diff options
| author | Oliver Neukum <oliver@neukum.org> | 2009-04-20 19:28:53 +0400 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-04-24 01:15:29 +0400 |
| commit | 2400a2bfbd0e912193fe3b077f492d4980141813 (patch) | |
| tree | e2e1bcc34252c14662c80df15c44703ead9d589c /drivers/usb/serial/cyberjack.c | |
| parent | 212b8f0c3f5a2280bfa1d6ab13a6fe98552becaa (diff) | |
| download | linux-2400a2bfbd0e912193fe3b077f492d4980141813.tar.xz | |
USB: removal of tty->low_latency hack dating back to the old serial code
This removes tty->low_latency from all USB serial drivers that push
data into the tty layer at hard interrupt context. It's no longer needed
and actually harmful.
Signed-off-by: Oliver Neukum <oliver@neukum.org>
Cc: Alan Cox <alan@lxorguk.ukuu.org.uk>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'drivers/usb/serial/cyberjack.c')
| -rw-r--r-- | drivers/usb/serial/cyberjack.c | 7 |
1 files changed, 0 insertions, 7 deletions
diff --git a/drivers/usb/serial/cyberjack.c b/drivers/usb/serial/cyberjack.c index 858bdd038fbc..dd501bb63ed6 100644 --- a/drivers/usb/serial/cyberjack.c +++ b/drivers/usb/serial/cyberjack.c @@ -175,13 +175,6 @@ static int cyberjack_open(struct tty_struct *tty, dbg("%s - usb_clear_halt", __func__); usb_clear_halt(port->serial->dev, port->write_urb->pipe); - /* force low_latency on so that our tty_push actually forces - * the data through, otherwise it is scheduled, and with high - * data rates (like with OHCI) data can get lost. - */ - if (tty) - tty->low_latency = 1; - priv = usb_get_serial_port_data(port); spin_lock_irqsave(&priv->lock, flags); priv->rdtodo = 0; |