492 | ||
bb3eb566 | 493 | if (machine__resolve(machine, &al, sample) < 0) { |
6f8d67fa SF |
494 | fprintf(stderr, "problem processing %d event, skipping it.\n", |
495 | event->header.type); | |
496 | goto exit; | |
497 | } | |
498 | ||
499 | for (i = 0; i < chain->nr; i++) { | |
500 | u64 ip; | |
501 | ||
502 | if (callchain_param.order == ORDER_CALLEE) | |
503 | ip = chain->ips[i]; | |
504 | else | |
505 | ip = chain->ips[chain->nr - i - 1]; | |
506 | ||
507 | if (ip >= PERF_CONTEXT_MAX) { | |
508 | switch (ip) { | |
509 | case PERF_CONTEXT_HV: | |
510 | cpumode = PERF_RECORD_MISC_HYPERVISOR; | |
511 | break; | |
512 | case PERF_CONTEXT_KERNEL: | |
513 | cpumode = PERF_RECORD_MISC_KERNEL; | |
514 | break; | |
515 | case PERF_CONTEXT_USER: | |
516 | cpumode = PERF_RECORD_MISC_USER; | |
517 | break; | |
518 | default: | |
519 | pr_debug("invalid callchain context: " | |
520 | "%"PRId64"\n", (s64) ip); | |
521 | ||
522 | /* | |
523 | * It seems the callchain is corrupted. | |
524 | * Discard all. | |
525 | */ | |
04662523 | 526 | zfree(&p); |
b91fc39f | 527 | goto exit_put; |
6f8d67fa SF |
528 | } |
529 | continue; | |
530 | } | |
531 | ||
b3cef7f6 | 532 | tal.filtered = 0; |
bb871a9c | 533 | thread__find_addr_location(al.thread, cpumode, |
6f8d67fa SF |
534 | MAP__FUNCTION, ip, &tal); |
535 | ||
536 | if (tal.sym) | |
537 | fprintf(f, "..... %016" PRIx64 " %s\n", ip, | |
538 | tal.sym->name); | |
539 | else | |
540 | fprintf(f, "..... %016" PRIx64 "\n", ip); | |
541 | } | |
b91fc39f ACM |
542 | exit_put: |
543 | addr_location__put(&al); | |
6f8d67fa SF |
544 | exit: |
545 | fclose(f); | |
546 | ||
547 | return p; | |
548 | } | |
549 | ||
985b12e6 ACM |
550 | typedef int (*tracepoint_handler)(struct timechart *tchart, |
551 | struct perf_evsel *evsel, | |
6f8d67fa SF |
552 | struct perf_sample *sample, |
553 | const char *backtrace); | |
10274989 | 554 | |
985b12e6 | 555 | static int process_sample_event(struct perf_tool *tool, |
972ec653 | 556 | union perf_event *event, |
8d50e5b4 | 557 | struct perf_sample *sample, |
e3f42609 | 558 | struct perf_evsel *evsel, |
985b12e6 | 559 | struct machine *machine) |
10274989 | 560 | { |
985b12e6 ACM |
561 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
562 | ||
e3f42609 | 563 | if (evsel->attr.sample_type & PERF_SAMPLE_TIME) { |
985b12e6 ACM |
564 | if (!tchart->first_time || tchart->first_time > sample->time) |
565 | tchart->first_time = sample->time; | |
566 | if (tchart->last_time < sample->time) | |
567 | tchart->last_time = sample->time; | |
10274989 | 568 | } |
180f95e2 | 569 | |
744a9719 ACM |
570 | if (evsel->handler != NULL) { |
571 | tracepoint_handler f = evsel->handler; | |
58b9a18e SF |
572 | return f(tchart, evsel, sample, |
573 | cat_backtrace(event, sample, machine)); | |
5936678e JO |
574 | } |
575 | ||
576 | return 0; | |
577 | } | |
578 | ||
579 | static int | |
985b12e6 ACM |
580 | process_sample_cpu_idle(struct timechart *tchart __maybe_unused, |
581 | struct perf_evsel *evsel, | |
6f8d67fa SF |
582 | struct perf_sample *sample, |
583 | const char *backtrace __maybe_unused) | |
5936678e | 584 | { |
3ed0d21e SF |
585 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
586 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 587 | |
3ed0d21e | 588 | if (state == (u32)PWR_EVENT_EXIT) |
66cc3ada | 589 | c_state_end(tchart, cpu_id, sample->time); |
5936678e | 590 | else |
3ed0d21e | 591 | c_state_start(cpu_id, sample->time, state); |
5936678e JO |
592 | return 0; |
593 | } | |
594 | ||
595 | static int | |
985b12e6 ACM |
596 | process_sample_cpu_frequency(struct timechart *tchart, |
597 | struct perf_evsel *evsel, | |
6f8d67fa SF |
598 | struct perf_sample *sample, |
599 | const char *backtrace __maybe_unused) | |
5936678e | 600 | { |
3ed0d21e SF |
601 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
602 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 603 | |
985b12e6 | 604 | p_state_change(tchart, cpu_id, sample->time, state); |
5936678e JO |
605 | return 0; |
606 | } | |
607 | ||
608 | static int | |
5e22f6d2 | 609 | process_sample_sched_wakeup(struct timechart *tchart, |
985b12e6 | 610 | struct perf_evsel *evsel, |
6f8d67fa SF |
611 | struct perf_sample *sample, |
612 | const char *backtrace) | |
5936678e | 613 | { |
3ed0d21e SF |
614 | u8 flags = perf_evsel__intval(evsel, sample, "common_flags"); |
615 | int waker = perf_evsel__intval(evsel, sample, "common_pid"); | |
616 | int wakee = perf_evsel__intval(evsel, sample, "pid"); | |
5936678e | 617 | |
5e22f6d2 | 618 | sched_wakeup(tchart, sample->cpu, sample->time, waker, wakee, flags, backtrace); |
5936678e JO |
619 | return 0; |
620 | } | |
10274989 | 621 | |
5936678e | 622 | static int |
5e22f6d2 | 623 | process_sample_sched_switch(struct timechart *tchart, |
985b12e6 | 624 | struct perf_evsel *evsel, |
6f8d67fa SF |
625 | struct perf_sample *sample, |
626 | const char *backtrace) | |
5936678e | 627 | { |
3ed0d21e SF |
628 | int prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"); |
629 | int next_pid = perf_evsel__intval(evsel, sample, "next_pid"); | |
630 | u64 prev_state = perf_evsel__intval(evsel, sample, "prev_state"); | |
10274989 | 631 | |
5e22f6d2 ACM |
632 | sched_switch(tchart, sample->cpu, sample->time, prev_pid, next_pid, |
633 | prev_state, backtrace); | |
5936678e JO |
634 | return 0; |
635 | } | |
20c457b8 TR |
636 | |
637 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
5936678e | 638 | static int |
985b12e6 ACM |
639 | process_sample_power_start(struct timechart *tchart __maybe_unused, |
640 | struct perf_evsel *evsel, | |
6f8d67fa SF |
641 | struct perf_sample *sample, |
642 | const char *backtrace __maybe_unused) | |
5936678e | 643 | { |
3ed0d21e SF |
644 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
645 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 646 | |
3ed0d21e | 647 | c_state_start(cpu_id, sample->time, value); |
5936678e JO |
648 | return 0; |
649 | } | |
650 | ||
651 | static int | |
66cc3ada | 652 | process_sample_power_end(struct timechart *tchart, |
985b12e6 | 653 | struct perf_evsel *evsel __maybe_unused, |
6f8d67fa SF |
654 | struct perf_sample *sample, |
655 | const char *backtrace __maybe_unused) | |
5936678e | 656 | { |
66cc3ada | 657 | c_state_end(tchart, sample->cpu, sample->time); |
5936678e JO |
658 | return 0; |
659 | } | |
660 | ||
661 | static int | |
985b12e6 ACM |
662 | process_sample_power_frequency(struct timechart *tchart, |
663 | struct perf_evsel *evsel, | |
6f8d67fa SF |
664 | struct perf_sample *sample, |
665 | const char *backtrace __maybe_unused) | |
5936678e | 666 | { |
3ed0d21e SF |
667 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
