radix_tree_remove_node
assert(radix_tree_remove_node(t, 0) == (void *)0xdeadbea0);
assert(radix_tree_remove_node(t, 1000) == (void *)0x12345678);
assert(radix_tree_remove_node(t, UINT64_C(10000000000)) ==
assert(radix_tree_remove_node(t, UINT64_C(10000000001)) ==
assert(radix_tree_remove_node(t, 0) == (void *)0xbea0);
radix_tree_remove_node(t, n->idx);
radix_tree_remove_node(t,
assert(results[i] == radix_tree_remove_node(t,
pg2 = radix_tree_remove_node(&uobj->uo_pages, pg->offset >> PAGE_SHIFT);
void *radix_tree_remove_node(struct radix_tree *, uint64_t);
opg = radix_tree_remove_node(&uobj->uo_pages, pg->offset >> PAGE_SHIFT);