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SubjectRe: [PATCH] ppc64: Fix possible race with set_pte on a present PTE
> all. However I wonder what happens for PROT_WRITE? How can you make a

I understood now how it works with PROT_WRITE too, it's not FOR but URE
being tweaked together with ACCESSED. This has been a very big misread I
did when I was doing alpha stuff some year ago. that's why I was so
confident it was only setting it during the first page fault and never
clearing it again. Sounds good that it can be emulated fully, I thought
it wasn't even feasible at all.

thanks a lot for pointing out this huge mistake.
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