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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 | ||
a43783ae | 15 | #include <errno.h> |
fd20e811 | 16 | #include <inttypes.h> |
c85cffa5 JO |
17 | #include <traceevent/event-parse.h> |
18 | ||
10274989 AV |
19 | #include "builtin.h" |
20 | ||
21 | #include "util/util.h" | |
22 | ||
23 | #include "util/color.h" | |
24 | #include <linux/list.h> | |
25 | #include "util/cache.h" | |
5936678e | 26 | #include "util/evlist.h" |
e3f42609 | 27 | #include "util/evsel.h" |
877a7a11 | 28 | #include <linux/kernel.h> |
10274989 | 29 | #include <linux/rbtree.h> |
af4b2c97 | 30 | #include <linux/time64.h> |
10274989 | 31 | #include "util/symbol.h" |
e7ff8920 | 32 | #include "util/thread.h" |
10274989 | 33 | #include "util/callchain.h" |
10274989 AV |
34 | |
35 | #include "perf.h" | |
36 | #include "util/header.h" | |
4b6ab94e | 37 | #include <subcmd/parse-options.h> |
10274989 | 38 | #include "util/parse-events.h" |
5cbd0805 | 39 | #include "util/event.h" |
301a0b02 | 40 | #include "util/session.h" |
10274989 | 41 | #include "util/svghelper.h" |
45694aa7 | 42 | #include "util/tool.h" |
f5fc1412 | 43 | #include "util/data.h" |
84f5d36f | 44 | #include "util/debug.h" |
10274989 | 45 | |
20c457b8 TR |
46 | #define SUPPORT_OLD_POWER_EVENTS 1 |
47 | #define PWR_EVENT_EXIT -1 | |
48 | ||
5e22f6d2 | 49 | struct per_pid; |
66cc3ada | 50 | struct power_event; |
436b0da0 | 51 | struct wake_event; |
5e22f6d2 | 52 | |
985b12e6 ACM |
53 | struct timechart { |
54 | struct perf_tool tool; | |
5e22f6d2 | 55 | struct per_pid *all_data; |
66cc3ada | 56 | struct power_event *power_events; |
436b0da0 | 57 | struct wake_event *wake_events; |
985b12e6 ACM |
58 | int proc_num; |
59 | unsigned int numcpus; | |
60 | u64 min_freq, /* Lowest CPU frequency seen */ | |
61 | max_freq, /* Highest CPU frequency seen */ | |
62 | turbo_frequency, | |
63 | first_time, last_time; | |
64 | bool power_only, | |
65 | tasks_only, | |
c5079997 SF |
66 | with_backtrace, |
67 | topology; | |
86066064 | 68 | bool force; |
b97b59b9 | 69 | /* IO related settings */ |
d243144a SF |
70 | bool io_only, |
71 | skip_eagain; | |
86066064 | 72 | u64 io_events; |
d243144a SF |
73 | u64 min_time, |
74 | merge_dist; | |
985b12e6 | 75 | }; |
10274989 | 76 | |
10274989 | 77 | struct per_pidcomm; |
10274989 | 78 | struct cpu_sample; |
b97b59b9 | 79 | struct io_sample; |
10274989 AV |
80 | |
81 | /* | |
82 | * Datastructure layout: | |
83 | * We keep an list of "pid"s, matching the kernels notion of a task struct. | |
84 | * Each "pid" entry, has a list of "comm"s. | |
85 | * this is because we want to track different programs different, while | |
86 | * exec will reuse the original pid (by design). | |
87 | * Each comm has a list of samples that will be used to draw | |
88 | * final graph. | |
89 | */ | |
90 | ||
91 | struct per_pid { | |
92 | struct per_pid *next; | |
93 | ||
94 | int pid; | |
95 | int ppid; | |
96 | ||
97 | u64 start_time; | |
98 | u64 end_time; | |
99 | u64 total_time; | |
b97b59b9 | 100 | u64 total_bytes; |
10274989 AV |
101 | int display; |
102 | ||
103 | struct per_pidcomm *all; | |
104 | struct per_pidcomm *current; | |
10274989 AV |
105 | }; |
106 | ||
107 | ||
108 | struct per_pidcomm { | |
109 | struct per_pidcomm *next; | |
110 | ||
111 | u64 start_time; | |
112 | u64 end_time; | |
113 | u64 total_time; | |
b97b59b9 SF |
114 | u64 max_bytes; |
115 | u64 total_bytes; | |
10274989 AV |
116 | |
117 | int Y; | |
118 | int display; | |
119 | ||
120 | long state; | |
121 | u64 state_since; | |
122 | ||
123 | char *comm; | |
124 | ||
125 | struct cpu_sample *samples; | |
b97b59b9 | 126 | struct io_sample *io_samples; |
10274989 AV |
127 | }; |
128 | ||
129 | struct sample_wrapper { | |
130 | struct sample_wrapper *next; | |
131 | ||
132 | u64 timestamp; | |
133 | unsigned char data[0]; | |
134 | }; | |
135 | ||
136 | #define TYPE_NONE 0 | |
137 | #define TYPE_RUNNING 1 | |
138 | #define TYPE_WAITING 2 | |
139 | #define TYPE_BLOCKED 3 | |
140 | ||
141 | struct cpu_sample { | |
142 | struct cpu_sample *next; | |
143 | ||
144 | u64 start_time; | |
145 | u64 end_time; | |
146 | int type; | |
147 | int cpu; | |
6f8d67fa | 148 | const char *backtrace; |
10274989 AV |
149 | }; |
150 | ||
b97b59b9 SF |
151 | enum { |
152 | IOTYPE_READ, | |
153 | IOTYPE_WRITE, | |
154 | IOTYPE_SYNC, | |
155 | IOTYPE_TX, | |
156 | IOTYPE_RX, | |
157 | IOTYPE_POLL, | |
158 | }; | |
159 | ||
160 | struct io_sample { | |
161 | struct io_sample *next; | |
162 | ||
163 | u64 start_time; | |
164 | u64 end_time; | |
165 | u64 bytes; | |
166 | int type; | |
167 | int fd; | |
168 | int err; | |
169 | int merges; | |
170 | }; | |
171 | ||
10274989 AV |
172 | #define CSTATE 1 |
173 | #define PSTATE 2 | |
174 | ||
175 | struct power_event { | |
176 | struct power_event *next; | |
177 | int type; | |
178 | int state; | |
179 | u64 start_time; | |
180 | u64 end_time; | |
181 | int cpu; | |
182 | }; | |
183 | ||
184 | struct wake_event { | |
185 | struct wake_event *next; | |
186 | int waker; | |
187 | int wakee; | |
188 | u64 time; | |
6f8d67fa | 189 | const char *backtrace; |
10274989 AV |
190 | }; |
191 | ||
bbe2987b | 192 | struct process_filter { |
5cbd0805 LZ |
193 | char *name; |
194 | int pid; | |
195 | struct process_filter *next; | |
bbe2987b AV |
196 | }; |
197 | ||
198 | static struct process_filter *process_filter; | |
199 | ||
200 | ||
5e22f6d2 | 201 | static struct per_pid *find_create_pid(struct timechart *tchart, int pid) |
10274989 | 202 | { |
5e22f6d2 | 203 | struct per_pid *cursor = tchart->all_data; |
10274989 AV |
204 | |
205 | while (cursor) { | |
206 | if (cursor->pid == pid) | |
207 | return cursor; | |
208 | cursor = cursor->next; | |
209 | } | |
e0dcd6fb | 210 | cursor = zalloc(sizeof(*cursor)); |
10274989 | 211 | assert(cursor != NULL); |
10274989 | 212 | cursor->pid = pid; |
5e22f6d2 ACM |
213 | cursor->next = tchart->all_data; |
214 | tchart->all_data = cursor; | |
10274989 AV |
215 | return cursor; |
216 | } | |
217 | ||
5e22f6d2 | 218 | static void pid_set_comm(struct timechart *tchart, int pid, char *comm) |
10274989 AV |
219 | { |
220 | struct per_pid *p; | |
221 | struct per_pidcomm *c; | |
5e22f6d2 | 222 | p = find_create_pid(tchart, pid); |
10274989 AV |
223 | c = p->all; |
224 | while (c) { | |
225 | if (c->comm && strcmp(c->comm, comm) == 0) { | |
226 | p->current = c; | |
227 | return; | |
228 | } | |
229 | if (!c->comm) { | |
230 | c->comm = strdup(comm); | |
231 | p->current = c; | |
232 | return; | |
233 | } | |
234 | c = c->next; | |
235 | } | |
e0dcd6fb | 236 | c = zalloc(sizeof(*c)); |
10274989 | 237 | assert(c != NULL); |
10274989 AV |
238 | c->comm = strdup(comm); |
239 | p->current = c; | |
240 | c->next = p->all; | |
241 | p->all = c; | |
242 | } | |
243 | ||
5e22f6d2 | 244 | static void pid_fork(struct timechart *tchart, int pid, int ppid, u64 timestamp) |
10274989 AV |
245 | { |
246 | struct per_pid *p, *pp; | |
5e22f6d2 ACM |
247 | p = find_create_pid(tchart, pid); |
248 | pp = find_create_pid(tchart, ppid); | |
10274989 AV |
249 | p->ppid = ppid; |
250 | if (pp->current && pp->current->comm && !p->current) | |
5e22f6d2 | 251 | pid_set_comm(tchart, pid, pp->current->comm); |
10274989 AV |
252 | |
253 | p->start_time = timestamp; | |
962e310a | 254 | if (p->current && !p->current->start_time) { |
10274989 AV |
255 | p->current->start_time = timestamp; |
256 | p->current->state_since = timestamp; | |
257 | } | |
258 | } | |
259 | ||
5e22f6d2 | 260 | static void pid_exit(struct timechart *tchart, int pid, u64 timestamp) |
10274989 AV |
261 | { |
262 | struct per_pid *p; | |
5e22f6d2 | 263 | p = find_create_pid(tchart, pid); |
10274989 AV |
264 | p->end_time = timestamp; |
265 | if (p->current) | |
266 | p->current->end_time = timestamp; | |
267 | } | |
268 | ||
5e22f6d2 ACM |
269 | static void pid_put_sample(struct timechart *tchart, int pid, int type, |
270 | unsigned int cpu, u64 start, u64 end, | |
271 | const char *backtrace) | |
10274989 AV |
272 | { |
273 | struct per_pid *p; | |
274 | struct per_pidcomm *c; | |
275 | struct cpu_sample *sample; | |
276 | ||
5e22f6d2 | 277 | p = find_create_pid(tchart, pid); |
10274989 AV |
278 | c = p->current; |
279 | if (!c) { | |
e0dcd6fb | 280 | c = zalloc(sizeof(*c)); |
10274989 | 281 | assert(c != NULL); |
10274989 AV |
282 | p->current = c; |
283 | c->next = p->all; | |
284 | p->all = c; | |
285 | } | |
286 | ||
e0dcd6fb | 287 | sample = zalloc(sizeof(*sample)); |
10274989 | 288 | assert(sample != NULL); |
10274989 AV |
289 | sample->start_time = start; |
290 | sample->end_time = end; | |