668 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 669 | |
985b12e6 | 670 | p_state_change(tchart, cpu_id, sample->time, value); |
10274989 AV |
671 | return 0; |
672 | } | |
5936678e | 673 | #endif /* SUPPORT_OLD_POWER_EVENTS */ |
10274989 AV |
674 | |
675 | /* | |
676 | * After the last sample we need to wrap up the current C/P state | |
677 | * and close out each CPU for these. | |
678 | */ | |
985b12e6 | 679 | static void end_sample_processing(struct timechart *tchart) |
10274989 AV |
680 | { |
681 | u64 cpu; | |
682 | struct power_event *pwr; | |
683 | ||
985b12e6 | 684 | for (cpu = 0; cpu <= tchart->numcpus; cpu++) { |
e0dcd6fb ACM |
685 | /* C state */ |
686 | #if 0 | |
687 | pwr = zalloc(sizeof(*pwr)); | |
10274989 AV |
688 | if (!pwr) |
689 | return; | |
10274989 | 690 | |
10274989 AV |
691 | pwr->state = cpus_cstate_state[cpu]; |
692 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
985b12e6 | 693 | pwr->end_time = tchart->last_time; |
10274989 AV |
694 | pwr->cpu = cpu; |
695 | pwr->type = CSTATE; | |
66cc3ada | 696 | pwr->next = tchart->power_events; |
10274989 | 697 | |
66cc3ada | 698 | tchart->power_events = pwr; |
10274989 AV |
699 | #endif |
700 | /* P state */ | |
701 | ||
e0dcd6fb | 702 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
703 | if (!pwr) |
704 | return; | |
10274989 AV |
705 | |
706 | pwr->state = cpus_pstate_state[cpu]; | |
707 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
985b12e6 | 708 | pwr->end_time = tchart->last_time; |
10274989 AV |
709 | pwr->cpu = cpu; |
710 | pwr->type = PSTATE; | |
66cc3ada | 711 | pwr->next = tchart->power_events; |
10274989 AV |
712 | |
713 | if (!pwr->start_time) | |
985b12e6 | 714 | pwr->start_time = tchart->first_time; |
10274989 | 715 | if (!pwr->state) |
985b12e6 | 716 | pwr->state = tchart->min_freq; |
66cc3ada | 717 | tchart->power_events = pwr; |
10274989 AV |
718 | } |
719 | } | |
720 | ||
b97b59b9 SF |
721 | static int pid_begin_io_sample(struct timechart *tchart, int pid, int type, |
722 | u64 start, int fd) | |
723 | { | |
724 | struct per_pid *p = find_create_pid(tchart, pid); | |
725 | struct per_pidcomm *c = p->current; | |
726 | struct io_sample *sample; | |
727 | struct io_sample *prev; | |
728 | ||
729 | if (!c) { | |
730 | c = zalloc(sizeof(*c)); | |
731 | if (!c) | |
732 | return -ENOMEM; | |
733 | p->current = c; | |
734 | c->next = p->all; | |
735 | p->all = c; | |
736 | } | |
737 | ||
738 | prev = c->io_samples; | |
739 | ||
740 | if (prev && prev->start_time && !prev->end_time) { | |
741 | pr_warning("Skip invalid start event: " | |
742 | "previous event already started!\n"); | |
743 | ||
744 | /* remove previous event that has been started, | |
745 | * we are not sure we will ever get an end for it */ | |
746 | c->io_samples = prev->next; | |
747 | free(prev); | |
748 | return 0; | |
749 | } | |
750 | ||
751 | sample = zalloc(sizeof(*sample)); | |
752 | if (!sample) | |
753 | return -ENOMEM; | |
754 | sample->start_time = start; | |
755 | sample->type = type; | |
756 | sample->fd = fd; | |
757 | sample->next = c->io_samples; | |
758 | c->io_samples = sample; | |
759 | ||
760 | if (c->start_time == 0 || c->start_time > start) | |
761 | c->start_time = start; | |
762 | ||
763 | return 0; | |
764 | } | |
765 | ||
766 | static int pid_end_io_sample(struct timechart *tchart, int pid, int type, | |
767 | u64 end, long ret) | |
768 | { | |
769 | struct per_pid *p = find_create_pid(tchart, pid); | |
770 | struct per_pidcomm *c = p->current; | |
d243144a | 771 | struct io_sample *sample, *prev; |
b97b59b9 SF |
772 | |
773 | if (!c) { | |
774 | pr_warning("Invalid pidcomm!\n"); | |
775 | return -1; | |
776 | } | |
777 | ||
778 | sample = c->io_samples; | |
779 | ||
780 | if (!sample) /* skip partially captured events */ | |
781 | return 0; | |
782 | ||
783 | if (sample->end_time) { | |
784 | pr_warning("Skip invalid end event: " | |
785 | "previous event already ended!\n"); | |
786 | return 0; | |
787 | } | |
788 | ||
789 | if (sample->type != type) { | |
790 | pr_warning("Skip invalid end event: invalid event type!\n"); | |
791 | return 0; | |
792 | } | |
793 | ||
794 | sample->end_time = end; | |
d243144a SF |
795 | prev = sample->next; |
796 | ||
797 | /* we want to be able to see small and fast transfers, so make them | |
798 | * at least min_time long, but don't overlap them */ | |
799 | if (sample->end_time - sample->start_time < tchart->min_time) | |
800 | sample->end_time = sample->start_time + tchart->min_time; | |
801 | if (prev && sample->start_time < prev->end_time) { | |
802 | if (prev->err) /* try to make errors more visible */ | |
803 | sample->start_time = prev->end_time; | |
804 | else | |
805 | prev->end_time = sample->start_time; | |
806 | } | |
b97b59b9 SF |
807 | |
808 | if (ret < 0) { | |
809 | sample->err = ret; | |
810 | } else if (type == IOTYPE_READ || type == IOTYPE_WRITE || | |
811 | type == IOTYPE_TX || type == IOTYPE_RX) { | |
812 | ||
813 | if ((u64)ret > c->max_bytes) | |
814 | c->max_bytes = ret; | |
815 | ||
816 | c->total_bytes += ret; | |
817 | p->total_bytes += ret; | |
818 | sample->bytes = ret; | |
819 | } | |
820 | ||
d243144a SF |
821 | /* merge two requests to make svg smaller and render-friendly */ |
822 | if (prev && | |
823 | prev->type == sample->type && | |
824 | prev->err == sample->err && | |
825 | prev->fd == sample->fd && | |
826 | prev->end_time + tchart->merge_dist >= sample->start_time) { | |
827 | ||
828 | sample->bytes += prev->bytes; | |
829 | sample->merges += prev->merges + 1; | |
830 | ||
831 | sample->start_time = prev->start_time; | |
832 | sample->next = prev->next; | |
833 | free(prev); | |
834 | ||
835 | if (!sample->err && sample->bytes > c->max_bytes) | |
836 | c->max_bytes = sample->bytes; | |
837 | } | |
838 | ||
b97b59b9 SF |
839 | tchart->io_events++; |
840 | ||
841 | return 0; | |
842 | } | |
843 | ||
844 | static int | |
845 | process_enter_read(struct timechart *tchart, | |
846 | struct perf_evsel *evsel, | |
847 | struct perf_sample *sample) | |
848 | { | |
849 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
850 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_READ, | |
851 | sample->time, fd); | |
852 | } | |
853 | ||
854 | static int | |
855 | process_exit_read(struct timechart *tchart, | |
856 | struct perf_evsel *evsel, | |
857 | struct perf_sample *sample) | |
858 | { | |
859 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
860 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_READ, | |
861 | sample->time, ret); | |
862 | } | |
863 | ||
864 | static int | |
865 | process_enter_write(struct timechart *tchart, | |
866 | struct perf_evsel *evsel, | |
867 | struct perf_sample *sample) | |
868 | { | |
