diff --git a/[refs] b/[refs]
index 955fa7b24aa3..e92e09fa8c3c 100644
--- a/[refs]
+++ b/[refs]
@@ -1,2 +1,2 @@
 ---
-refs/heads/master: 06ee109002672ac875558ec699b53cf08a865bd3
+refs/heads/master: db5518cd09c21f0fa70af0a4ca38badd90622c9e
diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c b/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c
index 8c5d20a4b5f3..837118676cc7 100644
--- a/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c
+++ b/trunk/drivers/infiniband/hw/ipath/ipath_ruc.c
@@ -503,11 +503,9 @@ void ipath_no_bufs_available(struct ipath_qp *qp, struct ipath_ibdev *dev)
 	 * could be called.  If we are still in the tasklet function,
 	 * tasklet_hi_schedule() will not call us until the next time
 	 * tasklet_hi_schedule() is called.
-	 * We clear the tasklet flag now since we are committing to return
-	 * from the tasklet function.
+	 * We leave the busy flag set so that another post send doesn't
+	 * try to put the same QP on the piowait list again.
 	 */
-	clear_bit(IPATH_S_BUSY, &qp->s_busy);
-	tasklet_unlock(&qp->s_task);
 	want_buffer(dev->dd);
 	dev->n_piowait++;
 }
diff --git a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c
index 04294ca0a81f..cd79a8ca5104 100644
--- a/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c
+++ b/trunk/drivers/infiniband/hw/ipath/ipath_verbs.c
@@ -948,6 +948,7 @@ int ipath_ib_piobufavail(struct ipath_ibdev *dev)
 		qp = list_entry(dev->piowait.next, struct ipath_qp,
 				piowait);
 		list_del_init(&qp->piowait);
+		clear_bit(IPATH_S_BUSY, &qp->s_busy);
 		tasklet_hi_schedule(&qp->s_task);
 	}
 	spin_unlock_irqrestore(&dev->pending_lock, flags);