diff options
Diffstat (limited to 'net/tipc/msg.h')
| -rw-r--r-- | net/tipc/msg.h | 29 |
1 files changed, 29 insertions, 0 deletions
diff --git a/net/tipc/msg.h b/net/tipc/msg.h index 115bb2aa6bed..53d98ef78650 100644 --- a/net/tipc/msg.h +++ b/net/tipc/msg.h @@ -916,4 +916,33 @@ static inline bool __tipc_skb_queue_sorted(struct sk_buff_head *list, return false; } +/* tipc_skb_queue_splice_tail - append an skb list to lock protected list + * @list: the new list to append. Not lock protected + * @head: target list. Lock protected. + */ +static inline void tipc_skb_queue_splice_tail(struct sk_buff_head *list, + struct sk_buff_head *head) +{ + spin_lock_bh(&head->lock); + skb_queue_splice_tail(list, head); + spin_unlock_bh(&head->lock); +} + +/* tipc_skb_queue_splice_tail_init - merge two lock protected skb lists + * @list: the new list to add. Lock protected. Will be reinitialized + * @head: target list. Lock protected. + */ +static inline void tipc_skb_queue_splice_tail_init(struct sk_buff_head *list, + struct sk_buff_head *head) +{ + struct sk_buff_head tmp; + + __skb_queue_head_init(&tmp); + + spin_lock_bh(&list->lock); + skb_queue_splice_tail_init(list, &tmp); + spin_unlock_bh(&list->lock); + tipc_skb_queue_splice_tail(&tmp, head); +} + #endif |