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1 | #include <linux/compiler.h> | |
2 | #include <linux/kernel.h> | |
3 | #include <linux/stringify.h> | |
4 | #include <asm/bug.h> | |
5 | #include "util.h" | |
6 | #include "debug.h" | |
7 | #include "builtin.h" | |
8 | #include <subcmd/parse-options.h> | |
9 | #include "mem-events.h" | |
10 | #include "session.h" | |
11 | #include "hist.h" | |
12 | #include "sort.h" | |
13 | #include "tool.h" | |
14 | #include "data.h" | |
15 | #include "sort.h" | |
16 | #include "evlist.h" | |
17 | #include "evsel.h" | |
18 | #include <asm/bug.h> | |
19 | #include "ui/browsers/hists.h" | |
20 | #include "evlist.h" | |
21 | ||
22 | struct c2c_hists { | |
23 | struct hists hists; | |
24 | struct perf_hpp_list list; | |
25 | struct c2c_stats stats; | |
26 | }; | |
27 | ||
28 | struct compute_stats { | |
29 | struct stats lcl_hitm; | |
30 | struct stats rmt_hitm; | |
31 | struct stats load; | |
32 | }; | |
33 | ||
34 | struct c2c_hist_entry { | |
35 | struct c2c_hists *hists; | |
36 | struct c2c_stats stats; | |
37 | unsigned long *cpuset; | |
38 | struct c2c_stats *node_stats; | |
39 | ||
40 | struct compute_stats cstats; | |
41 | ||
42 | /* | |
43 | * must be at the end, | |
44 | * because of its callchain dynamic entry | |
45 | */ | |
46 | struct hist_entry he; | |
47 | }; | |
48 | ||
49 | struct perf_c2c { | |
50 | struct perf_tool tool; | |
51 | struct c2c_hists hists; | |
52 | ||
53 | unsigned long **nodes; | |
54 | int nodes_cnt; | |
55 | int cpus_cnt; | |
56 | int *cpu2node; | |
57 | int node_info; | |
58 | ||
59 | bool show_src; | |
60 | bool use_stdio; | |
61 | bool stats_only; | |
62 | ||
63 | /* HITM shared clines stats */ | |
64 | struct c2c_stats hitm_stats; | |
65 | int shared_clines; | |
66 | }; | |
67 | ||
68 | static struct perf_c2c c2c; | |
69 | ||
70 | static void *c2c_he_zalloc(size_t size) | |
71 | { | |
72 | struct c2c_hist_entry *c2c_he; | |
73 | ||
74 | c2c_he = zalloc(size + sizeof(*c2c_he)); | |
75 | if (!c2c_he) | |
76 | return NULL; | |
77 | ||
78 | c2c_he->cpuset = bitmap_alloc(c2c.cpus_cnt); | |
79 | if (!c2c_he->cpuset) | |
80 | return NULL; | |
81 | ||
82 | c2c_he->node_stats = zalloc(c2c.nodes_cnt * sizeof(*c2c_he->node_stats)); | |
83 | if (!c2c_he->node_stats) | |
84 | return NULL; | |
85 | ||
86 | init_stats(&c2c_he->cstats.lcl_hitm); | |
87 | init_stats(&c2c_he->cstats.rmt_hitm); | |
88 | init_stats(&c2c_he->cstats.load); | |
89 | ||
90 | return &c2c_he->he; | |
91 | } | |
92 | ||
93 | static void c2c_he_free(void *he) | |
94 | { | |
95 | struct c2c_hist_entry *c2c_he; | |
96 | ||
97 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
98 | if (c2c_he->hists) { | |
99 | hists__delete_entries(&c2c_he->hists->hists); | |
100 | free(c2c_he->hists); | |
101 | } | |
102 | ||
103 | free(c2c_he->cpuset); | |
104 | free(c2c_he->node_stats); | |
105 | free(c2c_he); | |
106 | } | |
107 | ||
108 | static struct hist_entry_ops c2c_entry_ops = { | |
109 | .new = c2c_he_zalloc, | |
110 | .free = c2c_he_free, | |
111 | }; | |
112 | ||
113 | static int c2c_hists__init(struct c2c_hists *hists, | |
114 | const char *sort, | |
115 | int nr_header_lines); | |
116 | ||
117 | static struct c2c_hists* | |
118 | he__get_c2c_hists(struct hist_entry *he, | |
119 | const char *sort, | |
120 | int nr_header_lines) | |
121 | { | |
122 | struct c2c_hist_entry *c2c_he; | |
123 | struct c2c_hists *hists; | |
124 | int ret; | |
125 | ||
126 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
127 | if (c2c_he->hists) | |
128 | return c2c_he->hists; | |
129 | ||
130 | hists = c2c_he->hists = zalloc(sizeof(*hists)); | |
131 | if (!hists) | |
132 | return NULL; | |
133 | ||
134 | ret = c2c_hists__init(hists, sort, nr_header_lines); | |
135 | if (ret) { | |
136 | free(hists); | |
137 | return NULL; | |
138 | } | |
139 | ||
140 | return hists; | |
141 | } | |
142 | ||
143 | static void c2c_he__set_cpu(struct c2c_hist_entry *c2c_he, | |
144 | struct perf_sample *sample) | |
145 | { | |
146 | if (WARN_ONCE(sample->cpu == (unsigned int) -1, | |
147 | "WARNING: no sample cpu value")) | |
148 | return; | |
149 | ||
150 | set_bit(sample->cpu, c2c_he->cpuset); | |
151 | } | |
152 | ||
153 | static void compute_stats(struct c2c_hist_entry *c2c_he, | |
154 | struct c2c_stats *stats, | |
155 | u64 weight) | |
156 | { | |
157 | struct compute_stats *cstats = &c2c_he->cstats; | |
158 | ||
159 | if (stats->rmt_hitm) | |
160 | update_stats(&cstats->rmt_hitm, weight); | |
161 | else if (stats->lcl_hitm) | |
162 | update_stats(&cstats->lcl_hitm, weight); | |
163 | else if (stats->load) | |
164 | update_stats(&cstats->load, weight); | |
165 | } | |
166 | ||
167 | static int process_sample_event(struct perf_tool *tool __maybe_unused, | |
168 | union perf_event *event, | |
169 | struct perf_sample *sample, | |
170 | struct perf_evsel *evsel __maybe_unused, | |
171 | struct machine *machine) | |
172 | { | |
173 | struct c2c_hists *c2c_hists = &c2c.hists; | |
174 | struct c2c_hist_entry *c2c_he; | |
175 | struct c2c_stats stats = { .nr_entries = 0, }; | |
176 | struct hist_entry *he; | |
177 | struct addr_location al; | |
178 | struct mem_info *mi, *mi_dup; | |
179 | int ret; | |
180 | ||
181 | if (machine__resolve(machine, &al, sample) < 0) { | |
182 | pr_debug("problem processing %d event, skipping it.\n", | |
183 | event->header.type); | |
184 | return -1; | |
185 | } | |
186 | ||
187 | ret = sample__resolve_callchain(sample, &callchain_cursor, NULL, | |
188 | evsel, &al, sysctl_perf_event_max_stack); | |
189 | if (ret) | |
190 | goto out; | |
191 | ||
192 | mi = sample__resolve_mem(sample, &al); | |
193 | if (mi == NULL) | |
194 | return -ENOMEM; | |
195 | ||
196 | mi_dup = memdup(mi, sizeof(*mi)); | |
197 | if (!mi_dup) | |
198 | goto free_mi; | |
199 | ||
200 | c2c_decode_stats(&stats, mi); | |
201 | ||
202 | he = hists__add_entry_ops(&c2c_hists->hists, &c2c_entry_ops, | |
203 | &al, NULL, NULL, mi, | |
204 | sample, true); | |
205 | if (he == NULL) | |
206 | goto free_mi_dup; | |
207 | ||
208 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
209 | c2c_add_stats(&c2c_he->stats, &stats); | |
210 | c2c_add_stats(&c2c_hists->stats, &stats); | |
211 | ||
212 | c2c_he__set_cpu(c2c_he, sample); | |
213 | ||
214 | hists__inc_nr_samples(&c2c_hists->hists, he->filtered); | |
215 | ret = hist_entry__append_callchain(he, sample); | |
216 | ||
217 | if (!ret) { | |
218 | /* | |
219 | * There's already been warning about missing | |
220 | * sample's cpu value. Let's account all to | |
221 | * node 0 in this case, without any further | |
222 | * warning. | |
223 | * | |
224 | * Doing node stats only for single callchain data. | |
225 | */ | |
226 | int cpu = sample->cpu == (unsigned int) -1 ? 0 : sample->cpu; | |
227 | int node = c2c.cpu2node[cpu]; | |
228 | ||
229 | mi = mi_dup; | |
230 | ||
231 | mi_dup = memdup(mi, sizeof(*mi)); | |
232 | if (!mi_dup) | |
233 | goto free_mi; | |
234 | ||
235 | c2c_hists = he__get_c2c_hists(he, "offset", 2); | |
236 | if (!c2c_hists) | |
237 | goto free_mi_dup; | |
238 | ||
239 | he = hists__add_entry_ops(&c2c_hists->hists, &c2c_entry_ops, | |
240 | &al, NULL, NULL, mi, | |
241 | sample, true); | |
242 | if (he == NULL) | |
243 | goto free_mi_dup; | |
244 | ||
245 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
246 | c2c_add_stats(&c2c_he->stats, &stats); | |
247 | c2c_add_stats(&c2c_hists->stats, &stats); | |
248 | c2c_add_stats(&c2c_he->node_stats[node], &stats); | |
249 | ||
250 | compute_stats(c2c_he, &stats, sample->weight); | |
251 | ||
252 | c2c_he__set_cpu(c2c_he, sample); | |
253 | ||
254 | hists__inc_nr_samples(&c2c_hists->hists, he->filtered); | |
255 | ret = hist_entry__append_callchain(he, sample); | |
256 | } | |
257 | ||
258 | out: | |
259 | addr_location__put(&al); | |
260 | return ret; | |
261 | ||
262 | free_mi_dup: | |
263 | free(mi_dup); | |
264 | free_mi: | |
265 | free(mi); | |
266 | ret = -ENOMEM; | |
267 | goto out; | |
268 | } | |
269 | ||
270 | static struct perf_c2c c2c = { | |
271 | .tool = { | |
272 | .sample = process_sample_event, | |
273 | .mmap = perf_event__process_mmap, | |
274 | .mmap2 = perf_event__process_mmap2, | |
275 | .comm = perf_event__process_comm, | |
276 | .exit = perf_event__process_exit, | |
277 | .fork = perf_event__process_fork, | |
278 | .lost = perf_event__process_lost, | |
279 | .ordered_events = true, | |
280 | .ordering_requires_timestamps = true, | |
281 | }, | |
282 | }; | |
283 | ||
284 | static const char * const c2c_usage[] = { | |
285 | "perf c2c {record|report}", | |
286 | NULL | |
287 | }; | |
288 | ||
289 | static const char * const __usage_report[] = { | |
290 | "perf c2c report", | |
291 | NULL | |
292 | }; | |
293 | ||
294 | static const char * const *report_c2c_usage = __usage_report; | |
295 | ||
296 | #define C2C_HEADER_MAX 2 | |
297 | ||
298 | struct c2c_header { | |
299 | struct { | |
300 | const char *text; | |
301 | int span; | |
302 | } line[C2C_HEADER_MAX]; | |
303 | }; | |
304 | ||
305 | struct c2c_dimension { | |
306 | struct c2c_header header; | |
307 | const char *name; | |
308 | int width; | |
309 | struct sort_entry *se; | |
310 | ||
311 | int64_t (*cmp)(struct perf_hpp_fmt *fmt, | |
312 | struct hist_entry *, struct hist_entry *); | |
313 | int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
314 | struct hist_entry *he); | |
315 | int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
316 | struct hist_entry *he); | |
317 | }; | |
318 | ||
319 | struct c2c_fmt { | |
320 | struct perf_hpp_fmt fmt; | |
321 | struct c2c_dimension *dim; | |
322 | }; | |
323 | ||
324 | static int c2c_width(struct perf_hpp_fmt *fmt, | |
325 | struct perf_hpp *hpp __maybe_unused, | |
326 | struct hists *hists __maybe_unused) | |
327 | { | |
328 | struct c2c_fmt *c2c_fmt; | |
329 | struct c2c_dimension *dim; | |
330 | ||
331 | c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
332 | dim = c2c_fmt->dim; | |
