linux-kernel - [PATCH 3/3] RDMA/cxgb3: Mark qp as privileged based on user capabilities.

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Message-Id: <20080121203938.3143.44928.stgit@dell3.ogc.int>
Date:	Mon, 21 Jan 2008 14:39:38 -0600
From:	Steve Wise <swise@...ngridcomputing.com>
To:	rdreier@...co.com
Cc:	netdev@...r.kernel.org, linux-kernel@...r.kernel.org,
	general@...ts.openfabrics.org
Subject: [PATCH 3/3] RDMA/cxgb3: Mark qp as privileged based on user capabilities.


RDMA/cxgb3: Mark qp as privileged based on user capabilities.

This is needed for zero-stag support.

Signed-off-by: Steve Wise <swise@...ngridcomputing.com>
---

 drivers/infiniband/hw/cxgb3/cxio_wr.h |    3 ++-
 drivers/infiniband/hw/cxgb3/iwch_qp.c |    1 +
 2 files changed, 3 insertions(+), 1 deletions(-)

diff --git a/drivers/infiniband/hw/cxgb3/cxio_wr.h b/drivers/infiniband/hw/cxgb3/cxio_wr.h
index c84d4ac..d72b584 100644
--- a/drivers/infiniband/hw/cxgb3/cxio_wr.h
+++ b/drivers/infiniband/hw/cxgb3/cxio_wr.h
@@ -324,7 +324,8 @@ struct t3_genbit {
 };
 
 enum rdma_init_wr_flags {
-	RECVS_POSTED = 1,
+	RECVS_POSTED = (1<<0),
+	PRIV_QP = (1<<1),
 };
 
 union t3_wr {
diff --git a/drivers/infiniband/hw/cxgb3/iwch_qp.c b/drivers/infiniband/hw/cxgb3/iwch_qp.c
index 7681fdc..ea2cdd7 100644
--- a/drivers/infiniband/hw/cxgb3/iwch_qp.c
+++ b/drivers/infiniband/hw/cxgb3/iwch_qp.c
@@ -717,6 +717,7 @@ static int rdma_init(struct iwch_dev *rhp, struct iwch_qp *qhp,
 	init_attr.qp_dma_addr = qhp->wq.dma_addr;
 	init_attr.qp_dma_size = (1UL << qhp->wq.size_log2);
 	init_attr.flags = rqes_posted(qhp) ? RECVS_POSTED : 0;
+	init_attr.flags |= capable(CAP_NET_BIND_SERVICE) ? PRIV_QP : 0;
 	init_attr.irs = qhp->ep->rcv_seq;
 	PDBG("%s init_attr.rq_addr 0x%x init_attr.rq_size = %d "
 	     "flags 0x%x qpcaps 0x%x\n", __FUNCTION__,
--
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