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 10:39:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：shrink_submounts

函数原型：static void shrink_submounts(struct mount *mnt)

返回类型：void

参数：

类型参数名称
struct mount *mnt
2968  LIST_HEAD(graveyard)
2972  当Ripoff of 'select_parent()'* search the list of submounts for a given mountpoint, and move any* shrinkable submounts to the 'graveyard' list.循环
2973  当非链表为空循环
2974  m等于list_first_entry - get the first element from a list*@ptr: the list head to take the element from.*@type: the type of the struct this is embedded in.*@member: the name of the list_head within the struct.* Note, that list is expected to be not empty.( & graveyard, structmount, mnt_expire)
2976  vfsmount lock must be held for write
2977  mount_lock must be held* namespace_sem must be held for write
调用者
名称描述
do_umount