IB/core: Change ib_create_cq to use struct ib_cq_init_attr

Currently, ib_create_cq uses cqe and comp_vecotr instead
of the extendible ib_cq_init_attr struct.

Earlier patches already changed the vendors to work with
ib_cq_init_attr. This patch changes the consumers too.

Signed-off-by: Matan Barak <matanb@mellanox.com>
Signed-off-by: Or Gerlitz <ogerlitz@mellanox.com>
Signed-off-by: Doug Ledford <dledford@redhat.com>

5 files changed, 23 insertions, 13 deletions

diff --git a/net/9p/trans_rdma.c b/net/9p/trans_rdma.c
index 3533d2a53ab6..37a78d20c0f6 100644
--- a/net/9p/trans_rdma.c
+++ b/net/9p/trans_rdma.c
@@ -648,6 +648,7 @@ rdma_create_trans(struct p9_client *client, const char *addr, char *args)
 	struct rdma_conn_param conn_param;
 	struct ib_qp_init_attr qp_attr;
 	struct ib_device_attr devattr;
+	struct ib_cq_init_attr cq_attr = {};
 
 	/* Parse the transport specific mount options */
 	err = parse_opts(args, &opts);
@@ -705,9 +706,10 @@ rdma_create_trans(struct p9_client *client, const char *addr, char *args)
 		goto error;
 
 	/* Create the Completion Queue */
+	cq_attr.cqe = opts.sq_depth + opts.rq_depth + 1;
 	rdma->cq = ib_create_cq(rdma->cm_id->device, cq_comp_handler,
 				cq_event_handler, client,
-				opts.sq_depth + opts.rq_depth + 1, 0);
+				&cq_attr);
 	if (IS_ERR(rdma->cq))
 		goto error;
 	ib_req_notify_cq(rdma->cq, IB_CQ_NEXT_COMP);
diff --git a/net/rds/ib_cm.c b/net/rds/ib_cm.c
index b8d1bdae8a2a..0da2a45b33bd 100644
--- a/net/rds/ib_cm.c
+++ b/net/rds/ib_cm.c
@@ -247,6 +247,7 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
 	struct rds_ib_connection *ic = conn->c_transport_data;
 	struct ib_device *dev = ic->i_cm_id->device;
 	struct ib_qp_init_attr attr;
+	struct ib_cq_init_attr cq_attr = {};
 	struct rds_ib_device *rds_ibdev;
 	int ret;
 
@@ -270,9 +271,10 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
 	ic->i_pd = rds_ibdev->pd;
 	ic->i_mr = rds_ibdev->mr;
 
+	cq_attr.cqe = ic->i_send_ring.w_nr + 1;
 	ic->i_send_cq = ib_create_cq(dev, rds_ib_send_cq_comp_handler,
 				     rds_ib_cq_event_handler, conn,
-				     ic->i_send_ring.w_nr + 1, 0);
+				     &cq_attr);
 	if (IS_ERR(ic->i_send_cq)) {
 		ret = PTR_ERR(ic->i_send_cq);
 		ic->i_send_cq = NULL;
@@ -280,9 +282,10 @@ static int rds_ib_setup_qp(struct rds_connection *conn)
 		goto out;
 	}
 
+	cq_attr.cqe = ic->i_recv_ring.w_nr;
 	ic->i_recv_cq = ib_create_cq(dev, rds_ib_recv_cq_comp_handler,
 				     rds_ib_cq_event_handler, conn,
-				     ic->i_recv_ring.w_nr, 0);
+				     &cq_attr);
 	if (IS_ERR(ic->i_recv_cq)) {
 		ret = PTR_ERR(ic->i_recv_cq);
 		ic->i_recv_cq = NULL;
diff --git a/net/rds/iw_cm.c b/net/rds/iw_cm.c
index a6c2bea9f8f9..8f486fa32079 100644
--- a/net/rds/iw_cm.c
+++ b/net/rds/iw_cm.c
@@ -179,6 +179,7 @@ static int rds_iw_init_qp_attrs(struct ib_qp_init_attr *attr,
 		void *context)
 {
 	struct ib_device *dev = rds_iwdev->dev;
+	struct ib_cq_init_attr cq_attr = {};
 	unsigned int send_size, recv_size;
 	int ret;
 
@@ -198,9 +199,10 @@ static int rds_iw_init_qp_attrs(struct ib_qp_init_attr *attr,
 	attr->sq_sig_type = IB_SIGNAL_REQ_WR;
 	attr->qp_type = IB_QPT_RC;
 
