Re: [patch] x86, pat: fix reserve_memtype() for legacy 1MB range

[H. Peter Anvin]

Suresh Siddha wrote:
> Here X is trying to map first 8KB of memory using /dev/mem. Existing
> code treats first 0-4KB of memory as non-RAM and 4KB-8KB as RAM. Recent
> code changes don't allow to map memory with different attributes
> at the same time.

Why was 0-4 KB marked as non-RAM?  It is most definitely RAM, and should 
be WB.

	-hpa
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