We are applying a dlm module which is located in the /redhat/BUILD/kernel-2.6.32-358.el6/linux-2.6.32-358.el6.ppc64 directory. dlm module is one of the required kernel module for red hat cluster configuration.
1. Download source rpm from Red Hat, Inc. web site & Set up a directory hierarchy as per the rpmbuild specifications.
# mkdir -p /usr/src/redhat/
# cd /usr/src/redhat/
# mkdir BUILD RPMS SOURCES SPECS SRPMS
# echo "%_topdir /usr/src/redhat">> ~/.rpmmacros