pci_iov_virtfn_bus 20 drivers/pci/iov.c int pci_iov_virtfn_bus(struct pci_dev *dev, int vf_id) pci_iov_virtfn_bus 2063 include/linux/pci.h static inline int pci_iov_virtfn_bus(struct pci_dev *dev, int id)