我在已经使用 rEFInd 启动的系统中安装了 Ubuntu 16.04。安装后，我删除了所有与 grub 相关的包。然而，每次新的内核版本发布时，它都会尝试安装一些我不需要的 grub 依赖项，因为我没有安装 grub。这是我正在使用的命令：
$ sudo apt-get update && sudo apt-get upgrade
...
Fetched 306 kB in 0s (350 kB/s)
Reading package lists... Done
Reading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following packages have been kept back:
linux-headers-generic linux-signed-generic linux-signed-image-generic
所以在那之后我尝试使用dist-upgrade：
$ sudo apt-get dist-upgradeReading package lists... Done
Building dependency tree
Reading state information... Done
Calculating upgrade... Done
The following NEW packages will be …