Messages in this thread | | | Date | Thu, 15 Oct 2009 08:48:07 +0100 | From | "Jan Beulich" <> | Subject | Re: [RFC Patch] use MTRR for write combining if PAT is not available |
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>>> Thomas Schlichter <thomas.schlichter@web.de> 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.
Jan
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