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
  14 TRACE_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
  49 TRACE_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
  74 TRACE_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
  99 TRACE_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>