Redhat如何enable retpoline？

Redhat7 安装emc powerpath 如下报错，要求enable retpoline，Redhat如何enable retpoline。

[root@ tmp]# rpm -ivh DellEMCPower.LINUX-7.1.0.00.00-075.RHEL7.x86_64.rpm

Preparing... ################################# [100%]

Error: This version of PowerPath will work only on retpoline enabled kernels.

error: %pre(EMCpower.LINUX-7.1.0.00.00-075.el7.x86_64) scriptlet failed, exit status 1

error: EMCpower.LINUX-7.1.0.00.00-075.el7.x86_64: install failed