Re: abstract the "is multi-threaded?" test in kernel

[Ted Unangst]

On Fri, Dec 13, 2013 at 19:42, Philip Guenther wrote:
> +static __inline int
> +process_is_multithreaded(struct process *pr)
> +{
> +     struct proc *p = TAILQ_FIRST(&pr->ps_threads);
> +     return (p != NULL && TAILQ_NEXT(p, p_thr_link) != NULL);

This list will never be empty, so you can drop the p != null check.