lkml.org 
[lkml]   [2004]   [Aug]   [27]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: faster via/centaur hw rng throughput patch for 2.6.8.1
Martin Peck wrote:
> - use of cpu_has_xstore replaced with model / stepping
> checks to determine C5XL/C5P/C5J/* capability. there
> is a problem with first generation C5XL boards (with
> stepping 0 IIRC) that do not report xstore but do
> have a functional hardware rng device. the stepping
> check also distinguishes the single entropy C5XL from
> the dual entropy C5P+.


Oh, and this change is going in the wrong direction.

You should instead modify arch/i386/kernel/cpu/centaur.c with code that
does something like

if (!xstore feature bit reported)
check stepping and see if it's there anyway

Regards,

Jeff


-
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: 2005-03-22 14:05    [W:0.096 / U:0.064 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site