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Commit | Line | Data |
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d1b4f249 | 1 | #include <stdio.h> |
d1b4f249 ACM |
2 | #include "../libslang.h" |
3 | #include <stdlib.h> | |
4 | #include <string.h> | |
d1b4f249 ACM |
5 | #include <linux/rbtree.h> |
6 | ||
aca7a94d NK |
7 | #include "../../util/evsel.h" |
8 | #include "../../util/evlist.h" | |
9 | #include "../../util/hist.h" | |
10 | #include "../../util/pstack.h" | |
11 | #include "../../util/sort.h" | |
12 | #include "../../util/util.h" | |
42337a22 | 13 | #include "../../util/top.h" |
68d80758 | 14 | #include "../../arch/common.h" |
d1b4f249 ACM |
15 | |
16 | #include "../browser.h" | |
17 | #include "../helpline.h" | |
18 | #include "../util.h" | |
4610e413 | 19 | #include "../ui.h" |
d1b4f249 | 20 | #include "map.h" |
d755330c | 21 | #include "annotate.h" |
d1b4f249 | 22 | |
d1b4f249 ACM |
23 | struct hist_browser { |
24 | struct ui_browser b; | |
25 | struct hists *hists; | |
26 | struct hist_entry *he_selection; | |
27 | struct map_symbol *selection; | |
c2a51ab8 | 28 | struct hist_browser_timer *hbt; |
01f00a1c | 29 | struct pstack *pstack; |
b1a9ceef | 30 | struct perf_session_env *env; |
aff3f3f6 | 31 | int print_seq; |
a7cb8863 | 32 | bool show_dso; |
025bf7ea | 33 | bool show_headers; |
064f1981 | 34 | float min_pcnt; |
112f761f | 35 | u64 nr_non_filtered_entries; |
c3b78952 | 36 | u64 nr_callchain_rows; |
d1b4f249 ACM |
37 | }; |
38 | ||
f5951d56 NK |
39 | extern void hist_browser__init_hpp(void); |
40 | ||
1e378ebd TS |
41 | static int hists__browser_title(struct hists *hists, |
42 | struct hist_browser_timer *hbt, | |
43 | char *bf, size_t size); | |
112f761f | 44 | static void hist_browser__update_nr_entries(struct hist_browser *hb); |
81cce8de | 45 | |
c3b78952 | 46 | static struct rb_node *hists__filter_entries(struct rb_node *nd, |
c3b78952 NK |
47 | float min_pcnt); |
48 | ||
268397cb NK |
49 | static bool hist_browser__has_filter(struct hist_browser *hb) |
50 | { | |
51 | return hists__has_filter(hb->hists) || hb->min_pcnt; | |
52 | } | |
53 | ||
4fabf3d1 HK |
54 | static int hist_browser__get_folding(struct hist_browser *browser) |
55 | { | |
56 | struct rb_node *nd; | |
57 | struct hists *hists = browser->hists; | |
58 | int unfolded_rows = 0; | |
59 | ||
60 | for (nd = rb_first(&hists->entries); | |
61 | (nd = hists__filter_entries(nd, browser->min_pcnt)) != NULL; | |
62 | nd = rb_next(nd)) { | |
63 | struct hist_entry *he = | |
64 | rb_entry(nd, struct hist_entry, rb_node); | |
65 | ||
3698dab1 | 66 | if (he->unfolded) |
4fabf3d1 HK |
67 | unfolded_rows += he->nr_rows; |
68 | } | |
69 | return unfolded_rows; | |
70 | } | |
71 | ||
c3b78952 NK |
72 | static u32 hist_browser__nr_entries(struct hist_browser *hb) |
73 | { | |
74 | u32 nr_entries; | |
75 | ||
76 | if (hist_browser__has_filter(hb)) | |
77 | nr_entries = hb->nr_non_filtered_entries; | |
78 | else | |
79 | nr_entries = hb->hists->nr_entries; | |
80 | ||
4fabf3d1 | 81 | hb->nr_callchain_rows = hist_browser__get_folding(hb); |
c3b78952 NK |
82 | return nr_entries + hb->nr_callchain_rows; |
83 | } | |
84 | ||
025bf7ea ACM |
85 | static void hist_browser__update_rows(struct hist_browser *hb) |
86 | { | |
87 | struct ui_browser *browser = &hb->b; | |
88 | u16 header_offset = hb->show_headers ? 1 : 0, index_row; | |
89 | ||
90 | browser->rows = browser->height - header_offset; | |
91 | /* | |
92 | * Verify if we were at the last line and that line isn't | |
93 | * visibe because we now show the header line(s). | |
94 | */ | |
95 | index_row = browser->index - browser->top_idx; | |
96 | if (index_row >= browser->rows) | |
97 | browser->index -= index_row - browser->rows + 1; | |
98 | } | |
99 | ||
357cfff1 | 100 | static void hist_browser__refresh_dimensions(struct ui_browser *browser) |
d1b4f249 | 101 | { |
357cfff1 ACM |
102 | struct hist_browser *hb = container_of(browser, struct hist_browser, b); |
103 | ||
d1b4f249 | 104 | /* 3 == +/- toggle symbol before actual hist_entry rendering */ |
357cfff1 ACM |
105 | browser->width = 3 + (hists__sort_list_width(hb->hists) + sizeof("[k]")); |
106 | /* | |
107 | * FIXME: Just keeping existing behaviour, but this really should be | |
108 | * before updating browser->width, as it will invalidate the | |
109 | * calculation above. Fix this and the fallout in another | |
110 | * changeset. | |
111 | */ | |
112 | ui_browser__refresh_dimensions(browser); | |
025bf7ea | 113 | hist_browser__update_rows(hb); |
d1b4f249 ACM |
114 | } |
115 | ||
ca3ff33b ACM |
116 | static void hist_browser__gotorc(struct hist_browser *browser, int row, int column) |
117 | { | |
025bf7ea ACM |
118 | u16 header_offset = browser->show_headers ? 1 : 0; |
119 | ||
120 | ui_browser__gotorc(&browser->b, row + header_offset, column); | |
ca3ff33b ACM |
121 | } |
122 | ||
05e8b080 | 123 | static void hist_browser__reset(struct hist_browser *browser) |
d1b4f249 | 124 | { |
c3b78952 NK |
125 | /* |
126 | * The hists__remove_entry_filter() already folds non-filtered | |
127 | * entries so we can assume it has 0 callchain rows. | |
128 | */ | |
129 | browser->nr_callchain_rows = 0; | |
130 | ||
268397cb | 131 | hist_browser__update_nr_entries(browser); |
c3b78952 | 132 | browser->b.nr_entries = hist_browser__nr_entries(browser); |
357cfff1 | 133 | hist_browser__refresh_dimensions(&browser->b); |
05e8b080 | 134 | ui_browser__reset_index(&browser->b); |
d1b4f249 ACM |
135 | } |
136 | ||
137 | static char tree__folded_sign(bool unfolded) | |
138 | { | |
139 | return unfolded ? '-' : '+'; | |
140 | } | |
141 | ||
05e8b080 | 142 | static char hist_entry__folded(const struct hist_entry *he) |
d1b4f249 | 143 | { |
3698dab1 | 144 | return he->has_children ? tree__folded_sign(he->unfolded) : ' '; |
d1b4f249 ACM |
145 | } |
146 | ||
05e8b080 | 147 | static char callchain_list__folded(const struct callchain_list *cl) |
d1b4f249 | 148 | { |
3698dab1 | 149 | return cl->has_children ? tree__folded_sign(cl->unfolded) : ' '; |
d1b4f249 ACM |
150 | } |
151 | ||
3698dab1 | 152 | static void callchain_list__set_folding(struct callchain_list *cl, bool unfold) |
3c916cc2 | 153 | { |
3698dab1 | 154 | cl->unfolded = unfold ? cl->has_children : false; |
3c916cc2 ACM |
155 | } |
156 | ||
05e8b080 | 157 | static int callchain_node__count_rows_rb_tree(struct callchain_node *node) |
d1b4f249 ACM |
158 | { |
159 | int n = 0; | |
160 | struct rb_node *nd; | |
161 | ||
05e8b080 | 162 | for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) { |
d1b4f249 ACM |
163 | struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node); |
164 | struct callchain_list *chain; | |
165 | char folded_sign = ' '; /* No children */ | |
166 | ||
167 | list_for_each_entry(chain, &child->val, list) { | |
168 | ++n; | |
169 | /* We need this because we may not have children */ | |
170 | folded_sign = callchain_list__folded(chain); | |
171 | if (folded_sign == '+') | |
172 | break; | |
173 | } | |
174 | ||
175 | if (folded_sign == '-') /* Have children and they're unfolded */ | |
176 | n += callchain_node__count_rows_rb_tree(child); | |
177 | } | |
178 | ||
179 | return n; | |
180 | } | |
181 | ||
182 | static int callchain_node__count_rows(struct callchain_node *node) | |
183 | { | |
184 | struct callchain_list *chain; | |
185 | bool unfolded = false; | |
186 | int n = 0; | |
187 | ||
188 | list_for_each_entry(chain, &node->val, list) { | |
189 | ++n; | |
3698dab1 | 190 | unfolded = chain->unfolded; |
d1b4f249 ACM |
191 | } |
192 | ||
193 | if (unfolded) | |
194 | n += callchain_node__count_rows_rb_tree(node); | |
195 | ||
196 | return n; | |
197 | } | |
198 | ||
199 | static int callchain__count_rows(struct rb_root *chain) | |
200 | { | |
201 | struct rb_node *nd; | |
202 | int n = 0; | |
203 | ||
204 | for (nd = rb_first(chain); nd; nd = rb_next(nd)) { | |
205 | struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node); | |
206 | n += callchain_node__count_rows(node); | |
207 | } | |
208 | ||
209 | return n; | |
210 | } | |
211 | ||
3698dab1 | 212 | static bool hist_entry__toggle_fold(struct hist_entry *he) |
d1b4f249 | 213 | { |
3698dab1 | 214 | if (!he) |
8493fe1d JO |
215 | return false; |
216 | ||
3698dab1 | 217 | if (!he->has_children) |
d1b4f249 ACM |
218 | return false; |
219 | ||
3698dab1 NK |
220 | he->unfolded = !he->unfolded; |
221 | return true; | |
222 | } | |
223 | ||
224 | static bool callchain_list__toggle_fold(struct callchain_list *cl) | |
225 | { | |
226 | if (!cl) | |
227 | return false; | |
228 | ||
229 | if (!cl->has_children) | |
230 | return false; | |
231 | ||
232 | cl->unfolded = !cl->unfolded; | |
d1b4f249 ACM |
233 | return true; |
234 | } | |
235 | ||
05e8b080 | 236 | static void callchain_node__init_have_children_rb_tree(struct callchain_node *node) |
d1b4f249 | 237 | { |
05e8b080 | 238 | struct rb_node *nd = rb_first(&node->rb_root); |
d1b4f249 | 239 | |
05e8b080 | 240 | for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) { |
d1b4f249 ACM |
241 | struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node); |
242 | struct callchain_list *chain; | |
293db47f | 243 | bool first = true; |
d1b4f249 ACM |
244 | |
245 | list_for_each_entry(chain, &child->val, list) { | |
246 | if (first) { | |
247 | first = false; | |
3698dab1 | 248 | chain->has_children = chain->list.next != &child->val || |
293db47f | 249 | !RB_EMPTY_ROOT(&child->rb_root); |
d1b4f249 | 250 | } else |
3698dab1 | 251 | chain->has_children = chain->list.next == &child->val && |
293db47f | 252 | !RB_EMPTY_ROOT(&child->rb_root); |
d1b4f249 ACM |
253 | } |
254 | ||
255 | callchain_node__init_have_children_rb_tree(child); | |
256 | } | |
257 | } | |
258 | ||
a7444af6 NK |
259 | static void callchain_node__init_have_children(struct callchain_node *node, |
260 | bool has_sibling) | |
d1b4f249 ACM |
261 | { |
262 | struct callchain_list *chain; | |
263 | ||
a7444af6 | 264 | chain = list_entry(node->val.next, struct callchain_list, list); |
3698dab1 | 265 | chain->has_children = has_sibling; |
a7444af6 | 266 | |
82162b5a NK |
267 | if (!list_empty(&node->val)) { |
268 | chain = list_entry(node->val.prev, struct callchain_list, list); | |
3698dab1 | 269 | chain->has_children = !RB_EMPTY_ROOT(&node->rb_root); |
82162b5a | 270 | } |
d1b4f249 | 271 | |
05e8b080 | 272 | callchain_node__init_have_children_rb_tree(node); |
d1b4f249 ACM |
