#undef TRACE_SYSTEM
  #define TRACE_SYSTEM oom
  
  #if !defined(_TRACE_OOM_H) || defined(TRACE_HEADER_MULTI_READ)
  #define _TRACE_OOM_H
  #include <linux/tracepoint.h>
  
  TRACE_EVENT(oom_score_adj_update,
  
  	TP_PROTO(struct task_struct *task),
  
  	TP_ARGS(task),
  
  	TP_STRUCT__entry(
  		__field(	pid_t,	pid)
  		__array(	char,	comm,	TASK_COMM_LEN )
  		__field(	 int,	oom_score_adj)
  	),
  
  	TP_fast_assign(
  		__entry->pid = task->pid;
  		memcpy(__entry->comm, task->comm, TASK_COMM_LEN);
  		__entry->oom_score_adj = task->signal->oom_score_adj;
  	),
  
  	TP_printk("pid=%d comm=%s oom_score_adj=%d",
  		__entry->pid, __entry->comm, __entry->oom_score_adj)
  );
  
  #endif
  
  /* This part must be outside protection */
  #include <trace/define_trace.h>