PCI_EXP_DEVCAP2_ATOMIC_COMP128)) cap.flags |= VFIO_PCI_ATOMIC_COMP128;if (!cap.flags) return -ENODEV;return vfio_info_add_capability(caps, &cap.header, sizeof(cap)); }static int vfio_pci_ioctl_get_info(struct vfio_pci_core_device *vdev, ...