diff mbox

[v5,12/27] IB/Verbs: Reform mcast related part in IB-core cma

Message ID 5534BACF.3080700@profitbricks.com (mailing list archive)
State Rejected
Headers show

Commit Message

Michael Wang April 20, 2015, 8:37 a.m. UTC
Use raw management helpers to reform mcast related part in IB-core cma.

Cc: Hal Rosenstock <hal@dev.mellanox.co.il>
Cc: Steve Wise <swise@opengridcomputing.com>
Cc: Tom Talpey <tom@talpey.com>
Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
Cc: Doug Ledford <dledford@redhat.com>
Cc: Ira Weiny <ira.weiny@intel.com>
Cc: Sean Hefty <sean.hefty@intel.com>
Signed-off-by: Michael Wang <yun.wang@profitbricks.com>
---
 drivers/infiniband/core/cma.c | 56 ++++++++++++++-----------------------------
 1 file changed, 18 insertions(+), 38 deletions(-)

Comments

Ira Weiny April 22, 2015, 12:07 a.m. UTC | #1
On Mon, Apr 20, 2015 at 10:37:35AM +0200, Michael Wang wrote:
> 
> Use raw management helpers to reform mcast related part in IB-core cma.
> 
> Cc: Hal Rosenstock <hal@dev.mellanox.co.il>
> Cc: Steve Wise <swise@opengridcomputing.com>
> Cc: Tom Talpey <tom@talpey.com>
> Cc: Jason Gunthorpe <jgunthorpe@obsidianresearch.com>
> Cc: Doug Ledford <dledford@redhat.com>
> Cc: Ira Weiny <ira.weiny@intel.com>
> Cc: Sean Hefty <sean.hefty@intel.com>
> Signed-off-by: Michael Wang <yun.wang@profitbricks.com>

Reviewed-by: Ira Weiny <ira.weiny@intel.com>

> ---
>  drivers/infiniband/core/cma.c | 56 ++++++++++++++-----------------------------
>  1 file changed, 18 insertions(+), 38 deletions(-)
> 
> diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
> index fa69f34..a89c246 100644
> --- a/drivers/infiniband/core/cma.c
> +++ b/drivers/infiniband/core/cma.c
> @@ -997,17 +997,12 @@ static void cma_leave_mc_groups(struct rdma_id_private *id_priv)
>  		mc = container_of(id_priv->mc_list.next,
>  				  struct cma_multicast, list);
>  		list_del(&mc->list);
> -		switch (rdma_port_get_link_layer(id_priv->cma_dev->device, id_priv->id.port_num)) {
> -		case IB_LINK_LAYER_INFINIBAND:
> +		if (rdma_tech_ib(id_priv->cma_dev->device,
> +				      id_priv->id.port_num)) {
>  			ib_sa_free_multicast(mc->multicast.ib);
>  			kfree(mc);
> -			break;
> -		case IB_LINK_LAYER_ETHERNET:
> +		} else
>  			kref_put(&mc->mcref, release_mc);
> -			break;
> -		default:
> -			break;
> -		}
>  	}
>  }
>  
> @@ -3314,24 +3309,13 @@ int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
>  	list_add(&mc->list, &id_priv->mc_list);
>  	spin_unlock(&id_priv->lock);
>  
> -	switch (rdma_node_get_transport(id->device->node_type)) {
> -	case RDMA_TRANSPORT_IB:
> -		switch (rdma_port_get_link_layer(id->device, id->port_num)) {
> -		case IB_LINK_LAYER_INFINIBAND:
> -			ret = cma_join_ib_multicast(id_priv, mc);
> -			break;
> -		case IB_LINK_LAYER_ETHERNET:
> -			kref_init(&mc->mcref);
> -			ret = cma_iboe_join_multicast(id_priv, mc);
> -			break;
> -		default:
> -			ret = -EINVAL;
> -		}
> -		break;
> -	default:
> +	if (rdma_tech_iboe(id->device, id->port_num)) {
> +		kref_init(&mc->mcref);
> +		ret = cma_iboe_join_multicast(id_priv, mc);
> +	} else if (rdma_tech_ib(id->device, id->port_num))
> +		ret = cma_join_ib_multicast(id_priv, mc);
> +	else
>  		ret = -ENOSYS;
> -		break;
> -	}
>  
>  	if (ret) {
>  		spin_lock_irq(&id_priv->lock);
> @@ -3359,19 +3343,15 @@ void rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr)
>  				ib_detach_mcast(id->qp,
>  						&mc->multicast.ib->rec.mgid,
>  						be16_to_cpu(mc->multicast.ib->rec.mlid));
> -			if (rdma_node_get_transport(id_priv->cma_dev->device->node_type) == RDMA_TRANSPORT_IB) {
> -				switch (rdma_port_get_link_layer(id->device, id->port_num)) {
> -				case IB_LINK_LAYER_INFINIBAND:
> -					ib_sa_free_multicast(mc->multicast.ib);
> -					kfree(mc);
> -					break;
> -				case IB_LINK_LAYER_ETHERNET:
> -					kref_put(&mc->mcref, release_mc);
> -					break;
> -				default:
> -					break;
> -				}
> -			}
> +
> +			BUG_ON(id_priv->cma_dev->device != id->device);
> +
> +			if (rdma_tech_ib(id->device, id->port_num)) {
> +				ib_sa_free_multicast(mc->multicast.ib);
> +				kfree(mc);
> +			} else if (rdma_tech_iboe(id->device, id->port_num))
> +				kref_put(&mc->mcref, release_mc);
> +
>  			return;
>  		}
>  	}
> -- 
> 2.1.0
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diff mbox

