iomap: add a flag to report shared extents
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 19 Sep 2016 00:13:02 +0000 (10:13 +1000)
committerDave Chinner <david@fromorbit.com>
Mon, 19 Sep 2016 00:13:02 +0000 (10:13 +1000)
commite43c460dcd265431df7a5e481450ad9c0596c10c
tree2b68863bf6d156f977c9e48e5bb2b56883139922
parent5f4e5752a8a3a72c79514def2ad9fc7cd410ce2e
iomap: add a flag to report shared extents

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Dave Chinner <david@fromorbit.com>
fs/iomap.c
include/linux/iomap.h