diff --git a/mdadm.8 b/mdadm.8
index 2df353c..fb20383 100644
--- a/mdadm.8
+++ b/mdadm.8
@@ -311,7 +311,7 @@ says to get a list of array devices from
 .TP
 .BR \-e ", " \-\-metadata=
 Declare the style of RAID metadata (superblock) to be used.  The
-default is 0.90 for
+default is 1.1 for
 .BR \-\-create ,
 and to guess for other operations.
 The default can be overridden by setting the
@@ -323,15 +323,16 @@ keyword in
 
 Options are:
 .RS
-.IP "0, 0.90, default"
+.IP "0, 0.90"
 Use the original 0.90 format superblock.  This format limits arrays to
 28 component devices and limits component devices of levels 1 and
 greater to 2 terabytes.
-.IP "1, 1.0, 1.1, 1.2"
+.IP "1, 1.0, 1.1, 1.2 default"
 Use the new version-1 format superblock.  This has few restrictions.
 The different sub-versions store the superblock at different locations
 on the device, either at the end (for 1.0), at the start (for 1.1) or
-4K from the start (for 1.2).
+4K from the start (for 1.2).  '1' is equivalent to '1.0', 'default' is
+equivalent to '1.1'.
 .IP ddf
 Use the "Industry Standard" DDF (Disk Data Format) format defined by
 SNIA.
diff --git a/super0.c b/super0.c
index 9f78b94..f9e6a6d 100644
--- a/super0.c
+++ b/super0.c
@@ -921,9 +921,7 @@ static struct supertype *match_metadata_desc0(char *arg)
 	while (arg[0] == '0' && arg[1] == '0')
 		arg++;
 	if (strcmp(arg, "0") == 0 ||
-	    strcmp(arg, "0.90") == 0 ||
-	    strcmp(arg, "default") == 0 ||
-	    strcmp(arg, "") == 0 /* no metadata */
+	    strcmp(arg, "0.90") == 0
 		)
 		return st;
 
diff --git a/super1.c b/super1.c
index 667154d..a21e7e3 100644
--- a/super1.c
+++ b/super1.c
@@ -1351,7 +1351,10 @@ static struct supertype *match_metadata_desc1(char *arg)
 		return st;
 	}
 	if (strcmp(arg, "1.1") == 0 ||
-	    strcmp(arg, "1.01") == 0) {
+	    strcmp(arg, "1.01") == 0 ||
+	    strcmp(arg, "default") == 0 ||
+	    strcmp(arg, "") == 0 /* no metadata */
+		) {
 		st->minor_version = 1;
 		return st;
 	}
diff --git a/test b/test
index c49d857..d0456f1 100644
--- a/test
+++ b/test
@@ -34,6 +34,8 @@ mdsize0=19904
 mdsize00=19840
 # super1.0 round down to multiple of 2, subtract 8
 mdsize1=19992
+# super1.1 for linear: round to multiple of 2, subtract 4
+mdsize1_l=19996
 # subtract another 4 for bitmaps
 mdsize1b=19988
 mdsize11=19992
diff --git a/tests/00linear b/tests/00linear
index d0791c1..1aea0a2 100644
--- a/tests/00linear
+++ b/tests/00linear
@@ -3,11 +3,17 @@
 
 mdadm -CR $md0 -l linear -n3 $dev0 $dev1 $dev2
 check linear
-testdev $md0 3 $mdsize0 1
+testdev $md0 3 $mdsize1_l 1
 mdadm -S $md0
 
-# now with version-1 superblock
-mdadm -CR $md0 -e1 --level=linear -n4 $dev0 $dev1 $dev2 $dev3
+# now with version-0.90 superblock
+mdadm -CR $md0 -e0.90 --level=linear -n4 $dev0 $dev1 $dev2 $dev3
+check linear
+testdev $md0 4 $mdsize0 1
+mdadm -S $md0
+
+# now with version-1.0 superblock
+mdadm -CR $md0 -e1.0 --level=linear -n4 $dev0 $dev1 $dev2 $dev3
 check linear
 testdev $md0 4 $mdsize1 1
 mdadm -S $md0
diff --git a/tests/00multipath b/tests/00multipath
index efad690..cc52fb3 100644
--- a/tests/00multipath
+++ b/tests/00multipath
@@ -4,21 +4,21 @@
 
