[PATCH] powerpc: rework 4xx PTE access and TLB miss

[Benjamin Herrenschmidt]

On Wed, 2008-07-09 at 10:31 -0500, Kumar Gala wrote:
> > v3. Relying on the generic code to fixup _PAGE_ACCESSED doesn't
> > work for exec faults because our cache coherency code in
> > do_page_fault() will never go all the way to the generic code
> > for these. We fix it up by always setting _PAGE_ACCESSED when
> > setting _PAGE_HWEXEC in there.
> > This version of the patch is rebased on top of -next
> 
> shouldn't you remove _PAGE_HWWRITE from 40x?  (I'm still seeing it
> in  
> pgtable-ppc32.h and head_40x.S)

I haven't updated 40x at all yet.

Ben.