The usage of this "mutex" is non obvious and used as completion in some places. Make it a semaphore. Signed-off-by: Thomas Gleixner Cc: Benjamin Herrenschmidt --- drivers/macintosh/adb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) Index: linux-2.6-tip/drivers/macintosh/adb.c =================================================================== --- linux-2.6-tip.orig/drivers/macintosh/adb.c +++ linux-2.6-tip/drivers/macintosh/adb.c @@ -83,7 +83,7 @@ static struct adb_driver *adb_controller BLOCKING_NOTIFIER_HEAD(adb_client_list); static int adb_got_sleep; static int adb_inited; -static DECLARE_MUTEX(adb_probe_mutex); +static DEFINE_SEMAPHORE(adb_probe_mutex); static int sleepy_trackpad; static int autopoll_devs; int __adb_probe_sync; -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/