Exemplo n.º 1
0
static void update_sm_ah(struct mthca_dev *dev,
			 u8 port_num, u16 lid, u8 sl)
{
	struct ib_ah *new_ah;
	struct rdma_ah_attr ah_attr;
	unsigned long flags;

	if (!dev->send_agent[port_num - 1][0])
		return;

	memset(&ah_attr, 0, sizeof ah_attr);
	ah_attr.type = rdma_ah_find_type(&dev->ib_dev, port_num);
	rdma_ah_set_dlid(&ah_attr, lid);
	rdma_ah_set_sl(&ah_attr, sl);
	rdma_ah_set_port_num(&ah_attr, port_num);

	new_ah = rdma_create_ah(dev->send_agent[port_num - 1][0]->qp->pd,
				&ah_attr, 0);
	if (IS_ERR(new_ah))
		return;

	spin_lock_irqsave(&dev->sm_lock, flags);
	if (dev->sm_ah[port_num - 1])
		rdma_destroy_ah(dev->sm_ah[port_num - 1], 0);
	dev->sm_ah[port_num - 1] = new_ah;
	spin_unlock_irqrestore(&dev->sm_lock, flags);
}
Exemplo n.º 2
0
void mthca_free_agents(struct mthca_dev *dev)
{
	struct ib_mad_agent *agent;
	int p, q;

	for (p = 0; p < dev->limits.num_ports; ++p) {
		for (q = 0; q <= 1; ++q) {
			agent = dev->send_agent[p][q];
			dev->send_agent[p][q] = NULL;
			ib_unregister_mad_agent(agent);
		}

		if (dev->sm_ah[p])
			rdma_destroy_ah(dev->sm_ah[p],
					RDMA_DESTROY_AH_SLEEPABLE);
	}
}
Exemplo n.º 3
0
static int modinit(void)
{
	return rdma_destroy_ah(NULL, 0) != 0;

}