10 static void __swap(struct idr_layer **a, struct idr_layer **b)  in __swap()
12     struct idr_layer *t = *a;  in __swap()
33 static void __move_to_free_list(struct idr *idp, struct idr_layer *p)  in __move_to_free_list()
69     struct idr_layer *item = idp->free_list;  in __get_from_free_list()
100         struct idr_layer *new_one;  in idr_preload()
101         new_one = kzalloc(sizeof(struct idr_layer), gfp_mask); // 默认清空?  in idr_preload()
116 static void __idr_layer_free(struct idr_layer *p)  in __idr_layer_free()
129     struct idr_layer *new_node = __get_from_free_list(idp);  in __idr_grow()
159 static int __idr_get_empty_slot(struct idr *idp, struct idr_layer **stk)  in __idr_get_empty_slot()
171     struct idr_layer *cur_layer = idp->top;  in __idr_get_empty_slot()
213 static __always_inline void __idr_mark_full(struct idr *idp, int id, struct idr_layer **stk, int ma…  in __idr_mark_full()
248 static __always_inline int __idr_get_path(struct idr *idp, int id, struct idr_layer **stk)  in __idr_get_path()
257     struct idr_layer *cur_layer = idp->top;  in __idr_get_path()
294 static __always_inline void __idr_erase_full(struct idr *idp, int id, struct idr_layer **stk, int m…  in __idr_erase_full()
343         struct idr_layer *t = idp->top->layer ? idp->top->ary[0] : NULL;  in __idr_erase_full()
359     struct idr_layer *stk[MAX_LEVEL + 1] = {0};  in __idr_get_new_above_int()
406     struct idr_layer *stk[MAX_LEVEL + 1] = {0};  in idr_remove()
431     int sz = sizeof(struct idr_layer);  in __idr_remove_all_with_free()
432     struct idr_layer *stk[MAX_LEVEL + 1] = {0};  in __idr_remove_all_with_free()
434     struct idr_layer *cur_layer = idp->top;  in __idr_remove_all_with_free()
528     struct idr_layer *cur_layer = idp->top;  in idr_find()
571     struct idr_layer *stk[MAX_LEVEL + 1] = {0};  in idr_find_next_getid()
580     struct idr_layer *cur_layer = idp->top;  in idr_find_next_getid()
684     struct idr_layer *cur_layer = idp->top;  in idr_replace_get_old()
743 static bool __idr_cnt_pd(struct idr_layer *cur_layer, int layer_id)  in __idr_cnt_pd()
755 static bool __idr_cnt(int layer, int id, struct idr_layer *cur_layer)  in __idr_cnt()
796     struct idr_layer *cur_layer = idp->top;  in idr_count()
924     struct idr_layer *stk[MAX_LEVEL + 1] = {0}; // 你可以选择memset(0)  in ida_alloc()
999     struct idr_layer *stk[MAX_LEVEL + 1] = {0};  in ida_remove()