On Fri, 7 Sep 2007 15:26:50 -0700
Jesse Barnes <[email protected]> wrote:
> FYI, we just released a new white paper describing memory ordering for
> Intel processors:
> http://developer.intel.com/products/processor/manuals/index.htm
>
> Should help answer some questions about some of the ordering primitives
> we use on i386 and x86_64.
Nice - but it appears to be 64bit only - and indeed it appears to be
untrue for real 32bit because of the Pentium Pro fencing errata.
The kernel also runs on IDT Winchip, Cyrix and AMD processors not all of
which have exactly the same behaviour (the IDT Winchip as we run it
profoundly differs)
Alan
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