linux-kernel - Re: USB: serial: add symbol serial driver

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Date:	Sun, 5 Apr 2009 22:37:53 -0700
From:	Greg KH <greg@...ah.com>
To:	Alan Cox <alan@...rguk.ukuu.org.uk>
Cc:	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	torvalds@...ux-foundation.org
Subject: Re: USB: serial: add symbol serial driver

On Thu, Mar 26, 2009 at 07:42:28PM +0000, Alan Cox wrote:
> On Thu, 26 Mar 2009 19:29:28 GMT
> Linux Kernel Mailing List <linux-kernel@...r.kernel.org> wrote:
> 
> Thank you for not running this past the tty layer maintainer.

Sorry about that.

> > +	/*
> > +	 * 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;
> 
> The above is bogus cargo cult programming copied from old drivers and
> should be removed.

It's all over the usb-serial drivers, should I just remove it from all
of them?

thanks,

greg k-h
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