273 | } |
274 | ||
05e8b080 | 275 | static void callchain__init_have_children(struct rb_root *root) |
d1b4f249 | 276 | { |
a7444af6 NK |
277 | struct rb_node *nd = rb_first(root); |
278 | bool has_sibling = nd && rb_next(nd); | |
d1b4f249 | 279 | |
05e8b080 | 280 | for (nd = rb_first(root); nd; nd = rb_next(nd)) { |
d1b4f249 | 281 | struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node); |
a7444af6 | 282 | callchain_node__init_have_children(node, has_sibling); |
d1b4f249 ACM |
283 | } |
284 | } | |
285 | ||
05e8b080 | 286 | static void hist_entry__init_have_children(struct hist_entry *he) |
d1b4f249 | 287 | { |
05e8b080 | 288 | if (!he->init_have_children) { |
3698dab1 | 289 | he->has_children = !RB_EMPTY_ROOT(&he->sorted_chain); |
05e8b080 ACM |
290 | callchain__init_have_children(&he->sorted_chain); |
291 | he->init_have_children = true; | |
d1b4f249 ACM |
292 | } |
293 | } | |
294 | ||
05e8b080 | 295 | static bool hist_browser__toggle_fold(struct hist_browser *browser) |
d1b4f249 | 296 | { |
3698dab1 NK |
297 | struct hist_entry *he = browser->he_selection; |
298 | struct map_symbol *ms = browser->selection; | |
299 | struct callchain_list *cl = container_of(ms, struct callchain_list, ms); | |
300 | bool has_children; | |
301 | ||
302 | if (ms == &he->ms) | |
303 | has_children = hist_entry__toggle_fold(he); | |
304 | else | |
305 | has_children = callchain_list__toggle_fold(cl); | |
d1b4f249 | 306 | |
3698dab1 | 307 | if (has_children) { |
d1b4f249 | 308 | hist_entry__init_have_children(he); |
c3b78952 NK |
309 | browser->b.nr_entries -= he->nr_rows; |
310 | browser->nr_callchain_rows -= he->nr_rows; | |
d1b4f249 | 311 | |
3698dab1 | 312 | if (he->unfolded) |
d1b4f249 ACM |
313 | he->nr_rows = callchain__count_rows(&he->sorted_chain); |
314 | else | |
315 | he->nr_rows = 0; | |
c3b78952 NK |
316 | |
317 | browser->b.nr_entries += he->nr_rows; | |
318 | browser->nr_callchain_rows += he->nr_rows; | |
d1b4f249 ACM |
319 | |
320 | return true; | |
321 | } | |
322 | ||
323 | /* If it doesn't have children, no toggling performed */ | |
324 | return false; | |
325 | } | |
326 | ||
05e8b080 | 327 | static int callchain_node__set_folding_rb_tree(struct callchain_node *node, bool unfold) |
3c916cc2 ACM |
328 | { |
329 | int n = 0; | |
330 | struct rb_node *nd; | |
331 | ||
05e8b080 | 332 | for (nd = rb_first(&node->rb_root); nd; nd = rb_next(nd)) { |
3c916cc2 ACM |
333 | struct callchain_node *child = rb_entry(nd, struct callchain_node, rb_node); |
334 | struct callchain_list *chain; | |
335 | bool has_children = false; | |
336 | ||
337 | list_for_each_entry(chain, &child->val, list) { | |
338 | ++n; | |
3698dab1 NK |
339 | callchain_list__set_folding(chain, unfold); |
340 | has_children = chain->has_children; | |
3c916cc2 ACM |
341 | } |
342 | ||
343 | if (has_children) | |
344 | n += callchain_node__set_folding_rb_tree(child, unfold); | |
345 | } | |
346 | ||
347 | return n; | |
348 | } | |
349 | ||
350 | static int callchain_node__set_folding(struct callchain_node *node, bool unfold) | |
351 | { | |
352 | struct callchain_list *chain; | |
353 | bool has_children = false; | |
354 | int n = 0; | |
355 | ||
356 | list_for_each_entry(chain, &node->val, list) { | |
357 | ++n; | |
3698dab1 NK |
358 | callchain_list__set_folding(chain, unfold); |
359 | has_children = chain->has_children; | |
3c916cc2 ACM |
360 | } |
361 | ||
362 | if (has_children) | |
363 | n += callchain_node__set_folding_rb_tree(node, unfold); | |
364 | ||
365 | return n; | |
366 | } | |
367 | ||
368 | static int callchain__set_folding(struct rb_root *chain, bool unfold) | |
369 | { | |
370 | struct rb_node *nd; | |
371 | int n = 0; | |
372 | ||
373 | for (nd = rb_first(chain); nd; nd = rb_next(nd)) { | |
374 | struct callchain_node *node = rb_entry(nd, struct callchain_node, rb_node); | |
375 | n += callchain_node__set_folding(node, unfold); | |
376 | } | |
377 | ||
378 | return n; | |
379 | } | |
380 | ||
05e8b080 | 381 | static void hist_entry__set_folding(struct hist_entry *he, bool unfold) |
3c916cc2 | 382 | { |
05e8b080 | 383 | hist_entry__init_have_children(he); |
3698dab1 | 384 | he->unfolded = unfold ? he->has_children : false; |
3c916cc2 | 385 | |
3698dab1 | 386 | if (he->has_children) { |
05e8b080 ACM |
387 | int n = callchain__set_folding(&he->sorted_chain, unfold); |
388 | he->nr_rows = unfold ? n : 0; | |
3c916cc2 | 389 | } else |
05e8b080 | 390 | he->nr_rows = 0; |
3c916cc2 ACM |
391 | } |
392 | ||
c3b78952 NK |
393 | static void |
394 | __hist_browser__set_folding(struct hist_browser *browser, bool unfold) | |
3c916cc2 ACM |
395 | { |
396 | struct rb_node *nd; | |
c3b78952 | 397 | struct hists *hists = browser->hists; |
3c916cc2 | 398 | |
c3b78952 | 399 | for (nd = rb_first(&hists->entries); |
14135663 | 400 | (nd = hists__filter_entries(nd, browser->min_pcnt)) != NULL; |
c3b78952 | 401 | nd = rb_next(nd)) { |
3c916cc2 ACM |
402 | struct hist_entry *he = rb_entry(nd, struct hist_entry, rb_node); |
403 | hist_entry__set_folding(he, unfold); | |
c3b78952 | 404 | browser->nr_callchain_rows += he->nr_rows; |
3c916cc2 ACM |
405 | } |
406 | } | |
407 | ||
05e8b080 | 408 | static void hist_browser__set_folding(struct hist_browser *browser, bool unfold) |
3c916cc2 | 409 | { |
c3b78952 NK |
410 | browser->nr_callchain_rows = 0; |
411 | __hist_browser__set_folding(browser, unfold); | |
412 | ||
413 | browser->b.nr_entries = hist_browser__nr_entries(browser); | |
3c916cc2 | 414 | /* Go to the start, we may be way after valid entries after a collapse */ |
05e8b080 | 415 | ui_browser__reset_index(&browser->b); |
3c916cc2 ACM |
416 | } |
417 | ||
7b27509f ACM |
418 | static void ui_browser__warn_lost_events(struct ui_browser *browser) |
419 | { | |
420 | ui_browser__warning(browser, 4, | |
421 | "Events are being lost, check IO/CPU overload!\n\n" | |
422 | "You may want to run 'perf' using a RT scheduler policy:\n\n" | |
423 | " perf top -r 80\n\n" | |
424 | "Or reduce the sampling frequency."); | |
425 | } | |
426 | ||
5f00b0f4 | 427 | static int hist_browser__run(struct hist_browser *browser, const char *help) |
d1b4f249 | 428 | { |
b50e003d | 429 | int key; |
81cce8de | 430 | char title[160]; |
c2a51ab8 | 431 | struct hist_browser_timer *hbt = browser->hbt; |
9783adf7 | 432 | int delay_secs = hbt ? hbt->refresh : 0; |
d1b4f249 | 433 | |
05e8b080 | 434 | browser->b.entries = &browser->hists->entries; |
c3b78952 | 435 | browser->b.nr_entries = hist_browser__nr_entries(browser); |
d1b4f249 | 436 | |
1e378ebd | 437 | hists__browser_title(browser->hists, hbt, title, sizeof(title)); |
d1b4f249 | 438 | |
5f00b0f4 | 439 | if (ui_browser__show(&browser->b, title, help) < 0) |
d1b4f249 ACM |
440 | return -1; |
441 | ||
d1b4f249 | 442 | while (1) { |
05e8b080 | 443 | key = ui_browser__run(&browser->b, delay_secs); |
d1b4f249 | 444 | |
b50e003d | 445 | switch (key) { |
fa5df943 NK |
446 | case K_TIMER: { |
447 | u64 nr_entries; | |
9783adf7 | 448 | hbt->timer(hbt->arg); |
fa5df943 | 449 | |
c3b78952 | 450 | if (hist_browser__has_filter(browser)) |
112f761f | 451 | hist_browser__update_nr_entries(browser); |
fa5df943 | 452 | |
c3b78952 | 453 | nr_entries = hist_browser__nr_entries(browser); |
fa5df943 | 454 | ui_browser__update_nr_entries(&browser->b, nr_entries); |
7b27509f | 455 | |
05e8b080 ACM |
456 | if (browser->hists->stats.nr_lost_warned != |
457 | browser->hists->stats.nr_events[PERF_RECORD_LOST]) { | |
458 | browser->hists->stats.nr_lost_warned = | |
459 | browser->hists->stats.nr_events[PERF_RECORD_LOST]; | |
460 | ui_browser__warn_lost_events(&browser->b); | |
7b27509f ACM |
461 | } |
462 | ||
1e378ebd TS |
463 | hists__browser_title(browser->hists, |
464 | hbt, title, sizeof(title)); | |
05e8b080 | 465 | ui_browser__show_title(&browser->b, title); |
81cce8de | 466 | continue; |
fa5df943 | 467 | } |
4694153c | 468 | case 'D': { /* Debug */ |
d1b4f249 | 469 | static int seq; |
05e8b080 | 470 | struct hist_entry *h = rb_entry(browser->b.top, |
d1b4f249 ACM |
471 | struct hist_entry, rb_node); |
472 | ui_helpline__pop(); | |
62c95ae3 | 473 | ui_helpline__fpush("%d: nr_ent=(%d,%d), rows=%d, idx=%d, fve: idx=%d, row_off=%d, nrows=%d", |
05e8b080 ACM |
474 | seq++, browser->b.nr_entries, |
475 | browser->hists->nr_entries, | |
62c95ae3 | 476 | browser->b.rows, |
05e8b080 ACM |
477 | browser->b.index, |
478 | browser->b.top_idx, | |
d1b4f249 ACM |
479 | h->row_offset, h->nr_rows); |
480 | } | |
3c916cc2 ACM |
481 | break; |
482 | case 'C': | |
483 | /* Collapse the whole world. */ | |
05e8b080 | 484 | hist_browser__set_folding(browser, false); |
3c916cc2 ACM |
485 | break; |
486 | case 'E': | |
487 | /* Expand the whole world. */ | |
05e8b080 | 488 | hist_browser__set_folding(browser, true); |
3c916cc2 | 489 | break; |
025bf7ea ACM |
490 | case 'H': |
491 | browser->show_headers = !browser->show_headers; | |
492 | hist_browser__update_rows(browser); | |
493 | break; | |
cf958003 | 494 | case K_ENTER: |
05e8b080 | 495 | if (hist_browser__toggle_fold(browser)) |
d1b4f249 ACM |
496 | break; |
497 | /* fall thru */ | |
498 | default: | |
b50e003d | 499 | goto out; |
d1b4f249 ACM |
500 | } |
501 | } | |
b50e003d | 502 | out: |
05e8b080 | 503 | ui_browser__hide(&browser->b); |
b50e003d | 504 | return key; |
d1b4f249 ACM |
505 | } |
506 | ||
39ee533f NK |
507 | struct callchain_print_arg { |
508 | /* for hists browser */ | |
509 | off_t row_offset; | |
510 | bool is_current_entry; | |
511 | ||
512 | /* for file dump */ | |
513 | FILE *fp; | |
514 | int printed; | |
515 | }; | |
516 | ||
517 | typedef void (*print_callchain_entry_fn)(struct hist_browser *browser, | |
518 | struct callchain_list *chain, | |
519 | const char *str, int offset, | |
520 | unsigned short row, | |
521 | struct callchain_print_arg *arg); | |
522 | ||
f4536ddd NK |
523 | static void hist_browser__show_callchain_entry(struct hist_browser *browser, |
524 | struct callchain_list *chain, | |
39ee533f NK |
525 | const char *str, int offset, |
526 | unsigned short row, | |
527 | struct callchain_print_arg *arg) | |
f4536ddd NK |
528 | { |
529 | int color, width; | |
39ee533f | 530 | char folded_sign = callchain_list__folded(chain); |
70e97278 | 531 | bool show_annotated = browser->show_dso && chain->ms.sym && symbol__annotation(chain->ms.sym)->src; |
f4536ddd NK |
532 | |
533 | color = HE_COLORSET_NORMAL; | |
534 | width = browser->b.width - (offset + 2); | |
