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DateWed, 16 Apr 2008 20:48:16 +0200
FromIngo Molnar <>
SubjectRe: [RFC][patch 2/5] mm: Node-setup agnostic free_bootmem()
* Yinghai Lu <yhlu.kernel@gmail.com> wrote:

> >  Yes, it should work well with cross nodes case.
> >
> >  but please add boundary check on free_bootmem_node too.
> 
> also please note: it will have problem span nodes box.
> 
> for example: node 0: 0-2g, 4-6g, node1: 2-4g, 6-8g. and if ramdisk sit 
> creoss 2G boundary. you will only free the range before 2g.

yes. Such systems _will_ become more common - so the "this is rare" 
arguments are incorrect. bootmem has to be robust enough to deal with 
it.
	Ingo


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