Re: [PATCH] slab: initialize unused alien cache entry as NULL atalloc_alien_cache().

[Christoph Lameter]

On Wed, 23 Dec 2009, Haicheng Li wrote:

> > It should have been set up by the SRAT parser (modulo regressions)
> >
> > Haicheng, did you verify with printk it's really incorrect at this point?
>
> Yup. See below debug patch & Oops info.
>
> If we can make sure that SRAT parser must be able to detect out all possible
> node (even the node, cpu+mem, is not populated on the motherboard), it would
> be ACPI Parser issue or BIOS issue rather than a slab issue. In such case, I
> think this patch might become a workaround for buggy system board; and we
> might need to look into ACPI SRAT parser code as well:).

Right. Lets fix the SRAT / ACPI issue. Code elsewhere also dimensions
arrays to nr_node_ids.
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