Re: Xen as a kernel module

[Kip Macy <kmacy@fsmware.com>]

I'm obviously partisan, but I think that would largely defeat the
privilege de-coupling that they're trying to achieve. Not to mention
nullifying the notion of a driver domain.

			-Kip



On Tue, 25 Jan 2005, Jacob Gorm Hansen wrote:

> hi,
>
> with Xen increasingly depending on Linux for bootstrap, drivers, packet
> filtering etc., would it make sense to have the option of compiling Xen
> as a Linux kernel module, like in VMWare or coLinux?
>
> It seems this would give similar performance to Xen 1.2, while retaining
> most of the benefits of the NGIO model (i.e. not having to port
> drivers). The only downside would be the lack of driver isolation, but
> most people would be willing to live with that is my guess (plus as long
> as there is no IO-MMU a bad driver is still able to take down the
> complete system anyhow).
>
> I imagine this could be done in a way that would also work under other
> host-OSes, like *BSD or Windows.
>
> Any comments?
>
> Jacob
>
>
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