Re: [Xen-devel] [PATCH] xc: deal with xen/evtchn and xen/gntdev device names

[Ian Campbell <Ian.Campbell@xxxxxxxxxx>]

On Wed, 2010-06-02 at 17:09 +0100, Jeremy Fitzhardinge wrote:
> On 06/02/2010 02:29 AM, Ian Campbell wrote:
> > On Tue, 2010-06-01 at 17:35 +0100, Jeremy Fitzhardinge wrote:
> > I don't think we need a flag day. It seems like we already ship a udev
> > rule (in tools/hotplug/Linux/xen-backend.rules) which correctly
> > created /dev/xen/evtchn with the current kernel and which is apparently
> > unnecessary (but harmless) with the proposed kernel change.
> >   
> 
> My main concern is that an old libxc will screw anyone with new kernel
> and udev.

Is it any more likely to screw them with a new kernel than with an old
one?

If so I think that's an argument for propagating the removal of this
functionality into stable trees sooner rather than later rather than
papering over the craziness for even longer.

Ian.


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