diff --git a/fs/xfs/xfs_mount.c b/fs/xfs/xfs_mount.c
index a670461918248802b58a10d4442959402f4cce8e..3806088a8f7734c86a196a657c1837a78cd1676b 100644
--- a/fs/xfs/xfs_mount.c
+++ b/fs/xfs/xfs_mount.c
@@ -1945,8 +1945,8 @@ xfs_mount_log_sb(
 			 XFS_SB_VERSIONNUM));
 
 	tp = xfs_trans_alloc(mp, XFS_TRANS_SB_UNIT);
-	error = xfs_trans_reserve(tp, 0, mp->m_sb.sb_sectsize + 128, 0, 0,
-				XFS_DEFAULT_LOG_COUNT);
+	error = xfs_trans_reserve(tp, 0, XFS_SB_LOG_RES(mp), 0, 0,
+				  XFS_DEFAULT_LOG_COUNT);
 	if (error) {
 		xfs_trans_cancel(tp, 0);
 		return error;