pci_find_next_bus - begin or continue searching for a PCI bus
struct pci_bus * pci_find_next_bus(const struct pci_bus * from);
Iterates through the list of known PCI buses. A new search is initiated by passing NULL as the from argument. Otherwise if from is not NULL, searches continue from next device on the global list.
|January 2017||Kernel Hackers Manual 4.8.|