alloc_ordered_workqueue() with WQ_MEM_RECLAIM set, replaces
deprecated create_singlethread_workqueue(). This is the identity
conversion.

The workqueue "wq" queues mulitple work items viz &priv->restart_task,
&priv->cm.rx_reap_task, &priv->cm.skb_task, &priv->neigh_reap_task,
&priv->ah_reap_task, &priv->mcast_task and &priv->carrier_on_task.
The work items require strict execution ordering.
Hence, an ordered dedicated workqueue has been used.

WQ_MEM_RECLAIM has been set to ensure forward progress under
memory pressure.

Signed-off-by: Bhaktipriya Shridhar <bhaktipriy...@gmail.com>
---
 drivers/infiniband/ulp/ipoib/ipoib_verbs.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c 
b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
index 1e7cbba..5737652 100644
--- a/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
+++ b/drivers/infiniband/ulp/ipoib/ipoib_verbs.c
@@ -156,7 +156,7 @@ int ipoib_transport_dev_init(struct net_device *dev, struct 
ib_device *ca)
         * the various IPoIB tasks assume they will never race against
         * themselves, so always use a single thread workqueue
         */
-       priv->wq = create_singlethread_workqueue("ipoib_wq");
+       priv->wq = alloc_ordered_workqueue("ipoib_wq", WQ_MEM_RECLAIM);
        if (!priv->wq) {
                printk(KERN_WARNING "ipoib: failed to allocate device WQ\n");
                goto out_free_pd;
--
2.1.4

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