Patch

diff --git a/drivers/infiniband/core/cma.c b/drivers/infiniband/core/cma.c
index fa69f34..a89c246 100644
--- a/drivers/infiniband/core/cma.c
+++ b/drivers/infiniband/core/cma.c
@@ -997,17 +997,12 @@  static void cma_leave_mc_groups(struct rdma_id_private *id_priv)
 		mc = container_of(id_priv->mc_list.next,
 				  struct cma_multicast, list);
 		list_del(&mc->list);
-		switch (rdma_port_get_link_layer(id_priv->cma_dev->device, id_priv->id.port_num)) {
-		case IB_LINK_LAYER_INFINIBAND:
+		if (rdma_tech_ib(id_priv->cma_dev->device,
+				      id_priv->id.port_num)) {
 			ib_sa_free_multicast(mc->multicast.ib);
 			kfree(mc);
-			break;
-		case IB_LINK_LAYER_ETHERNET:
+		} else
 			kref_put(&mc->mcref, release_mc);
-			break;
-		default:
-			break;
-		}
 	}
 }
 
@@ -3314,24 +3309,13 @@  int rdma_join_multicast(struct rdma_cm_id *id, struct sockaddr *addr,
 	list_add(&mc->list, &id_priv->mc_list);
 	spin_unlock(&id_priv->lock);
 
-	switch (rdma_node_get_transport(id->device->node_type)) {
-	case RDMA_TRANSPORT_IB:
-		switch (rdma_port_get_link_layer(id->device, id->port_num)) {
-		case IB_LINK_LAYER_INFINIBAND:
-			ret = cma_join_ib_multicast(id_priv, mc);
-			break;
-		case IB_LINK_LAYER_ETHERNET:
-			kref_init(&mc->mcref);
-			ret = cma_iboe_join_multicast(id_priv, mc);
-			break;
-		default:
-			ret = -EINVAL;
-		}
-		break;
-	default:
+	if (rdma_tech_iboe(id->device, id->port_num)) {
+		kref_init(&mc->mcref);
+		ret = cma_iboe_join_multicast(id_priv, mc);
+	} else if (rdma_tech_ib(id->device, id->port_num))
+		ret = cma_join_ib_multicast(id_priv, mc);
+	else
 		ret = -ENOSYS;
-		break;
-	}
 
 	if (ret) {
 		spin_lock_irq(&id_priv->lock);
@@ -3359,19 +3343,15 @@  void rdma_leave_multicast(struct rdma_cm_id *id, struct sockaddr *addr)
 				ib_detach_mcast(id->qp,
 						&mc->multicast.ib->rec.mgid,
 						be16_to_cpu(mc->multicast.ib->rec.mlid));
-			if (rdma_node_get_transport(id_priv->cma_dev->device->node_type) == RDMA_TRANSPORT_IB) {
-				switch (rdma_port_get_link_layer(id->device, id->port_num)) {
-				case IB_LINK_LAYER_INFINIBAND:
-					ib_sa_free_multicast(mc->multicast.ib);
-					kfree(mc);
-					break;
-				case IB_LINK_LAYER_ETHERNET:
-					kref_put(&mc->mcref, release_mc);
-					break;
-				default:
-					break;
-				}
-			}
+
+			BUG_ON(id_priv->cma_dev->device != id->device);
+
+			if (rdma_tech_ib(id->device, id->port_num)) {
+				ib_sa_free_multicast(mc->multicast.ib);
+				kfree(mc);
+			} else if (rdma_tech_iboe(id->device, id->port_num))
+				kref_put(&mc->mcref, release_mc);
+
 			return;
 		}
 	}