Re: [PATCH-wq v3 0/4] workqueue: Enable unbound cpumask update on ordered workqueues

[Waiman Long <longman@redhat.com>]

On 2/5/24 19:04, Tejun Heo wrote:
> On Mon, Feb 05, 2024 at 09:53:09AM -1000, Tejun Heo wrote:
>> On Mon, Feb 05, 2024 at 02:45:58PM -0500, Waiman Long wrote:
>>>   v3:
>>>    - [v2] https://lore.kernel.org/lkml/20240203154334.791910-1-longman@redhat.com/
>>>    - Drop patch 1 as it has been merged into the for-6.9 branch.
>>>    - Use rcu_access_pointer() to access wq->dfl_pwq.
>>>    - Use RCU protection instead of acquiring wq->mutex in
>>>      apply_wqattrs_cleanup().
>> Looks like we raced each other. I'll wait for v4.
> BTW, please don't bother to handle __WQ_ORDERED being cleared. We are very
> close to removing the implicit ORDERED promotion, so we should be able to
> apply the patch to remove the distinction between explicitly and implicitly
> ordered workqueues.

OK, I saw your new commit 3bc1e711c26b ("workqueue: Don't implicitly 
make UNBOUND workqueues w/ @max_active==1 ordered") in the for-6.9 
branch. Will rebase my patch series on top of that and make the 
necessary modification.

Thanks,
Longman