From: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com>
To: linux-rdma@vger.kernel.org
Cc: linux-nfs@vger.kernel.org, chuck.lever@oracle.com
Subject: [PATCH v3] xprtrdma: Make sure Send CQ is allocated on an existing compvec
Date: Tue, 5 Feb 2019 18:21:02 +0100 [thread overview]
Message-ID: <9d418664-1f67-c705-19a0-80fc9dc5a12b@suse.com> (raw)
Make sure the device has at least 2 completion vectors
before allocating to compvec#1
Fixes: a4699f5647f3 (xprtrdma: Put Send CQ in IB_POLL_WORKQUEUE mode)
Signed-off-by: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com>
---
Changes since v2:
- Split line for checkpatch to be happy
net/sunrpc/xprtrdma/verbs.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/net/sunrpc/xprtrdma/verbs.c b/net/sunrpc/xprtrdma/verbs.c
index b725911c0f3f..5fe727a7db82 100644
--- a/net/sunrpc/xprtrdma/verbs.c
+++ b/net/sunrpc/xprtrdma/verbs.c
@@ -546,7 +546,8 @@ 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);
dprintk("RPC: %s: failed to create send CQ: %i\n",
--
2.18.0
next reply other threads:[~2019-02-05 17:21 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-05 17:21 Nicolas Morey-Chaisemartin [this message]
2019-02-05 17:23 ` [PATCH v3] xprtrdma: Make sure Send CQ is allocated on an existing compvec Chuck Lever
2019-02-12 14:35 ` Nicolas Morey-Chaisemartin
2019-02-12 20:32 ` Schumaker, Anna
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