Messages in this thread |  | | Date | Tue, 6 May 2003 17:09:21 +0200 | From | Alex Riesen <> | Subject | Re: Fwd: allow rename to "--bind"-mounted filesystem |
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viro@parcelfarce.linux.theplanet.co.uk, Tue, May 06, 2003 17:02:19 +0200: > On Tue, May 06, 2003 at 04:34:59PM +0200, Alex Riesen wrote: > > viro@parcelfarce.linux.theplanet.co.uk, Tue, May 06, 2003 16:30:26 +0200: > > > On Tue, May 06, 2003 at 12:04:35PM +0200, Alex Riesen wrote: > > > > i just came over this patch, and wondered why is it missing in > > > > both 2.4 and 2.5 (the code in do_rename is identical in both > > > > kernels). > > > > > > > > Are such renames really not allowed, or was it just fixed > > > > differently? > > > > > > Such remames are _deliberately_ not allowed. > > > > because that would be against semantics of a mounted filesystem? > > (which, in turn, would break something) > > Binding a subtree creates a sandbox of sorts. You can bind a bunch of > subtrees of the same fs into namespace and have normal protection > against rename and link between them.
sounds useful, even though i can't think of real example of such a use :)
Thank you, that clarifies the behaviour, at least to me. - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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