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Message-ID: <alpine.DEB.2.00.1205301441350.31768@router.home> Date: Wed, 30 May 2012 14:42:42 -0500 (CDT) From: Christoph Lameter <cl@...ux.com> To: Andi Kleen <andi@...stfloor.org> cc: Linus Torvalds <torvalds@...ux-foundation.org>, kosaki.motohiro@...il.com, linux-kernel@...r.kernel.org, linux-mm@...ck.org, Andrew Morton <akpm@...gle.com>, Dave Jones <davej@...hat.com>, Mel Gorman <mgorman@...e.de>, stable@...r.kernel.org, hughd@...gle.com, sivanich@....com, KOSAKI Motohiro <kosaki.motohiro@...fujitsu.com> Subject: Re: [PATCH 0/6] mempolicy memory corruption fixlet On Wed, 30 May 2012, Andi Kleen wrote: > On Wed, May 30, 2012 at 01:50:02PM -0500, Christoph Lameter wrote: > > On Wed, 30 May 2012, Andi Kleen wrote: > > > > > I always regretted that cpusets were no done with custom node lists. > > > That would have been much cleaner and also likely faster than what we have. > > > > Could shared memory policies ignore cpuset constraints? > > Only if noone uses cpusets as a "security" mechanism, just for a "soft policy" > Even with soft policy you could well break someone's setup. Well at least lets exempt shared memory from memory migration and memory policy updates. That seems to be causing many of these issues. -- 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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