lkml.org 
[lkml]   [2005]   [May]   [30]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date30 May 2005 18:40:03 +0200
DateMon, 30 May 2005 18:40:03 +0200
FromAndi Kleen <>
SubjectRe: spinaphore conceptual draft
On Mon, May 30, 2005 at 08:52:13AM -0600, Chris Friesen wrote:
> Andi Kleen wrote:
>
> >On many architectures (including popular ones like AMD x86-64)
> >there is no reliable fast monotonic (1) count unfortunately
>
> What about rdtsc?

It fails the reliable and monotonic test on AMD; on Intel EM64T machines
it fails the fast test (although the alternatives are even slower) and
also the first ones one a few bigger ones.

-Andi
-
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/

\
 
 \ /
  Last update: 2005-05-30 18:44    [from the cache]
©2003-2010