xfs: adjust refcount when unmapping file blocks

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When we're unmapping blocks from a reflinked file, decrease the
refcount of the affected blocks and free the extents that are no
longer in use.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>

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This commit is contained in:

Darrick J. Wong 2016-10-03 09:11:23 -07:00

parent 33ba612920

commit 62aab20f08

1 changed files with 11 additions and 3 deletions

Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL

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14

fs/xfs/libxfs/xfs_bmap.c

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