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yaml
---
r: 76837
b: refs/heads/master
c: 5851bb8
h: refs/heads/master
i:
  76835: db6721c
v: v3
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Sean Hefty authored and Roland Dreier committed Jan 25, 2008
1 parent 8d431b6 commit 9119f39
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Showing 2 changed files with 20 additions and 24 deletions.
2 changes: 1 addition & 1 deletion [refs]
Original file line number Diff line number Diff line change
@@ -1,2 +1,2 @@
---
refs/heads/master: 1f813ca830f51ed404195750bdba86c41a8050ba
refs/heads/master: 5851bb893e5bb87150817c180ccddcf4e78db1b6
42 changes: 19 additions & 23 deletions trunk/drivers/infiniband/core/cma.c
Original file line number Diff line number Diff line change
Expand Up @@ -488,7 +488,8 @@ void rdma_destroy_qp(struct rdma_cm_id *id)
}
EXPORT_SYMBOL(rdma_destroy_qp);

static int cma_modify_qp_rtr(struct rdma_id_private *id_priv)
static int cma_modify_qp_rtr(struct rdma_id_private *id_priv,
struct rdma_conn_param *conn_param)
{
struct ib_qp_attr qp_attr;
int qp_attr_mask, ret;
Expand All @@ -514,13 +515,16 @@ static int cma_modify_qp_rtr(struct rdma_id_private *id_priv)
if (ret)
goto out;

if (conn_param)
qp_attr.max_dest_rd_atomic = conn_param->responder_resources;
ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask);
out:
mutex_unlock(&id_priv->qp_mutex);
return ret;
}

static int cma_modify_qp_rts(struct rdma_id_private *id_priv)
static int cma_modify_qp_rts(struct rdma_id_private *id_priv,
struct rdma_conn_param *conn_param)
{
struct ib_qp_attr qp_attr;
int qp_attr_mask, ret;
Expand All @@ -536,6 +540,8 @@ static int cma_modify_qp_rts(struct rdma_id_private *id_priv)
if (ret)
goto out;

if (conn_param)
qp_attr.max_rd_atomic = conn_param->initiator_depth;
ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask);
out:
mutex_unlock(&id_priv->qp_mutex);
Expand Down Expand Up @@ -866,11 +872,11 @@ static int cma_rep_recv(struct rdma_id_private *id_priv)
{
int ret;

ret = cma_modify_qp_rtr(id_priv);
ret = cma_modify_qp_rtr(id_priv, NULL);
if (ret)
goto reject;

ret = cma_modify_qp_rts(id_priv);
ret = cma_modify_qp_rts(id_priv, NULL);
if (ret)
goto reject;

Expand Down Expand Up @@ -2284,7 +2290,7 @@ static int cma_connect_iw(struct rdma_id_private *id_priv,
sin = (struct sockaddr_in*) &id_priv->id.route.addr.dst_addr;
cm_id->remote_addr = *sin;

ret = cma_modify_qp_rtr(id_priv);
ret = cma_modify_qp_rtr(id_priv, conn_param);
if (ret)
goto out;

Expand Down Expand Up @@ -2347,25 +2353,15 @@ static int cma_accept_ib(struct rdma_id_private *id_priv,
struct rdma_conn_param *conn_param)
{
struct ib_cm_rep_param rep;
struct ib_qp_attr qp_attr;
int qp_attr_mask, ret;

if (id_priv->id.qp) {
ret = cma_modify_qp_rtr(id_priv);
if (ret)
goto out;
int ret;

qp_attr.qp_state = IB_QPS_RTS;
ret = ib_cm_init_qp_attr(id_priv->cm_id.ib, &qp_attr,
&qp_attr_mask);
if (ret)
goto out;
ret = cma_modify_qp_rtr(id_priv, conn_param);
if (ret)
goto out;

qp_attr.max_rd_atomic = conn_param->initiator_depth;
ret = ib_modify_qp(id_priv->id.qp, &qp_attr, qp_attr_mask);
if (ret)
goto out;
}
ret = cma_modify_qp_rts(id_priv, conn_param);
if (ret)
goto out;

memset(&rep, 0, sizeof rep);
rep.qp_num = id_priv->qp_num;
Expand All @@ -2390,7 +2386,7 @@ static int cma_accept_iw(struct rdma_id_private *id_priv,
struct iw_cm_conn_param iw_param;
int ret;

ret = cma_modify_qp_rtr(id_priv);
ret = cma_modify_qp_rtr(id_priv, conn_param);
if (ret)
return ret;

Expand Down

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