OCFS2_STACK_PLUGIN_O2CB
char *plugin_name = OCFS2_STACK_PLUGIN_O2CB;
stack_name = OCFS2_STACK_PLUGIN_O2CB;
if (strcmp(stack_name, OCFS2_STACK_PLUGIN_O2CB))
strscpy(cluster_stack_name, OCFS2_STACK_PLUGIN_O2CB);