[dpdk-dev] [PATCH v4 17/26] virtio: Use port IO to get PCI resource.

[Stephen Hemminger]

On Mon,  9 Feb 2015 09:14:06 +0800
Ouyang Changchun <changchun.ouyang at intel.com> wrote:

> Make virtio not require UIO for some security reasons, this is to match 6Wind's virtio-net-pmd.
> 
> Signed-off-by: Changchun Ouyang <changchun.ouyang at intel.com>

This breaks applications that use link state interrupt.

If the non-UIO mode is used link state interrupt fd is not available.