For example...
``` ubuntu@DL360G9-4:~$ uname -a Linux DL360G9-4 5.4.0-53-generic #59~18.04.1-Ubuntu SMP Wed Oct 21 12:14:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
ubuntu@DL360G9-4:~$ cat /etc/os-release |grep PRETTY_NAME PRETTY_NAME="Ubuntu 18.04.5 LTS"
ubuntu@DL360G9-4:~$ modinfo vfio-pci modinfo: ERROR: Module vfio-pci not found.
ubuntu@DL360G9-4:~$ grep vfio /lib/modules/5.4.0-53-generic/modules.builtin kernel/drivers/vfio/vfio.ko kernel/drivers/vfio/vfio_virqfd.ko kernel/drivers/vfio/vfio_iommu_type1.ko kernel/drivers/vfio/pci/vfio-pci.ko ```
For example...
```
ubuntu@DL360G9-4:~$ uname -a
Linux DL360G9-4 5.4.0-53-generic #59~18.04.1-Ubuntu SMP Wed Oct 21 12:14:56 UTC 2020 x86_64 x86_64 x86_64 GNU/Linux
ubuntu@DL360G9-4:~$ cat /etc/os-release |grep PRETTY_NAME
PRETTY_NAME="Ubuntu 18.04.5 LTS"
ubuntu@DL360G9-4:~$ modinfo vfio-pci
modinfo: ERROR: Module vfio-pci not found.
ubuntu@DL360G9-4:~$ grep vfio /lib/modules/ 5.4.0-53- generic/ modules. builtin drivers/ vfio/vfio. ko drivers/ vfio/vfio_ virqfd. ko drivers/ vfio/vfio_ iommu_type1. ko drivers/ vfio/pci/ vfio-pci. ko
kernel/
kernel/
kernel/
kernel/
```