Le vendredi 31 octobre 2014 à 09:50 +0000, Ian Campbell a écrit :
> On Sun, 2014-10-19 at 14:27 +0100, Ian Campbell wrote:
> > > You could inactivate this feature manually with:
> > > ethtool -K eth0 tso off
> > >
> > > I'm in contact with the developer of this feature. Tell me if this
> > > command resolve your problem
> >
> > Excellent, please let us know how you get on (feel free to CC the bug
> > too if you want).
>
> Did you make any progress with the developer?
>
> In the changes to this driver since v3.16 I see
> commit 817dbfa5d1bc276a72c1a577310382008e8aca0a
> Author: Vlad Yasevich <vyasev...@gmail.com>
> Date: Mon Aug 25 10:34:54 2014 -0400
>
> mvneta: Fix TSO and checksum for non-acceleration vlan traffic
>
> which might be potentially interesting, except no one on this bug has
> mentioned VLANs at any point.
>
> I don't see anything else of interest.
>
> Ian.
>
I don't have more information. They seems not to understand why there
are data corrupt with this soc. The only solution at this time is to
inactivate tso or apply this patch, which makes TSO disabled by default:
diff --git a/drivers/net/ethernet/marvell/mv643xx_eth.c
b/drivers/net/ethernet/marvell/mv643xx_eth.c
index 693b5b5..8e6df75 100644
--- a/drivers/net/ethernet/marvell/mv643xx_eth.c
+++ b/drivers/net/ethernet/marvell/mv643xx_eth.c
@@ -3113,11 +3113,11 @@ static int mv643xx_eth_probe(struct
platform_device *pdev)
dev->watchdog_timeo = 2 * HZ;
dev->base_addr = 0;
- dev->features = NETIF_F_SG | NETIF_F_IP_CSUM | NETIF_F_TSO;
+ dev->features = NETIF_F_SG | NETIF_F_IP_CSUM;
dev->vlan_features = dev->features;
dev->features |= NETIF_F_RXCSUM;
- dev->hw_features = dev->features;
+ dev->hw_features = dev->features | NETIF_F_TSO;
dev->priv_flags |= IFF_UNICAST_FLT;
dev->gso_max_segs = MV643XX_MAX_TSO_SEGS;
I CC my contact
Julien D'Ascenzio
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