include/instrumentation/events/sock.h

   1 // SPDX-FileCopyrightText: 2012 Paul Woegerer <paul_woegerer@mentor.com>
   2 //
   3 // SPDX-License-Identifier: GPL-2.0-only
   4
   5 #undef TRACE_SYSTEM
   6 #define TRACE_SYSTEM sock
   7
   8 #if !defined(LTTNG_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
   9 #define LTTNG_TRACE_SOCK_H
  10
  11 #include <lttng/tracepoint-event.h>
  12 #include <lttng/kernel-version.h>
  13 #include <net/sock.h>
  14
  15 LTTNG_TRACEPOINT_EVENT(sock_rcvqueue_full,
  16
  17         TP_PROTO(struct sock *sk, struct sk_buff *skb),
  18
  19         TP_ARGS(sk, skb),
  20
  21         TP_FIELDS(
  22                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  23                 ctf_integer(unsigned int, truesize, skb->truesize)
  24                 ctf_integer(int, sk_rcvbuf, sk->sk_rcvbuf)
  25         )
  26 )
  27
  28 #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,19,0))
  29
  30 LTTNG_TRACEPOINT_EVENT(sock_exceed_buf_limit,
  31
  32         TP_PROTO(struct sock *sk, struct proto *prot, long allocated, int kind),
  33
  34         TP_ARGS(sk, prot, allocated, kind),
  35
  36         TP_FIELDS(
  37                 ctf_string(name, prot->name)
  38                 ctf_array(long, sysctl_mem, prot->sysctl_mem, 3)
  39                 ctf_integer(long, allocated, allocated)
  40                 ctf_integer(int, sysctl_rmem, sk_get_rmem0(sk, prot))
  41                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  42                 ctf_integer(int, sysctl_wmem, sk_get_wmem0(sk, prot))
  43                 ctf_integer(int, wmem_alloc, refcount_read(&sk->sk_wmem_alloc))
  44                 ctf_integer(int, wmem_queued, sk->sk_wmem_queued)
  45                 ctf_integer(int, kind, kind)
  46         )
  47 )
  48
  49 #elif (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0))
  50
  51 LTTNG_TRACEPOINT_EVENT(sock_exceed_buf_limit,
  52
  53         TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
  54
  55         TP_ARGS(sk, prot, allocated),
  56
  57         TP_FIELDS(
  58                 ctf_string(name, prot->name)
  59                 ctf_array(long, sysctl_mem, prot->sysctl_mem, 3)
  60                 ctf_integer(long, allocated, allocated)
  61                 ctf_integer(int, sysctl_rmem, sk_get_rmem0(sk, prot))
  62                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  63         )
  64 )
  65
  66 #else /* #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0)) */
  67
  68 LTTNG_TRACEPOINT_EVENT(sock_exceed_buf_limit,
  69
  70         TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
  71
  72         TP_ARGS(sk, prot, allocated),
  73
  74         TP_FIELDS(
  75                 ctf_string(name, prot->name)
  76                 ctf_array(long, sysctl_mem, prot->sysctl_mem, 3)
  77                 ctf_integer(long, allocated, allocated)
  78                 ctf_integer(int, sysctl_rmem, prot->sysctl_rmem[0])
  79                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  80         )
  81 )
  82
  83 #endif /* #else #if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(4,15,0)) */
  84
  85 #endif /* LTTNG_TRACE_SOCK_H */
  86
  87 /* This part must be outside protection */
  88 #include <lttng/define_trace.h>