函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\namei.c Create Date:2022-07-29 10:34:55
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：lookup_slow

函数原型：static struct dentry *lookup_slow(const struct qstr *name, struct dentry *dir, unsigned int flags)

返回类型：struct dentry

参数：

类型参数名称
const struct qstr *name
struct dentry *dir
unsigned intflags
1679  inode等于 Where the name belongs to - NULL is * negative
1681  inode_lock_shared(inode)
1682  res等于Fast lookup failed, do it the slow way
1683  inode_unlock_shared(inode)
1684  返回:res
调用者
名称描述
walk_component
lookup_one_len_unlockedlookup_one_len_unlocked - filesystem helper to lookup single pathname component*@name: pathname component to lookup*@base: base directory to lookup from*@len: maximum length @len should be interpreted to* Note that this routine is purely a helper for