291 | sample->type = type; | |
292 | sample->next = c->samples; | |
293 | sample->cpu = cpu; | |
6f8d67fa | 294 | sample->backtrace = backtrace; |
10274989 AV |
295 | c->samples = sample; |
296 | ||
297 | if (sample->type == TYPE_RUNNING && end > start && start > 0) { | |
298 | c->total_time += (end-start); | |
299 | p->total_time += (end-start); | |
300 | } | |
301 | ||
302 | if (c->start_time == 0 || c->start_time > start) | |
303 | c->start_time = start; | |
304 | if (p->start_time == 0 || p->start_time > start) | |
305 | p->start_time = start; | |
10274989 AV |
306 | } |
307 | ||
308 | #define MAX_CPUS 4096 | |
309 | ||
310 | static u64 cpus_cstate_start_times[MAX_CPUS]; | |
311 | static int cpus_cstate_state[MAX_CPUS]; | |
312 | static u64 cpus_pstate_start_times[MAX_CPUS]; | |
313 | static u64 cpus_pstate_state[MAX_CPUS]; | |
314 | ||
5e22f6d2 | 315 | static int process_comm_event(struct perf_tool *tool, |
d20deb64 | 316 | union perf_event *event, |
1d037ca1 IT |
317 | struct perf_sample *sample __maybe_unused, |
318 | struct machine *machine __maybe_unused) | |
10274989 | 319 | { |
5e22f6d2 ACM |
320 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
321 | pid_set_comm(tchart, event->comm.tid, event->comm.comm); | |
10274989 AV |
322 | return 0; |
323 | } | |
d8f66248 | 324 | |
5e22f6d2 | 325 | static int process_fork_event(struct perf_tool *tool, |
d20deb64 | 326 | union perf_event *event, |
1d037ca1 IT |
327 | struct perf_sample *sample __maybe_unused, |
328 | struct machine *machine __maybe_unused) | |
10274989 | 329 | { |
5e22f6d2 ACM |
330 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
331 | pid_fork(tchart, event->fork.pid, event->fork.ppid, event->fork.time); | |
10274989 AV |
332 | return 0; |
333 | } | |
334 | ||
5e22f6d2 | 335 | static int process_exit_event(struct perf_tool *tool, |
d20deb64 | 336 | union perf_event *event, |
1d037ca1 IT |
337 | struct perf_sample *sample __maybe_unused, |
338 | struct machine *machine __maybe_unused) | |
10274989 | 339 | { |
5e22f6d2 ACM |
340 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
341 | pid_exit(tchart, event->fork.pid, event->fork.time); | |
10274989 AV |
342 | return 0; |
343 | } | |
344 | ||
20c457b8 TR |
345 | #ifdef SUPPORT_OLD_POWER_EVENTS |
346 | static int use_old_power_events; | |
20c457b8 TR |
347 | #endif |
348 | ||
10274989 AV |
349 | static void c_state_start(int cpu, u64 timestamp, int state) |
350 | { | |
351 | cpus_cstate_start_times[cpu] = timestamp; | |
352 | cpus_cstate_state[cpu] = state; | |
353 | } | |
354 | ||
66cc3ada | 355 | static void c_state_end(struct timechart *tchart, int cpu, u64 timestamp) |
10274989 | 356 | { |
e0dcd6fb ACM |
357 | struct power_event *pwr = zalloc(sizeof(*pwr)); |
358 | ||
10274989 AV |
359 | if (!pwr) |
360 | return; | |
10274989 AV |
361 | |
362 | pwr->state = cpus_cstate_state[cpu]; | |
363 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
364 | pwr->end_time = timestamp; | |
365 | pwr->cpu = cpu; | |
366 | pwr->type = CSTATE; | |
66cc3ada | 367 | pwr->next = tchart->power_events; |
10274989 | 368 | |
66cc3ada | 369 | tchart->power_events = pwr; |
10274989 AV |
370 | } |
371 | ||
985b12e6 | 372 | static void p_state_change(struct timechart *tchart, int cpu, u64 timestamp, u64 new_freq) |
10274989 AV |
373 | { |
374 | struct power_event *pwr; | |
10274989 AV |
375 | |
376 | if (new_freq > 8000000) /* detect invalid data */ | |
377 | return; | |
378 | ||
e0dcd6fb | 379 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
380 | if (!pwr) |
381 | return; | |
10274989 AV |
382 | |
383 | pwr->state = cpus_pstate_state[cpu]; | |
384 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
385 | pwr->end_time = timestamp; | |
386 | pwr->cpu = cpu; | |
387 | pwr->type = PSTATE; | |
66cc3ada | 388 | pwr->next = tchart->power_events; |
10274989 AV |
389 | |
390 | if (!pwr->start_time) | |
985b12e6 | 391 | pwr->start_time = tchart->first_time; |
10274989 | 392 | |
66cc3ada | 393 | tchart->power_events = pwr; |
10274989 AV |
394 | |
395 | cpus_pstate_state[cpu] = new_freq; | |
396 | cpus_pstate_start_times[cpu] = timestamp; | |
397 | ||
985b12e6 ACM |
398 | if ((u64)new_freq > tchart->max_freq) |
399 | tchart->max_freq = new_freq; | |
10274989 | 400 | |
985b12e6 ACM |
401 | if (new_freq < tchart->min_freq || tchart->min_freq == 0) |
402 | tchart->min_freq = new_freq; | |
10274989 | 403 | |
985b12e6 ACM |
404 | if (new_freq == tchart->max_freq - 1000) |
405 | tchart->turbo_frequency = tchart->max_freq; | |
10274989 AV |
406 | } |
407 | ||
5e22f6d2 ACM |
408 | static void sched_wakeup(struct timechart *tchart, int cpu, u64 timestamp, |
409 | int waker, int wakee, u8 flags, const char *backtrace) | |
10274989 | 410 | { |
10274989 | 411 | struct per_pid *p; |
e0dcd6fb | 412 | struct wake_event *we = zalloc(sizeof(*we)); |
10274989 | 413 | |
10274989 AV |
414 | if (!we) |
415 | return; | |
416 | ||
10274989 | 417 | we->time = timestamp; |
3ed0d21e | 418 | we->waker = waker; |
6f8d67fa | 419 | we->backtrace = backtrace; |
10274989 | 420 | |
3ed0d21e | 421 | if ((flags & TRACE_FLAG_HARDIRQ) || (flags & TRACE_FLAG_SOFTIRQ)) |
10274989 AV |
422 | we->waker = -1; |
423 | ||
3ed0d21e | 424 | we->wakee = wakee; |
436b0da0 ACM |
425 | we->next = tchart->wake_events; |
426 | tchart->wake_events = we; | |
5e22f6d2 | 427 | p = find_create_pid(tchart, we->wakee); |
10274989 AV |
428 | |
429 | if (p && p->current && p->current->state == TYPE_NONE) { | |
430 | p->current->state_since = timestamp; | |
431 | p->current->state = TYPE_WAITING; | |
432 | } | |
433 | if (p && p->current && p->current->state == TYPE_BLOCKED) { | |
5e22f6d2 | 434 | pid_put_sample(tchart, p->pid, p->current->state, cpu, |
6f8d67fa | 435 | p->current->state_since, timestamp, NULL); |
10274989 AV |
436 | p->current->state_since = timestamp; |
437 | p->current->state = TYPE_WAITING; | |
438 | } | |
439 | } | |
440 | ||
5e22f6d2 ACM |
441 | static void sched_switch(struct timechart *tchart, int cpu, u64 timestamp, |
442 | int prev_pid, int next_pid, u64 prev_state, | |
443 | const char *backtrace) | |
10274989 AV |
444 | { |
445 | struct per_pid *p = NULL, *prev_p; | |
10274989 | 446 | |
5e22f6d2 | 447 | prev_p = find_create_pid(tchart, prev_pid); |
10274989 | 448 | |
5e22f6d2 | 449 | p = find_create_pid(tchart, next_pid); |
10274989 AV |
450 | |
451 | if (prev_p->current && prev_p->current->state != TYPE_NONE) | |
5e22f6d2 | 452 | pid_put_sample(tchart, prev_pid, TYPE_RUNNING, cpu, |
6f8d67fa SF |
453 | prev_p->current->state_since, timestamp, |
454 | backtrace); | |
10274989 AV |
455 | if (p && p->current) { |
456 | if (p->current->state != TYPE_NONE) | |
5e22f6d2 | 457 | pid_put_sample(tchart, next_pid, p->current->state, cpu, |
6f8d67fa SF |
458 | p->current->state_since, timestamp, |
459 | backtrace); | |
10274989 | 460 | |
33e26a1b JL |
461 | p->current->state_since = timestamp; |
462 | p->current->state = TYPE_RUNNING; | |
10274989 AV |
463 | } |
464 | ||
465 | if (prev_p->current) { | |
466 | prev_p->current->state = TYPE_NONE; | |
467 | prev_p->current->state_since = timestamp; | |
3ed0d21e | 468 | if (prev_state & 2) |
10274989 | 469 | prev_p->current->state = TYPE_BLOCKED; |
3ed0d21e | 470 | if (prev_state == 0) |
10274989 AV |
471 | prev_p->current->state = TYPE_WAITING; |
472 | } | |
473 | } | |
474 | ||
6f8d67fa SF |
475 | static const char *cat_backtrace(union perf_event *event, |
476 | struct perf_sample *sample, | |
477 | struct machine *machine) | |
478 | { | |
479 | struct addr_location al; | |
480 | unsigned int i; | |
481 | char *p = NULL; | |
482 | size_t p_len; | |
483 | u8 cpumode = PERF_RECORD_MISC_USER; | |
484 | struct addr_location tal; | |
485 | struct ip_callchain *chain = sample->callchain; | |
486 | FILE *f = open_memstream(&p, &p_len); | |
487 | ||
488 | if (!f) { | |
489 | perror("open_memstream error"); | |
490 | return NULL; | |
491 | } | |
492 | ||
493 | if (!chain) | |
494 | goto exit; | |
495 | ||
bb3eb566 | 496 | if (machine__resolve(machine, &al, sample) < 0) { |
6f8d67fa SF |
497 | fprintf(stderr, "problem processing %d event, skipping it.\n", |
498 | event->header.type); | |
499 | goto exit; | |
500 | } | |
501 | ||
502 | for (i = 0; i < chain->nr; i++) { | |
503 | u64 ip; | |
504 | ||
505 | if (callchain_param.order == ORDER_CALLEE) | |
506 | ip = chain->ips[i]; | |
507 | else | |
508 | ip = chain->ips[chain->nr - i - 1]; | |
509 | ||
510 | if (ip >= PERF_CONTEXT_MAX) { | |
511 | switch (ip) { | |
512 | case PERF_CONTEXT_HV: | |
513 | cpumode = PERF_RECORD_MISC_HYPERVISOR; | |
514 | break; | |
