函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\namespace.c Create Date:2022-07-29 10:39:40
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：do_move_mount_old

函数原型：static int do_move_mount_old(struct path *path, const char *old_name)

返回类型：int

参数：

类型参数名称
struct path *path
const char *old_name
2685  如果非old_name或非old_name则返回:负EINVAL
2688  err等于kern_path(old_name, llow links at the end , & old_path)
2689  如果err则返回:err
2692  err等于do_move_mount( & old_path, path)
2693  path_put - put a reference to a path*@path: path to put the reference to* Given a path decrement the reference count to the dentry and the vfsmount.
2694  返回:err
调用者
名称描述
do_mountFlags is a 32-bit value that allows up to 31 non-fs dependent flags to* be given to the mount() call (ie: read-only, no-dev, no-suid etc)