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Date: Thu, 20 Mar 2008 14:54:56 -0700
From: Andrew Morton <akpm@linux-foundation.org>
To: Thomas Klein <osstklei@de.ibm.com>
Subject: Re: [PATCH] ehea: Fix IPv6 support
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On Wed, 19 Mar 2008 13:55:43 +0100
Thomas Klein <osstklei@de.ibm.com> wrote:

> Indicate that HEA calculates IPv4 checksums only
> 
> Signed-off-by: Thomas Klein <tklein@de.ibm.com>
> 
> ---
> diff -Nurp -X dontdiff linux-2.6.25-rc6/drivers/net/ehea/ehea.h patched_kernel/drivers/net/ehea/ehea.h
> --- linux-2.6.25-rc6/drivers/net/ehea/ehea.h	2008-03-17 00:32:14.000000000 +0100
> +++ patched_kernel/drivers/net/ehea/ehea.h	2008-03-19 08:58:07.000000000 +0100
> @@ -40,7 +40,7 @@
>  #include <asm/io.h>
>  
>  #define DRV_NAME	"ehea"
> -#define DRV_VERSION	"EHEA_0087"
> +#define DRV_VERSION	"EHEA_0089"
>  
>  /* eHEA capability flags */
>  #define DLPAR_PORT_ADD_REM 1
> diff -Nurp -X dontdiff linux-2.6.25-rc6/drivers/net/ehea/ehea_main.c patched_kernel/drivers/net/ehea/ehea_main.c
> --- linux-2.6.25-rc6/drivers/net/ehea/ehea_main.c	2008-03-17 00:32:14.000000000 +0100
> +++ patched_kernel/drivers/net/ehea/ehea_main.c	2008-03-19 08:58:07.000000000 +0100
> @@ -3108,7 +3108,7 @@ struct ehea_port *ehea_setup_single_port
>  	dev->vlan_rx_add_vid = ehea_vlan_rx_add_vid;
>  	dev->vlan_rx_kill_vid = ehea_vlan_rx_kill_vid;
>  	dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_TSO
> -		      | NETIF_F_HIGHDMA | NETIF_F_HW_CSUM | NETIF_F_HW_VLAN_TX
> +		      | NETIF_F_HIGHDMA | NETIF_F_IP_CSUM | NETIF_F_HW_VLAN_TX
>  		      | NETIF_F_HW_VLAN_RX | NETIF_F_HW_VLAN_FILTER
>  		      | NETIF_F_LLTX;
>  	dev->tx_timeout = &ehea_tx_watchdog;

That looks like a pretty significant fix to me?  Should it be backported to
2.6.24.x?