| Date | Mon, 27 Aug 2007 12:32:48 -0700 (PDT) | From | Christoph Lameter <> | Subject | Re: [patch 13/28] Add cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64 |
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On Mon, 27 Aug 2007, Mathieu Desnoyers wrote:
> Add the primitives cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64. They > use cmpxchg_acq as underlying macro, just like the already existing ia64 > cmpxchg().
Acked-by: Christoph Lameter <clameter@sgi.com>
Note cmpxchg is *not* a performance win vs interrupt disable / enable on IA64.
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