Re: [RFC 00/15] x86_64: Optimize percpu accesses
From: H. Peter Anvin
Date: Fri Jul 11 2008 - 12:14:21 EST
Christoph Lameter wrote:
No, not i386. x86-64.
x86_64 are small systems? For 64 bit use one would expect 4GB of memory.
Hardly so. i386 has too many other limitations; for one thing, it
starts having performance problems (needing HIHGMEM) at less than 1 GB.
The additional registers, etc.
-hpa
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