From: Jiri Olsa <jo...@kernel.org>

So we can hold multiple percent values for annotation line.

The first member of this array is current local hits percent value
(PERCENT_HITS_LOCAL index), so no functional change is expected.

Adding annotation_data__percent function to return requested percent
value from struct annotation_data.

Signed-off-by: Jiri Olsa <jo...@kernel.org>
Cc: Alexander Shishkin <alexander.shish...@linux.intel.com>
Cc: David Ahern <dsah...@gmail.com>
Cc: Namhyung Kim <namhy...@kernel.org>
Cc: Peter Zijlstra <pet...@infradead.org>
Cc: Stephane Eranian <eran...@google.com>
Link: http://lkml.kernel.org/r/20180804130521.11408-9-jo...@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <a...@redhat.com>
---
 tools/perf/ui/browsers/annotate.c |  9 ++++---
 tools/perf/util/annotate.c        | 57 ++++++++++++++++++++++++++-------------
 tools/perf/util/annotate.h        | 13 ++++++++-
 3 files changed, 56 insertions(+), 23 deletions(-)

diff --git a/tools/perf/ui/browsers/annotate.c 
b/tools/perf/ui/browsers/annotate.c
index d648d1e153f3..81876c3923d2 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -315,10 +315,13 @@ static void annotate_browser__calc_percent(struct 
annotate_browser *browser,
                }
 
                for (i = 0; i < pos->al.data_nr; i++) {
-                       struct annotation_data *sample = &pos->al.data[i];
+                       double percent;
 
-                       if (max_percent < sample->percent)
-                               max_percent = sample->percent;
+                       percent = annotation_data__percent(&pos->al.data[i],
+                                                          PERCENT_HITS_LOCAL);
+
+                       if (max_percent < percent)
+                               max_percent = percent;
                }
 
                if (max_percent < 0.01 && pos->al.ipc == 0) {
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 34d4bb73aa84..074adb2a831e 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1310,10 +1310,13 @@ annotation_line__print(struct annotation_line *al, 
struct symbol *sym, u64 start
                struct annotation *notes = symbol__annotation(sym);
 
                for (i = 0; i < al->data_nr; i++) {
-                       struct annotation_data *data = &al->data[i];
+                       double percent;
+
+                       percent = annotation_data__percent(&al->data[i],
+                                                          PERCENT_HITS_LOCAL);
 
-                       if (data->percent > max_percent)
-                               max_percent = data->percent;
+                       if (percent > max_percent)
+                               max_percent = percent;
                }
 
                if (al->data_nr > nr_percent)
@@ -1352,8 +1355,10 @@ annotation_line__print(struct annotation_line *al, 
struct symbol *sym, u64 start
 
                for (i = 0; i < nr_percent; i++) {
                        struct annotation_data *data = &al->data[i];
+                       double percent;
 
-                       color = get_percent_color(data->percent);
+                       percent = annotation_data__percent(data, 
PERCENT_HITS_LOCAL);
+                       color = get_percent_color(percent);
 
                        if (symbol_conf.show_total_period)
                                color_fprintf(stdout, color, " %11" PRIu64,
@@ -1362,7 +1367,7 @@ annotation_line__print(struct annotation_line *al, struct 
symbol *sym, u64 start
                                color_fprintf(stdout, color, " %7" PRIu64,
                                              data->he.nr_samples);
                        else
-                               color_fprintf(stdout, color, " %7.2f", 
data->percent);
+                               color_fprintf(stdout, color, " %7.2f", percent);
                }
 
                printf(" : ");
@@ -1769,7 +1774,7 @@ static void calc_percent(struct sym_hist *sym_hist,
        if (sym_hist->nr_samples) {
                data->he.period     = period;
                data->he.nr_samples = hits;
-               data->percent = 100.0 * hits / sym_hist->nr_samples;
+               data->percent[PERCENT_HITS_LOCAL] = 100.0 * hits / 
sym_hist->nr_samples;
        }
 }
 
