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(parent: 93175a3) | patch
xfs: always succeed when deduping zero bytes
authorDarrick J. Wong <darrick.wong@oracle.com>
Mon, 28 Nov 2016 03:57:42 +0000 (14:57 +1100)
committerDave Chinner <david@fromorbit.com>
Mon, 28 Nov 2016 03:57:42 +0000 (14:57 +1100)
commit1862b8c001851b104b0fee2b80d06ec751c34f31
tree26091fceaa12422389c5ff5e53077de685b5b1cdtree | snapshot
parent93175a35fa1a627e5fb92befa1d8781b7f5f058dcommit | diff
xfs: always succeed when deduping zero bytes

It turns out that btrfs and xfs had differing interpretations of what
to do when the dedupe length is zero.  Change xfs to follow btrfs'
semantics so that the userland interface is consistent.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Dave Chinner <dchinner@redhat.com>
Signed-off-by: Dave Chinner <david@fromorbit.com>
fs/xfs/xfs_reflink.c diff | blob | history
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