Re: [PATCH 3/5] kernel: add support for TIF_NOTIFY_SIGNAL

Oleg Nesterov
2020-10-15T14:54:08Z

On 10/15, Oleg Nesterov wrote:
>
> On 10/15, Jens Axboe wrote:
> >
> > That is indeed a worry. From a functionality point of view, with the
> > major archs supporting it, I'm not too worried about that side. But it
> > does mean that we'll be stuck with the ifdeffery forever, which isn't
> > great.
>
> plus we can't kill the ugly JOBCTL_TASK_WORK.

not to mention we can not change freezer/livepatch to use NOTIFY_SIGNAL,
or add new users of set_notify_signal().

Oleg.