Commit a4cb5bdb authored Feb 05, 2019 by Nicolas Morey-Chaisemartin Committed by Anna Schumaker Feb 12, 2019

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: a4699f56 (xprtrdma: Put Send CQ in IB_POLL_WORKQUEUE mode)
Signed-off-by: Nicolas Morey-Chaisemartin <nmoreychaisemartin@suse.com>
Reviewed-by: Chuck Lever <chuck.lever@oracle.com>
Signed-off-by: Anna Schumaker <Anna.Schumaker@Netapp.com>

parent 8fc75bed

net/sunrpc/xprtrdma/verbs.c

+2 −1

Original line number	Diff line number	Diff line
		@@ -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;

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