535 | if (ui_browser__is_current_entry(&browser->b, row)) { | |
536 | browser->selection = &chain->ms; | |
537 | color = HE_COLORSET_SELECTED; | |
39ee533f | 538 | arg->is_current_entry = true; |
f4536ddd NK |
539 | } |
540 | ||
541 | ui_browser__set_color(&browser->b, color); | |
542 | hist_browser__gotorc(browser, row, 0); | |
543 | slsmg_write_nstring(" ", offset); | |
70e97278 ACM |
544 | slsmg_printf("%c", folded_sign); |
545 | ui_browser__write_graph(&browser->b, show_annotated ? SLSMG_RARROW_CHAR : ' '); | |
f4536ddd NK |
546 | slsmg_write_nstring(str, width); |
547 | } | |
548 | ||
39ee533f NK |
549 | static void hist_browser__fprintf_callchain_entry(struct hist_browser *b __maybe_unused, |
550 | struct callchain_list *chain, | |
551 | const char *str, int offset, | |
552 | unsigned short row __maybe_unused, | |
553 | struct callchain_print_arg *arg) | |
554 | { | |
555 | char folded_sign = callchain_list__folded(chain); | |
556 | ||
557 | arg->printed += fprintf(arg->fp, "%*s%c %s\n", offset, " ", | |
558 | folded_sign, str); | |
559 | } | |
560 | ||
561 | typedef bool (*check_output_full_fn)(struct hist_browser *browser, | |
562 | unsigned short row); | |
563 | ||
564 | static bool hist_browser__check_output_full(struct hist_browser *browser, | |
565 | unsigned short row) | |
566 | { | |
567 | return browser->b.rows == row; | |
568 | } | |
569 | ||
570 | static bool hist_browser__check_dump_full(struct hist_browser *browser __maybe_unused, | |
571 | unsigned short row __maybe_unused) | |
572 | { | |
573 | return false; | |
574 | } | |
575 | ||
d1b4f249 ACM |
576 | #define LEVEL_OFFSET_STEP 3 |
577 | ||
c09a7e75 NK |
578 | static int hist_browser__show_callchain(struct hist_browser *browser, |
579 | struct rb_root *root, int level, | |
39ee533f NK |
580 | unsigned short row, u64 total, |
581 | print_callchain_entry_fn print, | |
582 | struct callchain_print_arg *arg, | |
583 | check_output_full_fn is_output_full) | |
d1b4f249 ACM |
584 | { |
585 | struct rb_node *node; | |
f4536ddd | 586 | int first_row = row, offset = level * LEVEL_OFFSET_STEP; |
36e15dd4 | 587 | u64 new_total; |
4087d11c | 588 | bool need_percent; |
d1b4f249 | 589 | |
c09a7e75 | 590 | node = rb_first(root); |
c09e31cc | 591 | need_percent = node && rb_next(node); |
4087d11c | 592 | |
d1b4f249 ACM |
593 | while (node) { |
594 | struct callchain_node *child = rb_entry(node, struct callchain_node, rb_node); | |
595 | struct rb_node *next = rb_next(node); | |
f08c3154 | 596 | u64 cumul = callchain_cumul_hits(child); |
d1b4f249 ACM |
597 | struct callchain_list *chain; |
598 | char folded_sign = ' '; | |
599 | int first = true; | |
600 | int extra_offset = 0; | |
601 | ||
d1b4f249 | 602 | list_for_each_entry(chain, &child->val, list) { |
a7cb8863 | 603 | char bf[1024], *alloc_str; |
d1b4f249 | 604 | const char *str; |
d1b4f249 ACM |
605 | bool was_first = first; |
606 | ||
163caed9 | 607 | if (first) |
d1b4f249 | 608 | first = false; |
4087d11c | 609 | else if (need_percent) |
d1b4f249 | 610 | extra_offset = LEVEL_OFFSET_STEP; |
d1b4f249 ACM |
611 | |
612 | folded_sign = callchain_list__folded(chain); | |
39ee533f NK |
613 | if (arg->row_offset != 0) { |
614 | arg->row_offset--; | |
d1b4f249 ACM |
615 | goto do_next; |
616 | } | |
617 | ||
618 | alloc_str = NULL; | |
a7cb8863 ACM |
619 | str = callchain_list__sym_name(chain, bf, sizeof(bf), |
620 | browser->show_dso); | |
c09a7e75 | 621 | |
4087d11c | 622 | if (was_first && need_percent) { |
c09a7e75 | 623 | double percent = cumul * 100.0 / total; |
d1b4f249 ACM |
624 | |
625 | if (asprintf(&alloc_str, "%2.2f%% %s", percent, str) < 0) | |
626 | str = "Not enough memory!"; | |
627 | else | |
628 | str = alloc_str; | |
629 | } | |
630 | ||
39ee533f NK |
631 | print(browser, chain, str, offset + extra_offset, row, arg); |
632 | ||
d1b4f249 ACM |
633 | free(alloc_str); |
634 | ||
39ee533f | 635 | if (is_output_full(browser, ++row)) |
d1b4f249 ACM |
636 | goto out; |
637 | do_next: | |
638 | if (folded_sign == '+') | |
639 | break; | |
640 | } | |
641 | ||
642 | if (folded_sign == '-') { | |
643 | const int new_level = level + (extra_offset ? 2 : 1); | |
d1b4f249 | 644 | |
c09a7e75 NK |
645 | if (callchain_param.mode == CHAIN_GRAPH_REL) |
646 | new_total = child->children_hit; | |
647 | else | |
648 | new_total = total; | |
d1b4f249 | 649 | |
c09a7e75 | 650 | row += hist_browser__show_callchain(browser, &child->rb_root, |
39ee533f NK |
651 | new_level, row, new_total, |
652 | print, arg, is_output_full); | |
d1b4f249 | 653 | } |
39ee533f | 654 | if (is_output_full(browser, row)) |
d1b4f249 | 655 | break; |
c09a7e75 | 656 | node = next; |
d1b4f249 | 657 | } |
c09a7e75 | 658 | out: |
d1b4f249 ACM |
659 | return row - first_row; |
660 | } | |
661 | ||
89701460 NK |
662 | struct hpp_arg { |
663 | struct ui_browser *b; | |
664 | char folded_sign; | |
665 | bool current_entry; | |
666 | }; | |
667 | ||
2f6d9009 NK |
668 | static int __hpp__slsmg_color_printf(struct perf_hpp *hpp, const char *fmt, ...) |
669 | { | |
670 | struct hpp_arg *arg = hpp->ptr; | |
d675107c | 671 | int ret, len; |
2f6d9009 NK |
672 | va_list args; |
673 | double percent; | |
371d8c40 | 674 | |
2f6d9009 | 675 | va_start(args, fmt); |
d675107c | 676 | len = va_arg(args, int); |
2f6d9009 NK |
677 | percent = va_arg(args, double); |
678 | va_end(args); | |
371d8c40 | 679 | |
2f6d9009 | 680 | ui_browser__set_percent_color(arg->b, percent, arg->current_entry); |
371d8c40 | 681 | |
d675107c | 682 | ret = scnprintf(hpp->buf, hpp->size, fmt, len, percent); |
2f6d9009 | 683 | slsmg_printf("%s", hpp->buf); |
5aed9d24 | 684 | |
2f6d9009 | 685 | advance_hpp(hpp, ret); |
5aed9d24 NK |
686 | return ret; |
687 | } | |
688 | ||
fb821c9e | 689 | #define __HPP_COLOR_PERCENT_FN(_type, _field) \ |
5aed9d24 NK |
690 | static u64 __hpp_get_##_field(struct hist_entry *he) \ |
691 | { \ | |
692 | return he->stat._field; \ | |
693 | } \ | |
694 | \ | |
2c5d4b4a | 695 | static int \ |
5b591669 | 696 | hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \ |
2c5d4b4a JO |
697 | struct perf_hpp *hpp, \ |
698 | struct hist_entry *he) \ | |
f5951d56 | 699 | { \ |
5b591669 NK |
700 | return hpp__fmt(fmt, hpp, he, __hpp_get_##_field, " %*.2f%%", \ |
701 | __hpp__slsmg_color_printf, true); \ | |
f5951d56 NK |
702 | } |
703 | ||
0434ddd2 NK |
704 | #define __HPP_COLOR_ACC_PERCENT_FN(_type, _field) \ |
705 | static u64 __hpp_get_acc_##_field(struct hist_entry *he) \ | |
706 | { \ | |
707 | return he->stat_acc->_field; \ | |
708 | } \ | |
709 | \ | |
710 | static int \ | |
5b591669 | 711 | hist_browser__hpp_color_##_type(struct perf_hpp_fmt *fmt, \ |
0434ddd2 NK |
712 | struct perf_hpp *hpp, \ |
713 | struct hist_entry *he) \ | |
714 | { \ | |
715 | if (!symbol_conf.cumulate_callchain) { \ | |
5b591669 | 716 | int len = fmt->user_len ?: fmt->len; \ |
d675107c | 717 | int ret = scnprintf(hpp->buf, hpp->size, \ |
5b591669 | 718 | "%*s", len, "N/A"); \ |
0434ddd2 NK |
719 | slsmg_printf("%s", hpp->buf); \ |
720 | \ | |
721 | return ret; \ | |
722 | } \ | |
5b591669 NK |
723 | return hpp__fmt(fmt, hpp, he, __hpp_get_acc_##_field, \ |
724 | " %*.2f%%", __hpp__slsmg_color_printf, true); \ | |
0434ddd2 NK |
725 | } |
726 | ||
fb821c9e NK |
727 | __HPP_COLOR_PERCENT_FN(overhead, period) |
728 | __HPP_COLOR_PERCENT_FN(overhead_sys, period_sys) | |
729 | __HPP_COLOR_PERCENT_FN(overhead_us, period_us) | |
730 | __HPP_COLOR_PERCENT_FN(overhead_guest_sys, period_guest_sys) | |
731 | __HPP_COLOR_PERCENT_FN(overhead_guest_us, period_guest_us) | |
0434ddd2 | 732 | __HPP_COLOR_ACC_PERCENT_FN(overhead_acc, period) |
f5951d56 | 733 | |
5aed9d24 | 734 | #undef __HPP_COLOR_PERCENT_FN |
0434ddd2 | 735 | #undef __HPP_COLOR_ACC_PERCENT_FN |
f5951d56 NK |
736 | |
737 | void hist_browser__init_hpp(void) | |
738 | { | |
f5951d56 NK |
739 | perf_hpp__format[PERF_HPP__OVERHEAD].color = |
740 | hist_browser__hpp_color_overhead; | |
741 | perf_hpp__format[PERF_HPP__OVERHEAD_SYS].color = | |
742 | hist_browser__hpp_color_overhead_sys; | |
743 | perf_hpp__format[PERF_HPP__OVERHEAD_US].color = | |
744 | hist_browser__hpp_color_overhead_us; | |
745 | perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_SYS].color = | |
746 | hist_browser__hpp_color_overhead_guest_sys; | |
747 | perf_hpp__format[PERF_HPP__OVERHEAD_GUEST_US].color = | |
748 | hist_browser__hpp_color_overhead_guest_us; | |
0434ddd2 NK |
749 | perf_hpp__format[PERF_HPP__OVERHEAD_ACC].color = |
750 | hist_browser__hpp_color_overhead_acc; | |
f5951d56 NK |
751 | } |
752 | ||
05e8b080 | 753 | static int hist_browser__show_entry(struct hist_browser *browser, |
d1b4f249 ACM |
754 | struct hist_entry *entry, |
755 | unsigned short row) | |
756 | { | |
757 | char s[256]; | |
1240005e | 758 | int printed = 0; |
67d25916 | 759 | int width = browser->b.width; |
d1b4f249 | 760 | char folded_sign = ' '; |
05e8b080 | 761 | bool current_entry = ui_browser__is_current_entry(&browser->b, row); |
d1b4f249 | 762 | off_t row_offset = entry->row_offset; |
63a1a3d8 | 763 | bool first = true; |
1240005e | 764 | struct perf_hpp_fmt *fmt; |
d1b4f249 ACM |
765 | |
766 | if (current_entry) { | |
05e8b080 ACM |
767 | browser->he_selection = entry; |
768 | browser->selection = &entry->ms; | |
d1b4f249 ACM |
769 | } |
770 | ||
771 | if (symbol_conf.use_callchain) { | |
163caed9 | 772 | hist_entry__init_have_children(entry); |
d1b4f249 ACM |
773 | folded_sign = hist_entry__folded(entry); |
774 | } | |
775 | ||
776 | if (row_offset == 0) { | |
89701460 | 777 | struct hpp_arg arg = { |
fb821c9e | 778 | .b = &browser->b, |
89701460 NK |
779 | .folded_sign = folded_sign, |
780 | .current_entry = current_entry, | |
781 | }; | |
f5951d56 NK |
782 | struct perf_hpp hpp = { |
783 | .buf = s, | |
784 | .size = sizeof(s), | |
89701460 | 785 | .ptr = &arg, |
f5951d56 | 786 | }; |
d1b4f249 | 787 | |
ca3ff33b | 788 | hist_browser__gotorc(browser, row, 0); |
c172f742 | 789 | |
1240005e | 790 | perf_hpp__for_each_format(fmt) { |
e67d49a7 NK |
791 | if (perf_hpp__should_skip(fmt)) |
792 | continue; | |
793 | ||
fb821c9e NK |
794 | if (current_entry && browser->b.navkeypressed) { |
795 | ui_browser__set_color(&browser->b, | |
796 | HE_COLORSET_SELECTED); | |
797 | } else { | |
798 | ui_browser__set_color(&browser->b, | |
799 | HE_COLORSET_NORMAL); | |
800 | } | |
801 | ||
802 | if (first) { | |
803 | if (symbol_conf.use_callchain) { | |
