xfs: support overlapping intervals in the rmap btree

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Now that the generic btree code supports overlapping intervals, plug
in the rmap btree to this functionality.  We will need it to find
potential left neighbors in xfs_rmap_{alloc,free} later in the patch
set.

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>

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Darrick J. Wong 2016-08-03 11:40:56 +10:00 • committed by Dave Chinner

parent 4b8ed67794

commit cfed56ae5f

2 changed files with 74 additions and 4 deletions

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68

fs/xfs/libxfs/xfs_rmap_btree.c

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10

fs/xfs/libxfs/xfs_rmap_btree.h

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