[Linux-parport] [PATCHv3 2/2] Add force_epp module option for parport_pc.

[Greg KH]

On Thu, Jul 10, 2014 at 11:56:15AM +0400, Matwey V. Kornilov wrote:
> 
> 
> On Wed, 9 Jul 2014, Greg KH wrote:
> 
> >On Mon, Jul 07, 2014 at 11:01:51AM +0400, Matwey V. Kornilov wrote:
> >>>From cf37d0cc4d51da5c0b368e1f5ab05082c041d1e1 Mon Sep 17 00:00:00 2001
> >>From: "Matwey V. Kornilov" <matwey.kornilov at gmail.com>
> >>Date: Wed, 25 Jun 2014 01:08:45 +0400
> >>Subject: [PATCHv3 2/2] Add force_epp module option for parport_pc.
> >>
> >>The detection of Intel EPP bug is known to produce much false positives.
> >>The new option is introduced to force enable EPP in spite of the test result.
> 
> Hi,
> 
> First of all, maybe I missed something fundamental, or did something wrong,
> but I can't understand how is it going to break working systems?

I thought you disabled the quirk test and now rely on the module option
instead.  That would require a machine that was happily relying on the
quirk test to now be forced to add a module option, right?

Or did I read the patch incorrectly?

Why not implement Alan's suggestion?

thanks,

greg k-h