1 // SPDX-License-Identifier: GPL-2.0-only
3 * svghelper.c - helper functions for outputting svg
5 * (C) Copyright 2009 Intel Corporation
16 #include <linux/bitmap.h>
17 #include <linux/string.h>
18 #include <linux/time64.h>
19 #include <linux/zalloc.h>
20 #include <internal/cpumap.h>
21 #include <perf/cpumap.h>
24 #include "svghelper.h"
26 static u64 first_time, last_time;
27 static u64 turbo_frequency, max_freq;
30 #define SLOT_MULT 30.0
31 #define SLOT_HEIGHT 25.0
32 #define SLOT_HALF (SLOT_HEIGHT / 2)
34 int svg_page_width = 1000;
36 const char *svg_highlight_name;
38 #define MIN_TEXT_SIZE 0.01
40 static u64 total_height;
43 static double cpu2slot(int cpu)
48 static int *topology_map;
50 static double cpu2y(int cpu)
53 return cpu2slot(topology_map[cpu]) * SLOT_MULT;
55 return cpu2slot(cpu) * SLOT_MULT;
58 static double time2pixels(u64 __time)
62 X = 1.0 * svg_page_width * (__time - first_time) / (last_time - first_time);
67 * Round text sizes so that the svg viewer only needs a discrete
68 * number of renderings of the font
70 static double round_text_size(double size)
80 target = target / 2.0;
85 void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end)
89 svgfile = fopen(filename, "w");
91 fprintf(stderr, "Cannot open %s for output\n", filename);
95 first_time = first_time / 100000000 * 100000000;
99 * if the recording is short, we default to a width of 1000, but
100 * for longer recordings we want at least 200 units of width per second
102 new_width = (last_time - first_time) / 5000000;
104 if (new_width > svg_page_width)
105 svg_page_width = new_width;
107 total_height = (1 + rows + cpu2slot(cpus)) * SLOT_MULT;
108 fprintf(svgfile, "<?xml version=\"1.0\" standalone=\"no\"?> \n");
109 fprintf(svgfile, "<!DOCTYPE svg SYSTEM \"http://www.w3.org/Graphics/SVG/1.1/DTD/svg11.dtd\">\n");
110 fprintf(svgfile, "<svg width=\"%i\" height=\"%" PRIu64 "\" version=\"1.1\" xmlns=\"http://www.w3.org/2000/svg\">\n", svg_page_width, total_height);
112 fprintf(svgfile, "<defs>\n <style type=\"text/css\">\n <![CDATA[\n");
114 fprintf(svgfile, " rect { stroke-width: 1; }\n");
115 fprintf(svgfile, " rect.process { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1; stroke:rgb( 0, 0, 0); } \n");
116 fprintf(svgfile, " rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
117 fprintf(svgfile, " rect.process3 { fill:rgb(180,180,180); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
118 fprintf(svgfile, " rect.sample { fill:rgb( 0, 0,255); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
119 fprintf(svgfile, " rect.sample_hi{ fill:rgb(255,128, 0); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
120 fprintf(svgfile, " rect.error { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
121 fprintf(svgfile, " rect.net { fill:rgb( 0,128, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
122 fprintf(svgfile, " rect.disk { fill:rgb( 0, 0,255); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
123 fprintf(svgfile, " rect.sync { fill:rgb(128,128, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
124 fprintf(svgfile, " rect.poll { fill:rgb( 0,128,128); fill-opacity:0.2; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
125 fprintf(svgfile, " rect.blocked { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
126 fprintf(svgfile, " rect.waiting { fill:rgb(224,214, 0); fill-opacity:0.8; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
127 fprintf(svgfile, " rect.WAITING { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0; stroke:rgb( 0, 0, 0); } \n");
128 fprintf(svgfile, " rect.cpu { fill:rgb(192,192,192); fill-opacity:0.2; stroke-width:0.5; stroke:rgb(128,128,128); } \n");
129 fprintf(svgfile, " rect.pstate { fill:rgb(128,128,128); fill-opacity:0.8; stroke-width:0; } \n");
