LXR linux/include/trace/events/qdisc.h

   1#undef TRACE_SYSTEM
   2#define TRACE_SYSTEM qdisc
   3
   4#if !defined(_TRACE_QDISC_H) || defined(TRACE_HEADER_MULTI_READ)
   5#define _TRACE_QDISC_H
   6
   7#include <linux/skbuff.h>
   8#include <linux/netdevice.h>
   9#include <linux/tracepoint.h>
  10#include <linux/ftrace.h>
  11#include <linux/pkt_sched.h>
  12#include <net/sch_generic.h>
  13
  14TRACE_EVENT(qdisc_dequeue,
  15
  16        TP_PROTO(struct Qdisc *qdisc, const struct netdev_queue *txq,
  17                 int packets, struct sk_buff *skb),
  18
  19        TP_ARGS(qdisc, txq, packets, skb),
  20
  21        TP_STRUCT__entry(
  22                __field(        struct Qdisc *,         qdisc   )
  23                __field(const   struct netdev_queue *,  txq     )
  24                __field(        int,                    packets )
  25                __field(        void *,                 skbaddr )
  26                __field(        int,                    ifindex )
  27                __field(        u32,                    handle  )
  28                __field(        u32,                    parent  )
  29                __field(        unsigned long,          txq_state)
  30        ),
  31
  32        /* skb==NULL indicate packets dequeued was 0, even when packets==1 */
  33        TP_fast_assign(
  34                __entry->qdisc          = qdisc;
  35                __entry->txq            = txq;
  36                __entry->packets        = skb ? packets : 0;
  37                __entry->skbaddr        = skb;
  38                __entry->ifindex        = txq->dev ? txq->dev->ifindex : 0;
  39                __entry->handle         = qdisc->handle;
  40                __entry->parent         = qdisc->parent;
  41                __entry->txq_state      = txq->state;
  42        ),
  43
  44        TP_printk("dequeue ifindex=%d qdisc handle=0x%X parent=0x%X txq_state=0x%lX packets=%d skbaddr=%p",
  45                  __entry->ifindex, __entry->handle, __entry->parent,
  46                  __entry->txq_state, __entry->packets, __entry->skbaddr )
  47);
  48
  49TRACE_EVENT(qdisc_reset,
  50
  51        TP_PROTO(struct Qdisc *q),
  52
  53        TP_ARGS(q),
  54
  55        TP_STRUCT__entry(
  56                __string(       dev,            qdisc_dev(q)    )
  57                __string(       kind,           q->ops->id      )
  58                __field(        u32,            parent          )
  59                __field(        u32,            handle          )
  60        ),
  61
  62        TP_fast_assign(
  63                __assign_str(dev, qdisc_dev(q));
  64                __assign_str(kind, q->ops->id);
  65                __entry->parent = q->parent;
  66                __entry->handle = q->handle;
  67        ),
  68
  69        TP_printk("dev=%s kind=%s parent=%x:%x handle=%x:%x", __get_str(dev),
  70                  __get_str(kind), TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent),
  71                  TC_H_MAJ(__entry->handle) >> 16, TC_H_MIN(__entry->handle))
  72);
  73
  74TRACE_EVENT(qdisc_destroy,
  75
  76        TP_PROTO(struct Qdisc *q),
  77
  78        TP_ARGS(q),
  79
  80        TP_STRUCT__entry(
  81                __string(       dev,            qdisc_dev(q)    )
  82                __string(       kind,           q->ops->id      )
  83                __field(        u32,            parent          )
  84                __field(        u32,            handle          )
  85        ),
  86
  87        TP_fast_assign(
  88                __assign_str(dev, qdisc_dev(q));
  89                __assign_str(kind, q->ops->id);
  90                __entry->parent = q->parent;
  91                __entry->handle = q->handle;
  92        ),
  93
  94        TP_printk("dev=%s kind=%s parent=%x:%x handle=%x:%x", __get_str(dev),
  95                  __get_str(kind), TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent),
  96                  TC_H_MAJ(__entry->handle) >> 16, TC_H_MIN(__entry->handle))
  97);
  98
  99TRACE_EVENT(qdisc_create,
 100
 101        TP_PROTO(const struct Qdisc_ops *ops, struct net_device *dev, u32 parent),
 102
 103        TP_ARGS(ops, dev, parent),
 104
 105        TP_STRUCT__entry(
 106                __string(       dev,            dev->name       )
 107                __string(       kind,           ops->id         )
 108                __field(        u32,            parent          )
 109        ),
 110
 111        TP_fast_assign(
 112                __assign_str(dev, dev->name);
 113                __assign_str(kind, ops->id);
 114                __entry->parent = parent;
 115        ),
 116
 117        TP_printk("dev=%s kind=%s parent=%x:%x",
 118                  __get_str(dev), __get_str(kind),
 119                  TC_H_MAJ(__entry->parent) >> 16, TC_H_MIN(__entry->parent))
 120);
 121
 122#endif /* _TRACE_QDISC_H */
 123
 124/* This part must be outside protection */
 125#include <trace/define_trace.h>
 126