333 | ||
334 | return dim->se ? hists__col_len(hists, dim->se->se_width_idx) : | |
335 | c2c_fmt->dim->width; | |
336 | } | |
337 | ||
338 | static int c2c_header(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
339 | struct hists *hists, int line, int *span) | |
340 | { | |
341 | struct perf_hpp_list *hpp_list = hists->hpp_list; | |
342 | struct c2c_fmt *c2c_fmt; | |
343 | struct c2c_dimension *dim; | |
344 | const char *text = NULL; | |
345 | int width = c2c_width(fmt, hpp, hists); | |
346 | ||
347 | c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
348 | dim = c2c_fmt->dim; | |
349 | ||
350 | if (dim->se) { | |
351 | text = dim->header.line[line].text; | |
352 | /* Use the last line from sort_entry if not defined. */ | |
353 | if (!text && (line == hpp_list->nr_header_lines - 1)) | |
354 | text = dim->se->se_header; | |
355 | } else { | |
356 | text = dim->header.line[line].text; | |
357 | ||
358 | if (*span) { | |
359 | (*span)--; | |
360 | return 0; | |
361 | } else { | |
362 | *span = dim->header.line[line].span; | |
363 | } | |
364 | } | |
365 | ||
366 | if (text == NULL) | |
367 | text = ""; | |
368 | ||
369 | return scnprintf(hpp->buf, hpp->size, "%*s", width, text); | |
370 | } | |
371 | ||
372 | #define HEX_STR(__s, __v) \ | |
373 | ({ \ | |
374 | scnprintf(__s, sizeof(__s), "0x%" PRIx64, __v); \ | |
375 | __s; \ | |
376 | }) | |
377 | ||
378 | static int64_t | |
379 | dcacheline_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
380 | struct hist_entry *left, struct hist_entry *right) | |
381 | { | |
382 | return sort__dcacheline_cmp(left, right); | |
383 | } | |
384 | ||
385 | static int dcacheline_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
386 | struct hist_entry *he) | |
387 | { | |
388 | uint64_t addr = 0; | |
389 | int width = c2c_width(fmt, hpp, he->hists); | |
390 | char buf[20]; | |
391 | ||
392 | if (he->mem_info) | |
393 | addr = cl_address(he->mem_info->daddr.addr); | |
394 | ||
395 | return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr)); | |
396 | } | |
397 | ||
398 | static int offset_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
399 | struct hist_entry *he) | |
400 | { | |
401 | uint64_t addr = 0; | |
402 | int width = c2c_width(fmt, hpp, he->hists); | |
403 | char buf[20]; | |
404 | ||
405 | if (he->mem_info) | |
406 | addr = cl_offset(he->mem_info->daddr.al_addr); | |
407 | ||
408 | return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr)); | |
409 | } | |
410 | ||
411 | static int64_t | |
412 | offset_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
413 | struct hist_entry *left, struct hist_entry *right) | |
414 | { | |
415 | uint64_t l = 0, r = 0; | |
416 | ||
417 | if (left->mem_info) | |
418 | l = cl_offset(left->mem_info->daddr.addr); | |
419 | if (right->mem_info) | |
420 | r = cl_offset(right->mem_info->daddr.addr); | |
421 | ||
422 | return (int64_t)(r - l); | |
423 | } | |
424 | ||
425 | static int | |
426 | iaddr_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
427 | struct hist_entry *he) | |
428 | { | |
429 | uint64_t addr = 0; | |
430 | int width = c2c_width(fmt, hpp, he->hists); | |
431 | char buf[20]; | |
432 | ||
433 | if (he->mem_info) | |
434 | addr = he->mem_info->iaddr.addr; | |
435 | ||
436 | return scnprintf(hpp->buf, hpp->size, "%*s", width, HEX_STR(buf, addr)); | |
437 | } | |
438 | ||
439 | static int64_t | |
440 | iaddr_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
441 | struct hist_entry *left, struct hist_entry *right) | |
442 | { | |
443 | return sort__iaddr_cmp(left, right); | |
444 | } | |
445 | ||
446 | static int | |
447 | tot_hitm_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
448 | struct hist_entry *he) | |
449 | { | |
450 | struct c2c_hist_entry *c2c_he; | |
451 | int width = c2c_width(fmt, hpp, he->hists); | |
452 | unsigned int tot_hitm; | |
453 | ||
454 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
455 | tot_hitm = c2c_he->stats.lcl_hitm + c2c_he->stats.rmt_hitm; | |
456 | ||
457 | return scnprintf(hpp->buf, hpp->size, "%*u", width, tot_hitm); | |
458 | } | |
459 | ||
460 | static int64_t | |
461 | tot_hitm_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
462 | struct hist_entry *left, struct hist_entry *right) | |
463 | { | |
464 | struct c2c_hist_entry *c2c_left; | |
465 | struct c2c_hist_entry *c2c_right; | |
466 | unsigned int tot_hitm_left; | |
467 | unsigned int tot_hitm_right; | |
468 | ||
469 | c2c_left = container_of(left, struct c2c_hist_entry, he); | |
470 | c2c_right = container_of(right, struct c2c_hist_entry, he); | |
471 | ||
472 | tot_hitm_left = c2c_left->stats.lcl_hitm + c2c_left->stats.rmt_hitm; | |
473 | tot_hitm_right = c2c_right->stats.lcl_hitm + c2c_right->stats.rmt_hitm; | |
474 | ||
475 | return tot_hitm_left - tot_hitm_right; | |
476 | } | |
477 | ||
478 | #define STAT_FN_ENTRY(__f) \ | |
479 | static int \ | |
480 | __f ## _entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, \ | |
481 | struct hist_entry *he) \ | |
482 | { \ | |
483 | struct c2c_hist_entry *c2c_he; \ | |
484 | int width = c2c_width(fmt, hpp, he->hists); \ | |
485 | \ | |
486 | c2c_he = container_of(he, struct c2c_hist_entry, he); \ | |
487 | return scnprintf(hpp->buf, hpp->size, "%*u", width, \ | |
488 | c2c_he->stats.__f); \ | |
489 | } | |
490 | ||
491 | #define STAT_FN_CMP(__f) \ | |
492 | static int64_t \ | |
493 | __f ## _cmp(struct perf_hpp_fmt *fmt __maybe_unused, \ | |
494 | struct hist_entry *left, struct hist_entry *right) \ | |
495 | { \ | |
496 | struct c2c_hist_entry *c2c_left, *c2c_right; \ | |
497 | \ | |
498 | c2c_left = container_of(left, struct c2c_hist_entry, he); \ | |
499 | c2c_right = container_of(right, struct c2c_hist_entry, he); \ | |
500 | return c2c_left->stats.__f - c2c_right->stats.__f; \ | |
501 | } | |
502 | ||
503 | #define STAT_FN(__f) \ | |
504 | STAT_FN_ENTRY(__f) \ | |
505 | STAT_FN_CMP(__f) | |
506 | ||
507 | STAT_FN(rmt_hitm) | |
508 | STAT_FN(lcl_hitm) | |
509 | STAT_FN(store) | |
510 | STAT_FN(st_l1hit) | |
511 | STAT_FN(st_l1miss) | |
512 | STAT_FN(ld_fbhit) | |
513 | STAT_FN(ld_l1hit) | |
514 | STAT_FN(ld_l2hit) | |
515 | STAT_FN(ld_llchit) | |
516 | STAT_FN(rmt_hit) | |
517 | ||
518 | static uint64_t llc_miss(struct c2c_stats *stats) | |
519 | { | |
520 | uint64_t llcmiss; | |
521 | ||
522 | llcmiss = stats->lcl_dram + | |
523 | stats->rmt_dram + | |
524 | stats->rmt_hitm + | |
525 | stats->rmt_hit; | |
526 | ||
527 | return llcmiss; | |
528 | } | |
529 | ||
530 | static int | |
531 | ld_llcmiss_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
532 | struct hist_entry *he) | |
533 | { | |
534 | struct c2c_hist_entry *c2c_he; | |
535 | int width = c2c_width(fmt, hpp, he->hists); | |
536 | ||
537 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
538 | ||
539 | return scnprintf(hpp->buf, hpp->size, "%*lu", width, | |
540 | llc_miss(&c2c_he->stats)); | |
541 | } | |
542 | ||
543 | static int64_t | |
544 | ld_llcmiss_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
545 | struct hist_entry *left, struct hist_entry *right) | |
546 | { | |
547 | struct c2c_hist_entry *c2c_left; | |
548 | struct c2c_hist_entry *c2c_right; | |
549 | ||
550 | c2c_left = container_of(left, struct c2c_hist_entry, he); | |
551 | c2c_right = container_of(right, struct c2c_hist_entry, he); | |
552 | ||
553 | return llc_miss(&c2c_left->stats) - llc_miss(&c2c_right->stats); | |
554 | } | |
555 | ||
556 | static uint64_t total_records(struct c2c_stats *stats) | |
557 | { | |
558 | uint64_t lclmiss, ldcnt, total; | |
559 | ||
560 | lclmiss = stats->lcl_dram + | |
561 | stats->rmt_dram + | |
562 | stats->rmt_hitm + | |
563 | stats->rmt_hit; | |
564 | ||
565 | ldcnt = lclmiss + | |
566 | stats->ld_fbhit + | |
567 | stats->ld_l1hit + | |
568 | stats->ld_l2hit + | |
569 | stats->ld_llchit + | |
570 | stats->lcl_hitm; | |
571 | ||
572 | total = ldcnt + | |
573 | stats->st_l1hit + | |
574 | stats->st_l1miss; | |
575 | ||
576 | return total; | |
577 | } | |
578 | ||
579 | static int | |
580 | tot_recs_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
581 | struct hist_entry *he) | |
582 | { | |
583 | struct c2c_hist_entry *c2c_he; | |
584 | int width = c2c_width(fmt, hpp, he->hists); | |
585 | uint64_t tot_recs; | |
586 | ||
587 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
588 | tot_recs = total_records(&c2c_he->stats); | |
589 | ||
590 | return scnprintf(hpp->buf, hpp->size, "%*" PRIu64, width, tot_recs); | |
591 | } | |
592 | ||
593 | static int64_t | |
594 | tot_recs_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
595 | struct hist_entry *left, struct hist_entry *right) | |
596 | { | |
597 | struct c2c_hist_entry *c2c_left; | |
598 | struct c2c_hist_entry *c2c_right; | |
599 | uint64_t tot_recs_left; | |
600 | uint64_t tot_recs_right; | |
601 | ||
602 | c2c_left = container_of(left, struct c2c_hist_entry, he); | |
603 | c2c_right = container_of(right, struct c2c_hist_entry, he); | |
604 | ||
605 | tot_recs_left = total_records(&c2c_left->stats); | |
606 | tot_recs_right = total_records(&c2c_right->stats); | |
607 | ||
608 | return tot_recs_left - tot_recs_right; | |
609 | } | |
610 | ||
611 | static uint64_t total_loads(struct c2c_stats *stats) | |
612 | { | |
613 | uint64_t lclmiss, ldcnt; | |
614 | ||
615 | lclmiss = stats->lcl_dram + | |
616 | stats->rmt_dram + | |
617 | stats->rmt_hitm + | |
618 | stats->rmt_hit; | |
619 | ||
620 | ldcnt = lclmiss + | |
621 | stats->ld_fbhit + | |
622 | stats->ld_l1hit + | |
623 | stats->ld_l2hit + | |
624 | stats->ld_llchit + | |
625 | stats->lcl_hitm; | |
626 | ||
627 | return ldcnt; | |
628 | } | |
629 | ||
630 | static int | |
631 | tot_loads_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
632 | struct hist_entry *he) | |
633 | { | |
634 | struct c2c_hist_entry *c2c_he; | |
635 | int width = c2c_width(fmt, hpp, he->hists); | |
636 | uint64_t tot_recs; | |
637 | ||
