hi Michael: > See > INTERVAL_TREE_DEFINE(struct vm_area_struct, shared.rb, > unsigned long, shared.rb_subtree_last, > vma_start_pgoff, vma_last_pgoff,, vma_interval_tree) appreciate your kind help ^^ -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@xxxxxxxxx. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: <a href=mailto:"dont@xxxxxxxxx";> email@xxxxxxxxx </a>