LGPLv2+

libdlm/libdlm.c
libdlm/libdlm.h
libdlm/libdlm_internal.h

GPLv2

dlm_controld/list.h (copied from linux kernel)

GPLv2+

dlm_controld/rbtree.c (copied from linux kernel)
dlm_controld/rbtree.h (copied from linux kernel)
all other original files