Re: [PATCH v2 03/17] signal: make may_ptrace_stop() return bool

[Oleg Nesterov]

On 06/01, Christian Brauner wrote:
>
> may_ptrace_stop() already behaves like a boolean function. Let's actually
> declare it as such too.

OK. Then probably this patch should only make it return bool and do nothing 
else?

> -     if (unlikely(current->mm->core_state) &&
> -         unlikely(current->mm == current->parent->mm))
> -             return 0;
> +     if (likely(!current->mm->core_state ||
> +                current->mm != current->parent->mm))
> +             return false;

this is wrong.

Oleg.