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Re: Paravirtualization on VMware's Platform [VMI].

From:  Avi Kivity <avi-AT-redhat.com>
To:  Arjan van de Ven <arjan-AT-infradead.org>
Subject:  Re: Paravirtualization on VMware's Platform [VMI].
Date:  Sun, 20 Sep 2009 12:00:21 +0300
Cc:  Ingo Molnar <mingo-AT-elte.hu>, Alok Kataria <akataria-AT-vmware.com>, Thomas Gleixner <tglx-AT-linutronix.de>, "H. Peter Anvin" <hpa-AT-zytor.com>, the arch/x86 maintainers <x86-AT-kernel.org>, LKML <linux-kernel-AT-vger.kernel.org>, Jeremy Fitzhardinge <jeremy-AT-goop.org>, Chris Wright <chrisw-AT-sous-sol.org>, Rusty Russell <rusty-AT-rustcorp.com.au>, "virtualization-AT-lists.osdl.org" <virtualization-AT-lists.osdl.org>, Greg KH <greg-AT-kroah.com>, Linus Torvalds <torvalds-AT-linux-foundation.org>, Andrew Morton <akpm-AT-linux-foundation.org>
Archive-link:  Article, Thread

On 09/20/2009 10:52 AM, Arjan van de Ven wrote:
> On Sun, 20 Sep 2009 09:42:47 +0200
> Ingo Molnar<mingo@elte.hu>  wrote:
>
>    
>> If we were able to rip out all (or most) of paravirt from arch/x86 it
>> would be tempting for other technical reasons - but the patch above
>> is well localized.
>>      
> interesting question is if this would allow us to remove a few of the
> paravirt hooks....
>    

kvm will be removing the pvmmu support soon; and Xen is talking about
running paravirtualized guests in a vmx/svm container where they don't need
most of the hooks.

-- 
Do not meddle in the internals of kernels, for they are subtle and quick to panic.



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