[PATCH 2/2] s390/pci: handle function enumeration after sriov enablement

Christoph Hellwig hch at infradead.org
Sat Dec 15 00:18:02 AEDT 2018


On Fri, Dec 14, 2018 at 05:12:45AM -0800, Christoph Hellwig wrote:
> On Thu, Dec 13, 2018 at 06:54:28PM +0100, Sebastian Ott wrote:
> > Implement pcibios_sriov_{add|del}_vfs as empty functions. VF
> > creation will be triggered by the hotplug code.
> 
> And instead of having the arch suplply a no-op arch override I
> think it would be better to have the config option just stub it
> out in common code.

Or in fact maybe even a runtime flag in struct pci_dev.  Who knows
if all future s390 PCIe busses will have exactly the same behavior
or if we eventually get the standards compliant behvior back?


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