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From: thomas.petazzoni@free-electrons.com (Thomas Petazzoni)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH v4 3/3] net: mvneta: disable IP checksum with jumbo frames for Armada 370
Date: Tue, 30 Jun 2015 16:26:19 +0200	[thread overview]
Message-ID: <20150630162619.7b7cd078@free-electrons.com> (raw)
In-Reply-To: <1435674022-13295-4-git-send-email-simon.guinot@sequanux.org>

Dear Simon Guinot,

On Tue, 30 Jun 2015 16:20:22 +0200, Simon Guinot wrote:
> The Ethernet controller found in the Armada 370, 380 and 385 SoCs don't
> support TCP/IP checksumming with frame sizes larger than 1600 bytes.
> 
> This patch fixes the issue by disabling the features NETIF_F_IP_CSUM and
> NETIF_F_TSO for the Armada 370 and compatibles SoCs when the MTU is set
> to a value greater than 1600 bytes.
> 
> Signed-off-by: Simon Guinot <simon.guinot@sequanux.org>
> Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network unit")
> Cc: <stable@vger.kernel.org> # v3.8+
> ---
>  drivers/net/ethernet/marvell/mvneta.c | 26 +++++++++++++++++++++++++-
>  1 file changed, 25 insertions(+), 1 deletion(-)

Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

WARNING: multiple messages have this Message-ID (diff)
From: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
To: Simon Guinot <simon.guinot@sequanux.org>
Cc: "David S. Miller" <davem@davemloft.net>,
	Jason Cooper <jason@lakedaemon.net>, Andrew Lunn <andrew@lunn.ch>,
	Gregory Clement <gregory.clement@free-electrons.com>,
	Sebastian Hesselbarth <sebastian.hesselbarth@gmail.com>,
	netdev@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
	Vincent Donnefort <vdonnefort@gmail.com>,
	<stable@vger.kernel.org>
Subject: Re: [PATCH v4 3/3] net: mvneta: disable IP checksum with jumbo frames for Armada 370
Date: Tue, 30 Jun 2015 16:26:19 +0200	[thread overview]
Message-ID: <20150630162619.7b7cd078@free-electrons.com> (raw)
In-Reply-To: <1435674022-13295-4-git-send-email-simon.guinot@sequanux.org>

Dear Simon Guinot,

On Tue, 30 Jun 2015 16:20:22 +0200, Simon Guinot wrote:
> The Ethernet controller found in the Armada 370, 380 and 385 SoCs don't
> support TCP/IP checksumming with frame sizes larger than 1600 bytes.
> 
> This patch fixes the issue by disabling the features NETIF_F_IP_CSUM and
> NETIF_F_TSO for the Armada 370 and compatibles SoCs when the MTU is set
> to a value greater than 1600 bytes.
> 
> Signed-off-by: Simon Guinot <simon.guinot@sequanux.org>
> Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network unit")
> Cc: <stable@vger.kernel.org> # v3.8+
> ---
>  drivers/net/ethernet/marvell/mvneta.c | 26 +++++++++++++++++++++++++-
>  1 file changed, 25 insertions(+), 1 deletion(-)

Acked-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

Thanks,

Thomas
-- 
Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering
http://free-electrons.com

  reply	other threads:[~2015-06-30 14:26 UTC|newest]

Thread overview: 16+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2015-06-30 14:20 [PATCH v4 0/3] Fix Ethernet jumbo frames support for Armada 370 and 38x Simon Guinot
2015-06-30 14:20 ` Simon Guinot
2015-06-30 14:20 ` [PATCH v4 1/3] net: mvneta: introduce compatible string "marvell, armada-xp-neta" Simon Guinot
2015-06-30 14:20   ` [PATCH v4 1/3] net: mvneta: introduce compatible string "marvell,armada-xp-neta" Simon Guinot
2015-06-30 14:22   ` Thomas Petazzoni
2015-06-30 14:22     ` Thomas Petazzoni
2015-06-30 14:20 ` [PATCH v4 2/3] ARM: mvebu: update Ethernet compatible string for Armada XP Simon Guinot
2015-06-30 14:20   ` Simon Guinot
2015-06-30 14:23   ` Thomas Petazzoni
2015-06-30 14:23     ` Thomas Petazzoni
2015-06-30 14:20 ` [PATCH v4 3/3] net: mvneta: disable IP checksum with jumbo frames for Armada 370 Simon Guinot
2015-06-30 14:20   ` Simon Guinot
2015-06-30 14:26   ` Thomas Petazzoni [this message]
2015-06-30 14:26     ` Thomas Petazzoni
2015-06-30 16:37 ` [PATCH v4 0/3] Fix Ethernet jumbo frames support for Armada 370 and 38x David Miller
2015-06-30 16:37   ` David Miller

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