 mdadm -CR $md1 -l multipath -n2 $path0 $path1
 
-testdev $md1 1 $mdsize0 1
+testdev $md1 1 $mdsize1 1
 
 mdadm $md1 -f $path0
 rotest $md1
-testdev $md1 1 $mdsize0 1
+testdev $md1 1 $mdsize1 1
 
 mdadm $md1 -r $path0
 mdadm $md1 -a $path0
 
 rotest $md1
-testdev $md1 1 $mdsize0 1
+testdev $md1 1 $mdsize1 1
 
 mdadm $md1 -f $path1
 mdadm $md1 -r $path1
 rotest $md1
-testdev $md1 1 $mdsize0 1
+testdev $md1 1 $mdsize1 1
 
 mdadm -S $md1
diff --git a/tests/00raid0 b/tests/00raid0
index 8c3dfc3..1614a63 100644
--- a/tests/00raid0
+++ b/tests/00raid0
@@ -3,13 +3,13 @@
 
 mdadm -CR $md0 -l raid0 -n3 $dev0 $dev1 $dev2 
 check raid0
-testdev $md0 3 $mdsize0 512 
+testdev $md0 3 $mdsize1_l 512 
 mdadm -S $md0
 
-# now with version-1 superblock
-mdadm -CR $md0 -e1 -l0 -n4 $dev0 $dev1 $dev2 $dev3 
+# now with version-0.90 superblock
+mdadm -CR $md0 -e0.90 -l0 -n4 $dev0 $dev1 $dev2 $dev3 
 check raid0
-testdev $md0 4 $mdsize1 512 
+testdev $md0 4 $mdsize0 512 
 mdadm -S $md0
 
 # now with no superblock
@@ -22,13 +22,13 @@ mdadm -S $md0
 # now same again with different chunk size
 for chunk in 4 32 256
 do
-  mdadm -CR $md0 -l raid0 --chunk $chunk -n3 $dev0 $dev1 $dev2 
+  mdadm -CR $md0 -e0.90 -l raid0 --chunk $chunk -n3 $dev0 $dev1 $dev2 
   check raid0
   testdev $md0 3 $mdsize0 $chunk
   mdadm -S $md0
 
   # now with version-1 superblock
-  mdadm -CR $md0 -e1 -l0 -c $chunk -n4 $dev0 $dev1 $dev2 $dev3 
+  mdadm -CR $md0 -e1.0 -l0 -c $chunk -n4 $dev0 $dev1 $dev2 $dev3 
   check raid0
   testdev $md0 4 $mdsize1 $chunk
   mdadm -S $md0
diff --git a/tests/00raid1 b/tests/00raid1
index 2ad82d0..45dc86a 100644
--- a/tests/00raid1
+++ b/tests/00raid1
@@ -6,14 +6,14 @@
 mdadm -CR $md0 -l 1 -n2 $dev0 $dev1 
 check resync
 check raid1
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 mdadm -S $md0
 
-# now with version-1 superblock, spare
-mdadm -CR $md0 -e1 --level=raid1 -n3 -x2 $dev0 missing missing $dev1 $dev2 
+# now with version-0.90 superblock, spare
+mdadm -CR $md0 -e0.90 --level=raid1 -n3 -x2 $dev0 missing missing $dev1 $dev2 
 check recovery
 check raid1
-testdev $md0 1 $mdsize1b 1
+testdev $md0 1 $mdsize0 1
 mdadm -S $md0
 
