From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Masroor Vettuparambil <Masroor.Vettuparambil@exar.com>
Cc: xen-devel@lists.xensource.com
Subject: Re: MSIX allocation failure on 2.6.31.13 PV domU
Date: Sat, 12 Jun 2010 08:41:06 -0400 [thread overview]
Message-ID: <20100612124106.GA1246@phenom.dumpdata.com> (raw)
In-Reply-To: <78C9135A3D2ECE4B8162EBDCE82CAD7706854645@nekter>
On Sat, Jun 12, 2010 at 04:33:15AM -0400, Masroor Vettuparambil wrote:
> Hi,
>
> I am trying pci pass-through on PV DomU with xen4.0+Dom0 2.6.31.13.
> While loading the driver on DomU with MSIX, I am getting the below oops
> message. I have passed "iommu=soft" and "swiotlb=force" to DomU kernel.
>
> I can see many related patches applied to 2.6.32.x, but not to 2.6.31.x.
Ugh, I actually didn't backport those patches to 2.6.31.x. I can take a
swing at it next week.
> On my setup I can run the driver with MSIX/INTA on Dom0 and with INTA on
> DomU. Is MSIX support broken in 2.6.31.x?
Yes it is broken. Interestingly you are also using the 32-bit version of kernel which
had light testing when it comes to PCI front.
next prev parent reply other threads:[~2010-06-12 12:41 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2010-06-12 8:33 MSIX allocation failure on 2.6.31.13 PV domU Masroor Vettuparambil
2010-06-12 12:41 ` Konrad Rzeszutek Wilk [this message]
2010-06-15 21:36 ` Konrad Rzeszutek Wilk
-- strict thread matches above, loose matches on Subject: below --
2010-06-11 13:10 Masroor Vettuparambil
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