Re: [Xen-devel] Grant table version

[Matt Wilson]

On Thu, Oct 31, 2013 at 03:48:23PM +0000, Ian Campbell wrote:
> On Wed, 2013-10-30 at 13:26 +0100, Vladimir 'φ-coder/phcoder' Serbinenko
> wrote:
> 
> > > From this point of view, the safe course of action is to use whichever
> > > type of grants you want, then tear down all the front/back pairs, and
> > > reset the version to v1 before handing off.
> > > 
> > Thank you, that's what I did now.
> 
> FWIW I don't think there is any need for pvgrub to be using the sorts of
> advanced features enabled by gnttab v2. Even Linux doesn't use most
> (any?) of them ;-)

Indeed. Vladimir, for maximum compatibility with various versions of
Xen, it would probably be best to use gnttab v1 only.

--msw