Re: [PATCH] uio: add support for ioctl

[Christoph Hellwig]

On Mon, May 18, 2015 at 10:31:36AM -0700, Stephen Hemminger wrote:
> Allow UIO device specific driver to provide ioctl interface.
> This mechanism is used in DPDK uio_msi driver to allow creating
> VFIO like events.

I can't find that driver anywhere in the kernel tree, and there is no
point adding new hooks just for out of tree code that doesn't even
get tested in tree.

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