804 | slsmg_printf("%c ", folded_sign); | |
805 | width -= 2; | |
806 | } | |
807 | first = false; | |
808 | } else { | |
f5951d56 NK |
809 | slsmg_printf(" "); |
810 | width -= 2; | |
811 | } | |
c172f742 | 812 | |
1240005e | 813 | if (fmt->color) { |
2c5d4b4a | 814 | width -= fmt->color(fmt, &hpp, entry); |
f5951d56 | 815 | } else { |
2c5d4b4a | 816 | width -= fmt->entry(fmt, &hpp, entry); |
f5951d56 NK |
817 | slsmg_printf("%s", s); |
818 | } | |
2cf9cebf ACM |
819 | } |
820 | ||
f5951d56 NK |
821 | /* The scroll bar isn't being used */ |
822 | if (!browser->b.navkeypressed) | |
823 | width += 1; | |
824 | ||
26d8b338 NK |
825 | slsmg_write_nstring("", width); |
826 | ||
d1b4f249 ACM |
827 | ++row; |
828 | ++printed; | |
829 | } else | |
830 | --row_offset; | |
831 | ||
62c95ae3 | 832 | if (folded_sign == '-' && row != browser->b.rows) { |
c09a7e75 | 833 | u64 total = hists__total_period(entry->hists); |
39ee533f NK |
834 | struct callchain_print_arg arg = { |
835 | .row_offset = row_offset, | |
836 | .is_current_entry = current_entry, | |
837 | }; | |
c09a7e75 | 838 | |
4087d11c NK |
839 | if (callchain_param.mode == CHAIN_GRAPH_REL) { |
840 | if (symbol_conf.cumulate_callchain) | |
841 | total = entry->stat_acc->period; | |
842 | else | |
843 | total = entry->stat.period; | |
844 | } | |
845 | ||
c09a7e75 | 846 | printed += hist_browser__show_callchain(browser, |
39ee533f NK |
847 | &entry->sorted_chain, 1, row, total, |
848 | hist_browser__show_callchain_entry, &arg, | |
849 | hist_browser__check_output_full); | |
c09a7e75 | 850 | |
39ee533f | 851 | if (arg.is_current_entry) |
05e8b080 | 852 | browser->he_selection = entry; |
d1b4f249 ACM |
853 | } |
854 | ||
855 | return printed; | |
856 | } | |
857 | ||
81a888fe JO |
858 | static int advance_hpp_check(struct perf_hpp *hpp, int inc) |
859 | { | |
860 | advance_hpp(hpp, inc); | |
861 | return hpp->size <= 0; | |
862 | } | |
863 | ||
864 | static int hists__scnprintf_headers(char *buf, size_t size, struct hists *hists) | |
865 | { | |
866 | struct perf_hpp dummy_hpp = { | |
867 | .buf = buf, | |
868 | .size = size, | |
869 | }; | |
870 | struct perf_hpp_fmt *fmt; | |
871 | size_t ret = 0; | |
872 | ||
873 | if (symbol_conf.use_callchain) { | |
874 | ret = scnprintf(buf, size, " "); | |
875 | if (advance_hpp_check(&dummy_hpp, ret)) | |
876 | return ret; | |
877 | } | |
878 | ||
879 | perf_hpp__for_each_format(fmt) { | |
880 | if (perf_hpp__should_skip(fmt)) | |
881 | continue; | |
882 | ||
81a888fe JO |
883 | ret = fmt->header(fmt, &dummy_hpp, hists_to_evsel(hists)); |
884 | if (advance_hpp_check(&dummy_hpp, ret)) | |
885 | break; | |
886 | ||
887 | ret = scnprintf(dummy_hpp.buf, dummy_hpp.size, " "); | |
888 | if (advance_hpp_check(&dummy_hpp, ret)) | |
889 | break; | |
890 | } | |
891 | ||
892 | return ret; | |
893 | } | |
894 | ||
025bf7ea ACM |
895 | static void hist_browser__show_headers(struct hist_browser *browser) |
896 | { | |
81a888fe JO |
897 | char headers[1024]; |
898 | ||
899 | hists__scnprintf_headers(headers, sizeof(headers), browser->hists); | |
025bf7ea ACM |
900 | ui_browser__gotorc(&browser->b, 0, 0); |
901 | ui_browser__set_color(&browser->b, HE_COLORSET_ROOT); | |
81a888fe | 902 | slsmg_write_nstring(headers, browser->b.width + 1); |
025bf7ea ACM |
903 | } |
904 | ||
437cfe7a ACM |
905 | static void ui_browser__hists_init_top(struct ui_browser *browser) |
906 | { | |
907 | if (browser->top == NULL) { | |
908 | struct hist_browser *hb; | |
909 | ||
910 | hb = container_of(browser, struct hist_browser, b); | |
911 | browser->top = rb_first(&hb->hists->entries); | |
912 | } | |
913 | } | |
914 | ||
05e8b080 | 915 | static unsigned int hist_browser__refresh(struct ui_browser *browser) |
d1b4f249 ACM |
916 | { |
917 | unsigned row = 0; | |
025bf7ea | 918 | u16 header_offset = 0; |
d1b4f249 | 919 | struct rb_node *nd; |
05e8b080 | 920 | struct hist_browser *hb = container_of(browser, struct hist_browser, b); |
d1b4f249 | 921 | |
025bf7ea ACM |
922 | if (hb->show_headers) { |
923 | hist_browser__show_headers(hb); | |
924 | header_offset = 1; | |
925 | } | |
926 | ||
05e8b080 | 927 | ui_browser__hists_init_top(browser); |
d1b4f249 | 928 | |
05e8b080 | 929 | for (nd = browser->top; nd; nd = rb_next(nd)) { |
d1b4f249 | 930 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); |
14135663 | 931 | float percent; |
d1b4f249 ACM |
932 | |
933 | if (h->filtered) | |
934 | continue; | |
935 | ||
14135663 | 936 | percent = hist_entry__get_percent_limit(h); |
064f1981 NK |
937 | if (percent < hb->min_pcnt) |
938 | continue; | |
939 | ||
d1b4f249 | 940 | row += hist_browser__show_entry(hb, h, row); |
62c95ae3 | 941 | if (row == browser->rows) |
d1b4f249 ACM |
942 | break; |
943 | } | |
944 | ||
025bf7ea | 945 | return row + header_offset; |
d1b4f249 ACM |
946 | } |
947 | ||
064f1981 | 948 | static struct rb_node *hists__filter_entries(struct rb_node *nd, |
064f1981 | 949 | float min_pcnt) |
d1b4f249 ACM |
950 | { |
951 | while (nd != NULL) { | |
952 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
14135663 | 953 | float percent = hist_entry__get_percent_limit(h); |
064f1981 | 954 | |
c0f1527b | 955 | if (!h->filtered && percent >= min_pcnt) |
d1b4f249 ACM |
956 | return nd; |
957 | ||
958 | nd = rb_next(nd); | |
959 | } | |
960 | ||
961 | return NULL; | |
962 | } | |
963 | ||
064f1981 | 964 | static struct rb_node *hists__filter_prev_entries(struct rb_node *nd, |
064f1981 | 965 | float min_pcnt) |
d1b4f249 ACM |
966 | { |
967 | while (nd != NULL) { | |
968 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
14135663 | 969 | float percent = hist_entry__get_percent_limit(h); |
064f1981 NK |
970 | |
971 | if (!h->filtered && percent >= min_pcnt) | |
d1b4f249 ACM |
972 | return nd; |
973 | ||
974 | nd = rb_prev(nd); | |
975 | } | |
976 | ||
977 | return NULL; | |
978 | } | |
979 | ||
05e8b080 | 980 | static void ui_browser__hists_seek(struct ui_browser *browser, |
d1b4f249 ACM |
981 | off_t offset, int whence) |
982 | { | |
983 | struct hist_entry *h; | |
984 | struct rb_node *nd; | |
985 | bool first = true; | |
064f1981 NK |
986 | struct hist_browser *hb; |
987 | ||
988 | hb = container_of(browser, struct hist_browser, b); | |
d1b4f249 | 989 | |
05e8b080 | 990 | if (browser->nr_entries == 0) |
60098917 ACM |
991 | return; |
992 | ||
05e8b080 | 993 | ui_browser__hists_init_top(browser); |
437cfe7a | 994 | |
d1b4f249 ACM |
995 | switch (whence) { |
996 | case SEEK_SET: | |
064f1981 | 997 | nd = hists__filter_entries(rb_first(browser->entries), |
14135663 | 998 | hb->min_pcnt); |
d1b4f249 ACM |
999 | break; |
1000 | case SEEK_CUR: | |
05e8b080 | 1001 | nd = browser->top; |
d1b4f249 ACM |
1002 | goto do_offset; |
1003 | case SEEK_END: | |
064f1981 | 1004 | nd = hists__filter_prev_entries(rb_last(browser->entries), |
14135663 | 1005 | hb->min_pcnt); |
d1b4f249 ACM |
1006 | first = false; |
1007 | break; | |
1008 | default: | |
1009 | return; | |
1010 | } | |
1011 | ||
1012 | /* | |
1013 | * Moves not relative to the first visible entry invalidates its | |
1014 | * row_offset: | |
1015 | */ | |
05e8b080 | 1016 | h = rb_entry(browser->top, struct hist_entry, rb_node); |
d1b4f249 ACM |
1017 | h->row_offset = 0; |
1018 | ||
1019 | /* | |
1020 | * Here we have to check if nd is expanded (+), if it is we can't go | |
1021 | * the next top level hist_entry, instead we must compute an offset of | |
1022 | * what _not_ to show and not change the first visible entry. | |
1023 | * | |
1024 | * This offset increments when we are going from top to bottom and | |
1025 | * decreases when we're going from bottom to top. | |
1026 | * | |
1027 | * As we don't have backpointers to the top level in the callchains | |
1028 | * structure, we need to always print the whole hist_entry callchain, | |
1029 | * skipping the first ones that are before the first visible entry | |
1030 | * and stop when we printed enough lines to fill the screen. | |
1031 | */ | |
1032 | do_offset: | |
1033 | if (offset > 0) { | |
1034 | do { | |
1035 | h = rb_entry(nd, struct hist_entry, rb_node); | |
3698dab1 | 1036 | if (h->unfolded) { |
d1b4f249 ACM |
1037 | u16 remaining = h->nr_rows - h->row_offset; |
1038 | if (offset > remaining) { | |
1039 | offset -= remaining; | |
1040 | h->row_offset = 0; | |
1041 | } else { | |
1042 | h->row_offset += offset; | |
1043 | offset = 0; | |
05e8b080 | 1044 | browser->top = nd; |
d1b4f249 ACM |
1045 | break; |
1046 | } | |
1047 | } | |
14135663 | 1048 | nd = hists__filter_entries(rb_next(nd), hb->min_pcnt); |
d1b4f249 ACM |
1049 | if (nd == NULL) |
1050 | break; | |
1051 | --offset; | |
05e8b080 | 1052 | browser->top = nd; |
d1b4f249 ACM |
1053 | } while (offset != 0); |
1054 | } else if (offset < 0) { | |
1055 | while (1) { | |
1056 | h = rb_entry(nd, struct hist_entry, rb_node); | |
3698dab1 | 1057 | if (h->unfolded) { |
d1b4f249 ACM |
1058 | if (first) { |
1059 | if (-offset > h->row_offset) { | |
1060 | offset += h->row_offset; | |
1061 | h->row_offset = 0; | |
1062 | } else { | |
1063 | h->row_offset += offset; | |
1064 | offset = 0; | |
05e8b080 | 1065 | browser->top = nd; |
d1b4f249 ACM |
1066 | break; |
1067 | } | |
1068 | } else { | |
1069 | if (-offset > h->nr_rows) { | |
1070 | offset += h->nr_rows; | |
1071 | h->row_offset = 0; | |
1072 | } else { | |
1073 | h->row_offset = h->nr_rows + offset; | |
1074 | offset = 0; | |
05e8b080 | 1075 | browser->top = nd; |
d1b4f249 ACM |
1076 | break; |
1077 | } | |
1078 | } | |
1079 | } | |
1080 | ||
14135663 | 1081 | nd = hists__filter_prev_entries(rb_prev(nd), |
064f1981 | 1082 | hb->min_pcnt); |
d1b4f249 ACM |
1083 | if (nd == NULL) |
1084 | break; | |
1085 | ++offset; | |
05e8b080 | 1086 | browser->top = nd; |
d1b4f249 ACM |
1087 | if (offset == 0) { |
1088 | /* | |
1089 | * Last unfiltered hist_entry, check if it is | |
1090 | * unfolded, if it is then we should have | |
1091 | * row_offset at its last entry. | |
1092 | */ | |
1093 | h = rb_entry(nd, struct hist_entry, rb_node); | |
3698dab1 | 1094 | if (h->unfolded) |
d1b4f249 ACM |
1095 | h->row_offset = h->nr_rows; |
1096 | break; | |
1097 | } | |
1098 | first = false; | |
1099 | } | |
1100 | } else { | |
05e8b080 | 1101 | browser->top = nd; |
d1b4f249 ACM |
1102 | h = rb_entry(nd, struct hist_entry, rb_node); |
1103 | h->row_offset = 0; | |
1104 | } | |
1105 | } | |
1106 | ||
