instrumentation/events/lttng-module/net.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM net
   3
   4 #if !defined(_TRACE_NET_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define _TRACE_NET_H
   6
   7 #include <linux/skbuff.h>
   8 #include <linux/netdevice.h>
   9 #include <linux/ip.h>
  10 #include <linux/tracepoint.h>
  11
  12 TRACE_EVENT(net_dev_xmit,
  13
  14         TP_PROTO(struct sk_buff *skb,
  15                  int rc,
  16                  struct net_device *dev,
  17                  unsigned int skb_len),
  18
  19         TP_ARGS(skb, rc, dev, skb_len),
  20
  21         TP_STRUCT__entry(
  22                 __field(        void *,         skbaddr         )
  23                 __field(        unsigned int,   len             )
  24                 __field(        int,            rc              )
  25                 __string(       name,           dev->name       )
  26         ),
  27
  28         TP_fast_assign(
  29                 tp_assign(skbaddr, skb);
  30                 tp_assign(len, skb_len);
  31                 tp_assign(rc, rc);
  32                 tp_strcpy(name, dev->name);
  33         ),
  34
  35         TP_printk("dev=%s skbaddr=%p len=%u rc=%d",
  36                 __get_str(name), __entry->skbaddr, __entry->len, __entry->rc)
  37 )
  38
  39 DECLARE_EVENT_CLASS(net_dev_template,
  40
  41         TP_PROTO(struct sk_buff *skb),
  42
  43         TP_ARGS(skb),
  44
  45         TP_STRUCT__entry(
  46                 __field(        void *,         skbaddr         )
  47                 __field(        unsigned int,   len             )
  48                 __string(       name,           skb->dev->name  )
  49         ),
  50
  51         TP_fast_assign(
  52                 tp_assign(skbaddr, skb);
  53                 tp_assign(len, skb->len);
  54                 tp_strcpy(name, skb->dev->name);
  55         ),
  56
  57         TP_printk("dev=%s skbaddr=%p len=%u",
  58                 __get_str(name), __entry->skbaddr, __entry->len)
  59 )
  60
  61 DEFINE_EVENT(net_dev_template, net_dev_queue,
  62
  63         TP_PROTO(struct sk_buff *skb),
  64
  65         TP_ARGS(skb)
  66 )
  67
  68 DEFINE_EVENT(net_dev_template, netif_receive_skb,
  69
  70         TP_PROTO(struct sk_buff *skb),
  71
  72         TP_ARGS(skb)
  73 )
  74
  75 DEFINE_EVENT(net_dev_template, netif_rx,
  76
  77         TP_PROTO(struct sk_buff *skb),
  78
  79         TP_ARGS(skb)
  80 )
  81 #endif /* _TRACE_NET_H */
  82
  83 /* This part must be outside protection */
  84 #include "../../../probes/define_trace.h"