515 | case PERF_CONTEXT_KERNEL: | |
516 | cpumode = PERF_RECORD_MISC_KERNEL; | |
517 | break; | |
518 | case PERF_CONTEXT_USER: | |
519 | cpumode = PERF_RECORD_MISC_USER; | |
520 | break; | |
521 | default: | |
522 | pr_debug("invalid callchain context: " | |
523 | "%"PRId64"\n", (s64) ip); | |
524 | ||
525 | /* | |
526 | * It seems the callchain is corrupted. | |
527 | * Discard all. | |
528 | */ | |
04662523 | 529 | zfree(&p); |
b91fc39f | 530 | goto exit_put; |
6f8d67fa SF |
531 | } |
532 | continue; | |
533 | } | |
534 | ||
b3cef7f6 | 535 | tal.filtered = 0; |
bb871a9c | 536 | thread__find_addr_location(al.thread, cpumode, |
6f8d67fa SF |
537 | MAP__FUNCTION, ip, &tal); |
538 | ||
539 | if (tal.sym) | |
540 | fprintf(f, "..... %016" PRIx64 " %s\n", ip, | |
541 | tal.sym->name); | |
542 | else | |
543 | fprintf(f, "..... %016" PRIx64 "\n", ip); | |
544 | } | |
b91fc39f ACM |
545 | exit_put: |
546 | addr_location__put(&al); | |
6f8d67fa SF |
547 | exit: |
548 | fclose(f); | |
549 | ||
550 | return p; | |
551 | } | |
552 | ||
985b12e6 ACM |
553 | typedef int (*tracepoint_handler)(struct timechart *tchart, |
554 | struct perf_evsel *evsel, | |
6f8d67fa SF |
555 | struct perf_sample *sample, |
556 | const char *backtrace); | |
10274989 | 557 | |
985b12e6 | 558 | static int process_sample_event(struct perf_tool *tool, |
972ec653 | 559 | union perf_event *event, |
8d50e5b4 | 560 | struct perf_sample *sample, |
e3f42609 | 561 | struct perf_evsel *evsel, |
985b12e6 | 562 | struct machine *machine) |
10274989 | 563 | { |
985b12e6 ACM |
564 | struct timechart *tchart = container_of(tool, struct timechart, tool); |
565 | ||
e3f42609 | 566 | if (evsel->attr.sample_type & PERF_SAMPLE_TIME) { |
985b12e6 ACM |
567 | if (!tchart->first_time || tchart->first_time > sample->time) |
568 | tchart->first_time = sample->time; | |
569 | if (tchart->last_time < sample->time) | |
570 | tchart->last_time = sample->time; | |
10274989 | 571 | } |
180f95e2 | 572 | |
744a9719 ACM |
573 | if (evsel->handler != NULL) { |
574 | tracepoint_handler f = evsel->handler; | |
58b9a18e SF |
575 | return f(tchart, evsel, sample, |
576 | cat_backtrace(event, sample, machine)); | |
5936678e JO |
577 | } |
578 | ||
579 | return 0; | |
580 | } | |
581 | ||
582 | static int | |
985b12e6 ACM |
583 | process_sample_cpu_idle(struct timechart *tchart __maybe_unused, |
584 | struct perf_evsel *evsel, | |
6f8d67fa SF |
585 | struct perf_sample *sample, |
586 | const char *backtrace __maybe_unused) | |
5936678e | 587 | { |
3ed0d21e SF |
588 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
589 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 590 | |
3ed0d21e | 591 | if (state == (u32)PWR_EVENT_EXIT) |
66cc3ada | 592 | c_state_end(tchart, cpu_id, sample->time); |
5936678e | 593 | else |
3ed0d21e | 594 | c_state_start(cpu_id, sample->time, state); |
5936678e JO |
595 | return 0; |
596 | } | |
597 | ||
598 | static int | |
985b12e6 ACM |
599 | process_sample_cpu_frequency(struct timechart *tchart, |
600 | struct perf_evsel *evsel, | |
6f8d67fa SF |
601 | struct perf_sample *sample, |
602 | const char *backtrace __maybe_unused) | |
5936678e | 603 | { |
3ed0d21e SF |
604 | u32 state = perf_evsel__intval(evsel, sample, "state"); |
605 | u32 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); | |
5936678e | 606 | |
985b12e6 | 607 | p_state_change(tchart, cpu_id, sample->time, state); |
5936678e JO |
608 | return 0; |
609 | } | |
610 | ||
611 | static int | |
5e22f6d2 | 612 | process_sample_sched_wakeup(struct timechart *tchart, |
985b12e6 | 613 | struct perf_evsel *evsel, |
6f8d67fa SF |
614 | struct perf_sample *sample, |
615 | const char *backtrace) | |
5936678e | 616 | { |
3ed0d21e SF |
617 | u8 flags = perf_evsel__intval(evsel, sample, "common_flags"); |
618 | int waker = perf_evsel__intval(evsel, sample, "common_pid"); | |
619 | int wakee = perf_evsel__intval(evsel, sample, "pid"); | |
5936678e | 620 | |
5e22f6d2 | 621 | sched_wakeup(tchart, sample->cpu, sample->time, waker, wakee, flags, backtrace); |
5936678e JO |
622 | return 0; |
623 | } | |
10274989 | 624 | |
5936678e | 625 | static int |
5e22f6d2 | 626 | process_sample_sched_switch(struct timechart *tchart, |
985b12e6 | 627 | struct perf_evsel *evsel, |
6f8d67fa SF |
628 | struct perf_sample *sample, |
629 | const char *backtrace) | |
5936678e | 630 | { |
3ed0d21e SF |
631 | int prev_pid = perf_evsel__intval(evsel, sample, "prev_pid"); |
632 | int next_pid = perf_evsel__intval(evsel, sample, "next_pid"); | |
633 | u64 prev_state = perf_evsel__intval(evsel, sample, "prev_state"); | |
10274989 | 634 | |
5e22f6d2 ACM |
635 | sched_switch(tchart, sample->cpu, sample->time, prev_pid, next_pid, |
636 | prev_state, backtrace); | |
5936678e JO |
637 | return 0; |
638 | } | |
20c457b8 TR |
639 | |
640 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
5936678e | 641 | static int |
985b12e6 ACM |
642 | process_sample_power_start(struct timechart *tchart __maybe_unused, |
643 | struct perf_evsel *evsel, | |
6f8d67fa SF |
644 | struct perf_sample *sample, |
645 | const char *backtrace __maybe_unused) | |
5936678e | 646 | { |
3ed0d21e SF |
647 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
648 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 649 | |
3ed0d21e | 650 | c_state_start(cpu_id, sample->time, value); |
5936678e JO |
651 | return 0; |
652 | } | |
653 | ||
654 | static int | |
66cc3ada | 655 | process_sample_power_end(struct timechart *tchart, |
985b12e6 | 656 | struct perf_evsel *evsel __maybe_unused, |
6f8d67fa SF |
657 | struct perf_sample *sample, |
658 | const char *backtrace __maybe_unused) | |
5936678e | 659 | { |
66cc3ada | 660 | c_state_end(tchart, sample->cpu, sample->time); |
5936678e JO |
661 | return 0; |
662 | } | |
663 | ||
664 | static int | |
985b12e6 ACM |
665 | process_sample_power_frequency(struct timechart *tchart, |
666 | struct perf_evsel *evsel, | |
6f8d67fa SF |
667 | struct perf_sample *sample, |
668 | const char *backtrace __maybe_unused) | |
5936678e | 669 | { |
3ed0d21e SF |
670 | u64 cpu_id = perf_evsel__intval(evsel, sample, "cpu_id"); |
671 | u64 value = perf_evsel__intval(evsel, sample, "value"); | |
5936678e | 672 | |
985b12e6 | 673 | p_state_change(tchart, cpu_id, sample->time, value); |
10274989 AV |
674 | return 0; |
675 | } | |
5936678e | 676 | #endif /* SUPPORT_OLD_POWER_EVENTS */ |
10274989 AV |
677 | |
678 | /* | |
679 | * After the last sample we need to wrap up the current C/P state | |
680 | * and close out each CPU for these. | |
681 | */ | |
985b12e6 | 682 | static void end_sample_processing(struct timechart *tchart) |
10274989 AV |
683 | { |
684 | u64 cpu; | |
685 | struct power_event *pwr; | |
686 | ||
985b12e6 | 687 | for (cpu = 0; cpu <= tchart->numcpus; cpu++) { |
e0dcd6fb ACM |
688 | /* C state */ |
689 | #if 0 | |
690 | pwr = zalloc(sizeof(*pwr)); | |
10274989 AV |
691 | if (!pwr) |
692 | return; | |
10274989 | 693 | |
10274989 AV |
694 | pwr->state = cpus_cstate_state[cpu]; |
695 | pwr->start_time = cpus_cstate_start_times[cpu]; | |
985b12e6 | 696 | pwr->end_time = tchart->last_time; |
10274989 AV |
697 | pwr->cpu = cpu; |
698 | pwr->type = CSTATE; | |
66cc3ada | 699 | pwr->next = tchart->power_events; |
10274989 | 700 | |
66cc3ada | 701 | tchart->power_events = pwr; |
10274989 AV |
702 | #endif |
703 | /* P state */ | |
704 | ||
e0dcd6fb | 705 | pwr = zalloc(sizeof(*pwr)); |
10274989 AV |
706 | if (!pwr) |
707 | return; | |
10274989 AV |
708 | |
709 | pwr->state = cpus_pstate_state[cpu]; | |
710 | pwr->start_time = cpus_pstate_start_times[cpu]; | |
985b12e6 | 711 | pwr->end_time = tchart->last_time; |
10274989 AV |
712 | pwr->cpu = cpu; |
713 | pwr->type = PSTATE; | |
66cc3ada | 714 | pwr->next = tchart->power_events; |
10274989 AV |
715 | |
716 | if (!pwr->start_time) | |
985b12e6 | 717 | pwr->start_time = tchart->first_time; |
10274989 | 718 | if (!pwr->state) |
985b12e6 | 719 | pwr->state = tchart->min_freq; |
66cc3ada | 720 | tchart->power_events = pwr; |
10274989 AV |
721 | } |
722 | } | |
723 | ||
b97b59b9 SF |
724 | static int pid_begin_io_sample(struct timechart *tchart, int pid, int type, |
725 | u64 start, int fd) | |
726 | { | |
727 | struct per_pid *p = find_create_pid(tchart, pid); | |
728 | struct per_pidcomm *c = p->current; | |
729 | struct io_sample *sample; | |
730 | struct io_sample *prev; | |
731 | ||
732 | if (!c) { | |
733 | c = zalloc(sizeof(*c)); | |
734 | if (!c) | |
735 | return -ENOMEM; | |
736 | p->current = c; | |
737 | c->next = p->all; | |
738 | p->all = c; | |
739 | } | |
740 | ||
741 | prev = c->io_samples; | |
742 | ||
