linux-kernel - Re: [patch] tlb flush_data: replace per

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Message-ID: <20090114073146.GA14767@elte.hu>
Date:	Wed, 14 Jan 2009 08:31:46 +0100
From:	Ingo Molnar <mingo@...e.hu>
To:	Ravikiran G Thirumalai <kiran@...lex86.org>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Frederik Deweerdt <frederik.deweerdt@...og.eu>,
	andi@...stfloor.org, tglx@...utronix.de, hpa@...or.com,
	linux-kernel@...r.kernel.org, shai@...lex86.org
Subject: Re: [patch] tlb flush_data: replace per_cpu with an array


* Ravikiran G Thirumalai <kiran@...lex86.org> wrote:

> On Tue, Jan 13, 2009 at 07:34:20PM +0100, Ingo Molnar wrote:
> >
> >* Ravikiran G Thirumalai <kiran@...lex86.org> wrote:
> >
> >> On Tue, Jan 13, 2009 at 01:33:17PM +0100, Ingo Molnar wrote:
> >> >
> >> >
> >> >VSMP is a clustering solution (default-disabled)
> >> 
> >> Small correction :)
> >> Well, it is a virtualization solution creating single VM across multiple
> >> systems.  Since it is shared memory, we would rather refer to it as SMP or
> >> Virtual SMP rather than a clustering solution.
> >
> > You do have hardware help too to do efficient cross-node memory 
> > traffic, dont you?
> 
> Of course.  A fast backplane interconnect.

... so it's PCs clustered together, and called vSMP, right? ;-)

a neat hack in any case.

	Ingo
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