130 fprintf(svgfile, " rect.c1 { fill:rgb(255,214,214); fill-opacity:0.5; stroke-width:0; } \n");
131 fprintf(svgfile, " rect.c2 { fill:rgb(255,172,172); fill-opacity:0.5; stroke-width:0; } \n");
132 fprintf(svgfile, " rect.c3 { fill:rgb(255,130,130); fill-opacity:0.5; stroke-width:0; } \n");
133 fprintf(svgfile, " rect.c4 { fill:rgb(255, 88, 88); fill-opacity:0.5; stroke-width:0; } \n");
134 fprintf(svgfile, " rect.c5 { fill:rgb(255, 44, 44); fill-opacity:0.5; stroke-width:0; } \n");
135 fprintf(svgfile, " rect.c6 { fill:rgb(255, 0, 0); fill-opacity:0.5; stroke-width:0; } \n");
136 fprintf(svgfile, " line.pstate { stroke:rgb(255,255, 0); stroke-opacity:0.8; stroke-width:2; } \n");
138 fprintf(svgfile, " ]]>\n </style>\n</defs>\n");
141 static double normalize_height(double height)
145 else if (height < 0.50)
147 else if (height < 0.75)
153 void svg_ubox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges)
155 double w = time2pixels(end) - time2pixels(start);
156 height = normalize_height(height);
161 fprintf(svgfile, "<g>\n");
162 fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges);
163 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n",
169 fprintf(svgfile, "</g>\n");
172 void svg_lbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges)
174 double w = time2pixels(end) - time2pixels(start);
175 height = normalize_height(height);
180 fprintf(svgfile, "<g>\n");
181 fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges);
182 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n",
185 Yslot * SLOT_MULT + SLOT_HEIGHT - SLOT_HALF * height,
188 fprintf(svgfile, "</g>\n");
191 void svg_fbox(int Yslot, u64 start, u64 end, double height, const char *type, int fd, int err, int merges)
193 double w = time2pixels(end) - time2pixels(start);
194 height = normalize_height(height);
199 fprintf(svgfile, "<g>\n");
200 fprintf(svgfile, "<title>fd=%d error=%d merges=%d</title>\n", fd, err, merges);
201 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n",
204 Yslot * SLOT_MULT + SLOT_HEIGHT - SLOT_HEIGHT * height,
205 SLOT_HEIGHT * height,
207 fprintf(svgfile, "</g>\n");
210 void svg_box(int Yslot, u64 start, u64 end, const char *type)
215 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n",
216 time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT, type);
219 static char *time_to_string(u64 duration);
220 void svg_blocked(int Yslot, int cpu, u64 start, u64 end, const char *backtrace)
225 fprintf(svgfile, "<g>\n");
226 fprintf(svgfile, "<title>#%d blocked %s</title>\n", cpu,
227 time_to_string(end - start));
229 fprintf(svgfile, "<desc>Blocked on:\n%s</desc>\n", backtrace);
230 svg_box(Yslot, start, end, "blocked");
231 fprintf(svgfile, "</g>\n");
234 void svg_running(int Yslot, int cpu, u64 start, u64 end, const char *backtrace)
242 if (svg_highlight && end - start > svg_highlight)
246 fprintf(svgfile, "<g>\n");
248 fprintf(svgfile, "<title>#%d running %s</title>\n",
249 cpu, time_to_string(end - start));
251 fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace);
252 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"%s\"/>\n",
253 time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT,
256 text_size = (time2pixels(end)-time2pixels(start));
258 text_size = text_size/2;
259 if (text_size > 1.25)
261 text_size = round_text_size(text_size);
263 if (text_size > MIN_TEXT_SIZE)
264 fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"%.8fpt\">%i</text>\n",
265 time2pixels(start), Yslot * SLOT_MULT + SLOT_HEIGHT - 1, text_size, cpu + 1);
267 fprintf(svgfile, "</g>\n");
270 static char *time_to_string(u64 duration)
272 static char text[80];
276 if (duration < NSEC_PER_USEC) /* less than 1 usec */
279 if (duration < NSEC_PER_MSEC) { /* less than 1 msec */