869 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
870 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
871 | sample->time, fd); | |
872 | } | |
873 | ||
874 | static int | |
875 | process_exit_write(struct timechart *tchart, | |
876 | struct perf_evsel *evsel, | |
877 | struct perf_sample *sample) | |
878 | { | |
879 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
880 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
881 | sample->time, ret); | |
882 | } | |
883 | ||
884 | static int | |
885 | process_enter_sync(struct timechart *tchart, | |
886 | struct perf_evsel *evsel, | |
887 | struct perf_sample *sample) | |
888 | { | |
889 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
890 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
891 | sample->time, fd); | |
892 | } | |
893 | ||
894 | static int | |
895 | process_exit_sync(struct timechart *tchart, | |
896 | struct perf_evsel *evsel, | |
897 | struct perf_sample *sample) | |
898 | { | |
899 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
900 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
901 | sample->time, ret); | |
902 | } | |
903 | ||
904 | static int | |
905 | process_enter_tx(struct timechart *tchart, | |
906 | struct perf_evsel *evsel, | |
907 | struct perf_sample *sample) | |
908 | { | |
909 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
910 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_TX, | |
911 | sample->time, fd); | |
912 | } | |
913 | ||
914 | static int | |
915 | process_exit_tx(struct timechart *tchart, | |
916 | struct perf_evsel *evsel, | |
917 | struct perf_sample *sample) | |
918 | { | |
919 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
920 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_TX, | |
921 | sample->time, ret); | |
922 | } | |
923 | ||
924 | static int | |
925 | process_enter_rx(struct timechart *tchart, | |
926 | struct perf_evsel *evsel, | |
927 | struct perf_sample *sample) | |
928 | { | |
929 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
930 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_RX, | |
931 | sample->time, fd); | |
932 | } | |
933 | ||
934 | static int | |
935 | process_exit_rx(struct timechart *tchart, | |
936 | struct perf_evsel *evsel, | |
937 | struct perf_sample *sample) | |
938 | { | |
939 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
940 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_RX, | |
941 | sample->time, ret); | |
942 | } | |
943 | ||
944 | static int | |
945 | process_enter_poll(struct timechart *tchart, | |
946 | struct perf_evsel *evsel, | |
947 | struct perf_sample *sample) | |
948 | { | |
949 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
950 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
951 | sample->time, fd); | |
952 | } | |
953 | ||
954 | static int | |
955 | process_exit_poll(struct timechart *tchart, | |
956 | struct perf_evsel *evsel, | |
957 | struct perf_sample *sample) | |
958 | { | |
959 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
960 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
961 | sample->time, ret); | |
962 | } | |
963 | ||
10274989 AV |
964 | /* |
965 | * Sort the pid datastructure | |
966 | */ | |
5e22f6d2 | 967 | static void sort_pids(struct timechart *tchart) |
10274989 AV |
968 | { |
969 | struct per_pid *new_list, *p, *cursor, *prev; | |
970 | /* sort by ppid first, then by pid, lowest to highest */ | |
971 | ||
972 | new_list = NULL; | |
973 | ||
5e22f6d2 ACM |
974 | while (tchart->all_data) { |
975 | p = tchart->all_data; | |
976 | tchart->all_data = p->next; | |
10274989 AV |
977 | p->next = NULL; |
978 | ||
979 | if (new_list == NULL) { | |
980 | new_list = p; | |
981 | p->next = NULL; | |
982 | continue; | |
983 | } | |
984 | prev = NULL; | |
985 | cursor = new_list; | |
986 | while (cursor) { | |
987 | if (cursor->ppid > p->ppid || | |
988 | (cursor->ppid == p->ppid && cursor->pid > p->pid)) { | |
989 | /* must insert before */ | |
990 | if (prev) { | |
991 | p->next = prev->next; | |
992 | prev->next = p; | |
993 | cursor = NULL; | |
994 | continue; | |
995 | } else { | |
996 | p->next = new_list; | |
997 | new_list = p; | |
998 | cursor = NULL; | |
999 | continue; | |
1000 | } | |
1001 | } | |
1002 | ||
1003 | prev = cursor; | |
1004 | cursor = cursor->next; | |
1005 | if (!cursor) | |
1006 | prev->next = p; | |
1007 | } | |
1008 | } | |
5e22f6d2 | 1009 | tchart->all_data = new_list; |
10274989 AV |
1010 | } |
1011 | ||
1012 | ||
985b12e6 | 1013 | static void draw_c_p_states(struct timechart *tchart) |
10274989 AV |
1014 | { |
1015 | struct power_event *pwr; | |
66cc3ada | 1016 | pwr = tchart->power_events; |
10274989 AV |
1017 | |
1018 | /* | |
1019 | * two pass drawing so that the P state bars are on top of the C state blocks | |
1020 | */ | |
1021 | while (pwr) { | |
1022 | if (pwr->type == CSTATE) | |
1023 | svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); | |
1024 | pwr = pwr->next; | |
1025 | } | |
1026 | ||
66cc3ada | 1027 | pwr = tchart->power_events; |
10274989 AV |
1028 | while (pwr) { |
1029 | if (pwr->type == PSTATE) { | |
1030 | if (!pwr->state) | |
985b12e6 | 1031 | pwr->state = tchart->min_freq; |
10274989 AV |
1032 | svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); |
1033 | } | |
1034 | pwr = pwr->next; | |
1035 | } | |
1036 | } | |
1037 | ||
5e22f6d2 | 1038 | static void draw_wakeups(struct timechart *tchart) |
10274989 AV |
1039 | { |
1040 | struct wake_event *we; | |
1041 | struct per_pid *p; | |
1042 | struct per_pidcomm *c; | |
1043 | ||
436b0da0 | 1044 | we = tchart->wake_events; |
10274989 AV |
1045 | while (we) { |
1046 | int from = 0, to = 0; | |
4f1202c8 | 1047 | char *task_from = NULL, *task_to = NULL; |
10274989 AV |
1048 | |
1049 | /* locate the column of the waker and wakee */ | |
5e22f6d2 | 1050 | p = tchart->all_data; |
10274989 AV |
1051 | while (p) { |
1052 | if (p->pid == we->waker || p->pid == we->wakee) { | |
1053 | c = p->all; | |
1054 | while (c) { | |
1055 | if (c->Y && c->start_time <= we->time && c->end_time >= we->time) { | |
bbe2987b | 1056 | if (p->pid == we->waker && !from) { |
10274989 | 1057 | from = c->Y; |
3bc2a39c | 1058 | task_from = strdup(c->comm); |
4f1202c8 | 1059 | } |
bbe2987b | 1060 | if (p->pid == we->wakee && !to) { |
10274989 | 1061 | to = c->Y; |
3bc2a39c | 1062 | task_to = strdup(c->comm); |
4f1202c8 | 1063 | } |
10274989 AV |
1064 | } |
1065 | c = c->next; | |
1066 | } | |
3bc2a39c AV |
1067 | c = p->all; |
1068 | while (c) { | |
1069 | if (p->pid == we->waker && !from) { | |
1070 | from = c->Y; | |
1071 | task_from = strdup(c->comm); | |
1072 | } | |
1073 | if (p->pid == we->wakee && !to) { | |
1074 | to = c->Y; | |
