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SubjectRe: Locking comment on shrink_caches()
On Wed, 26 Sep 2001, Alan Cox wrote:

> VIA Cyrix CIII (original generation 0.18u)
> nothing: 28 cycles
> locked add: 29 cycles
> cpuid: 72 cycles

Interesting. From a newer C3..

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 ?



| Dave Jones.
| SuSE Labs

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