aff3f3f6 | 1107 | static int hist_browser__fprintf_callchain(struct hist_browser *browser, |
39ee533f | 1108 | struct hist_entry *he, FILE *fp) |
aff3f3f6 | 1109 | { |
39ee533f NK |
1110 | u64 total = hists__total_period(he->hists); |
1111 | struct callchain_print_arg arg = { | |
1112 | .fp = fp, | |
1113 | }; | |
aff3f3f6 | 1114 | |
39ee533f NK |
1115 | if (symbol_conf.cumulate_callchain) |
1116 | total = he->stat_acc->period; | |
aff3f3f6 | 1117 | |
39ee533f NK |
1118 | hist_browser__show_callchain(browser, &he->sorted_chain, 1, 0, total, |
1119 | hist_browser__fprintf_callchain_entry, &arg, | |
1120 | hist_browser__check_dump_full); | |
1121 | return arg.printed; | |
aff3f3f6 ACM |
1122 | } |
1123 | ||
1124 | static int hist_browser__fprintf_entry(struct hist_browser *browser, | |
1125 | struct hist_entry *he, FILE *fp) | |
1126 | { | |
1127 | char s[8192]; | |
aff3f3f6 ACM |
1128 | int printed = 0; |
1129 | char folded_sign = ' '; | |
26d8b338 NK |
1130 | struct perf_hpp hpp = { |
1131 | .buf = s, | |
1132 | .size = sizeof(s), | |
1133 | }; | |
1134 | struct perf_hpp_fmt *fmt; | |
1135 | bool first = true; | |
1136 | int ret; | |
aff3f3f6 ACM |
1137 | |
1138 | if (symbol_conf.use_callchain) | |
1139 | folded_sign = hist_entry__folded(he); | |
1140 | ||
aff3f3f6 ACM |
1141 | if (symbol_conf.use_callchain) |
1142 | printed += fprintf(fp, "%c ", folded_sign); | |
1143 | ||
26d8b338 | 1144 | perf_hpp__for_each_format(fmt) { |
e67d49a7 NK |
1145 | if (perf_hpp__should_skip(fmt)) |
1146 | continue; | |
1147 | ||
26d8b338 NK |
1148 | if (!first) { |
1149 | ret = scnprintf(hpp.buf, hpp.size, " "); | |
1150 | advance_hpp(&hpp, ret); | |
1151 | } else | |
1152 | first = false; | |
aff3f3f6 | 1153 | |
26d8b338 NK |
1154 | ret = fmt->entry(fmt, &hpp, he); |
1155 | advance_hpp(&hpp, ret); | |
1156 | } | |
aff3f3f6 ACM |
1157 | printed += fprintf(fp, "%s\n", rtrim(s)); |
1158 | ||
1159 | if (folded_sign == '-') | |
39ee533f | 1160 | printed += hist_browser__fprintf_callchain(browser, he, fp); |
aff3f3f6 ACM |
1161 | |
1162 | return printed; | |
1163 | } | |
1164 | ||
1165 | static int hist_browser__fprintf(struct hist_browser *browser, FILE *fp) | |
1166 | { | |
064f1981 | 1167 | struct rb_node *nd = hists__filter_entries(rb_first(browser->b.entries), |
064f1981 | 1168 | browser->min_pcnt); |
aff3f3f6 ACM |
1169 | int printed = 0; |
1170 | ||
1171 | while (nd) { | |
1172 | struct hist_entry *h = rb_entry(nd, struct hist_entry, rb_node); | |
1173 | ||
1174 | printed += hist_browser__fprintf_entry(browser, h, fp); | |
14135663 | 1175 | nd = hists__filter_entries(rb_next(nd), browser->min_pcnt); |
aff3f3f6 ACM |
1176 | } |
1177 | ||
1178 | return printed; | |
1179 | } | |
1180 | ||
1181 | static int hist_browser__dump(struct hist_browser *browser) | |
1182 | { | |
1183 | char filename[64]; | |
1184 | FILE *fp; | |
1185 | ||
1186 | while (1) { | |
1187 | scnprintf(filename, sizeof(filename), "perf.hist.%d", browser->print_seq); | |
1188 | if (access(filename, F_OK)) | |
1189 | break; | |
1190 | /* | |
1191 | * XXX: Just an arbitrary lazy upper limit | |
1192 | */ | |
1193 | if (++browser->print_seq == 8192) { | |
1194 | ui_helpline__fpush("Too many perf.hist.N files, nothing written!"); | |
1195 | return -1; | |
1196 | } | |
1197 | } | |
1198 | ||
1199 | fp = fopen(filename, "w"); | |
1200 | if (fp == NULL) { | |
1201 | char bf[64]; | |
4cc49d4d KS |
1202 | const char *err = strerror_r(errno, bf, sizeof(bf)); |
1203 | ui_helpline__fpush("Couldn't write to %s: %s", filename, err); | |
aff3f3f6 ACM |
1204 | return -1; |
1205 | } | |
1206 | ||
1207 | ++browser->print_seq; | |
1208 | hist_browser__fprintf(browser, fp); | |
1209 | fclose(fp); | |
1210 | ui_helpline__fpush("%s written!", filename); | |
1211 | ||
1212 | return 0; | |
1213 | } | |
1214 | ||
c2a51ab8 | 1215 | static struct hist_browser *hist_browser__new(struct hists *hists, |
b1a9ceef NK |
1216 | struct hist_browser_timer *hbt, |
1217 | struct perf_session_env *env) | |
d1b4f249 | 1218 | { |
05e8b080 | 1219 | struct hist_browser *browser = zalloc(sizeof(*browser)); |
d1b4f249 | 1220 | |
05e8b080 ACM |
1221 | if (browser) { |
1222 | browser->hists = hists; | |
1223 | browser->b.refresh = hist_browser__refresh; | |
357cfff1 | 1224 | browser->b.refresh_dimensions = hist_browser__refresh_dimensions; |
05e8b080 ACM |
1225 | browser->b.seek = ui_browser__hists_seek; |
1226 | browser->b.use_navkeypressed = true; | |
c8302367 | 1227 | browser->show_headers = symbol_conf.show_hist_headers; |
c2a51ab8 | 1228 | browser->hbt = hbt; |
b1a9ceef | 1229 | browser->env = env; |
d1b4f249 ACM |
1230 | } |
1231 | ||
05e8b080 | 1232 | return browser; |
d1b4f249 ACM |
1233 | } |
1234 | ||
05e8b080 | 1235 | static void hist_browser__delete(struct hist_browser *browser) |
d1b4f249 | 1236 | { |
05e8b080 | 1237 | free(browser); |
d1b4f249 ACM |
1238 | } |
1239 | ||
05e8b080 | 1240 | static struct hist_entry *hist_browser__selected_entry(struct hist_browser *browser) |
d1b4f249 | 1241 | { |
05e8b080 | 1242 | return browser->he_selection; |
d1b4f249 ACM |
1243 | } |
1244 | ||
05e8b080 | 1245 | static struct thread *hist_browser__selected_thread(struct hist_browser *browser) |
d1b4f249 | 1246 | { |
05e8b080 | 1247 | return browser->he_selection->thread; |
d1b4f249 ACM |
1248 | } |
1249 | ||
1e378ebd TS |
1250 | /* Check whether the browser is for 'top' or 'report' */ |
1251 | static inline bool is_report_browser(void *timer) | |
1252 | { | |
1253 | return timer == NULL; | |
1254 | } | |
1255 | ||
1256 | static int hists__browser_title(struct hists *hists, | |
1257 | struct hist_browser_timer *hbt, | |
1258 | char *bf, size_t size) | |
d1b4f249 | 1259 | { |
469917ce ACM |
1260 | char unit; |
1261 | int printed; | |
05e8b080 ACM |
1262 | const struct dso *dso = hists->dso_filter; |
1263 | const struct thread *thread = hists->thread_filter; | |
1264 | unsigned long nr_samples = hists->stats.nr_events[PERF_RECORD_SAMPLE]; | |
1265 | u64 nr_events = hists->stats.total_period; | |
717e263f | 1266 | struct perf_evsel *evsel = hists_to_evsel(hists); |
dd00d486 | 1267 | const char *ev_name = perf_evsel__name(evsel); |
717e263f NK |
1268 | char buf[512]; |
1269 | size_t buflen = sizeof(buf); | |
1270 | ||
f2148330 NK |
1271 | if (symbol_conf.filter_relative) { |
1272 | nr_samples = hists->stats.nr_non_filtered_samples; | |
1273 | nr_events = hists->stats.total_non_filtered_period; | |
1274 | } | |
1275 | ||
759ff497 | 1276 | if (perf_evsel__is_group_event(evsel)) { |
717e263f NK |
1277 | struct perf_evsel *pos; |
1278 | ||
1279 | perf_evsel__group_desc(evsel, buf, buflen); | |
1280 | ev_name = buf; | |
1281 | ||
1282 | for_each_group_member(pos, evsel) { | |
4ea062ed ACM |
1283 | struct hists *pos_hists = evsel__hists(pos); |
1284 | ||
f2148330 | 1285 | if (symbol_conf.filter_relative) { |
4ea062ed ACM |
1286 | nr_samples += pos_hists->stats.nr_non_filtered_samples; |
1287 | nr_events += pos_hists->stats.total_non_filtered_period; | |
f2148330 | 1288 | } else { |
4ea062ed ACM |
1289 | nr_samples += pos_hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
1290 | nr_events += pos_hists->stats.total_period; | |
f2148330 | 1291 | } |
717e263f NK |
1292 | } |
1293 | } | |
cc686280 AR |
1294 | |
1295 | nr_samples = convert_unit(nr_samples, &unit); | |
1296 | printed = scnprintf(bf, size, | |
e641f696 | 1297 | "Samples: %lu%c of event '%s', Event count (approx.): %" PRIu64, |
cc686280 | 1298 | nr_samples, unit, ev_name, nr_events); |
469917ce | 1299 | |
d1b4f249 | 1300 | |
05e8b080 | 1301 | if (hists->uid_filter_str) |
0d37aa34 | 1302 | printed += snprintf(bf + printed, size - printed, |
05e8b080 | 1303 | ", UID: %s", hists->uid_filter_str); |
d1b4f249 | 1304 | if (thread) |
e7f01d1e | 1305 | printed += scnprintf(bf + printed, size - printed, |
469917ce | 1306 | ", Thread: %s(%d)", |
b9c5143a | 1307 | (thread->comm_set ? thread__comm_str(thread) : ""), |
38051234 | 1308 | thread->tid); |
d1b4f249 | 1309 | if (dso) |
e7f01d1e | 1310 | printed += scnprintf(bf + printed, size - printed, |
469917ce | 1311 | ", DSO: %s", dso->short_name); |
1e378ebd TS |
1312 | if (!is_report_browser(hbt)) { |
1313 | struct perf_top *top = hbt->arg; | |
1314 | ||
1315 | if (top->zero) | |
1316 | printed += scnprintf(bf + printed, size - printed, " [z]"); | |
1317 | } | |
1318 | ||
469917ce | 1319 | return printed; |
d1b4f249 ACM |
1320 | } |
1321 | ||
24bff2dc SE |
1322 | static inline void free_popup_options(char **options, int n) |
1323 | { | |
1324 | int i; | |
1325 | ||
04662523 ACM |
1326 | for (i = 0; i < n; ++i) |
1327 | zfree(&options[i]); | |
24bff2dc SE |
1328 | } |
1329 | ||
341487ab FT |
1330 | /* |
1331 | * Only runtime switching of perf data file will make "input_name" point | |
1332 | * to a malloced buffer. So add "is_input_name_malloced" flag to decide | |
1333 | * whether we need to call free() for current "input_name" during the switch. | |
1334 | */ | |
1335 | static bool is_input_name_malloced = false; | |
1336 | ||
1337 | static int switch_data_file(void) | |
1338 | { | |
1339 | char *pwd, *options[32], *abs_path[32], *tmp; | |
1340 | DIR *pwd_dir; | |
1341 | int nr_options = 0, choice = -1, ret = -1; | |
1342 | struct dirent *dent; | |
1343 | ||
1344 | pwd = getenv("PWD"); | |
1345 | if (!pwd) | |
1346 | return ret; | |
1347 | ||
1348 | pwd_dir = opendir(pwd); | |
1349 | if (!pwd_dir) | |
1350 | return ret; | |
1351 | ||
1352 | memset(options, 0, sizeof(options)); | |
1353 | memset(options, 0, sizeof(abs_path)); | |
1354 | ||
1355 | while ((dent = readdir(pwd_dir))) { | |
1356 | char path[PATH_MAX]; | |
1357 | u64 magic; | |
1358 | char *name = dent->d_name; | |
1359 | FILE *file; | |
1360 | ||
1361 | if (!(dent->d_type == DT_REG)) | |
1362 | continue; | |
1363 | ||
1364 | snprintf(path, sizeof(path), "%s/%s", pwd, name); | |
1365 | ||
1366 | file = fopen(path, "r"); | |
1367 | if (!file) | |
1368 | continue; | |
1369 | ||
1370 | if (fread(&magic, 1, 8, file) < 8) | |
1371 | goto close_file_and_continue; | |
1372 | ||
1373 | if (is_perf_magic(magic)) { | |
1374 | options[nr_options] = strdup(name); | |
1375 | if (!options[nr_options]) | |
1376 | goto close_file_and_continue; | |
1377 | ||
1378 | abs_path[nr_options] = strdup(path); | |
1379 | if (!abs_path[nr_options]) { | |
74cf249d | 1380 | zfree(&options[nr_options]); |
341487ab FT |
1381 | ui__warning("Can't search all data files due to memory shortage.\n"); |
