xfs: scrub the realtime refcount btree

Add code to scrub realtime refcount btrees.  Similar to the refcount
btree checking code for the data device, we walk the rmap btree for each
refcount record to confirm that the reference counts are correct.

Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>
This commit is contained in:
Darrick J. Wong 2024-11-20 16:21:06 -08:00
commit c27929670d
10 changed files with 519 additions and 3 deletions