Messages in this thread | | | Date | Fri, 26 Aug 2011 15:24:26 -0700 | From | "H. Peter Anvin" <> | Subject | Re: MTRR setup failure on Fujitsu Lifebook S761 |
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On 08/26/2011 02:29 PM, Suresh Siddha wrote: > On Fri, 2011-08-26 at 12:01 -0700, Tony Vroon wrote: >> On Fri, 2011-08-26 at 09:37 -0700, H. Peter Anvin wrote: >>> Hm, I don't see any evidence of the MTRR sanitizer running at all... >> >> It is almost as if it failed to find an optimal configuration; does that >> error path not print anything? > > MTRR cleanup bails out in mtrr_need_cleanup() if it finds any entry > other than WB or UC. And the first entry you had was write-protect.
WP for the BIOS is becoming reasonably common; we need to handle that.
-hpa
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