1382 | fclose(file); | |
1383 | break; | |
1384 | } | |
1385 | ||
1386 | nr_options++; | |
1387 | } | |
1388 | ||
1389 | close_file_and_continue: | |
1390 | fclose(file); | |
1391 | if (nr_options >= 32) { | |
1392 | ui__warning("Too many perf data files in PWD!\n" | |
1393 | "Only the first 32 files will be listed.\n"); | |
1394 | break; | |
1395 | } | |
1396 | } | |
1397 | closedir(pwd_dir); | |
1398 | ||
1399 | if (nr_options) { | |
1400 | choice = ui__popup_menu(nr_options, options); | |
1401 | if (choice < nr_options && choice >= 0) { | |
1402 | tmp = strdup(abs_path[choice]); | |
1403 | if (tmp) { | |
1404 | if (is_input_name_malloced) | |
1405 | free((void *)input_name); | |
1406 | input_name = tmp; | |
1407 | is_input_name_malloced = true; | |
1408 | ret = 0; | |
1409 | } else | |
1410 | ui__warning("Data switch failed due to memory shortage!\n"); | |
1411 | } | |
1412 | } | |
1413 | ||
1414 | free_popup_options(options, nr_options); | |
1415 | free_popup_options(abs_path, nr_options); | |
1416 | return ret; | |
1417 | } | |
1418 | ||
ea7cd592 NK |
1419 | struct popup_action { |
1420 | struct thread *thread; | |
1421 | struct dso *dso; | |
1422 | struct map_symbol ms; | |
1423 | ||
1424 | int (*fn)(struct hist_browser *browser, struct popup_action *act); | |
1425 | }; | |
1426 | ||
bc7cad42 | 1427 | static int |
ea7cd592 | 1428 | do_annotate(struct hist_browser *browser, struct popup_action *act) |
bc7cad42 NK |
1429 | { |
1430 | struct perf_evsel *evsel; | |
1431 | struct annotation *notes; | |
1432 | struct hist_entry *he; | |
1433 | int err; | |
1434 | ||
1435 | if (!objdump_path && perf_session_env__lookup_objdump(browser->env)) | |
1436 | return 0; | |
1437 | ||
ea7cd592 | 1438 | notes = symbol__annotation(act->ms.sym); |
bc7cad42 NK |
1439 | if (!notes->src) |
1440 | return 0; | |
1441 | ||
1442 | evsel = hists_to_evsel(browser->hists); | |
ea7cd592 | 1443 | err = map_symbol__tui_annotate(&act->ms, evsel, browser->hbt); |
bc7cad42 NK |
1444 | he = hist_browser__selected_entry(browser); |
1445 | /* | |
1446 | * offer option to annotate the other branch source or target | |
1447 | * (if they exists) when returning from annotate | |
1448 | */ | |
1449 | if ((err == 'q' || err == CTRL('c')) && he->branch_info) | |
1450 | return 1; | |
1451 | ||
1452 | ui_browser__update_nr_entries(&browser->b, browser->hists->nr_entries); | |
1453 | if (err) | |
1454 | ui_browser__handle_resize(&browser->b); | |
1455 | return 0; | |
1456 | } | |
1457 | ||
1458 | static int | |
ea7cd592 NK |
1459 | add_annotate_opt(struct hist_browser *browser __maybe_unused, |
1460 | struct popup_action *act, char **optstr, | |
1461 | struct map *map, struct symbol *sym) | |
bc7cad42 | 1462 | { |
ea7cd592 NK |
1463 | if (sym == NULL || map->dso->annotate_warned) |
1464 | return 0; | |
1465 | ||
1466 | if (asprintf(optstr, "Annotate %s", sym->name) < 0) | |
1467 | return 0; | |
1468 | ||
1469 | act->ms.map = map; | |
1470 | act->ms.sym = sym; | |
1471 | act->fn = do_annotate; | |
1472 | return 1; | |
1473 | } | |
1474 | ||
1475 | static int | |
1476 | do_zoom_thread(struct hist_browser *browser, struct popup_action *act) | |
1477 | { | |
1478 | struct thread *thread = act->thread; | |
1479 | ||
bc7cad42 NK |
1480 | if (browser->hists->thread_filter) { |
1481 | pstack__remove(browser->pstack, &browser->hists->thread_filter); | |
1482 | perf_hpp__set_elide(HISTC_THREAD, false); | |
1483 | thread__zput(browser->hists->thread_filter); | |
1484 | ui_helpline__pop(); | |
1485 | } else { | |
1486 | ui_helpline__fpush("To zoom out press <- or -> + \"Zoom out of %s(%d) thread\"", | |
1487 | thread->comm_set ? thread__comm_str(thread) : "", | |
1488 | thread->tid); | |
1489 | browser->hists->thread_filter = thread__get(thread); | |
1490 | perf_hpp__set_elide(HISTC_THREAD, false); | |
1491 | pstack__push(browser->pstack, &browser->hists->thread_filter); | |
1492 | } | |
1493 | ||
1494 | hists__filter_by_thread(browser->hists); | |
1495 | hist_browser__reset(browser); | |
1496 | return 0; | |
1497 | } | |
1498 | ||
1499 | static int | |
ea7cd592 NK |
1500 | add_thread_opt(struct hist_browser *browser, struct popup_action *act, |
1501 | char **optstr, struct thread *thread) | |
1502 | { | |
1503 | if (thread == NULL) | |
1504 | return 0; | |
1505 | ||
1506 | if (asprintf(optstr, "Zoom %s %s(%d) thread", | |
1507 | browser->hists->thread_filter ? "out of" : "into", | |
1508 | thread->comm_set ? thread__comm_str(thread) : "", | |
1509 | thread->tid) < 0) | |
1510 | return 0; | |
1511 | ||
1512 | act->thread = thread; | |
1513 | act->fn = do_zoom_thread; | |
1514 | return 1; | |
1515 | } | |
1516 | ||
1517 | static int | |
1518 | do_zoom_dso(struct hist_browser *browser, struct popup_action *act) | |
bc7cad42 | 1519 | { |
ea7cd592 NK |
1520 | struct dso *dso = act->dso; |
1521 | ||
bc7cad42 NK |
1522 | if (browser->hists->dso_filter) { |
1523 | pstack__remove(browser->pstack, &browser->hists->dso_filter); | |
1524 | perf_hpp__set_elide(HISTC_DSO, false); | |
1525 | browser->hists->dso_filter = NULL; | |
1526 | ui_helpline__pop(); | |
1527 | } else { | |
1528 | if (dso == NULL) | |
1529 | return 0; | |
1530 | ui_helpline__fpush("To zoom out press <- or -> + \"Zoom out of %s DSO\"", | |
1531 | dso->kernel ? "the Kernel" : dso->short_name); | |
1532 | browser->hists->dso_filter = dso; | |
1533 | perf_hpp__set_elide(HISTC_DSO, true); | |
1534 | pstack__push(browser->pstack, &browser->hists->dso_filter); | |
1535 | } | |
1536 | ||
1537 | hists__filter_by_dso(browser->hists); | |
1538 | hist_browser__reset(browser); | |
1539 | return 0; | |
1540 | } | |
1541 | ||
1542 | static int | |
ea7cd592 NK |
1543 | add_dso_opt(struct hist_browser *browser, struct popup_action *act, |
1544 | char **optstr, struct dso *dso) | |
bc7cad42 | 1545 | { |
ea7cd592 NK |
1546 | if (dso == NULL) |
1547 | return 0; | |
1548 | ||
1549 | if (asprintf(optstr, "Zoom %s %s DSO", | |
1550 | browser->hists->dso_filter ? "out of" : "into", | |
1551 | dso->kernel ? "the Kernel" : dso->short_name) < 0) | |
1552 | return 0; | |
1553 | ||
1554 | act->dso = dso; | |
1555 | act->fn = do_zoom_dso; | |
1556 | return 1; | |
1557 | } | |
1558 | ||
1559 | static int | |
1560 | do_browse_map(struct hist_browser *browser __maybe_unused, | |
1561 | struct popup_action *act) | |
1562 | { | |
1563 | map__browse(act->ms.map); | |
bc7cad42 NK |
1564 | return 0; |
1565 | } | |
1566 | ||
ea7cd592 NK |
1567 | static int |
1568 | add_map_opt(struct hist_browser *browser __maybe_unused, | |
1569 | struct popup_action *act, char **optstr, struct map *map) | |
1570 | { | |
1571 | if (map == NULL) | |
1572 | return 0; | |
1573 | ||
1574 | if (asprintf(optstr, "Browse map details") < 0) | |
1575 | return 0; | |
1576 | ||
1577 | act->ms.map = map; | |
1578 | act->fn = do_browse_map; | |
1579 | return 1; | |
1580 | } | |
1581 | ||
bc7cad42 NK |
1582 | static int |
1583 | do_run_script(struct hist_browser *browser __maybe_unused, | |
ea7cd592 | 1584 | struct popup_action *act) |
bc7cad42 NK |
1585 | { |
1586 | char script_opt[64]; | |
1587 | memset(script_opt, 0, sizeof(script_opt)); | |
1588 | ||
ea7cd592 | 1589 | if (act->thread) { |
bc7cad42 | 1590 | scnprintf(script_opt, sizeof(script_opt), " -c %s ", |
ea7cd592 NK |
1591 | thread__comm_str(act->thread)); |
1592 | } else if (act->ms.sym) { | |
bc7cad42 | 1593 | scnprintf(script_opt, sizeof(script_opt), " -S %s ", |
ea7cd592 | 1594 | act->ms.sym->name); |
bc7cad42 NK |
1595 | } |
1596 | ||
1597 | script_browse(script_opt); | |
1598 | return 0; | |
1599 | } | |
1600 | ||
1601 | static int | |
ea7cd592 NK |
1602 | add_script_opt(struct hist_browser *browser __maybe_unused, |
1603 | struct popup_action *act, char **optstr, | |
1604 | struct thread *thread, struct symbol *sym) | |
1605 | { | |
1606 | if (thread) { | |
1607 | if (asprintf(optstr, "Run scripts for samples of thread [%s]", | |
1608 | thread__comm_str(thread)) < 0) | |
1609 | return 0; | |
1610 | } else if (sym) { | |
1611 | if (asprintf(optstr, "Run scripts for samples of symbol [%s]", | |
1612 | sym->name) < 0) | |
1613 | return 0; | |
1614 | } else { | |
1615 | if (asprintf(optstr, "Run scripts for all samples") < 0) | |
1616 | return 0; | |
1617 | } | |
1618 | ||
1619 | act->thread = thread; | |
1620 | act->ms.sym = sym; | |
1621 | act->fn = do_run_script; | |
1622 | return 1; | |
1623 | } | |
1624 | ||
1625 | static int | |
1626 | do_switch_data(struct hist_browser *browser __maybe_unused, | |
1627 | struct popup_action *act __maybe_unused) | |
bc7cad42 NK |
1628 | { |
1629 | if (switch_data_file()) { | |
1630 | ui__warning("Won't switch the data files due to\n" | |
1631 | "no valid data file get selected!\n"); | |
ea7cd592 | 1632 | return 0; |
bc7cad42 NK |
1633 | } |
1634 | ||
1635 | return K_SWITCH_INPUT_DATA; | |
1636 | } | |
1637 | ||
ea7cd592 NK |
1638 | static int |
1639 | add_switch_opt(struct hist_browser *browser, | |
1640 | struct popup_action *act, char **optstr) | |
1641 | { | |
1642 | if (!is_report_browser(browser->hbt)) | |
1643 | return 0; | |
1644 | ||
1645 | if (asprintf(optstr, "Switch to another data file in PWD") < 0) | |
1646 | return 0; | |
1647 | ||
1648 | act->fn = do_switch_data; | |
1649 | return 1; | |
1650 | } | |
1651 | ||
1652 | static int | |
1653 | do_exit_browser(struct hist_browser *browser __maybe_unused, | |
1654 | struct popup_action *act __maybe_unused) | |
1655 | { | |
1656 | return 0; | |
1657 | } | |
1658 | ||
1659 | static int | |
1660 | add_exit_opt(struct hist_browser *browser __maybe_unused, | |
1661 | struct popup_action *act, char **optstr) | |
1662 | { | |
1663 | if (asprintf(optstr, "Exit") < 0) | |
1664 | return 0; | |
1665 | ||
1666 | act->fn = do_exit_browser; | |
1667 | return 1; | |
1668 | } | |
1669 | ||
112f761f | 1670 | static void hist_browser__update_nr_entries(struct hist_browser *hb) |
064f1981 NK |
1671 | { |
1672 | u64 nr_entries = 0; | |
1673 | struct rb_node *nd = rb_first(&hb->hists->entries); | |
1674 | ||
268397cb NK |
1675 | if (hb->min_pcnt == 0) { |
1676 | hb->nr_non_filtered_entries = hb->hists->nr_non_filtered_entries; | |
1677 | return; | |
1678 | } | |
1679 | ||
14135663 | 1680 | while ((nd = hists__filter_entries(nd, hb->min_pcnt)) != NULL) { |
064f1981 | 1681 | nr_entries++; |
c481f930 | 1682 | nd = rb_next(nd); |
064f1981 NK |
1683 | } |
1684 | ||