638 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
639 | tot_recs = total_loads(&c2c_he->stats); | |
640 | ||
641 | return scnprintf(hpp->buf, hpp->size, "%*" PRIu64, width, tot_recs); | |
642 | } | |
643 | ||
644 | static int64_t | |
645 | tot_loads_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
646 | struct hist_entry *left, struct hist_entry *right) | |
647 | { | |
648 | struct c2c_hist_entry *c2c_left; | |
649 | struct c2c_hist_entry *c2c_right; | |
650 | uint64_t tot_recs_left; | |
651 | uint64_t tot_recs_right; | |
652 | ||
653 | c2c_left = container_of(left, struct c2c_hist_entry, he); | |
654 | c2c_right = container_of(right, struct c2c_hist_entry, he); | |
655 | ||
656 | tot_recs_left = total_loads(&c2c_left->stats); | |
657 | tot_recs_right = total_loads(&c2c_right->stats); | |
658 | ||
659 | return tot_recs_left - tot_recs_right; | |
660 | } | |
661 | ||
662 | typedef double (get_percent_cb)(struct c2c_hist_entry *); | |
663 | ||
664 | static int | |
665 | percent_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
666 | struct hist_entry *he, get_percent_cb get_percent) | |
667 | { | |
668 | struct c2c_hist_entry *c2c_he; | |
669 | int width = c2c_width(fmt, hpp, he->hists); | |
670 | double per; | |
671 | ||
672 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
673 | per = get_percent(c2c_he); | |
674 | ||
675 | #ifdef HAVE_SLANG_SUPPORT | |
676 | if (use_browser) | |
677 | return __hpp__slsmg_color_printf(hpp, "%*.2f%%", width - 1, per); | |
678 | #endif | |
679 | return hpp_color_scnprintf(hpp, "%*.2f%%", width - 1, per); | |
680 | } | |
681 | ||
682 | static double percent_hitm(struct c2c_hist_entry *c2c_he) | |
683 | { | |
684 | struct c2c_hists *hists; | |
685 | struct c2c_stats *stats; | |
686 | struct c2c_stats *total; | |
687 | int tot, st; | |
688 | double p; | |
689 | ||
690 | hists = container_of(c2c_he->he.hists, struct c2c_hists, hists); | |
691 | stats = &c2c_he->stats; | |
692 | total = &hists->stats; | |
693 | ||
694 | st = stats->rmt_hitm; | |
695 | tot = total->rmt_hitm; | |
696 | ||
697 | p = tot ? (double) st / tot : 0; | |
698 | ||
699 | return 100 * p; | |
700 | } | |
701 | ||
702 | #define PERC_STR(__s, __v) \ | |
703 | ({ \ | |
704 | scnprintf(__s, sizeof(__s), "%.2F%%", __v); \ | |
705 | __s; \ | |
706 | }) | |
707 | ||
708 | static int | |
709 | percent_hitm_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
710 | struct hist_entry *he) | |
711 | { | |
712 | struct c2c_hist_entry *c2c_he; | |
713 | int width = c2c_width(fmt, hpp, he->hists); | |
714 | char buf[10]; | |
715 | double per; | |
716 | ||
717 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
718 | per = percent_hitm(c2c_he); | |
719 | return scnprintf(hpp->buf, hpp->size, "%*s", width, PERC_STR(buf, per)); | |
720 | } | |
721 | ||
722 | static int | |
723 | percent_hitm_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
724 | struct hist_entry *he) | |
725 | { | |
726 | return percent_color(fmt, hpp, he, percent_hitm); | |
727 | } | |
728 | ||
729 | static int64_t | |
730 | percent_hitm_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
731 | struct hist_entry *left, struct hist_entry *right) | |
732 | { | |
733 | struct c2c_hist_entry *c2c_left; | |
734 | struct c2c_hist_entry *c2c_right; | |
735 | double per_left; | |
736 | double per_right; | |
737 | ||
738 | c2c_left = container_of(left, struct c2c_hist_entry, he); | |
739 | c2c_right = container_of(right, struct c2c_hist_entry, he); | |
740 | ||
741 | per_left = percent_hitm(c2c_left); | |
742 | per_right = percent_hitm(c2c_right); | |
743 | ||
744 | return per_left - per_right; | |
745 | } | |
746 | ||
747 | static struct c2c_stats *he_stats(struct hist_entry *he) | |
748 | { | |
749 | struct c2c_hist_entry *c2c_he; | |
750 | ||
751 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
752 | return &c2c_he->stats; | |
753 | } | |
754 | ||
755 | static struct c2c_stats *total_stats(struct hist_entry *he) | |
756 | { | |
757 | struct c2c_hists *hists; | |
758 | ||
759 | hists = container_of(he->hists, struct c2c_hists, hists); | |
760 | return &hists->stats; | |
761 | } | |
762 | ||
763 | static double percent(int st, int tot) | |
764 | { | |
765 | return tot ? 100. * (double) st / (double) tot : 0; | |
766 | } | |
767 | ||
768 | #define PERCENT(__h, __f) percent(he_stats(__h)->__f, total_stats(__h)->__f) | |
769 | ||
770 | #define PERCENT_FN(__f) \ | |
771 | static double percent_ ## __f(struct c2c_hist_entry *c2c_he) \ | |
772 | { \ | |
773 | struct c2c_hists *hists; \ | |
774 | \ | |
775 | hists = container_of(c2c_he->he.hists, struct c2c_hists, hists); \ | |
776 | return percent(c2c_he->stats.__f, hists->stats.__f); \ | |
777 | } | |
778 | ||
779 | PERCENT_FN(rmt_hitm) | |
780 | PERCENT_FN(lcl_hitm) | |
781 | PERCENT_FN(st_l1hit) | |
782 | PERCENT_FN(st_l1miss) | |
783 | ||
784 | static int | |
785 | percent_rmt_hitm_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
786 | struct hist_entry *he) | |
787 | { | |
788 | int width = c2c_width(fmt, hpp, he->hists); | |
789 | double per = PERCENT(he, rmt_hitm); | |
790 | char buf[10]; | |
791 | ||
792 | return scnprintf(hpp->buf, hpp->size, "%*s", width, PERC_STR(buf, per)); | |
793 | } | |
794 | ||
795 | static int | |
796 | percent_rmt_hitm_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
797 | struct hist_entry *he) | |
798 | { | |
799 | return percent_color(fmt, hpp, he, percent_rmt_hitm); | |
800 | } | |
801 | ||
802 | static int64_t | |
803 | percent_rmt_hitm_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
804 | struct hist_entry *left, struct hist_entry *right) | |
805 | { | |
806 | double per_left; | |
807 | double per_right; | |
808 | ||
809 | per_left = PERCENT(left, lcl_hitm); | |
810 | per_right = PERCENT(right, lcl_hitm); | |
811 | ||
812 | return per_left - per_right; | |
813 | } | |
814 | ||
815 | static int | |
816 | percent_lcl_hitm_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
817 | struct hist_entry *he) | |
818 | { | |
819 | int width = c2c_width(fmt, hpp, he->hists); | |
820 | double per = PERCENT(he, lcl_hitm); | |
821 | char buf[10]; | |
822 | ||
823 | return scnprintf(hpp->buf, hpp->size, "%*s", width, PERC_STR(buf, per)); | |
824 | } | |
825 | ||
826 | static int | |
827 | percent_lcl_hitm_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
828 | struct hist_entry *he) | |
829 | { | |
830 | return percent_color(fmt, hpp, he, percent_lcl_hitm); | |
831 | } | |
832 | ||
833 | static int64_t | |
834 | percent_lcl_hitm_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
835 | struct hist_entry *left, struct hist_entry *right) | |
836 | { | |
837 | double per_left; | |
838 | double per_right; | |
839 | ||
840 | per_left = PERCENT(left, lcl_hitm); | |
841 | per_right = PERCENT(right, lcl_hitm); | |
842 | ||
843 | return per_left - per_right; | |
844 | } | |
845 | ||
846 | static int | |
847 | percent_stores_l1hit_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
848 | struct hist_entry *he) | |
849 | { | |
850 | int width = c2c_width(fmt, hpp, he->hists); | |
851 | double per = PERCENT(he, st_l1hit); | |
852 | char buf[10]; | |
853 | ||
854 | return scnprintf(hpp->buf, hpp->size, "%*s", width, PERC_STR(buf, per)); | |
855 | } | |
856 | ||
857 | static int | |
858 | percent_stores_l1hit_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
859 | struct hist_entry *he) | |
860 | { | |
861 | return percent_color(fmt, hpp, he, percent_st_l1hit); | |
862 | } | |
863 | ||
864 | static int64_t | |
865 | percent_stores_l1hit_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
866 | struct hist_entry *left, struct hist_entry *right) | |
867 | { | |
868 | double per_left; | |
869 | double per_right; | |
870 | ||
871 | per_left = PERCENT(left, st_l1hit); | |
872 | per_right = PERCENT(right, st_l1hit); | |
873 | ||
874 | return per_left - per_right; | |
875 | } | |
876 | ||
877 | static int | |
878 | percent_stores_l1miss_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
879 | struct hist_entry *he) | |
880 | { | |
881 | int width = c2c_width(fmt, hpp, he->hists); | |
882 | double per = PERCENT(he, st_l1miss); | |
883 | char buf[10]; | |
884 | ||
885 | return scnprintf(hpp->buf, hpp->size, "%*s", width, PERC_STR(buf, per)); | |
886 | } | |
887 | ||
888 | static int | |
889 | percent_stores_l1miss_color(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
890 | struct hist_entry *he) | |
891 | { | |
892 | return percent_color(fmt, hpp, he, percent_st_l1miss); | |
893 | } | |
894 | ||
895 | static int64_t | |
896 | percent_stores_l1miss_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
897 | struct hist_entry *left, struct hist_entry *right) | |
898 | { | |
899 | double per_left; | |
900 | double per_right; | |
901 | ||
902 | per_left = PERCENT(left, st_l1miss); | |
903 | per_right = PERCENT(right, st_l1miss); | |
904 | ||
905 | return per_left - per_right; | |
906 | } | |
907 | ||
908 | STAT_FN(lcl_dram) | |
909 | STAT_FN(rmt_dram) | |
910 | ||
911 | static int | |
912 | pid_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
913 | struct hist_entry *he) | |
914 | { | |
915 | int width = c2c_width(fmt, hpp, he->hists); | |
916 | ||
917 | return scnprintf(hpp->buf, hpp->size, "%*d", width, he->thread->pid_); | |
918 | } | |
919 | ||
920 | static int64_t | |
921 | pid_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
922 | struct hist_entry *left, struct hist_entry *right) | |
923 | { | |
924 | return left->thread->pid_ - right->thread->pid_; | |
925 | } | |
926 | ||
927 | static int64_t | |
928 | empty_cmp(struct perf_hpp_fmt *fmt __maybe_unused, | |
929 | struct hist_entry *left __maybe_unused, | |
930 | struct hist_entry *right __maybe_unused) | |
931 | { | |
932 | return 0; | |
933 | } | |
934 | ||
935 | static int | |
936 | node_entry(struct perf_hpp_fmt *fmt __maybe_unused, struct perf_hpp *hpp, | |
937 | struct hist_entry *he) | |
938 | { | |
