[PATCH v3 3/3] ARM: mvebu: disable IP checksum with jumbo frames for Armada 370

Thomas Petazzoni thomas.petazzoni at free-electrons.com
Tue Jun 30 07:08:29 PDT 2015

Dear Simon Guinot,

On Tue, 30 Jun 2015 16:05:49 +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 at sequanux.org>
> Fixes: c5aff18204da ("net: mvneta: driver for Marvell Armada 370/XP network unit")
> Cc: <stable at vger.kernel.org> # v3.8+

The title of this patch should be:

	net: mvneta: disable IP checksum with jumbo frames for Armada 370

because it is touching the network driver, and not the mvebu ARM core code.


Thomas Petazzoni, CTO, Free Electrons
Embedded Linux, Kernel and Android engineering

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