On Friday, June 8, 2007 4:13:22 Eric W. Biederman wrote:
> Jesse Barnes <[email protected]> writes:
> >> - Overlapping MTRRs.
> >
> > Overlapping should be ok, since that's usually intentional (e.g.
> > one big wb range with a portion of uc space due to another mtrr).
>
> I'm not say overlapping was a bug. I was saying that you don't
> handle overlapping mtrrs in figuring the last cached addresses.
> Therefore when a UC range overlaps a WB range we might thing the last
> page in the WB range is cached when it is not.
Oh right, that might be an issue, but we haven't seen it yet...
Jesse
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