From: Chuck Lever Date: Mon, 30 Oct 2017 20:21:49 +0000 (-0400) Subject: xprtrdma: Put Send CQ in IB_POLL_WORKQUEUE mode X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=a4699f5647f369e8ab7ec56b7cd98580c933c3f3;p=linux.git 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 Reviewed-by: Devesh Sharma Signed-off-by: Anna Schumaker --- diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c index 22128a81da632..4cfa893def2c4 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",