 # now with no superblock
diff --git a/tests/00raid10 b/tests/00raid10
index 283bfcd..796b970 100644
--- a/tests/00raid10
+++ b/tests/00raid10
@@ -13,6 +13,6 @@ do
  esac
  mdadm --create --run --level=raid10 --layout $lo --raid-disks 6 -x 1 $md0 $devs
  check resync ; check raid10
- testdev $md0 $m $mdsize0 $[512*cm]
+ testdev $md0 $m $mdsize1 $[512*cm]
  mdadm -S $md0
 done
diff --git a/tests/00raid4 b/tests/00raid4
index fa6eab5..97d3e3f 100644
--- a/tests/00raid4
+++ b/tests/00raid4
@@ -3,7 +3,7 @@
 
 mdadm -CfR $md0 -l 4 -n3 $dev0 $dev1 $dev2 
 check resync ; check raid[45]
-testdev $md0 2 $mdsize0 512
+testdev $md0 2 $mdsize1 512
 mdadm -S $md0
 
 # now with version-1 superblock
diff --git a/tests/00raid5 b/tests/00raid5
index 0caf935..a288c83 100644
--- a/tests/00raid5
+++ b/tests/00raid5
@@ -1,7 +1,7 @@
 
 # create a simple raid5 set
 
-mdadm -CfR $md0 -l 5 -n3 $dev0 $dev1 $dev2 
+mdadm -CfR $md0 -e 0.90 -l 5 -n3 $dev0 $dev1 $dev2 
 check resync
 testdev $md0 2 $mdsize0 512
 mdadm -S $md0
@@ -19,7 +19,7 @@ do
 
   mdadm -CfR $md0  -l 5 -p $lo -n3 $dev0 $dev1 $dev2 
   check resync ; check raid5
-  testdev $md0 2 $mdsize0 512
+  testdev $md0 2 $mdsize1 512
   mdadm -S $md0
 
   # now with version-1 superblock
diff --git a/tests/00raid6 b/tests/00raid6
index 4b293e2..63d60f5 100644
--- a/tests/00raid6
+++ b/tests/00raid6
@@ -1,7 +1,7 @@
 
 # create a simple raid6 set
 
-mdadm -CfR $md0 -l 6 -n4 $dev0 $dev1 $dev2 $dev3 
+mdadm -CfR $md0 -e0.90 -l 6 -n4 $dev0 $dev1 $dev2 $dev3 
 check resync ; check raid6
 testdev $md0 2 $mdsize0 512
 mdadm -S $md0
diff --git a/tests/02lineargrow b/tests/02lineargrow
index 3f7c1a9..b093355 100644
--- a/tests/02lineargrow
+++ b/tests/02lineargrow
@@ -6,8 +6,8 @@ do
   case $e in
 	0.90 ) sz=$mdsize0 ;;
 	1 ) sz=$mdsize1 ;;
-	1.1 ) sz=$mdsize11 ;;
-	1.2 ) sz=$mdsize12 ;;
+	1.1 ) sz=$mdsize1_l ;;
+	1.2 ) sz=$mdsize11 ;;
   esac
   mdadm -CRf $md0 --level linear -e $e --raid-disks=1 $dev1
   testdev $md0 1 $sz 1
diff --git a/tests/02r1grow b/tests/02r1grow
index 916a31f..43f037b 100644
--- a/tests/02r1grow
+++ b/tests/02r1grow
@@ -2,7 +2,7 @@
 
 # create a small raid1 array, make it larger.  Then make it smaller
 
-mdadm -CR $md0 --level raid1 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3 
+mdadm -CR $md0 -e 0.90 --level raid1 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3 
 check wait
 check state UUU
 testdev $md0 1 $[size/2] 1
diff --git a/tests/02r5grow b/tests/02r5grow
index 0b46f60..e526962 100644
--- a/tests/02r5grow
+++ b/tests/02r5grow
@@ -2,7 +2,7 @@
 
 # create a small raid5 array, make it larger.  Then make it smaller
 
-mdadm -CR $md0 --level raid5 --chunk=32 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3 
+mdadm -CR $md0 -e0.90 --level raid5 --chunk=32 --raid-disks 3 --size $[size/2] $dev1 $dev2 $dev3 
 check wait
 check state UUU
 testdev $md0 2 $[size/2] 32
diff --git a/tests/02r6grow b/tests/02r6grow
index 1a7042c..3261760 100644
--- a/tests/02r6grow
+++ b/tests/02r6grow
@@ -2,7 +2,7 @@
 
