Re: [patch 13/28] Add cmpxchg_local, cmpxchg64 and cmpxchg64_localto ia64

[Christoph Lameter]

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@xxxxxxx>

Note cmpxchg is *not* a performance win vs interrupt disable / enable on IA64.

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