Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\pnode.c Create Date:2022-07-28 20:11:01
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Annotation kernel can get tool activityDownload SCCTChinese

Name:Clear MNT_LOCKED when it can be shown to be safe.* mount_lock lock must be held for write

Proto:void propagate_mount_unlock(struct mount *mnt)

Type:void

Parameter:

TypeParameterName
struct mount *mnt
415  parent = mnt_parent
418  BUG_ON(parent == mnt)
420  When m cycle
422  child = d the first mount at @dentry on vfsmount @mnt.* call under rcu_read_lock()
423  If child Then mnt_flags &= ~MNT_LOCKED
Caller
NameDescribe
umount_treemount_lock must be held* namespace_sem must be held for write