net/mlx5e: Remove wrong poll CQ optimization

[cascardo/linux.git] / drivers / net / ethernet / mellanox / mlx5 / core / en_rx.c

diff --git a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
index dd959d9..3fd6a58 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
+++ b/drivers/net/ethernet/mellanox/mlx5/core/en_rx.c
@@ -230,10 +230,6 @@ int mlx5e_poll_rx_cq(struct mlx5e_cq *cq, int budget)
        struct mlx5e_rq *rq = container_of(cq, struct mlx5e_rq, cq);
        int work_done;
 
-       /* avoid accessing cq (dma coherent memory) if not needed */
-       if (!test_and_clear_bit(MLX5E_CQ_HAS_CQES, &cq->flags))
-               return 0;
-
        for (work_done = 0; work_done < budget; work_done++) {
                struct mlx5e_rx_wqe *wqe;
                struct mlx5_cqe64 *cqe;
@@ -279,8 +275,5 @@ wq_ll_pop:
        /* ensure cq space is freed before enabling more cqes */
        wmb();
 
-       if (work_done == budget)
-               set_bit(MLX5E_CQ_HAS_CQES, &cq->flags);
-
        return work_done;
 }