net/mlx5e: Use u8 as ownership type in mlx5e_get_cqe()
authorTariq Toukan <tariqt@mellanox.com>
Mon, 3 Apr 2017 07:48:30 +0000 (10:48 +0300)
committerSaeed Mahameed <saeedm@mellanox.com>
Sun, 30 Apr 2017 13:03:19 +0000 (16:03 +0300)
CQE ownership indication is as small as a single bit.
Use u8 to speedup the comparison.

Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Cc: kernel-team@fb.com
Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
drivers/net/ethernet/mellanox/mlx5/core/en_txrx.c

index 491e83d..5ca6714 100644 (file)
@@ -37,8 +37,8 @@ struct mlx5_cqe64 *mlx5e_get_cqe(struct mlx5e_cq *cq)
        struct mlx5_cqwq *wq = &cq->wq;
        u32 ci = mlx5_cqwq_get_ci(wq);
        struct mlx5_cqe64 *cqe = mlx5_cqwq_get_wqe(wq, ci);
-       int cqe_ownership_bit = cqe->op_own & MLX5_CQE_OWNER_MASK;
-       int sw_ownership_val = mlx5_cqwq_get_wrap_cnt(wq) & 1;
+       u8 cqe_ownership_bit = cqe->op_own & MLX5_CQE_OWNER_MASK;
+       u8 sw_ownership_val = mlx5_cqwq_get_wrap_cnt(wq) & 1;
 
        if (cqe_ownership_bit != sw_ownership_val)
                return NULL;