Re: [PATCH] private mounts

[Ram <linuxram@us.ibm.com>]

On Thu, 2005-04-28 at 00:00, Miklos Szeredi wrote:
> > ok. Generally overmounts are done on the root dentry of the topmost
> > vfsmount.  But in this case, your patch mounts it on the same dentry
> > as that of the private mount.
> > 
> > Essentially I was always under the assertion that 'a dentry can hold
> > only one vfsmount'.  But invisible mount seem to invalidate that
> > assertion.
> 
> You can do that without an invisible mount:
> 
> mkdir /tmp/mnt
> mkdir /tmp/dir1
> mkdir /tmp/dir1/subdir1
> mkdir /tmp/dir2
> mkdir /tmp/dir2/subdir2
> 
> cd /tmp/mnt
> mount --bind /tmp/dir1 .
> mount --bind /tmp/dir2 .
> 
> Now you have both /tmp/dir1 and /tmp/dir2 rooted at the same dentry.

Ok. got it!. Agreed. great example!

Thanks,
RP

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