Re: [patch 2/2] enables booting a NUMA system where some nodes haveno memory

[Martin Bligh]

Christoph Lameter wrote:
> On Wed, 15 Nov 2006, Martin Bligh wrote:
>
> > All we need is an appropriate zonelist for each node, pointing to
> > the memory it should be accessing.
>
> But there is no memory on the node. Does the zonelist contain the zones of 
> the node without memory or not? We simply fall back each allocation to the 
> next node as if the node was overflowing?

Sure. there's no point in putting an empty zone in the zonelist.
We should just skip anything where present_pages is zero.

M.


-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/