powerpc/pci: remove pci device on a bus in reverse order

[Michael Ellerman]

On Thu, 2014-04-12 at 03:24:37 UTC, Wei Yang wrote:
> As in commit ac205b7b (PCI: make sriov work with hotplug remove) indicates,
> when removing pci devices on a bus which has VFs, we need to remove them in
> the reverse order.
> 
> This patch applies this pattern on the hotplug remove path on powerpc arch.

So is this is a bug fix?

Where/how have you tested this?

cheers