Changelog for ocfs2-2.6.18-308.el5xen-1.4.9-1.el5.x86_64.rpm :

* Thu May 05 2011 Tristan Ye - Backport the discontig block group features from mainline ocfs2 into EL5.x kernels
* Mon Nov 12 2007 Sunil Mushran - Add support to build modules for kernel-debug for RHEL5
* Fri Apr 13 2007 Sunil Mushran - Add PAE and xen for RHEL5
* Wed Feb 21 2007 Joel Becker - Modify for rhel5
* Fri Jun 23 2006 Sunil Mushran - Add largesmp
* Sat Jan 24 2004 Manish Singh - Initial rpm spec file