[patchset] FSCTL_DUP_EXTENTS_TO_FILE IDL fix and smbtorture tests

[Jeremy Allison]

On Thu, Sep 22, 2016 at 12:45:39AM -0700, David Disseldorp wrote:
> Hi,
> 
> The attached patchset includes a fix for the
> FSCTL_DUPLICATE_EXTENTS_TO_FILE IDL, along with a bunch of smbtorture
> tests for the new server-side copy/clone ioctl.
> The tests pass against Windows Server 2016 RTM, and are skipped during
> selftest, thanks to the new FILE_SUPPORTS_BLOCK_REFCOUNTING FS
> attribute, which Samba doesn't currently advertise.
> 
> The server implementation is work in progress (with help from Aurélien),
> but is currently stalled behind a dochelp query.
> 
> Feedback/push appreciated.

Great work David ! Pushed.