netdev - [PATCH] bonding: fire NETDEV_RELEASE event only on 0 slaves

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Message-Id: <1362589832-9526-1-git-send-email-vfalico@redhat.com>
Date:	Wed,  6 Mar 2013 18:10:32 +0100
From:	Veaceslav Falico <vfalico@...hat.com>
To:	netdev@...r.kernel.org
Cc:	nhorman@...driver.com, fubar@...ibm.com, andy@...yhouse.net
Subject: [PATCH] bonding: fire NETDEV_RELEASE event only on 0 slaves

Currently, if we set up netconsole over bonding and release a slave,
netconsole will stop logging on the whole bonding device. Change the
behavior to stop the netconsole only when the last slave is released.

Signed-off-by: Veaceslav Falico <vfalico@...hat.com>
---
 drivers/net/bonding/bond_main.c |    5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index 7bd068a..8b4e96e 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1964,7 +1964,6 @@ static int __bond_release_one(struct net_device *bond_dev,
 	}
 
 	block_netpoll_tx();
-	call_netdevice_notifiers(NETDEV_RELEASE, bond_dev);
 	write_lock_bh(&bond->lock);
 
 	slave = bond_get_slave_by_dev(bond, slave_dev);
@@ -2066,8 +2065,10 @@ static int __bond_release_one(struct net_device *bond_dev,
 	write_unlock_bh(&bond->lock);
 	unblock_netpoll_tx();
 
-	if (bond->slave_cnt == 0)
+	if (bond->slave_cnt == 0) {
 		call_netdevice_notifiers(NETDEV_CHANGEADDR, bond->dev);
+		call_netdevice_notifiers(NETDEV_RELEASE, bond->dev);
+	}
 
 	bond_compute_features(bond);
 	if (!(bond_dev->features & NETIF_F_VLAN_CHALLENGED) &&
-- 
1.7.1

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