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-rw-r--r--include/linux/netdevice.h24
1 files changed, 15 insertions, 9 deletions
diff --git a/include/linux/netdevice.h b/include/linux/netdevice.h
index 3f39d27decf4..24e88b33a06c 100644
--- a/include/linux/netdevice.h
+++ b/include/linux/netdevice.h
@@ -914,8 +914,7 @@ struct xfrmdev_ops {
*
* int (*ndo_change_mtu)(struct net_device *dev, int new_mtu);
* Called when a user wants to change the Maximum Transfer Unit
- * of a device. If not defined, any request to change MTU will
- * will return an error.
+ * of a device.
*
* void (*ndo_tx_timeout)(struct net_device *dev);
* Callback used when the transmitter has not made any progress
@@ -1433,13 +1432,14 @@ enum netdev_priv_flags {
/**
* struct net_device - The DEVICE structure.
- * Actually, this whole structure is a big mistake. It mixes I/O
- * data with strictly "high-level" data, and it has to know about
- * almost every data structure used in the INET module.
+ *
+ * Actually, this whole structure is a big mistake. It mixes I/O
+ * data with strictly "high-level" data, and it has to know about
+ * almost every data structure used in the INET module.
*
* @name: This is the first field of the "visible" part of this structure
* (i.e. as seen by users in the "Space.c" file). It is the name
- * of the interface.
+ * of the interface.
*
* @name_hlist: Device name hash chain, please keep it close to name[]
* @ifalias: SNMP alias
@@ -1596,8 +1596,8 @@ enum netdev_priv_flags {
* @rtnl_link_state: This enum represents the phases of creating
* a new link
*
- * @destructor: Called from unregister,
- * can be used to call free_netdev
+ * @needs_free_netdev: Should unregister perform free_netdev?
+ * @priv_destructor: Called from unregister
* @npinfo: XXX: need comments on this one
* @nd_net: Network namespace this network device is inside
*
@@ -1858,7 +1858,8 @@ struct net_device {
RTNL_LINK_INITIALIZING,
} rtnl_link_state:16;
- void (*destructor)(struct net_device *dev);
+ bool needs_free_netdev;
+ void (*priv_destructor)(struct net_device *dev);
#ifdef CONFIG_NETPOLL
struct netpoll_info __rcu *npinfo;
@@ -4261,6 +4262,11 @@ static inline const char *netdev_name(const struct net_device *dev)
return dev->name;
}
+static inline bool netdev_unregistering(const struct net_device *dev)
+{
+ return dev->reg_state == NETREG_UNREGISTERING;
+}
+
static inline const char *netdev_reg_state(const struct net_device *dev)
{
switch (dev->reg_state) {