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Re: [Xen-devel] ABI/API breakage

To: Keir Fraser <keir.fraser@xxxxxxxxxxxxx>
Subject: Re: [Xen-devel] ABI/API breakage
From: Christoph Egger <Christoph.Egger@xxxxxxx>
Date: Mon, 20 Jul 2009 16:37:39 +0200
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On Monday 20 July 2009 16:15:31 Keir Fraser wrote:
> On 20/07/2009 13:44, "Christoph Egger" <Christoph.Egger@xxxxxxx> wrote:
> > Hi!
> >
> > Changeset 19639 changed the ABI/API w/o taking care about backward
> > compatibility.
> > This breaks the xen build in upstream qemu in file hw/xen_domainbuild.c
> Is xc_linux_build() the only problematic function? That one could be
> reverted easily enough. Actually superpages should really just get bunged
> in 'struct xc_dom_image' I think. Then the interface for all domain builder
> functions reverts to what it was previously.

For qemu, xc_linux_build() is the only one problematic function.
From the engineering point-of-view, your proposal to collapse superpages
into 'struct xc_dom_image' is the best solution.


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