perf ui/tui: Add 'F' hotkey to toggle percentage output

Add 'F' hotkey to toggle relative and absolute percentage of filtered
entries.

Suggested-by: Jiri Olsa <jolsa@redhat.com>
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Link: http://lkml.kernel.org/r/1397145720-8063-7-git-send-email-namhyung@kernel.org
Signed-off-by: Jiri Olsa <jolsa@redhat.com>

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 7ad1147..4d41698 100644 (file)
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1389,6 +1389,7 @@ 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
@@ -1494,6 +1495,9 @@ 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 '?':