Re: [patch V4 part 1 05/36] x86/entry: Flip _TIF_SIGPENDING and _TIF_NOTIFY_RESUME handling

Peter Zijlstra
2020-05-06T15:36:19Z

On Wed, May 06, 2020 at 01:53:36PM +0200, Miroslav Benes wrote:
> On Tue, 5 May 2020, Thomas Gleixner wrote:
>
> > Make sure task_work runs before any kind of userspace -- very much
> > including signals -- is invoked.
>
> I might be missing something, but isn't this guaranteed by
> do_signal()->get_signal()->task_work_run() path?

Yes, that too, that 'hack' can now be removed I suppose.