[tip:perf/core] perf hists browser: React to unassigned hotkey pressing

From: tip-bot for Arnaldo Carvalho de Melo
Date: Fri Jun 19 2015 - 19:18:10 EST


Commit-ID: 3e323dc0a80c3921f30d03ca300426f70dc5a327
Gitweb: http://git.kernel.org/tip/3e323dc0a80c3921f30d03ca300426f70dc5a327
Author: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
AuthorDate: Fri, 19 Jun 2015 17:49:29 -0300
Committer: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
CommitDate: Fri, 19 Jun 2015 18:14:05 -0300

perf hists browser: React to unassigned hotkey pressing

When that happens we were just ignoring the key press, now this
message is presented in the bottom line (the help line):

"Press '?' for help on key bindings"

Cc: Adrian Hunter <adrian.hunter@xxxxxxxxx>
Cc: Borislav Petkov <bp@xxxxxxx>
Cc: David Ahern <dsahern@xxxxxxxxx>
Cc: Don Zickus <dzickus@xxxxxxxxxx>
Cc: Frederic Weisbecker <fweisbec@xxxxxxxxx>
Cc: Jiri Olsa <jolsa@xxxxxxxxxx>
Cc: Namhyung Kim <namhyung@xxxxxxxxxx>
Cc: Stephane Eranian <eranian@xxxxxxxxxx>
Link: http://lkml.kernel.org/n/tip-iyma2j5kj3q9i1stl4mfh90n@xxxxxxxxxxxxxx
Signed-off-by: Arnaldo Carvalho de Melo <acme@xxxxxxxxxx>
---
tools/perf/ui/browsers/hists.c | 7 ++++---
1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index e2b500b..c42adb6 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1902,10 +1902,11 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
case CTRL('c'):
goto out_free_stack;
case 'f':
- if (is_report_browser(hbt))
- continue;
- goto out_free_stack;
+ if (!is_report_browser(hbt))
+ goto out_free_stack;
+ /* Fall thru */
default:
+ helpline = "Press '?' for help on key bindings";
continue;
}

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
Please read the FAQ at http://www.tux.org/lkml/