112f761f | 1685 | hb->nr_non_filtered_entries = nr_entries; |
064f1981 | 1686 | } |
341487ab | 1687 | |
34958544 | 1688 | static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events, |
dd00d486 | 1689 | const char *helpline, |
81cce8de | 1690 | bool left_exits, |
68d80758 | 1691 | struct hist_browser_timer *hbt, |
064f1981 | 1692 | float min_pcnt, |
68d80758 | 1693 | struct perf_session_env *env) |
d1b4f249 | 1694 | { |
4ea062ed | 1695 | struct hists *hists = evsel__hists(evsel); |
b1a9ceef | 1696 | struct hist_browser *browser = hist_browser__new(hists, hbt, env); |
a68c2c58 | 1697 | struct branch_info *bi; |
f2b487db NK |
1698 | #define MAX_OPTIONS 16 |
1699 | char *options[MAX_OPTIONS]; | |
ea7cd592 | 1700 | struct popup_action actions[MAX_OPTIONS]; |
24bff2dc | 1701 | int nr_options = 0; |
d1b4f249 | 1702 | int key = -1; |
938a23ae | 1703 | char buf[64]; |
9783adf7 | 1704 | int delay_secs = hbt ? hbt->refresh : 0; |
59dc9f25 | 1705 | struct perf_hpp_fmt *fmt; |
d1b4f249 | 1706 | |
e8e684a5 NK |
1707 | #define HIST_BROWSER_HELP_COMMON \ |
1708 | "h/?/F1 Show this window\n" \ | |
1709 | "UP/DOWN/PGUP\n" \ | |
1710 | "PGDN/SPACE Navigate\n" \ | |
1711 | "q/ESC/CTRL+C Exit browser\n\n" \ | |
1712 | "For multiple event sessions:\n\n" \ | |
1713 | "TAB/UNTAB Switch events\n\n" \ | |
1714 | "For symbolic views (--sort has sym):\n\n" \ | |
1715 | "-> Zoom into DSO/Threads & Annotate current symbol\n" \ | |
1716 | "<- Zoom out\n" \ | |
1717 | "a Annotate current symbol\n" \ | |
1718 | "C Collapse all callchains\n" \ | |
1719 | "d Zoom into current DSO\n" \ | |
1720 | "E Expand all callchains\n" \ | |
105eb30f | 1721 | "F Toggle percentage of filtered entries\n" \ |
025bf7ea | 1722 | "H Display column headers\n" \ |
e8e684a5 NK |
1723 | |
1724 | /* help messages are sorted by lexical order of the hotkey */ | |
1725 | const char report_help[] = HIST_BROWSER_HELP_COMMON | |
6dd60135 | 1726 | "i Show header information\n" |
e8e684a5 NK |
1727 | "P Print histograms to perf.hist.N\n" |
1728 | "r Run available scripts\n" | |
1729 | "s Switch to another data file in PWD\n" | |
1730 | "t Zoom into current Thread\n" | |
1731 | "V Verbose (DSO names in callchains, etc)\n" | |
1732 | "/ Filter symbol by name"; | |
1733 | const char top_help[] = HIST_BROWSER_HELP_COMMON | |
1734 | "P Print histograms to perf.hist.N\n" | |
1735 | "t Zoom into current Thread\n" | |
1736 | "V Verbose (DSO names in callchains, etc)\n" | |
42337a22 | 1737 | "z Toggle zeroing of samples\n" |
fbb7997e | 1738 | "f Enable/Disable events\n" |
e8e684a5 NK |
1739 | "/ Filter symbol by name"; |
1740 | ||
d1b4f249 ACM |
1741 | if (browser == NULL) |
1742 | return -1; | |
1743 | ||
ed426915 NK |
1744 | /* reset abort key so that it can get Ctrl-C as a key */ |
1745 | SLang_reset_tty(); | |
1746 | SLang_init_tty(0, 0, 0); | |
1747 | ||
064f1981 NK |
1748 | if (min_pcnt) { |
1749 | browser->min_pcnt = min_pcnt; | |
112f761f | 1750 | hist_browser__update_nr_entries(browser); |
064f1981 NK |
1751 | } |
1752 | ||
01f00a1c NK |
1753 | browser->pstack = pstack__new(2); |
1754 | if (browser->pstack == NULL) | |
d1b4f249 ACM |
1755 | goto out; |
1756 | ||
1757 | ui_helpline__push(helpline); | |
1758 | ||
24bff2dc | 1759 | memset(options, 0, sizeof(options)); |
ea7cd592 | 1760 | memset(actions, 0, sizeof(actions)); |
24bff2dc | 1761 | |
59dc9f25 NK |
1762 | perf_hpp__for_each_format(fmt) |
1763 | perf_hpp__reset_width(fmt, hists); | |
1764 | ||
5b591669 NK |
1765 | if (symbol_conf.col_width_list_str) |
1766 | perf_hpp__set_user_width(symbol_conf.col_width_list_str); | |
1767 | ||
d1b4f249 | 1768 | while (1) { |
f3b623b8 | 1769 | struct thread *thread = NULL; |
bc7cad42 | 1770 | struct dso *dso = NULL; |
ea7cd592 | 1771 | int choice = 0; |
d1b4f249 | 1772 | |
24bff2dc SE |
1773 | nr_options = 0; |
1774 | ||
5f00b0f4 | 1775 | key = hist_browser__run(browser, helpline); |
d1b4f249 | 1776 | |
60098917 ACM |
1777 | if (browser->he_selection != NULL) { |
1778 | thread = hist_browser__selected_thread(browser); | |
1779 | dso = browser->selection->map ? browser->selection->map->dso : NULL; | |
1780 | } | |
b50e003d | 1781 | switch (key) { |
cf958003 ACM |
1782 | case K_TAB: |
1783 | case K_UNTAB: | |
e4419b8e DA |
1784 | if (nr_events == 1) |
1785 | continue; | |
b50e003d ACM |
1786 | /* |
1787 | * Exit the browser, let hists__browser_tree | |
1788 | * go to the next or previous | |
1789 | */ | |
1790 | goto out_free_stack; | |
1791 | case 'a': | |
9c796ec8 | 1792 | if (!sort__has_sym) { |
7b27509f | 1793 | ui_browser__warning(&browser->b, delay_secs * 2, |
a6e51f9f | 1794 | "Annotation is only available for symbolic views, " |
a68c2c58 | 1795 | "include \"sym*\" in --sort to use it."); |
a6e51f9f ACM |
1796 | continue; |
1797 | } | |
1798 | ||
60098917 | 1799 | if (browser->selection == NULL || |
db9a9cbc | 1800 | browser->selection->sym == NULL || |
b50e003d | 1801 | browser->selection->map->dso->annotate_warned) |
d1b4f249 | 1802 | continue; |
bc7cad42 | 1803 | |
ea7cd592 NK |
1804 | actions->ms.map = browser->selection->map; |
1805 | actions->ms.sym = browser->selection->sym; | |
1806 | do_annotate(browser, actions); | |
bc7cad42 | 1807 | continue; |
aff3f3f6 ACM |
1808 | case 'P': |
1809 | hist_browser__dump(browser); | |
1810 | continue; | |
b50e003d | 1811 | case 'd': |
ea7cd592 NK |
1812 | actions->dso = dso; |
1813 | do_zoom_dso(browser, actions); | |
bc7cad42 | 1814 | continue; |
a7cb8863 ACM |
1815 | case 'V': |
1816 | browser->show_dso = !browser->show_dso; | |
1817 | continue; | |
b50e003d | 1818 | case 't': |
ea7cd592 NK |
1819 | actions->thread = thread; |
1820 | do_zoom_thread(browser, actions); | |
bc7cad42 | 1821 | continue; |
5a5626b1 | 1822 | case '/': |
938a23ae NK |
1823 | if (ui_browser__input_window("Symbol to show", |
1824 | "Please enter the name of symbol you want to see", | |
1825 | buf, "ENTER: OK, ESC: Cancel", | |
1826 | delay_secs * 2) == K_ENTER) { | |
05e8b080 ACM |
1827 | hists->symbol_filter_str = *buf ? buf : NULL; |
1828 | hists__filter_by_symbol(hists); | |
938a23ae NK |
1829 | hist_browser__reset(browser); |
1830 | } | |
1831 | continue; | |
cdbab7c2 | 1832 | case 'r': |
ea7cd592 NK |
1833 | if (is_report_browser(hbt)) { |
1834 | actions->thread = NULL; | |
1835 | actions->ms.sym = NULL; | |
1836 | do_run_script(browser, actions); | |
1837 | } | |
c77d8d70 | 1838 | continue; |
341487ab | 1839 | case 's': |
bc7cad42 | 1840 | if (is_report_browser(hbt)) { |
ea7cd592 | 1841 | key = do_switch_data(browser, actions); |
bc7cad42 NK |
1842 | if (key == K_SWITCH_INPUT_DATA) |
1843 | goto out_free_stack; | |
1844 | } | |
341487ab | 1845 | continue; |
6dd60135 NK |
1846 | case 'i': |
1847 | /* env->arch is NULL for live-mode (i.e. perf top) */ | |
1848 | if (env->arch) | |
1849 | tui__header_window(env); | |
1850 | continue; | |
105eb30f NK |
1851 | case 'F': |
1852 | symbol_conf.filter_relative ^= 1; | |
1853 | continue; | |
42337a22 NK |
1854 | case 'z': |
1855 | if (!is_report_browser(hbt)) { | |
1856 | struct perf_top *top = hbt->arg; | |
1857 | ||
1858 | top->zero = !top->zero; | |
1859 | } | |
1860 | continue; | |
cf958003 | 1861 | case K_F1: |
b50e003d ACM |
1862 | case 'h': |
1863 | case '?': | |
4610e413 | 1864 | ui_browser__help_window(&browser->b, |
e8e684a5 | 1865 | is_report_browser(hbt) ? report_help : top_help); |
b50e003d | 1866 | continue; |
cf958003 ACM |
1867 | case K_ENTER: |
1868 | case K_RIGHT: | |
b50e003d ACM |
1869 | /* menu */ |
1870 | break; | |
cf958003 | 1871 | case K_LEFT: { |
b50e003d | 1872 | const void *top; |
d1b4f249 | 1873 | |
01f00a1c | 1874 | if (pstack__empty(browser->pstack)) { |
7f0030b2 ACM |
1875 | /* |
1876 | * Go back to the perf_evsel_menu__run or other user | |
1877 | */ | |
1878 | if (left_exits) | |
1879 | goto out_free_stack; | |
d1b4f249 | 1880 | continue; |
7f0030b2 | 1881 | } |
6422184b | 1882 | top = pstack__peek(browser->pstack); |
bc7cad42 | 1883 | if (top == &browser->hists->dso_filter) { |
6422184b NK |
1884 | /* |
1885 | * No need to set actions->dso here since | |
1886 | * it's just to remove the current filter. | |
1887 | * Ditto for thread below. | |
1888 | */ | |
1889 | do_zoom_dso(browser, actions); | |
bc7cad42 | 1890 | } |
6422184b NK |
1891 | if (top == &browser->hists->thread_filter) |
1892 | do_zoom_thread(browser, actions); | |
b50e003d ACM |
1893 | continue; |
1894 | } | |
cf958003 | 1895 | case K_ESC: |
7f0030b2 | 1896 | if (!left_exits && |
4610e413 ACM |
1897 | !ui_browser__dialog_yesno(&browser->b, |
1898 | "Do you really want to exit?")) | |
b50e003d ACM |
1899 | continue; |
1900 | /* Fall thru */ | |
ed7e5662 ACM |
1901 | case 'q': |
1902 | case CTRL('c'): | |
516e5368 | 1903 | goto out_free_stack; |
fbb7997e | 1904 | case 'f': |
3e323dc0 ACM |
1905 | if (!is_report_browser(hbt)) |
1906 | goto out_free_stack; | |
1907 | /* Fall thru */ | |
ed7e5662 | 1908 | default: |
3e323dc0 | 1909 | helpline = "Press '?' for help on key bindings"; |
ed7e5662 | 1910 | continue; |
d1b4f249 ACM |
1911 | } |
1912 | ||
9c796ec8 | 1913 | if (!sort__has_sym) |
724c9c9f ACM |
1914 | goto add_exit_option; |
1915 | ||
0ba332f7 ACM |
1916 | if (browser->selection == NULL) |
1917 | goto skip_annotation; | |
1918 | ||
55369fc1 | 1919 | if (sort__mode == SORT_MODE__BRANCH) { |
a68c2c58 | 1920 | bi = browser->he_selection->branch_info; |
0ba332f7 ACM |
1921 | |
1922 | if (bi == NULL) | |
1923 | goto skip_annotation; | |
1924 | ||
ea7cd592 NK |
1925 | nr_options += add_annotate_opt(browser, |
1926 | &actions[nr_options], | |
1927 | &options[nr_options], | |
1928 | bi->from.map, | |
1929 | bi->from.sym); | |
1930 | if (bi->to.sym != bi->from.sym) | |
1931 | nr_options += add_annotate_opt(browser, | |
1932 | &actions[nr_options], | |
1933 | &options[nr_options], | |
1934 | bi->to.map, | |
1935 | bi->to.sym); | |
a68c2c58 | 1936 | } else { |
ea7cd592 NK |
1937 | nr_options += add_annotate_opt(browser, |
1938 | &actions[nr_options], | |
1939 | &options[nr_options], | |
1940 | browser->selection->map, | |
1941 | browser->selection->sym); | |
a68c2c58 | 1942 | } |
0ba332f7 | 1943 | skip_annotation: |
ea7cd592 NK |
1944 | nr_options += add_thread_opt(browser, &actions[nr_options], |
1945 | &options[nr_options], thread); | |
1946 | nr_options += add_dso_opt(browser, &actions[nr_options], | |
1947 | &options[nr_options], dso); | |
1948 | nr_options += add_map_opt(browser, &actions[nr_options], | |