1075 | task_to = strdup(c->comm); | |
1076 | } | |
1077 | c = c->next; | |
1078 | } | |
10274989 AV |
1079 | } |
1080 | p = p->next; | |
1081 | } | |
1082 | ||
3bc2a39c AV |
1083 | if (!task_from) { |
1084 | task_from = malloc(40); | |
1085 | sprintf(task_from, "[%i]", we->waker); | |
1086 | } | |
1087 | if (!task_to) { | |
1088 | task_to = malloc(40); | |
1089 | sprintf(task_to, "[%i]", we->wakee); | |
1090 | } | |
1091 | ||
10274989 | 1092 | if (we->waker == -1) |
6f8d67fa | 1093 | svg_interrupt(we->time, to, we->backtrace); |
10274989 | 1094 | else if (from && to && abs(from - to) == 1) |
6f8d67fa | 1095 | svg_wakeline(we->time, from, to, we->backtrace); |
10274989 | 1096 | else |
6f8d67fa SF |
1097 | svg_partial_wakeline(we->time, from, task_from, to, |
1098 | task_to, we->backtrace); | |
10274989 | 1099 | we = we->next; |
3bc2a39c AV |
1100 | |
1101 | free(task_from); | |
1102 | free(task_to); | |
10274989 AV |
1103 | } |
1104 | } | |
1105 | ||
5e22f6d2 | 1106 | static void draw_cpu_usage(struct timechart *tchart) |
10274989 AV |
1107 | { |
1108 | struct per_pid *p; | |
1109 | struct per_pidcomm *c; | |
1110 | struct cpu_sample *sample; | |
5e22f6d2 | 1111 | p = tchart->all_data; |
10274989 AV |
1112 | while (p) { |
1113 | c = p->all; | |
1114 | while (c) { | |
1115 | sample = c->samples; | |
1116 | while (sample) { | |
8b6dcca0 SF |
1117 | if (sample->type == TYPE_RUNNING) { |
1118 | svg_process(sample->cpu, | |
1119 | sample->start_time, | |
1120 | sample->end_time, | |
de996228 | 1121 | p->pid, |
8b6dcca0 SF |
1122 | c->comm, |
1123 | sample->backtrace); | |
1124 | } | |
10274989 AV |
1125 | |
1126 | sample = sample->next; | |
1127 | } | |
1128 | c = c->next; | |
1129 | } | |
1130 | p = p->next; | |
1131 | } | |
1132 | } | |
1133 | ||
b97b59b9 SF |
1134 | static void draw_io_bars(struct timechart *tchart) |
1135 | { | |
1136 | const char *suf; | |
1137 | double bytes; | |
1138 | char comm[256]; | |
1139 | struct per_pid *p; | |
1140 | struct per_pidcomm *c; | |
1141 | struct io_sample *sample; | |
1142 | int Y = 1; | |
1143 | ||
1144 | p = tchart->all_data; | |
1145 | while (p) { | |
1146 | c = p->all; | |
1147 | while (c) { | |
1148 | if (!c->display) { | |
1149 | c->Y = 0; | |
1150 | c = c->next; | |
1151 | continue; | |
1152 | } | |
1153 | ||
1154 | svg_box(Y, c->start_time, c->end_time, "process3"); | |
1155 | sample = c->io_samples; | |
1156 | for (sample = c->io_samples; sample; sample = sample->next) { | |
1157 | double h = (double)sample->bytes / c->max_bytes; | |
1158 | ||
d243144a SF |
1159 | if (tchart->skip_eagain && |
1160 | sample->err == -EAGAIN) | |
1161 | continue; | |
1162 | ||
b97b59b9 SF |
1163 | if (sample->err) |
1164 | h = 1; | |
1165 | ||
1166 | if (sample->type == IOTYPE_SYNC) | |
1167 | svg_fbox(Y, | |
1168 | sample->start_time, | |
1169 | sample->end_time, | |
1170 | 1, | |
1171 | sample->err ? "error" : "sync", | |
1172 | sample->fd, | |
1173 | sample->err, | |
1174 | sample->merges); | |
1175 | else if (sample->type == IOTYPE_POLL) | |
1176 | svg_fbox(Y, | |
1177 | sample->start_time, | |
1178 | sample->end_time, | |
1179 | 1, | |
1180 | sample->err ? "error" : "poll", | |
1181 | sample->fd, | |
1182 | sample->err, | |
1183 | sample->merges); | |
1184 | else if (sample->type == IOTYPE_READ) | |
1185 | svg_ubox(Y, | |
1186 | sample->start_time, | |
1187 | sample->end_time, | |
1188 | h, | |
1189 | sample->err ? "error" : "disk", | |
1190 | sample->fd, | |
1191 | sample->err, | |
1192 | sample->merges); | |
1193 | else if (sample->type == IOTYPE_WRITE) | |
1194 | svg_lbox(Y, | |
1195 | sample->start_time, | |
1196 | sample->end_time, | |
1197 | h, | |
1198 | sample->err ? "error" : "disk", | |
1199 | sample->fd, | |
1200 | sample->err, | |
1201 | sample->merges); | |
1202 | else if (sample->type == IOTYPE_RX) | |
1203 | svg_ubox(Y, | |
1204 | sample->start_time, | |
1205 | sample->end_time, | |
1206 | h, | |
1207 | sample->err ? "error" : "net", | |
1208 | sample->fd, | |
1209 | sample->err, | |
1210 | sample->merges); | |
1211 | else if (sample->type == IOTYPE_TX) | |
1212 | svg_lbox(Y, | |
1213 | sample->start_time, | |
1214 | sample->end_time, | |
1215 | h, | |
1216 | sample->err ? "error" : "net", | |
1217 | sample->fd, | |
1218 | sample->err, | |
1219 | sample->merges); | |
1220 | } | |
1221 | ||
1222 | suf = ""; | |
1223 | bytes = c->total_bytes; | |
1224 | if (bytes > 1024) { | |
1225 | bytes = bytes / 1024; | |
1226 | suf = "K"; | |
1227 | } | |
1228 | if (bytes > 1024) { | |
1229 | bytes = bytes / 1024; | |
1230 | suf = "M"; | |
1231 | } | |
1232 | if (bytes > 1024) { | |
1233 | bytes = bytes / 1024; | |
1234 | suf = "G"; | |
1235 | } | |
1236 | ||
1237 | ||
1238 | sprintf(comm, "%s:%i (%3.1f %sbytes)", c->comm ?: "", p->pid, bytes, suf); | |
1239 | svg_text(Y, c->start_time, comm); | |
1240 | ||
1241 | c->Y = Y; | |
1242 | Y++; | |
1243 | c = c->next; | |
1244 | } | |
1245 | p = p->next; | |
1246 | } | |
1247 | } | |
1248 | ||
985b12e6 | 1249 | static void draw_process_bars(struct timechart *tchart) |
10274989 AV |
1250 | { |
1251 | struct per_pid *p; | |
1252 | struct per_pidcomm *c; | |
1253 | struct cpu_sample *sample; | |
1254 | int Y = 0; | |
1255 | ||
985b12e6 | 1256 | Y = 2 * tchart->numcpus + 2; |
10274989 | 1257 | |
5e22f6d2 | 1258 | p = tchart->all_data; |
10274989 AV |
1259 | while (p) { |
1260 | c = p->all; | |
1261 | while (c) { | |
1262 | if (!c->display) { | |
1263 | c->Y = 0; | |
1264 | c = c->next; | |
1265 | continue; | |
1266 | } | |
1267 | ||
a92fe7b3 | 1268 | svg_box(Y, c->start_time, c->end_time, "process"); |
10274989 AV |
1269 | sample = c->samples; |
1270 | while (sample) { | |
1271 | if (sample->type == TYPE_RUNNING) | |
6f8d67fa SF |
1272 | svg_running(Y, sample->cpu, |
1273 | sample->start_time, | |
1274 | sample->end_time, | |
1275 | sample->backtrace); | |
10274989 | 1276 | if (sample->type == TYPE_BLOCKED) |
6f8d67fa SF |
1277 | svg_blocked(Y, sample->cpu, |
1278 | sample->start_time, | |
1279 | sample->end_time, | |
1280 | sample->backtrace); | |
10274989 | 1281 | if (sample->type == TYPE_WAITING) |
6f8d67fa SF |
1282 | svg_waiting(Y, sample->cpu, |
1283 | sample->start_time, | |
1284 | sample->end_time, | |
1285 | sample->backtrace); | |
10274989 AV |
1286 | sample = sample->next; |
1287 | } | |
1288 | ||
1289 | if (c->comm) { | |
1290 | char comm[256]; | |
1291 | if (c->total_time > 5000000000) /* 5 seconds */ | |
af4b2c97 | 1292 | sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / (double)NSEC_PER_SEC); |
10274989 | 1293 | else |
af4b2c97 | 1294 | sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / (double)NSEC_PER_MSEC); |
10274989 AV |
1295 | |
1296 | svg_text(Y, c->start_time, comm); | |
1297 | } | |
