LXR linux/include/trace/events/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
  10TRACE_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
  32TRACE_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>
  69