Re: [PATCH v3] net: bcmgenet: fix throughtput regression

From: David Miller
Date: Sun Mar 01 2015 - 00:30:16 EST


From: Jaedon Shin <jaedon.shin@xxxxxxxxx>
Date: Sat, 28 Feb 2015 11:48:26 +0900

> This patch adds bcmgenet_tx_poll for the tx_rings. This can reduce the
> interrupt load and send xmit in network stack on time. This also
> separated for the completion of tx_ring16 from bcmgenet_poll.
>
> The bcmgenet_tx_reclaim of tx_ring[{0,1,2,3}] operative by an interrupt
> is to be not more than a certain number TxBDs. It is caused by too
> slowly reclaiming the transmitted skb. Therefore, performance
> degradation of xmit after 605ad7f ("tcp: refine TSO autosizing").
>
> Signed-off-by: Jaedon Shin <jaedon.shin@xxxxxxxxx>
> Signed-off-by: Florian Fainelli <f.fainelli@xxxxxxxxx>

Applied.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/