perf annotate browser: Add key bindings help window

Cc: David Ahern <dsahern@gmail.com>
Cc: Frederic Weisbecker <fweisbec@gmail.com>
Cc: Mike Galbraith <efault@gmx.de>
Cc: Namhyung Kim <namhyung@gmail.com>
Cc: Paul Mackerras <paulus@samba.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Cc: Stephane Eranian <eranian@google.com>
Link: http://lkml.kernel.org/n/tip-1txmtzf71eqie5xcukbfxors@git.kernel.org
Signed-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

1 files changed, 18 insertions, 7 deletions

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 547bd352118d..6e0ef79be169 100644
--- a/tools/perf/ui/browsers/annotate.c
+++ b/tools/perf/ui/browsers/annotate.c
@@ -581,10 +581,7 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
         struct rb_node *nd = NULL;
         struct map_symbol *ms = self->b.priv;
         struct symbol *sym = ms->sym;
-        const char *help = "<-/ESC: Exit, TAB/shift+TAB: Cycle hot lines, "
-                           "H: Hottest line, ->/ENTER: Line action, "
-                           "O: Offset view, "
-                           "S: Source view";
+        const char *help = "Press 'h' for help on key bindings";
         int key;
 
         if (ui_browser__show(&self->b, sym->name, help) < 0)
@@ -637,16 +634,30 @@ static int annotate_browser__run(struct annotate_browser *self, int evidx,
                         else
                                 nd = self->curr_hot;
                         break;
-                case 'H':
+                case K_F1:
                 case 'h':
+                        ui_browser__help_window(&self->b,
+                "UP/DOWN/PGUP\n"
+                "PGDN/SPACE    Navigate\n"
+                "q/ESC/CTRL+C  Exit\n\n"
+                "->            Go to target\n"
+                "<-            Exit\n"
+                "h             Cycle thru hottest instructions\n"
+                "j             Toggle showing jump to target arrows\n"
+                "J             Toggle showing number of jump sources on targets\n"
+                "n             Search next string\n"
+                "o             Toggle disassembler output/simplified view\n"
+                "s             Toggle source code view\n"
+                "/             Search string\n"
+                "?             Search previous string\n");
+                        continue;
+                case 'H':
                         nd = self->curr_hot;
                         break;
-                case 'S':
                 case 's':
                         if (annotate_browser__toggle_source(self))
                                 ui_helpline__puts(help);
                         continue;
-                case 'O':
                 case 'o':
                         self->use_offset = !self->use_offset;
                         if (self->use_offset)