pci_domain_nr      32 arch/x86/include/asm/pci.h static inline int pci_domain_nr(struct pci_bus *bus)
pci_domain_nr    1304 include/linux/pci.h static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }
pci_domain_nr    1315 include/linux/pci.h static inline int pci_domain_nr(struct pci_bus *bus)
pci_domain_nr    1433 include/linux/pci.h static inline int pci_domain_nr(struct pci_bus *bus) { return 0; }