pos = pci_find_ext_capability(dev,PCI_EXT_CAP_ID_SRIOV); if (pos) return sriov_init(dev, pos); return -ENODEV; } 2 sriov_init的实现 static int sriov_init(struct pci_dev *dev, int pos) { int i, bar64; int rc; int nres; u32 pgsz; u16 ctrl, total; struct pci_sriov *...