Re: broken local_t on i386

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On Mon, 12 Jun 2006, Andi Kleen wrote:

> Saving two instructions? And PDA is usually in L1. I doubt you could benchmark
> a difference.

The two instructions occur over and over again for each PDA reference. And 
then there are now two more instruction for disabling preempt and 
reenabling preempt.

A simple dec/inc <absolute location> would be nicely suitable for 
inlining per processor counters.


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