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kernel/linux-imx6_3.14.28/include/trace/events/sock.h 1.54 KB
6b13f685e   김민수   BSP 최초 추가
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  #undef TRACE_SYSTEM
  #define TRACE_SYSTEM sock
  
  #if !defined(_TRACE_SOCK_H) || defined(TRACE_HEADER_MULTI_READ)
  #define _TRACE_SOCK_H
  
  #include <net/sock.h>
  #include <linux/tracepoint.h>
  
  TRACE_EVENT(sock_rcvqueue_full,
  
  	TP_PROTO(struct sock *sk, struct sk_buff *skb),
  
  	TP_ARGS(sk, skb),
  
  	TP_STRUCT__entry(
  		__field(int, rmem_alloc)
  		__field(unsigned int, truesize)
  		__field(int, sk_rcvbuf)
  	),
  
  	TP_fast_assign(
  		__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
  		__entry->truesize   = skb->truesize;
  		__entry->sk_rcvbuf  = sk->sk_rcvbuf;
  	),
  
  	TP_printk("rmem_alloc=%d truesize=%u sk_rcvbuf=%d",
  		__entry->rmem_alloc, __entry->truesize, __entry->sk_rcvbuf)
  );
  
  TRACE_EVENT(sock_exceed_buf_limit,
  
  	TP_PROTO(struct sock *sk, struct proto *prot, long allocated),
  
  	TP_ARGS(sk, prot, allocated),
  
  	TP_STRUCT__entry(
  		__array(char, name, 32)
  		__field(long *, sysctl_mem)
  		__field(long, allocated)
  		__field(int, sysctl_rmem)
  		__field(int, rmem_alloc)
  	),
  
  	TP_fast_assign(
  		strncpy(__entry->name, prot->name, 32);
  		__entry->sysctl_mem = prot->sysctl_mem;
  		__entry->allocated = allocated;
  		__entry->sysctl_rmem = prot->sysctl_rmem[0];
  		__entry->rmem_alloc = atomic_read(&sk->sk_rmem_alloc);
  	),
  
  	TP_printk("proto:%s sysctl_mem=%ld,%ld,%ld allocated=%ld "
  		"sysctl_rmem=%d rmem_alloc=%d",
  		__entry->name,
  		__entry->sysctl_mem[0],
  		__entry->sysctl_mem[1],
  		__entry->sysctl_mem[2],
  		__entry->allocated,
  		__entry->sysctl_rmem,
  		__entry->rmem_alloc)
  );
  
  #endif /* _TRACE_SOCK_H */
  
  /* This part must be outside protection */
  #include <trace/define_trace.h>