target/linux/generic/patches-2.6.32/223-kobject-add-broadcast_uevent.patch

   1 --- a/include/linux/kobject.h
   2 +++ b/include/linux/kobject.h
   3 @@ -30,6 +30,8 @@
   4  #define UEVENT_NUM_ENVP                        32      /* number of env pointers */
   5  #define UEVENT_BUFFER_SIZE             2048    /* buffer for the variables */
   6
   7 +struct sk_buff;
   8 +
   9  /* path to the userspace helper executed on an event */
  10  extern char uevent_helper[];
  11
  12 @@ -208,6 +210,10 @@ int add_uevent_var(struct kobj_uevent_en
  13
  14  int kobject_action_type(const char *buf, size_t count,
  15                         enum kobject_action *type);
  16 +
  17 +int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
  18 +                    gfp_t allocation);
  19 +
  20  #else
  21  static inline int kobject_uevent(struct kobject *kobj,
  22                                  enum kobject_action action)
  23 @@ -224,6 +230,16 @@ static inline int add_uevent_var(struct
  24  static inline int kobject_action_type(const char *buf, size_t count,
  25                                       enum kobject_action *type)
  26  { return -EINVAL; }
  27 +
  28 +void kfree_skb(struct sk_buff *);
  29 +
  30 +static inline int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
  31 +                                  gfp_t allocation)
  32 +{
  33 +       kfree_skb(skb);
  34 +       return 0;
  35 +}
  36 +
  37  #endif
  38
  39  #endif /* _KOBJECT_H_ */
  40 --- a/lib/kobject_uevent.c
  41 +++ b/lib/kobject_uevent.c
  42 @@ -330,6 +330,27 @@ int add_uevent_var(struct kobj_uevent_en
  43  EXPORT_SYMBOL_GPL(add_uevent_var);
  44
  45  #if defined(CONFIG_NET)
  46 +int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
  47 +                    gfp_t allocation)
  48 +{
  49 +       if (!uevent_sock) {
  50 +               kfree_skb(skb);
  51 +               return -ENODEV;
  52 +       }
  53 +
  54 +       return netlink_broadcast(uevent_sock, skb, pid, group, allocation);;
  55 +}
  56 +#else
  57 +int broadcast_uevent(struct sk_buff *skb, __u32 pid, __u32 group,
  58 +                    gfp_t allocation)
  59 +{
  60 +       kfree_skb(skb);
  61 +       return 0;
  62 +}
  63 +#endif
  64 +EXPORT_SYMBOL_GPL(broadcast_uevent);
  65 +
  66 +#if defined(CONFIG_NET)
  67  static int __init kobject_uevent_init(void)
  68  {
  69         uevent_sock = netlink_kernel_create(&init_net, NETLINK_KOBJECT_UEVENT,