Re: Locking comment on shrink_caches()

Alan Cox (alan@lxorguk.ukuu.org.uk)
Wed, 26 Sep 2001 19:07:10 +0100 (BST)

> nothing: 30 cycles
> locked add: 31 cycles
> cpuid: 79 cycles
>
> Only slightly worse, but I'd not expected this.
> This was from a 866MHz part too, whereas you have a 533 iirc ?

The 0.13u part has a couple more pipeline steps I believe
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