280 sprintf(text, "%.1f us", duration / (double)NSEC_PER_USEC);
283 sprintf(text, "%.1f ms", duration / (double)NSEC_PER_MSEC);
288 void svg_waiting(int Yslot, int cpu, u64 start, u64 end, const char *backtrace)
299 if (end-start > 10 * NSEC_PER_MSEC) /* 10 msec */
302 text = time_to_string(end-start);
304 font_size = 1.0 * (time2pixels(end)-time2pixels(start));
309 font_size = round_text_size(font_size);
311 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\">\n", time2pixels(start), Yslot * SLOT_MULT);
312 fprintf(svgfile, "<title>#%d waiting %s</title>\n", cpu, time_to_string(end - start));
314 fprintf(svgfile, "<desc>Waiting on:\n%s</desc>\n", backtrace);
315 fprintf(svgfile, "<rect x=\"0\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n",
316 time2pixels(end)-time2pixels(start), SLOT_HEIGHT, style);
317 if (font_size > MIN_TEXT_SIZE)
318 fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%.8fpt\"> %s</text>\n",
320 fprintf(svgfile, "</g>\n");
323 static char *cpu_model(void)
325 static char cpu_m[255];
331 file = fopen("/proc/cpuinfo", "r");
333 while (fgets(buf, 255, file)) {
334 if (strstr(buf, "model name")) {
335 strlcpy(cpu_m, &buf[13], 255);
343 file = fopen("/sys/devices/system/cpu/cpu0/cpufreq/scaling_available_frequencies", "r");
345 while (fgets(buf, 255, file)) {
347 freq = strtoull(buf, NULL, 10);
356 void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
362 max_freq = __max_freq;
363 turbo_frequency = __turbo_freq;
365 fprintf(svgfile, "<g>\n");
367 fprintf(svgfile, "<rect x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\" class=\"cpu\"/>\n",
368 time2pixels(first_time),
369 time2pixels(last_time)-time2pixels(first_time),
370 cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
372 sprintf(cpu_string, "CPU %i", (int)cpu);
373 fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\">%s</text>\n",
374 10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
376 fprintf(svgfile, "<text transform=\"translate(%.8f,%.8f)\" font-size=\"1.25pt\">%s</text>\n",
377 10+time2pixels(first_time), cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - 4, cpu_model());
379 fprintf(svgfile, "</g>\n");
382 void svg_process(int cpu, u64 start, u64 end, int pid, const char *name, const char *backtrace)
390 if (svg_highlight && end - start >= svg_highlight)
392 else if (svg_highlight_name && strstr(name, svg_highlight_name))
397 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\">\n", time2pixels(start), cpu2y(cpu));
398 fprintf(svgfile, "<title>%d %s running %s</title>\n", pid, name, time_to_string(end - start));
400 fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace);
401 fprintf(svgfile, "<rect x=\"0\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n",
402 time2pixels(end)-time2pixels(start), SLOT_MULT+SLOT_HEIGHT, type);
403 width = time2pixels(end)-time2pixels(start);
407 width = round_text_size(width);
409 if (width > MIN_TEXT_SIZE)
410 fprintf(svgfile, "<text transform=\"rotate(90)\" font-size=\"%.8fpt\">%s</text>\n",
413 fprintf(svgfile, "</g>\n");
416 void svg_cstate(int cpu, u64 start, u64 end, int type)
425 fprintf(svgfile, "<g>\n");
429 sprintf(style, "c%i", type);
431 fprintf(svgfile, "<rect class=\"%s\" x=\"%.8f\" width=\"%.8f\" y=\"%.1f\" height=\"%.1f\"/>\n",
433 time2pixels(start), time2pixels(end)-time2pixels(start),
434 cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
436 width = (time2pixels(end)-time2pixels(start))/2.0;
440 width = round_text_size(width);
442 if (width > MIN_TEXT_SIZE)
443 fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"%.8fpt\">C%i</text>\n",
444 time2pixels(start), cpu2y(cpu)+width, width, type);
446 fprintf(svgfile, "</g>\n");
449 static char *HzToHuman(unsigned long hz)
451 static char buffer[1024];
