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From: Eric Dumazet <eric.dumazet@gmail.com>
To: Brandon Philips <bphilips@suse.de>
Cc: e1000-devel@lists.sourceforge.net, bruce.w.allan@intel.com,
	jesse.brandeburg@intel.com, john.ronciak@intel.com,
	jeffrey.t.kirsher@intel.com, netdev@vger.kernel.org,
	Ben Hutchings <bhutchings@solarflare.com>,
	David Miller <davem@davemloft.net>
Subject: Re: [PATCH] net: enable GRO by default for vlan devices
Date: Thu, 16 Sep 2010 00:28:11 +0200	[thread overview]
Message-ID: <1284589691.2462.85.camel@edumazet-laptop> (raw)
In-Reply-To: <1284588203.2462.81.camel@edumazet-laptop>

Le jeudi 16 septembre 2010 à 00:03 +0200, Eric Dumazet a écrit :
> Le mercredi 15 septembre 2010 à 12:24 -0700, Brandon Philips a écrit :
> > Currently vlan devices don't have GRO by default as none of the Ethernet
> > drivers add NETIF_F_GRO to their vlan_features.
> > 
> > As GRO is a software feature add GRO to dev->vlan_features in
> > register_netdevice() and let vlan_dev_init() take care that it gets
> > enabled only when dev->features has NETIF_F_GRO too.
> > 
> > Signed-off-by: Brandon Philips <bphilips@suse.de>
> > 
> 
> Acked-by: Eric Dumazet <eric.dumazet@gmail.com>
> 

BTW, we have a similar problem for bonding ( GRO is disabled )

# ethtool -K bond0 gro off
# ethtool -K bond0 gro on
Cannot set device GRO settings: Invalid argument

Same for vlans on top of bond0




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  reply	other threads:[~2010-09-15 22:28 UTC|newest]

Thread overview: 22+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2010-09-15  1:50 [PATCH] ixgbe: add GRO to vlan_features Brandon Philips
2010-09-15  4:35 ` David Miller
2010-09-15 16:37   ` [PATCH] vlan: enable GRO if real_dev supports it Brandon Philips
2010-09-15 17:08     ` Eric Dumazet
2010-09-15 17:14       ` David Miller
2010-09-15 17:24         ` Ben Hutchings
2010-09-15 17:29           ` David Miller
2010-09-15 19:24           ` [PATCH] net: enable GRO by default for vlan devices Brandon Philips
2010-09-15 22:03             ` Eric Dumazet
2010-09-15 22:28               ` Eric Dumazet [this message]
2010-09-16  1:16                 ` Stephen Hemminger
2010-09-16  5:51                   ` [E1000-devel] " David Miller
2010-09-16  6:21                     ` Stephen Hemminger
2010-09-16  6:38                       ` David Miller
2010-09-16  6:42                         ` Eric Dumazet
2010-09-16  8:11                           ` [PATCH] ethtool: change ethtool_set_gro() to use ethtool_op_get_rx_csum Eric Dumazet
2010-09-17 18:57                             ` David Miller
2010-09-17 19:25                               ` [PATCH] bonding: enable gro by default Eric Dumazet
2010-09-17 23:54                                 ` David Miller
2010-09-16  5:32               ` [PATCH] net: enable GRO by default for vlan devices David Miller
2010-09-15 18:59       ` [PATCH] vlan: enable GRO if real_dev supports it Brandon Philips
2010-09-15 16:38   ` [PATCH] ixgbe: add GRO to vlan_features Brandon Philips

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