Ubuntu 18.04.6 LTSわよ
$ apt list --upgradable
Listing... Done
linux-firmware/bionic-updates,bionic-updates 1.173.21 all [upgradable from: 1.173.20]
$ sudo sh -c 'apt update && apt dist-upgrade -y'
:
Setting up linux-firmware (1.173.21) ...
update-initramfs: Generating /boot/initrd.img-4.15.0-169-generic
update-initramfs: Generating /boot/initrd.img-4.15.0-167-generic
update-initramfs: Generating /boot/initrd.img-4.4.0-135-generic
よいしょよいしょ
$ cat /var/run/reboot-required*
cat: '/var/run/reboot-required*': No such file or directory
うしうし