target/linux/generic-2.6/patches-2.6.21/213-kobject_uevent.patch

   1 --- a/lib/kobject_uevent.c
   2 +++ b/lib/kobject_uevent.c
   3 @@ -30,9 +30,22 @@ u64 uevent_seqnum;
   4  char uevent_helper[UEVENT_HELPER_PATH_LEN] = "/sbin/hotplug";
   5  static DEFINE_SPINLOCK(sequence_lock);
   6  #if defined(CONFIG_NET)
   7 -static struct sock *uevent_sock;
   8 +struct sock *uevent_sock = NULL;
   9 +EXPORT_SYMBOL_GPL(uevent_sock);
  10  #endif
  11
  12 +u64 uevent_next_seqnum(void)
  13 +{
  14 +       u64 seq;
  15 +
  16 +       spin_lock(&sequence_lock);
  17 +       seq = ++uevent_seqnum;
  18 +       spin_unlock(&sequence_lock);
  19 +
  20 +       return seq;
  21 +}
  22 +EXPORT_SYMBOL_GPL(uevent_next_seqnum);
  23 +
  24  static char *action_to_string(enum kobject_action action)
  25  {
  26         switch (action) {
  27 @@ -171,9 +184,7 @@ int kobject_uevent_env(struct kobject *k
  28         }
  29
  30         /* we will send an event, request a new sequence number */
  31 -       spin_lock(&sequence_lock);
  32 -       seq = ++uevent_seqnum;
  33 -       spin_unlock(&sequence_lock);
  34 +       seq = uevent_next_seqnum();
  35         sprintf(seq_buff, "SEQNUM=%llu", (unsigned long long)seq);
  36
  37  #if defined(CONFIG_NET)