[Qemu-devel] Re: [PATCH v3 1/1] Shared memory uio_pci driver

[Cam Macdonell]

On Sat, Mar 27, 2010 at 11:48 AM, Avi Kivity <address@hidden> wrote:
> On 03/26/2010 07:14 PM, Cam Macdonell wrote:
>>
>>> I'm not familiar with the uio internals, but for the interface, an
>>> ioctl()
>>> on the fd to assign an eventfd to an MSI vector.  Similar to ioeventfd,
>>> but
>>> instead of mapping a doorbell to an eventfd, it maps a real MSI to an
>>> eventfd.
>>>
>>
>> uio will never support ioctls.
>
> Why not?

Perhaps I spoke too strongly, but it was rejected before

http://thread.gmane.org/gmane.linux.kernel/756481

With a compelling case perhaps it could be added.