Messages in this thread | | | Subject | Re: [PATCH v4 5/9] perf annotate stdio: Support --show-nr-samples option | From | Taeung Song <> | Date | Mon, 14 Aug 2017 19:42:07 +0900 |
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Hi Arnaldo,
On 08/01/2017 03:24 PM, Taeung Song wrote: > > > On 07/29/2017 01:26 AM, Arnaldo Carvalho de Melo wrote: >> Em Fri, Jul 28, 2017 at 01:16:16AM +0900, Taeung Song escreveu: >>> Add --show-nr-samples option to perf-annotate >>> so that it corresponds with perf-report. >> >> So this is not that intuitive, i.e. if one ask for: >> >> perf annotate --show-total-period --show-nr-samples >> >> then both should appear, no? >> >> - Arnaldo > > I thought the users can use both --show-total-period and --show-nr-samples, > but perf-annotate can preferentially show the total period view IMHO. > > What do you think about it ? > we need to prevent users from using both ? > > Thanks, > Taeung
ping !
> >>> 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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