Re: [Xen-users] Xen IOMMU disabled due to IVRS table... Blah blah blah

[Jan Hejl <jh@xxxxxxxxxx>]

Missing? May be some irony and sarcasm about that "solved". Sure this could be 
done better in Xen implementation, but primarly ASUS should be the first to 
take a care. These boards are not cheapest so i suppose that they should work 
properly. May be i'm wrong.

28. 5. 2013 v 18:56, feral <blistovmhz@xxxxxxxxx>:

> On Tue, May 28, 2013 at 4:24 AM, Jan Hejl <jh@xxxxxxxxxx> wrote:
>> Hi guys,
>> 
>> i'm also experiencing this problem with M5A97 EVO R2.0. It has been "solved"
>> in Xen 4.2.2 (discused here
>> http://lists.xen.org/archives/html/xen-announce/2013-02/msg00006.html). But
>> i agree on that that it should be repaired on ASUS side.
>> 
>> And I'm also facing with prolem about Adaptec 3805 Raid card with enabled
>> IOMMU on this motherbord. Without IOMMU storage adapter works perfectly, but
>> with enabled IOMMU in BIOS i see the device under linux as block device but
>> it's unusable - no data can read or written. Does anyone know what to do
>> here, please? Could it be related with bad IOMMU implementation?
>> 
>> Thanks in advance
>> Jan
> 
> What am I missing :p ?  What does "solved" in Xen 4.2.2 mean?  The
> linked message discusses the original issue of the broken IVRS tables
> and the "fix" is to implement checks to disable IOMMU on buggy bios's
> after version 4.1.3.  In this case, the "fix" is the problem, unless I
> missed something?

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