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| author | Oliver Neukum <oliver@neukum.org> | 2009-04-20 17:28:53 +0200 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@suse.de> | 2009-04-23 14:15:29 -0700 |
| commit | 2400a2bfbd0e912193fe3b077f492d4980141813 (patch) | |
| tree | e2e1bcc34252c14662c80df15c44703ead9d589c /drivers/usb/serial/mos7840.c | |
| parent | 212b8f0c3f5a2280bfa1d6ab13a6fe98552becaa (diff) | |
| download | kernel_samsung_smdk4412-2400a2bfbd0e912193fe3b077f492d4980141813.zip kernel_samsung_smdk4412-2400a2bfbd0e912193fe3b077f492d4980141813.tar.gz kernel_samsung_smdk4412-2400a2bfbd0e912193fe3b077f492d4980141813.tar.bz2 | |
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/mos7840.c')
| -rw-r--r-- | drivers/usb/serial/mos7840.c | 6 |
1 files changed, 0 insertions, 6 deletions
diff --git a/drivers/usb/serial/mos7840.c b/drivers/usb/serial/mos7840.c index 499b7b8..84fb1dc 100644 --- a/drivers/usb/serial/mos7840.c +++ b/drivers/usb/serial/mos7840.c @@ -1007,12 +1007,6 @@ static int mos7840_open(struct tty_struct *tty, status = mos7840_set_reg_sync(port, mos7840_port->ControlRegOffset, Data); - /* 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; - /* Check to see if we've set up our endpoint info yet * * (can't set it up in mos7840_startup as the structures * * were not set up at that time.) */ |