updated kernel:
...
Setting up linux-image-5.4.0-1039-kvm (5.4.0-1039.40) ...
I: /boot/vmlinuz is now a symlink to vmlinuz-5.4.0-1039-kvm
I: /boot/initrd.img is now a symlink to initrd.img-5.4.0-1039-kvm
...
unfortunately the kernel config is still not set:
root@ubuntu:~# grep -i CONFIG_ACPI_HOTPLUG_MEMORY /boot/config-5.4.0-1039-kvm
# CONFIG_ACPI_HOTPLUG_MEMORY is not set
updated kernel: 5.4.0-1039- kvm (5.4.0-1039.40) ... 5.4.0-1039- kvm img-5.4. 0-1039- kvm
...
Setting up linux-image-
I: /boot/vmlinuz is now a symlink to vmlinuz-
I: /boot/initrd.img is now a symlink to initrd.
...
unfortunately the kernel config is still not set: ACPI_HOTPLUG_ MEMORY /boot/config- 5.4.0-1039- kvm ACPI_HOTPLUG_ MEMORY is not set
root@ubuntu:~# grep -i CONFIG_
# CONFIG_