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 10:34:51
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：path_to_nameidata

函数原型：static inline void path_to_nameidata(const struct path *path, struct nameidata *nd)

返回类型：void

参数：

类型参数名称
const struct path *path
struct nameidata *nd
829  如果非flags按位与RCU pathwalk mode; semi-internal 的值则
830  dput(dentry)
831  如果mnt不等于mnt则mntput(mnt)
834  mnt等于mnt
835  dentry等于dentry
调用者
名称描述
pick_link
step_intoDo we need to follow links? We _really_ want to be able* to do this check without having to look at inode->i_op,* so we keep a cache of "no, this doesn't need follow_link"* for the common case.
handle_lookup_down
do_lastHandle the last step of open()