drivers: Remove explicit invocations of mmiowb()

[linux.git] / drivers / net / ethernet / mellanox / mlx4 / catas.c

diff --git a/drivers/net/ethernet/mellanox/mlx4/catas.c b/drivers/net/ethernet/mellanox/mlx4/catas.c
index c81d15bf259c83a8baf11c80d9857cd8759e3b8d..87e90b5d4d7d03e1ad8fb26d0d3921b33cd4aa26 100644 (file)
--- a/drivers/net/ethernet/mellanox/mlx4/catas.c
+++ b/drivers/net/ethernet/mellanox/mlx4/catas.c
@@ -129,10 +129,6 @@ static int mlx4_reset_slave(struct mlx4_dev *dev)
        comm_flags = rst_req << COM_CHAN_RST_REQ_OFFSET;
        __raw_writel((__force u32)cpu_to_be32(comm_flags),
                     (__iomem char *)priv->mfunc.comm + MLX4_COMM_CHAN_FLAGS);
-       /* Make sure that our comm channel write doesn't
-        * get mixed in with writes from another CPU.
-        */
-       mmiowb();
 
        end = msecs_to_jiffies(MLX4_COMM_TIME) + jiffies;
        while (time_before(jiffies, end)) {