instrumentation/events/mainline/sock.h

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