Ubuntu 16.04 更新内核的方法
1. 从http://kernel.ubuntu.com/~kernel-ppa/mainline 下载需要更新的内核版本
2. 下载对应的.deb文件
cd /tmp/
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.5/linux-headers-4.8.5-040805_4.8.5-040805.201610280434_all.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.5/linux-headers-4.8.5-040805-generic_4.8.5-040805.201610280434_amd64.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.5/linux-headers-4.8.5-040805-lowlatency_4.8.5-040805.201610280434_amd64.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.5/linux-image-4.8.5-040805-generic_4.8.5-040805.201610280434_amd64.deb
wget http://kernel.ubuntu.com/~kernel-ppa/mainline/v4.8.5/linux-image-4.8.5-040805-lowlatency_4.8.5-040805.201610280434_amd64.deb
3. 安装
sudo dpkg -i *.deb
参考：
http://www.anxia.com/jiaocheng/53219.html