2006/5/2, Thiemo Seufer <ths@xxxxxxxxxxxx>:
Franck Bui-Huu wrote:
> 2006/5/2, Ralf Baechle <ralf@xxxxxxxxxxxxxx>:
> >On Tue, May 02, 2006 at 09:55:51AM +0200, Franck Bui-Huu wrote:
> >
> >> specially when the kernel is mapped.
> >
> >At which time you're on very fragile ice because TLB instructions should
> >better be executed from an unmapped address ...
> >
>
> well TLB entry used by the kernel is wired, so it should work fined,
> shouldn't it ?
The architecture spec doesn't guarantee it will.
having a quick look at the TLB handling code, it seems that the code
assumes it will...
--
Franck
