Re: [PATCH 0/7] slub: Fastpath optimization (especially for RT) V1

[Christoph Lameter]

On Thu, 18 Dec 2014, Joonsoo Kim wrote:
> > Good idea. How does this affect the !CONFIG_PREEMPT case?
>
> One more this_cpu_xxx makes fastpath slow if !CONFIG_PREEMPT.
> Roughly 3~5%.
>
> We can deal with each cases separately although it looks dirty.

Ok maybe you can come up with a solution that is as clean as possible?
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