Messages in this thread | | | Date | Sat, 29 Dec 2007 04:31:28 +0100 (CET) | From | Jan Engelhardt <> | Subject | Re: RFC: permit link(2) to work across --bind mounts ? |
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On Dec 28 2007 18:53, dean gaudet wrote: >p.s. in retrospect i probably could have arranged it more like this: > > mount /dev/md1 $tmpmntpoint > mount --bind $tmpmntpoint/var /var > mount --bind $tmpmntpoint/home /home > umount $tmpmntpoint > >except i can't easily specify that in fstab... and neither of the bind >mounts would show up in df(1). seems like it wouldn't be hard to support >this type of subtree mount though. mount(8) could support a single >subtree mount using this technique but the second subtree mount attempt >would fail because you can't temporarily remount the device because the >mount point is gone.
Why is it gone?
mount /dev/md1 /tmpmnt mount --bind /tmpmnt/var /var mount --bind /tmpmnt/home /home
Is perfectly fine, and /tmpmnt is still alive and mounted. Additionally, you can
umount /tmpmnt
now, which leaves only /var and /home.
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