Re: [Xen-devel] Re: [GIT PULL] Xen for 2.6.30 #2

From: Ingo Molnar
Date: Fri Apr 03 2009 - 13:38:09 EST



* Jeremy Fitzhardinge <jeremy@xxxxxxxx> wrote:

>> You know our stance which is very simple: dont put in Xen-only
>> hooks that slow down native, and get rid of the existing Xen-only
>> hooks.
>
> Yes, I understand that. Unlike the pvops stuff, the dom0 changes
> are largely all init-time and setup, and so have no performance
> impact.

Yes, but once dom0 goes in your incentive to fix the native kernel
performance drain we accumulated along the years of paravirt layers
will be strongly weakened, right? :)

Ingo
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