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SubjectRe: [PATCH net-next] devlink: Execute devlink health recover as a work
On Fri, 26 Apr 2019 01:42:34 +0000, Saeed Mahameed wrote:
> > > @@ -4813,7 +4831,11 @@ static int
> > > devlink_nl_cmd_health_reporter_recover_doit(struct sk_buff *skb,
> > > if (!reporter)
> > > return -EINVAL;
> > >
> > > - return devlink_health_reporter_recover(reporter, NULL);
> > > + if (!reporter->ops->recover)
> > > + return -EOPNOTSUPP;
> > > +
> > > + queue_work(devlink->reporters_wq, &reporter->recover_work);
> > > + return 0;
> > > }
> >
> > So the recover user space request will no longer return the status,
> > and
> > it will not actually wait for the recover to happen. Leaving user
> > pondering - did the recover run and fail, or did it nor get run
> > yet...
> >
>
> wait_for_completion_interruptible_timeout is missing from the design ?

Perhaps, but I think its better to avoid the async execution of
the recover all together. Perhaps its better to refcount the
reporters on the call to recover_doit? Or some such.. :)

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