From 0450243096de90ff51c3a6c605410c5e28d79f8d Mon Sep 17 00:00:00 2001
From: Eric Dumazet <edumazet@google.com>
Date: Wed, 13 Jun 2012 05:30:07 +0000
Subject: [PATCH] bonding: drop_monitor aware
When packets are dropped in TX path, its better to use kfree_skb()
instead of dev_kfree_skb() to give proper drop_monitor events.
Also move the kfree_skb() call after read_unlock() in bond_alb_xmit()
and bond_xmit_activebackup()
Signed-off-by: Eric Dumazet <edumazet@google.com>
Cc: Jay Vosburgh <fubar@us.ibm.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
---
drivers/net/bonding/bond_3ad.c | 2 +-
drivers/net/bonding/bond_alb.c | 6 +++---
drivers/net/bonding/bond_main.c | 18 +++++++++---------
3 files changed, 13 insertions(+), 13 deletions(-)
diff --git a/drivers/net/bonding/bond_3ad.c b/drivers/net/bonding/bond_3ad.c
index 3031e04131141..a030e635f0011 100644
--- a/drivers/net/bonding/bond_3ad.c
+++ b/drivers/net/bonding/bond_3ad.c
@@ -2454,7 +2454,7 @@ int bond_3ad_xmit_xor(struct sk_buff *skb, struct net_device *dev)
out:
if (res) {
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
+ kfree_skb(skb);
}
return NETDEV_TX_OK;
diff --git a/drivers/net/bonding/bond_alb.c b/drivers/net/bonding/bond_alb.c
index ef3791a09ad85..e15cc11edbbe1 100644
--- a/drivers/net/bonding/bond_alb.c
+++ b/drivers/net/bonding/bond_alb.c
@@ -1346,12 +1346,12 @@ int bond_alb_xmit(struct sk_buff *skb, struct net_device *bond_dev)
}
}
+ read_unlock(&bond->curr_slave_lock);
+
if (res) {
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
+ kfree_skb(skb);
}
- read_unlock(&bond->curr_slave_lock);
-
return NETDEV_TX_OK;
}
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index af506321500b9..f5a40b925f5e4 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -3990,7 +3990,7 @@ static int bond_xmit_roundrobin(struct sk_buff *skb, struct net_device *bond_dev
out:
if (res) {
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
+ kfree_skb(skb);
}
return NETDEV_TX_OK;
@@ -4012,11 +4012,11 @@ static int bond_xmit_activebackup(struct sk_buff *skb, struct net_device *bond_d
res = bond_dev_queue_xmit(bond, skb,
bond->curr_active_slave->dev);
+ read_unlock(&bond->curr_slave_lock);
+
if (res)
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
-
- read_unlock(&bond->curr_slave_lock);
+ kfree_skb(skb);
return NETDEV_TX_OK;
}
@@ -4055,7 +4055,7 @@ static int bond_xmit_xor(struct sk_buff *skb, struct net_device *bond_dev)
if (res) {
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
+ kfree_skb(skb);
}
return NETDEV_TX_OK;
@@ -4093,7 +4093,7 @@ static int bond_xmit_broadcast(struct sk_buff *skb, struct net_device *bond_dev)
res = bond_dev_queue_xmit(bond, skb2, tx_dev);
if (res) {
- dev_kfree_skb(skb2);
+ kfree_skb(skb2);
continue;
}
}
@@ -4107,7 +4107,7 @@ static int bond_xmit_broadcast(struct sk_buff *skb, struct net_device *bond_dev)
out:
if (res)
/* no suitable interface, frame not sent */
- dev_kfree_skb(skb);
+ kfree_skb(skb);
/* frame sent to all suitable interfaces */
return NETDEV_TX_OK;
@@ -4213,7 +4213,7 @@ static netdev_tx_t __bond_start_xmit(struct sk_buff *skb, struct net_device *dev
pr_err("%s: Error: Unknown bonding mode %d\n",
dev->name, bond->params.mode);
WARN_ON_ONCE(1);
- dev_kfree_skb(skb);
+ kfree_skb(skb);
return NETDEV_TX_OK;
}
}
@@ -4235,7 +4235,7 @@ static netdev_tx_t bond_start_xmit(struct sk_buff *skb, struct net_device *dev)
if (bond->slave_cnt)
ret = __bond_start_xmit(skb, dev);
else
- dev_kfree_skb(skb);
+ kfree_skb(skb);
read_unlock(&bond->lock);
--
2.39.5