linux-kernel - Re: [RFC][PATCH 00/26] sched/numa

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Message-ID: <1332187616.18960.391.camel@twins>
Date:	Mon, 19 Mar 2012 21:06:56 +0100
From:	Peter Zijlstra <a.p.zijlstra@...llo.nl>
To:	Andrea Arcangeli <aarcange@...hat.com>
Cc:	Avi Kivity <avi@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Ingo Molnar <mingo@...e.hu>, Paul Turner <pjt@...gle.com>,
	Suresh Siddha <suresh.b.siddha@...el.com>,
	Mike Galbraith <efault@....de>,
	"Paul E. McKenney" <paulmck@...ux.vnet.ibm.com>,
	Lai Jiangshan <laijs@...fujitsu.com>,
	Dan Smith <danms@...ibm.com>,
	Bharata B Rao <bharata.rao@...il.com>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Rik van Riel <riel@...hat.com>,
	Johannes Weiner <hannes@...xchg.org>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org
Subject: Re: [RFC][PATCH 00/26] sched/numa

On Mon, 2012-03-19 at 14:40 +0100, Andrea Arcangeli wrote:
> > I agree with this, but it's really widespread throughout the kernel,
> > from interrupts to work items to background threads.  It needs to be
> > solved generically (IIRC vhost has some accouting fix for a similar issue).
> 
> Exactly. 

The fact that we all agree its a problem and that nobody has a sane idea
on how to solve it might argue against this.

Also, the fact that there's existing ugly isn't excuse to stop worrying
about it and add more.
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