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-rw-r--r--fs/xfs/xfs_mount.c16
1 files changed, 16 insertions, 0 deletions
diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index 6f23fbd..461e791 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -725,6 +725,22 @@ xfs_mountfs(
}
/*
+ * If enabled, sparse inode chunk alignment is expected to match the
+ * cluster size. Full inode chunk alignment must match the chunk size,
+ * but that is checked on sb read verification...
+ */
+ if (xfs_sb_version_hassparseinodes(&mp->m_sb) &&
+ mp->m_sb.sb_spino_align !=
+ XFS_B_TO_FSBT(mp, mp->m_inode_cluster_size)) {
+ xfs_warn(mp,
+ "Sparse inode block alignment (%u) must match cluster size (%llu).",
+ mp->m_sb.sb_spino_align,
+ XFS_B_TO_FSBT(mp, mp->m_inode_cluster_size));
+ error = -EINVAL;
+ goto out_remove_uuid;
+ }
+
+ /*
* Set inode alignment fields
*/
xfs_set_inoalignment(mp);
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