diff options
| -rw-r--r-- | include/linux/mroute_base.h | 17 | ||||
| -rw-r--r-- | net/ipv4/ipmr.c | 27 | ||||
| -rw-r--r-- | net/ipv4/ipmr_base.c | 27 | ||||
| -rw-r--r-- | net/ipv6/ip6mr.c | 30 |
4 files changed, 64 insertions, 37 deletions
diff --git a/include/linux/mroute_base.h b/include/linux/mroute_base.h index 1cc944a14df5..805305722803 100644 --- a/include/linux/mroute_base.h +++ b/include/linux/mroute_base.h @@ -85,6 +85,13 @@ void vif_device_init(struct vif_device *v, unsigned char threshold, unsigned short flags, unsigned short get_iflink_mask); + +struct mr_table * +mr_table_alloc(struct net *net, u32 id, + const struct rhashtable_params *rht_params, + void (*expire_func)(struct timer_list *t), + void (*table_set)(struct mr_table *mrt, + struct net *net)); #else static inline void vif_device_init(struct vif_device *v, struct net_device *dev, @@ -94,5 +101,15 @@ static inline void vif_device_init(struct vif_device *v, unsigned short get_iflink_mask) { } + +static inline struct mr_table * +mr_table_alloc(struct net *net, u32 id, + const struct rhashtable_params *rht_params, + void (*expire_func)(struct timer_list *t), + void (*table_set)(struct mr_table *mrt, + struct net *net)) +{ + return NULL; +} #endif #endif diff --git a/net/ipv4/ipmr.c b/net/ipv4/ipmr.c index a1bf0020cad1..f213933db177 100644 --- a/net/ipv4/ipmr.c +++ b/net/ipv4/ipmr.c @@ -352,6 +352,14 @@ static const struct rhashtable_params ipmr_rht_params = { .automatic_shrinking = true, }; +static void ipmr_new_table_set(struct mr_table *mrt, + struct net *net) +{ +#ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES + list_add_tail_rcu(&mrt->list, &net->ipv4.mr_tables); +#endif +} + static struct mr_table *ipmr_new_table(struct net *net, u32 id) { struct mr_table *mrt; @@ -364,23 +372,8 @@ static struct mr_table *ipmr_new_table(struct net *net, u32 id) if (mrt) return mrt; - mrt = kzalloc(sizeof(*mrt), GFP_KERNEL); - if (!mrt) - return ERR_PTR(-ENOMEM); - write_pnet(&mrt->net, net); - mrt->id = id; - - rhltable_init(&mrt->mfc_hash, &ipmr_rht_params); - INIT_LIST_HEAD(&mrt->mfc_cache_list); - INIT_LIST_HEAD(&mrt->mfc_unres_queue); - - timer_setup(&mrt->ipmr_expire_timer, ipmr_expire_process, 0); - - mrt->mroute_reg_vif_num = -1; -#ifdef CONFIG_IP_MROUTE_MULTIPLE_TABLES - list_add_tail_rcu(&mrt->list, &net->ipv4.mr_tables); -#endif - return mrt; + return mr_table_alloc(net, id, &ipmr_rht_params, + ipmr_expire_process, ipmr_new_table_set); } static void ipmr_free_table(struct mr_table *mrt) diff --git a/net/ipv4/ipmr_base.c b/net/ipv4/ipmr_base.c index 22758f848344..3e21a5806d0e 100644 --- a/net/ipv4/ipmr_base.c +++ b/net/ipv4/ipmr_base.c @@ -26,3 +26,30 @@ void vif_device_init(struct vif_device *v, v->link = dev->ifindex; } EXPORT_SYMBOL(vif_device_init); + +struct mr_table * +mr_table_alloc(struct net *net, u32 id, + const struct rhashtable_params *rht_params, + void (*expire_func)(struct timer_list *t), + void (*table_set)(struct mr_table *mrt, + struct net *net)) +{ + struct mr_table *mrt; + + mrt = kzalloc(sizeof(*mrt), GFP_KERNEL); + if (!mrt) + return NULL; + mrt->id = id; + write_pnet(&mrt->net, net); + + rhltable_init(&mrt->mfc_hash, rht_params); + INIT_LIST_HEAD(&mrt->mfc_cache_list); + INIT_LIST_HEAD(&mrt->mfc_unres_queue); + + timer_setup(&mrt->ipmr_expire_timer, expire_func, 0); + + mrt->mroute_reg_vif_num = -1; + table_set(mrt, net); + return mrt; +} +EXPORT_SYMBOL(mr_table_alloc); diff --git a/net/ipv6/ip6mr.c b/net/ipv6/ip6mr.c index adbb826ca8fd..d50852882966 100644 --- a/net/ipv6/ip6mr.c +++ b/net/ipv6/ip6mr.c @@ -31,7 +31,6 @@ #include <linux/proc_fs.h> #include <linux/seq_file.h> #include <linux/init.h> -#include <linux/slab.h> #include <linux/compat.h> #include <net/protocol.h> #include <linux/skbuff.h> @@ -295,6 +294,14 @@ static const struct rhashtable_params ip6mr_rht_params = { .automatic_shrinking = true, }; +static void ip6mr_new_table_set(struct mr_table *mrt, + struct net *net) +{ +#ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES + list_add_tail_rcu(&mrt->list, &net->ipv6.mr6_tables); +#endif +} + static struct mr_table *ip6mr_new_table(struct net *net, u32 id) { struct mr_table *mrt; @@ -303,25 +310,8 @@ static struct mr_table *ip6mr_new_table(struct net *net, u32 id) if (mrt) return mrt; - mrt = kzalloc(sizeof(*mrt), GFP_KERNEL); - if (!mrt) - return NULL; - mrt->id = id; - write_pnet(&mrt->net, net); - - rhltable_init(&mrt->mfc_hash, &ip6mr_rht_params); - INIT_LIST_HEAD(&mrt->mfc_cache_list); - INIT_LIST_HEAD(&mrt->mfc_unres_queue); - - timer_setup(&mrt->ipmr_expire_timer, ipmr_expire_process, 0); - -#ifdef CONFIG_IPV6_PIMSM_V2 - mrt->mroute_reg_vif_num = -1; -#endif -#ifdef CONFIG_IPV6_MROUTE_MULTIPLE_TABLES - list_add_tail_rcu(&mrt->list, &net->ipv6.mr6_tables); -#endif - return mrt; + return mr_table_alloc(net, id, &ip6mr_rht_params, + ipmr_expire_process, ip6mr_new_table_set); } static void ip6mr_free_table(struct mr_table *mrt) |