instrumentation/events/lttng-module/sock.h

   1 /* SPDX-License-Identifier: GPL-2.0-only */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM sock
   4
   5 #if !defined(LTTNG_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define LTTNG_TRACE_SOCK_H
   7
   8 #include <probes/lttng-tracepoint-event.h>
   9 #include <net/sock.h>
  10
  11 LTTNG_TRACEPOINT_EVENT(sock_rcvqueue_full,
  12
  13         TP_PROTO(struct sock *sk, struct sk_buff *skb),
  14
  15         TP_ARGS(sk, skb),
  16
  17         TP_FIELDS(
  18                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  19                 ctf_integer(unsigned int, truesize, skb->truesize)
  20                 ctf_integer(int, sk_rcvbuf, sk->sk_rcvbuf)
  21         )
  22 )
  23
  24 LTTNG_TRACEPOINT_EVENT(sock_exceed_buf_limit,
  25
  26         TP_PROTO(struct sock *sk, struct proto *prot, long allocated, int kind),
  27
  28         TP_ARGS(sk, prot, allocated, kind),
  29
  30         TP_FIELDS(
  31                 ctf_string(name, prot->name)
  32                 ctf_array(long, sysctl_mem, prot->sysctl_mem, 3)
  33                 ctf_integer(long, allocated, allocated)
  34                 ctf_integer(int, sysctl_rmem, sk_get_rmem0(sk, prot))
  35                 ctf_integer(int, rmem_alloc, atomic_read(&sk->sk_rmem_alloc))
  36                 ctf_integer(int, sysctl_wmem, sk_get_wmem0(sk, prot))
  37                 ctf_integer(int, wmem_alloc, refcount_read(&sk->sk_wmem_alloc))
  38                 ctf_integer(int, wmem_queued, sk->sk_wmem_queued)
  39                 ctf_integer(int, kind, kind)
  40         )
  41 )
  42
  43 #endif /* LTTNG_TRACE_SOCK_H */
  44
  45 /* This part must be outside protection */
  46 #include <probes/define_trace.h>