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Date: Fri, 10 Aug 2012 16:14:56 +0800
From: Cong Wang <amwang@...hat.com>
To: netdev@...r.kernel.org
Cc: Cong Wang <amwang@...hat.com>,
"David S. Miller" <davem@...emloft.net>,
Ian Campbell <Ian.Campbell@...rix.com>
Subject: [PATCH 1/2] net: move and rename netif_notify_peers()
I believe net/core/dev.c is a better place for netif_notify_peers(),
because other net event notify functions also stay in this file.
And rename it to netdev_notify_peers().
Cc: David S. Miller <davem@...emloft.net>
Cc: Ian Campbell <Ian.Campbell@...rix.com>
Signed-off-by: Cong Wang <amwang@...hat.com>
---
drivers/net/hyperv/netvsc_drv.c | 2 +-
drivers/net/virtio_net.c | 2 +-
drivers/net/xen-netfront.c | 2 +-
include/linux/netdevice.h | 3 +--
net/core/dev.c | 18 ++++++++++++++++++
net/sched/sch_generic.c | 18 ------------------
6 files changed, 22 insertions(+), 23 deletions(-)
diff --git a/drivers/net/hyperv/netvsc_drv.c b/drivers/net/hyperv/netvsc_drv.c
index 8c5a1c4..e91111a 100644
--- a/drivers/net/hyperv/netvsc_drv.c
+++ b/drivers/net/hyperv/netvsc_drv.c
@@ -400,7 +400,7 @@ static void netvsc_send_garp(struct work_struct *w)
ndev_ctx = container_of(w, struct net_device_context, dwork.work);
net_device = hv_get_drvdata(ndev_ctx->device_ctx);
net = net_device->ndev;
- netif_notify_peers(net);
+ netdev_notify_peers(net);
}
diff --git a/drivers/net/virtio_net.c b/drivers/net/virtio_net.c
index 83d2b0c..81a64c5 100644
--- a/drivers/net/virtio_net.c
+++ b/drivers/net/virtio_net.c
@@ -993,7 +993,7 @@ static void virtnet_config_changed_work(struct work_struct *work)
goto done;
if (v & VIRTIO_NET_S_ANNOUNCE) {
- netif_notify_peers(vi->dev);
+ netdev_notify_peers(vi->dev);
virtnet_ack_link_announce(vi);
}
diff --git a/drivers/net/xen-netfront.c b/drivers/net/xen-netfront.c
index 3089990..39afd37 100644
--- a/drivers/net/xen-netfront.c
+++ b/drivers/net/xen-netfront.c
@@ -1731,7 +1731,7 @@ static void netback_changed(struct xenbus_device *dev,
break;
case XenbusStateConnected:
- netif_notify_peers(netdev);
+ netdev_notify_peers(netdev);
break;
case XenbusStateClosing:
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index a9db4f3..8d4b731 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -2246,8 +2246,6 @@ extern void netif_carrier_on(struct net_device *dev);
extern void netif_carrier_off(struct net_device *dev);
-extern void netif_notify_peers(struct net_device *dev);
-
/**
* netif_dormant_on - mark device as dormant.
* @dev: network device
@@ -2596,6 +2594,7 @@ extern void __dev_set_rx_mode(struct net_device *dev);
extern int dev_set_promiscuity(struct net_device *dev, int inc);
extern int dev_set_allmulti(struct net_device *dev, int inc);
extern void netdev_state_change(struct net_device *dev);
+extern void netdev_notify_peers(struct net_device *dev);
extern int netdev_bonding_change(struct net_device *dev,
unsigned long event);
extern void netdev_features_change(struct net_device *dev);
diff --git a/net/core/dev.c b/net/core/dev.c
index a39354e..1eb9636 100644
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1109,6 +1109,24 @@ void netdev_state_change(struct net_device *dev)
}
EXPORT_SYMBOL(netdev_state_change);
+/**
+ * netdev_notify_peers - notify network peers about existence of @dev
+ * @dev: network device
+ *
+ * Generate traffic such that interested network peers are aware of
+ * @dev, such as by generating a gratuitous ARP. This may be used when
+ * a device wants to inform the rest of the network about some sort of
+ * reconfiguration such as a failover event or virtual machine
+ * migration.
+ */
+void netdev_notify_peers(struct net_device *dev)
+{
+ rtnl_lock();
+ call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, dev);
+ rtnl_unlock();
+}
+EXPORT_SYMBOL(netdev_notify_peers);
+
int netdev_bonding_change(struct net_device *dev, unsigned long event)
{
return call_netdevice_notifiers(event, dev);
diff --git a/net/sched/sch_generic.c b/net/sched/sch_generic.c
index 511323e..6c4d5fe 100644
--- a/net/sched/sch_generic.c
+++ b/net/sched/sch_generic.c
@@ -324,24 +324,6 @@ void netif_carrier_off(struct net_device *dev)
}
EXPORT_SYMBOL(netif_carrier_off);
-/**
- * netif_notify_peers - notify network peers about existence of @dev
- * @dev: network device
- *
- * Generate traffic such that interested network peers are aware of
- * @dev, such as by generating a gratuitous ARP. This may be used when
- * a device wants to inform the rest of the network about some sort of
- * reconfiguration such as a failover event or virtual machine
- * migration.
- */
-void netif_notify_peers(struct net_device *dev)
-{
- rtnl_lock();
- call_netdevice_notifiers(NETDEV_NOTIFY_PEERS, dev);
- rtnl_unlock();
-}
-EXPORT_SYMBOL(netif_notify_peers);
-
/* "NOOP" scheduler: the best scheduler, recommended for all interfaces
under all circumstances. It is difficult to invent anything faster or
cheaper.
--
1.7.7.6
--
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