lists.openwall.net   lists  /  announce  owl-users  owl-dev  john-users  john-dev  passwdqc-users  yescrypt  popa3d-users  /  oss-security  kernel-hardening  musl  sabotage  tlsify  passwords  /  crypt-dev  xvendor  /  Bugtraq  Full-Disclosure  linux-kernel  linux-netdev  linux-ext4  linux-hardening  linux-cve-announce  PHC 
Open Source and information security mailing list archives
 
Hash Suite for Android: free password hash cracker in your pocket
[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Date:	Wed, 20 Oct 2010 16:56:08 -0700
From:	Jesse Gross <jesse@...ira.com>
To:	David Miller <davem@...emloft.net>
Cc:	netdev@...r.kernel.org
Subject: [PATCH v2 08/14] bridge: Add support for TX vlan offload.

If some of the underlying devices support it, enable vlan offload on
transmit for bridge devices.  This allows senders to take advantage of the
hardware support, similar to other forms of acceleration.

Signed-off-by: Jesse Gross <jesse@...ira.com>
---
 net/bridge/br_device.c |    8 +++++++-
 1 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/net/bridge/br_device.c b/net/bridge/br_device.c
index cf09fe5..17cb0b6 100644
--- a/net/bridge/br_device.c
+++ b/net/bridge/br_device.c
@@ -212,6 +212,11 @@ static int br_set_tx_csum(struct net_device *dev, u32 data)
 	return 0;
 }
 
+static int br_set_flags(struct net_device *netdev, u32 data)
+{
+	return ethtool_op_set_flags(netdev, data, ETH_FLAG_TXVLAN);
+}
+
 #ifdef CONFIG_NET_POLL_CONTROLLER
 static void br_poll_controller(struct net_device *br_dev)
 {
@@ -304,6 +309,7 @@ static const struct ethtool_ops br_ethtool_ops = {
 	.get_ufo	= ethtool_op_get_ufo,
 	.set_ufo	= ethtool_op_set_ufo,
 	.get_flags	= ethtool_op_get_flags,
+	.set_flags	= br_set_flags,
 };
 
 static const struct net_device_ops br_netdev_ops = {
@@ -343,5 +349,5 @@ void br_dev_setup(struct net_device *dev)
 
 	dev->features = NETIF_F_SG | NETIF_F_FRAGLIST | NETIF_F_HIGHDMA |
 			NETIF_F_GSO_MASK | NETIF_F_NO_CSUM | NETIF_F_LLTX |
-			NETIF_F_NETNS_LOCAL | NETIF_F_GSO;
+			NETIF_F_NETNS_LOCAL | NETIF_F_GSO | NETIF_F_HW_VLAN_TX;
 }
-- 
1.7.1

--
To unsubscribe from this list: send the line "unsubscribe netdev" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html

Powered by blists - more mailing lists