1298 | c->Y = Y; | |
1299 | Y++; | |
1300 | c = c->next; | |
1301 | } | |
1302 | p = p->next; | |
1303 | } | |
1304 | } | |
1305 | ||
bbe2987b AV |
1306 | static void add_process_filter(const char *string) |
1307 | { | |
e0dcd6fb ACM |
1308 | int pid = strtoull(string, NULL, 10); |
1309 | struct process_filter *filt = malloc(sizeof(*filt)); | |
bbe2987b | 1310 | |
bbe2987b AV |
1311 | if (!filt) |
1312 | return; | |
1313 | ||
1314 | filt->name = strdup(string); | |
1315 | filt->pid = pid; | |
1316 | filt->next = process_filter; | |
1317 | ||
1318 | process_filter = filt; | |
1319 | } | |
1320 | ||
1321 | static int passes_filter(struct per_pid *p, struct per_pidcomm *c) | |
1322 | { | |
1323 | struct process_filter *filt; | |
1324 | if (!process_filter) | |
1325 | return 1; | |
1326 | ||
1327 | filt = process_filter; | |
1328 | while (filt) { | |
1329 | if (filt->pid && p->pid == filt->pid) | |
1330 | return 1; | |
1331 | if (strcmp(filt->name, c->comm) == 0) | |
1332 | return 1; | |
1333 | filt = filt->next; | |
1334 | } | |
1335 | return 0; | |
1336 | } | |
1337 | ||
985b12e6 | 1338 | static int determine_display_tasks_filtered(struct timechart *tchart) |
bbe2987b AV |
1339 | { |
1340 | struct per_pid *p; | |
1341 | struct per_pidcomm *c; | |
1342 | int count = 0; | |
1343 | ||
5e22f6d2 | 1344 | p = tchart->all_data; |
bbe2987b AV |
1345 | while (p) { |
1346 | p->display = 0; | |
1347 | if (p->start_time == 1) | |
985b12e6 | 1348 | p->start_time = tchart->first_time; |
bbe2987b AV |
1349 | |
1350 | /* no exit marker, task kept running to the end */ | |
1351 | if (p->end_time == 0) | |
985b12e6 | 1352 | p->end_time = tchart->last_time; |
bbe2987b AV |
1353 | |
1354 | c = p->all; | |
1355 | ||
1356 | while (c) { | |
1357 | c->display = 0; | |
1358 | ||
1359 | if (c->start_time == 1) | |
985b12e6 | 1360 | c->start_time = tchart->first_time; |
bbe2987b AV |
1361 | |
1362 | if (passes_filter(p, c)) { | |
1363 | c->display = 1; | |
1364 | p->display = 1; | |
1365 | count++; | |
1366 | } | |
1367 | ||
1368 | if (c->end_time == 0) | |
985b12e6 | 1369 | c->end_time = tchart->last_time; |
bbe2987b AV |
1370 | |
1371 | c = c->next; | |
1372 | } | |
1373 | p = p->next; | |
1374 | } | |
1375 | return count; | |
1376 | } | |
1377 | ||
985b12e6 | 1378 | static int determine_display_tasks(struct timechart *tchart, u64 threshold) |
10274989 AV |
1379 | { |
1380 | struct per_pid *p; | |
1381 | struct per_pidcomm *c; | |
1382 | int count = 0; | |
1383 | ||
5e22f6d2 | 1384 | p = tchart->all_data; |
10274989 AV |
1385 | while (p) { |
1386 | p->display = 0; | |
1387 | if (p->start_time == 1) | |
985b12e6 | 1388 | p->start_time = tchart->first_time; |
10274989 AV |
1389 | |
1390 | /* no exit marker, task kept running to the end */ | |
1391 | if (p->end_time == 0) | |
985b12e6 | 1392 | p->end_time = tchart->last_time; |
753c505d | 1393 | if (p->total_time >= threshold) |
10274989 AV |
1394 | p->display = 1; |
1395 | ||
1396 | c = p->all; | |
1397 | ||
1398 | while (c) { | |
1399 | c->display = 0; | |
1400 | ||
1401 | if (c->start_time == 1) | |
985b12e6 | 1402 | c->start_time = tchart->first_time; |
10274989 | 1403 | |
753c505d | 1404 | if (c->total_time >= threshold) { |
10274989 AV |
1405 | c->display = 1; |
1406 | count++; | |
1407 | } | |
1408 | ||
1409 | if (c->end_time == 0) | |
985b12e6 | 1410 | c->end_time = tchart->last_time; |
10274989 AV |
1411 | |
1412 | c = c->next; | |
1413 | } | |
1414 | p = p->next; | |
1415 | } | |
1416 | return count; | |
1417 | } | |
1418 | ||
b97b59b9 SF |
1419 | static int determine_display_io_tasks(struct timechart *timechart, u64 threshold) |
1420 | { | |
1421 | struct per_pid *p; | |
1422 | struct per_pidcomm *c; | |
1423 | int count = 0; | |
1424 | ||
1425 | p = timechart->all_data; | |
1426 | while (p) { | |
1427 | /* no exit marker, task kept running to the end */ | |
1428 | if (p->end_time == 0) | |
1429 | p->end_time = timechart->last_time; | |
1430 | ||
1431 | c = p->all; | |
1432 | ||
1433 | while (c) { | |
1434 | c->display = 0; | |
1435 | ||
1436 | if (c->total_bytes >= threshold) { | |
1437 | c->display = 1; | |
1438 | count++; | |
1439 | } | |
10274989 | 1440 | |
b97b59b9 SF |
1441 | if (c->end_time == 0) |
1442 | c->end_time = timechart->last_time; | |
1443 | ||
1444 | c = c->next; | |
1445 | } | |
1446 | p = p->next; | |
1447 | } | |
1448 | return count; | |
1449 | } | |
10274989 | 1450 | |
b97b59b9 | 1451 | #define BYTES_THRESH (1 * 1024 * 1024) |
10274989 AV |
1452 | #define TIME_THRESH 10000000 |
1453 | ||
985b12e6 | 1454 | static void write_svg_file(struct timechart *tchart, const char *filename) |
10274989 AV |
1455 | { |
1456 | u64 i; | |
1457 | int count; | |
b97b59b9 | 1458 | int thresh = tchart->io_events ? BYTES_THRESH : TIME_THRESH; |
10274989 | 1459 | |
985b12e6 ACM |
1460 | if (tchart->power_only) |
1461 | tchart->proc_num = 0; | |
10274989 | 1462 | |
0a8eb275 SF |
1463 | /* We'd like to show at least proc_num tasks; |
1464 | * be less picky if we have fewer */ | |
1465 | do { | |
b97b59b9 SF |
1466 | if (process_filter) |
1467 | count = determine_display_tasks_filtered(tchart); | |
1468 | else if (tchart->io_events) | |
1469 | count = determine_display_io_tasks(tchart, thresh); | |
1470 | else | |
1471 | count = determine_display_tasks(tchart, thresh); | |
0a8eb275 | 1472 | thresh /= 10; |
985b12e6 | 1473 | } while (!process_filter && thresh && count < tchart->proc_num); |
10274989 | 1474 | |
3415d8b8 SF |
1475 | if (!tchart->proc_num) |
1476 | count = 0; | |
1477 | ||
b97b59b9 SF |
1478 | if (tchart->io_events) { |
1479 | open_svg(filename, 0, count, tchart->first_time, tchart->last_time); | |
10274989 | 1480 | |
b97b59b9 SF |
1481 | svg_time_grid(0.5); |
1482 | svg_io_legenda(); | |
10274989 | 1483 | |
b97b59b9 SF |
1484 | draw_io_bars(tchart); |
1485 | } else { | |
1486 | open_svg(filename, tchart->numcpus, count, tchart->first_time, tchart->last_time); | |
10274989 | 1487 | |
b97b59b9 SF |
1488 | svg_time_grid(0); |
1489 | ||
1490 | svg_legenda(); | |
1491 | ||
1492 | for (i = 0; i < tchart->numcpus; i++) | |
1493 | svg_cpu_box(i, tchart->max_freq, tchart->turbo_frequency); | |
1494 | ||
1495 | draw_cpu_usage(tchart); | |
1496 | if (tchart->proc_num) | |
1497 | draw_process_bars(tchart); | |
1498 | if (!tchart->tasks_only) | |
1499 | draw_c_p_states(tchart); | |
1500 | if (tchart->proc_num) | |
1501 | draw_wakeups(tchart); | |
1502 | } | |
10274989 AV |
1503 | |
1504 | svg_close(); | |
1505 | } | |
1506 | ||
58b9a18e SF |
1507 | static int process_header(struct perf_file_section *section __maybe_unused, |
1508 | struct perf_header *ph, | |
1509 | int feat, | |
1510 | int fd __maybe_unused, | |
1511 | void *data) | |
1512 | { | |
