RDMA/ocrdma: Tiny locking cleanup
authorDan Carpenter <dan.carpenter@oracle.com>
Wed, 2 May 2012 06:14:47 +0000 (09:14 +0300)
committerRoland Dreier <roland@purestorage.com>
Tue, 8 May 2012 18:17:49 +0000 (11:17 -0700)
We only need to disable the IRQs one time.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>
[ Rename "wq_flags" to more conventional "flags."  - Roland ]

Signed-off-by: Roland Dreier <roland@purestorage.com>
drivers/infiniband/hw/ocrdma/ocrdma_verbs.c

index 0d1872faa6ab3ab2351138150dba03f6123ef906..e9f74d1b48f639f9d4ae6ff31cff0f0fa58bd173 100644 (file)
@@ -1431,7 +1431,7 @@ int ocrdma_destroy_qp(struct ib_qp *ibqp)
        struct ocrdma_dev *dev;
        struct ib_qp_attr attrs;
        int attr_mask = IB_QP_STATE;
-       unsigned long wq_flags = 0, rq_flags = 0;
+       unsigned long flags;
 
        qp = get_ocrdma_qp(ibqp);
        dev = qp->dev;
@@ -1453,15 +1453,15 @@ int ocrdma_destroy_qp(struct ib_qp *ibqp)
         * acquire CQ lock while destroy is in progress, in order to
         * protect against proessing in-flight CQEs for this QP.
         */
-       spin_lock_irqsave(&qp->sq_cq->cq_lock, wq_flags);
+       spin_lock_irqsave(&qp->sq_cq->cq_lock, flags);
        if (qp->rq_cq && (qp->rq_cq != qp->sq_cq))
-               spin_lock_irqsave(&qp->rq_cq->cq_lock, rq_flags);
+               spin_lock(&qp->rq_cq->cq_lock);
 
        ocrdma_del_qpn_map(dev, qp);
 
        if (qp->rq_cq && (qp->rq_cq != qp->sq_cq))
-               spin_unlock_irqrestore(&qp->rq_cq->cq_lock, rq_flags);
-       spin_unlock_irqrestore(&qp->sq_cq->cq_lock, wq_flags);
+               spin_unlock(&qp->rq_cq->cq_lock);
+       spin_unlock_irqrestore(&qp->sq_cq->cq_lock, flags);
 
        if (!pd->uctx) {
                ocrdma_discard_cqes(qp, qp->sq_cq);