* Yinghai Lu <Yinghai.Lu@Sun.COM> wrote:

quoted text
> > thanks. But, i think we should rather do the following: if X86_PAT 
> > is eanbled then /proc/mtrr should be read-only. There's no problem 
> > _looking_ at MTRR contents, as long as we do not try to modify them. 
> > Hm?
> 
> anyway
> 
> depends on !PAT
> 
> need to be removed.
> 
> it seems when PAT is used, some code still touch MTRR.

you mean modifies MTRRs? Which code is that? (besides the /proc/mtrr 
userspace API)

	Ingo
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