Function report |
Source Code:fs\namespace.c |
Create Date:2022-07-28 20:09:13 |
Last Modify:2020-03-12 14:18:49 | Copyright©Brick |
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Name:may_umount_tree - check if a mount tree is busy*@mnt: root of mount tree* This is called to check if a tree of mounts has any* open files, pwds, chroots or sub mounts that are* busy.
Proto:int may_umount_tree(struct vfsmount *m)
Type:int
Parameter:
Type | Parameter | Name |
---|---|---|
struct vfsmount * | m |
1309 | mnt = real_mount(m) |
1310 | actual_refs = 0 |
1311 | minimum_refs = 0 |
1316 | lock_mount_hash() |
1319 | minimum_refs += 2 |
1321 | unlock_mount_hash() |
1323 | If actual_refs > minimum_refs Then Return 0 |
1326 | Return 1 |
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