[PATCH] Handle I-TLB Error and Miss separately on 8xx

Joakim Tjernlund joakim.tjernlund at lumentis.se
Thu Jan 20 05:12:12 EST 2005

> On Jan 18, 2005, at 7:30 PM, Joakim Tjernlund wrote:
> > Something related I wonder about. Is it necessary to update the 
> Yes.  I used to take some shortcuts in the past that always marked pages
> accessed and dirty (if necessary) to eliminate code in the tlbmiss 
> handler.
> Paulus made me fix that, so page stealing and swapping would work
> more effectively.  However, I'm still considering making a configuration
> option because on embedded systems where the stealing and swapping
> don't occur you shouldn't have to pay the price of the management in
> the tlbmiss handler.

hmm, don't understand the page stealing part. Which configs doesn't
steal pages? All that doesn't swap?


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