genetlink: Add lockdep_genl_is_held().

[~andy/linux] / net / netlink / genetlink.c

diff --git a/net/netlink/genetlink.c b/net/netlink/genetlink.c
index 482fa571b4eecb9b89bc67ac523f0ff6c08ef0f5..28453ae2a97b00b85eef3b765caf64d022c13bea 100644 (file)
--- a/net/netlink/genetlink.c
+++ b/net/netlink/genetlink.c
@@ -33,6 +33,14 @@ void genl_unlock(void)
 }
 EXPORT_SYMBOL(genl_unlock);
 
+#ifdef CONFIG_PROVE_LOCKING
+int lockdep_genl_is_held(void)
+{
+       return lockdep_is_held(&genl_mutex);
+}
+EXPORT_SYMBOL(lockdep_genl_is_held);
+#endif
+
 #define GENL_FAM_TAB_SIZE      16
 #define GENL_FAM_TAB_MASK      (GENL_FAM_TAB_SIZE - 1)
 
@@ -946,3 +954,16 @@ int genlmsg_multicast_allns(struct sk_buff *skb, u32 pid, unsigned int group,
        return genlmsg_mcast(skb, pid, group, flags);
 }
 EXPORT_SYMBOL(genlmsg_multicast_allns);
+
+void genl_notify(struct sk_buff *skb, struct net *net, u32 pid, u32 group,
+                struct nlmsghdr *nlh, gfp_t flags)
+{
+       struct sock *sk = net->genl_sock;
+       int report = 0;
+
+       if (nlh)
+               report = nlmsg_report(nlh);
+
+       nlmsg_notify(sk, skb, pid, group, report, flags);
+}
+EXPORT_SYMBOL(genl_notify);