xfs: add metadata reservations for realtime rmap btrees

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Reserve some free blocks so that we will always have enough free blocks
in the data volume to handle expansion of the realtime rmap btree.

Signed-off-by: "Darrick J. Wong" <djwong@kernel.org>
Reviewed-by: Christoph Hellwig <hch@lst.de>

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Darrick J. Wong 2024-11-20 16:20:28 -08:00

parent 6b08901a6e

commit 8491a55cfc

3 changed files with 65 additions and 1 deletions

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41

fs/xfs/libxfs/xfs_rtrmap_btree.c

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2

fs/xfs/libxfs/xfs_rtrmap_btree.h

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23

fs/xfs/xfs_rtalloc.c

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