[Pkg-xen-devel] Re: [Pkg-xen-changes] r70 - trunk/xen-3.0/debian

[Bastian Blank]

On Wed, Mar 08, 2006 at 04:52:32PM +0100, Ralph Passgang wrote:
> The problem is that the normal i386 userspace tools to control xen domains 
> doesn't work with a 64bit hypervisor+dom0 kernel. At least that is what I 
> read on the xen-ml more than once.

This is correct, that is why I disabled that piece.

> I am not a c-guru, so I don't know if this is fixable in future versions of 
> xen... if it's fixable we should provide a 64bit hypervisor on i386, but at 
> the moment it would only confuse people.

The structures for the userspace-kernel and kernel-hypervisor
communication needs to be proper alligned. This is not rocket science
but even the linux developer not always got it right which is the reason
for the ioctl32 layer.

> hmmm, in future this might get more complicated anyways, because xen will be 
> available on more then just i386 & amd64 in future.

In both 3.0 and unstable there is ia64 support, powerpc may show up in
the near future.

Bastian

-- 
We fight only when there is no other choice.  We prefer the ways of
peaceful contact.
		-- Kirk, "Spectre of the Gun", stardate 4385.3
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