1 files changed, 153 insertions, 6 deletions

diff --git a/tools/perf/util/svghelper.c b/tools/perf/util/svghelper.c
index 8b79d3ad1246..56a84f2cc46d 100644
--- a/tools/perf/util/svghelper.c
+++ b/tools/perf/util/svghelper.c
@@ -17,8 +17,11 @@
 #include <stdlib.h>
 #include <unistd.h>
 #include <string.h>
+#include <linux/bitops.h>
 
+#include "perf.h"
 #include "svghelper.h"
+#include "cpumap.h"
 
 static u64 first_time, last_time;
 static u64 turbo_frequency, max_freq;
@@ -28,6 +31,8 @@ static u64 turbo_frequency, max_freq;
 #define SLOT_HEIGHT 25.0
 
 int svg_page_width = 1000;
+u64 svg_highlight;
+const char *svg_highlight_name;
 
 #define MIN_TEXT_SIZE 0.01
 
@@ -39,9 +44,14 @@ static double cpu2slot(int cpu)
         return 2 * cpu + 1;
 }
 
+static int *topology_map;
+
 static double cpu2y(int cpu)
 {
-        return cpu2slot(cpu) * SLOT_MULT;
+        if (topology_map)
+                return cpu2slot(topology_map[cpu]) * SLOT_MULT;
+        else
+                return cpu2slot(cpu) * SLOT_MULT;
 }
 
 static double time2pixels(u64 __time)
@@ -104,6 +114,7 @@ void open_svg(const char *filename, int cpus, int rows, u64 start, u64 end)
         fprintf(svgfile, "      rect.process  { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:1;   stroke:rgb(  0,  0,  0); } \n");
         fprintf(svgfile, "      rect.process2 { fill:rgb(180,180,180); fill-opacity:0.9; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
         fprintf(svgfile, "      rect.sample   { fill:rgb(  0,  0,255); fill-opacity:0.8; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
+        fprintf(svgfile, "      rect.sample_hi{ fill:rgb(255,128,  0); fill-opacity:0.8; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
         fprintf(svgfile, "      rect.blocked  { fill:rgb(255,  0,  0); fill-opacity:0.5; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
         fprintf(svgfile, "      rect.waiting  { fill:rgb(224,214,  0); fill-opacity:0.8; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
         fprintf(svgfile, "      rect.WAITING  { fill:rgb(255,214, 48); fill-opacity:0.6; stroke-width:0;   stroke:rgb(  0,  0,  0); } \n");
@@ -147,17 +158,24 @@ void svg_blocked(int Yslot, int cpu, u64 start, u64 end, const char *backtrace)
 void svg_running(int Yslot, int cpu, u64 start, u64 end, const char *backtrace)
 {
         double text_size;
+        const char *type;
+
         if (!svgfile)
                 return;
 
+        if (svg_highlight && end - start > svg_highlight)
+                type = "sample_hi";
+        else
+                type = "sample";
         fprintf(svgfile, "<g>\n");
 
         fprintf(svgfile, "<title>#%d running %s</title>\n",
                 cpu, time_to_string(end - start));
         if (backtrace)
                 fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace);
-        fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"sample\"/>\n",
-                time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT);
+        fprintf(svgfile, "<rect x=\"%4.8f\" width=\"%4.8f\" y=\"%4.1f\" height=\"%4.1f\" class=\"%s\"/>\n",
+                time2pixels(start), time2pixels(end)-time2pixels(start), Yslot * SLOT_MULT, SLOT_HEIGHT,
+                type);
 
         text_size = (time2pixels(end)-time2pixels(start));
         if (cpu > 9)
@@ -275,7 +293,7 @@ void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
                 time2pixels(last_time)-time2pixels(first_time),
                 cpu2y(cpu), SLOT_MULT+SLOT_HEIGHT);
 
-        sprintf(cpu_string, "CPU %i", (int)cpu+1);
+        sprintf(cpu_string, "CPU %i", (int)cpu);
         fprintf(svgfile, "<text x=\"%4.8f\" y=\"%4.8f\">%s</text>\n",
                 10+time2pixels(first_time), cpu2y(cpu) + SLOT_HEIGHT/2, cpu_string);
 
@@ -285,16 +303,25 @@ void svg_cpu_box(int cpu, u64 __max_freq, u64 __turbo_freq)
         fprintf(svgfile, "</g>\n");
 }
 
-void svg_process(int cpu, u64 start, u64 end, const char *type, const char *name)
+void svg_process(int cpu, u64 start, u64 end, int pid, const char *name, const char *backtrace)
 {
         double width;
+        const char *type;
 
         if (!svgfile)
                 return;
 