743 | if (prev && prev->start_time && !prev->end_time) { | |
744 | pr_warning("Skip invalid start event: " | |
745 | "previous event already started!\n"); | |
746 | ||
747 | /* remove previous event that has been started, | |
748 | * we are not sure we will ever get an end for it */ | |
749 | c->io_samples = prev->next; | |
750 | free(prev); | |
751 | return 0; | |
752 | } | |
753 | ||
754 | sample = zalloc(sizeof(*sample)); | |
755 | if (!sample) | |
756 | return -ENOMEM; | |
757 | sample->start_time = start; | |
758 | sample->type = type; | |
759 | sample->fd = fd; | |
760 | sample->next = c->io_samples; | |
761 | c->io_samples = sample; | |
762 | ||
763 | if (c->start_time == 0 || c->start_time > start) | |
764 | c->start_time = start; | |
765 | ||
766 | return 0; | |
767 | } | |
768 | ||
769 | static int pid_end_io_sample(struct timechart *tchart, int pid, int type, | |
770 | u64 end, long ret) | |
771 | { | |
772 | struct per_pid *p = find_create_pid(tchart, pid); | |
773 | struct per_pidcomm *c = p->current; | |
d243144a | 774 | struct io_sample *sample, *prev; |
b97b59b9 SF |
775 | |
776 | if (!c) { | |
777 | pr_warning("Invalid pidcomm!\n"); | |
778 | return -1; | |
779 | } | |
780 | ||
781 | sample = c->io_samples; | |
782 | ||
783 | if (!sample) /* skip partially captured events */ | |
784 | return 0; | |
785 | ||
786 | if (sample->end_time) { | |
787 | pr_warning("Skip invalid end event: " | |
788 | "previous event already ended!\n"); | |
789 | return 0; | |
790 | } | |
791 | ||
792 | if (sample->type != type) { | |
793 | pr_warning("Skip invalid end event: invalid event type!\n"); | |
794 | return 0; | |
795 | } | |
796 | ||
797 | sample->end_time = end; | |
d243144a SF |
798 | prev = sample->next; |
799 | ||
800 | /* we want to be able to see small and fast transfers, so make them | |
801 | * at least min_time long, but don't overlap them */ | |
802 | if (sample->end_time - sample->start_time < tchart->min_time) | |
803 | sample->end_time = sample->start_time + tchart->min_time; | |
804 | if (prev && sample->start_time < prev->end_time) { | |
805 | if (prev->err) /* try to make errors more visible */ | |
806 | sample->start_time = prev->end_time; | |
807 | else | |
808 | prev->end_time = sample->start_time; | |
809 | } | |
b97b59b9 SF |
810 | |
811 | if (ret < 0) { | |
812 | sample->err = ret; | |
813 | } else if (type == IOTYPE_READ || type == IOTYPE_WRITE || | |
814 | type == IOTYPE_TX || type == IOTYPE_RX) { | |
815 | ||
816 | if ((u64)ret > c->max_bytes) | |
817 | c->max_bytes = ret; | |
818 | ||
819 | c->total_bytes += ret; | |
820 | p->total_bytes += ret; | |
821 | sample->bytes = ret; | |
822 | } | |
823 | ||
d243144a SF |
824 | /* merge two requests to make svg smaller and render-friendly */ |
825 | if (prev && | |
826 | prev->type == sample->type && | |
827 | prev->err == sample->err && | |
828 | prev->fd == sample->fd && | |
829 | prev->end_time + tchart->merge_dist >= sample->start_time) { | |
830 | ||
831 | sample->bytes += prev->bytes; | |
832 | sample->merges += prev->merges + 1; | |
833 | ||
834 | sample->start_time = prev->start_time; | |
835 | sample->next = prev->next; | |
836 | free(prev); | |
837 | ||
838 | if (!sample->err && sample->bytes > c->max_bytes) | |
839 | c->max_bytes = sample->bytes; | |
840 | } | |
841 | ||
b97b59b9 SF |
842 | tchart->io_events++; |
843 | ||
844 | return 0; | |
845 | } | |
846 | ||
847 | static int | |
848 | process_enter_read(struct timechart *tchart, | |
849 | struct perf_evsel *evsel, | |
850 | struct perf_sample *sample) | |
851 | { | |
852 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
853 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_READ, | |
854 | sample->time, fd); | |
855 | } | |
856 | ||
857 | static int | |
858 | process_exit_read(struct timechart *tchart, | |
859 | struct perf_evsel *evsel, | |
860 | struct perf_sample *sample) | |
861 | { | |
862 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
863 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_READ, | |
864 | sample->time, ret); | |
865 | } | |
866 | ||
867 | static int | |
868 | process_enter_write(struct timechart *tchart, | |
869 | struct perf_evsel *evsel, | |
870 | struct perf_sample *sample) | |
871 | { | |
872 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
873 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
874 | sample->time, fd); | |
875 | } | |
876 | ||
877 | static int | |
878 | process_exit_write(struct timechart *tchart, | |
879 | struct perf_evsel *evsel, | |
880 | struct perf_sample *sample) | |
881 | { | |
882 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
883 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_WRITE, | |
884 | sample->time, ret); | |
885 | } | |
886 | ||
887 | static int | |
888 | process_enter_sync(struct timechart *tchart, | |
889 | struct perf_evsel *evsel, | |
890 | struct perf_sample *sample) | |
891 | { | |
892 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
893 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
894 | sample->time, fd); | |
895 | } | |
896 | ||
897 | static int | |
898 | process_exit_sync(struct timechart *tchart, | |
899 | struct perf_evsel *evsel, | |
900 | struct perf_sample *sample) | |
901 | { | |
902 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
903 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_SYNC, | |
904 | sample->time, ret); | |
905 | } | |
906 | ||
907 | static int | |
908 | process_enter_tx(struct timechart *tchart, | |
909 | struct perf_evsel *evsel, | |
910 | struct perf_sample *sample) | |
911 | { | |
912 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
913 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_TX, | |
914 | sample->time, fd); | |
915 | } | |
916 | ||
917 | static int | |
918 | process_exit_tx(struct timechart *tchart, | |
919 | struct perf_evsel *evsel, | |
920 | struct perf_sample *sample) | |
921 | { | |
922 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
923 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_TX, | |
924 | sample->time, ret); | |
925 | } | |
926 | ||
927 | static int | |
928 | process_enter_rx(struct timechart *tchart, | |
929 | struct perf_evsel *evsel, | |
930 | struct perf_sample *sample) | |
931 | { | |
932 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
933 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_RX, | |
934 | sample->time, fd); | |
935 | } | |
936 | ||
937 | static int | |
938 | process_exit_rx(struct timechart *tchart, | |
939 | struct perf_evsel *evsel, | |
940 | struct perf_sample *sample) | |
941 | { | |
942 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
943 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_RX, | |
944 | sample->time, ret); | |
945 | } | |
946 | ||
947 | static int | |
948 | process_enter_poll(struct timechart *tchart, | |
949 | struct perf_evsel *evsel, | |
950 | struct perf_sample *sample) | |
951 | { | |
952 | long fd = perf_evsel__intval(evsel, sample, "fd"); | |
953 | return pid_begin_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
954 | sample->time, fd); | |
955 | } | |
956 | ||
957 | static int | |
958 | process_exit_poll(struct timechart *tchart, | |
959 | struct perf_evsel *evsel, | |
960 | struct perf_sample *sample) | |
961 | { | |
962 | long ret = perf_evsel__intval(evsel, sample, "ret"); | |
963 | return pid_end_io_sample(tchart, sample->tid, IOTYPE_POLL, | |
964 | sample->time, ret); | |
965 | } | |
966 | ||
10274989 AV |
967 | /* |
968 | * Sort the pid datastructure | |
969 | */ | |
5e22f6d2 | 970 | static void sort_pids(struct timechart *tchart) |
10274989 AV |
971 | { |
972 | struct per_pid *new_list, *p, *cursor, *prev; | |
973 | /* sort by ppid first, then by pid, lowest to highest */ | |
974 | ||
975 | new_list = NULL; | |
976 | ||
5e22f6d2 ACM |
977 | while (tchart->all_data) { |
978 | p = tchart->all_data; | |
979 | tchart->all_data = p->next; | |
10274989 AV |
980 | p->next = NULL; |
981 | ||
982 | if (new_list == NULL) { | |
983 | new_list = p; | |
984 | p->next = NULL; | |
985 | continue; | |
986 | } | |
987 | prev = NULL; | |
988 | cursor = new_list; | |
989 | while (cursor) { | |
990 | if (cursor->ppid > p->ppid || | |
991 | (cursor->ppid == p->ppid && cursor->pid > p->pid)) { | |
992 | /* must insert before */ | |
993 | if (prev) { | |
994 | p->next = prev->next; | |
995 | prev->next = p; | |
996 | cursor = NULL; | |
997 | continue; | |
998 | } else { | |
999 | p->next = new_list; | |
1000 | new_list = p; | |
1001 | cursor = NULL; | |
1002 | continue; | |
1003 | } | |
1004 | } | |
1005 | ||
1006 | prev = cursor; | |
1007 | cursor = cursor->next; | |
