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      1 #ifndef __PERF_SORT_H
      2 #define __PERF_SORT_H
      3 #include "../builtin.h"
      4 
      5 #include "util.h"
      6 
      7 #include "color.h"
      8 /* ANDROID_CHANGE_BEGIN */
      9 #if 0
     10 #include <linux/list.h>
     11 #include "cache.h"
     12 #include <linux/rbtree.h>
     13 #else
     14 #include "include/linux/list.h"
     15 #include "cache.h"
     16 #include "include/linux/rbtree.h"
     17 #endif
     18 /* ANDROID_CHANGE_END */
     19 #include "symbol.h"
     20 #include "string.h"
     21 #include "callchain.h"
     22 #include "strlist.h"
     23 #include "values.h"
     24 
     25 #include "../perf.h"
     26 #include "debug.h"
     27 #include "header.h"
     28 
     29 #include "parse-options.h"
     30 #include "parse-events.h"
     31 
     32 #include "thread.h"
     33 #include "sort.h"
     34 
     35 extern regex_t parent_regex;
     36 extern const char *sort_order;
     37 extern const char default_parent_pattern[];
     38 extern const char *parent_pattern;
     39 extern const char default_sort_order[];
     40 extern int sort__need_collapse;
     41 extern int sort__has_parent;
     42 extern char *field_sep;
     43 extern struct sort_entry sort_comm;
     44 extern struct sort_entry sort_dso;
     45 extern struct sort_entry sort_sym;
     46 extern struct sort_entry sort_parent;
     47 extern enum sort_type sort__first_dimension;
     48 
     49 /**
     50  * struct hist_entry - histogram entry
     51  *
     52  * @row_offset - offset from the first callchain expanded to appear on screen
     53  * @nr_rows - rows expanded in callchain, recalculated on folding/unfolding
     54  */
     55 struct hist_entry {
     56 	struct rb_node		rb_node;
     57 	u64			period;
     58 	u64			period_sys;
     59 	u64			period_us;
     60 	u64			period_guest_sys;
     61 	u64			period_guest_us;
     62 	struct map_symbol	ms;
     63 	struct thread		*thread;
     64 	u64			ip;
     65 	s32			cpu;
     66 	u32			nr_events;
     67 
     68 	/* XXX These two should move to some tree widget lib */
     69 	u16			row_offset;
     70 	u16			nr_rows;
     71 
     72 	bool			init_have_children;
     73 	char			level;
     74 	u8			filtered;
     75 	struct symbol		*parent;
     76 	union {
     77 		unsigned long	  position;
     78 		struct hist_entry *pair;
     79 		struct rb_root	  sorted_chain;
     80 	};
     81 	struct callchain_root	callchain[0];
     82 };
     83 
     84 enum sort_type {
     85 	SORT_PID,
     86 	SORT_COMM,
     87 	SORT_DSO,
     88 	SORT_SYM,
     89 	SORT_PARENT,
     90 	SORT_CPU,
     91 };
     92 
     93 /*
     94  * configurable sorting bits
     95  */
     96 
     97 struct sort_entry {
     98 	struct list_head list;
     99 
    100 	const char *se_header;
    101 
    102 	int64_t (*se_cmp)(struct hist_entry *, struct hist_entry *);
    103 	int64_t (*se_collapse)(struct hist_entry *, struct hist_entry *);
    104 	int	(*se_snprintf)(struct hist_entry *self, char *bf, size_t size,
    105 			       unsigned int width);
    106 	u8	se_width_idx;
    107 	bool	elide;
    108 };
    109 
    110 extern struct sort_entry sort_thread;
    111 extern struct list_head hist_entry__sort_list;
    112 
    113 void setup_sorting(const char * const usagestr[], const struct option *opts);
    114 
    115 extern size_t sort__thread_print(FILE *, struct hist_entry *, unsigned int);
    116 extern size_t sort__comm_print(FILE *, struct hist_entry *, unsigned int);
    117 extern size_t sort__dso_print(FILE *, struct hist_entry *, unsigned int);
    118 extern size_t sort__sym_print(FILE *, struct hist_entry *, unsigned int __used);
    119 extern int64_t cmp_null(void *, void *);
    120 extern int64_t sort__thread_cmp(struct hist_entry *, struct hist_entry *);
    121 extern int64_t sort__comm_cmp(struct hist_entry *, struct hist_entry *);
    122 extern int64_t sort__comm_collapse(struct hist_entry *, struct hist_entry *);
    123 extern int64_t sort__dso_cmp(struct hist_entry *, struct hist_entry *);
    124 extern int64_t sort__sym_cmp(struct hist_entry *, struct hist_entry *);
    125 extern int64_t sort__parent_cmp(struct hist_entry *, struct hist_entry *);
    126 int64_t sort__cpu_cmp(struct hist_entry *left, struct hist_entry *right);
    127 extern size_t sort__parent_print(FILE *, struct hist_entry *, unsigned int);
    128 extern int sort_dimension__add(const char *);
    129 void sort_entry__setup_elide(struct sort_entry *self, struct strlist *list,
    130 			     const char *list_name, FILE *fp);
    131 
    132 #endif	/* __PERF_SORT_H */
    133