From: David Miller <davem@davemloft.net>
To: jaedon.shin@gmail.com
Cc: f.fainelli@gmail.com, pgynther@google.com,
netdev@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] net: bcmgenet: fix throughtput regression
Date: Sun, 01 Mar 2015 00:30:07 -0500 (EST) [thread overview]
Message-ID: <20150301.003007.247806713909808067.davem@davemloft.net> (raw)
In-Reply-To: <1425091706-5811-1-git-send-email-jaedon.shin@gmail.com>
From: Jaedon Shin <jaedon.shin@gmail.com>
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@gmail.com>
> Signed-off-by: Florian Fainelli <f.fainelli@gmail.com>
Applied.
prev parent reply other threads:[~2015-03-01 5:30 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-02-28 2:48 Jaedon Shin
2015-03-01 5:30 ` David Miller [this message]
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