Messages in this thread | | | Date | Thu, 10 Oct 2013 13:57:15 +0200 | Subject | Re: [RFC][PATCH 4/3] vfs: Allow rmdir to remove mounts in all but the current mount namespace | From | Miklos Szeredi <> |
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On Thu, Oct 10, 2013 at 1:43 PM, Eric W. Biederman <ebiederm@xmission.com> wrote:
> I have been weighing the pros and the cons of this. > > At this point the most practical path I can see is to block unlink, > rename, and rmdir if there is a mount in the local namespace. > > At the very least that makes very limited additions to what applications > can depend on from the vfs, and even more importantly that can be ready > by 3.13. > > Furthermore it removes the nasty need for filesystems to lie to the vfs, > and removes the nasty DOS that non-local mountpoints are.
Agreed 100%.
> Miklos if you as the fuse maintainer aren't worried about network > filesystems, and multiple namespaces I won't worry either. Especially > since modern versions of fuse aren't affected.
I think the above conditions (local mount blocks unlink/rename) are enough to prevent most of the problems, of which there aren't many in any case.
Thanks, Miklos
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