Re: [PATCH 2/4] signals: send_signal: use si_fromuser() to detect from_ancestor_ns

[Oleg Nesterov <oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org>]

On 10/05, Sukadev Bhattiprolu wrote:
>
> Oleg Nesterov [oleg-H+wXaHxf7aLQT0dZR+AlfA@public.gmane.org] wrote:
> | Sorry for confusion.
> |
> | > But sure, we could use force_sig_info() in caller.
> |
> | Yes, because this makes the code more explicit imho. And we can avoid
> | the further complicatiions in send_signal() path.
>
> Although, one small drawback would be the different behavior for the
> SIGKILL in load_aout_binary() to the container-init itself calling:
>
> 	kill(getpid(), SIGKILL);

could you clarify? load_aout_binary(), like other ->load_binary()
methods does send_sig(SIGKILL, current, 0) ?

And thanks for review.

Oleg.