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SubjectRe: [RFC Patch] use MTRR for write combining if PAT is not available
>>> Thomas Schlichter <> 14.10.09 21:14 >>>
>I added a function mtrr_add_unaligned() that tries to create as many MTRR
>entries as necessary, beginning with the biggest regions. It does not check
>the return values of each mtrr_add(), nor does it return the indexes of the
>created MTRR entries. So it seems to be only useful with increment=false. Or
>do you have a better idea?

I don't have immediate thoughts on how to address this, but nevertheless
I continue to think that the issue must be solved in some way, even more
that now you may be leaking multiple MTRRs.


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