Hi all,
Did the patch below get accepted or is there a problem with it ?
Haven't seen it appearing in any git trees so far.
Thanks,
Filip-
On Fri, 2010-06-11 at 11:17 +0200, f.aben@xxxxxxxxxx wrote:
> This patch removes the setting of the low_latency flag.
> tty_flip_buffer_push() is occasionally being called in irq context, which
> causes a hang if the low_latency flag is set.
> Removing the low_latency flag only seems to impact the flush to ldisc,
> which will now be put on a workqueue.
>
> Signed-off-by: Filip Aben <f.aben@xxxxxxxxxx>
>
> ---
>
> diff --git a/drivers/net/usb/hso.c b/drivers/net/usb/hso.c
> index 0a3c41f..4dd2351 100644
> --- a/drivers/net/usb/hso.c
> +++ b/drivers/net/usb/hso.c
> @@ -1334,7 +1334,6 @@ static int hso_serial_open(struct tty_struct *tty, struct file *filp)
> /* check for port already opened, if not set the termios */
> serial->open_count++;
> if (serial->open_count == 1) {
> - tty->low_latency = 1;
> serial->rx_state = RX_IDLE;
> /* Force default termio settings */
> _hso_serial_set_termios(tty, NULL);
> --
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