939 | struct c2c_hist_entry *c2c_he; | |
940 | bool first = true; | |
941 | int node; | |
942 | int ret = 0; | |
943 | ||
944 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
945 | ||
946 | for (node = 0; node < c2c.nodes_cnt; node++) { | |
947 | DECLARE_BITMAP(set, c2c.cpus_cnt); | |
948 | ||
949 | bitmap_zero(set, c2c.cpus_cnt); | |
950 | bitmap_and(set, c2c_he->cpuset, c2c.nodes[node], c2c.cpus_cnt); | |
951 | ||
952 | if (!bitmap_weight(set, c2c.cpus_cnt)) { | |
953 | if (c2c.node_info == 1) { | |
954 | ret = scnprintf(hpp->buf, hpp->size, "%21s", " "); | |
955 | advance_hpp(hpp, ret); | |
956 | } | |
957 | continue; | |
958 | } | |
959 | ||
960 | if (!first) { | |
961 | ret = scnprintf(hpp->buf, hpp->size, " "); | |
962 | advance_hpp(hpp, ret); | |
963 | } | |
964 | ||
965 | switch (c2c.node_info) { | |
966 | case 0: | |
967 | ret = scnprintf(hpp->buf, hpp->size, "%2d", node); | |
968 | advance_hpp(hpp, ret); | |
969 | break; | |
970 | case 1: | |
971 | { | |
972 | int num = bitmap_weight(c2c_he->cpuset, c2c.cpus_cnt); | |
973 | struct c2c_stats *stats = &c2c_he->node_stats[node]; | |
974 | ||
975 | ret = scnprintf(hpp->buf, hpp->size, "%2d{%2d ", node, num); | |
976 | advance_hpp(hpp, ret); | |
977 | ||
978 | ||
979 | if (c2c_he->stats.rmt_hitm > 0) { | |
980 | ret = scnprintf(hpp->buf, hpp->size, "%5.1f%% ", | |
981 | percent(stats->rmt_hitm, c2c_he->stats.rmt_hitm)); | |
982 | } else { | |
983 | ret = scnprintf(hpp->buf, hpp->size, "%6s ", "n/a"); | |
984 | } | |
985 | ||
986 | advance_hpp(hpp, ret); | |
987 | ||
988 | if (c2c_he->stats.store > 0) { | |
989 | ret = scnprintf(hpp->buf, hpp->size, "%5.1f%%}", | |
990 | percent(stats->store, c2c_he->stats.store)); | |
991 | } else { | |
992 | ret = scnprintf(hpp->buf, hpp->size, "%6s}", "n/a"); | |
993 | } | |
994 | ||
995 | advance_hpp(hpp, ret); | |
996 | break; | |
997 | } | |
998 | case 2: | |
999 | ret = scnprintf(hpp->buf, hpp->size, "%2d{", node); | |
1000 | advance_hpp(hpp, ret); | |
1001 | ||
1002 | ret = bitmap_scnprintf(set, c2c.cpus_cnt, hpp->buf, hpp->size); | |
1003 | advance_hpp(hpp, ret); | |
1004 | ||
1005 | ret = scnprintf(hpp->buf, hpp->size, "}"); | |
1006 | advance_hpp(hpp, ret); | |
1007 | break; | |
1008 | default: | |
1009 | break; | |
1010 | } | |
1011 | ||
1012 | first = false; | |
1013 | } | |
1014 | ||
1015 | return 0; | |
1016 | } | |
1017 | ||
1018 | static int | |
1019 | mean_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
1020 | struct hist_entry *he, double mean) | |
1021 | { | |
1022 | int width = c2c_width(fmt, hpp, he->hists); | |
1023 | char buf[10]; | |
1024 | ||
1025 | scnprintf(buf, 10, "%6.0f", mean); | |
1026 | return scnprintf(hpp->buf, hpp->size, "%*s", width, buf); | |
1027 | } | |
1028 | ||
1029 | #define MEAN_ENTRY(__func, __val) \ | |
1030 | static int \ | |
1031 | __func(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, struct hist_entry *he) \ | |
1032 | { \ | |
1033 | struct c2c_hist_entry *c2c_he; \ | |
1034 | c2c_he = container_of(he, struct c2c_hist_entry, he); \ | |
1035 | return mean_entry(fmt, hpp, he, avg_stats(&c2c_he->cstats.__val)); \ | |
1036 | } | |
1037 | ||
1038 | MEAN_ENTRY(mean_rmt_entry, rmt_hitm); | |
1039 | MEAN_ENTRY(mean_lcl_entry, lcl_hitm); | |
1040 | MEAN_ENTRY(mean_load_entry, load); | |
1041 | ||
1042 | static int | |
1043 | cpucnt_entry(struct perf_hpp_fmt *fmt __maybe_unused, struct perf_hpp *hpp, | |
1044 | struct hist_entry *he) | |
1045 | { | |
1046 | struct c2c_hist_entry *c2c_he; | |
1047 | int width = c2c_width(fmt, hpp, he->hists); | |
1048 | char buf[10]; | |
1049 | ||
1050 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
1051 | ||
1052 | scnprintf(buf, 10, "%d", bitmap_weight(c2c_he->cpuset, c2c.cpus_cnt)); | |
1053 | return scnprintf(hpp->buf, hpp->size, "%*s", width, buf); | |
1054 | } | |
1055 | ||
1056 | #define HEADER_LOW(__h) \ | |
1057 | { \ | |
1058 | .line[1] = { \ | |
1059 | .text = __h, \ | |
1060 | }, \ | |
1061 | } | |
1062 | ||
1063 | #define HEADER_BOTH(__h0, __h1) \ | |
1064 | { \ | |
1065 | .line[0] = { \ | |
1066 | .text = __h0, \ | |
1067 | }, \ | |
1068 | .line[1] = { \ | |
1069 | .text = __h1, \ | |
1070 | }, \ | |
1071 | } | |
1072 | ||
1073 | #define HEADER_SPAN(__h0, __h1, __s) \ | |
1074 | { \ | |
1075 | .line[0] = { \ | |
1076 | .text = __h0, \ | |
1077 | .span = __s, \ | |
1078 | }, \ | |
1079 | .line[1] = { \ | |
1080 | .text = __h1, \ | |
1081 | }, \ | |
1082 | } | |
1083 | ||
1084 | #define HEADER_SPAN_LOW(__h) \ | |
1085 | { \ | |
1086 | .line[1] = { \ | |
1087 | .text = __h, \ | |
1088 | }, \ | |
1089 | } | |
1090 | ||
1091 | static struct c2c_dimension dim_dcacheline = { | |
1092 | .header = HEADER_LOW("Cacheline"), | |
1093 | .name = "dcacheline", | |
1094 | .cmp = dcacheline_cmp, | |
1095 | .entry = dcacheline_entry, | |
1096 | .width = 18, | |
1097 | }; | |
1098 | ||
1099 | static struct c2c_header header_offset_tui = HEADER_LOW("Off"); | |
1100 | ||
1101 | static struct c2c_dimension dim_offset = { | |
1102 | .header = HEADER_BOTH("Data address", "Offset"), | |
1103 | .name = "offset", | |
1104 | .cmp = offset_cmp, | |
1105 | .entry = offset_entry, | |
1106 | .width = 18, | |
1107 | }; | |
1108 | ||
1109 | static struct c2c_dimension dim_iaddr = { | |
1110 | .header = HEADER_LOW("Code address"), | |
1111 | .name = "iaddr", | |
1112 | .cmp = iaddr_cmp, | |
1113 | .entry = iaddr_entry, | |
1114 | .width = 18, | |
1115 | }; | |
1116 | ||
1117 | static struct c2c_dimension dim_tot_hitm = { | |
1118 | .header = HEADER_SPAN("----- LLC Load Hitm -----", "Total", 2), | |
1119 | .name = "tot_hitm", | |
1120 | .cmp = tot_hitm_cmp, | |
1121 | .entry = tot_hitm_entry, | |
1122 | .width = 7, | |
1123 | }; | |
1124 | ||
1125 | static struct c2c_dimension dim_lcl_hitm = { | |
1126 | .header = HEADER_SPAN_LOW("Lcl"), | |
1127 | .name = "lcl_hitm", | |
1128 | .cmp = lcl_hitm_cmp, | |
1129 | .entry = lcl_hitm_entry, | |
1130 | .width = 7, | |
1131 | }; | |
1132 | ||
1133 | static struct c2c_dimension dim_rmt_hitm = { | |
1134 | .header = HEADER_SPAN_LOW("Rmt"), | |
1135 | .name = "rmt_hitm", | |
1136 | .cmp = rmt_hitm_cmp, | |
1137 | .entry = rmt_hitm_entry, | |
1138 | .width = 7, | |
1139 | }; | |
1140 | ||
1141 | static struct c2c_dimension dim_cl_rmt_hitm = { | |
1142 | .header = HEADER_SPAN("----- HITM -----", "Rmt", 1), | |
1143 | .name = "cl_rmt_hitm", | |
1144 | .cmp = rmt_hitm_cmp, | |
1145 | .entry = rmt_hitm_entry, | |
1146 | .width = 7, | |
1147 | }; | |
1148 | ||
1149 | static struct c2c_dimension dim_cl_lcl_hitm = { | |
1150 | .header = HEADER_SPAN_LOW("Lcl"), | |
1151 | .name = "cl_lcl_hitm", | |
1152 | .cmp = lcl_hitm_cmp, | |
1153 | .entry = lcl_hitm_entry, | |
1154 | .width = 7, | |
1155 | }; | |
1156 | ||
1157 | static struct c2c_dimension dim_stores = { | |
1158 | .header = HEADER_SPAN("---- Store Reference ----", "Total", 2), | |
1159 | .name = "stores", | |
1160 | .cmp = store_cmp, | |
1161 | .entry = store_entry, | |
1162 | .width = 7, | |
1163 | }; | |
1164 | ||
1165 | static struct c2c_dimension dim_stores_l1hit = { | |
1166 | .header = HEADER_SPAN_LOW("L1Hit"), | |
1167 | .name = "stores_l1hit", | |
1168 | .cmp = st_l1hit_cmp, | |
1169 | .entry = st_l1hit_entry, | |
1170 | .width = 7, | |
1171 | }; | |
1172 | ||
1173 | static struct c2c_dimension dim_stores_l1miss = { | |
1174 | .header = HEADER_SPAN_LOW("L1Miss"), | |
1175 | .name = "stores_l1miss", | |
1176 | .cmp = st_l1miss_cmp, | |
1177 | .entry = st_l1miss_entry, | |
1178 | .width = 7, | |
1179 | }; | |
1180 | ||
1181 | static struct c2c_dimension dim_cl_stores_l1hit = { | |
1182 | .header = HEADER_SPAN("-- Store Refs --", "L1 Hit", 1), | |
1183 | .name = "cl_stores_l1hit", | |
1184 | .cmp = st_l1hit_cmp, | |
1185 | .entry = st_l1hit_entry, | |
1186 | .width = 7, | |
1187 | }; | |
1188 | ||
1189 | static struct c2c_dimension dim_cl_stores_l1miss = { | |
1190 | .header = HEADER_SPAN_LOW("L1 Miss"), | |
1191 | .name = "cl_stores_l1miss", | |
1192 | .cmp = st_l1miss_cmp, | |
1193 | .entry = st_l1miss_entry, | |
1194 | .width = 7, | |
1195 | }; | |
1196 | ||
1197 | static struct c2c_dimension dim_ld_fbhit = { | |
1198 | .header = HEADER_SPAN("----- Core Load Hit -----", "FB", 2), | |
1199 | .name = "ld_fbhit", | |
1200 | .cmp = ld_fbhit_cmp, | |
1201 | .entry = ld_fbhit_entry, | |
1202 | .width = 7, | |
1203 | }; | |
1204 | ||
1205 | static struct c2c_dimension dim_ld_l1hit = { | |
1206 | .header = HEADER_SPAN_LOW("L1"), | |
1207 | .name = "ld_l1hit", | |
1208 | .cmp = ld_l1hit_cmp, | |
1209 | .entry = ld_l1hit_entry, | |
1210 | .width = 7, | |
1211 | }; | |
1212 | ||
1213 | static struct c2c_dimension dim_ld_l2hit = { | |
1214 | .header = HEADER_SPAN_LOW("L2"), | |
1215 | .name = "ld_l2hit", | |
1216 | .cmp = ld_l2hit_cmp, | |
1217 | .entry = ld_l2hit_entry, | |
1218 | .width = 7, | |
1219 | }; | |
1220 | ||
1221 | static struct c2c_dimension dim_ld_llchit = { | |
1222 | .header = HEADER_SPAN("-- LLC Load Hit --", "Llc", 1), | |
1223 | .name = "ld_lclhit", | |
1224 | .cmp = ld_llchit_cmp, | |
1225 | .entry = ld_llchit_entry, | |
1226 | .width = 8, | |
1227 | }; | |
1228 | ||
1229 | static struct c2c_dimension dim_ld_rmthit = { | |
1230 | .header = HEADER_SPAN_LOW("Rmt"), | |
1231 | .name = "ld_rmthit", | |
1232 | .cmp = rmt_hit_cmp, | |
1233 | .entry = rmt_hit_entry, | |
1234 | .width = 8, | |
1235 | }; | |
1236 | ||
1237 | static struct c2c_dimension dim_ld_llcmiss = { | |
1238 | .header = HEADER_BOTH("LLC", "Ld Miss"), | |
1239 | .name = "ld_llcmiss", | |
1240 | .cmp = ld_llcmiss_cmp, | |
1241 | .entry = ld_llcmiss_entry, | |
1242 | .width = 7, | |
1243 | }; | |
1244 | ||
1245 | static struct c2c_dimension dim_tot_recs = { | |
1246 | .header = HEADER_BOTH("Total", "records"), | |
1247 | .name = "tot_recs", | |
1248 | .cmp = tot_recs_cmp, | |
1249 | .entry = tot_recs_entry, | |
1250 | .width = 7, | |
1251 | }; | |
1252 | ||
1253 | static struct c2c_dimension dim_tot_loads = { | |
