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| author | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-19 00:50:52 +0400 |
|---|---|---|
| committer | Trond Myklebust <Trond.Myklebust@netapp.com> | 2005-10-19 00:50:52 +0400 |
| commit | cff6bf970965c98c62007fc8a36527fd147fe233 (patch) | |
| tree | 2791f2208b54ade86625af416ff5342f11282f0c /include/linux/inetdevice.h | |
| parent | 6cd7525a00f3b926e8bd2e402954ed3e09a8e924 (diff) | |
| parent | 39ca371c45b04cd50d0974030ae051906fc516b6 (diff) | |
| download | linux-cff6bf970965c98c62007fc8a36527fd147fe233.tar.xz | |
Merge /home/trondmy/scm/kernel/git/torvalds/linux-2.6
Diffstat (limited to 'include/linux/inetdevice.h')
| -rw-r--r-- | include/linux/inetdevice.h | 12 |
1 files changed, 10 insertions, 2 deletions
diff --git a/include/linux/inetdevice.h b/include/linux/inetdevice.h index 7e1e15f934f3..fd7af86151b1 100644 --- a/include/linux/inetdevice.h +++ b/include/linux/inetdevice.h @@ -142,13 +142,21 @@ static __inline__ int bad_mask(u32 mask, u32 addr) #define endfor_ifa(in_dev) } +static inline struct in_device *__in_dev_get_rcu(const struct net_device *dev) +{ + struct in_device *in_dev = dev->ip_ptr; + if (in_dev) + in_dev = rcu_dereference(in_dev); + return in_dev; +} + static __inline__ struct in_device * in_dev_get(const struct net_device *dev) { struct in_device *in_dev; rcu_read_lock(); - in_dev = dev->ip_ptr; + in_dev = __in_dev_get_rcu(dev); if (in_dev) atomic_inc(&in_dev->refcnt); rcu_read_unlock(); @@ -156,7 +164,7 @@ in_dev_get(const struct net_device *dev) } static __inline__ struct in_device * -__in_dev_get(const struct net_device *dev) +__in_dev_get_rtnl(const struct net_device *dev) { return (struct in_device*)dev->ip_ptr; } |