RE: [PATCH] net: stmmac: Fix RX Coalesce IOC always true issue

From: Jose Abreu
Date: Tue Jun 09 2020 - 10:21:10 EST


From: Biao Huang <biao.huang@xxxxxxxxxxxx>
Date: Jun/09/2020, 10:41:33 (UTC+00:00)

> - rx_q->rx_count_frames += priv->rx_coal_frames;
> - if (rx_q->rx_count_frames > priv->rx_coal_frames)
> + if (rx_q->rx_count_frames >= priv->rx_coal_frames)

This is no right. If you want to RX IC bit to not always be set you need
to change coalesce parameters using ethtool.

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Thanks,
Jose Miguel Abreu