Thread (21 messages) flat view 21 messages, 4 authors, 2014-02-18
STALE4557d

[PATCH v4 net-next 10/12] bonding: remove useless updating of slave->dev->last_rx

From: Veaceslav Falico <hidden>
Date: 2014-02-17 14:46:00
Subsystem: bonding driver, networking drivers, networking [general], the rest · Maintainers: Jay Vosburgh, Andrew Lunn, "David S. Miller", Eric Dumazet, Jakub Kicinski, Paolo Abeni, Linus Torvalds

Now that all the logic is handled via last_arp_rx, we don't need to use
last_rx.

CC: Jay Vosburgh <redacted>
CC: Andy Gospodarek <andy@greyhouse.net>
CC: "David S. Miller" <davem@davemloft.net>
Signed-off-by: Veaceslav Falico <redacted>
---
 drivers/net/bonding/bond_main.c | 3 ---
 include/linux/netdevice.h       | 8 +-------
 2 files changed, 1 insertion(+), 10 deletions(-)
diff --git a/drivers/net/bonding/bond_main.c b/drivers/net/bonding/bond_main.c
index e7aab9a..14e023d 100644
--- a/drivers/net/bonding/bond_main.c
+++ b/drivers/net/bonding/bond_main.c
@@ -1115,9 +1115,6 @@ static rx_handler_result_t bond_handle_frame(struct sk_buff **pskb)
 	slave = bond_slave_get_rcu(skb->dev);
 	bond = slave->bond;
 
-	if (bond->params.arp_interval)
-		slave->dev->last_rx = jiffies;
-
 	recv_probe = ACCESS_ONCE(bond->recv_probe);
 	if (recv_probe) {
 		ret = recv_probe(skb, bond, slave);
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 430c51a..891432a 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -1312,13 +1312,7 @@ struct net_device {
 /*
  * Cache lines mostly used on receive path (including eth_type_trans())
  */
-	unsigned long		last_rx;	/* Time of last Rx
-						 * This should not be set in
-						 * drivers, unless really needed,
-						 * because network stack (bonding)
-						 * use it if/when necessary, to
-						 * avoid dirtying this cache line.
-						 */
+	unsigned long		last_rx;	/* Time of last Rx */
 
 	/* Interface address info used in eth_type_trans() */
 	unsigned char		*dev_addr;	/* hw address, (before bcast
-- 
1.8.4
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