n_tty's .set_termios method unconditionally performs reader wakeup; remove extra reader wakeup for canonical mode changes.
Signed-off-by: Peter Hurley <[email protected]> --- drivers/tty/n_tty.c | 3 --- 1 file changed, 3 deletions(-) diff --git a/drivers/tty/n_tty.c b/drivers/tty/n_tty.c index 01bf5eb..42d7ae7 100644 --- a/drivers/tty/n_tty.c +++ b/drivers/tty/n_tty.c @@ -1763,9 +1763,6 @@ static void n_tty_set_termios(struct tty_struct *tty, struct ktermios *old) ldata->lnext = 0; } - if (canon_change && !L_ICANON(tty) && read_cnt(ldata)) - wake_up_interruptible(&tty->read_wait); - ldata->icanon = (L_ICANON(tty) != 0); if (I_ISTRIP(tty) || I_IUCLC(tty) || I_IGNCR(tty) || -- 1.8.1.2 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
