Commit 4c8c0fa0 authored by Chuck Lever's avatar Chuck Lever
Browse files

svcrdma: Update max_send_sges after QP is created 



rdma_create_qp() can modify cap.max_send_sges. Copy the new value
to the svcrdma transport so it is bound by the new limit instead
of the requested one.

Signed-off-by: default avatarChuck Lever <chuck.lever@oracle.com>
parent 5485d6dd

net/sunrpc/xprtrdma/svc_rdma_transport.c

+1 −0
Original line number Diff line number Diff line
@@ -467,6 +467,7 @@ static struct svc_xprt *svc_rdma_accept(struct svc_xprt *xprt) 
		trace_svcrdma_qp_err(newxprt, ret);

		goto errout;

	}

	newxprt->sc_max_send_sges = qp_attr.cap.max_send_sge;

	newxprt->sc_qp = newxprt->sc_cm_id->qp;



	if (!(dev->attrs.device_cap_flags & IB_DEVICE_MEM_MGT_EXTENSIONS))