[PATCH 3/6] 8xx: invalidate non present TLBs

Benjamin Herrenschmidt benh at kernel.crashing.org
Thu Oct 8 09:20:46 EST 2009

On Thu, 2009-10-08 at 00:12 +0200, Joakim Tjernlund wrote:
> > not sure about the dsisr test here, what is the point ?
> To remove the need to do the same in generic pte code. Then
> we only need to do it when it counts. Lets see how it works out.

But I'm not sure I trust that DSISR test. Just do it unconditionally...
How much does it cost anyway ?


More information about the Linuxppc-dev mailing list