diff options
author | Parav Pandit <parav@mellanox.com> | 2018-06-13 10:22:07 +0300 |
---|---|---|
committer | Jason Gunthorpe <jgg@mellanox.com> | 2018-06-18 11:11:27 -0600 |
commit | 7492052a186b11be024800eabedef25dcb882613 (patch) | |
tree | 4228c2bfd047b3cc6cefe7194e17cd759ebd6f0d /drivers/infiniband/hw/mlx4/main.c | |
parent | 47ec38666210485de860ab24675acb3d2e7d4954 (diff) | |
download | linux-7492052a186b11be024800eabedef25dcb882613.tar.bz2 |
IB/mlx4: Use GID attribute from ah attribute
While converting GID index from attribute to that of the HCA, GID
attribute is available from the ah_attr. Make use of GID attribute
to simplify the code and also avoid avoid GID query.
Signed-off-by: Parav Pandit <parav@mellanox.com>
Signed-off-by: Jason Gunthorpe <jgg@mellanox.com>
Signed-off-by: Leon Romanovsky <leonro@mellanox.com>
Diffstat (limited to 'drivers/infiniband/hw/mlx4/main.c')
-rw-r--r-- | drivers/infiniband/hw/mlx4/main.c | 20 |
1 files changed, 6 insertions, 14 deletions
diff --git a/drivers/infiniband/hw/mlx4/main.c b/drivers/infiniband/hw/mlx4/main.c index 859089df9f17..908b8e5c5acb 100644 --- a/drivers/infiniband/hw/mlx4/main.c +++ b/drivers/infiniband/hw/mlx4/main.c @@ -380,17 +380,15 @@ static int mlx4_ib_del_gid(const struct ib_gid_attr *attr, void **context) } int mlx4_ib_gid_index_to_real_index(struct mlx4_ib_dev *ibdev, - u8 port_num, int index) + const struct ib_gid_attr *attr) { struct mlx4_ib_iboe *iboe = &ibdev->iboe; struct gid_cache_context *ctx = NULL; - union ib_gid gid; struct mlx4_port_gid_table *port_gid_table; int real_index = -EINVAL; int i; - int ret; unsigned long flags; - struct ib_gid_attr attr; + u8 port_num = attr->port_num; if (port_num > MLX4_MAX_PORTS) return -EINVAL; @@ -399,21 +397,15 @@ int mlx4_ib_gid_index_to_real_index(struct mlx4_ib_dev *ibdev, port_num = 1; if (!rdma_cap_roce_gid_table(&ibdev->ib_dev, port_num)) - return index; - - ret = ib_get_cached_gid(&ibdev->ib_dev, port_num, index, &gid, &attr); - if (ret) - return ret; - - if (attr.ndev) - dev_put(attr.ndev); + return attr->index; spin_lock_irqsave(&iboe->lock, flags); port_gid_table = &iboe->gids[port_num - 1]; for (i = 0; i < MLX4_MAX_PORT_GIDS; ++i) - if (!memcmp(&port_gid_table->gids[i].gid, &gid, sizeof(gid)) && - attr.gid_type == port_gid_table->gids[i].gid_type) { + if (!memcmp(&port_gid_table->gids[i].gid, + &attr->gid, sizeof(attr->gid)) && + attr->gid_type == port_gid_table->gids[i].gid_type) { ctx = port_gid_table->gids[i].ctx; break; } |