Re: [Xen-devel] [PATCH][XEN] PV blk backend: Make 32bit PV guests work on 64bit PV Dom0

[Christoph Egger <Christoph.Egger@xxxxxxx>]

On Monday 28 July 2008 15:00:35 Keir Fraser wrote:
> On 28/7/08 13:52, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote:
> >> Quite the opposite. By doing it in your own header files you can specify
> >> the structure names and so on exactly how you would like them to be for
> >> the particular OS concerned.
> >
> > I'm concerned about having/keeping the API/ABI the same between all OS's
> > and not about their implementation.
>
> The interfaces (both the API exposed by public/ headers; and the ABI they
> describe) won't change. At least not in a way that isn't backward
> compatible. Or we'd be breaking old OSes all the time!

Haven't those got broken with the removal of non-PAE support? :)

Christoph

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