Subject: Re: [PATCH 2/3] dummy: make device count build-time configurable

From: Stephen Hemminger <[email-masked]>
Date: Tue, 12 Jan 2016 10:42:47 -0800

On Tue, 12 Jan 2016 12:57:33 +0100
Lubomir Rintel <[email-masked]> wrote:

> The devices can be created at run-time for quite some time already and the
> load-time device creation collides with attempts to create the device of
> the same name:
> 
>   # rmmod dummy
>   # ip link add dummy0 type dummy
>   RTNETLINK answers: File exists
> 
> This is pretty much the same situation as was with the block loop devices
> which was solved by adding a build-time configuration that the
> distributions could use as they deem fit while keeping the default for
> compatibility.
> 
> Let's do that here as well.
> 
> Signed-off-by: Lubomir Rintel <[email-masked]>

There is already a module parameter for this, so making it a compile
time option adds nothing.