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

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Date:	Sun, 20 Sep 2009 12:00:21 +0300
From:	Avi Kivity <avi@...hat.com>
To:	Arjan van de Ven <arjan@...radead.org>
CC:	Ingo Molnar <mingo@...e.hu>, Alok Kataria <akataria@...are.com>,
	Thomas Gleixner <tglx@...utronix.de>,
	"H. Peter Anvin" <hpa@...or.com>,
	the arch/x86 maintainers <x86@...nel.org>,
	LKML <linux-kernel@...r.kernel.org>,
	Jeremy Fitzhardinge <jeremy@...p.org>,
	Chris Wright <chrisw@...s-sol.org>,
	Rusty Russell <rusty@...tcorp.com.au>,
	"virtualization@...ts.osdl.org" <virtualization@...ts.osdl.org>,
	Greg KH <greg@...ah.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: Paravirtualization on VMware's Platform [VMI].

On 09/20/2009 10:52 AM, Arjan van de Ven wrote:
> On Sun, 20 Sep 2009 09:42:47 +0200
> Ingo Molnar<mingo@...e.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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