+	cq_attr.cqe = send_size;
 	attr->send_cq = ib_create_cq(dev, send_cq_handler,
 				     rds_iw_cq_event_handler,
-				     context, send_size, 0);
+				     context, &cq_attr);
 	if (IS_ERR(attr->send_cq)) {
 		ret = PTR_ERR(attr->send_cq);
 		attr->send_cq = NULL;
@@ -208,9 +210,10 @@ static int rds_iw_init_qp_attrs(struct ib_qp_init_attr *attr,
 		goto out;
 	}
 
+	cq_attr.cqe = recv_size;
 	attr->recv_cq = ib_create_cq(dev, recv_cq_handler,
 				     rds_iw_cq_event_handler,
-				     context, recv_size, 0);
+				     context, &cq_attr);
 	if (IS_ERR(attr->recv_cq)) {
 		ret = PTR_ERR(attr->recv_cq);
 		attr->recv_cq = NULL;
diff --git a/net/sunrpc/xprtrdma/svc_rdma_transport.c b/net/sunrpc/xprtrdma/svc_rdma_transport.c
index 88eb994edd36..f4cfa764d76f 100644
--- a/net/sunrpc/xprtrdma/svc_rdma_transport.c
+++ b/net/sunrpc/xprtrdma/svc_rdma_transport.c
@@ -855,6 +855,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
 	struct svcxprt_rdma *listen_rdma;
 	struct svcxprt_rdma *newxprt = NULL;
 	struct rdma_conn_param conn_param;
+	struct ib_cq_init_attr cq_attr = {};
 	struct ib_qp_init_attr qp_attr;
 	struct ib_device_attr devattr;
 	int uninitialized_var(dma_mr_acc);
@@ -907,22 +908,22 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt)
 		dprintk("svcrdma: error creating PD for connect request\n");
 		goto errout;
 	}
+	cq_attr.cqe = newxprt->sc_sq_depth;
 	newxprt->sc_sq_cq = ib_create_cq(newxprt->sc_cm_id->device,
 					 sq_comp_handler,
 					 cq_event_handler,
 					 newxprt,
-					 newxprt->sc_sq_depth,
-					 0);
+					 &cq_attr);
 	if (IS_ERR(newxprt->sc_sq_cq)) {
 		dprintk("svcrdma: error creating SQ CQ for connect request\n");
 		goto errout;
 	}
+	cq_attr.cqe = newxprt->sc_max_requests;
 	newxprt->sc_rq_cq = ib_create_cq(newxprt->sc_cm_id->device,
 					 rq_comp_handler,
 					 cq_event_handler,
 					 newxprt,
-					 newxprt->sc_max_requests,
-					 0);
+					 &cq_attr);
 	if (IS_ERR(newxprt->sc_rq_cq)) {
 		dprintk("svcrdma: error creating RQ CQ for connect request\n");
 		goto errout;
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 6f6b8a56212a..52df265b472a 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -644,6 +644,7 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
 {
 	struct ib_device_attr *devattr = &ia->ri_devattr;
 	struct ib_cq *sendcq, *recvcq;
+	struct ib_cq_init_attr cq_attr = {};
 	int rc, err;
 
 	/* check provider's send/recv wr limits */
@@ -691,9 +692,9 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
 	init_waitqueue_head(&ep->rep_connect_wait);
 	INIT_DELAYED_WORK(&ep->rep_connect_worker, rpcrdma_connect_worker);
 
+	cq_attr.cqe = ep->rep_attr.cap.max_send_wr + 1;
 	sendcq = ib_create_cq(ia->ri_id->device, rpcrdma_sendcq_upcall,
-				  rpcrdma_cq_async_error_upcall, ep,
-				  ep->rep_attr.cap.max_send_wr + 1, 0);
+				  rpcrdma_cq_async_error_upcall, ep, &cq_attr);
 	if (IS_ERR(sendcq)) {
 		rc = PTR_ERR(sendcq);
 		dprintk("RPC:       %s: failed to create send CQ: %i\n",
@@ -708,9 +709,9 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
 		goto out2;
 	}
 
+	cq_attr.cqe = ep->rep_attr.cap.max_recv_wr + 1;
 	recvcq = ib_create_cq(ia->ri_id->device, rpcrdma_recvcq_upcall,
-				  rpcrdma_cq_async_error_upcall, ep,
-				  ep->rep_attr.cap.max_recv_wr + 1, 0);
+				  rpcrdma_cq_async_error_upcall, ep, &cq_attr);
 	if (IS_ERR(recvcq)) {
 		rc = PTR_ERR(recvcq);
 		dprintk("RPC:       %s: failed to create recv CQ: %i\n",