函数逻辑报告

函数名称：vent_trace_add_tracer - add a instance of a trace_array to events*@parent: The parent dentry to place the files/directories for events in*@tr: The trace array associated with these events* When a new instance is created, it needs to set up its events

函数原型：int event_trace_add_tracer(struct dentry *parent, struct trace_array *tr)

返回类型：int

参数：