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Date: Sun, 28 Mar 2010 13:48:17 -0600
Message-ID: <8286e4ee1003281248k204a5bd4tc48e6ccc755918b@mail.gmail.com>
From: Cam Macdonell <cam@cs.ualberta.ca>
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Subject: [Qemu-devel] Re: [PATCH v3 1/1] Shared memory uio_pci driver
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To: Avi Kivity <avi@redhat.com>
Cc: qemu-devel@nongnu.org, kvm@vger.kernel.org, "Michael S. Tsirkin" <mst@redhat.com>

On Sat, Mar 27, 2010 at 11:48 AM, Avi Kivity <avi@redhat.com> 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. =A0Similar to ioeventf=
d,
>>> 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.