Re: [PATCH v2 1/2] fork: extend clone3() to support CLONE_SET_TID

[Oleg Nesterov]

On 08/02, Oleg Nesterov wrote:
>
> So Adrian, sorry for confusion, I think your patch is fine.

Yes... but do we really need the new CLONE_SET_TID ?

set_tid == 0 has no effect, can't we simply check kargs->set_tid != 0
before ns_capable() ?

and to remind, I still think alloc_pid() should use idr_is_empty(), but
I won't insist.

Oleg.