xfs: provide a query_range function for freespace btrees

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Implement a query_range function for the bnobt and cntbt.  This will
be used for getfsmap fallback if there is no rmapbt and by the online
scrub and repair code.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>

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Darrick J. Wong 2017-03-28 14:56:35 -07:00

parent 08438b1e38

commit 2d520bfaa2

2 changed files with 52 additions and 0 deletions

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42

fs/xfs/libxfs/xfs_alloc.c

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10

fs/xfs/libxfs/xfs_alloc.h

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