diff options
Diffstat (limited to 'target/linux/generic/patches-2.6.31/260-extend_pfifo_fast.patch')
-rw-r--r-- | target/linux/generic/patches-2.6.31/260-extend_pfifo_fast.patch | 144 |
1 files changed, 0 insertions, 144 deletions
diff --git a/target/linux/generic/patches-2.6.31/260-extend_pfifo_fast.patch b/target/linux/generic/patches-2.6.31/260-extend_pfifo_fast.patch deleted file mode 100644 index 08c7eaa52..000000000 --- a/target/linux/generic/patches-2.6.31/260-extend_pfifo_fast.patch +++ /dev/null @@ -1,144 +0,0 @@ ---- a/net/sched/sch_generic.c -+++ b/net/sched/sch_generic.c -@@ -391,16 +391,50 @@ static const u8 prio2band[TC_PRIO_MAX+1] - - #define PFIFO_FAST_BANDS 3 - -+struct pfifo_fast_sched_data { -+ struct tcf_proto *filter_list; -+ struct sk_buff_head list[PFIFO_FAST_BANDS]; -+}; -+ - static inline struct sk_buff_head *prio2list(struct sk_buff *skb, - struct Qdisc *qdisc) - { -- struct sk_buff_head *list = qdisc_priv(qdisc); -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ struct sk_buff_head *list = q->list; - return list + prio2band[skb->priority & TC_PRIO_MAX]; - } - -+static int pfifo_fast_filter(struct sk_buff *skb, struct Qdisc* qdisc) -+{ -+#ifdef CONFIG_NET_CLS_ACT -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ int result = 0, ret = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN; -+ struct tcf_result res; -+ -+ if (q->filter_list != NULL) -+ result = tc_classify(skb, q->filter_list, &res); -+ if (result >= 0) { -+ switch (result) { -+ case TC_ACT_STOLEN: -+ case TC_ACT_QUEUED: -+ ret = NET_XMIT_SUCCESS | __NET_XMIT_STOLEN; -+ case TC_ACT_SHOT: -+ kfree_skb(skb); -+ return ret; -+ } -+ } -+#endif -+ return 0; -+} -+ - static int pfifo_fast_enqueue(struct sk_buff *skb, struct Qdisc* qdisc) - { - struct sk_buff_head *list = prio2list(skb, qdisc); -+ int ret; -+ -+ ret = pfifo_fast_filter(skb, qdisc); -+ if (ret) -+ return ret; - - if (skb_queue_len(list) < qdisc_dev(qdisc)->tx_queue_len) { - qdisc->q.qlen++; -@@ -412,8 +446,9 @@ static int pfifo_fast_enqueue(struct sk_ - - static struct sk_buff *pfifo_fast_dequeue(struct Qdisc* qdisc) - { -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ struct sk_buff_head *list = q->list; - int prio; -- struct sk_buff_head *list = qdisc_priv(qdisc); - - for (prio = 0; prio < PFIFO_FAST_BANDS; prio++) { - if (!skb_queue_empty(list + prio)) { -@@ -440,8 +475,9 @@ static struct sk_buff *pfifo_fast_peek(s - - static void pfifo_fast_reset(struct Qdisc* qdisc) - { -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ struct sk_buff_head *list = q->list; - int prio; -- struct sk_buff_head *list = qdisc_priv(qdisc); - - for (prio = 0; prio < PFIFO_FAST_BANDS; prio++) - __qdisc_reset_queue(qdisc, list + prio); -@@ -464,8 +500,9 @@ nla_put_failure: - - static int pfifo_fast_init(struct Qdisc *qdisc, struct nlattr *opt) - { -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ struct sk_buff_head *list = q->list; - int prio; -- struct sk_buff_head *list = qdisc_priv(qdisc); - - for (prio = 0; prio < PFIFO_FAST_BANDS; prio++) - skb_queue_head_init(list + prio); -@@ -473,9 +510,36 @@ static int pfifo_fast_init(struct Qdisc - return 0; - } - -+static int pfifo_fast_change_class(struct Qdisc *qdisc, u32 classid, u32 parentid, -+ struct nlattr **tca, unsigned long *arg) -+{ -+ return -EOPNOTSUPP; -+} -+ -+static unsigned long pfifo_fast_get(struct Qdisc *qdisc, u32 classid) -+{ -+ return 0; -+} -+ -+static struct tcf_proto **pfifo_fast_find_tcf(struct Qdisc *qdisc, unsigned long cl) -+{ -+ struct pfifo_fast_sched_data *q = qdisc_priv(qdisc); -+ -+ if (cl) -+ return NULL; -+ return &q->filter_list; -+} -+ -+static const struct Qdisc_class_ops pfifo_fast_class_ops = { -+ .get = pfifo_fast_get, -+ .change = pfifo_fast_change_class, -+ .tcf_chain = pfifo_fast_find_tcf, -+}; -+ - static struct Qdisc_ops pfifo_fast_ops __read_mostly = { - .id = "pfifo_fast", -- .priv_size = PFIFO_FAST_BANDS * sizeof(struct sk_buff_head), -+ .cl_ops = &pfifo_fast_class_ops, -+ .priv_size = sizeof(struct pfifo_fast_sched_data), - .enqueue = pfifo_fast_enqueue, - .dequeue = pfifo_fast_dequeue, - .peek = pfifo_fast_peek, -@@ -757,3 +821,18 @@ void dev_shutdown(struct net_device *dev - shutdown_scheduler_queue(dev, &dev->rx_queue, &noop_qdisc); - WARN_ON(timer_pending(&dev->watchdog_timer)); - } -+ -+#ifdef CONFIG_NET_SCHED -+static int __init sch_generic_init(void) -+{ -+ return register_qdisc(&pfifo_fast_ops); -+} -+ -+static void __exit sch_generic_exit(void) -+{ -+ unregister_qdisc(&pfifo_fast_ops); -+} -+ -+module_init(sch_generic_init) -+module_exit(sch_generic_exit) -+#endif |