+        if (svg_highlight && end - start >= svg_highlight)
+                type = "sample_hi";
+        else if (svg_highlight_name && strstr(name, svg_highlight_name))
+                type = "sample_hi";
+        else
+                type = "sample";
 
         fprintf(svgfile, "<g transform=\"translate(%4.8f,%4.8f)\">\n", time2pixels(start), cpu2y(cpu));
-        fprintf(svgfile, "<title>%s %s</title>\n", name, time_to_string(end - start));
+        fprintf(svgfile, "<title>%d %s running %s</title>\n", pid, name, time_to_string(end - start));
+        if (backtrace)
+                fprintf(svgfile, "<desc>Switched because:\n%s</desc>\n", backtrace);
         fprintf(svgfile, "<rect x=\"0\" width=\"%4.8f\" y=\"0\" height=\"%4.1f\" class=\"%s\"/>\n",
                 time2pixels(end)-time2pixels(start), SLOT_MULT+SLOT_HEIGHT, type);
         width = time2pixels(end)-time2pixels(start);
@@ -566,3 +593,123 @@ void svg_close(void)
                 svgfile = NULL;
         }
 }
+
+#define cpumask_bits(maskp) ((maskp)->bits)
+typedef struct { DECLARE_BITMAP(bits, MAX_NR_CPUS); } cpumask_t;
+
+struct topology {
+        cpumask_t *sib_core;
+        int sib_core_nr;
+        cpumask_t *sib_thr;
+        int sib_thr_nr;
+};
+
+static void scan_thread_topology(int *map, struct topology *t, int cpu, int *pos)
+{
+        int i;
+        int thr;
+
+        for (i = 0; i < t->sib_thr_nr; i++) {
+                if (!test_bit(cpu, cpumask_bits(&t->sib_thr[i])))
+                        continue;
+
+                for_each_set_bit(thr,
+                                 cpumask_bits(&t->sib_thr[i]),
+                                 MAX_NR_CPUS)
+                        if (map[thr] == -1)
+                                map[thr] = (*pos)++;
+        }
+}
+
+static void scan_core_topology(int *map, struct topology *t)
+{
+        int pos = 0;
+        int i;
+        int cpu;
+
+        for (i = 0; i < t->sib_core_nr; i++)
+                for_each_set_bit(cpu,
+                                 cpumask_bits(&t->sib_core[i]),
+                                 MAX_NR_CPUS)
+                        scan_thread_topology(map, t, cpu, &pos);
+}
+
+static int str_to_bitmap(char *s, cpumask_t *b)
+{
+        int i;
+        int ret = 0;
+        struct cpu_map *m;
+        int c;
+
+        m = cpu_map__new(s);
+        if (!m)
+                return -1;
+
+        for (i = 0; i < m->nr; i++) {
+                c = m->map[i];
+                if (c >= MAX_NR_CPUS) {
+                        ret = -1;
+                        break;
+                }
+
+                set_bit(c, cpumask_bits(b));
+        }
+
+        cpu_map__delete(m);
+
+        return ret;
+}
+
+int svg_build_topology_map(char *sib_core, int sib_core_nr,
+                           char *sib_thr, int sib_thr_nr)
+{
+        int i;
+        struct topology t;
+
+        t.sib_core_nr = sib_core_nr;
+        t.sib_thr_nr = sib_thr_nr;
+        t.sib_core = calloc(sib_core_nr, sizeof(cpumask_t));
+        t.sib_thr = calloc(sib_thr_nr, sizeof(cpumask_t));
+
+        if (!t.sib_core || !t.sib_thr) {
+                fprintf(stderr, "topology: no memory\n");
+                goto exit;
+        }
+
+        for (i = 0; i < sib_core_nr; i++) {
+                if (str_to_bitmap(sib_core, &t.sib_core[i])) {
+                        fprintf(stderr, "topology: can't parse siblings map\n");
+                        goto exit;
+                }
+
+                sib_core += strlen(sib_core) + 1;
+        }
+
+        for (i = 0; i < sib_thr_nr; i++) {
+                if (str_to_bitmap(sib_thr, &t.sib_thr[i])) {
+                        fprintf(stderr, "topology: can't parse siblings map\n");
+                        goto exit;
+                }
+
+                sib_thr += strlen(sib_thr) + 1;
+        }
+
+        topology_map = malloc(sizeof(int) * MAX_NR_CPUS);
+        if (!topology_map) {
+                fprintf(stderr, "topology: no memory\n");
+                goto exit;
+        }
+
+        for (i = 0; i < MAX_NR_CPUS; i++)
+                topology_map[i] = -1;
+
+        scan_core_topology(topology_map, &t);
+
+        return 0;
+
+exit:
+        free(t.sib_core);
+        free(t.sib_thr);
+
+        return -1;
+}