linux-kernel - Re: [PATCH] Allow preemption during lazy mmu updates

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Date:	Wed, 08 Apr 2009 17:11:52 +0200
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Ingo Molnar <mingo@...e.hu>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	the arch/x86 maintainers <x86@...nel.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
	Nick Piggin <nickpiggin@...oo.com.au>,
	Thomas Gleixner <tglx@...utronix.de>,
	Avi Kivity <avi@...hat.com>
Subject: Re: [PATCH] Allow preemption during lazy mmu updates

On Wed, 2009-04-08 at 16:54 +0200, Ingo Molnar wrote:
> 
> >  kernel/sched.c                     |    2 -
> 
> Needs the ack of ... oh, never mind - this one is fine i guess ;-)

Ah, about that. This new preemption hook has slightly different
requirements than the current preempt-notifiers have (hence the new
hook), I was wondering if KVM (afaik currently the only preempt-notifier
consumer) could live with these requirements.

That is, could these be merged?

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