On Wed, Jul 09, 2025 at 11:52:13AM -0300, Jason Gunthorpe wrote: > @@ -2078,6 +2079,9 @@ pci_reachable_set(struct pci_dev *start, struct pci_reachable_set *devfns, > static inline enum pci_bus_isolation pci_bus_isolated(struct pci_bus *bus) > { return PCIE_NON_ISOLATED; } > > +bool pci_mfd_isolated(struct pci_dev *dev) > +{ return false; } > + This needs to be 'static inline'.