函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\btree.c Create Date:2022-07-27 07:50:32
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：keyzero

函数原型：static int keyzero(struct btree_geo *geo, unsigned long *key)

返回类型：int

参数：

类型参数名称
struct btree_geo *geo
unsigned long *key
234  以i小于keylen循环如果key[i]则
236  返回:0
238  返回:1
调用者
名称描述
btree_get_prevUsually this function is quite similar to normal lookup. But the key of* a parent node may be smaller than the smallest key of all its siblings.* In such a case we cannot just return NULL, as we have only proven that no