linux-kernel - Re: [PATCH 00/52] RFC: Unified NUMA balancing tree, v1

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Message-ID: <50BCCAA3.6060604@redhat.com>
Date:	Mon, 03 Dec 2012 10:52:03 -0500
From:	Rik van Riel <riel@...hat.com>
To:	Ingo Molnar <mingo@...nel.org>
CC:	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	Peter Zijlstra <a.p.zijlstra@...llo.nl>,
	Paul Turner <pjt@...gle.com>,
	Lee Schermerhorn <Lee.Schermerhorn@...com>,
	Christoph Lameter <cl@...ux.com>, Mel Gorman <mgorman@...e.de>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Andrea Arcangeli <aarcange@...hat.com>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	Johannes Weiner <hannes@...xchg.org>,
	Hugh Dickins <hughd@...gle.com>
Subject: Re: [PATCH 00/52] RFC: Unified NUMA balancing tree, v1

On 12/02/2012 01:42 PM, Ingo Molnar wrote:

> Most of the outstanding objections against numa/core centered around
> Mel and Rik objecting to the PROT_NONE approach Peter implemented in
> numa/core. To settle that question objectively I've performed performance
> testing of those differences, by picking up the minimum number of
> essentials needed to be able to remove the PROT_NONE approach and use
> the PTE_NUMA approach Mel took from the AutoNUMA tree and elsewhere.

For the record, I have no objection to either of
the pte marking approaches.

> Rik van Riel (1):
>    sched, numa, mm: Add credits for NUMA placement

Where did the TLB flush optimizations go? :)

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