Messages in this thread | | | Date | Thu, 13 Aug 2009 13:35:50 +0200 | Subject | Re: [PATCH][RT] pty low latency | From | John Kacur <> |
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On Thu, Aug 13, 2009 at 6:42 AM, Sven-Thorsten Dietrich<sdietrich@novell.com> wrote: > > Subject: add hunks dropped in rt 2.6.31-rc5-rt1.1 forward port > From: patch-2.6.31-rc4-rt1 > Signed-off-by: Sven-Thorsten Dietrich <sdietrich@suse.de> > --- a/drivers/char/pty.c > +++ b/drivers/char/pty.c > @@ -52,6 +52,7 @@ static void pty_close(struct tty_struct *tty, struct file *filp) > return; > tty->link->packet = 0; > set_bit(TTY_OTHER_CLOSED, &tty->link->flags); > + tty_flip_buffer_push(tty->link); > wake_up_interruptible(&tty->link->read_wait); > wake_up_interruptible(&tty->link->write_wait); > if (tty->driver->subtype == PTY_TYPE_MASTER) { > @@ -207,6 +208,7 @@ static int pty_open(struct tty_struct *tty, struct file *filp) > clear_bit(TTY_OTHER_CLOSED, &tty->link->flags); > set_bit(TTY_THROTTLED, &tty->flags); > retval = 0; > + tty->low_latency = 1; > out: > return retval; > } >
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