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authordingtianhong <dingtianhong@huawei.com>2013-12-13 10:19:55 +0800
committerDavid S. Miller <davem@davemloft.net>2013-12-14 01:58:02 -0500
commite001bfad913bf119fb67c1e8dd2d4ec1f5d392fa (patch)
treefe08e42121a1b5e9bf173af18c04e78c884cc5bf /include/linux/netdevice.h
parent2e52f4fe3655c7a2311070c6713f7feabc75486c (diff)
bonding: create bond_first_slave_rcu()
The bond_first_slave_rcu() will be used to instead of bond_first_slave() in rcu_read_lock(). According to the Jay Vosburgh's suggestion, the struct netdev_adjacent should hide from users who wanted to use it directly. so I package a new function to get the first slave of the bond. Suggested-by: Nikolay Aleksandrov <nikolay@redhat.com> Suggested-by: Jay Vosburgh <fubar@us.ibm.com> Suggested-by: Veaceslav Falico <vfalico@redhat.com> Signed-off-by: Ding Tianhong <dingtianhong@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'include/linux/netdevice.h')
-rw-r--r--include/linux/netdevice.h1
1 files changed, 1 insertions, 0 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 5260d2eae2e..2c74d20dad3 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2907,6 +2907,7 @@ void *netdev_lower_get_next_private_rcu(struct net_device *dev,
priv = netdev_lower_get_next_private_rcu(dev, &(iter)))
void *netdev_adjacent_get_private(struct list_head *adj_list);
+void *netdev_lower_get_first_private_rcu(struct net_device *dev);
struct net_device *netdev_master_upper_dev_get(struct net_device *dev);
struct net_device *netdev_master_upper_dev_get_rcu(struct net_device *dev);
int netdev_upper_dev_link(struct net_device *dev, struct net_device *upper_dev);