1254 | .header = HEADER_BOTH("Total", "Loads"), | |
1255 | .name = "tot_loads", | |
1256 | .cmp = tot_loads_cmp, | |
1257 | .entry = tot_loads_entry, | |
1258 | .width = 7, | |
1259 | }; | |
1260 | ||
1261 | static struct c2c_dimension dim_percent_hitm = { | |
1262 | .header = HEADER_LOW("%hitm"), | |
1263 | .name = "percent_hitm", | |
1264 | .cmp = percent_hitm_cmp, | |
1265 | .entry = percent_hitm_entry, | |
1266 | .color = percent_hitm_color, | |
1267 | .width = 7, | |
1268 | }; | |
1269 | ||
1270 | static struct c2c_dimension dim_percent_rmt_hitm = { | |
1271 | .header = HEADER_SPAN("----- HITM -----", "Rmt", 1), | |
1272 | .name = "percent_rmt_hitm", | |
1273 | .cmp = percent_rmt_hitm_cmp, | |
1274 | .entry = percent_rmt_hitm_entry, | |
1275 | .color = percent_rmt_hitm_color, | |
1276 | .width = 7, | |
1277 | }; | |
1278 | ||
1279 | static struct c2c_dimension dim_percent_lcl_hitm = { | |
1280 | .header = HEADER_SPAN_LOW("Lcl"), | |
1281 | .name = "percent_lcl_hitm", | |
1282 | .cmp = percent_lcl_hitm_cmp, | |
1283 | .entry = percent_lcl_hitm_entry, | |
1284 | .color = percent_lcl_hitm_color, | |
1285 | .width = 7, | |
1286 | }; | |
1287 | ||
1288 | static struct c2c_dimension dim_percent_stores_l1hit = { | |
1289 | .header = HEADER_SPAN("-- Store Refs --", "L1 Hit", 1), | |
1290 | .name = "percent_stores_l1hit", | |
1291 | .cmp = percent_stores_l1hit_cmp, | |
1292 | .entry = percent_stores_l1hit_entry, | |
1293 | .color = percent_stores_l1hit_color, | |
1294 | .width = 7, | |
1295 | }; | |
1296 | ||
1297 | static struct c2c_dimension dim_percent_stores_l1miss = { | |
1298 | .header = HEADER_SPAN_LOW("L1 Miss"), | |
1299 | .name = "percent_stores_l1miss", | |
1300 | .cmp = percent_stores_l1miss_cmp, | |
1301 | .entry = percent_stores_l1miss_entry, | |
1302 | .color = percent_stores_l1miss_color, | |
1303 | .width = 7, | |
1304 | }; | |
1305 | ||
1306 | static struct c2c_dimension dim_dram_lcl = { | |
1307 | .header = HEADER_SPAN("--- Load Dram ----", "Lcl", 1), | |
1308 | .name = "dram_lcl", | |
1309 | .cmp = lcl_dram_cmp, | |
1310 | .entry = lcl_dram_entry, | |
1311 | .width = 8, | |
1312 | }; | |
1313 | ||
1314 | static struct c2c_dimension dim_dram_rmt = { | |
1315 | .header = HEADER_SPAN_LOW("Rmt"), | |
1316 | .name = "dram_rmt", | |
1317 | .cmp = rmt_dram_cmp, | |
1318 | .entry = rmt_dram_entry, | |
1319 | .width = 8, | |
1320 | }; | |
1321 | ||
1322 | static struct c2c_dimension dim_pid = { | |
1323 | .header = HEADER_LOW("Pid"), | |
1324 | .name = "pid", | |
1325 | .cmp = pid_cmp, | |
1326 | .entry = pid_entry, | |
1327 | .width = 7, | |
1328 | }; | |
1329 | ||
1330 | static struct c2c_dimension dim_tid = { | |
1331 | .header = HEADER_LOW("Tid"), | |
1332 | .name = "tid", | |
1333 | .se = &sort_thread, | |
1334 | }; | |
1335 | ||
1336 | static struct c2c_dimension dim_symbol = { | |
1337 | .name = "symbol", | |
1338 | .se = &sort_sym, | |
1339 | }; | |
1340 | ||
1341 | static struct c2c_dimension dim_dso = { | |
1342 | .header = HEADER_BOTH("Shared", "Object"), | |
1343 | .name = "dso", | |
1344 | .se = &sort_dso, | |
1345 | }; | |
1346 | ||
1347 | static struct c2c_header header_node[3] = { | |
1348 | HEADER_LOW("Node"), | |
1349 | HEADER_LOW("Node{cpus %hitms %stores}"), | |
1350 | HEADER_LOW("Node{cpu list}"), | |
1351 | }; | |
1352 | ||
1353 | static struct c2c_dimension dim_node = { | |
1354 | .name = "node", | |
1355 | .cmp = empty_cmp, | |
1356 | .entry = node_entry, | |
1357 | .width = 4, | |
1358 | }; | |
1359 | ||
1360 | static struct c2c_dimension dim_mean_rmt = { | |
1361 | .header = HEADER_SPAN("---------- cycles ----------", "rmt hitm", 2), | |
1362 | .name = "mean_rmt", | |
1363 | .cmp = empty_cmp, | |
1364 | .entry = mean_rmt_entry, | |
1365 | .width = 8, | |
1366 | }; | |
1367 | ||
1368 | static struct c2c_dimension dim_mean_lcl = { | |
1369 | .header = HEADER_SPAN_LOW("lcl hitm"), | |
1370 | .name = "mean_lcl", | |
1371 | .cmp = empty_cmp, | |
1372 | .entry = mean_lcl_entry, | |
1373 | .width = 8, | |
1374 | }; | |
1375 | ||
1376 | static struct c2c_dimension dim_mean_load = { | |
1377 | .header = HEADER_SPAN_LOW("load"), | |
1378 | .name = "mean_load", | |
1379 | .cmp = empty_cmp, | |
1380 | .entry = mean_load_entry, | |
1381 | .width = 8, | |
1382 | }; | |
1383 | ||
1384 | static struct c2c_dimension dim_cpucnt = { | |
1385 | .header = HEADER_BOTH("cpu", "cnt"), | |
1386 | .name = "cpucnt", | |
1387 | .cmp = empty_cmp, | |
1388 | .entry = cpucnt_entry, | |
1389 | .width = 8, | |
1390 | }; | |
1391 | ||
1392 | static struct c2c_dimension dim_srcline = { | |
1393 | .name = "cl_srcline", | |
1394 | .se = &sort_srcline, | |
1395 | }; | |
1396 | ||
1397 | static struct c2c_dimension *dimensions[] = { | |
1398 | &dim_dcacheline, | |
1399 | &dim_offset, | |
1400 | &dim_iaddr, | |
1401 | &dim_tot_hitm, | |
1402 | &dim_lcl_hitm, | |
1403 | &dim_rmt_hitm, | |
1404 | &dim_cl_lcl_hitm, | |
1405 | &dim_cl_rmt_hitm, | |
1406 | &dim_stores, | |
1407 | &dim_stores_l1hit, | |
1408 | &dim_stores_l1miss, | |
1409 | &dim_cl_stores_l1hit, | |
1410 | &dim_cl_stores_l1miss, | |
1411 | &dim_ld_fbhit, | |
1412 | &dim_ld_l1hit, | |
1413 | &dim_ld_l2hit, | |
1414 | &dim_ld_llchit, | |
1415 | &dim_ld_rmthit, | |
1416 | &dim_ld_llcmiss, | |
1417 | &dim_tot_recs, | |
1418 | &dim_tot_loads, | |
1419 | &dim_percent_hitm, | |
1420 | &dim_percent_rmt_hitm, | |
1421 | &dim_percent_lcl_hitm, | |
1422 | &dim_percent_stores_l1hit, | |
1423 | &dim_percent_stores_l1miss, | |
1424 | &dim_dram_lcl, | |
1425 | &dim_dram_rmt, | |
1426 | &dim_pid, | |
1427 | &dim_tid, | |
1428 | &dim_symbol, | |
1429 | &dim_dso, | |
1430 | &dim_node, | |
1431 | &dim_mean_rmt, | |
1432 | &dim_mean_lcl, | |
1433 | &dim_mean_load, | |
1434 | &dim_cpucnt, | |
1435 | &dim_srcline, | |
1436 | NULL, | |
1437 | }; | |
1438 | ||
1439 | static void fmt_free(struct perf_hpp_fmt *fmt) | |
1440 | { | |
1441 | struct c2c_fmt *c2c_fmt; | |
1442 | ||
1443 | c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
1444 | free(c2c_fmt); | |
1445 | } | |
1446 | ||
1447 | static bool fmt_equal(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b) | |
1448 | { | |
1449 | struct c2c_fmt *c2c_a = container_of(a, struct c2c_fmt, fmt); | |
1450 | struct c2c_fmt *c2c_b = container_of(b, struct c2c_fmt, fmt); | |
1451 | ||
1452 | return c2c_a->dim == c2c_b->dim; | |
1453 | } | |
1454 | ||
1455 | static struct c2c_dimension *get_dimension(const char *name) | |
1456 | { | |
1457 | unsigned int i; | |
1458 | ||
1459 | for (i = 0; dimensions[i]; i++) { | |
1460 | struct c2c_dimension *dim = dimensions[i]; | |
1461 | ||
1462 | if (!strcmp(dim->name, name)) | |
1463 | return dim; | |
1464 | }; | |
1465 | ||
1466 | return NULL; | |
1467 | } | |
1468 | ||
1469 | static int c2c_se_entry(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp, | |
1470 | struct hist_entry *he) | |
1471 | { | |
1472 | struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
1473 | struct c2c_dimension *dim = c2c_fmt->dim; | |
1474 | size_t len = fmt->user_len; | |
1475 | ||
1476 | if (!len) | |
1477 | len = hists__col_len(he->hists, dim->se->se_width_idx); | |
1478 | ||
1479 | return dim->se->se_snprintf(he, hpp->buf, hpp->size, len); | |
1480 | } | |
1481 | ||
1482 | static int64_t c2c_se_cmp(struct perf_hpp_fmt *fmt, | |
1483 | struct hist_entry *a, struct hist_entry *b) | |
1484 | { | |
1485 | struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
1486 | struct c2c_dimension *dim = c2c_fmt->dim; | |
1487 | ||
1488 | return dim->se->se_cmp(a, b); | |
1489 | } | |
1490 | ||
1491 | static int64_t c2c_se_collapse(struct perf_hpp_fmt *fmt, | |
1492 | struct hist_entry *a, struct hist_entry *b) | |
1493 | { | |
1494 | struct c2c_fmt *c2c_fmt = container_of(fmt, struct c2c_fmt, fmt); | |
1495 | struct c2c_dimension *dim = c2c_fmt->dim; | |
1496 | int64_t (*collapse_fn)(struct hist_entry *, struct hist_entry *); | |
1497 | ||
1498 | collapse_fn = dim->se->se_collapse ?: dim->se->se_cmp; | |
1499 | return collapse_fn(a, b); | |
1500 | } | |
1501 | ||
1502 | static struct c2c_fmt *get_format(const char *name) | |
1503 | { | |
1504 | struct c2c_dimension *dim = get_dimension(name); | |
1505 | struct c2c_fmt *c2c_fmt; | |
1506 | struct perf_hpp_fmt *fmt; | |
1507 | ||
1508 | if (!dim) | |
1509 | return NULL; | |
1510 | ||
1511 | c2c_fmt = zalloc(sizeof(*c2c_fmt)); | |
1512 | if (!c2c_fmt) | |
1513 | return NULL; | |
1514 | ||
1515 | c2c_fmt->dim = dim; | |
1516 | ||
1517 | fmt = &c2c_fmt->fmt; | |
1518 | INIT_LIST_HEAD(&fmt->list); | |
1519 | INIT_LIST_HEAD(&fmt->sort_list); | |
1520 | ||
1521 | fmt->cmp = dim->se ? c2c_se_cmp : dim->cmp; | |
1522 | fmt->sort = dim->se ? c2c_se_cmp : dim->cmp; | |
1523 | fmt->color = dim->se ? NULL : dim->color; | |
1524 | fmt->entry = dim->se ? c2c_se_entry : dim->entry; | |
1525 | fmt->header = c2c_header; | |
1526 | fmt->width = c2c_width; | |
1527 | fmt->collapse = dim->se ? c2c_se_collapse : dim->cmp; | |
1528 | fmt->equal = fmt_equal; | |
1529 | fmt->free = fmt_free; | |
1530 | ||
1531 | return c2c_fmt; | |
1532 | } | |
1533 | ||
1534 | static int c2c_hists__init_output(struct perf_hpp_list *hpp_list, char *name) | |
1535 | { | |
1536 | struct c2c_fmt *c2c_fmt = get_format(name); | |
1537 | ||
1538 | if (!c2c_fmt) { | |
1539 | reset_dimensions(); | |
1540 | return output_field_add(hpp_list, name); | |
1541 | } | |
1542 | ||
1543 | perf_hpp_list__column_register(hpp_list, &c2c_fmt->fmt); | |
1544 | return 0; | |
1545 | } | |
1546 | ||
1547 | static int c2c_hists__init_sort(struct perf_hpp_list *hpp_list, char *name) | |
1548 | { | |
1549 | struct c2c_fmt *c2c_fmt = get_format(name); | |
1550 | struct c2c_dimension *dim; | |
1551 | ||
1552 | if (!c2c_fmt) { | |
1553 | reset_dimensions(); | |
1554 | return sort_dimension__add(hpp_list, name, NULL, 0); | |
1555 | } | |
1556 | ||
1557 | dim = c2c_fmt->dim; | |
1558 | if (dim == &dim_dso) | |
