include/trace/events/sock.h

   1 /* SPDX-License-Identifier: GPL-2.0 */
   2 #undef TRACE_SYSTEM
   3 #define TRACE_SYSTEM sock
   4
   5 #if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
   6 #define _TRACE_SOCK_H
   7
   8 #include <net/sock.h>
   9 #include <linux/tracepoint.h>
  10
  11 TRACE_EVENT(sock_rcvqueue_full,
  12
  13         TP_PROTO(struct sock *sk, struct sk_buff *skb),
  14
  15         TP_ARGS(sk, skb),
  16
  17         TP_STRUCT__entry(
  18                 __field(int, rmem_alloc)
  19                 __field(unsigned int, truesize)
  20                 __field(int, sk_rcvbuf)
  21         ),
  22
  23         TP_fast_assign(
  24                 __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
  25                 __entry->truesize   = skb->truesize;
  26                 __entry->sk_rcvbuf  = sk->sk_rcvbuf;
  27         ),
  28
  29         TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
  30                 __entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf)
  31 );
  32
  33 TRACE_EVENT(sock_exceed_buf_limit,
  34
  35         TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
  36
  37         TP_ARGS(sk, prot, allocated),
  38
  39         TP_STRUCT__entry(
  40                 __array(char, name, 32)
  41                 __field(long *, sysctl_mem)
  42                 __field(long, allocated)
  43                 __field(int, sysctl_rmem)
  44                 __field(int, rmem_alloc)
  45         ),
  46
  47         TP_fast_assign(
  48                 strncpy(__entry->name, prot->name, 32);
  49                 __entry->sysctl_mem = prot->sysctl_mem;
  50                 __entry->allocated = allocated;
  51                 __entry->sysctl_rmem = prot->sysctl_rmem[0];
  52                 __entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
  53         ),
  54
  55         TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld "
  56                 "sysctl_rmem=%d rmem_alloc=%d",
  57                 __entry->name,
  58                 __entry->sysctl_mem[0],
  59                 __entry->sysctl_mem[1],
  60                 __entry->sysctl_mem[2],
  61                 __entry->allocated,
  62                 __entry->sysctl_rmem,
  63                 __entry->rmem_alloc)
  64 );
  65
  66 #endif /* _TRACE_SOCK_H */
  67
  68 /* This part must be outside protection */
  69 #include <trace/define_trace.h>