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Date:	Mon, 17 Feb 2014 16:35:49 +0800
From:	Ding Tianhong <dingtianhong@...wei.com>
To:	<fubar@...ibm.com>, <vfalico@...hat.com>, <andy@...yhouse.net>
CC:	<cwang@...pensource.com>, <jiri@...nulli.us>,
	<thomas@...nzmann.de>, <eric.dumazet@...il.com>,
	<sfeldma@...ulusnetworks.com>, <davem@...emloft.net>,
	<netdev@...r.kernel.org>
Subject: [PATCH net-next 1/3] bonding: add bond_set_slave_state/flags()

The new function could change the slave state and flags, then call
rtmsg_ifinfo() according to the input parameters notify.

Cc: Jay Vosburgh <fubar@...ibm.com>
Cc: Veaceslav Falico <vfalico@...hat.com>
Cc: Andy Gospodarek <andy@...yhouse.net>
Signed-off-by: Ding Tianhong <dingtianhong@...wei.com>
---
 drivers/net/bonding/bonding.h | 26 ++++++++++++++++++++++++++
 1 file changed, 26 insertions(+)

diff --git a/drivers/net/bonding/bonding.h b/drivers/net/bonding/bonding.h
index 86ccfb9..d210124 100644
--- a/drivers/net/bonding/bonding.h
+++ b/drivers/net/bonding/bonding.h
@@ -303,6 +303,18 @@ static inline void bond_set_backup_slave(struct slave *slave)
 	}
 }
 
+static inline void bond_set_slave_state(struct slave *slave,
+					int slave_state, bool notify)
+{
+	if (slave->backup != slave_state)
+		slave->backup = slave_state;
+	else
+		return;
+
+	if (notify)
+		rtmsg_ifinfo(RTM_NEWLINK, slave->dev, 0, GFP_KERNEL);
+}
+
 static inline void bond_slave_state_change(struct bonding *bond)
 {
 	struct list_head *iter;
@@ -408,6 +420,20 @@ static inline void bond_set_slave_active_flags(struct slave *slave)
 	slave->inactive = 0;
 }
 
+static inline void bond_set_slave_flags(struct slave *slave,
+					int state, bool notify)
+
+{
+	if (state == BOND_STATE_ACTIVE) {
+		bond_set_slave_state(slave, state, notify);
+		slave->inactive = 0;
+	} else if (state == BOND_STATE_BACKUP && !bond_is_lb(slave->bond)) {
+		bond_set_slave_state(slave, state, notify);
+		if (!slave->bond->params.all_slaves_active)
+			slave->inactive = 1;
+	}
+}
+
 static inline bool bond_is_slave_inactive(struct slave *slave)
 {
 	return slave->inactive;
-- 
1.8.0


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