1559 | hpp_list->dso = 1; | |
1560 | ||
1561 | perf_hpp_list__register_sort_field(hpp_list, &c2c_fmt->fmt); | |
1562 | return 0; | |
1563 | } | |
1564 | ||
1565 | #define PARSE_LIST(_list, _fn) \ | |
1566 | do { \ | |
1567 | char *tmp, *tok; \ | |
1568 | ret = 0; \ | |
1569 | \ | |
1570 | if (!_list) \ | |
1571 | break; \ | |
1572 | \ | |
1573 | for (tok = strtok_r((char *)_list, ", ", &tmp); \ | |
1574 | tok; tok = strtok_r(NULL, ", ", &tmp)) { \ | |
1575 | ret = _fn(hpp_list, tok); \ | |
1576 | if (ret == -EINVAL) { \ | |
1577 | error("Invalid --fields key: `%s'", tok); \ | |
1578 | break; \ | |
1579 | } else if (ret == -ESRCH) { \ | |
1580 | error("Unknown --fields key: `%s'", tok); \ | |
1581 | break; \ | |
1582 | } \ | |
1583 | } \ | |
1584 | } while (0) | |
1585 | ||
1586 | static int hpp_list__parse(struct perf_hpp_list *hpp_list, | |
1587 | const char *output_, | |
1588 | const char *sort_) | |
1589 | { | |
1590 | char *output = output_ ? strdup(output_) : NULL; | |
1591 | char *sort = sort_ ? strdup(sort_) : NULL; | |
1592 | int ret; | |
1593 | ||
1594 | PARSE_LIST(output, c2c_hists__init_output); | |
1595 | PARSE_LIST(sort, c2c_hists__init_sort); | |
1596 | ||
1597 | /* copy sort keys to output fields */ | |
1598 | perf_hpp__setup_output_field(hpp_list); | |
1599 | ||
1600 | /* | |
1601 | * We dont need other sorting keys other than those | |
1602 | * we already specified. It also really slows down | |
1603 | * the processing a lot with big number of output | |
1604 | * fields, so switching this off for c2c. | |
1605 | */ | |
1606 | ||
1607 | #if 0 | |
1608 | /* and then copy output fields to sort keys */ | |
1609 | perf_hpp__append_sort_keys(&hists->list); | |
1610 | #endif | |
1611 | ||
1612 | free(output); | |
1613 | free(sort); | |
1614 | return ret; | |
1615 | } | |
1616 | ||
1617 | static int c2c_hists__init(struct c2c_hists *hists, | |
1618 | const char *sort, | |
1619 | int nr_header_lines) | |
1620 | { | |
1621 | __hists__init(&hists->hists, &hists->list); | |
1622 | ||
1623 | /* | |
1624 | * Initialize only with sort fields, we need to resort | |
1625 | * later anyway, and that's where we add output fields | |
1626 | * as well. | |
1627 | */ | |
1628 | perf_hpp_list__init(&hists->list); | |
1629 | ||
1630 | /* Overload number of header lines.*/ | |
1631 | hists->list.nr_header_lines = nr_header_lines; | |
1632 | ||
1633 | return hpp_list__parse(&hists->list, NULL, sort); | |
1634 | } | |
1635 | ||
1636 | __maybe_unused | |
1637 | static int c2c_hists__reinit(struct c2c_hists *c2c_hists, | |
1638 | const char *output, | |
1639 | const char *sort) | |
1640 | { | |
1641 | perf_hpp__reset_output_field(&c2c_hists->list); | |
1642 | return hpp_list__parse(&c2c_hists->list, output, sort); | |
1643 | } | |
1644 | ||
1645 | static int filter_cb(struct hist_entry *he) | |
1646 | { | |
1647 | if (c2c.show_src && !he->srcline) | |
1648 | he->srcline = hist_entry__get_srcline(he); | |
1649 | ||
1650 | return 0; | |
1651 | } | |
1652 | ||
1653 | static int resort_cl_cb(struct hist_entry *he) | |
1654 | { | |
1655 | struct c2c_hist_entry *c2c_he; | |
1656 | struct c2c_hists *c2c_hists; | |
1657 | ||
1658 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
1659 | c2c_hists = c2c_he->hists; | |
1660 | ||
1661 | if (c2c_hists) { | |
1662 | c2c_hists__reinit(c2c_hists, | |
1663 | "percent_rmt_hitm," | |
1664 | "percent_lcl_hitm," | |
1665 | "percent_stores_l1hit," | |
1666 | "percent_stores_l1miss," | |
1667 | "offset," | |
1668 | "pid," | |
1669 | "tid," | |
1670 | "mean_rmt," | |
1671 | "mean_lcl," | |
1672 | "mean_load," | |
1673 | "cpucnt," | |
1674 | "symbol," | |
1675 | "dso," | |
1676 | "node", | |
1677 | "offset,rmt_hitm,lcl_hitm"); | |
1678 | ||
1679 | hists__collapse_resort(&c2c_hists->hists, NULL); | |
1680 | hists__output_resort_cb(&c2c_hists->hists, NULL, filter_cb); | |
1681 | } | |
1682 | ||
1683 | return 0; | |
1684 | } | |
1685 | ||
1686 | static void setup_nodes_header(void) | |
1687 | { | |
1688 | dim_node.header = header_node[c2c.node_info]; | |
1689 | } | |
1690 | ||
1691 | static int setup_nodes(struct perf_session *session) | |
1692 | { | |
1693 | struct numa_node *n; | |
1694 | unsigned long **nodes; | |
1695 | int node, cpu; | |
1696 | int *cpu2node; | |
1697 | ||
1698 | if (c2c.node_info > 2) | |
1699 | c2c.node_info = 2; | |
1700 | ||
1701 | c2c.nodes_cnt = session->header.env.nr_numa_nodes; | |
1702 | c2c.cpus_cnt = session->header.env.nr_cpus_online; | |
1703 | ||
1704 | n = session->header.env.numa_nodes; | |
1705 | if (!n) | |
1706 | return -EINVAL; | |
1707 | ||
1708 | nodes = zalloc(sizeof(unsigned long *) * c2c.nodes_cnt); | |
1709 | if (!nodes) | |
1710 | return -ENOMEM; | |
1711 | ||
1712 | c2c.nodes = nodes; | |
1713 | ||
1714 | cpu2node = zalloc(sizeof(int) * c2c.cpus_cnt); | |
1715 | if (!cpu2node) | |
1716 | return -ENOMEM; | |
1717 | ||
1718 | for (cpu = 0; cpu < c2c.cpus_cnt; cpu++) | |
1719 | cpu2node[cpu] = -1; | |
1720 | ||
1721 | c2c.cpu2node = cpu2node; | |
1722 | ||
1723 | for (node = 0; node < c2c.nodes_cnt; node++) { | |
1724 | struct cpu_map *map = n[node].map; | |
1725 | unsigned long *set; | |
1726 | ||
1727 | set = bitmap_alloc(c2c.cpus_cnt); | |
1728 | if (!set) | |
1729 | return -ENOMEM; | |
1730 | ||
1731 | for (cpu = 0; cpu < map->nr; cpu++) { | |
1732 | set_bit(map->map[cpu], set); | |
1733 | ||
1734 | if (WARN_ONCE(cpu2node[map->map[cpu]] != -1, "node/cpu topology bug")) | |
1735 | return -EINVAL; | |
1736 | ||
1737 | cpu2node[map->map[cpu]] = node; | |
1738 | } | |
1739 | ||
1740 | nodes[node] = set; | |
1741 | } | |
1742 | ||
1743 | setup_nodes_header(); | |
1744 | return 0; | |
1745 | } | |
1746 | ||
1747 | #define HAS_HITMS(__h) ((__h)->stats.lcl_hitm || (__h)->stats.rmt_hitm) | |
1748 | ||
1749 | static int resort_hitm_cb(struct hist_entry *he) | |
1750 | { | |
1751 | struct c2c_hist_entry *c2c_he; | |
1752 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
1753 | ||
1754 | if (HAS_HITMS(c2c_he)) { | |
1755 | c2c.shared_clines++; | |
1756 | c2c_add_stats(&c2c.hitm_stats, &c2c_he->stats); | |
1757 | } | |
1758 | ||
1759 | return 0; | |
1760 | } | |
1761 | ||
1762 | static int hists__iterate_cb(struct hists *hists, hists__resort_cb_t cb) | |
1763 | { | |
1764 | struct rb_node *next = rb_first(&hists->entries); | |
1765 | int ret = 0; | |
1766 | ||
1767 | while (next) { | |
1768 | struct hist_entry *he; | |
1769 | ||
1770 | he = rb_entry(next, struct hist_entry, rb_node); | |
1771 | ret = cb(he); | |
1772 | if (ret) | |
1773 | break; | |
1774 | next = rb_next(&he->rb_node); | |
1775 | } | |
1776 | ||
1777 | return ret; | |
1778 | } | |
1779 | ||
1780 | static void print_c2c__display_stats(FILE *out) | |
1781 | { | |
1782 | int llc_misses; | |
1783 | struct c2c_stats *stats = &c2c.hists.stats; | |
1784 | ||
1785 | llc_misses = stats->lcl_dram + | |
1786 | stats->rmt_dram + | |
1787 | stats->rmt_hit + | |
1788 | stats->rmt_hitm; | |
1789 | ||
1790 | fprintf(out, "=================================================\n"); | |
1791 | fprintf(out, " Trace Event Information \n"); | |
1792 | fprintf(out, "=================================================\n"); | |
1793 | fprintf(out, " Total records : %10d\n", stats->nr_entries); | |
1794 | fprintf(out, " Locked Load/Store Operations : %10d\n", stats->locks); | |
1795 | fprintf(out, " Load Operations : %10d\n", stats->load); | |
1796 | fprintf(out, " Loads - uncacheable : %10d\n", stats->ld_uncache); | |
1797 | fprintf(out, " Loads - IO : %10d\n", stats->ld_io); | |
1798 | fprintf(out, " Loads - Miss : %10d\n", stats->ld_miss); | |
1799 | fprintf(out, " Loads - no mapping : %10d\n", stats->ld_noadrs); | |
1800 | fprintf(out, " Load Fill Buffer Hit : %10d\n", stats->ld_fbhit); | |
1801 | fprintf(out, " Load L1D hit : %10d\n", stats->ld_l1hit); | |
1802 | fprintf(out, " Load L2D hit : %10d\n", stats->ld_l2hit); | |
1803 | fprintf(out, " Load LLC hit : %10d\n", stats->ld_llchit + stats->lcl_hitm); | |
1804 | fprintf(out, " Load Local HITM : %10d\n", stats->lcl_hitm); | |
1805 | fprintf(out, " Load Remote HITM : %10d\n", stats->rmt_hitm); | |
1806 | fprintf(out, " Load Remote HIT : %10d\n", stats->rmt_hit); | |
1807 | fprintf(out, " Load Local DRAM : %10d\n", stats->lcl_dram); | |
1808 | fprintf(out, " Load Remote DRAM : %10d\n", stats->rmt_dram); | |
1809 | fprintf(out, " Load MESI State Exclusive : %10d\n", stats->ld_excl); | |
1810 | fprintf(out, " Load MESI State Shared : %10d\n", stats->ld_shared); | |
1811 | fprintf(out, " Load LLC Misses : %10d\n", llc_misses); | |
1812 | fprintf(out, " LLC Misses to Local DRAM : %10.1f%%\n", ((double)stats->lcl_dram/(double)llc_misses) * 100.); | |
1813 | fprintf(out, " LLC Misses to Remote DRAM : %10.1f%%\n", ((double)stats->rmt_dram/(double)llc_misses) * 100.); | |
1814 | fprintf(out, " LLC Misses to Remote cache (HIT) : %10.1f%%\n", ((double)stats->rmt_hit /(double)llc_misses) * 100.); | |
1815 | fprintf(out, " LLC Misses to Remote cache (HITM) : %10.1f%%\n", ((double)stats->rmt_hitm/(double)llc_misses) * 100.); | |
1816 | fprintf(out, " Store Operations : %10d\n", stats->store); | |
1817 | fprintf(out, " Store - uncacheable : %10d\n", stats->st_uncache); | |
1818 | fprintf(out, " Store - no mapping : %10d\n", stats->st_noadrs); | |
1819 | fprintf(out, " Store L1D Hit : %10d\n", stats->st_l1hit); | |
1820 | fprintf(out, " Store L1D Miss : %10d\n", stats->st_l1miss); | |
1821 | fprintf(out, " No Page Map Rejects : %10d\n", stats->nomap); | |
1822 | fprintf(out, " Unable to parse data source : %10d\n", stats->noparse); | |
1823 | } | |
1824 | ||
1825 | static void print_shared_cacheline_info(FILE *out) | |
1826 | { | |
1827 | struct c2c_stats *stats = &c2c.hitm_stats; | |
1828 | int hitm_cnt = stats->lcl_hitm + stats->rmt_hitm; | |
1829 | ||
1830 | fprintf(out, "=================================================\n"); | |
1831 | fprintf(out, " Global Shared Cache Line Event Information \n"); | |
