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From: Neil Horman <nhorman@tuxdriver.com>
To: netdev@vger.kernel.org
Cc: Neil Horman <nhorman@tuxdriver.com>,
	davem@davemloft.net, bhutchings@solarflare.com
Subject: net: enable dynamic lro disabling for vlans (v2)
Date: Tue, 24 May 2011 14:31:07 -0400	[thread overview]
Message-ID: <1306261869-7276-1-git-send-email-nhorman@tuxdriver.com> (raw)
In-Reply-To: <1306257314-3925-1-git-send-email-nhorman@tuxdriver.com>

Noted recently that, while physical devices have lro disabled when
attached to a bridge, vlan devices do not.  This is because the vlan netdev has
no get/set flags method in its ethtool_ops struct. This series teaches
dev_disable_lro to recognize vlan interfaces and operate on the underlying
physical device instead.

Change notes:
v2) Rewrite of my origional solution As per Ben H.- instead of passing ethtool
command from the vlan device to the physical device, instead teach
dev_disable_lro to recognize vlans and operate on the underlying physical device
directly.  This lets us avoid the various oddities of operating with ethtool on
a vlan device, and is more consice to boot.

Signed-off-by: Neil Horman <nhorman@tuxdriver.com>
CC: davem@davemloft.net
CC: bhutchings@solarflare.com




  parent reply	other threads:[~2011-05-24 18:31 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2011-05-24 17:15 net: enable dynamic lro disabling for vlans Neil Horman
2011-05-24 17:15 ` [PATCH 1/2] net: add dev_ethtool_set_flags helper Neil Horman
2011-05-24 17:15 ` [PATCH 2/2] net: add passthrough ethtool commands for get/set flags to vlan dev Neil Horman
2011-05-24 17:22 ` net: enable dynamic lro disabling for vlans Ben Hutchings
2011-05-24 17:54   ` Neil Horman
2011-05-24 18:31 ` Neil Horman [this message]
2011-05-24 18:31   ` [PATCH 1/2] net: move is_vlan_dev into public header file (v2) Neil Horman
2011-05-24 18:36     ` Joe Perches
2011-05-24 19:03       ` Neil Horman
2011-05-25 21:56     ` David Miller
2011-05-24 18:31   ` [PATCH 2/2] net: make dev_disable_lro use physical device if passed a vlan dev (v2) Neil Horman
2011-05-25 21:56     ` David Miller
2011-05-28  3:11     ` Ben Hutchings
2011-05-31  0:06       ` Neil Horman

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