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SubjectRe: [IB/srpt] c804af2c1d: last_state.test.blktests.exit_code.143
On Fri, Sep 11, 2020 at 03:00:30PM -0700, Bart Van Assche wrote:
> On 2020-09-08 19:01, Bart Van Assche wrote:
> > The above patch didn't compile, but the patch below does and makes the hang
> > disappear. So feel free to add the following to the patch below:
> >
> > Tested-by: Bart Van Assche <bvanassche@acm.org>
> >
> > diff --git a/drivers/infiniband/core/device.c b/drivers/infiniband/core/device.c
> > index c36b4d2b61e0..23ee65a9185f 100644
> > +++ b/drivers/infiniband/core/device.c
> > @@ -1285,6 +1285,8 @@ static void disable_device(struct ib_device *device)
> > remove_client_context(device, cid);
> > }
> >
> > + ib_cq_pool_destroy(device);
> > +
> > /* Pairs with refcount_set in enable_device */
> > ib_device_put(device);
> > wait_for_completion(&device->unreg_completion);
> > @@ -1328,6 +1330,8 @@ static int enable_device_and_get(struct ib_device *device)
> > goto out;
> > }
> >
> > + ib_cq_pool_init(device);
> > +
> > down_read(&clients_rwsem);
> > xa_for_each_marked (&clients, index, client, CLIENT_REGISTERED) {
> > ret = add_client_context(device, client);
> > @@ -1400,7 +1404,6 @@ int ib_register_device(struct ib_device *device, const char *name)
> > goto dev_cleanup;
> > }
> >
> > - ib_cq_pool_init(device);
> > ret = enable_device_and_get(device);
> > dev_set_uevent_suppress(&device->dev, false);
> > /* Mark for userspace that device is ready */
> > @@ -1455,7 +1458,6 @@ static void __ib_unregister_device(struct ib_device *ib_dev)
> > goto out;
> >
> > disable_device(ib_dev);
> > - ib_cq_pool_destroy(ib_dev);
> >
> > /* Expedite removing unregistered pointers from the hash table */
> > free_netdevs(ib_dev);
>
> Hi Jason,
>
> Please let me know how you want to proceed with this patch.

Applied to for-rc

Thanks,
Jason

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