Re: [Xen-devel] [PATCH RFC 2/2] AMD IOMMU: allow command line overrides for broken IVRS tables

["Jan Beulich" <JBeulich@xxxxxxxx>]

>>> On 27.08.13 at 14:04, "Jan Beulich" <JBeulich@xxxxxxxx> wrote:
>>>> On 27.08.13 at 13:09, Sander Eikelenboom <linux@xxxxxxxxxxxxxx> wrote:
>>> Would the syntax be the same as linux ?
>>> f.e. ivrs_ioapic[6]=00:14.0 for my case ?
> 
> Yes.
> 
>>> I'm asking because using it on the command line seems to enable the iommu 
>> fine (which it shouldn't without the override), but i don't seem to see the
>>> "IVHD: Command line override present for IO-APIC %#x" in my xl dmesg... 
>> 
>> Hrrrmm could it be due to the fact that in my case it actually shouldn't 
>> override a present IVRS entry, but add a extra one ?
> 
> Yes. Does Linux print something even in that case?

Just looked at their code once more, and I can't see how they
would print something in that case.

Jan


_______________________________________________
Xen-devel mailing list
Xen-devel@xxxxxxxxxxxxx
http://lists.xen.org/xen-devel