Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:lib\btree.c Create Date:2022-07-28 06:53:39
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:keyzero

Proto:static int keyzero(struct btree_geo *geo, unsigned long *key)

Type:int

Parameter:

TypeParameterName
struct btree_geo *geo
unsigned long *key
234  When i < keylen cycle If key[i] Then
236  Return 0
238  Return 1
Caller
NameDescribe
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