xprtrdma: Make sure Send CQ is allocated on an existing compvec

Make sure the device has at least 2 completion vectors before allocating to compvec#1 Fixes: a4699f5 (xprtrdma: Put Send CQ in IB_POLL_WORKQUEUE mode) Signed-off-by: Nicolas Morey-Chaisemartin <[email protected]> Reviewed-by: Chuck Lever <[email protected]> Signed-off-by: Anna Schumaker <[email protected]>
CarlFK · Feb 12, 2019 · a4cb5bd · a4cb5bd
1 parent 8fc75be
commit a4cb5bd
Showing 1 changed file with 2 additions and 1 deletion.
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
@@ -527,7 +527,8 @@ rpcrdma_ep_create(struct rpcrdma_ep *ep, struct rpcrdma_ia *ia,
 
 	sendcq = ib_alloc_cq(ia->ri_device, NULL,
 			     ep->rep_attr.cap.max_send_wr + 1,
-			     1, IB_POLL_WORKQUEUE);
+			     ia->ri_device->num_comp_vectors > 1 ? 1 : 0,
+			     IB_POLL_WORKQUEUE);
 	if (IS_ERR(sendcq)) {
 		rc = PTR_ERR(sendcq);
 		goto out1;