1513 | struct timechart *tchart = data; | |
1514 | ||
1515 | switch (feat) { | |
1516 | case HEADER_NRCPUS: | |
1517 | tchart->numcpus = ph->env.nr_cpus_avail; | |
1518 | break; | |
c5079997 SF |
1519 | |
1520 | case HEADER_CPU_TOPOLOGY: | |
1521 | if (!tchart->topology) | |
1522 | break; | |
1523 | ||
1524 | if (svg_build_topology_map(ph->env.sibling_cores, | |
1525 | ph->env.nr_sibling_cores, | |
1526 | ph->env.sibling_threads, | |
1527 | ph->env.nr_sibling_threads)) | |
1528 | fprintf(stderr, "problem building topology\n"); | |
1529 | break; | |
1530 | ||
58b9a18e SF |
1531 | default: |
1532 | break; | |
1533 | } | |
1534 | ||
1535 | return 0; | |
1536 | } | |
1537 | ||
985b12e6 | 1538 | static int __cmd_timechart(struct timechart *tchart, const char *output_name) |
5cbd0805 | 1539 | { |
5936678e JO |
1540 | const struct perf_evsel_str_handler power_tracepoints[] = { |
1541 | { "power:cpu_idle", process_sample_cpu_idle }, | |
1542 | { "power:cpu_frequency", process_sample_cpu_frequency }, | |
1543 | { "sched:sched_wakeup", process_sample_sched_wakeup }, | |
1544 | { "sched:sched_switch", process_sample_sched_switch }, | |
1545 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1546 | { "power:power_start", process_sample_power_start }, | |
1547 | { "power:power_end", process_sample_power_end }, | |
1548 | { "power:power_frequency", process_sample_power_frequency }, | |
1549 | #endif | |
b97b59b9 SF |
1550 | |
1551 | { "syscalls:sys_enter_read", process_enter_read }, | |
1552 | { "syscalls:sys_enter_pread64", process_enter_read }, | |
1553 | { "syscalls:sys_enter_readv", process_enter_read }, | |
1554 | { "syscalls:sys_enter_preadv", process_enter_read }, | |
1555 | { "syscalls:sys_enter_write", process_enter_write }, | |
1556 | { "syscalls:sys_enter_pwrite64", process_enter_write }, | |
1557 | { "syscalls:sys_enter_writev", process_enter_write }, | |
1558 | { "syscalls:sys_enter_pwritev", process_enter_write }, | |
1559 | { "syscalls:sys_enter_sync", process_enter_sync }, | |
1560 | { "syscalls:sys_enter_sync_file_range", process_enter_sync }, | |
1561 | { "syscalls:sys_enter_fsync", process_enter_sync }, | |
1562 | { "syscalls:sys_enter_msync", process_enter_sync }, | |
1563 | { "syscalls:sys_enter_recvfrom", process_enter_rx }, | |
1564 | { "syscalls:sys_enter_recvmmsg", process_enter_rx }, | |
1565 | { "syscalls:sys_enter_recvmsg", process_enter_rx }, | |
1566 | { "syscalls:sys_enter_sendto", process_enter_tx }, | |
1567 | { "syscalls:sys_enter_sendmsg", process_enter_tx }, | |
1568 | { "syscalls:sys_enter_sendmmsg", process_enter_tx }, | |
1569 | { "syscalls:sys_enter_epoll_pwait", process_enter_poll }, | |
1570 | { "syscalls:sys_enter_epoll_wait", process_enter_poll }, | |
1571 | { "syscalls:sys_enter_poll", process_enter_poll }, | |
1572 | { "syscalls:sys_enter_ppoll", process_enter_poll }, | |
1573 | { "syscalls:sys_enter_pselect6", process_enter_poll }, | |
1574 | { "syscalls:sys_enter_select", process_enter_poll }, | |
1575 | ||
1576 | { "syscalls:sys_exit_read", process_exit_read }, | |
1577 | { "syscalls:sys_exit_pread64", process_exit_read }, | |
1578 | { "syscalls:sys_exit_readv", process_exit_read }, | |
1579 | { "syscalls:sys_exit_preadv", process_exit_read }, | |
1580 | { "syscalls:sys_exit_write", process_exit_write }, | |
1581 | { "syscalls:sys_exit_pwrite64", process_exit_write }, | |
1582 | { "syscalls:sys_exit_writev", process_exit_write }, | |
1583 | { "syscalls:sys_exit_pwritev", process_exit_write }, | |
1584 | { "syscalls:sys_exit_sync", process_exit_sync }, | |
1585 | { "syscalls:sys_exit_sync_file_range", process_exit_sync }, | |
1586 | { "syscalls:sys_exit_fsync", process_exit_sync }, | |
1587 | { "syscalls:sys_exit_msync", process_exit_sync }, | |
1588 | { "syscalls:sys_exit_recvfrom", process_exit_rx }, | |
1589 | { "syscalls:sys_exit_recvmmsg", process_exit_rx }, | |
1590 | { "syscalls:sys_exit_recvmsg", process_exit_rx }, | |
1591 | { "syscalls:sys_exit_sendto", process_exit_tx }, | |
1592 | { "syscalls:sys_exit_sendmsg", process_exit_tx }, | |
1593 | { "syscalls:sys_exit_sendmmsg", process_exit_tx }, | |
1594 | { "syscalls:sys_exit_epoll_pwait", process_exit_poll }, | |
1595 | { "syscalls:sys_exit_epoll_wait", process_exit_poll }, | |
1596 | { "syscalls:sys_exit_poll", process_exit_poll }, | |
1597 | { "syscalls:sys_exit_ppoll", process_exit_poll }, | |
1598 | { "syscalls:sys_exit_pselect6", process_exit_poll }, | |
1599 | { "syscalls:sys_exit_select", process_exit_poll }, | |
5936678e | 1600 | }; |
f5fc1412 JO |
1601 | struct perf_data_file file = { |
1602 | .path = input_name, | |
1603 | .mode = PERF_DATA_MODE_READ, | |
44f7e432 | 1604 | .force = tchart->force, |
f5fc1412 JO |
1605 | }; |
1606 | ||
1607 | struct perf_session *session = perf_session__new(&file, false, | |
985b12e6 | 1608 | &tchart->tool); |
d549c769 | 1609 | int ret = -EINVAL; |
10274989 | 1610 | |
94c744b6 | 1611 | if (session == NULL) |
52e02834 | 1612 | return -1; |
94c744b6 | 1613 | |
0a7e6d1b | 1614 | symbol__init(&session->header.env); |
dc5c8190 | 1615 | |
58b9a18e SF |
1616 | (void)perf_header__process_sections(&session->header, |
1617 | perf_data_file__fd(session->file), | |
1618 | tchart, | |
1619 | process_header); | |
1620 | ||
d549c769 ACM |
1621 | if (!perf_session__has_traces(session, "timechart record")) |
1622 | goto out_delete; | |
1623 | ||
5936678e JO |
1624 | if (perf_session__set_tracepoints_handlers(session, |
1625 | power_tracepoints)) { | |
1626 | pr_err("Initializing session tracepoint handlers failed\n"); | |
1627 | goto out_delete; | |
1628 | } | |
1629 | ||
b7b61cbe | 1630 | ret = perf_session__process_events(session); |
5cbd0805 | 1631 | if (ret) |
94c744b6 | 1632 | goto out_delete; |
10274989 | 1633 | |
985b12e6 | 1634 | end_sample_processing(tchart); |
10274989 | 1635 | |
5e22f6d2 | 1636 | sort_pids(tchart); |
10274989 | 1637 | |
985b12e6 | 1638 | write_svg_file(tchart, output_name); |
10274989 | 1639 | |
6beba7ad | 1640 | pr_info("Written %2.1f seconds of trace to %s.\n", |
af4b2c97 | 1641 | (tchart->last_time - tchart->first_time) / (double)NSEC_PER_SEC, output_name); |
94c744b6 ACM |
1642 | out_delete: |
1643 | perf_session__delete(session); | |
1644 | return ret; | |
10274989 AV |
1645 | } |
1646 | ||
b97b59b9 SF |
1647 | static int timechart__io_record(int argc, const char **argv) |
1648 | { | |
1649 | unsigned int rec_argc, i; | |
1650 | const char **rec_argv; | |
1651 | const char **p; | |
1652 | char *filter = NULL; | |
1653 | ||
1654 | const char * const common_args[] = { | |
1655 | "record", "-a", "-R", "-c", "1", | |
1656 | }; | |
1657 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1658 | ||
1659 | const char * const disk_events[] = { | |
