Re: [Qemu-devel] OT: Running qemu without host os?

[Peter Karlsson]

On Sat, 22 Jan 2005, Karl Magdsick wrote:

> Unless all of the guest OSes were modified to be aware that they were
> sharing hardware (or else some really intelligent dynamic patching was
> going on), the OSes would step all over eachother.  For instance, one
> guest OS might put the NIC in promiscuous mode right before another
> guest OS boots and re-initializes the NIC to non-promiscuous mode.  A
> third guest OS might then change the MAC address on the NIC and screw
> up ARP.

Isn't that what xen does? All guest OSes has to be modified to run.

See:
http://www.cl.cam.ac.uk/Research/SRG/netos/xen/

Best regards

Peter K

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