--- a/lib/kobject_uevent.c +++ b/lib/kobject_uevent.c @@ -40,9 +40,22 @@ u64 uevent_seqnum; char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug"; static DEFINE_SPINLOCK(sequence_lock); #if defined(CONFIG_NET) -static struct sock *uevent_sock; +struct sock *uevent_sock = NULL; +EXPORT_SYMBOL_GPL(uevent_sock); #endif +u64 uevent_next_seqnum(void) +{ + u64 seq; + + spin_lock(&sequence_lock); + seq = ++uevent_seqnum; + spin_unlock(&sequence_lock); + + return seq; +} +EXPORT_SYMBOL_GPL(uevent_next_seqnum); + /** * kobject_uevent_env - send an uevent with environmental data * @@ -159,9 +172,7 @@ int kobject_uevent_env(struct kobject *k } /* we will send an event, request a new sequence number */ - spin_lock(&sequence_lock); - seq = ++uevent_seqnum; - spin_unlock(&sequence_lock); + seq = uevent_next_seqnum(); sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq); #if defined(CONFIG_NET)