diff options
Diffstat (limited to 'drivers/input/gameport/gameport.c')
| -rw-r--r-- | drivers/input/gameport/gameport.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/drivers/input/gameport/gameport.c b/drivers/input/gameport/gameport.c index 0506934244f0..caac6d63d46f 100644 --- a/drivers/input/gameport/gameport.c +++ b/drivers/input/gameport/gameport.c @@ -339,14 +339,20 @@ static struct gameport_event *gameport_get_event(void) return event; } -static void gameport_handle_events(void) +static void gameport_handle_event(void) { struct gameport_event *event; struct gameport_driver *gameport_drv; down(&gameport_sem); - while ((event = gameport_get_event())) { + /* + * Note that we handle only one event here to give swsusp + * a chance to freeze kgameportd thread. Gameport events + * should be pretty rare so we are not concerned about + * taking performance hit. + */ + if ((event = gameport_get_event())) { switch (event->type) { case GAMEPORT_REGISTER_PORT: @@ -433,7 +439,7 @@ static struct gameport *gameport_get_pending_child(struct gameport *parent) static int gameport_thread(void *nothing) { do { - gameport_handle_events(); + gameport_handle_event(); wait_event_interruptible(gameport_wait, kthread_should_stop() || !list_empty(&gameport_event_list)); try_to_freeze(); |