lkml.org 
[lkml]   [2018]   [Aug]   [9]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH 30/44] perf annotate: Display percent type in stdio output
Date
From: Jiri Olsa <jolsa@kernel.org>

In following patches we will allow to switch percent type even for stdio
annotation outputs. Adding the percent type value into the annotation
outputs title.

$ perf annotate --stdio
Percent | Sou ... instructions:u } (2805 samples, percent: local period)
--------------------------- ... ------------------------------------------------------
...

$ perf annotate --stdio2
Samples: 2K of events 'anon ... count (approx.): 156525487, [percent: local period]
safe_write.c() /usr/bin/yes
Percent
...

Signed-off-by: Jiri Olsa <jolsa@kernel.org>
Tested-by: Arnaldo Carvalho de Melo <acme@redhat.com>
Cc: Alexander Shishkin <alexander.shishkin@linux.intel.com>
Cc: David Ahern <dsahern@gmail.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/r/20180804130521.11408-19-jolsa@kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>
---
tools/perf/util/annotate.c | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tools/perf/util/annotate.c b/tools/perf/util/annotate.c
index 05d15629afd0..6316fa96d984 100644
--- a/tools/perf/util/annotate.c
+++ b/tools/perf/util/annotate.c
@@ -2056,10 +2056,12 @@ int symbol__annotate_printf(struct symbol *sym, struct map *map,
evsel_name = buf;
}

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

printf("%-*.*s----\n",
graph_dotted_len, graph_dotted_len, graph_dotted_line);
@@ -2434,7 +2436,8 @@ int symbol__tty_annotate2(struct symbol *sym, struct map *map,
}

hists__scnprintf_title(hists, buf, sizeof(buf));
- fprintf(stdout, "%s\n%s() %s\n", buf, sym->name, dso->long_name);
+ fprintf(stdout, "%s, [percent: %s]\n%s() %s\n",
+ buf, percent_type_str(opts->percent_type), sym->name, dso->long_name);
symbol__annotate_fprintf2(sym, stdout, opts);

annotated_source__purge(symbol__annotation(sym)->src);
--
2.14.4
\
 
 \ /
  Last update: 2018-08-09 17:03    [W:0.139 / U:4.820 seconds]
©2003-2018 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site