Re: [RFC 0/7] [RFC] cramfs: fake write support

[Arnd Bergmann]

On Monday 02 June 2008, hooanon05@xxxxxxxxxxx wrote:
> Aure rename returns EXDEV when the target is a dir and it has child
> entr(y|ies) on lower branhc(es). And mv(1) handles this case.
> My Engilsh might be miunderstood. Do you think link(2) should return an
> error when the target exists on lower writable branch?

Any writes should always just go to the top level. If the source file
for link() exists on the top level, link should succeed even if a target
exists on a lower level (given that the user has permissions to
unlink that file), but should return EXDEV if the source comes from
a lower level.

	Arnd <><
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