diff options
| -rw-r--r-- | include/linux/mroute.h | 8 | ||||
| -rw-r--r-- | include/linux/mroute_base.h | 53 | ||||
| -rw-r--r-- | net/ipv4/ipmr.c | 31 |
3 files changed, 58 insertions, 34 deletions
diff --git a/include/linux/mroute.h b/include/linux/mroute.h index 7ed82e4f11b3..3f70a04a5879 100644 --- a/include/linux/mroute.h +++ b/include/linux/mroute.h @@ -55,14 +55,6 @@ static inline bool ipmr_rule_default(const struct fib_rule *rule) } #endif -struct vif_entry_notifier_info { - struct fib_notifier_info info; - struct net_device *dev; - vifi_t vif_index; - unsigned short vif_flags; - u32 tb_id; -}; - #define VIFF_STATIC 0x8000 struct mfc_cache_cmp_arg { diff --git a/include/linux/mroute_base.h b/include/linux/mroute_base.h index c2560cb50f1d..23326f5402f3 100644 --- a/include/linux/mroute_base.h +++ b/include/linux/mroute_base.h @@ -6,6 +6,7 @@ #include <linux/spinlock.h> #include <net/net_namespace.h> #include <net/sock.h> +#include <net/fib_notifier.h> /** * struct vif_device - interface representor for multicast routing @@ -36,6 +37,58 @@ struct vif_device { __be32 local, remote; }; +struct vif_entry_notifier_info { + struct fib_notifier_info info; + struct net_device *dev; + unsigned short vif_index; + unsigned short vif_flags; + u32 tb_id; +}; + +static inline int mr_call_vif_notifier(struct notifier_block *nb, + struct net *net, + unsigned short family, + enum fib_event_type event_type, + struct vif_device *vif, + unsigned short vif_index, u32 tb_id) +{ + struct vif_entry_notifier_info info = { + .info = { + .family = family, + .net = net, + }, + .dev = vif->dev, + .vif_index = vif_index, + .vif_flags = vif->flags, + .tb_id = tb_id, + }; + + return call_fib_notifier(nb, net, event_type, &info.info); +} + +static inline int mr_call_vif_notifiers(struct net *net, + unsigned short family, + enum fib_event_type event_type, + struct vif_device *vif, + unsigned short vif_index, u32 tb_id, + unsigned int *ipmr_seq) +{ + struct vif_entry_notifier_info info = { + .info = { + .family = family, + .net = net, + }, + .dev = vif->dev, + .vif_index = vif_index, + .vif_flags = vif->flags, + .tb_id = tb_id, + }; + + ASSERT_RTNL(); + (*ipmr_seq)++; + return call_fib_notifiers(net, event_type, &info.info); +} + #ifndef MAXVIFS /* This one is nasty; value is defined in uapi using different symbols for * mroute and morute6 but both map into same 32. diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index f6be5db16da2..bb1a0655f8e4 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -650,18 +650,8 @@ static int call_ipmr_vif_entry_notifier(struct notifier_block *nb, struct vif_device *vif, vifi_t vif_index, u32 tb_id) { - struct vif_entry_notifier_info info = { - .info = { - .family = RTNL_FAMILY_IPMR, - .net = net, - }, - .dev = vif->dev, - .vif_index = vif_index, - .vif_flags = vif->flags, - .tb_id = tb_id, - }; - - return call_fib_notifier(nb, net, event_type, &info.info); + return mr_call_vif_notifier(nb, net, RTNL_FAMILY_IPMR, event_type, + vif, vif_index, tb_id); } static int call_ipmr_vif_entry_notifiers(struct net *net, @@ -669,20 +659,9 @@ static int call_ipmr_vif_entry_notifiers(struct net *net, struct vif_device *vif, vifi_t vif_index, u32 tb_id) { - struct vif_entry_notifier_info info = { - .info = { - .family = RTNL_FAMILY_IPMR, - .net = net, - }, - .dev = vif->dev, - .vif_index = vif_index, - .vif_flags = vif->flags, - .tb_id = tb_id, - }; - - ASSERT_RTNL(); - net->ipv4.ipmr_seq++; - return call_fib_notifiers(net, event_type, &info.info); + return mr_call_vif_notifiers(net, RTNL_FAMILY_IPMR, event_type, + vif, vif_index, tb_id, + &net->ipv4.ipmr_seq); } static int call_ipmr_mfc_entry_notifier(struct notifier_block *nb, |