On Mon, 22 May 2023, Tetsuo Handa <penguin-kernel@xxxxxxxxxxxxxxxxxxx> wrote:
> Like commit c4f135d643823a86 ("workqueue: Wrap flush_workqueue() using a
> macro") says, flush_scheduled_work() is dangerous and will be forbidden.
>
> i915 became the last flush_scheduled_work() user, but developers cannot
> find time for auditing which work items does this flush_scheduled_work()
> need to wait.
>
> Therefore, for now let's start with blind/mechanical conversion within
> the whole drivers/gpu/drm/i915/ directory, based on an assumption that
> i915 does not need to wait for work items outside of this directory.
I'll note also here that I've just pushed Luca's series [1] to switch
i915 to internal device specific workqueues, for the same effect as this
one.
Thanks,
Jani.
[1] https://patchwork.freedesktop.org/series/118947/
--
Jani Nikula, Intel Open Source Graphics Center