1008 | if (!cursor) | |
1009 | prev->next = p; | |
1010 | } | |
1011 | } | |
5e22f6d2 | 1012 | tchart->all_data = new_list; |
10274989 AV |
1013 | } |
1014 | ||
1015 | ||
985b12e6 | 1016 | static void draw_c_p_states(struct timechart *tchart) |
10274989 AV |
1017 | { |
1018 | struct power_event *pwr; | |
66cc3ada | 1019 | pwr = tchart->power_events; |
10274989 AV |
1020 | |
1021 | /* | |
1022 | * two pass drawing so that the P state bars are on top of the C state blocks | |
1023 | */ | |
1024 | while (pwr) { | |
1025 | if (pwr->type == CSTATE) | |
1026 | svg_cstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); | |
1027 | pwr = pwr->next; | |
1028 | } | |
1029 | ||
66cc3ada | 1030 | pwr = tchart->power_events; |
10274989 AV |
1031 | while (pwr) { |
1032 | if (pwr->type == PSTATE) { | |
1033 | if (!pwr->state) | |
985b12e6 | 1034 | pwr->state = tchart->min_freq; |
10274989 AV |
1035 | svg_pstate(pwr->cpu, pwr->start_time, pwr->end_time, pwr->state); |
1036 | } | |
1037 | pwr = pwr->next; | |
1038 | } | |
1039 | } | |
1040 | ||
5e22f6d2 | 1041 | static void draw_wakeups(struct timechart *tchart) |
10274989 AV |
1042 | { |
1043 | struct wake_event *we; | |
1044 | struct per_pid *p; | |
1045 | struct per_pidcomm *c; | |
1046 | ||
436b0da0 | 1047 | we = tchart->wake_events; |
10274989 AV |
1048 | while (we) { |
1049 | int from = 0, to = 0; | |
4f1202c8 | 1050 | char *task_from = NULL, *task_to = NULL; |
10274989 AV |
1051 | |
1052 | /* locate the column of the waker and wakee */ | |
5e22f6d2 | 1053 | p = tchart->all_data; |
10274989 AV |
1054 | while (p) { |
1055 | if (p->pid == we->waker || p->pid == we->wakee) { | |
1056 | c = p->all; | |
1057 | while (c) { | |
1058 | if (c->Y && c->start_time <= we->time && c->end_time >= we->time) { | |
bbe2987b | 1059 | if (p->pid == we->waker && !from) { |
10274989 | 1060 | from = c->Y; |
3bc2a39c | 1061 | task_from = strdup(c->comm); |
4f1202c8 | 1062 | } |
bbe2987b | 1063 | if (p->pid == we->wakee && !to) { |
10274989 | 1064 | to = c->Y; |
3bc2a39c | 1065 | task_to = strdup(c->comm); |
4f1202c8 | 1066 | } |
10274989 AV |
1067 | } |
1068 | c = c->next; | |
1069 | } | |
3bc2a39c AV |
1070 | c = p->all; |
1071 | while (c) { | |
1072 | if (p->pid == we->waker && !from) { | |
1073 | from = c->Y; | |
1074 | task_from = strdup(c->comm); | |
1075 | } | |
1076 | if (p->pid == we->wakee && !to) { | |
1077 | to = c->Y; | |
1078 | task_to = strdup(c->comm); | |
1079 | } | |
1080 | c = c->next; | |
1081 | } | |
10274989 AV |
1082 | } |
1083 | p = p->next; | |
1084 | } | |
1085 | ||
3bc2a39c AV |
1086 | if (!task_from) { |
1087 | task_from = malloc(40); | |
1088 | sprintf(task_from, "[%i]", we->waker); | |
1089 | } | |
1090 | if (!task_to) { | |
1091 | task_to = malloc(40); | |
1092 | sprintf(task_to, "[%i]", we->wakee); | |
1093 | } | |
1094 | ||
10274989 | 1095 | if (we->waker == -1) |
6f8d67fa | 1096 | svg_interrupt(we->time, to, we->backtrace); |
10274989 | 1097 | else if (from && to && abs(from - to) == 1) |
6f8d67fa | 1098 | svg_wakeline(we->time, from, to, we->backtrace); |
10274989 | 1099 | else |
6f8d67fa SF |
1100 | svg_partial_wakeline(we->time, from, task_from, to, |
1101 | task_to, we->backtrace); | |
10274989 | 1102 | we = we->next; |
3bc2a39c AV |
1103 | |
1104 | free(task_from); | |
1105 | free(task_to); | |
10274989 AV |
1106 | } |
1107 | } | |
1108 | ||
5e22f6d2 | 1109 | static void draw_cpu_usage(struct timechart *tchart) |
10274989 AV |
1110 | { |
1111 | struct per_pid *p; | |
1112 | struct per_pidcomm *c; | |
1113 | struct cpu_sample *sample; | |
5e22f6d2 | 1114 | p = tchart->all_data; |
10274989 AV |
1115 | while (p) { |
1116 | c = p->all; | |
1117 | while (c) { | |
1118 | sample = c->samples; | |
1119 | while (sample) { | |
8b6dcca0 SF |
1120 | if (sample->type == TYPE_RUNNING) { |
1121 | svg_process(sample->cpu, | |
1122 | sample->start_time, | |
1123 | sample->end_time, | |
de996228 | 1124 | p->pid, |
8b6dcca0 SF |
1125 | c->comm, |
1126 | sample->backtrace); | |
1127 | } | |
10274989 AV |
1128 | |
1129 | sample = sample->next; | |
1130 | } | |
1131 | c = c->next; | |
1132 | } | |
1133 | p = p->next; | |
1134 | } | |
1135 | } | |
1136 | ||
b97b59b9 SF |
1137 | static void draw_io_bars(struct timechart *tchart) |
1138 | { | |
1139 | const char *suf; | |
1140 | double bytes; | |
1141 | char comm[256]; | |
1142 | struct per_pid *p; | |
1143 | struct per_pidcomm *c; | |
1144 | struct io_sample *sample; | |
1145 | int Y = 1; | |
1146 | ||
1147 | p = tchart->all_data; | |
1148 | while (p) { | |
1149 | c = p->all; | |
1150 | while (c) { | |
1151 | if (!c->display) { | |
1152 | c->Y = 0; | |
1153 | c = c->next; | |
1154 | continue; | |
1155 | } | |
1156 | ||
1157 | svg_box(Y, c->start_time, c->end_time, "process3"); | |
1158 | sample = c->io_samples; | |
1159 | for (sample = c->io_samples; sample; sample = sample->next) { | |
1160 | double h = (double)sample->bytes / c->max_bytes; | |
1161 | ||
d243144a SF |
1162 | if (tchart->skip_eagain && |
1163 | sample->err == -EAGAIN) | |
1164 | continue; | |
1165 | ||
b97b59b9 SF |
1166 | if (sample->err) |
1167 | h = 1; | |
1168 | ||
1169 | if (sample->type == IOTYPE_SYNC) | |
1170 | svg_fbox(Y, | |
1171 | sample->start_time, | |
1172 | sample->end_time, | |
1173 | 1, | |
1174 | sample->err ? "error" : "sync", | |
1175 | sample->fd, | |
1176 | sample->err, | |
1177 | sample->merges); | |
1178 | else if (sample->type == IOTYPE_POLL) | |
1179 | svg_fbox(Y, | |
1180 | sample->start_time, | |
1181 | sample->end_time, | |
1182 | 1, | |
1183 | sample->err ? "error" : "poll", | |
1184 | sample->fd, | |
1185 | sample->err, | |
1186 | sample->merges); | |
1187 | else if (sample->type == IOTYPE_READ) | |
1188 | svg_ubox(Y, | |
1189 | sample->start_time, | |
1190 | sample->end_time, | |
1191 | h, | |
1192 | sample->err ? "error" : "disk", | |
1193 | sample->fd, | |
1194 | sample->err, | |
1195 | sample->merges); | |
1196 | else if (sample->type == IOTYPE_WRITE) | |
1197 | svg_lbox(Y, | |
1198 | sample->start_time, | |
1199 | sample->end_time, | |
1200 | h, | |
1201 | sample->err ? "error" : "disk", | |
1202 | sample->fd, | |
1203 | sample->err, | |
1204 | sample->merges); | |
1205 | else if (sample->type == IOTYPE_RX) | |
1206 | svg_ubox(Y, | |
1207 | sample->start_time, | |
1208 | sample->end_time, | |
1209 | h, | |
1210 | sample->err ? "error" : "net", | |
1211 | sample->fd, | |
1212 | sample->err, | |
1213 | sample->merges); | |
1214 | else if (sample->type == IOTYPE_TX) | |
1215 | svg_lbox(Y, | |
1216 | sample->start_time, | |
1217 | sample->end_time, | |
1218 | h, | |
1219 | sample->err ? "error" : "net", | |
1220 | sample->fd, | |
1221 | sample->err, | |
1222 | sample->merges); | |
1223 | } | |
1224 | ||
1225 | suf = ""; | |
1226 | bytes = c->total_bytes; | |
1227 | if (bytes > 1024) { | |
1228 | bytes = bytes / 1024; | |
1229 | suf = "K"; | |
1230 | } | |
1231 | if (bytes > 1024) { | |
1232 | bytes = bytes / 1024; | |
1233 | suf = "M"; | |
1234 | } | |
1235 | if (bytes > 1024) { | |
1236 | bytes = bytes / 1024; | |
1237 | suf = "G"; | |
1238 | } | |
1239 | ||
1240 | ||
1241 | sprintf(comm, "%s:%i (%3.1f %sbytes)", c->comm ?: "", p->pid, bytes, suf); | |
1242 | svg_text(Y, c->start_time, comm); | |
1243 | ||
1244 | c->Y = Y; | |
1245 | Y++; | |
1246 | c = c->next; | |
1247 | } | |
1248 | p = p->next; | |
1249 | } | |
1250 | } | |
1251 | ||
985b12e6 | 1252 | static void draw_process_bars(struct timechart *tchart) |
10274989 AV |
1253 | { |
1254 | struct per_pid *p; | |
1255 | struct per_pidcomm *c; | |
1256 | struct cpu_sample *sample; | |
1257 | int Y = 0; | |
1258 | ||
985b12e6 | 1259 | Y = 2 * tchart->numcpus + 2; |
10274989 | 1260 | |
5e22f6d2 | 1261 | p = tchart->all_data; |
10274989 AV |
1262 | while (p) { |
1263 | c = p->all; | |
1264 | while (c) { | |
1265 | if (!c->display) { | |
1266 | c->Y = 0; | |
1267 | c = c->next; | |
1268 | continue; | |
1269 | } | |
1270 | ||
a92fe7b3 | 1271 | svg_box(Y, c->start_time, c->end_time, "process"); |
10274989 AV |
1272 | sample = c->samples; |
1273 | while (sample) { | |
1274 | if (sample->type == TYPE_RUNNING) | |
6f8d67fa SF |
1275 | svg_running(Y, sample->cpu, |
1276 | sample->start_time, | |
1277 | sample->end_time, | |
1278 | sample->backtrace); | |
10274989 | 1279 | if (sample->type == TYPE_BLOCKED) |
6f8d67fa SF |
1280 | svg_blocked(Y, sample->cpu, |
1281 | sample->start_time, | |
1282 | sample->end_time, | |
1283 | sample->backtrace); | |
10274989 | 1284 | if (sample->type == TYPE_WAITING) |
6f8d67fa SF |
1285 | svg_waiting(Y, sample->cpu, |
1286 | sample->start_time, | |
1287 | sample->end_time, | |
