pci_get_device_reverse(), why does Calgary need this?

[Greg KH]

On Tue, Feb 12, 2008 at 04:15:06PM -0800, Greg KH wrote:
> Hi,
> 
> I'm reworking the pci device list logic (we currently keep all PCI
> devices in 2 lists, which isn't the nicest, we should be able to get
> away with only 1 list.)
> 
> The only bother I've found so far is the pci_get_device_reverse()
> function, it's used in 2 places, IDE and the calgary driver.

Why does the calgary driver need this?  Can we just use pci_get_device()
instead?  Why do you need to walk the device list backwards?  Do you get
false positives going forward?

thanks,

greg k-h
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