Re: WARNING: at drivers/iommu/dmar.c:484 warn_invalid_dmar withIntel Motherboard

From: Chris Wright
Date: Thu Jul 11 2013 - 16:02:49 EST


* Guenter Roeck (linux@xxxxxxxxxxxx) wrote:
> On Tue, Jul 09, 2013 at 04:22:52PM -0700, Chris Wright wrote:
> > One thing I've seen is the BIOS zeroing the base register address when
> > VT-d is disabled in BIOS. So, Guenter, a "fix" may be simply enabling
> > VT-d in the BIOS.
> >
> Ah, yes, I think I may have that disabled. I'll check it tonight.

Did you find out if BIOS change fixed this?

thanks,
-chris
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