[Bug 8918] Use OS support to detect zero ranges of source file

[samba-bugs at samba.org]

https://bugzilla.samba.org/show_bug.cgi?id=8918

Matt McCutchen <matt at mattmccutchen.net> changed:

           What    |Removed                     |Added
----------------------------------------------------------------------------
            Summary|Use fiemap to quickly       |Use OS support to detect
                   |detect zero ranges of       |zero ranges of source file
                   |source file                 |

--- Comment #4 from Matt McCutchen <matt at mattmccutchen.net> 2012-06-17 00:51:29 UTC ---
(In reply to comment #3)
> the rsync protocol doesn't yet support indicating holes in the data
> between the sender and the receiver (the receiver just scans for zeros and
> leaves holes when they are found).

Strictly speaking, the protocol issue is orthogonal and is covered by bug 5801.

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