netdev - [PATCH] bonding: Added Net Poll Support

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Message-ID: <97949e3e0806131808k345d62f6idd9c1d3916a93e16@mail.gmail.com>
Date:	Fri, 13 Jun 2008 18:08:40 -0700
From:	"Laurent Chavey" <chavey@...gle.com>
To:	davem@...emloft.net
Cc:	ubar@...ibm.com, netdev@...r.kernel.org,
	bonding-devel@...ts.sourceforge.net
Subject: [PATCH] bonding: Added Net Poll Support

Adding poll_controller support to bonding driver. Need by netdump.

Signed-off-by: Laurent Chavey <chavey@...gle.com>

--- linux-2.6.25.org/drivers/net/bonding/bond_main.c    2008-04-16
19:49:44.000000000 -0700
+++ linux-2.6.25/drivers/net/bonding/bond_main.c        2008-06-13
18:00:08.000000000 -0700
@@ -5030,4 +5030,3 @@
  *  tab-width: 8
  * End:
  */
-
[chavey@...vey]%diff -Naur
linux-2.6.25.org/drivers/net/bonding/bond_main.c
linux-2.6.25/drivers/net/bonding/bond_main.c
--- linux-2.6.25.org/drivers/net/bonding/bond_main.c    2008-04-16
19:49:44.000000000 -0700
+++ linux-2.6.25/drivers/net/bonding/bond_main.c        2008-06-13
18:03:48.000000000 -0700
@@ -3659,6 +3659,26 @@

 /*-------------------------- Device entry points ----------------------------*/

+#ifdef CONFIG_NET_POLL_CONTROLLER
+static void bond_poll_controller(struct net_device *dev)
+{
+       struct bonding *bond = netdev_priv(dev);
+       struct slave *curr = NULL;
+       int i = 0;
+
+       read_lock(&bond->lock);
+       bond_for_each_slave(bond, curr, i) {
+               if ( IS_UP(curr->dev) ) {
+                       if (curr->dev->poll_controller) {
+                               curr->dev->poll_controller(curr->dev);
+                       }
+                       break;
+               }
+       }
+       read_unlock(&bond->lock);
+}
+#endif
+
 static int bond_open(struct net_device *bond_dev)
 {
        struct bonding *bond = bond_dev->priv;
@@ -4435,6 +4455,9 @@
        bond_dev->change_mtu = bond_change_mtu;
        bond_dev->set_mac_address = bond_set_mac_address;
        bond_dev->validate_addr = NULL;
+#ifdef CONFIG_NET_POLL_CONTROLLER
+       bond_dev->poll_controller = bond_poll_controller;
+#endif

        bond_set_mode_ops(bond, bond->params.mode);
--
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