sk_mem_pages
pages = sk_mem_pages(bytes);
sk_mem_pages(sk->sk_wmem_queued +
int ret, amt = sk_mem_pages(size);
amt = sk_mem_pages(sk->sk_forward_alloc +
amt = sk_mem_pages(delta);
amt = sk_mem_pages(sk->sk_forward_alloc +
sk_mem_pages(sk->sk_forward_alloc +