Messages in this thread | | | Date | Wed, 26 Aug 2009 12:10:24 -0400 (EDT) | From | Christoph Lameter <> | Subject | Re: [PATCH 1/4] compcache: xvmalloc memory allocator |
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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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