[PATCH v3 06/28] IB/Verbs: Reform IB-core multicast

From: Michael Wang
Date: Mon Apr 13 2015 - 08:24:55 EST



Use raw management helpers to reform IB-core multicast.

Cc: Steve Wise <swise@xxxxxxxxxxxxxxxxxxxxx>
Cc: Tom Talpey <tom@xxxxxxxxxx>
Cc: Jason Gunthorpe <jgunthorpe@xxxxxxxxxxxxxxxxxxxx>
Cc: Doug Ledford <dledford@xxxxxxxxxx>
Cc: Ira Weiny <ira.weiny@xxxxxxxxx>
Cc: Sean Hefty <sean.hefty@xxxxxxxxx>
Signed-off-by: Michael Wang <yun.wang@xxxxxxxxxxxxxxxx>
---
drivers/infiniband/core/multicast.c | 12 +++---------
1 file changed, 3 insertions(+), 9 deletions(-)

diff --git a/drivers/infiniband/core/multicast.c b/drivers/infiniband/core/multicast.c
index fa17b55..24d93f5 100644
--- a/drivers/infiniband/core/multicast.c
+++ b/drivers/infiniband/core/multicast.c
@@ -780,8 +780,7 @@ static void mcast_event_handler(struct ib_event_handler *handler,
int index;

dev = container_of(handler, struct mcast_device, event_handler);
- if (rdma_port_get_link_layer(dev->device, event->element.port_num) !=
- IB_LINK_LAYER_INFINIBAND)
+ if (WARN_ON(!rdma_tech_ib(dev->device, event->element.port_num)))
return;

index = event->element.port_num - dev->start_port;
@@ -808,9 +807,6 @@ static void mcast_add_one(struct ib_device *device)
int i;
int count = 0;

- if (rdma_node_get_transport(device->node_type) != RDMA_TRANSPORT_IB)
- return;
-
dev = kmalloc(sizeof *dev + device->phys_port_cnt * sizeof *port,
GFP_KERNEL);
if (!dev)
@@ -824,8 +820,7 @@ static void mcast_add_one(struct ib_device *device)
}

for (i = 0; i <= dev->end_port - dev->start_port; i++) {
- if (rdma_port_get_link_layer(device, dev->start_port + i) !=
- IB_LINK_LAYER_INFINIBAND)
+ if (!rdma_tech_ib(device, dev->start_port + i))
continue;
port = &dev->port[i];
port->dev = dev;
@@ -863,8 +858,7 @@ static void mcast_remove_one(struct ib_device *device)
flush_workqueue(mcast_wq);

for (i = 0; i <= dev->end_port - dev->start_port; i++) {
- if (rdma_port_get_link_layer(device, dev->start_port + i) ==
- IB_LINK_LAYER_INFINIBAND) {
+ if (rdma_tech_ib(device, dev->start_port + i)) {
port = &dev->port[i];
deref_port(port);
wait_for_completion(&port->comp);
--
2.1.0
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