linux-kernel - Re: + stupid-hack-to-make-mainline-build.patch added to -mm tree

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Message-ID: <Line.LNX.4.64.0703071303010.1851@d.namei>
Date:	Wed, 7 Mar 2007 13:03:39 -0500 (EST)
From:	James Morris <jmorris@...ei.org>
To:	Ingo Molnar <mingo@...e.hu>
cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Virtualization Mailing List <virtualization@...ts.osdl.org>,
	john stultz <johnstul@...ibm.com>,
	LKML <linux-kernel@...r.kernel.org>, tglx@...utronix.de,
	akpm@...ux-foundation.org
Subject: Re: + stupid-hack-to-make-mainline-build.patch added to -mm tree

On Wed, 7 Mar 2007, Ingo Molnar wrote:

> 
> * Jeremy Fitzhardinge <jeremy@...p.org> wrote:
> 
> > Xen, for example, uses the tsc as the principle timebase in the
> > hypervisor interface. [...]
> 
> ugh. Please take it from me: i've watched the Linux time code walk its 
> long, rocky 10+ years road. One of the first mistakes was when we made 
> the TSC the center of the i386-time universe. (incidentally, it was me 
> who did the first steps of that, as a rookie kernel hacker) We got cured 
> out of that in v2.6.19, v2.6.20 and v2.6.21. Granted, Xen is only at the 
> beginning of that same road. Meet in another 10 years? ;)

What do you suggest instead ?

(Digging into this for lguest now...)



- James
-- 
James Morris
<jmorris@...ei.org>
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