perf_counter tools: Standardize color printing

The rule is:

 - high overhead: red
 -  mid overhead: green
 -  low overhead: normal (white/black)

Cc: Peter Zijlstra <a.p.zijlstra@chello.nl>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Arnaldo Carvalho de Melo <acme@redhat.com>
LKML-Reference: <new-submission>
Signed-off-by: Ingo Molnar <mingo@elte.hu>

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 0e23fe9..3334a8b 100644 (file)
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -1085,8 +1085,9 @@ parse_line(FILE *file, struct symbol *sym, uint64_t start, uint64_t len)
                        percent = 100.0 * hits / sym->hist_sum;
 
                /*
-                * We color high-overhead entries in red, low-overhead
-                * entries in green - and keep the middle ground normal:
+                * We color high-overhead entries in red, mid-overhead
+                * entries in green - and keep the low overhead places
+                * normal:
                 */
                if (percent >= 5.0)
                        color = PERF_COLOR_RED;

diff --git a/tools/perf/builtin-report.c b/tools/perf/builtin-report.c
index 61d8718..0b18cb9 100644 (file)
--- a/tools/perf/builtin-report.c
+++ b/tools/perf/builtin-report.c
@@ -693,13 +693,16 @@ hist_entry__fprintf(FILE *fp, struct hist_entry *self, uint64_t total_samples)
                char *color = PERF_COLOR_NORMAL;
 
                /*
-                * We color high-overhead entries in red, low-overhead
-                * entries in green - and keep the middle ground normal:
+                * We color high-overhead entries in red, mid-overhead
+                * entries in green - and keep the low overhead places
+                * normal:
                 */
-               if (percent >= 5.0)
+               if (percent >= 5.0) {
                        color = PERF_COLOR_RED;
-               if (percent < 0.5)
-                       color = PERF_COLOR_GREEN;
+               } else {
+                       if (percent >= 0.5)
+                               color = PERF_COLOR_GREEN;
+               }
 
                ret = color_fprintf(fp, color, "   %6.2f%%",
                                (self->count * 100.0) / total_samples);

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index be1698f..8ba2480 100644 (file)
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -248,13 +248,16 @@ static void print_sym_table(void)
                                         sum_ksamples));
 
                /*
-                * We color high-overhead entries in red, low-overhead
-                * entries in green - and keep the middle ground normal:
+                * We color high-overhead entries in red, mid-overhead
+                * entries in green - and keep the low overhead places
+                * normal:
                 */
-               if (pcnt >= 5.0)
+               if (pcnt >= 5.0) {
                        color = PERF_COLOR_RED;
-               if (pcnt < 0.5)
-                       color = PERF_COLOR_GREEN;
+               } else {
+                       if (pcnt >= 0.5)
+                               color = PERF_COLOR_GREEN;
+               }
 
                if (nr_counters == 1)
                        printf("%20.2f - ", syme->weight);