137     idp->top->bitmap = 0;  in __idr_grow()
142         idp->top->bitmap = 1;  in __idr_grow()
194             cur_layer->bitmap = 0;  in __idr_get_empty_slot()
227         stk[0]->bitmap |= (1ull << layer_id);  in __idr_mark_full()
234         stk[i]->bitmap |= (1ull << layer_id);  in __idr_mark_full()
273         if (unlikely(((cur_layer->bitmap >> layer_id) & 1) == 0))  in __idr_get_path()
308         stk[0]->bitmap ^= (1ull << layer_id);  in __idr_erase_full()
319         if (NULL == stk[layer - 1]->bitmap) // 儿子是空节点  in __idr_erase_full()
322             stk[layer]->bitmap ^= (1ull << layer_id);  in __idr_erase_full()
340     while (idp->top != NULL && ((idp->top->bitmap <= 1 && idp->top->layer > 0) || // 一条链的情况  in __idr_erase_full()
341                                 (idp->top->layer == 0 && idp->top->bitmap == 0))) // 最后一个点的情况  in __idr_erase_full()
441         if (layer > 0 && cur_layer->bitmap) // 非叶子节点  in __idr_remove_all_with_free()
444             int64_t id = __lowbit_id(cur_layer->bitmap);  in __idr_remove_all_with_free()
446             cur_layer->bitmap ^= (1ull << id);  in __idr_remove_all_with_free()
610         unsigned long t_bitmap = (cur_layer->bitmap >> pos_i[layer]);  in idr_find_next_getid()
737     if (idp == NULL || idp->top == NULL || !idp->top->bitmap)  in idr_empty()
746     unsigned long flags = ((cur_layer->bitmap) >> layer_id);  in __idr_cnt_pd()
828 static void __ida_bitmap_free(struct ida_bitmap *bitmap)  in __ida_bitmap_free()  argument
830     kfree(bitmap);  in __ida_bitmap_free()
849         struct ida_bitmap *bitmap;  in ida_preload()  local
850         bitmap = kzalloc(sizeof(struct ida_bitmap), gfp_mask);  in ida_preload()
851         if (NULL == bitmap)  in ida_preload()
856         ida_p->free_list = bitmap;  in ida_preload()
892         if (bmp->bitmap[ary_id] != IDR_FULL)  in __get_id_from_bitmap()
894             int bmp_id = __lowbit_id(~bmp->bitmap[ary_id]);  in __get_id_from_bitmap()
895             bmp->bitmap[ary_id] |= (1ull << bmp_id);  in __get_id_from_bitmap()
980     return ((bmp->bitmap[ary_id] >> bmp_id) & 1);  in ida_count()
1008     if (unlikely(NULL == b_p || 0 == ((b_p->bitmap[ary_id] >> bmp_id) & 1)))  in ida_remove()
1012     b_p->bitmap[ary_id] ^= (1ull << bmp_id);  in ida_remove()
1050     if (ida_p == NULL || ida_p->idr.top == NULL || !ida_p->idr.top->bitmap)  in ida_empty()