Re: [PATCH 1/4] compcache: xvmalloc memory allocator

[Christoph Lameter]

On Wed, 26 Aug 2009, Nitin Gupta wrote:

> I went crazy. I meant 40 bits for PFN -- not 48. This 40-bit PFN should be
> sufficient for all archs. For archs where 40 + PAGE_SHIFT < MAX_PHYSMEM_BITS
> ramzswap will just issue a compiler error.

How about restricting the xvmalloc memory allocator to 32 bit? If I
understand correctly xvmalloc main use in on 32 bit in order to be
able to use HIGHMEM?

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