452 unsigned long long Hz;
454 memset(buffer, 0, 1024);
458 /* default: just put the Number in */
459 sprintf(buffer, "%9lli", Hz);
462 sprintf(buffer, " %6lli Mhz", (Hz+500)/1000);
465 sprintf(buffer, " %6.2f Ghz", (Hz+5000.0)/1000000);
467 if (Hz == turbo_frequency)
468 sprintf(buffer, "Turbo");
473 void svg_pstate(int cpu, u64 start, u64 end, u64 freq)
480 fprintf(svgfile, "<g>\n");
483 height = freq * 1.0 / max_freq * (SLOT_HEIGHT + SLOT_MULT);
484 height = 1 + cpu2y(cpu) + SLOT_MULT + SLOT_HEIGHT - height;
485 fprintf(svgfile, "<line x1=\"%.8f\" x2=\"%.8f\" y1=\"%.1f\" y2=\"%.1f\" class=\"pstate\"/>\n",
486 time2pixels(start), time2pixels(end), height, height);
487 fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\" font-size=\"0.25pt\">%s</text>\n",
488 time2pixels(start), height+0.9, HzToHuman(freq));
490 fprintf(svgfile, "</g>\n");
494 void svg_partial_wakeline(u64 start, int row1, char *desc1, int row2, char *desc2, const char *backtrace)
502 fprintf(svgfile, "<g>\n");
504 fprintf(svgfile, "<title>%s wakes up %s</title>\n",
506 desc2 ? desc2 : "?");
509 fprintf(svgfile, "<desc>%s</desc>\n", backtrace);
513 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
514 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
516 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s ></text></g>\n",
517 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT + SLOT_HEIGHT/48, desc2);
520 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
521 time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row2 * SLOT_MULT);
523 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s ></text></g>\n",
524 time2pixels(start), row2 * SLOT_MULT - SLOT_MULT/32, desc1);
528 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
529 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/32);
531 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s <</text></g>\n",
532 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT + SLOT_MULT/48, desc1);
535 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
536 time2pixels(start), row1 * SLOT_MULT - SLOT_MULT/32, time2pixels(start), row1 * SLOT_MULT);
538 fprintf(svgfile, "<g transform=\"translate(%.8f,%.8f)\"><text transform=\"rotate(90)\" font-size=\"0.02pt\">%s <</text></g>\n",
539 time2pixels(start), row1 * SLOT_MULT - SLOT_HEIGHT/32, desc2);
542 height = row1 * SLOT_MULT;
544 height += SLOT_HEIGHT;
546 fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
547 time2pixels(start), height);
549 fprintf(svgfile, "</g>\n");
552 void svg_wakeline(u64 start, int row1, int row2, const char *backtrace)
560 fprintf(svgfile, "<g>\n");
563 fprintf(svgfile, "<desc>%s</desc>\n", backtrace);
566 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
567 time2pixels(start), row1 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row2 * SLOT_MULT);
569 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%.2f\" style=\"stroke:rgb(32,255,32);stroke-width:0.009\"/>\n",
570 time2pixels(start), row2 * SLOT_MULT + SLOT_HEIGHT, time2pixels(start), row1 * SLOT_MULT);
572 height = row1 * SLOT_MULT;
574 height += SLOT_HEIGHT;
575 fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(32,255,32)\"/>\n",
576 time2pixels(start), height);
578 fprintf(svgfile, "</g>\n");
581 void svg_interrupt(u64 start, int row, const char *backtrace)
586 fprintf(svgfile, "<g>\n");
588 fprintf(svgfile, "<title>Wakeup from interrupt</title>\n");
591 fprintf(svgfile, "<desc>%s</desc>\n", backtrace);
593 fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
594 time2pixels(start), row * SLOT_MULT);
595 fprintf(svgfile, "<circle cx=\"%.8f\" cy=\"%.2f\" r = \"0.01\" style=\"fill:rgb(255,128,128)\"/>\n",
596 time2pixels(start), row * SLOT_MULT + SLOT_HEIGHT);
598 fprintf(svgfile, "</g>\n");
