Messages in this thread | | | Date | Wed, 7 May 2008 07:24:31 -0700 | From | Arjan van de Ven <> | Subject | Re: 2.6.26, PAT and AMD family 6 |
| |
On Wed, 07 May 2008 16:09:05 +0200 Rene Herman <rene.herman@keyaccess.nl> wrote:
[as for which cpus]
The errata docs have these errata, at least for Intel I know they're there. We can add back older cpus over time, but again.. think of it as a risk/reward thing ;( Right now, breaking all kinds of well working older systems without benefits on the upside..... that's not very popular on lkml. Once PAT is rock solid I hope we can relax this check greatly...
> A blacklist would be a better idea I feel, but in ANY case I think > it's really bad form to clear the feature flag. They are provided by > hardware; if arch/x86/mm/pat.c won't risk running except on a select > few tested models, whatever, but my /proc/cpuinfo shouldn't be lying > to me.
we filter those for all kinds of things already, sorry. What good is showing "pat" if "pat" isn't deemed usable (yet)???? Now *that* is deception :) > > Rene.
| |