diff options
Diffstat (limited to 'include/net/sch_generic.h')
| -rw-r--r-- | include/net/sch_generic.h | 78 |
1 files changed, 48 insertions, 30 deletions
diff --git a/include/net/sch_generic.h b/include/net/sch_generic.h index 6eab63363e5..624f9857c83 100644 --- a/include/net/sch_generic.h +++ b/include/net/sch_generic.h @@ -185,7 +185,7 @@ struct tcf_result { }; struct tcf_proto_ops { - struct tcf_proto_ops *next; + struct list_head head; char kind[IFNAMSIZ]; int (*classify)(struct sk_buff *, @@ -199,12 +199,12 @@ struct tcf_proto_ops { int (*change)(struct net *net, struct sk_buff *, struct tcf_proto*, unsigned long, u32 handle, struct nlattr **, - unsigned long *); + unsigned long *, bool); int (*delete)(struct tcf_proto*, unsigned long); void (*walk)(struct tcf_proto*, struct tcf_walker *arg); /* rtnetlink specific */ - int (*dump)(struct tcf_proto*, unsigned long, + int (*dump)(struct net*, struct tcf_proto*, unsigned long, struct sk_buff *skb, struct tcmsg*); struct module *owner; @@ -316,6 +316,7 @@ extern struct Qdisc noop_qdisc; extern struct Qdisc_ops noop_qdisc_ops; extern struct Qdisc_ops pfifo_fast_ops; extern struct Qdisc_ops mq_qdisc_ops; +extern const struct Qdisc_ops *default_qdisc_ops; struct Qdisc_class_common { u32 classid; @@ -350,30 +351,32 @@ qdisc_class_find(const struct Qdisc_class_hash *hash, u32 id) return NULL; } -extern int qdisc_class_hash_init(struct Qdisc_class_hash *); -extern void qdisc_class_hash_insert(struct Qdisc_class_hash *, struct Qdisc_class_common *); -extern void qdisc_class_hash_remove(struct Qdisc_class_hash *, struct Qdisc_class_common *); -extern void qdisc_class_hash_grow(struct Qdisc *, struct Qdisc_class_hash *); -extern void qdisc_class_hash_destroy(struct Qdisc_class_hash *); - -extern void dev_init_scheduler(struct net_device *dev); -extern void dev_shutdown(struct net_device *dev); -extern void dev_activate(struct net_device *dev); -extern void dev_deactivate(struct net_device *dev); -extern void dev_deactivate_many(struct list_head *head); -extern struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue, - struct Qdisc *qdisc); -extern void qdisc_reset(struct Qdisc *qdisc); -extern void qdisc_destroy(struct Qdisc *qdisc); -extern void qdisc_tree_decrease_qlen(struct Qdisc *qdisc, unsigned int n); -extern struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue, - struct Qdisc_ops *ops); -extern struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue, - struct Qdisc_ops *ops, u32 parentid); -extern void __qdisc_calculate_pkt_len(struct sk_buff *skb, - const struct qdisc_size_table *stab); -extern void tcf_destroy(struct tcf_proto *tp); -extern void tcf_destroy_chain(struct tcf_proto **fl); +int qdisc_class_hash_init(struct Qdisc_class_hash *); +void qdisc_class_hash_insert(struct Qdisc_class_hash *, + struct Qdisc_class_common *); +void qdisc_class_hash_remove(struct Qdisc_class_hash *, + struct Qdisc_class_common *); +void qdisc_class_hash_grow(struct Qdisc *, struct Qdisc_class_hash *); +void qdisc_class_hash_destroy(struct Qdisc_class_hash *); + +void dev_init_scheduler(struct net_device *dev); +void dev_shutdown(struct net_device *dev); +void dev_activate(struct net_device *dev); +void dev_deactivate(struct net_device *dev); +void dev_deactivate_many(struct list_head *head); +struct Qdisc *dev_graft_qdisc(struct netdev_queue *dev_queue, + struct Qdisc *qdisc); +void qdisc_reset(struct Qdisc *qdisc); +void qdisc_destroy(struct Qdisc *qdisc); +void qdisc_tree_decrease_qlen(struct Qdisc *qdisc, unsigned int n); +struct Qdisc *qdisc_alloc(struct netdev_queue *dev_queue, + const struct Qdisc_ops *ops); +struct Qdisc *qdisc_create_dflt(struct netdev_queue *dev_queue, + const struct Qdisc_ops *ops, u32 parentid); +void __qdisc_calculate_pkt_len(struct sk_buff *skb, + const struct qdisc_size_table *stab); +void tcf_destroy(struct tcf_proto *tp); +void tcf_destroy_chain(struct tcf_proto **fl); /* Reset all TX qdiscs greater then index of a device. */ static inline void qdisc_reset_all_tx_gt(struct net_device *dev, unsigned int i) @@ -683,23 +686,38 @@ struct psched_ratecfg { u64 rate_bytes_ps; /* bytes per second */ u32 mult; u16 overhead; + u8 linklayer; u8 shift; }; static inline u64 psched_l2t_ns(const struct psched_ratecfg *r, unsigned int len) { - return ((u64)(len + r->overhead) * r->mult) >> r->shift; + len += r->overhead; + + if (unlikely(r->linklayer == TC_LINKLAYER_ATM)) + return ((u64)(DIV_ROUND_UP(len,48)*53) * r->mult) >> r->shift; + + return ((u64)len * r->mult) >> r->shift; } -extern void psched_ratecfg_precompute(struct psched_ratecfg *r, const struct tc_ratespec *conf); +void psched_ratecfg_precompute(struct psched_ratecfg *r, + const struct tc_ratespec *conf, + u64 rate64); static inline void psched_ratecfg_getrate(struct tc_ratespec *res, const struct psched_ratecfg *r) { memset(res, 0, sizeof(*res)); - res->rate = r->rate_bytes_ps; + + /* legacy struct tc_ratespec has a 32bit @rate field + * Qdisc using 64bit rate should add new attributes + * in order to maintain compatibility. + */ + res->rate = min_t(u64, r->rate_bytes_ps, ~0U); + res->overhead = r->overhead; + res->linklayer = (r->linklayer & TC_LINKLAYER_MASK); } #endif |