601 void svg_text(int Yslot, u64 start, const char *text)
606 fprintf(svgfile, "<text x=\"%.8f\" y=\"%.8f\">%s</text>\n",
607 time2pixels(start), Yslot * SLOT_MULT+SLOT_HEIGHT/2, text);
610 static void svg_legenda_box(int X, const char *text, const char *style)
613 boxsize = SLOT_HEIGHT / 2;
615 fprintf(svgfile, "<rect x=\"%i\" width=\"%.8f\" y=\"0\" height=\"%.1f\" class=\"%s\"/>\n",
616 X, boxsize, boxsize, style);
617 fprintf(svgfile, "<text transform=\"translate(%.8f, %.8f)\" font-size=\"%.8fpt\">%s</text>\n",
618 X + boxsize + 5, boxsize, 0.8 * boxsize, text);
621 void svg_io_legenda(void)
626 fprintf(svgfile, "<g>\n");
627 svg_legenda_box(0, "Disk", "disk");
628 svg_legenda_box(100, "Network", "net");
629 svg_legenda_box(200, "Sync", "sync");
630 svg_legenda_box(300, "Poll", "poll");
631 svg_legenda_box(400, "Error", "error");
632 fprintf(svgfile, "</g>\n");
635 void svg_legenda(void)
640 fprintf(svgfile, "<g>\n");
641 svg_legenda_box(0, "Running", "sample");
642 svg_legenda_box(100, "Idle","c1");
643 svg_legenda_box(200, "Deeper Idle", "c3");
644 svg_legenda_box(350, "Deepest Idle", "c6");
645 svg_legenda_box(550, "Sleeping", "process2");
646 svg_legenda_box(650, "Waiting for cpu", "waiting");
647 svg_legenda_box(800, "Blocked on IO", "blocked");
648 fprintf(svgfile, "</g>\n");
651 void svg_time_grid(double min_thickness)
659 while (i < last_time) {
661 double thickness = 0.075;
662 if ((i % 100000000) == 0) {
666 if ((i % 1000000000) == 0) {
671 if (thickness >= min_thickness)
672 fprintf(svgfile, "<line x1=\"%.8f\" y1=\"%.2f\" x2=\"%.8f\" y2=\"%" PRIu64 "\" style=\"stroke:rgb(%i,%i,%i);stroke-width:%.3f\"/>\n",
673 time2pixels(i), SLOT_MULT/2, time2pixels(i),
674 total_height, color, color, color, thickness);
683 fprintf(svgfile, "</svg>\n");
689 #define cpumask_bits(maskp) ((maskp)->bits)
690 typedef struct { DECLARE_BITMAP(bits, MAX_NR_CPUS); } cpumask_t;
699 static void scan_thread_topology(int *map, struct topology *t, int cpu,
700 int *pos, int nr_cpus)
705 for (i = 0; i < t->sib_thr_nr; i++) {
706 if (!test_bit(cpu, cpumask_bits(&t->sib_thr[i])))
709 for_each_set_bit(thr, cpumask_bits(&t->sib_thr[i]), nr_cpus)
715 static void scan_core_topology(int *map, struct topology *t, int nr_cpus)
721 for (i = 0; i < t->sib_core_nr; i++)
722 for_each_set_bit(cpu, cpumask_bits(&t->sib_core[i]), nr_cpus)
723 scan_thread_topology(map, t, cpu, &pos, nr_cpus);
726 static int str_to_bitmap(char *s, cpumask_t *b, int nr_cpus)
730 struct perf_cpu_map *m;
733 m = perf_cpu_map__new(s);
737 for (i = 0; i < m->nr; i++) {
744 set_bit(c, cpumask_bits(b));
747 perf_cpu_map__put(m);
752 int svg_build_topology_map(struct perf_env *env)
756 char *sib_core, *sib_thr;
758 nr_cpus = min(env->nr_cpus_online, MAX_NR_CPUS);
760 t.sib_core_nr = env->nr_sibling_cores;
761 t.sib_thr_nr = env->nr_sibling_threads;
762 t.sib_core = calloc(env->nr_sibling_cores, sizeof(cpumask_t));
763 t.sib_thr = calloc(env->nr_sibling_threads, sizeof(cpumask_t));
765 sib_core = env->sibling_cores;
766 sib_thr = env->sibling_threads;
768 if (!t.sib_core || !t.sib_thr) {
769 fprintf(stderr, "topology: no memory\n");
773 for (i = 0; i < env->nr_sibling_cores; i++) {
774 if (str_to_bitmap(sib_core, &t.sib_core[i], nr_cpus)) {
775 fprintf(stderr, "topology: can't parse siblings map\n");
779 sib_core += strlen(sib_core) + 1;
782 for (i = 0; i < env->nr_sibling_threads; i++) {
783 if (str_to_bitmap(sib_thr, &t.sib_thr[i], nr_cpus)) {
784 fprintf(stderr, "topology: can't parse siblings map\n");
788 sib_thr += strlen(sib_thr) + 1;
791 topology_map = malloc(sizeof(int) * nr_cpus);
793 fprintf(stderr, "topology: no memory\n");
797 for (i = 0; i < nr_cpus; i++)
798 topology_map[i] = -1;
800 scan_core_topology(topology_map, &t, nr_cpus);