1288 | sample->backtrace); | |
10274989 AV |
1289 | sample = sample->next; |
1290 | } | |
1291 | ||
1292 | if (c->comm) { | |
1293 | char comm[256]; | |
1294 | if (c->total_time > 5000000000) /* 5 seconds */ | |
af4b2c97 | 1295 | sprintf(comm, "%s:%i (%2.2fs)", c->comm, p->pid, c->total_time / (double)NSEC_PER_SEC); |
10274989 | 1296 | else |
af4b2c97 | 1297 | sprintf(comm, "%s:%i (%3.1fms)", c->comm, p->pid, c->total_time / (double)NSEC_PER_MSEC); |
10274989 AV |
1298 | |
1299 | svg_text(Y, c->start_time, comm); | |
1300 | } | |
1301 | c->Y = Y; | |
1302 | Y++; | |
1303 | c = c->next; | |
1304 | } | |
1305 | p = p->next; | |
1306 | } | |
1307 | } | |
1308 | ||
bbe2987b AV |
1309 | static void add_process_filter(const char *string) |
1310 | { | |
e0dcd6fb ACM |
1311 | int pid = strtoull(string, NULL, 10); |
1312 | struct process_filter *filt = malloc(sizeof(*filt)); | |
bbe2987b | 1313 | |
bbe2987b AV |
1314 | if (!filt) |
1315 | return; | |
1316 | ||
1317 | filt->name = strdup(string); | |
1318 | filt->pid = pid; | |
1319 | filt->next = process_filter; | |
1320 | ||
1321 | process_filter = filt; | |
1322 | } | |
1323 | ||
1324 | static int passes_filter(struct per_pid *p, struct per_pidcomm *c) | |
1325 | { | |
1326 | struct process_filter *filt; | |
1327 | if (!process_filter) | |
1328 | return 1; | |
1329 | ||
1330 | filt = process_filter; | |
1331 | while (filt) { | |
1332 | if (filt->pid && p->pid == filt->pid) | |
1333 | return 1; | |
1334 | if (strcmp(filt->name, c->comm) == 0) | |
1335 | return 1; | |
1336 | filt = filt->next; | |
1337 | } | |
1338 | return 0; | |
1339 | } | |
1340 | ||
985b12e6 | 1341 | static int determine_display_tasks_filtered(struct timechart *tchart) |
bbe2987b AV |
1342 | { |
1343 | struct per_pid *p; | |
1344 | struct per_pidcomm *c; | |
1345 | int count = 0; | |
1346 | ||
5e22f6d2 | 1347 | p = tchart->all_data; |
bbe2987b AV |
1348 | while (p) { |
1349 | p->display = 0; | |
1350 | if (p->start_time == 1) | |
985b12e6 | 1351 | p->start_time = tchart->first_time; |
bbe2987b AV |
1352 | |
1353 | /* no exit marker, task kept running to the end */ | |
1354 | if (p->end_time == 0) | |
985b12e6 | 1355 | p->end_time = tchart->last_time; |
bbe2987b AV |
1356 | |
1357 | c = p->all; | |
1358 | ||
1359 | while (c) { | |
1360 | c->display = 0; | |
1361 | ||
1362 | if (c->start_time == 1) | |
985b12e6 | 1363 | c->start_time = tchart->first_time; |
bbe2987b AV |
1364 | |
1365 | if (passes_filter(p, c)) { | |
1366 | c->display = 1; | |
1367 | p->display = 1; | |
1368 | count++; | |
1369 | } | |
1370 | ||
1371 | if (c->end_time == 0) | |
985b12e6 | 1372 | c->end_time = tchart->last_time; |
bbe2987b AV |
1373 | |
1374 | c = c->next; | |
1375 | } | |
1376 | p = p->next; | |
1377 | } | |
1378 | return count; | |
1379 | } | |
1380 | ||
985b12e6 | 1381 | static int determine_display_tasks(struct timechart *tchart, u64 threshold) |
10274989 AV |
1382 | { |
1383 | struct per_pid *p; | |
1384 | struct per_pidcomm *c; | |
1385 | int count = 0; | |
1386 | ||
5e22f6d2 | 1387 | p = tchart->all_data; |
10274989 AV |
1388 | while (p) { |
1389 | p->display = 0; | |
1390 | if (p->start_time == 1) | |
985b12e6 | 1391 | p->start_time = tchart->first_time; |
10274989 AV |
1392 | |
1393 | /* no exit marker, task kept running to the end */ | |
1394 | if (p->end_time == 0) | |
985b12e6 | 1395 | p->end_time = tchart->last_time; |
753c505d | 1396 | if (p->total_time >= threshold) |
10274989 AV |
1397 | p->display = 1; |
1398 | ||
1399 | c = p->all; | |
1400 | ||
1401 | while (c) { | |
1402 | c->display = 0; | |
1403 | ||
1404 | if (c->start_time == 1) | |
985b12e6 | 1405 | c->start_time = tchart->first_time; |
10274989 | 1406 | |
753c505d | 1407 | if (c->total_time >= threshold) { |
10274989 AV |
1408 | c->display = 1; |
1409 | count++; | |
1410 | } | |
1411 | ||
1412 | if (c->end_time == 0) | |
985b12e6 | 1413 | c->end_time = tchart->last_time; |
10274989 AV |
1414 | |
1415 | c = c->next; | |
1416 | } | |
1417 | p = p->next; | |
1418 | } | |
1419 | return count; | |
1420 | } | |
1421 | ||
b97b59b9 SF |
1422 | static int determine_display_io_tasks(struct timechart *timechart, u64 threshold) |
1423 | { | |
1424 | struct per_pid *p; | |
1425 | struct per_pidcomm *c; | |
1426 | int count = 0; | |
1427 | ||
1428 | p = timechart->all_data; | |
1429 | while (p) { | |
1430 | /* no exit marker, task kept running to the end */ | |
1431 | if (p->end_time == 0) | |
1432 | p->end_time = timechart->last_time; | |
1433 | ||
1434 | c = p->all; | |
1435 | ||
1436 | while (c) { | |
1437 | c->display = 0; | |
1438 | ||
1439 | if (c->total_bytes >= threshold) { | |
1440 | c->display = 1; | |
1441 | count++; | |
1442 | } | |
10274989 | 1443 | |
b97b59b9 SF |
1444 | if (c->end_time == 0) |
1445 | c->end_time = timechart->last_time; | |
1446 | ||
1447 | c = c->next; | |
1448 | } | |
1449 | p = p->next; | |
1450 | } | |
1451 | return count; | |
1452 | } | |
10274989 | 1453 | |
b97b59b9 | 1454 | #define BYTES_THRESH (1 * 1024 * 1024) |
10274989 AV |
1455 | #define TIME_THRESH 10000000 |
1456 | ||
985b12e6 | 1457 | static void write_svg_file(struct timechart *tchart, const char *filename) |
10274989 AV |
1458 | { |
1459 | u64 i; | |
1460 | int count; | |
b97b59b9 | 1461 | int thresh = tchart->io_events ? BYTES_THRESH : TIME_THRESH; |
10274989 | 1462 | |
985b12e6 ACM |
1463 | if (tchart->power_only) |
1464 | tchart->proc_num = 0; | |
10274989 | 1465 | |
0a8eb275 SF |
1466 | /* We'd like to show at least proc_num tasks; |
1467 | * be less picky if we have fewer */ | |
1468 | do { | |
b97b59b9 SF |
1469 | if (process_filter) |
1470 | count = determine_display_tasks_filtered(tchart); | |
1471 | else if (tchart->io_events) | |
1472 | count = determine_display_io_tasks(tchart, thresh); | |
1473 | else | |
1474 | count = determine_display_tasks(tchart, thresh); | |
0a8eb275 | 1475 | thresh /= 10; |
985b12e6 | 1476 | } while (!process_filter && thresh && count < tchart->proc_num); |
10274989 | 1477 | |
3415d8b8 SF |
1478 | if (!tchart->proc_num) |
1479 | count = 0; | |
1480 | ||
b97b59b9 SF |
1481 | if (tchart->io_events) { |
1482 | open_svg(filename, 0, count, tchart->first_time, tchart->last_time); | |
10274989 | 1483 | |
b97b59b9 SF |
1484 | svg_time_grid(0.5); |
1485 | svg_io_legenda(); | |
10274989 | 1486 | |
b97b59b9 SF |
1487 | draw_io_bars(tchart); |
1488 | } else { | |
1489 | open_svg(filename, tchart->numcpus, count, tchart->first_time, tchart->last_time); | |
10274989 | 1490 | |
b97b59b9 SF |
1491 | svg_time_grid(0); |
1492 | ||
1493 | svg_legenda(); | |
1494 | ||
1495 | for (i = 0; i < tchart->numcpus; i++) | |
1496 | svg_cpu_box(i, tchart->max_freq, tchart->turbo_frequency); | |
1497 | ||
1498 | draw_cpu_usage(tchart); | |
1499 | if (tchart->proc_num) | |
1500 | draw_process_bars(tchart); | |
1501 | if (!tchart->tasks_only) | |
1502 | draw_c_p_states(tchart); | |
1503 | if (tchart->proc_num) | |
1504 | draw_wakeups(tchart); | |
1505 | } | |
10274989 AV |
1506 | |
1507 | svg_close(); | |
1508 | } | |
1509 | ||
58b9a18e SF |
1510 | static int process_header(struct perf_file_section *section __maybe_unused, |
1511 | struct perf_header *ph, | |
1512 | int feat, | |
1513 | int fd __maybe_unused, | |
1514 | void *data) | |
1515 | { | |
1516 | struct timechart *tchart = data; | |
1517 | ||
1518 | switch (feat) { | |
1519 | case HEADER_NRCPUS: | |
1520 | tchart->numcpus = ph->env.nr_cpus_avail; | |
1521 | break; | |
c5079997 SF |
1522 | |
1523 | case HEADER_CPU_TOPOLOGY: | |
1524 | if (!tchart->topology) | |
1525 | break; | |
1526 | ||
1527 | if (svg_build_topology_map(ph->env.sibling_cores, | |
1528 | ph->env.nr_sibling_cores, | |
1529 | ph->env.sibling_threads, | |
1530 | ph->env.nr_sibling_threads)) | |
1531 | fprintf(stderr, "problem building topology\n"); | |
1532 | break; | |
1533 | ||
58b9a18e SF |
1534 | default: |
1535 | break; | |
1536 | } | |
1537 | ||
1538 | return 0; | |
1539 | } | |
1540 | ||
985b12e6 | 1541 | static int __cmd_timechart(struct timechart *tchart, const char *output_name) |
5cbd0805 | 1542 | { |
5936678e JO |
1543 | const struct perf_evsel_str_handler power_tracepoints[] = { |
1544 | { "power:cpu_idle", process_sample_cpu_idle }, | |
1545 | { "power:cpu_frequency", process_sample_cpu_frequency }, | |
1546 | { "sched:sched_wakeup", process_sample_sched_wakeup }, | |
1547 | { "sched:sched_switch", process_sample_sched_switch }, | |
1548 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1549 | { "power:power_start", process_sample_power_start }, | |
1550 | { "power:power_end", process_sample_power_end }, | |
