[lkml]   [2001]   [Sep]   [26]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
Messages in this thread
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

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to
More majordomo info at
Please read the FAQ at

 \ /
  Last update: 2005-03-22 13:03    [W:0.105 / U:3.152 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site