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authorDarrick J. Wong <darrick.wong@oracle.com>2019-01-16 10:12:33 -0800
committerDarrick J. Wong <darrick.wong@oracle.com>2019-02-04 09:31:20 -0800
commit1b10ce3a1b62aa8457df213607364e6ec3647613 (patch)
treedb9cfa3fc5c25d2ec670b715a4e713947d8bd240 /fs
parentae4323006b376a9e868df3591d63e83a5340abed (diff)
xfs: realtime rmap btree transaction reservations
Make sure that there's enough log reservation to handle mapping and unmapping realtime extents. We have to reserve enough space to handle a split in the rtrmapbt to add the record and a second split in the regular rmapbt to record the rtrmapbt split. Signed-off-by: Darrick J. Wong <darrick.wong@oracle.com>
Diffstat (limited to 'fs')
-rw-r--r--fs/xfs/libxfs/xfs_trans_resv.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/fs/xfs/libxfs/xfs_trans_resv.c b/fs/xfs/libxfs/xfs_trans_resv.c
index 33cc35159088..477c67f1faa7 100644
--- a/fs/xfs/libxfs/xfs_trans_resv.c
+++ b/fs/xfs/libxfs/xfs_trans_resv.c
@@ -74,7 +74,8 @@ xfs_allocfree_log_count(
blocks = num_ops * 2 * (2 * mp->m_ag_maxlevels - 1);
if (xfs_sb_version_hasrmapbt(&mp->m_sb))
- blocks += num_ops * (2 * mp->m_rmap_maxlevels - 1);
+ blocks += max(num_ops * (2 * mp->m_rmap_maxlevels - 1),
+ num_ops * (2 * mp->m_rtrmap_maxlevels - 1));
if (xfs_sb_version_hasreflink(&mp->m_sb))
blocks += num_ops * (2 * mp->m_refc_maxlevels - 1);