Re: [PATCH 0/2] panics booting NUMA SPARSEMEM on x86_32 NUMA

From: Ingo Molnar
Date: Tue May 20 2008 - 08:09:29 EST

* Andy Whitcroft <apw@xxxxxxxxxxxx> wrote:

> We have been seeing panics booting NUMA SPARSEMEM kernels on x86_32
> hardware, while trying to allocate node local memory in early boot.
> These are caused by a miss-allocation of the node pgdat structures
> when numa remap is disabled.
> Following this email are two patches, the first reenables numa remap
> for SPARSEMEM as the underlying bug has now been fixed. The second
> hardens the pgdat allocation in the face of there being no numa remap
> for a particular node (which may still occur).

applied to -tip, thanks Andy.

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