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Re: [Xen-devel] [PATCH 3 of 7] xen: allows more hypercalls from stubdoms

To: Samuel Thibault <samuel.thibault@xxxxxxxxxxxx>
Subject: Re: [Xen-devel] [PATCH 3 of 7] xen: allows more hypercalls from stubdoms
From: Stefano Stabellini <stefano.stabellini@xxxxxxxxxxxxx>
Date: Tue, 13 Oct 2009 13:10:20 +0100
Cc: "xen-devel@xxxxxxxxxxxxxxxxxxx" <xen-devel@xxxxxxxxxxxxxxxxxxx>, Keir Fraser <Keir.Fraser@xxxxxxxxxxxxx>, Stefano Stabellini <Stefano.Stabellini@xxxxxxxxxxxxx>
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On Tue, 13 Oct 2009, Samuel Thibault wrote:
> Stefano Stabellini, le Tue 13 Oct 2009 13:00:09 +0100, a écrit :
> > I agree with you that we need to redesign these hypercalls, but I am a
> > fan of "doing one thing at a time" so I think we should decouple this
> > goal from the other one of making passthrough work with stubdom for the
> > moment.
> > This way we could first let people test it as it is, fix some bugs that
> > probably still affect the code, fix pci coldplug and add MSI-X support,
> > then redesign the hypercalls.
> 
> For that you could just provide testers with this patch along with a
> strong warning that it's not safe (from a security point of view).

In theory yes, but in practice not so many people read the list
compared to the people that actually chase xen-unstable.
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