1832 | fprintf(out, "=================================================\n"); | |
1833 | fprintf(out, " Total Shared Cache Lines : %10d\n", c2c.shared_clines); | |
1834 | fprintf(out, " Load HITs on shared lines : %10d\n", stats->load); | |
1835 | fprintf(out, " Fill Buffer Hits on shared lines : %10d\n", stats->ld_fbhit); | |
1836 | fprintf(out, " L1D hits on shared lines : %10d\n", stats->ld_l1hit); | |
1837 | fprintf(out, " L2D hits on shared lines : %10d\n", stats->ld_l2hit); | |
1838 | fprintf(out, " LLC hits on shared lines : %10d\n", stats->ld_llchit + stats->lcl_hitm); | |
1839 | fprintf(out, " Locked Access on shared lines : %10d\n", stats->locks); | |
1840 | fprintf(out, " Store HITs on shared lines : %10d\n", stats->store); | |
1841 | fprintf(out, " Store L1D hits on shared lines : %10d\n", stats->st_l1hit); | |
1842 | fprintf(out, " Total Merged records : %10d\n", hitm_cnt + stats->store); | |
1843 | } | |
1844 | ||
1845 | static void print_cacheline(struct c2c_hists *c2c_hists, | |
1846 | struct hist_entry *he_cl, | |
1847 | struct perf_hpp_list *hpp_list, | |
1848 | FILE *out) | |
1849 | { | |
1850 | char bf[1000]; | |
1851 | struct perf_hpp hpp = { | |
1852 | .buf = bf, | |
1853 | .size = 1000, | |
1854 | }; | |
1855 | static bool once; | |
1856 | ||
1857 | if (!once) { | |
1858 | hists__fprintf_headers(&c2c_hists->hists, out); | |
1859 | once = true; | |
1860 | } else { | |
1861 | fprintf(out, "\n"); | |
1862 | } | |
1863 | ||
1864 | fprintf(out, " ------------------------------------------------------\n"); | |
1865 | __hist_entry__snprintf(he_cl, &hpp, hpp_list); | |
1866 | fprintf(out, "%s\n", bf); | |
1867 | fprintf(out, " ------------------------------------------------------\n"); | |
1868 | ||
1869 | hists__fprintf(&c2c_hists->hists, false, 0, 0, 0, out, true); | |
1870 | } | |
1871 | ||
1872 | static void print_pareto(FILE *out) | |
1873 | { | |
1874 | struct perf_hpp_list hpp_list; | |
1875 | struct rb_node *nd; | |
1876 | int ret; | |
1877 | ||
1878 | perf_hpp_list__init(&hpp_list); | |
1879 | ret = hpp_list__parse(&hpp_list, | |
1880 | "cl_rmt_hitm," | |
1881 | "cl_lcl_hitm," | |
1882 | "cl_stores_l1hit," | |
1883 | "cl_stores_l1miss," | |
1884 | "dcacheline", | |
1885 | NULL); | |
1886 | ||
1887 | if (WARN_ONCE(ret, "failed to setup sort entries\n")) | |
1888 | return; | |
1889 | ||
1890 | nd = rb_first(&c2c.hists.hists.entries); | |
1891 | ||
1892 | for (; nd; nd = rb_next(nd)) { | |
1893 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); | |
1894 | struct c2c_hist_entry *c2c_he; | |
1895 | ||
1896 | if (he->filtered) | |
1897 | continue; | |
1898 | ||
1899 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
1900 | print_cacheline(c2c_he->hists, he, &hpp_list, out); | |
1901 | } | |
1902 | } | |
1903 | ||
1904 | static void print_c2c_info(FILE *out, struct perf_session *session) | |
1905 | { | |
1906 | struct perf_evlist *evlist = session->evlist; | |
1907 | struct perf_evsel *evsel; | |
1908 | bool first = true; | |
1909 | ||
1910 | fprintf(out, "=================================================\n"); | |
1911 | fprintf(out, " c2c details \n"); | |
1912 | fprintf(out, "=================================================\n"); | |
1913 | ||
1914 | evlist__for_each_entry(evlist, evsel) { | |
1915 | fprintf(out, "%-36s: %s\n", first ? " Events" : "", | |
1916 | perf_evsel__name(evsel)); | |
1917 | first = false; | |
1918 | } | |
1919 | } | |
1920 | ||
1921 | static void perf_c2c__hists_fprintf(FILE *out, struct perf_session *session) | |
1922 | { | |
1923 | setup_pager(); | |
1924 | ||
1925 | print_c2c__display_stats(out); | |
1926 | fprintf(out, "\n"); | |
1927 | print_shared_cacheline_info(out); | |
1928 | fprintf(out, "\n"); | |
1929 | print_c2c_info(out, session); | |
1930 | ||
1931 | if (c2c.stats_only) | |
1932 | return; | |
1933 | ||
1934 | fprintf(out, "\n"); | |
1935 | fprintf(out, "=================================================\n"); | |
1936 | fprintf(out, " Shared Data Cache Line Table \n"); | |
1937 | fprintf(out, "=================================================\n"); | |
1938 | fprintf(out, "#\n"); | |
1939 | ||
1940 | hists__fprintf(&c2c.hists.hists, true, 0, 0, 0, stdout, false); | |
1941 | ||
1942 | fprintf(out, "\n"); | |
1943 | fprintf(out, "=================================================\n"); | |
1944 | fprintf(out, " Shared Cache Line Distribution Pareto \n"); | |
1945 | fprintf(out, "=================================================\n"); | |
1946 | fprintf(out, "#\n"); | |
1947 | ||
1948 | print_pareto(out); | |
1949 | } | |
1950 | ||
1951 | #ifdef HAVE_SLANG_SUPPORT | |
1952 | static void c2c_browser__update_nr_entries(struct hist_browser *hb) | |
1953 | { | |
1954 | u64 nr_entries = 0; | |
1955 | struct rb_node *nd = rb_first(&hb->hists->entries); | |
1956 | ||
1957 | while (nd) { | |
1958 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); | |
1959 | ||
1960 | if (!he->filtered) | |
1961 | nr_entries++; | |
1962 | ||
1963 | nd = rb_next(nd); | |
1964 | } | |
1965 | ||
1966 | hb->nr_non_filtered_entries = nr_entries; | |
1967 | } | |
1968 | ||
1969 | struct c2c_cacheline_browser { | |
1970 | struct hist_browser hb; | |
1971 | struct hist_entry *he; | |
1972 | }; | |
1973 | ||
1974 | static int | |
1975 | perf_c2c_cacheline_browser__title(struct hist_browser *browser, | |
1976 | char *bf, size_t size) | |
1977 | { | |
1978 | struct c2c_cacheline_browser *cl_browser; | |
1979 | struct hist_entry *he; | |
1980 | uint64_t addr = 0; | |
1981 | ||
1982 | cl_browser = container_of(browser, struct c2c_cacheline_browser, hb); | |
1983 | he = cl_browser->he; | |
1984 | ||
1985 | if (he->mem_info) | |
1986 | addr = cl_address(he->mem_info->daddr.addr); | |
1987 | ||
1988 | scnprintf(bf, size, "Cacheline 0x%lx", addr); | |
1989 | return 0; | |
1990 | } | |
1991 | ||
1992 | static struct c2c_cacheline_browser* | |
1993 | c2c_cacheline_browser__new(struct hists *hists, struct hist_entry *he) | |
1994 | { | |
1995 | struct c2c_cacheline_browser *browser; | |
1996 | ||
1997 | browser = zalloc(sizeof(*browser)); | |
1998 | if (browser) { | |
1999 | hist_browser__init(&browser->hb, hists); | |
2000 | browser->hb.c2c_filter = true; | |
2001 | browser->hb.title = perf_c2c_cacheline_browser__title; | |
2002 | browser->he = he; | |
2003 | } | |
2004 | ||
2005 | return browser; | |
2006 | } | |
2007 | ||
2008 | static int perf_c2c__browse_cacheline(struct hist_entry *he) | |
2009 | { | |
2010 | struct c2c_hist_entry *c2c_he; | |
2011 | struct c2c_hists *c2c_hists; | |
2012 | struct c2c_cacheline_browser *cl_browser; | |
2013 | struct hist_browser *browser; | |
2014 | int key = -1; | |
2015 | ||
2016 | c2c_he = container_of(he, struct c2c_hist_entry, he); | |
2017 | c2c_hists = c2c_he->hists; | |
2018 | ||
2019 | cl_browser = c2c_cacheline_browser__new(&c2c_hists->hists, he); | |
2020 | if (cl_browser == NULL) | |
2021 | return -1; | |
2022 | ||
2023 | browser = &cl_browser->hb; | |
2024 | ||
2025 | /* reset abort key so that it can get Ctrl-C as a key */ | |
2026 | SLang_reset_tty(); | |
2027 | SLang_init_tty(0, 0, 0); | |
2028 | ||
2029 | c2c_browser__update_nr_entries(browser); | |
2030 | ||
2031 | while (1) { | |
2032 | key = hist_browser__run(browser, "help"); | |
2033 | ||
2034 | switch (key) { | |
2035 | case 'q': | |
2036 | goto out; | |
2037 | default: | |
2038 | break; | |
2039 | } | |
2040 | } | |
2041 | ||
2042 | out: | |
2043 | free(cl_browser); | |
2044 | return 0; | |
2045 | } | |
2046 | ||
2047 | static int perf_c2c_browser__title(struct hist_browser *browser, | |
2048 | char *bf, size_t size) | |
2049 | { | |
2050 | scnprintf(bf, size, | |
2051 | "Shared Data Cache Line Table " | |
2052 | "(%lu entries)", browser->nr_non_filtered_entries); | |
2053 | return 0; | |
2054 | } | |
2055 | ||
2056 | static struct hist_browser* | |
2057 | perf_c2c_browser__new(struct hists *hists) | |
2058 | { | |
2059 | struct hist_browser *browser = hist_browser__new(hists); | |
2060 | ||
2061 | if (browser) { | |
2062 | browser->title = perf_c2c_browser__title; | |
2063 | browser->c2c_filter = true; | |
2064 | } | |
2065 | ||
2066 | return browser; | |
2067 | } | |
2068 | ||
2069 | static int perf_c2c__hists_browse(struct hists *hists) | |
2070 | { | |
2071 | struct hist_browser *browser; | |
2072 | int key = -1; | |
2073 | ||
2074 | browser = perf_c2c_browser__new(hists); | |
2075 | if (browser == NULL) | |
2076 | return -1; | |
2077 | ||
2078 | /* reset abort key so that it can get Ctrl-C as a key */ | |
2079 | SLang_reset_tty(); | |
2080 | SLang_init_tty(0, 0, 0); | |
2081 | ||
2082 | c2c_browser__update_nr_entries(browser); | |
2083 | ||
2084 | while (1) { | |
2085 | key = hist_browser__run(browser, "help"); | |
2086 | ||
2087 | switch (key) { | |
2088 | case 'q': | |
2089 | goto out; | |
2090 | case 'd': | |
2091 | perf_c2c__browse_cacheline(browser->he_selection); | |
2092 | break; | |
2093 | default: | |
2094 | break; | |
2095 | } | |
2096 | } | |
2097 | ||
2098 | out: | |
2099 | hist_browser__delete(browser); | |
2100 | return 0; | |
2101 | } | |
2102 | ||
2103 | static void perf_c2c_display(struct perf_session *session) | |
2104 | { | |
2105 | if (c2c.use_stdio) | |
2106 | perf_c2c__hists_fprintf(stdout, session); | |
2107 | else | |
2108 | perf_c2c__hists_browse(&c2c.hists.hists); | |
2109 | } | |
2110 | #else | |
2111 | static void perf_c2c_display(struct perf_session *session) | |
2112 | { | |
2113 | use_browser = 0; | |
2114 | perf_c2c__hists_fprintf(stdout, session); | |
2115 | } | |
2116 | #endif /* HAVE_SLANG_SUPPORT */ | |
2117 | ||
2118 | static void ui_quirks(void) | |
2119 | { | |
2120 | if (!c2c.use_stdio) { | |
2121 | dim_offset.width = 5; | |
2122 | dim_offset.header = header_offset_tui; | |
2123 | } | |
2124 | } | |
2125 | ||
2126 | #define CALLCHAIN_DEFAULT_OPT "graph,0.5,caller,function,percent" | |
2127 | ||
2128 | const char callchain_help[] = "Display call graph (stack chain/backtrace):\n\n" | |
