函数逻辑报告

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:fs\pnode.c Create Date:2022-07-29 10:41:42
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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函数名称：rn true if the refcount is greater than count

函数原型：static inline int do_refcount_check(struct mount *mnt, int count)

返回类型：int

参数：

类型参数名称
struct mount *mnt
intcount
357  返回:vfsmount lock must be held for write大于count
调用者
名称描述
propagate_mount_busyheck if the mount 'mnt' can be unmounted successfully.*@mnt: the mount to be checked for unmount* NOTE: unmounting 'mnt' would naturally propagate to all* other mounts its parent propagates to.* Check if any of these mounts that **do not have submounts**