linux-kernel - Re: [PATCH] Fix sys_move_pages when a NULL node list is passed.

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Message-ID: <Pine.LNX.4.64.0611071800250.7749@schroedinger.engr.sgi.com>
Date:	Tue, 7 Nov 2006 18:01:11 -0800 (PST)
From:	Christoph Lameter <clameter@....com>
To:	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
cc:	Stephen Rothwell <sfr@...b.auug.org.au>,
	linux-kernel@...r.kernel.org, linux-mm@...ck.org,
	stable@...nel.org, akpm@...l.org
Subject: Re: [PATCH] Fix sys_move_pages when a NULL node list is passed.

On Wed, 8 Nov 2006, KAMEZAWA Hiroyuki wrote:

> >  	pm[nr_pages].node = MAX_NUMNODES;
> 
> I think node0 is always online...but this should be
> 
> pm[i].node = first_online_node; // /* any online node */

No it is a marker. The use of any node that is online could lead to a 
false determination of the endpoint of the list.

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