Re: Xen & VMI?

From: Ingo Molnar
Date: Tue Mar 06 2007 - 16:21:22 EST



* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

> > so trying to argue as if there was no ABI imposed on Linux by hiding
> > the Xen ABI behind paravirt_ops, and whistling into the air as if
> > nothing happened is misguided at best.
>
> How is the situation even slightly different with a unified hypervisor
> ABI?

1 sane ABI instead of 4 parallel ones? It's the same difference as the
difference between 300 system calls and 1200 system calls. Alot more
focus, alot more integration, alot less pain. Every time i change a
detail in Linux i have to update (and think about) 1 virtualization
aspect - not 4 (or more).

Ingo
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