diff options
Diffstat (limited to 'net/core')
-rw-r--r-- | net/core/dst.c | 17 | ||||
-rw-r--r-- | net/core/rtnetlink.c | 31 |
2 files changed, 43 insertions, 5 deletions
diff --git a/net/core/dst.c b/net/core/dst.c index 980e2fd2f013..137b8d1c7220 100644 --- a/net/core/dst.c +++ b/net/core/dst.c @@ -109,9 +109,6 @@ struct dst_entry *dst_destroy(struct dst_entry * dst) child = xdst->child; } #endif - if (!(dst->flags & DST_NOCOUNT)) - dst_entries_add(dst->ops, -1); - if (dst->ops->destroy) dst->ops->destroy(dst); netdev_put(dst->dev, &dst->dev_tracker); @@ -161,17 +158,27 @@ void dst_dev_put(struct dst_entry *dst) } EXPORT_SYMBOL(dst_dev_put); +static void dst_count_dec(struct dst_entry *dst) +{ + if (!(dst->flags & DST_NOCOUNT)) + dst_entries_add(dst->ops, -1); +} + void dst_release(struct dst_entry *dst) { - if (dst && rcuref_put(&dst->__rcuref)) + if (dst && rcuref_put(&dst->__rcuref)) { + dst_count_dec(dst); call_rcu_hurry(&dst->rcu_head, dst_destroy_rcu); + } } EXPORT_SYMBOL(dst_release); void dst_release_immediate(struct dst_entry *dst) { - if (dst && rcuref_put(&dst->__rcuref)) + if (dst && rcuref_put(&dst->__rcuref)) { + dst_count_dec(dst); dst_destroy(dst); + } } EXPORT_SYMBOL(dst_release_immediate); diff --git a/net/core/rtnetlink.c b/net/core/rtnetlink.c index 8573dad6d817..c76c54879fdd 100644 --- a/net/core/rtnetlink.c +++ b/net/core/rtnetlink.c @@ -389,6 +389,35 @@ void rtnl_unregister_all(int protocol) } EXPORT_SYMBOL_GPL(rtnl_unregister_all); +int __rtnl_register_many(const struct rtnl_msg_handler *handlers, int n) +{ + const struct rtnl_msg_handler *handler; + int i, err; + + for (i = 0, handler = handlers; i < n; i++, handler++) { + err = rtnl_register_internal(handler->owner, handler->protocol, + handler->msgtype, handler->doit, + handler->dumpit, handler->flags); + if (err) { + __rtnl_unregister_many(handlers, i); + break; + } + } + + return err; +} +EXPORT_SYMBOL_GPL(__rtnl_register_many); + +void __rtnl_unregister_many(const struct rtnl_msg_handler *handlers, int n) +{ + const struct rtnl_msg_handler *handler; + int i; + + for (i = n - 1, handler = handlers + n - 1; i >= 0; i--, handler--) + rtnl_unregister(handler->protocol, handler->msgtype); +} +EXPORT_SYMBOL_GPL(__rtnl_unregister_many); + static LIST_HEAD(link_ops); static const struct rtnl_link_ops *rtnl_link_ops_get(const char *kind) @@ -6376,6 +6405,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, } owner = link->owner; dumpit = link->dumpit; + flags = link->flags; if (type == RTM_GETLINK - RTM_BASE) min_dump_alloc = rtnl_calcit(skb, nlh); @@ -6393,6 +6423,7 @@ static int rtnetlink_rcv_msg(struct sk_buff *skb, struct nlmsghdr *nlh, .dump = dumpit, .min_dump_alloc = min_dump_alloc, .module = owner, + .flags = flags, }; err = netlink_dump_start(rtnl, skb, nlh, &c); /* netlink_dump_start() will keep a reference on |