HAMMER_NODE_LOCK_LCACHE
item->flags |= HAMMER_NODE_LOCK_LCACHE;
KKASSERT((parent->flags & HAMMER_NODE_LOCK_LCACHE) == 0);
KKASSERT(item->flags & HAMMER_NODE_LOCK_LCACHE);
if (parent->copy && (parent->flags & HAMMER_NODE_LOCK_LCACHE) == 0) {