All these modules are automatically loaded in a standard Slackware64-13.0 installation. Just reuse config-generic-2.6.29.6 and make oldconfig will do.
I don't see what whould be the purpose of removing unused modules, AFAIK they don't hurt anything.
BTW your kernel is outdated, 2.6.31.4 has been released three days ago - not to mention 2.6.32-rc4-git4