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 10:39:31
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称:namespace_unlock

函数原型:static void namespace_unlock(void)

返回类型:void

参数:

1363  LIST_HEAD(list)
1365  移出列表
1366  加入二个链表项并重新初始化
1368  lease a write lock
1370  shrink_dentry_list( & list)
1372  如果此条件成立可能性大(为编译器优化)(hlist_empty( & head))则返回
1375  synchronize_rcu_expedited - Brute-force RCU grace period* Wait for an RCU grace period, but expedite it
1378  hlist_del( & mnt_umount)
1379  mntput( & mnt)
调用者
名称描述
do_umount
__detach_mounts__detach_mounts - lazily unmount all mounts on the specified dentry* During unlink, rmdir, and d_drop it is possible to loose the path* to an existing mountpoint, and wind up leaking the mount
collect_mountsCaller should check returned pointer for errors
dissolve_on_fput
drop_collected_mounts
lock_mount
unlock_mount
do_change_typersively change the type of the mountpoint.
open_detached_copy
finish_automount
mnt_set_expirymnt_set_expiry - Put a mount on an expiration list*@mnt: The mount to list.*@expiry_list: The list to add the mount to.
mark_mounts_for_expiryprocess a list of expirable mountpoints with the intent of discarding any* mountpoints that aren't in use and haven't been touched since last we came* here
copy_mnt_ns