perf top: Replace CTRL+z with 'f' as hotkey for enable/disable events

I.e. 'freeze'/'unfreeze', this is because CTRL+z has a well known
action, i.e. suspend the app, perf needs to follow that convention, that
will be done on a separate patch, tho.

Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Borislav Petkov <bp@suse.de>
Cc: David Ahern <dsahern@gmail.com>
Cc: Don Zickus <dzickus@redhat.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Jiri Olsa <jolsa@redhat.com>
Cc: Namhyung Kim <namhyung@kernel.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-oedcl6ovohara4koig14ayip@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

2 files changed, 3 insertions, 3 deletions

diff --git a/tools/perf/builtin-top.c b/tools/perf/builtin-top.c
index 72d8a7ae5986..ccf569ab08aa 100644
--- a/tools/perf/builtin-top.c
+++ b/tools/perf/builtin-top.c
@@ -591,7 +591,7 @@ static void *display_thread_tui(void *arg)
                                                         top->min_percent,
                                                         &top->session->header.env);
 
-                if (key != CTRL('z'))
+                if (key != 'f')
                         break;
 
                 perf_evlist__toggle_enable(top->evlist);
diff --git a/tools/perf/ui/browsers/hists.c b/tools/perf/ui/browsers/hists.c
index 8f7c4d49d327..764f7cabd6f2 100644
--- a/tools/perf/ui/browsers/hists.c
+++ b/tools/perf/ui/browsers/hists.c
@@ -1736,7 +1736,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
         "t             Zoom into current Thread\n"
         "V             Verbose (DSO names in callchains, etc)\n"
         "z             Toggle zeroing of samples\n"
-        "CTRL+z        Enable/Disable events\n"
+        "f             Enable/Disable events\n"
         "/             Filter symbol by name";
 
         if (browser == NULL)
@@ -1901,7 +1901,7 @@ static int perf_evsel__hists_browse(struct perf_evsel *evsel, int nr_events,
                         /* Fall thru */
                 case 'q':
                 case CTRL('c'):
-                case CTRL('z'):
+                case 'f':
                         goto out_free_stack;
                 default:
                         continue;