Re: [PATCH 5/5] task_work: use TIF_NOTIFY_SIGNAL if available

[Oleg Nesterov]

On 10/16, Thomas Gleixner wrote:
>
> With moving the handling into get_signal() you don't need more changes
> to arch/* than adding the TIF bit, right?

we still need to do something like

        -       if (thread_flags & _TIF_SIGPENDING)
        +       if (thread_flags & (_TIF_SIGPENDING | _TIF_NOTIFY_SIGNAL))
                        do_signal(...);

and add _TIF_NOTIFY_SIGNAL to the WORK-PENDING mask in arch/* code.

Oleg.