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Message-ID: <20121021123147.GB19229@gmail.com> Date: Sun, 21 Oct 2012 14:31:47 +0200 From: Ingo Molnar <mingo@...nel.org> To: Rik van Riel <riel@...hat.com> Cc: Ni zhan Chen <nizhan.chen@...il.com>, Peter Zijlstra <peterz@...radead.org>, Andrea Arcangeli <aarcange@...hat.com>, Linux Memory Management List <linux-mm@...ck.org>, Mel Gorman <mel@....ul.ie>, Linux kernel Mailing List <linux-kernel@...r.kernel.org> Subject: Re: question on NUMA page migration * Rik van Riel <riel@...hat.com> wrote: > On 10/20/2012 10:39 PM, Ni zhan Chen wrote: > >On 10/19/2012 11:53 PM, Rik van Riel wrote: > >>Hi Andrea, Peter, > >> > >>I have a question on page refcounting in your NUMA > >>page migration code. > >> > >>In Peter's case, I wonder why you introduce a new > >>MIGRATE_FAULT migration mode. If the normal page > >>migration / compaction logic can do without taking > >>an extra reference count, why does your code need it? > > > >Hi Rik van Riel, > > > >This is which part of codes? Why I can't find MIGRATE_FAULT in latest > >v3.7-rc2? > > It is in tip.git in the numa/core branch. The Git access URI is: git pull git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git numa/core git clone git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip.git numa/core Thanks, Ingo -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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