456 struct perf_hpp_fmt {  struct
458 	int (*header)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,  argument
460 	int (*width)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,  argument
462 	void (*init)(struct perf_hpp_fmt *fmt, struct hist_entry *he);  argument
463 	int (*color)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,  argument
465 	int (*entry)(struct perf_hpp_fmt *fmt, struct perf_hpp *hpp,  argument
467 	perf_hpp_fmt_cmp_t cmp;  argument
468 	perf_hpp_fmt_cmp_t collapse;  argument
469 	perf_hpp_fmt_cmp_t sort;  argument
470 	bool (*equal)(struct perf_hpp_fmt *a, struct perf_hpp_fmt *b);  argument
471 	void (*free)(struct perf_hpp_fmt *fmt);  argument
473 	struct list_head list;
474 	struct list_head sort_list;
475 	bool elide;
476 	int len;
477 	int user_len;
478 	int idx;
479 	int level;