1660 | "syscalls:sys_enter_read", | |
1661 | "syscalls:sys_enter_pread64", | |
1662 | "syscalls:sys_enter_readv", | |
1663 | "syscalls:sys_enter_preadv", | |
1664 | "syscalls:sys_enter_write", | |
1665 | "syscalls:sys_enter_pwrite64", | |
1666 | "syscalls:sys_enter_writev", | |
1667 | "syscalls:sys_enter_pwritev", | |
1668 | "syscalls:sys_enter_sync", | |
1669 | "syscalls:sys_enter_sync_file_range", | |
1670 | "syscalls:sys_enter_fsync", | |
1671 | "syscalls:sys_enter_msync", | |
1672 | ||
1673 | "syscalls:sys_exit_read", | |
1674 | "syscalls:sys_exit_pread64", | |
1675 | "syscalls:sys_exit_readv", | |
1676 | "syscalls:sys_exit_preadv", | |
1677 | "syscalls:sys_exit_write", | |
1678 | "syscalls:sys_exit_pwrite64", | |
1679 | "syscalls:sys_exit_writev", | |
1680 | "syscalls:sys_exit_pwritev", | |
1681 | "syscalls:sys_exit_sync", | |
1682 | "syscalls:sys_exit_sync_file_range", | |
1683 | "syscalls:sys_exit_fsync", | |
1684 | "syscalls:sys_exit_msync", | |
1685 | }; | |
1686 | unsigned int disk_events_nr = ARRAY_SIZE(disk_events); | |
1687 | ||
1688 | const char * const net_events[] = { | |
1689 | "syscalls:sys_enter_recvfrom", | |
1690 | "syscalls:sys_enter_recvmmsg", | |
1691 | "syscalls:sys_enter_recvmsg", | |
1692 | "syscalls:sys_enter_sendto", | |
1693 | "syscalls:sys_enter_sendmsg", | |
1694 | "syscalls:sys_enter_sendmmsg", | |
1695 | ||
1696 | "syscalls:sys_exit_recvfrom", | |
1697 | "syscalls:sys_exit_recvmmsg", | |
1698 | "syscalls:sys_exit_recvmsg", | |
1699 | "syscalls:sys_exit_sendto", | |
1700 | "syscalls:sys_exit_sendmsg", | |
1701 | "syscalls:sys_exit_sendmmsg", | |
1702 | }; | |
1703 | unsigned int net_events_nr = ARRAY_SIZE(net_events); | |
1704 | ||
1705 | const char * const poll_events[] = { | |
1706 | "syscalls:sys_enter_epoll_pwait", | |
1707 | "syscalls:sys_enter_epoll_wait", | |
1708 | "syscalls:sys_enter_poll", | |
1709 | "syscalls:sys_enter_ppoll", | |
1710 | "syscalls:sys_enter_pselect6", | |
1711 | "syscalls:sys_enter_select", | |
1712 | ||
1713 | "syscalls:sys_exit_epoll_pwait", | |
1714 | "syscalls:sys_exit_epoll_wait", | |
1715 | "syscalls:sys_exit_poll", | |
1716 | "syscalls:sys_exit_ppoll", | |
1717 | "syscalls:sys_exit_pselect6", | |
1718 | "syscalls:sys_exit_select", | |
1719 | }; | |
1720 | unsigned int poll_events_nr = ARRAY_SIZE(poll_events); | |
1721 | ||
1722 | rec_argc = common_args_nr + | |
1723 | disk_events_nr * 4 + | |
1724 | net_events_nr * 4 + | |
1725 | poll_events_nr * 4 + | |
1726 | argc; | |
1727 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
1728 | ||
1729 | if (rec_argv == NULL) | |
1730 | return -ENOMEM; | |
1731 | ||
1732 | if (asprintf(&filter, "common_pid != %d", getpid()) < 0) | |
1733 | return -ENOMEM; | |
1734 | ||
1735 | p = rec_argv; | |
1736 | for (i = 0; i < common_args_nr; i++) | |
1737 | *p++ = strdup(common_args[i]); | |
1738 | ||
1739 | for (i = 0; i < disk_events_nr; i++) { | |
1740 | if (!is_valid_tracepoint(disk_events[i])) { | |
1741 | rec_argc -= 4; | |
1742 | continue; | |
1743 | } | |
1744 | ||
1745 | *p++ = "-e"; | |
1746 | *p++ = strdup(disk_events[i]); | |
1747 | *p++ = "--filter"; | |
1748 | *p++ = filter; | |
1749 | } | |
1750 | for (i = 0; i < net_events_nr; i++) { | |
1751 | if (!is_valid_tracepoint(net_events[i])) { | |
1752 | rec_argc -= 4; | |
1753 | continue; | |
1754 | } | |
1755 | ||
1756 | *p++ = "-e"; | |
1757 | *p++ = strdup(net_events[i]); | |
1758 | *p++ = "--filter"; | |
1759 | *p++ = filter; | |
1760 | } | |
1761 | for (i = 0; i < poll_events_nr; i++) { | |
1762 | if (!is_valid_tracepoint(poll_events[i])) { | |
1763 | rec_argc -= 4; | |
1764 | continue; | |
1765 | } | |
1766 | ||
1767 | *p++ = "-e"; | |
1768 | *p++ = strdup(poll_events[i]); | |
1769 | *p++ = "--filter"; | |
1770 | *p++ = filter; | |
1771 | } | |
1772 | ||
1773 | for (i = 0; i < (unsigned int)argc; i++) | |
1774 | *p++ = argv[i]; | |
1775 | ||
1776 | return cmd_record(rec_argc, rec_argv, NULL); | |
1777 | } | |
1778 | ||
1779 | ||
985b12e6 | 1780 | static int timechart__record(struct timechart *tchart, int argc, const char **argv) |
3c09eebd | 1781 | { |
367b3152 SF |
1782 | unsigned int rec_argc, i, j; |
1783 | const char **rec_argv; | |
1784 | const char **p; | |
1785 | unsigned int record_elems; | |
1786 | ||
1787 | const char * const common_args[] = { | |
4a4d371a | 1788 | "record", "-a", "-R", "-c", "1", |
367b3152 SF |
1789 | }; |
1790 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1791 | ||
6f8d67fa SF |
1792 | const char * const backtrace_args[] = { |
1793 | "-g", | |
1794 | }; | |
1795 | unsigned int backtrace_args_no = ARRAY_SIZE(backtrace_args); | |
1796 | ||
367b3152 SF |
1797 | const char * const power_args[] = { |
1798 | "-e", "power:cpu_frequency", | |
1799 | "-e", "power:cpu_idle", | |
1800 | }; | |
1801 | unsigned int power_args_nr = ARRAY_SIZE(power_args); | |
1802 | ||
1803 | const char * const old_power_args[] = { | |
1804 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
73bdc715 ACM |
1805 | "-e", "power:power_start", |
1806 | "-e", "power:power_end", | |
1807 | "-e", "power:power_frequency", | |
73bdc715 | 1808 | #endif |
367b3152 SF |
1809 | }; |
1810 | unsigned int old_power_args_nr = ARRAY_SIZE(old_power_args); | |
1811 | ||
1812 | const char * const tasks_args[] = { | |
73bdc715 ACM |
1813 | "-e", "sched:sched_wakeup", |
1814 | "-e", "sched:sched_switch", | |
1815 | }; | |
367b3152 | 1816 | unsigned int tasks_args_nr = ARRAY_SIZE(tasks_args); |
20c457b8 TR |
1817 | |
1818 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1819 | if (!is_valid_tracepoint("power:cpu_idle") && | |
1820 | is_valid_tracepoint("power:power_start")) { | |
1821 | use_old_power_events = 1; | |
367b3152 SF |
1822 | power_args_nr = 0; |
1823 | } else { | |
1824 | old_power_args_nr = 0; | |
20c457b8 TR |
1825 | } |
1826 | #endif | |
3c09eebd | 1827 | |
985b12e6 | 1828 | if (tchart->power_only) |
367b3152 SF |
1829 | tasks_args_nr = 0; |
1830 | ||
985b12e6 | 1831 | if (tchart->tasks_only) { |
367b3152 SF |
1832 | power_args_nr = 0; |
1833 | old_power_args_nr = 0; | |
1834 | } | |
1835 | ||
985b12e6 | 1836 | if (!tchart->with_backtrace) |
6f8d67fa SF |
1837 | backtrace_args_no = 0; |
1838 | ||
367b3152 | 1839 | record_elems = common_args_nr + tasks_args_nr + |
6f8d67fa | 1840 | power_args_nr + old_power_args_nr + backtrace_args_no; |
367b3152 SF |
1841 | |
1842 | rec_argc = record_elems + argc; | |
3c09eebd AV |
1843 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1844 | ||
ce47dc56 CS |
1845 | if (rec_argv == NULL) |
1846 | return -ENOMEM; | |
1847 | ||
367b3152 SF |
1848 | p = rec_argv; |
1849 | for (i = 0; i < common_args_nr; i++) | |
1850 | *p++ = strdup(common_args[i]); | |
1851 | ||
