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Date: Tue, 4 Jun 2013 18:13:26 +0300 From: Or Gerlitz <ogerlitz@...lanox.com> To: davem@...emloft.net Cc: netdev@...r.kernel.org, amirv@...lanox.com, Sagi Grimberg <sagig@...lanox.co.il>, Sagi Grimberg <sagig@...lanox.com> Subject: [PATCH net 1/4] net/mlx4_en: Fix adaptive moderation cq update From: Sagi Grimberg <sagig@...lanox.co.il> When turning on adaptive_rx under adaptive moderation, the CQ's moderation count wasn't updated according to rx_frames which resulted in too many interrupts and bandwidth drop. Signed-off-by: Sagi Grimberg <sagig@...lanox.com> Signed-off-by: Amir Vadai <amirv@...lanox.com> --- drivers/net/ethernet/mellanox/mlx4/en_netdev.c | 1 + 1 files changed, 1 insertions(+), 0 deletions(-) diff --git a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c index b35f947..810aab0 100644 --- a/drivers/net/ethernet/mellanox/mlx4/en_netdev.c +++ b/drivers/net/ethernet/mellanox/mlx4/en_netdev.c @@ -1323,6 +1323,7 @@ static void mlx4_en_auto_moderation(struct mlx4_en_priv *priv) priv->last_moder_time[ring] = moder_time; cq = &priv->rx_cq[ring]; cq->moder_time = moder_time; + cq->moder_cnt = priv->rx_frames; err = mlx4_en_set_cq_moder(priv, cq); if (err) en_err(priv, "Failed modifying moderation for cq:%d\n", -- 1.7.1 -- To unsubscribe from this list: send the line "unsubscribe netdev" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
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