From c07cb4b0ab78f279ea94c3b4661cad86eb02a5d9 Mon Sep 17 00:00:00 2001 From: Yan Burman Date: Thu, 7 Feb 2013 02:25:25 +0000 Subject: net/mlx4_en: Manage hash of MAC addresses per port As a preparation step for supporting multiple unicast addresses, store MAC addresses in hash table. Remove the radix tree for MAC addresses per QP, as it's not in use. Signed-off-by: Yan Burman Signed-off-by: Amir Vadai Signed-off-by: David S. Miller --- drivers/net/ethernet/mellanox/mlx4/mlx4_en.h | 7 ++++++- 1 file changed, 6 insertions(+), 1 deletion(-) (limited to 'drivers/net/ethernet/mellanox/mlx4/mlx4_en.h') diff --git a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h index 47c9876..0ff99e0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h +++ b/drivers/net/ethernet/mellanox/mlx4/mlx4_en.h @@ -442,6 +442,9 @@ enum { MLX4_EN_FLAG_RX_FILTER_NEEDED = (1 << 3) }; +#define MLX4_EN_MAC_HASH_SIZE (1 << BITS_PER_BYTE) +#define MLX4_EN_MAC_HASH_IDX 5 + struct mlx4_en_priv { struct mlx4_en_dev *mdev; struct mlx4_en_port_profile *prof; @@ -521,7 +524,7 @@ struct mlx4_en_priv { bool wol; struct device *ddev; int base_tx_qpn; - struct radix_tree_root mac_tree; + struct hlist_head mac_hash[MLX4_EN_MAC_HASH_SIZE]; #ifdef CONFIG_MLX4_EN_DCB struct ieee_ets ets; @@ -542,8 +545,10 @@ enum mlx4_en_wol { }; struct mlx4_mac_entry { + struct hlist_node hlist; unsigned char mac[ETH_ALEN + 2]; u64 reg_id; + struct rcu_head rcu; }; #define MLX4_EN_WOL_DO_MODIFY (1ULL << 63) -- cgit v1.1