On Mon, Feb 10, 2014 at 11:47:25AM +0900, Namhyung Kim wrote:
> Add 'F' hotkey to toggle relative and absolute percentage of filtered
> entries.
>
> Suggested-by: Jiri Olsa <jo...@redhat.com>
> Signed-off-by: Namhyung Kim <namhy...@kernel.org>
> ---
> tools/perf/ui/browsers/hists.c | 4 ++++
> 1 file changed, 4 insertions(+)
>
> diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
> index 14ba6d524943..681c484c5c8e 100644
> --- a/tools/perf/ui/browsers/hists.c
> +++ b/tools/perf/ui/browsers/hists.c
> @@ -1447,6 +1447,7 @@ static int perf_evsel__hists_browse(struct perf_evsel
> *evsel, int nr_events,
> "C Collapse all callchains\n" \
> "d Zoom into current DSO\n" \
> "E Expand all callchains\n" \
> + "F Toggle percentage of filtered entries\n" \
>
> /* help messages are sorted by lexical order of the hotkey */
> const char report_help[] = HIST_BROWSER_HELP_COMMON
> @@ -1552,6 +1553,9 @@ static int perf_evsel__hists_browse(struct perf_evsel
> *evsel, int nr_events,
> if (env->arch)
> tui__header_window(env);
> continue;
> + case 'F':
> + symbol_conf.filter_relative ^= 1;
> + continue;
> case K_F1:
> case 'h':
> case '?':
> --
> 1.7.11.7
>
when in relative mode i get 0 samples count
also in --stdio:
[jolsa@krava perf]$ ./perf report -s symbol --symbols=system_call,vfs_write
--stdio --percentage=relative
Failed to open /tmp/perf-1063.map, continuing without symbols
# To display the perf.data header info, please use --header/--header-only
options.
#
# Samples: 0 of event 'cycles'
# Event count (approx.): 6046797
#
# Overhead Symbol
# ........ ...............
#
57.05% [k] system_call
42.95% [k] vfs_write
jirka
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