From: Konrad Rzeszutek Wilk <konrad.wilk@oracle.com>
To: Ward Vandewege <ward@gnu.org>
Cc: xen-devel@lists.xensource.com
Subject: Re: AMD_IOV: IO_PAGE_FALT trying to pass through Mellanox ConnectX HCA (debian testing)
Date: Mon, 31 Jan 2011 13:45:03 -0500 [thread overview]
Message-ID: <20110131184503.GB11939@dumpdata.com> (raw)
In-Reply-To: <20110128203858.GA26814@countzero.vandewege.net>
> Hmm, I do have it:
Indeed you do. Good!
>
> # xm dmesg |grep iommu
> (XEN) Command line: placeholder iommu=pv,verbose,amd_iommu_debug
>
> But maybe it's not being picked up?
You should see something passthrough in the log.. thought that might
be only if you are using Intel VT-d? Not sure.
>
> > you might need to make sure your driver is using the VM_IO flag.
> >
> > There was some discussion on LKML about this and they proposed
> > a patch that wasn't neccessary. Don't remember the details but I can
> > look that up next week.
Found it.. it was from Vivien but in another thread:
http://www.mail-archive.com/linux-rdma@vger.kernel.org/msg06980.html
next prev parent reply other threads:[~2011-01-31 18:45 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2011-01-28 18:58 AMD_IOV: IO_PAGE_FALT trying to pass through Mellanox ConnectX HCA (debian testing) Ward Vandewege
2011-01-28 19:27 ` Konrad Rzeszutek Wilk
2011-01-28 20:38 ` Ward Vandewege
2011-01-31 18:45 ` Konrad Rzeszutek Wilk [this message]
2011-01-31 19:51 ` Ward Vandewege
2011-01-31 20:03 ` Konrad Rzeszutek Wilk
2011-02-03 23:24 ` Ward Vandewege
2011-02-07 16:41 ` Konrad Rzeszutek Wilk
2011-02-07 17:03 ` Roedel, Joerg
2011-02-07 17:42 ` Ward Vandewege
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