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>

diff --git a/tools/perf/ui/browsers/annotate.c b/tools/perf/ui/browsers/annotate.c
index 547bd35..6e0ef79 100644 (file)
--- 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)