6f8d67fa SF |
1852 | for (i = 0; i < backtrace_args_no; i++) |
1853 | *p++ = strdup(backtrace_args[i]); | |
1854 | ||
367b3152 SF |
1855 | for (i = 0; i < tasks_args_nr; i++) |
1856 | *p++ = strdup(tasks_args[i]); | |
1857 | ||
1858 | for (i = 0; i < power_args_nr; i++) | |
1859 | *p++ = strdup(power_args[i]); | |
3c09eebd | 1860 | |
367b3152 SF |
1861 | for (i = 0; i < old_power_args_nr; i++) |
1862 | *p++ = strdup(old_power_args[i]); | |
3c09eebd | 1863 | |
263f89bf | 1864 | for (j = 0; j < (unsigned int)argc; j++) |
367b3152 SF |
1865 | *p++ = argv[j]; |
1866 | ||
1867 | return cmd_record(rec_argc, rec_argv, NULL); | |
3c09eebd AV |
1868 | } |
1869 | ||
bbe2987b | 1870 | static int |
1d037ca1 IT |
1871 | parse_process(const struct option *opt __maybe_unused, const char *arg, |
1872 | int __maybe_unused unset) | |
bbe2987b AV |
1873 | { |
1874 | if (arg) | |
1875 | add_process_filter(arg); | |
1876 | return 0; | |
1877 | } | |
1878 | ||
e57a2dff SF |
1879 | static int |
1880 | parse_highlight(const struct option *opt __maybe_unused, const char *arg, | |
1881 | int __maybe_unused unset) | |
1882 | { | |
1883 | unsigned long duration = strtoul(arg, NULL, 0); | |
1884 | ||
1885 | if (svg_highlight || svg_highlight_name) | |
1886 | return -1; | |
1887 | ||
1888 | if (duration) | |
1889 | svg_highlight = duration; | |
1890 | else | |
1891 | svg_highlight_name = strdup(arg); | |
1892 | ||
1893 | return 0; | |
1894 | } | |
1895 | ||
d243144a SF |
1896 | static int |
1897 | parse_time(const struct option *opt, const char *arg, int __maybe_unused unset) | |
1898 | { | |
1899 | char unit = 'n'; | |
1900 | u64 *value = opt->value; | |
1901 | ||
1902 | if (sscanf(arg, "%" PRIu64 "%cs", value, &unit) > 0) { | |
1903 | switch (unit) { | |
1904 | case 'm': | |
af4b2c97 | 1905 | *value *= NSEC_PER_MSEC; |
d243144a SF |
1906 | break; |
1907 | case 'u': | |
af4b2c97 | 1908 | *value *= NSEC_PER_USEC; |
d243144a SF |
1909 | break; |
1910 | case 'n': | |
1911 | break; | |
1912 | default: | |
1913 | return -1; | |
1914 | } | |
1915 | } | |
1916 | ||
1917 | return 0; | |
1918 | } | |
1919 | ||
73bdc715 ACM |
1920 | int cmd_timechart(int argc, const char **argv, |
1921 | const char *prefix __maybe_unused) | |
1922 | { | |
985b12e6 ACM |
1923 | struct timechart tchart = { |
1924 | .tool = { | |
1925 | .comm = process_comm_event, | |
1926 | .fork = process_fork_event, | |
1927 | .exit = process_exit_event, | |
1928 | .sample = process_sample_event, | |
0a8cb85c | 1929 | .ordered_events = true, |
985b12e6 ACM |
1930 | }, |
1931 | .proc_num = 15, | |
af4b2c97 | 1932 | .min_time = NSEC_PER_MSEC, |
d243144a | 1933 | .merge_dist = 1000, |
985b12e6 | 1934 | }; |
73bdc715 | 1935 | const char *output_name = "output.svg"; |
367b3152 | 1936 | const struct option timechart_options[] = { |
73bdc715 ACM |
1937 | OPT_STRING('i', "input", &input_name, "file", "input file name"), |
1938 | OPT_STRING('o', "output", &output_name, "file", "output file name"), | |
1939 | OPT_INTEGER('w', "width", &svg_page_width, "page width"), | |
e57a2dff SF |
1940 | OPT_CALLBACK(0, "highlight", NULL, "duration or task name", |
1941 | "highlight tasks. Pass duration in ns or process name.", | |
1942 | parse_highlight), | |
985b12e6 ACM |
1943 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1944 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
c87097d3 | 1945 | "output processes data only"), |
bbe2987b AV |
1946 | OPT_CALLBACK('p', "process", NULL, "process", |
1947 | "process selector. Pass a pid or process name.", | |
1948 | parse_process), | |
a7066709 HK |
1949 | OPT_CALLBACK(0, "symfs", NULL, "directory", |
1950 | "Look for files with symbols relative to this directory", | |
1951 | symbol__config_symfs), | |
985b12e6 | 1952 | OPT_INTEGER('n', "proc-num", &tchart.proc_num, |
54874e32 | 1953 | "min. number of tasks to print"), |
c5079997 SF |
1954 | OPT_BOOLEAN('t', "topology", &tchart.topology, |
1955 | "sort CPUs according to topology"), | |
d243144a SF |
1956 | OPT_BOOLEAN(0, "io-skip-eagain", &tchart.skip_eagain, |
1957 | "skip EAGAIN errors"), | |
1958 | OPT_CALLBACK(0, "io-min-time", &tchart.min_time, "time", | |
1959 | "all IO faster than min-time will visually appear longer", | |
1960 | parse_time), | |
1961 | OPT_CALLBACK(0, "io-merge-dist", &tchart.merge_dist, "time", | |
1962 | "merge events that are merge-dist us apart", | |
1963 | parse_time), | |
44f7e432 | 1964 | OPT_BOOLEAN('f', "force", &tchart.force, "don't complain, do it"), |
10274989 | 1965 | OPT_END() |
73bdc715 | 1966 | }; |
33ec0caf YS |
1967 | const char * const timechart_subcommands[] = { "record", NULL }; |
1968 | const char *timechart_usage[] = { | |
73bdc715 ACM |
1969 | "perf timechart [<options>] {record}", |
1970 | NULL | |
1971 | }; | |
10274989 | 1972 | |
e5b2c207 | 1973 | const struct option timechart_record_options[] = { |
985b12e6 ACM |
1974 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), |
1975 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, | |
367b3152 | 1976 | "output processes data only"), |
b97b59b9 SF |
1977 | OPT_BOOLEAN('I', "io-only", &tchart.io_only, |
1978 | "record only IO data"), | |
985b12e6 | 1979 | OPT_BOOLEAN('g', "callchain", &tchart.with_backtrace, "record callchain"), |
367b3152 SF |
1980 | OPT_END() |
1981 | }; | |
e5b2c207 | 1982 | const char * const timechart_record_usage[] = { |
367b3152 SF |
1983 | "perf timechart record [<options>]", |
1984 | NULL | |
1985 | }; | |
33ec0caf YS |
1986 | argc = parse_options_subcommand(argc, argv, timechart_options, timechart_subcommands, |
1987 | timechart_usage, PARSE_OPT_STOP_AT_NON_OPTION); | |
10274989 | 1988 | |
985b12e6 | 1989 | if (tchart.power_only && tchart.tasks_only) { |
c87097d3 SF |
1990 | pr_err("-P and -T options cannot be used at the same time.\n"); |
1991 | return -1; | |
1992 | } | |
1993 | ||
367b3152 | 1994 | if (argc && !strncmp(argv[0], "rec", 3)) { |
e5b2c207 NK |
1995 | argc = parse_options(argc, argv, timechart_record_options, |
1996 | timechart_record_usage, | |
367b3152 SF |
1997 | PARSE_OPT_STOP_AT_NON_OPTION); |
1998 | ||
985b12e6 | 1999 | if (tchart.power_only && tchart.tasks_only) { |
367b3152 SF |
2000 | pr_err("-P and -T options cannot be used at the same time.\n"); |
2001 | return -1; | |
2002 | } | |
2003 | ||
b97b59b9 SF |
2004 | if (tchart.io_only) |
2005 | return timechart__io_record(argc, argv); | |
2006 | else | |
2007 | return timechart__record(&tchart, argc, argv); | |
367b3152 SF |
2008 | } else if (argc) |
2009 | usage_with_options(timechart_usage, timechart_options); | |
10274989 AV |
2010 | |
2011 | setup_pager(); | |
2012 | ||
985b12e6 | 2013 | return __cmd_timechart(&tchart, output_name); |
10274989 | 2014 | } |