函数逻辑报告 |
Source Code:fs\namespace.c |
Create Date:2022-07-29 10:39:39 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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函数名称:Handle reconfiguration of the mountpoint only without alteration of the* superblock it refers to. This is triggered by specifying MS_REMOUNT|MS_BIND* to mount(2).
函数原型:static int do_reconfigure_mnt(struct path *path, unsigned int mnt_flags)
返回类型:int
参数:
类型 | 参数 | 名称 |
---|---|---|
struct path * | path | |
unsigned int | mnt_flags |
2499 | mnt等于real_mount(mnt) |
2505 | 如果dentry不等于 root of the mounted tree 则返回:负EINVAL |
2508 | 如果非Don't allow locked mount flags to be cleared.* No locks need to be held here while testing the various MNT_LOCK* flags because those flags can never be cleared once they are set.则返回:负EPERM |
2511 | lock for writing |
2512 | ret等于change_mount_ro_state(mnt, mnt_flags) |
2513 | 如果ret恒等于0则Update the user-settable attributes on a mount. The caller must hold* sb->s_umount for writing. |
2515 | lease a write lock |
2517 | mnt_warn_timestamp_expiry(path, & mnt) |
2519 | 返回:ret |
名称 | 描述 |
---|---|
do_mount | Flags 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) |
源代码转换工具 开放的插件接口 | X |
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支持:c/c++/esqlc/java Oracle/Informix/Mysql 插件可实现:逻辑报告 代码生成和批量转换代码 |