Re: [PATCH v2 0/3] support for broken memory modules (BadRAM)

From: H. Peter Anvin
Date: Wed Jun 22 2011 - 15:07:29 EST

On 06/22/2011 12:01 PM, Nancy Yuen wrote:
> Good point. There's the MAX_NODES that expands it, though it's still
> hard coded, and as I understand, intended for NUMA node entries. We
> need anywhere from 8K to 64K 'bad' entries. This creates holes and
> translates to twice as many entries in the e820. We only want to
> allow this memory if it's needed, instead of hard coding it.

It should be dynamic, probably. We can waste memory during early
reclaim, but the memblock stuff should be dynamic.

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