Re: [PATCH] virtio: make PCI devices take a virtio_pci module ref

[Rusty Russell]

On Thursday 04 December 2008 23:14:31 Mark McLoughlin wrote:
> Nothing takes a ref on virtio_pci, so even if you have
> devices in use, rmmod will attempt to unload the module.
> 
> Fix by simply making each device take a ref on the module.

Hi Mark,

   Taking a reference to oneself is almost always wrong.  I'm a little
surprised that a successful call to pci_device->probe doesn't bump the
module count though.

Jesse?

Thanks,
Rusty.
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