@@ -1862,8 +1867,10 @@ static void insert_source_line(struct rb_root *root, 
struct annotation_line *al)
 
                ret = strcmp(iter->path, al->path);
                if (ret == 0) {
-                       for (i = 0; i < al->data_nr; i++)
-                               iter->data[i].percent_sum += 
al->data[i].percent;
+                       for (i = 0; i < al->data_nr; i++) {
+                               iter->data[i].percent_sum += 
annotation_data__percent(&al->data[i],
+                                                                               
      PERCENT_HITS_LOCAL);
+                       }
                        return;
                }
 
@@ -1873,8 +1880,10 @@ static void insert_source_line(struct rb_root *root, 
struct annotation_line *al)
                        p = &(*p)->rb_right;
        }
 
-       for (i = 0; i < al->data_nr; i++)
-               al->data[i].percent_sum = al->data[i].percent;
+       for (i = 0; i < al->data_nr; i++) {
+               al->data[i].percent_sum = annotation_data__percent(&al->data[i],
+                                                                  
PERCENT_HITS_LOCAL);
+       }
 
        rb_link_node(&al->rb_node, parent, p);
        rb_insert_color(&al->rb_node, root);
@@ -2359,12 +2368,13 @@ static void annotation__calc_lines(struct annotation 
*notes, struct map *map,
                int i;
 
                for (i = 0; i < al->data_nr; i++) {
-                       struct annotation_data *data;
+                       double percent;
 
-                       data = &al->data[i];
+                       percent = annotation_data__percent(&al->data[i],
+                                                          PERCENT_HITS_LOCAL);
 
-                       if (data->percent > percent_max)
-                               percent_max = data->percent;
+                       if (percent > percent_max)
+                               percent_max = percent;
                }
 
                if (percent_max <= 0.5)
@@ -2451,8 +2461,13 @@ static double annotation_line__max_percent(struct 
annotation_line *al,
        int i;
 
        for (i = 0; i < notes->nr_events; i++) {
-               if (al->data[i].percent > percent_max)
-                       percent_max = al->data[i].percent;
+               double percent;
+
+               percent = annotation_data__percent(&al->data[i],
+                                                  PERCENT_HITS_LOCAL);
+
+               if (percent > percent_max)
+                       percent_max = percent;
        }
 
        return percent_max;
@@ -2518,15 +2533,19 @@ static void __annotation_line__write(struct 
annotation_line *al, struct annotati
                int i;
 
                for (i = 0; i < notes->nr_events; i++) {
-                       obj__set_percent_color(obj, al->data[i].percent, 
current_entry);
+                       double percent;
+
+                       percent = annotation_data__percent(&al->data[i],
+                                                          PERCENT_HITS_LOCAL);
+
+                       obj__set_percent_color(obj, percent, current_entry);
                        if (notes->options->show_total_period) {
                                obj__printf(obj, "%11" PRIu64 " ", 
al->data[i].he.period);
                        } else if (notes->options->show_nr_samples) {
                                obj__printf(obj, "%6" PRIu64 " ",
                                                   al->data[i].he.nr_samples);
                        } else {
-                               obj__printf(obj, "%6.2f ",
-                                                  al->data[i].percent);
+                               obj__printf(obj, "%6.2f ", percent);
                        }
                }
        } else {
diff --git a/tools/perf/util/annotate.h b/tools/perf/util/annotate.h
index 58aa14c55bab..0afbf8075fca 100644
--- a/tools/perf/util/annotate.h
+++ b/tools/perf/util/annotate.h
@@ -101,8 +101,13 @@ struct sym_hist_entry {
        u64             period;
 };
 
+enum {
+       PERCENT_HITS_LOCAL,
+       PERCENT_MAX,
+};
+
 struct annotation_data {
-       double                   percent;
+       double                   percent[PERCENT_MAX];
        double                   percent_sum;
        struct sym_hist_entry    he;
 };
@@ -134,6 +139,12 @@ struct disasm_line {
        struct annotation_line   al;
 };
 
+static inline double annotation_data__percent(struct annotation_data *data,
+                                             unsigned int which)
+{
+       return which < PERCENT_MAX ? data->percent[which] : -1;
+}
+
 static inline struct disasm_line *disasm_line(struct annotation_line *al)
 {
        return al ? container_of(al, struct disasm_line, al) : NULL;
-- 
2.14.4

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