iomap: add a flag to report shared extents

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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>

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Darrick J. Wong 2016-09-19 10:13:02 +10:00 • committed by Dave Chinner

parent 5f4e5752a8

commit e43c460dcd

2 changed files with 3 additions and 0 deletions

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fs/iomap.c

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1

include/linux/iomap.h

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