2129 | CALLCHAIN_REPORT_HELP | |
2130 | "\n\t\t\t\tDefault: " CALLCHAIN_DEFAULT_OPT; | |
2131 | ||
2132 | static int | |
2133 | parse_callchain_opt(const struct option *opt, const char *arg, int unset) | |
2134 | { | |
2135 | struct callchain_param *callchain = opt->value; | |
2136 | ||
2137 | callchain->enabled = !unset; | |
2138 | /* | |
2139 | * --no-call-graph | |
2140 | */ | |
2141 | if (unset) { | |
2142 | symbol_conf.use_callchain = false; | |
2143 | callchain->mode = CHAIN_NONE; | |
2144 | return 0; | |
2145 | } | |
2146 | ||
2147 | return parse_callchain_report_opt(arg); | |
2148 | } | |
2149 | ||
2150 | static int setup_callchain(struct perf_evlist *evlist) | |
2151 | { | |
2152 | u64 sample_type = perf_evlist__combined_sample_type(evlist); | |
2153 | enum perf_call_graph_mode mode = CALLCHAIN_NONE; | |
2154 | ||
2155 | if ((sample_type & PERF_SAMPLE_REGS_USER) && | |
2156 | (sample_type & PERF_SAMPLE_STACK_USER)) | |
2157 | mode = CALLCHAIN_DWARF; | |
2158 | else if (sample_type & PERF_SAMPLE_BRANCH_STACK) | |
2159 | mode = CALLCHAIN_LBR; | |
2160 | else if (sample_type & PERF_SAMPLE_CALLCHAIN) | |
2161 | mode = CALLCHAIN_FP; | |
2162 | ||
2163 | if (!callchain_param.enabled && | |
2164 | callchain_param.mode != CHAIN_NONE && | |
2165 | mode != CALLCHAIN_NONE) { | |
2166 | symbol_conf.use_callchain = true; | |
2167 | if (callchain_register_param(&callchain_param) < 0) { | |
2168 | ui__error("Can't register callchain params.\n"); | |
2169 | return -EINVAL; | |
2170 | } | |
2171 | } | |
2172 | ||
2173 | callchain_param.record_mode = mode; | |
2174 | callchain_param.min_percent = 0; | |
2175 | return 0; | |
2176 | } | |
2177 | ||
2178 | static int perf_c2c__report(int argc, const char **argv) | |
2179 | { | |
2180 | struct perf_session *session; | |
2181 | struct ui_progress prog; | |
2182 | struct perf_data_file file = { | |
2183 | .mode = PERF_DATA_MODE_READ, | |
2184 | }; | |
2185 | char callchain_default_opt[] = CALLCHAIN_DEFAULT_OPT; | |
2186 | const struct option c2c_options[] = { | |
2187 | OPT_STRING('k', "vmlinux", &symbol_conf.vmlinux_name, | |
2188 | "file", "vmlinux pathname"), | |
2189 | OPT_INCR('v', "verbose", &verbose, | |
2190 | "be more verbose (show counter open errors, etc)"), | |
2191 | OPT_STRING('i', "input", &input_name, "file", | |
2192 | "the input file to process"), | |
2193 | OPT_INCR('N', "node-info", &c2c.node_info, | |
2194 | "show extra node info in report (repeat for more info)"), | |
2195 | #ifdef HAVE_SLANG_SUPPORT | |
2196 | OPT_BOOLEAN(0, "stdio", &c2c.use_stdio, "Use the stdio interface"), | |
2197 | #endif | |
2198 | OPT_BOOLEAN(0, "stats", &c2c.stats_only, | |
2199 | "Use the stdio interface"), | |
2200 | OPT_CALLBACK_DEFAULT('g', "call-graph", &callchain_param, | |
2201 | "print_type,threshold[,print_limit],order,sort_key[,branch],value", | |
2202 | callchain_help, &parse_callchain_opt, | |
2203 | callchain_default_opt), | |
2204 | OPT_END() | |
2205 | }; | |
2206 | int err = 0; | |
2207 | ||
2208 | argc = parse_options(argc, argv, c2c_options, report_c2c_usage, | |
2209 | PARSE_OPT_STOP_AT_NON_OPTION); | |
2210 | if (argc) | |
2211 | usage_with_options(report_c2c_usage, c2c_options); | |
2212 | ||
2213 | if (c2c.stats_only) | |
2214 | c2c.use_stdio = true; | |
2215 | ||
2216 | if (c2c.use_stdio) | |
2217 | use_browser = 0; | |
2218 | else | |
2219 | use_browser = 1; | |
2220 | ||
2221 | setup_browser(false); | |
2222 | ||
2223 | if (!input_name || !strlen(input_name)) | |
2224 | input_name = "perf.data"; | |
2225 | ||
2226 | file.path = input_name; | |
2227 | ||
2228 | err = c2c_hists__init(&c2c.hists, "dcacheline", 2); | |
2229 | if (err) { | |
2230 | pr_debug("Failed to initialize hists\n"); | |
2231 | goto out; | |
2232 | } | |
2233 | ||
2234 | session = perf_session__new(&file, 0, &c2c.tool); | |
2235 | if (session == NULL) { | |
2236 | pr_debug("No memory for session\n"); | |
2237 | goto out; | |
2238 | } | |
2239 | err = setup_nodes(session); | |
2240 | if (err) { | |
2241 | pr_err("Failed setup nodes\n"); | |
2242 | goto out; | |
2243 | } | |
2244 | ||
2245 | err = setup_callchain(session->evlist); | |
2246 | if (err) | |
2247 | goto out_session; | |
2248 | ||
2249 | if (symbol__init(&session->header.env) < 0) | |
2250 | goto out_session; | |
2251 | ||
2252 | /* No pipe support at the moment. */ | |
2253 | if (perf_data_file__is_pipe(session->file)) { | |
2254 | pr_debug("No pipe support at the moment.\n"); | |
2255 | goto out_session; | |
2256 | } | |
2257 | ||
2258 | err = perf_session__process_events(session); | |
2259 | if (err) { | |
2260 | pr_err("failed to process sample\n"); | |
2261 | goto out_session; | |
2262 | } | |
2263 | ||
2264 | c2c_hists__reinit(&c2c.hists, | |
2265 | "dcacheline," | |
2266 | "tot_recs," | |
2267 | "percent_hitm," | |
2268 | "tot_hitm,lcl_hitm,rmt_hitm," | |
2269 | "stores,stores_l1hit,stores_l1miss," | |
2270 | "dram_lcl,dram_rmt," | |
2271 | "ld_llcmiss," | |
2272 | "tot_loads," | |
2273 | "ld_fbhit,ld_l1hit,ld_l2hit," | |
2274 | "ld_lclhit,ld_rmthit", | |
2275 | "rmt_hitm" | |
2276 | ); | |
2277 | ||
2278 | ui_progress__init(&prog, c2c.hists.hists.nr_entries, "Sorting..."); | |
2279 | ||
2280 | hists__collapse_resort(&c2c.hists.hists, NULL); | |
2281 | hists__output_resort_cb(&c2c.hists.hists, &prog, resort_hitm_cb); | |
2282 | hists__iterate_cb(&c2c.hists.hists, resort_cl_cb); | |
2283 | ||
2284 | ui_progress__finish(); | |
2285 | ||
2286 | ui_quirks(); | |
2287 | ||
2288 | perf_c2c_display(session); | |
2289 | ||
2290 | out_session: | |
2291 | perf_session__delete(session); | |
2292 | out: | |
2293 | return err; | |
2294 | } | |
2295 | ||
2296 | static int parse_record_events(const struct option *opt __maybe_unused, | |
2297 | const char *str, int unset __maybe_unused) | |
2298 | { | |
2299 | bool *event_set = (bool *) opt->value; | |
2300 | ||
2301 | *event_set = true; | |
2302 | return perf_mem_events__parse(str); | |
2303 | } | |
2304 | ||
2305 | ||
2306 | static const char * const __usage_record[] = { | |
2307 | "perf c2c record [<options>] [<command>]", | |
2308 | "perf c2c record [<options>] -- <command> [<options>]", | |
2309 | NULL | |
2310 | }; | |
2311 | ||
2312 | static const char * const *record_mem_usage = __usage_record; | |
2313 | ||
2314 | static int perf_c2c__record(int argc, const char **argv) | |
2315 | { | |
2316 | int rec_argc, i = 0, j; | |
2317 | const char **rec_argv; | |
2318 | int ret; | |
2319 | bool all_user = false, all_kernel = false; | |
2320 | bool event_set = false; | |
2321 | struct option options[] = { | |
2322 | OPT_CALLBACK('e', "event", &event_set, "event", | |
2323 | "event selector. Use 'perf mem record -e list' to list available events", | |
2324 | parse_record_events), | |
2325 | OPT_INCR('v', "verbose", &verbose, | |
2326 | "be more verbose (show counter open errors, etc)"), | |
2327 | OPT_BOOLEAN('u', "all-user", &all_user, "collect only user level data"), | |
2328 | OPT_BOOLEAN('k', "all-kernel", &all_kernel, "collect only kernel level data"), | |
2329 | OPT_UINTEGER('l', "ldlat", &perf_mem_events__loads_ldlat, "setup mem-loads latency"), | |
2330 | OPT_END() | |
2331 | }; | |
2332 | ||
2333 | if (perf_mem_events__init()) { | |
2334 | pr_err("failed: memory events not supported\n"); | |
2335 | return -1; | |
2336 | } | |
2337 | ||
2338 | argc = parse_options(argc, argv, options, record_mem_usage, | |
2339 | PARSE_OPT_KEEP_UNKNOWN); | |
2340 | ||
2341 | rec_argc = argc + 10; /* max number of arguments */ | |
2342 | rec_argv = calloc(rec_argc + 1, sizeof(char *)); | |
2343 | if (!rec_argv) | |
2344 | return -1; | |
2345 | ||
2346 | rec_argv[i++] = "record"; | |
2347 | ||
2348 | if (!event_set) { | |
2349 | perf_mem_events[PERF_MEM_EVENTS__LOAD].record = true; | |
2350 | perf_mem_events[PERF_MEM_EVENTS__STORE].record = true; | |
2351 | } | |
2352 | ||
2353 | if (perf_mem_events[PERF_MEM_EVENTS__LOAD].record) | |
2354 | rec_argv[i++] = "-W"; | |
2355 | ||
2356 | rec_argv[i++] = "-d"; | |
2357 | rec_argv[i++] = "--sample-cpu"; | |
2358 | ||
2359 | for (j = 0; j < PERF_MEM_EVENTS__MAX; j++) { | |
2360 | if (!perf_mem_events[j].record) | |
2361 | continue; | |
2362 | ||
2363 | if (!perf_mem_events[j].supported) { | |
2364 | pr_err("failed: event '%s' not supported\n", | |
2365 | perf_mem_events[j].name); | |
2366 | return -1; | |
2367 | } | |
2368 | ||
2369 | rec_argv[i++] = "-e"; | |
2370 | rec_argv[i++] = perf_mem_events__name(j); | |
2371 | }; | |
2372 | ||
2373 | if (all_user) | |
2374 | rec_argv[i++] = "--all-user"; | |
2375 | ||
2376 | if (all_kernel) | |
2377 | rec_argv[i++] = "--all-kernel"; | |
2378 | ||
2379 | for (j = 0; j < argc; j++, i++) | |
2380 | rec_argv[i] = argv[j]; | |
2381 | ||
2382 | if (verbose > 0) { | |
2383 | pr_debug("calling: "); | |
2384 | ||
2385 | j = 0; | |
2386 | ||
2387 | while (rec_argv[j]) { | |
2388 | pr_debug("%s ", rec_argv[j]); | |
2389 | j++; | |
2390 | } | |
2391 | pr_debug("\n"); | |
2392 | } | |
2393 | ||
2394 | ret = cmd_record(i, rec_argv, NULL); | |
2395 | free(rec_argv); | |
2396 | return ret; | |
2397 | } | |
2398 | ||
2399 | int cmd_c2c(int argc, const char **argv, const char *prefix __maybe_unused) | |
2400 | { | |
2401 | const struct option c2c_options[] = { | |
2402 | OPT_INCR('v', "verbose", &verbose, "be more verbose"), | |
2403 | OPT_END() | |
2404 | }; | |
2405 | ||
2406 | argc = parse_options(argc, argv, c2c_options, c2c_usage, | |
2407 | PARSE_OPT_STOP_AT_NON_OPTION); | |
2408 | ||
2409 | if (!argc) | |
2410 | usage_with_options(c2c_usage, c2c_options); | |
2411 | ||
2412 | if (!strncmp(argv[0], "rec", 3)) { | |
2413 | return perf_c2c__record(argc, argv); | |
2414 | } else if (!strncmp(argv[0], "rep", 3)) { | |
2415 | return perf_c2c__report(argc, argv); | |
2416 | } else { | |
2417 | usage_with_options(c2c_usage, c2c_options); | |
2418 | } | |
2419 | ||
2420 | return 0; | |
2421 | } |