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From: "Gray, Mark D" <mark.d.gray@intel.com>
To: "Gray, Mark D" <mark.d.gray@intel.com>, "dev@dpdk.org" <dev@dpdk.org>
Thread-Topic: vfio bind failing
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Date: Fri, 19 Dec 2014 16:24:40 +0000
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Subject: Re: [dpdk-dev] vfio bind failing
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> Hi,
>=20
> I am trying to enable vfio with a DPDK app. However, I cannot bind a NIC =
to
> the vfio-pci driver
>=20
> * I have enabled it in the BIOS and in the kernel.
> [root@hostname tools]# cat /proc/cmdline
> BOOT_IMAGE=3D/boot/vmlinuz-3.16.7-200.fc20.x86_64 <snip> rhgb quiet
> default_hugepagesz=3D1G hugepagesz=3D1G hugepages=3D16 iommu=3Don

It works now: config issue. Needed to set iommu=3Dpt intel_iommu=3Don

Mark