今天在阿里云Centos 64位上运行：yum install gcc 命令，出错信息：
kernel-2.6.32-220.13.1.el6.x86_64 has missing requires of kernel-firmware >= ('0', '2.6.32', '220.13.1.el6')
解决办法
修改文件vi /etc/yum.conf 将exclude=kernel*前加注释即可解决
缺少make
yum -y install make
缺少gcc
yum -y install gcc