instrumentation/events/lttng-module/net.h

   1 #undef TRACE_SYSTEM
   2 #define TRACE_SYSTEM net
   3
   4 #if !defined(LTTNG_TRACE_NET_H) || defined(TRACE_HEADER_MULTI_READ)
   5 #define LTTNG_TRACE_NET_H
   6
   7 #include <probes/lttng-tracepoint-event.h>
   8 #include <linux/skbuff.h>
   9 #include <linux/netdevice.h>
  10 #include <linux/ip.h>
  11 #include <linux/version.h>
  12
  13 LTTNG_TRACEPOINT_EVENT(net_dev_xmit,
  14
  15 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,40))
  16         TP_PROTO(struct sk_buff *skb,
  17                  int rc,
  18                  struct net_device *dev,
  19                  unsigned int skb_len),
  20
  21         TP_ARGS(skb, rc, dev, skb_len),
  22 #else
  23         TP_PROTO(struct sk_buff *skb,
  24                  int rc),
  25
  26         TP_ARGS(skb, rc),
  27 #endif
  28
  29         TP_FIELDS(
  30                 ctf_integer_hex(void *, skbaddr, skb)
  31                 ctf_integer(int, rc, rc)
  32 #if (LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,40))
  33                 ctf_integer(unsigned int, len, skb_len)
  34                 ctf_string(name, dev->name)
  35 #else
  36                 ctf_integer(unsigned int, len, skb->len)
  37                 ctf_string(name, skb->dev->name)
  38 #endif
  39         )
  40 )
  41
  42 LTTNG_TRACEPOINT_EVENT_CLASS(net_dev_template,
  43
  44         TP_PROTO(struct sk_buff *skb),
  45
  46         TP_ARGS(skb),
  47
  48         TP_FIELDS(
  49                 ctf_integer_hex(void *, skbaddr, skb)
  50                 ctf_integer(unsigned int, len, skb->len)
  51                 ctf_string(name, skb->dev->name)
  52         )
  53 )
  54
  55 LTTNG_TRACEPOINT_EVENT_INSTANCE(net_dev_template, net_dev_queue,
  56
  57         TP_PROTO(struct sk_buff *skb),
  58
  59         TP_ARGS(skb)
  60 )
  61
  62 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_template,
  63
  64         netif_receive_skb,
  65
  66         net_if_receive_skb,
  67
  68         TP_PROTO(struct sk_buff *skb),
  69
  70         TP_ARGS(skb)
  71 )
  72
  73 LTTNG_TRACEPOINT_EVENT_INSTANCE_MAP(net_dev_template,
  74
  75         netif_rx,
  76
  77         net_if_rx,
  78
  79         TP_PROTO(struct sk_buff *skb),
  80
  81         TP_ARGS(skb)
  82 )
  83 #endif /* LTTNG_TRACE_NET_H */
  84
  85 /* This part must be outside protection */
  86 #include <probes/define_trace.h>