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    SubjectRe: [PATCH] SLUB use cmpxchg_local
    On Tue, 21 Aug 2007, Mathieu Desnoyers wrote:

    > Using cmpxchg_local vs cmpxchg has a clear impact on the fast paths, as
    > shown below: it saves about 60 to 70 cycles for kmalloc and 200 cycles
    > for the kmalloc/kfree pair (test 2).

    Hmmmm.. I wonder if the AMD processors simply do the same in either
    version.
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