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xfs: store inode btree block counts in AGI header

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Add a btree block usage counters for both inode btrees to the AGI header
so that we don't have to walk the entire finobt at mount time to create
the per-AG reservations.

Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Reviewed-by: Brian Foster <bfoster@redhat.com>
This commit is contained in:
Darrick J. Wong
2020-08-17 09:58:01 -07:00
parent 26e328759b
commit 2a39946c98
6 changed files with 49 additions and 2 deletions
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fs/xfs/libxfs/xfs_ialloc.c
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@@ -2473,6 +2473,7 @@ xfs_ialloc_log_agi(
offsetof(xfs_agi_t, agi_unlinked),
offsetof(xfs_agi_t, agi_free_root),
offsetof(xfs_agi_t, agi_free_level),
offsetof(xfs_agi_t, agi_iblocks),
sizeof(xfs_agi_t)
};
#ifdef DEBUG