~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

TOMOYO Linux Cross Reference
Linux/include/linux/rtnetlink.h

Version: ~ [ linux-5.6-rc1 ] ~ [ linux-5.5.2 ] ~ [ linux-5.4.17 ] ~ [ linux-5.3.18 ] ~ [ linux-5.2.21 ] ~ [ linux-5.1.21 ] ~ [ linux-5.0.21 ] ~ [ linux-4.20.17 ] ~ [ linux-4.19.102 ] ~ [ linux-4.18.20 ] ~ [ linux-4.17.19 ] ~ [ linux-4.16.18 ] ~ [ linux-4.15.18 ] ~ [ linux-4.14.170 ] ~ [ linux-4.13.16 ] ~ [ linux-4.12.14 ] ~ [ linux-4.11.12 ] ~ [ linux-4.10.17 ] ~ [ linux-4.9.213 ] ~ [ linux-4.8.17 ] ~ [ linux-4.7.10 ] ~ [ linux-4.6.7 ] ~ [ linux-4.5.7 ] ~ [ linux-4.4.213 ] ~ [ linux-4.3.6 ] ~ [ linux-4.2.8 ] ~ [ linux-4.1.52 ] ~ [ linux-4.0.9 ] ~ [ linux-3.19.8 ] ~ [ linux-3.18.140 ] ~ [ linux-3.17.8 ] ~ [ linux-3.16.81 ] ~ [ linux-3.15.10 ] ~ [ linux-3.14.79 ] ~ [ linux-3.13.11 ] ~ [ linux-3.12.74 ] ~ [ linux-3.11.10 ] ~ [ linux-3.10.108 ] ~ [ linux-3.9.11 ] ~ [ linux-3.8.13 ] ~ [ linux-3.7.10 ] ~ [ linux-3.6.11 ] ~ [ linux-3.5.7 ] ~ [ linux-3.4.113 ] ~ [ linux-3.3.8 ] ~ [ linux-3.2.102 ] ~ [ linux-3.1.10 ] ~ [ linux-3.0.101 ] ~ [ linux-2.6.32.71 ] ~ [ linux-2.6.0 ] ~ [ linux-2.4.37.11 ] ~ [ unix-v6-master ] ~ [ ccs-tools-1.8.5 ] ~ [ policy-sample ] ~
Architecture: ~ [ i386 ] ~ [ alpha ] ~ [ m68k ] ~ [ mips ] ~ [ ppc ] ~ [ sparc ] ~ [ sparc64 ] ~

  1 #ifndef __LINUX_RTNETLINK_H
  2 #define __LINUX_RTNETLINK_H
  3 
  4 
  5 #include <linux/mutex.h>
  6 #include <linux/netdevice.h>
  7 #include <linux/wait.h>
  8 #include <uapi/linux/rtnetlink.h>
  9 
 10 extern int rtnetlink_send(struct sk_buff *skb, struct net *net, u32 pid, u32 group, int echo);
 11 extern int rtnl_unicast(struct sk_buff *skb, struct net *net, u32 pid);
 12 extern void rtnl_notify(struct sk_buff *skb, struct net *net, u32 pid,
 13                         u32 group, struct nlmsghdr *nlh, gfp_t flags);
 14 extern void rtnl_set_sk_err(struct net *net, u32 group, int error);
 15 extern int rtnetlink_put_metrics(struct sk_buff *skb, u32 *metrics);
 16 extern int rtnl_put_cacheinfo(struct sk_buff *skb, struct dst_entry *dst,
 17                               u32 id, long expires, u32 error);
 18 
 19 void rtmsg_ifinfo(int type, struct net_device *dev, unsigned change, gfp_t flags);
 20 
 21 /* RTNL is used as a global lock for all changes to network configuration  */
 22 extern void rtnl_lock(void);
 23 extern void rtnl_unlock(void);
 24 extern int rtnl_trylock(void);
 25 extern int rtnl_is_locked(void);
 26 
 27 extern wait_queue_head_t netdev_unregistering_wq;
 28 extern struct mutex net_mutex;
 29 
 30 #ifdef CONFIG_PROVE_LOCKING
 31 extern int lockdep_rtnl_is_held(void);
 32 #else
 33 static inline int lockdep_rtnl_is_held(void)
 34 {
 35         return 1;
 36 }
 37 #endif /* #ifdef CONFIG_PROVE_LOCKING */
 38 
 39 /**
 40  * rcu_dereference_rtnl - rcu_dereference with debug checking
 41  * @p: The pointer to read, prior to dereferencing
 42  *
 43  * Do an rcu_dereference(p), but check caller either holds rcu_read_lock()
 44  * or RTNL. Note : Please prefer rtnl_dereference() or rcu_dereference()
 45  */
 46 #define rcu_dereference_rtnl(p)                                 \
 47         rcu_dereference_check(p, lockdep_rtnl_is_held())
 48 
 49 /**
 50  * rtnl_dereference - fetch RCU pointer when updates are prevented by RTNL
 51  * @p: The pointer to read, prior to dereferencing
 52  *
 53  * Return the value of the specified RCU-protected pointer, but omit
 54  * both the smp_read_barrier_depends() and the ACCESS_ONCE(), because
 55  * caller holds RTNL.
 56  */
 57 #define rtnl_dereference(p)                                     \
 58         rcu_dereference_protected(p, lockdep_rtnl_is_held())
 59 
 60 static inline struct netdev_queue *dev_ingress_queue(struct net_device *dev)
 61 {
 62         return rtnl_dereference(dev->ingress_queue);
 63 }
 64 
 65 extern struct netdev_queue *dev_ingress_queue_create(struct net_device *dev);
 66 
 67 extern void rtnetlink_init(void);
 68 extern void __rtnl_unlock(void);
 69 
 70 #define ASSERT_RTNL() do { \
 71         if (unlikely(!rtnl_is_locked())) { \
 72                 printk(KERN_ERR "RTNL: assertion failed at %s (%d)\n", \
 73                        __FILE__,  __LINE__); \
 74                 dump_stack(); \
 75         } \
 76 } while(0)
 77 
 78 extern int ndo_dflt_fdb_dump(struct sk_buff *skb,
 79                              struct netlink_callback *cb,
 80                              struct net_device *dev,
 81                              int idx);
 82 extern int ndo_dflt_fdb_add(struct ndmsg *ndm,
 83                             struct nlattr *tb[],
 84                             struct net_device *dev,
 85                             const unsigned char *addr,
 86                              u16 flags);
 87 extern int ndo_dflt_fdb_del(struct ndmsg *ndm,
 88                             struct nlattr *tb[],
 89                             struct net_device *dev,
 90                             const unsigned char *addr);
 91 
 92 extern int ndo_dflt_bridge_getlink(struct sk_buff *skb, u32 pid, u32 seq,
 93                                    struct net_device *dev, u16 mode);
 94 #endif  /* __LINUX_RTNETLINK_H */
 95 

~ [ source navigation ] ~ [ diff markup ] ~ [ identifier search ] ~

kernel.org | git.kernel.org | LWN.net | Project Home | Wiki (Japanese) | Wiki (English) | SVN repository | Mail admin

Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.

osdn.jp