With the new install of openafs 1.4.7, the kernel module will build automagically when the computer is rebooted. 

 Old Instructions - prior to dkms

0. Become root
1. Install the updated kernel-smp and kernel-smp-devel rpms (up2date, by
default, will not install these updates) with the command:
up2date -f kernel-smp kernel-smp-devel

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