Re: [PATCH 1/2] misc: Reserve minor for VFIO

[One Thousand Gnomes]

> VFIO currently allocates it's own dynamic chardev range, reserving the
> first minor for the control part of the interface (/dev/vfio/vfio) and
> the remainder for VFIO groups (/dev/vfio/$GROUP).  This works, but it
> doesn't support auto loading.  For instance when libvirt checks for
> VFIO support it looks for /dev/vfio/vfio, which currently doesn't
> exist unless the vfio module is loaded.  By converting the control
> device to a misc driver and reserving a static minor, we can enable
> auto loading.

Looks sensible to me. I'm not sure if Lanana even really goes anywhere
any more however. Linus kept complaining about static device numbering
despite the fact it's still essential for a few odd cases like this.

Alan
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