671 struct perf_event {  struct
678 	struct list_head		event_entry;
684 	struct list_head		sibling_list;
708 	struct perf_event		*group_leader;  argument
717 	enum perf_event_state		state;  argument
732 	struct perf_event_attr		attr;  argument
736 	struct hw_perf_event		hw;  argument
738 	struct perf_event_context	*ctx;  argument
744 	struct perf_event_pmu_context	*pmu_ctx;  argument
759 	struct perf_event		*parent;  argument
761 	int				oncpu;
762 	int				cpu;
764 	struct list_head		owner_entry;
765 	struct task_struct		*owner;
768 	struct mutex			mmap_mutex;
769 	atomic_t			mmap_count;
771 	struct perf_buffer		*rb;
772 	struct list_head		rb_entry;
773 	unsigned long			rcu_batches;
774 	int				rcu_pending;
799 	struct perf_event		*aux_event;  argument
801 	void (*destroy)(struct perf_event *);  argument
802 	struct rcu_head			rcu_head;
804 	struct pid_namespace		*ns;
805 	u64				id;
807 	atomic64_t			lost_samples;
809 	u64				(*clock)(void);
810 	perf_overflow_handler_t		overflow_handler;
811 	void				*overflow_handler_context;
813 	perf_overflow_handler_t		orig_overflow_handler;
814 	struct bpf_prog			*prog;
815 	u64				bpf_cookie;
819 	struct trace_event_call		*tp_event;
820 	struct event_filter		*filter;
822 	struct ftrace_ops               ftrace_ops;
848  * perf_event_context <-[1:n]-> perf_event_pmu_context <--- perf_event  argument