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

Oleg Nesterov
2020-10-16T14:51:51Z

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.