1949 | &options[nr_options], | |
1950 | browser->selection->map); | |
cdbab7c2 FT |
1951 | |
1952 | /* perf script support */ | |
1953 | if (browser->he_selection) { | |
ea7cd592 NK |
1954 | nr_options += add_script_opt(browser, |
1955 | &actions[nr_options], | |
1956 | &options[nr_options], | |
1957 | thread, NULL); | |
1958 | nr_options += add_script_opt(browser, | |
1959 | &actions[nr_options], | |
1960 | &options[nr_options], | |
1961 | NULL, browser->selection->sym); | |
cdbab7c2 | 1962 | } |
ea7cd592 NK |
1963 | nr_options += add_script_opt(browser, &actions[nr_options], |
1964 | &options[nr_options], NULL, NULL); | |
1965 | nr_options += add_switch_opt(browser, &actions[nr_options], | |
1966 | &options[nr_options]); | |
724c9c9f | 1967 | add_exit_option: |
ea7cd592 NK |
1968 | nr_options += add_exit_opt(browser, &actions[nr_options], |
1969 | &options[nr_options]); | |
d1b4f249 | 1970 | |
ea7cd592 NK |
1971 | do { |
1972 | struct popup_action *act; | |
68d80758 | 1973 | |
ea7cd592 NK |
1974 | choice = ui__popup_menu(nr_options, options); |
1975 | if (choice == -1 || choice >= nr_options) | |
1976 | break; | |
a68c2c58 | 1977 | |
ea7cd592 NK |
1978 | act = &actions[choice]; |
1979 | key = act->fn(browser, act); | |
1980 | } while (key == 1); | |
a68c2c58 | 1981 | |
ea7cd592 NK |
1982 | if (key == K_SWITCH_INPUT_DATA) |
1983 | break; | |
d1b4f249 ACM |
1984 | } |
1985 | out_free_stack: | |
01f00a1c | 1986 | pstack__delete(browser->pstack); |
d1b4f249 ACM |
1987 | out: |
1988 | hist_browser__delete(browser); | |
f2b487db | 1989 | free_popup_options(options, MAX_OPTIONS); |
d1b4f249 ACM |
1990 | return key; |
1991 | } | |
1992 | ||
7f0030b2 ACM |
1993 | struct perf_evsel_menu { |
1994 | struct ui_browser b; | |
1995 | struct perf_evsel *selection; | |
7b27509f | 1996 | bool lost_events, lost_events_warned; |
064f1981 | 1997 | float min_pcnt; |
68d80758 | 1998 | struct perf_session_env *env; |
7f0030b2 ACM |
1999 | }; |
2000 | ||
2001 | static void perf_evsel_menu__write(struct ui_browser *browser, | |
2002 | void *entry, int row) | |
2003 | { | |
2004 | struct perf_evsel_menu *menu = container_of(browser, | |
2005 | struct perf_evsel_menu, b); | |
2006 | struct perf_evsel *evsel = list_entry(entry, struct perf_evsel, node); | |
4ea062ed | 2007 | struct hists *hists = evsel__hists(evsel); |
7f0030b2 | 2008 | bool current_entry = ui_browser__is_current_entry(browser, row); |
4ea062ed | 2009 | unsigned long nr_events = hists->stats.nr_events[PERF_RECORD_SAMPLE]; |
7289f83c | 2010 | const char *ev_name = perf_evsel__name(evsel); |
7f0030b2 | 2011 | char bf[256], unit; |
7b27509f ACM |
2012 | const char *warn = " "; |
2013 | size_t printed; | |
7f0030b2 ACM |
2014 | |
2015 | ui_browser__set_color(browser, current_entry ? HE_COLORSET_SELECTED : | |
2016 | HE_COLORSET_NORMAL); | |
2017 | ||
759ff497 | 2018 | if (perf_evsel__is_group_event(evsel)) { |
717e263f NK |
2019 | struct perf_evsel *pos; |
2020 | ||
2021 | ev_name = perf_evsel__group_name(evsel); | |
2022 | ||
2023 | for_each_group_member(pos, evsel) { | |
4ea062ed ACM |
2024 | struct hists *pos_hists = evsel__hists(pos); |
2025 | nr_events += pos_hists->stats.nr_events[PERF_RECORD_SAMPLE]; | |
717e263f NK |
2026 | } |
2027 | } | |
2028 | ||
7f0030b2 | 2029 | nr_events = convert_unit(nr_events, &unit); |
e7f01d1e | 2030 | printed = scnprintf(bf, sizeof(bf), "%lu%c%s%s", nr_events, |
7b27509f ACM |
2031 | unit, unit == ' ' ? "" : " ", ev_name); |
2032 | slsmg_printf("%s", bf); | |
2033 | ||
4ea062ed | 2034 | nr_events = hists->stats.nr_events[PERF_RECORD_LOST]; |
7b27509f ACM |
2035 | if (nr_events != 0) { |
2036 | menu->lost_events = true; | |
2037 | if (!current_entry) | |
2038 | ui_browser__set_color(browser, HE_COLORSET_TOP); | |
2039 | nr_events = convert_unit(nr_events, &unit); | |
e7f01d1e ACM |
2040 | printed += scnprintf(bf, sizeof(bf), ": %ld%c%schunks LOST!", |
2041 | nr_events, unit, unit == ' ' ? "" : " "); | |
7b27509f ACM |
2042 | warn = bf; |
2043 | } | |
2044 | ||
2045 | slsmg_write_nstring(warn, browser->width - printed); | |
7f0030b2 ACM |
2046 | |
2047 | if (current_entry) | |
2048 | menu->selection = evsel; | |
2049 | } | |
2050 | ||
34958544 ACM |
2051 | static int perf_evsel_menu__run(struct perf_evsel_menu *menu, |
2052 | int nr_events, const char *help, | |
9783adf7 | 2053 | struct hist_browser_timer *hbt) |
d1b4f249 | 2054 | { |
7f0030b2 | 2055 | struct perf_evlist *evlist = menu->b.priv; |
e248de33 | 2056 | struct perf_evsel *pos; |
dd00d486 | 2057 | const char *title = "Available samples"; |
9783adf7 | 2058 | int delay_secs = hbt ? hbt->refresh : 0; |
7f0030b2 | 2059 | int key; |
d1b4f249 | 2060 | |
7f0030b2 ACM |
2061 | if (ui_browser__show(&menu->b, title, |
2062 | "ESC: exit, ENTER|->: Browse histograms") < 0) | |
2063 | return -1; | |
2064 | ||
7f0030b2 | 2065 | while (1) { |
3af6e338 | 2066 | key = ui_browser__run(&menu->b, delay_secs); |
7f0030b2 ACM |
2067 | |
2068 | switch (key) { | |
cf958003 | 2069 | case K_TIMER: |
9783adf7 | 2070 | hbt->timer(hbt->arg); |
7b27509f ACM |
2071 | |
2072 | if (!menu->lost_events_warned && menu->lost_events) { | |
2073 | ui_browser__warn_lost_events(&menu->b); | |
2074 | menu->lost_events_warned = true; | |
2075 | } | |
81cce8de | 2076 | continue; |
cf958003 ACM |
2077 | case K_RIGHT: |
2078 | case K_ENTER: | |
7f0030b2 ACM |
2079 | if (!menu->selection) |
2080 | continue; | |
2081 | pos = menu->selection; | |
2082 | browse_hists: | |
18eaf0b8 ACM |
2083 | perf_evlist__set_selected(evlist, pos); |
2084 | /* | |
2085 | * Give the calling tool a chance to populate the non | |
2086 | * default evsel resorted hists tree. | |
2087 | */ | |
9783adf7 NK |
2088 | if (hbt) |
2089 | hbt->timer(hbt->arg); | |
34958544 | 2090 | key = perf_evsel__hists_browse(pos, nr_events, help, |
dd00d486 | 2091 | true, hbt, |
064f1981 | 2092 | menu->min_pcnt, |
68d80758 | 2093 | menu->env); |
7f0030b2 | 2094 | ui_browser__show_title(&menu->b, title); |
18eaf0b8 | 2095 | switch (key) { |
cf958003 | 2096 | case K_TAB: |
18eaf0b8 | 2097 | if (pos->node.next == &evlist->entries) |
9a354cdc | 2098 | pos = perf_evlist__first(evlist); |
18eaf0b8 | 2099 | else |
9a354cdc | 2100 | pos = perf_evsel__next(pos); |
18eaf0b8 | 2101 | goto browse_hists; |
cf958003 | 2102 | case K_UNTAB: |
18eaf0b8 | 2103 | if (pos->node.prev == &evlist->entries) |
9a354cdc | 2104 | pos = perf_evlist__last(evlist); |
18eaf0b8 | 2105 | else |
d87fcb4a | 2106 | pos = perf_evsel__prev(pos); |
18eaf0b8 | 2107 | goto browse_hists; |
cf958003 | 2108 | case K_ESC: |
4610e413 ACM |
2109 | if (!ui_browser__dialog_yesno(&menu->b, |
2110 | "Do you really want to exit?")) | |
18eaf0b8 ACM |
2111 | continue; |
2112 | /* Fall thru */ | |
341487ab | 2113 | case K_SWITCH_INPUT_DATA: |
18eaf0b8 ACM |
2114 | case 'q': |
2115 | case CTRL('c'): | |
2116 | goto out; | |
2117 | default: | |
2118 | continue; | |
2119 | } | |
cf958003 | 2120 | case K_LEFT: |
7f0030b2 | 2121 | continue; |
cf958003 | 2122 | case K_ESC: |
4610e413 ACM |
2123 | if (!ui_browser__dialog_yesno(&menu->b, |
2124 | "Do you really want to exit?")) | |
ed7e5662 ACM |
2125 | continue; |
2126 | /* Fall thru */ | |
7f0030b2 ACM |
2127 | case 'q': |
2128 | case CTRL('c'): | |
2129 | goto out; | |
d1b4f249 | 2130 | default: |
18eaf0b8 | 2131 | continue; |
d1b4f249 ACM |
2132 | } |
2133 | } | |
2134 | ||
7f0030b2 ACM |
2135 | out: |
2136 | ui_browser__hide(&menu->b); | |
2137 | return key; | |
2138 | } | |
2139 | ||
316c7136 | 2140 | static bool filter_group_entries(struct ui_browser *browser __maybe_unused, |
fc24d7c2 NK |
2141 | void *entry) |
2142 | { | |
2143 | struct perf_evsel *evsel = list_entry(entry, struct perf_evsel, node); | |
2144 | ||
2145 | if (symbol_conf.event_group && !perf_evsel__is_group_leader(evsel)) | |
2146 | return true; | |
2147 | ||
2148 | return false; | |
2149 | } | |
2150 | ||
7f0030b2 | 2151 | static int __perf_evlist__tui_browse_hists(struct perf_evlist *evlist, |
fc24d7c2 | 2152 | int nr_entries, const char *help, |
68d80758 | 2153 | struct hist_browser_timer *hbt, |
064f1981 | 2154 | float min_pcnt, |
68d80758 | 2155 | struct perf_session_env *env) |
7f0030b2 ACM |
2156 | { |
2157 | struct perf_evsel *pos; | |
2158 | struct perf_evsel_menu menu = { | |
2159 | .b = { | |
2160 | .entries = &evlist->entries, | |
2161 | .refresh = ui_browser__list_head_refresh, | |
2162 | .seek = ui_browser__list_head_seek, | |
2163 | .write = perf_evsel_menu__write, | |
fc24d7c2 NK |
2164 | .filter = filter_group_entries, |
2165 | .nr_entries = nr_entries, | |
7f0030b2 ACM |
2166 | .priv = evlist, |
2167 | }, | |
064f1981 | 2168 | .min_pcnt = min_pcnt, |
68d80758 | 2169 | .env = env, |
7f0030b2 ACM |
2170 | }; |
2171 | ||
2172 | ui_helpline__push("Press ESC to exit"); | |
2173 | ||
0050f7aa | 2174 | evlist__for_each(evlist, pos) { |
7289f83c | 2175 | const char *ev_name = perf_evsel__name(pos); |
7f0030b2 ACM |
2176 | size_t line_len = strlen(ev_name) + 7; |
2177 | ||
2178 | if (menu.b.width < line_len) | |
2179 | menu.b.width = line_len; | |
7f0030b2 ACM |
2180 | } |
2181 | ||
fc24d7c2 | 2182 | return perf_evsel_menu__run(&menu, nr_entries, help, hbt); |
7f0030b2 ACM |
2183 | } |
2184 | ||
81cce8de | 2185 | int perf_evlist__tui_browse_hists(struct perf_evlist *evlist, const char *help, |
68d80758 | 2186 | struct hist_browser_timer *hbt, |
064f1981 | 2187 | float min_pcnt, |
68d80758 | 2188 | struct perf_session_env *env) |
7f0030b2 | 2189 | { |
fc24d7c2 NK |
2190 | int nr_entries = evlist->nr_entries; |
2191 | ||
2192 | single_entry: | |
2193 | if (nr_entries == 1) { | |
9a354cdc | 2194 | struct perf_evsel *first = perf_evlist__first(evlist); |
fc24d7c2 NK |
2195 | |
2196 | return perf_evsel__hists_browse(first, nr_entries, help, | |
dd00d486 | 2197 | false, hbt, min_pcnt, |
064f1981 | 2198 | env); |
7f0030b2 ACM |
2199 | } |
2200 | ||
fc24d7c2 NK |
2201 | if (symbol_conf.event_group) { |
2202 | struct perf_evsel *pos; | |
2203 | ||
2204 | nr_entries = 0; | |
0050f7aa | 2205 | evlist__for_each(evlist, pos) { |
fc24d7c2 NK |
2206 | if (perf_evsel__is_group_leader(pos)) |
2207 | nr_entries++; | |
0050f7aa | 2208 | } |
fc24d7c2 NK |
2209 | |
2210 | if (nr_entries == 1) | |
2211 | goto single_entry; | |
2212 | } | |
2213 | ||
2214 | return __perf_evlist__tui_browse_hists(evlist, nr_entries, help, | |
064f1981 | 2215 | hbt, min_pcnt, env); |
d1b4f249 | 2216 | } |