Messages in this thread | | | Date | Wed, 7 Feb 2007 21:27:27 +0900 | From | KAMEZAWA Hiroyuki <> | Subject | Re: [2.6.20][PATCH] fix mempolicy error check on a system with memory-less-node |
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On Wed, 7 Feb 2007 12:32:36 +0100 Andi Kleen <ak@suse.de> wrote:
> > > How for_each_online_node(nid) works ? it can handle alias-nid ? > > > > == > > for_each_online_node(nid) { > > pgdat = NODE_DATA(nid); > > == > > This code never accesses pgdat_for_A twice ? > > It would. If there's a problem it could be changed to walk the pgdat lists instead, > but at least when x86-64 still did it there wasn't. >
Thank you for discussion.
I'll try another hot-fix just for this NULL pointer access problem, which is not invasive and not costly.
Thanks, -Kame
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