On 03/02/2017 10:16 PM, L A Walsh wrote:
>     Anyone know why Linux doesn't do detection by device vs.
> by mount point?  Both pieces of info have their use, but for rename
> seems that 'by device' would be optimal.

quick guess: because not only the device matters.  What if e.g. the
other bind mount is read-only?

Have a nice day,
Berny



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