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SubjectRe: [this_cpu_xx V5 19/19] SLUB: Experimental new fastpath w/o interrupt disable
On Thu, 8 Oct 2009, Peter Zijlstra wrote:

> I just don't get why Christoph is getting all upset about the
> need_resched() check in preempt_enable(), its still cheaper than poking
> at the interrupt flags.

Preempt causes too many performance issues. I keep on thinking that I
could make it easier on people to use it. Guess I better leave it simple
then.





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