diff options
Diffstat (limited to 'include')
| -rw-r--r-- | include/linux/skbuff.h | 22 | ||||
| -rw-r--r-- | include/net/sch_generic.h | 20 |
2 files changed, 37 insertions, 5 deletions
diff --git a/include/linux/skbuff.h b/include/linux/skbuff.h index 17a13e4785fc..e3a53ca4a9b5 100644 --- a/include/linux/skbuff.h +++ b/include/linux/skbuff.h @@ -1339,6 +1339,17 @@ static inline void skb_zcopy_abort(struct sk_buff *skb) } } +static inline void skb_mark_not_on_list(struct sk_buff *skb) +{ + skb->next = NULL; +} + +static inline void skb_list_del_init(struct sk_buff *skb) +{ + __list_del_entry(&skb->list); + skb_mark_not_on_list(skb); +} + /** * skb_queue_empty - check if a queue is empty * @list: queue head @@ -1593,6 +1604,17 @@ static inline struct sk_buff *skb_peek(const struct sk_buff_head *list_) } /** + * __skb_peek - peek at the head of a non-empty &sk_buff_head + * @list_: list to peek at + * + * Like skb_peek(), but the caller knows that the list is not empty. + */ +static inline struct sk_buff *__skb_peek(const struct sk_buff_head *list_) +{ + return list_->next; +} + +/** * skb_peek_next - peek skb following the given one from a queue * @skb: skb to start from * @list_: list to peek at diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index a6d00093f35e..fdaa5506e6f7 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -828,8 +828,8 @@ static inline void qdisc_skb_head_init(struct qdisc_skb_head *qh) qh->qlen = 0; } -static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, - struct qdisc_skb_head *qh) +static inline void __qdisc_enqueue_tail(struct sk_buff *skb, + struct qdisc_skb_head *qh) { struct sk_buff *last = qh->tail; @@ -842,14 +842,24 @@ static inline int __qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch, qh->head = skb; } qh->qlen++; - qdisc_qstats_backlog_inc(sch, skb); +} +static inline int qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch) +{ + __qdisc_enqueue_tail(skb, &sch->q); + qdisc_qstats_backlog_inc(sch, skb); return NET_XMIT_SUCCESS; } -static inline int qdisc_enqueue_tail(struct sk_buff *skb, struct Qdisc *sch) +static inline void __qdisc_enqueue_head(struct sk_buff *skb, + struct qdisc_skb_head *qh) { - return __qdisc_enqueue_tail(skb, sch, &sch->q); + skb->next = qh->head; + + if (!qh->head) + qh->tail = skb; + qh->head = skb; + qh->qlen++; } static inline struct sk_buff *__qdisc_dequeue_head(struct qdisc_skb_head *qh) |