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authorChuck Lever <chuck.lever@oracle.com>2017-10-30 23:21:49 +0300
committerAnna Schumaker <Anna.Schumaker@Netapp.com>2017-11-18 00:43:42 +0300
commita4699f5647f369e8ab7ec56b7cd98580c933c3f3 (patch)
treea84aa74af6a3aa01254238273e91f3739edc8940 /net
parent212bf41d88c06afc23e03f9b274eebf1e8dba197 (diff)
downloadlinux-a4699f5647f369e8ab7ec56b7cd98580c933c3f3.tar.xz
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>
Diffstat (limited to 'net')
-rw-r--r--net/sunrpc/xprtrdma/verbs.c2
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",