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Subject[PATCH v4 5/9] perf annotate stdio: Support --show-nr-samples option
Date
Add --show-nr-samples option to perf-annotate
so that it corresponds with perf-report.

Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Milian Wolff <milian.wolff@kdab.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Taeung Song <treeze.taeung@gmail.com>
---
tools/perf/builtin-annotate.c | 2 ++
tools/perf/util/annotate.c | 6 +++++-
2 files changed, 7 insertions(+), 1 deletion(-)

diff --git a/tools/perf/builtin-annotate.c b/tools/perf/builtin-annotate.c
index 6db782d..a8e6db2 100644
--- a/tools/perf/builtin-annotate.c
+++ b/tools/perf/builtin-annotate.c
@@ -447,6 +447,8 @@ int cmd_annotate(int argc, const char **argv)
"Show event group information together"),
OPT_BOOLEAN(0, "show-total-period", &symbol_conf.show_total_period,
"Show a column with the sum of periods"),
+ OPT_BOOLEAN('n', "show-nr-samples", &symbol_conf.show_nr_samples,
+ "Show a column with the number of samples"),
OPT_CALLBACK_DEFAULT(0, "stdio-color", NULL, "mode",
"'always' (default), 'never' or 'auto' only applicable to --stdio mode",
stdio__config_color, "always"),
diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 5125c2b..7032bdc 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -1144,6 +1144,9 @@ static int disasm_line__print(struct disasm_line *dl, struct symbol *sym, u64 st
if (symbol_conf.show_total_period)
color_fprintf(stdout, color, " %11" PRIu64,
sample.period);
+ else if (symbol_conf.show_nr_samples)
+ color_fprintf(stdout, color, " %7" PRIu64,
+ sample.nr_samples);
else
color_fprintf(stdout, color, " %7.2f", percent);
}
@@ -1824,7 +1827,8 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
width *= evsel->nr_members;

graph_dotted_len = printf(" %-*.*s| Source code & Disassembly of %s for %s (%" PRIu64 " samples)\n",
- width, width, symbol_conf.show_total_period ? "Event count" : "Percent",
+ width, width, symbol_conf.show_total_period ? "Event count" :
+ symbol_conf.show_nr_samples ? "Samples" : "Percent",
d_filename, evsel_name, h->nr_samples);

printf("%-*.*s----\n",
--
2.7.4
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