1551 | { "power:power_frequency", process_sample_power_frequency }, | |
1552 | #endif | |
b97b59b9 SF |
1553 | |
1554 | { "syscalls:sys_enter_read", process_enter_read }, | |
1555 | { "syscalls:sys_enter_pread64", process_enter_read }, | |
1556 | { "syscalls:sys_enter_readv", process_enter_read }, | |
1557 | { "syscalls:sys_enter_preadv", process_enter_read }, | |
1558 | { "syscalls:sys_enter_write", process_enter_write }, | |
1559 | { "syscalls:sys_enter_pwrite64", process_enter_write }, | |
1560 | { "syscalls:sys_enter_writev", process_enter_write }, | |
1561 | { "syscalls:sys_enter_pwritev", process_enter_write }, | |
1562 | { "syscalls:sys_enter_sync", process_enter_sync }, | |
1563 | { "syscalls:sys_enter_sync_file_range", process_enter_sync }, | |
1564 | { "syscalls:sys_enter_fsync", process_enter_sync }, | |
1565 | { "syscalls:sys_enter_msync", process_enter_sync }, | |
1566 | { "syscalls:sys_enter_recvfrom", process_enter_rx }, | |
1567 | { "syscalls:sys_enter_recvmmsg", process_enter_rx }, | |
1568 | { "syscalls:sys_enter_recvmsg", process_enter_rx }, | |
1569 | { "syscalls:sys_enter_sendto", process_enter_tx }, | |
1570 | { "syscalls:sys_enter_sendmsg", process_enter_tx }, | |
1571 | { "syscalls:sys_enter_sendmmsg", process_enter_tx }, | |
1572 | { "syscalls:sys_enter_epoll_pwait", process_enter_poll }, | |
1573 | { "syscalls:sys_enter_epoll_wait", process_enter_poll }, | |
1574 | { "syscalls:sys_enter_poll", process_enter_poll }, | |
1575 | { "syscalls:sys_enter_ppoll", process_enter_poll }, | |
1576 | { "syscalls:sys_enter_pselect6", process_enter_poll }, | |
1577 | { "syscalls:sys_enter_select", process_enter_poll }, | |
1578 | ||
1579 | { "syscalls:sys_exit_read", process_exit_read }, | |
1580 | { "syscalls:sys_exit_pread64", process_exit_read }, | |
1581 | { "syscalls:sys_exit_readv", process_exit_read }, | |
1582 | { "syscalls:sys_exit_preadv", process_exit_read }, | |
1583 | { "syscalls:sys_exit_write", process_exit_write }, | |
1584 | { "syscalls:sys_exit_pwrite64", process_exit_write }, | |
1585 | { "syscalls:sys_exit_writev", process_exit_write }, | |
1586 | { "syscalls:sys_exit_pwritev", process_exit_write }, | |
1587 | { "syscalls:sys_exit_sync", process_exit_sync }, | |
1588 | { "syscalls:sys_exit_sync_file_range", process_exit_sync }, | |
1589 | { "syscalls:sys_exit_fsync", process_exit_sync }, | |
1590 | { "syscalls:sys_exit_msync", process_exit_sync }, | |
1591 | { "syscalls:sys_exit_recvfrom", process_exit_rx }, | |
1592 | { "syscalls:sys_exit_recvmmsg", process_exit_rx }, | |
1593 | { "syscalls:sys_exit_recvmsg", process_exit_rx }, | |
1594 | { "syscalls:sys_exit_sendto", process_exit_tx }, | |
1595 | { "syscalls:sys_exit_sendmsg", process_exit_tx }, | |
1596 | { "syscalls:sys_exit_sendmmsg", process_exit_tx }, | |
1597 | { "syscalls:sys_exit_epoll_pwait", process_exit_poll }, | |
1598 | { "syscalls:sys_exit_epoll_wait", process_exit_poll }, | |
1599 | { "syscalls:sys_exit_poll", process_exit_poll }, | |
1600 | { "syscalls:sys_exit_ppoll", process_exit_poll }, | |
1601 | { "syscalls:sys_exit_pselect6", process_exit_poll }, | |
1602 | { "syscalls:sys_exit_select", process_exit_poll }, | |
5936678e | 1603 | }; |
f5fc1412 JO |
1604 | struct perf_data_file file = { |
1605 | .path = input_name, | |
1606 | .mode = PERF_DATA_MODE_READ, | |
44f7e432 | 1607 | .force = tchart->force, |
f5fc1412 JO |
1608 | }; |
1609 | ||
1610 | struct perf_session *session = perf_session__new(&file, false, | |
985b12e6 | 1611 | &tchart->tool); |
d549c769 | 1612 | int ret = -EINVAL; |
10274989 | 1613 | |
94c744b6 | 1614 | if (session == NULL) |
52e02834 | 1615 | return -1; |
94c744b6 | 1616 | |
0a7e6d1b | 1617 | symbol__init(&session->header.env); |
dc5c8190 | 1618 | |
58b9a18e SF |
1619 | (void)perf_header__process_sections(&session->header, |
1620 | perf_data_file__fd(session->file), | |
1621 | tchart, | |
1622 | process_header); | |
1623 | ||
d549c769 ACM |
1624 | if (!perf_session__has_traces(session, "timechart record")) |
1625 | goto out_delete; | |
1626 | ||
5936678e JO |
1627 | if (perf_session__set_tracepoints_handlers(session, |
1628 | power_tracepoints)) { | |
1629 | pr_err("Initializing session tracepoint handlers failed\n"); | |
1630 | goto out_delete; | |
1631 | } | |
1632 | ||
b7b61cbe | 1633 | ret = perf_session__process_events(session); |
5cbd0805 | 1634 | if (ret) |
94c744b6 | 1635 | goto out_delete; |
10274989 | 1636 | |
985b12e6 | 1637 | end_sample_processing(tchart); |
10274989 | 1638 | |
5e22f6d2 | 1639 | sort_pids(tchart); |
10274989 | 1640 | |
985b12e6 | 1641 | write_svg_file(tchart, output_name); |
10274989 | 1642 | |
6beba7ad | 1643 | pr_info("Written %2.1f seconds of trace to %s.\n", |
af4b2c97 | 1644 | (tchart->last_time - tchart->first_time) / (double)NSEC_PER_SEC, output_name); |
94c744b6 ACM |
1645 | out_delete: |
1646 | perf_session__delete(session); | |
1647 | return ret; | |
10274989 AV |
1648 | } |
1649 | ||
b97b59b9 SF |
1650 | static int timechart__io_record(int argc, const char **argv) |
1651 | { | |
1652 | unsigned int rec_argc, i; | |
1653 | const char **rec_argv; | |
1654 | const char **p; | |
1655 | char *filter = NULL; | |
1656 | ||
1657 | const char * const common_args[] = { | |
1658 | "record", "-a", "-R", "-c", "1", | |
1659 | }; | |
1660 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1661 | ||
1662 | const char * const disk_events[] = { | |
1663 | "syscalls:sys_enter_read", | |
1664 | "syscalls:sys_enter_pread64", | |
1665 | "syscalls:sys_enter_readv", | |
1666 | "syscalls:sys_enter_preadv", | |
1667 | "syscalls:sys_enter_write", | |
1668 | "syscalls:sys_enter_pwrite64", | |
1669 | "syscalls:sys_enter_writev", | |
1670 | "syscalls:sys_enter_pwritev", | |
1671 | "syscalls:sys_enter_sync", | |
1672 | "syscalls:sys_enter_sync_file_range", | |
1673 | "syscalls:sys_enter_fsync", | |
1674 | "syscalls:sys_enter_msync", | |
1675 | ||
1676 | "syscalls:sys_exit_read", | |
1677 | "syscalls:sys_exit_pread64", | |
1678 | "syscalls:sys_exit_readv", | |
1679 | "syscalls:sys_exit_preadv", | |
1680 | "syscalls:sys_exit_write", | |
1681 | "syscalls:sys_exit_pwrite64", | |
1682 | "syscalls:sys_exit_writev", | |
1683 | "syscalls:sys_exit_pwritev", | |
1684 | "syscalls:sys_exit_sync", | |
1685 | "syscalls:sys_exit_sync_file_range", | |
1686 | "syscalls:sys_exit_fsync", | |
1687 | "syscalls:sys_exit_msync", | |
1688 | }; | |
1689 | unsigned int disk_events_nr = ARRAY_SIZE(disk_events); | |
1690 | ||
1691 | const char * const net_events[] = { | |
1692 | "syscalls:sys_enter_recvfrom", | |
1693 | "syscalls:sys_enter_recvmmsg", | |
1694 | "syscalls:sys_enter_recvmsg", | |
1695 | "syscalls:sys_enter_sendto", | |
1696 | "syscalls:sys_enter_sendmsg", | |
1697 | "syscalls:sys_enter_sendmmsg", | |
1698 | ||
1699 | "syscalls:sys_exit_recvfrom", | |
1700 | "syscalls:sys_exit_recvmmsg", | |
1701 | "syscalls:sys_exit_recvmsg", | |
1702 | "syscalls:sys_exit_sendto", | |
1703 | "syscalls:sys_exit_sendmsg", | |
1704 | "syscalls:sys_exit_sendmmsg", | |
1705 | }; | |
1706 | unsigned int net_events_nr = ARRAY_SIZE(net_events); | |
1707 | ||
1708 | const char * const poll_events[] = { | |
1709 | "syscalls:sys_enter_epoll_pwait", | |
1710 | "syscalls:sys_enter_epoll_wait", | |
1711 | "syscalls:sys_enter_poll", | |
1712 | "syscalls:sys_enter_ppoll", | |
1713 | "syscalls:sys_enter_pselect6", | |
1714 | "syscalls:sys_enter_select", | |
1715 | ||
1716 | "syscalls:sys_exit_epoll_pwait", | |
1717 | "syscalls:sys_exit_epoll_wait", | |
1718 | "syscalls:sys_exit_poll", | |
1719 | "syscalls:sys_exit_ppoll", | |
1720 | "syscalls:sys_exit_pselect6", | |
1721 | "syscalls:sys_exit_select", | |
1722 | }; | |
1723 | unsigned int poll_events_nr = ARRAY_SIZE(poll_events); | |
1724 | ||
1725 | rec_argc = common_args_nr + | |
1726 | disk_events_nr * 4 + | |
1727 | net_events_nr * 4 + | |
1728 | poll_events_nr * 4 + | |
1729 | argc; | |
1730 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
1731 | ||
1732 | if (rec_argv == NULL) | |
1733 | return -ENOMEM; | |
1734 | ||
1735 | if (asprintf(&filter, "common_pid != %d", getpid()) < 0) | |
1736 | return -ENOMEM; | |
1737 | ||
1738 | p = rec_argv; | |
1739 | for (i = 0; i < common_args_nr; i++) | |
1740 | *p++ = strdup(common_args[i]); | |
1741 | ||
1742 | for (i = 0; i < disk_events_nr; i++) { | |
1743 | if (!is_valid_tracepoint(disk_events[i])) { | |
1744 | rec_argc -= 4; | |
1745 | continue; | |
1746 | } | |
1747 | ||
1748 | *p++ = "-e"; | |
1749 | *p++ = strdup(disk_events[i]); | |
1750 | *p++ = "--filter"; | |
1751 | *p++ = filter; | |
1752 | } | |
1753 | for (i = 0; i < net_events_nr; i++) { | |
