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authorBrian Foster <bfoster@redhat.com>2014-04-24 10:00:52 +0400
committerDave Chinner <david@fromorbit.com>2014-04-24 10:00:52 +0400
commit9d43b180af67cccd4bd1342f7f54f8131515b0a1 (patch)
treef4bb0ee658249dc78c5465a850e53add0384b236 /fs/xfs/xfs_trans_space.h
parentaafc3c24652924ea951d215d04a3f42e832e9d7d (diff)
downloadlinux-9d43b180af67cccd4bd1342f7f54f8131515b0a1.tar.xz
xfs: update inode allocation/free transaction reservations for finobt
Create the xfs_calc_finobt_res() helper to calculate the finobt log reservation for inode allocation and free. Update XFS_IALLOC_SPACE_RES() to reserve blocks for the additional finobt insertion on inode allocation. Create XFS_IFREE_SPACE_RES() to reserve blocks for the potential finobt record insertion on inode free (i.e., if an inode chunk was previously fully allocated). Signed-off-by: Brian Foster <bfoster@redhat.com> Reviewed-by: Dave Chinner <dchinner@redhat.com> Signed-off-by: Dave Chinner <david@fromorbit.com>
Diffstat (limited to 'fs/xfs/xfs_trans_space.h')
-rw-r--r--fs/xfs/xfs_trans_space.h7
1 files changed, 6 insertions, 1 deletions
diff --git a/fs/xfs/xfs_trans_space.h b/fs/xfs/xfs_trans_space.h
index af5dbe06cb65..df4c1f81884c 100644
--- a/fs/xfs/xfs_trans_space.h
+++ b/fs/xfs/xfs_trans_space.h
@@ -47,7 +47,9 @@
#define XFS_DIRREMOVE_SPACE_RES(mp) \
XFS_DAREMOVE_SPACE_RES(mp, XFS_DATA_FORK)
#define XFS_IALLOC_SPACE_RES(mp) \
- ((mp)->m_ialloc_blks + (mp)->m_in_maxlevels - 1)
+ ((mp)->m_ialloc_blks + \
+ (xfs_sb_version_hasfinobt(&mp->m_sb) ? 2 : 1 * \
+ ((mp)->m_in_maxlevels - 1)))
/*
* Space reservation values for various transactions.
@@ -82,5 +84,8 @@
(XFS_DIRREMOVE_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl))
#define XFS_SYMLINK_SPACE_RES(mp,nl,b) \
(XFS_IALLOC_SPACE_RES(mp) + XFS_DIRENTER_SPACE_RES(mp,nl) + (b))
+#define XFS_IFREE_SPACE_RES(mp) \
+ (xfs_sb_version_hasfinobt(&mp->m_sb) ? (mp)->m_in_maxlevels : 0)
+
#endif /* __XFS_TRANS_SPACE_H__ */