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SubjectRe: [PATCH] s390/qeth: Remove redundant 'flush_workqueue()' calls
On Fri, 14 Jan 2022 12:58:38 +0100 Alexandra Winter wrote:
> On 14.01.22 09:42, Xu Wang wrote:
> > 'destroy_workqueue()' already drains the queue before destroying it, so
> > there is no need to flush it explicitly.
> >
> > Remove the redundant 'flush_workqueue()' calls.
> >
> > Signed-off-by: Xu Wang <vulab@iscas.ac.cn>
> > ---
> > drivers/s390/net/qeth_l3_main.c | 1 -
> > 1 file changed, 1 deletion(-)
> >
> > diff --git a/drivers/s390/net/qeth_l3_main.c b/drivers/s390/net/qeth_l3_main.c
> > index 9251ad276ee8..d2f422a9a4f7 100644
> > --- a/drivers/s390/net/qeth_l3_main.c
> > +++ b/drivers/s390/net/qeth_l3_main.c
> > @@ -1961,7 +1961,6 @@ static void qeth_l3_remove_device(struct ccwgroup_device *cgdev)
> > if (card->dev->reg_state == NETREG_REGISTERED)
> > unregister_netdev(card->dev);
> >
> > - flush_workqueue(card->cmd_wq);
> > destroy_workqueue(card->cmd_wq);
> > qeth_l3_clear_ip_htable(card, 0);
> > qeth_l3_clear_ipato_list(card);
>
> Thanks for pointing this out!
>
> IMO, this can go to net-next as it is not a fix, but removes redundancy.

Agreed.

> Acked-by: Alexandra Winter <wintera@linux.ibm.com>

Please keep Alexandra's ack and repost in ~1.5 week -- after 5.17-rc1
is tagged.

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