1754 | if (!is_valid_tracepoint(net_events[i])) { | |
1755 | rec_argc -= 4; | |
1756 | continue; | |
1757 | } | |
1758 | ||
1759 | *p++ = "-e"; | |
1760 | *p++ = strdup(net_events[i]); | |
1761 | *p++ = "--filter"; | |
1762 | *p++ = filter; | |
1763 | } | |
1764 | for (i = 0; i < poll_events_nr; i++) { | |
1765 | if (!is_valid_tracepoint(poll_events[i])) { | |
1766 | rec_argc -= 4; | |
1767 | continue; | |
1768 | } | |
1769 | ||
1770 | *p++ = "-e"; | |
1771 | *p++ = strdup(poll_events[i]); | |
1772 | *p++ = "--filter"; | |
1773 | *p++ = filter; | |
1774 | } | |
1775 | ||
1776 | for (i = 0; i < (unsigned int)argc; i++) | |
1777 | *p++ = argv[i]; | |
1778 | ||
b0ad8ea6 | 1779 | return cmd_record(rec_argc, rec_argv); |
b97b59b9 SF |
1780 | } |
1781 | ||
1782 | ||
985b12e6 | 1783 | static int timechart__record(struct timechart *tchart, int argc, const char **argv) |
3c09eebd | 1784 | { |
367b3152 SF |
1785 | unsigned int rec_argc, i, j; |
1786 | const char **rec_argv; | |
1787 | const char **p; | |
1788 | unsigned int record_elems; | |
1789 | ||
1790 | const char * const common_args[] = { | |
4a4d371a | 1791 | "record", "-a", "-R", "-c", "1", |
367b3152 SF |
1792 | }; |
1793 | unsigned int common_args_nr = ARRAY_SIZE(common_args); | |
1794 | ||
6f8d67fa SF |
1795 | const char * const backtrace_args[] = { |
1796 | "-g", | |
1797 | }; | |
1798 | unsigned int backtrace_args_no = ARRAY_SIZE(backtrace_args); | |
1799 | ||
367b3152 SF |
1800 | const char * const power_args[] = { |
1801 | "-e", "power:cpu_frequency", | |
1802 | "-e", "power:cpu_idle", | |
1803 | }; | |
1804 | unsigned int power_args_nr = ARRAY_SIZE(power_args); | |
1805 | ||
1806 | const char * const old_power_args[] = { | |
1807 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
73bdc715 ACM |
1808 | "-e", "power:power_start", |
1809 | "-e", "power:power_end", | |
1810 | "-e", "power:power_frequency", | |
73bdc715 | 1811 | #endif |
367b3152 SF |
1812 | }; |
1813 | unsigned int old_power_args_nr = ARRAY_SIZE(old_power_args); | |
1814 | ||
1815 | const char * const tasks_args[] = { | |
73bdc715 ACM |
1816 | "-e", "sched:sched_wakeup", |
1817 | "-e", "sched:sched_switch", | |
1818 | }; | |
367b3152 | 1819 | unsigned int tasks_args_nr = ARRAY_SIZE(tasks_args); |
20c457b8 TR |
1820 | |
1821 | #ifdef SUPPORT_OLD_POWER_EVENTS | |
1822 | if (!is_valid_tracepoint("power:cpu_idle") && | |
1823 | is_valid_tracepoint("power:power_start")) { | |
1824 | use_old_power_events = 1; | |
367b3152 SF |
1825 | power_args_nr = 0; |
1826 | } else { | |
1827 | old_power_args_nr = 0; | |
20c457b8 TR |
1828 | } |
1829 | #endif | |
3c09eebd | 1830 | |
985b12e6 | 1831 | if (tchart->power_only) |
367b3152 SF |
1832 | tasks_args_nr = 0; |
1833 | ||
985b12e6 | 1834 | if (tchart->tasks_only) { |
367b3152 SF |
1835 | power_args_nr = 0; |
1836 | old_power_args_nr = 0; | |
1837 | } | |
1838 | ||
985b12e6 | 1839 | if (!tchart->with_backtrace) |
6f8d67fa SF |
1840 | backtrace_args_no = 0; |
1841 | ||
367b3152 | 1842 | record_elems = common_args_nr + tasks_args_nr + |
6f8d67fa | 1843 | power_args_nr + old_power_args_nr + backtrace_args_no; |
367b3152 SF |
1844 | |
1845 | rec_argc = record_elems + argc; | |
3c09eebd AV |
1846 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); |
1847 | ||
ce47dc56 CS |
1848 | if (rec_argv == NULL) |
1849 | return -ENOMEM; | |
1850 | ||
367b3152 SF |
1851 | p = rec_argv; |
1852 | for (i = 0; i < common_args_nr; i++) | |
1853 | *p++ = strdup(common_args[i]); | |
1854 | ||
6f8d67fa SF |
1855 | for (i = 0; i < backtrace_args_no; i++) |
1856 | *p++ = strdup(backtrace_args[i]); | |
1857 | ||
367b3152 SF |
1858 | for (i = 0; i < tasks_args_nr; i++) |
1859 | *p++ = strdup(tasks_args[i]); | |
1860 | ||
1861 | for (i = 0; i < power_args_nr; i++) | |
1862 | *p++ = strdup(power_args[i]); | |
3c09eebd | 1863 | |
367b3152 SF |
1864 | for (i = 0; i < old_power_args_nr; i++) |
1865 | *p++ = strdup(old_power_args[i]); | |
3c09eebd | 1866 | |
263f89bf | 1867 | for (j = 0; j < (unsigned int)argc; j++) |
367b3152 SF |
1868 | *p++ = argv[j]; |
1869 | ||
b0ad8ea6 | 1870 | return cmd_record(rec_argc, rec_argv); |
3c09eebd AV |
1871 | } |
1872 | ||
bbe2987b | 1873 | static int |
1d037ca1 IT |
1874 | parse_process(const struct option *opt __maybe_unused, const char *arg, |
1875 | int __maybe_unused unset) | |
bbe2987b AV |
1876 | { |
1877 | if (arg) | |
1878 | add_process_filter(arg); | |
1879 | return 0; | |
1880 | } | |
1881 | ||
e57a2dff SF |
1882 | static int |
1883 | parse_highlight(const struct option *opt __maybe_unused, const char *arg, | |
1884 | int __maybe_unused unset) | |
1885 | { | |
1886 | unsigned long duration = strtoul(arg, NULL, 0); | |
1887 | ||
1888 | if (svg_highlight || svg_highlight_name) | |
1889 | return -1; | |
1890 | ||
1891 | if (duration) | |
1892 | svg_highlight = duration; | |
1893 | else | |
1894 | svg_highlight_name = strdup(arg); | |
1895 | ||
1896 | return 0; | |
1897 | } | |
1898 | ||
d243144a SF |
1899 | static int |
1900 | parse_time(const struct option *opt, const char *arg, int __maybe_unused unset) | |
1901 | { | |
1902 | char unit = 'n'; | |
1903 | u64 *value = opt->value; | |
1904 | ||
1905 | if (sscanf(arg, "%" PRIu64 "%cs", value, &unit) > 0) { | |
1906 | switch (unit) { | |
1907 | case 'm': | |
af4b2c97 | 1908 | *value *= NSEC_PER_MSEC; |
d243144a SF |
1909 | break; |
1910 | case 'u': | |
af4b2c97 | 1911 | *value *= NSEC_PER_USEC; |
d243144a SF |
1912 | break; |
1913 | case 'n': | |
1914 | break; | |
1915 | default: | |
1916 | return -1; | |
1917 | } | |
1918 | } | |
1919 | ||
1920 | return 0; | |
1921 | } | |
1922 | ||
b0ad8ea6 | 1923 | int cmd_timechart(int argc, const char **argv) |
73bdc715 | 1924 | { |
985b12e6 ACM |
1925 | struct timechart tchart = { |
1926 | .tool = { | |
1927 | .comm = process_comm_event, | |
1928 | .fork = process_fork_event, | |
1929 | .exit = process_exit_event, | |
1930 | .sample = process_sample_event, | |
0a8cb85c | 1931 | .ordered_events = true, |
985b12e6 ACM |
1932 | }, |
1933 | .proc_num = 15, | |
af4b2c97 | 1934 | .min_time = NSEC_PER_MSEC, |
d243144a | 1935 | .merge_dist = 1000, |
985b12e6 | 1936 | }; |
73bdc715 | 1937 | const char *output_name = "output.svg"; |
f371594a ACM |
1938 | const struct option timechart_common_options[] = { |
1939 | OPT_BOOLEAN('P', "power-only", &tchart.power_only, "output power data only"), | |
1940 | OPT_BOOLEAN('T', "tasks-only", &tchart.tasks_only, "output processes data only"), | |
1941 | OPT_END() | |
1942 | }; | |
367b3152 | 1943 | const struct option timechart_options[] = { |
73bdc715 ACM |
1944 | OPT_STRING('i', "input", &input_name, "file", "input file name"), |
1945 | OPT_STRING('o', "output", &output_name, "file", "output file name"), | |
1946 | OPT_INTEGER('w', "width", &svg_page_width, "page width"), | |
e57a2dff SF |
1947 | OPT_CALLBACK(0, "highlight", NULL, "duration or task name", |
1948 | "highlight tasks. Pass duration in ns or process name.", | |
1949 | parse_highlight), | |
bbe2987b AV |
1950 | OPT_CALLBACK('p', "process", NULL, "process", |
1951 | "process selector. Pass a pid or process name.", | |
1952 | parse_process), | |
a7066709 HK |
1953 | OPT_CALLBACK(0, "symfs", NULL, "directory", |
1954 | "Look for files with symbols relative to this directory", | |
1955 | symbol__config_symfs), | |
985b12e6 | 1956 | OPT_INTEGER('n', "proc-num", &tchart.proc_num, |
54874e32 | 1957 | "min. number of tasks to print"), |
c5079997 SF |
1958 | OPT_BOOLEAN('t', "topology", &tchart.topology, |
1959 | "sort CPUs according to topology"), | |
d243144a SF |
1960 | OPT_BOOLEAN(0, "io-skip-eagain", &tchart.skip_eagain, |
1961 | "skip EAGAIN errors"), | |
1962 | OPT_CALLBACK(0, "io-min-time", &tchart.min_time, "time", | |
1963 | "all IO faster than min-time will visually appear longer", | |
1964 | parse_time), | |
1965 | OPT_CALLBACK(0, "io-merge-dist", &tchart.merge_dist, "time", | |
1966 | "merge events that are merge-dist us apart", | |
1967 | parse_time), | |
44f7e432 | 1968 | OPT_BOOLEAN('f', "force", &tchart.force, "don't complain, do it"), |
f371594a | 1969 | OPT_PARENT(timechart_common_options), |
73bdc715 | 1970 | }; |
33ec0caf YS |
1971 | const char * const timechart_subcommands[] = { "record", NULL }; |
1972 | const char *timechart_usage[] = { | |
73bdc715 ACM |
1973 | "perf timechart [<options>] {record}", |
1974 | NULL | |
1975 | }; | |
e5b2c207 | 1976 | const struct option timechart_record_options[] = { |
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"), |
f371594a | 1980 | OPT_PARENT(timechart_common_options), |
367b3152 | 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 | } |