linux-kernel - Re: [PATCH] Do not use cpu_to_node() to find an offlined cpu's node.

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Date:	Wed, 10 Oct 2012 13:37:09 -0700
From:	Andrew Morton <akpm@...ux-foundation.org>
To:	David Rientjes <rientjes@...gle.com>
Cc:	Peter Zijlstra <peterz@...radead.org>,
	Tang Chen <tangchen@...fujitsu.com>, mingo@...hat.com,
	miaox@...fujitsu.com, wency@...fujitsu.com,
	linux-kernel@...r.kernel.org, linux-numa@...r.kernel.org
Subject: Re: [PATCH] Do not use cpu_to_node() to find an offlined cpu's
 node.

On Wed, 10 Oct 2012 13:30:29 -0700 (PDT)
David Rientjes <rientjes@...gle.com> wrote:

> > So for now, let me NACK that patch. You cannot go change stuff like
> > that.
> > 
> 
> Agreed, that makes the nack-count up to 2 now.  Andrew, please remove 
> cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved.patch
> cpu_hotplug-unmap-cpu2node-when-the-cpu-is-hotremoved-fix.patch
> from -mm.

Nope.  It fixes a BUG() and so I'll be keeping it around until I see a
better fix.  It's one of the ways in which I prevent things from falling
through cracks.
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