include/trace/events/skb.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM skb
   4
   5 #if !defined(_TRACE_SKB_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_SKB_H
   7
   8 #include <linux/skbuff.h>
   9 #include <linux/netdevice.h>
  10 #include <linux/tracepoint.h>
  11
  12 /*
  13  * Tracepoint for free an sk_buff:
  14  */
  15 TRACE_EVENT(kfree_skb,
  16
  17         TP_PROTO(struct sk_buff *skb, void *location),
  18
  19         TP_ARGS(skb, location),
  20
  21         TP_STRUCT__entry(
  22                 __field(        void *,         skbaddr         )
  23                 __field(        void *,         location        )
  24                 __field(        unsigned short, protocol        )
  25         ),
  26
  27         TP_fast_assign(
  28                 __entry->skbaddr = skb;
  29                 __entry->location = location;
  30                 __entry->protocol = ntohs(skb->protocol);
  31         ),
  32
  33         TP_printk("skbaddr=%p protocol=%u location=%p",
  34                 __entry->skbaddr, __entry->protocol, __entry->location)
  35 );
  36
  37 TRACE_EVENT(consume_skb,
  38
  39         TP_PROTO(struct sk_buff *skb),
  40
  41         TP_ARGS(skb),
  42
  43         TP_STRUCT__entry(
  44                 __field(        void *, skbaddr )
  45         ),
  46
  47         TP_fast_assign(
  48                 __entry->skbaddr = skb;
  49         ),
  50
  51         TP_printk("skbaddr=%p", __entry->skbaddr)
  52 );
  53
  54 TRACE_EVENT(skb_copy_datagram_iovec,
  55
  56         TP_PROTO(const struct sk_buff *skb, int len),
  57
  58         TP_ARGS(skb, len),
  59
  60         TP_STRUCT__entry(
  61                 __field(        const void *,           skbaddr         )
  62                 __field(        int,                    len             )
  63         ),
  64
  65         TP_fast_assign(
  66                 __entry->skbaddr = skb;
  67                 __entry->len = len;
  68         ),
  69
  70         TP_printk("skbaddr=%p len=%d", __entry->skbaddr, __entry->len)
  71 );
  72
  73 #endif /* _TRACE_SKB_H */
  74
  75 /* This part must be outside protection */
  76 #include <trace/define_trace.h>