[PATCH 2/2] nvme-rdma: move admin queue cleanup to nvme_rdma_free_ctrl

[swise@opengridcomputing.com (Steve Wise)]

> -----Original Message-----
> From: Sagi Grimberg [mailto:sagi at grimberg.me]
> Sent: Thursday, July 14, 2016 4:18 AM
> To: Ming Lin; linux-nvme at lists.infradead.org
> Cc: Christoph Hellwig; Steve Wise; Jens Axboe
> Subject: Re: [PATCH 2/2] nvme-rdma: move admin queue cleanup to
> nvme_rdma_free_ctrl
> 
> 
> > This patch introduces asymmetry between create and destroy
> > of the admin queue. Does this alternative patch solve
> > the problem?
> >
> > The patch changes the order of device removal flow from:
> > 1. delete controller
> > 2. destroy queue
> >
> > to:
> > 1. destroy queue
> > 2. delete controller
> >
> > Or more specifically:
> > 1. own the controller deletion (make sure we are not
> > competing with anyone)
> > 2. get rid of inflight reconnects (which also destroy and
> > create queues)
> > 3. destroy the queue
> > 4. safely queue controller deletion
> >
> > Thoughts?
> 
> Should mention that patch 1 is not needed as well with this...

Hey Sagi, This patch won't apply.  I think it is munged in the email.  Can you
please email me the patch as an attachment? 

Thanks,

Steve.