Re: [patch 13/28] Add cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64

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 <[email protected]>

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

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• References:
  • [patch 00/28] Add cmpxchg64_local and cmpxchg_local to each architecture
    • From: Mathieu Desnoyers <[email protected]>
  • [patch 13/28] Add cmpxchg_local, cmpxchg64 and cmpxchg64_local to ia64
    • From: Mathieu Desnoyers <[email protected]>

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