xprtrdma: Put Send CQ in IB_POLL_WORKQUEUE mode

Lift the Send and LocalInv completion handlers out of soft IRQ mode
to make room for other work. Also, move the Send CQ to a different
CPU than the CPU where the Receive CQ is running, for improved
scalability.

Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Reviewed-by: Devesh Sharma <devesh.sharma@broadcom.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index 22128a81da63..4cfa893def2c 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -558,7 +558,7 @@ 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,
-                             0, IB_POLL_SOFTIRQ);
+                             1, IB_POLL_WORKQUEUE);
         if (IS_ERR(sendcq)) {
                 rc = PTR_ERR(sendcq);
                 dprintk("RPC:       %s: failed to create send CQ: %i\n",