 # create a small raid6 array, make it larger.  Then make it smaller
 
-mdadm -CR $md0 --level raid6 --chunk=32 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 
+mdadm -CR $md0 -e 0.90 --level raid6 --chunk=32 --raid-disks 4 --size $[size/2] $dev1 $dev2 $dev3 $dev4 
 check wait
 check state UUUU
 testdev $md0 2 $[size/2] 32
diff --git a/tests/03r0assem b/tests/03r0assem
index 10e2a66..db6486e 100644
--- a/tests/03r0assem
+++ b/tests/03r0assem
@@ -6,7 +6,7 @@
 
 mdadm -CR $md2 -l0 -n3 $dev0 $dev1 $dev2 
 check raid0
-tst="testdev $md2 3 $mdsize0 512"
+tst="testdev $md2 3 $mdsize1 512"
 $tst
 uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
 mdadm -S $md2
@@ -19,7 +19,72 @@ mdadm -A $md2 -u $uuid $devlist
 $tst
 mdadm -S $md2
 
-mdadm --assemble $md2 --super-minor=2 $devlist 
+mdadm --assemble $md2 --name=2 $devlist 
+$tst
+mdadm -S $md2
+
+conf=$targetdir/mdadm.conf
+{ 
+  echo DEVICE $devlist
+  echo array $md2 UUID=$uuid
+} > $conf
+
+mdadm -As -c $conf $md2 
+$tst
+mdadm -S $md2
+
+{ 
+  echo DEVICE $devlist
+  echo array $md2 name=2
+} > $conf
+
+mdadm -As -c $conf $md2 
+$tst
+mdadm -S $md2
+
+
+{ 
+  echo DEVICE $devlist
+  echo array $md2 devices=$dev0,$dev1,$dev2
+} > $conf
+
+mdadm -As -c $conf $md2 
+$tst
+
+echo "DEVICE $devlist" > $conf
+mdadm -Db $md2 >> $conf
+mdadm -S $md2
+
+mdadm --assemble --scan --config=$conf $md2 
+$tst
+mdadm -S $md2
+
+echo "  metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
+mdadm --assemble --scan --config=$conf $md2 
+$tst
+mdadm -S $md2
+
+
+### Now for version 0...
+
+mdadm --zero-superblock $dev0 $dev1 $dev2
+mdadm -CR $md2 -l0 --metadata=0.90 -n3 $dev0 $dev1 $dev2 
+check raid0
+tst="testdev $md2 3 $mdsize0 512"
+$tst
+
+uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
+mdadm -S $md2
+
+mdadm -A $md2 $dev0 $dev1 $dev2  
+$tst
+mdadm -S $md2
+
+mdadm -A $md2 -u $uuid $devlist 
+$tst
+mdadm -S $md2
+
+mdadm --assemble $md2 --super-minor=2 $devlist # 
 $tst
 mdadm -S $md2
 
@@ -43,72 +108,6 @@ $tst
 mdadm -S $md2
 
 
-{ 
-  echo DEVICE $devlist
-  echo array $md2 devices=$dev0,$dev1,$dev2
-} > $conf
-
-mdadm -As -c $conf $md2 
-$tst
-
-echo "DEVICE $devlist" > $conf
-mdadm -Db $md2 >> $conf
-mdadm -S $md2
-
-mdadm --assemble --scan --config=$conf $md2 
-$tst
-mdadm -S $md2
-
-echo "  metadata=0.90 devices=$dev0,$dev1,$dev2" >> $conf
-mdadm --assemble --scan --config=$conf $md2 
-$tst
-mdadm -S $md2
-
-
-### Now for version 1...
-
-mdadm --zero-superblock $dev0 $dev1 $dev2
-mdadm -CR $md2 -l0 --metadata=1.0 -n3 $dev0 $dev1 $dev2 
-check raid0
-tst="testdev $md2 3 $mdsize1 512"
-$tst
-
-uuid=`mdadm -Db $md2 | sed 's/.*UUID=//'`
-mdadm -S $md2
-
-mdadm -A $md2 $dev0 $dev1 $dev2  
-$tst
-mdadm -S $md2
-
-mdadm -A $md2 -u $uuid $devlist 
-$tst
-mdadm -S $md2
-
-# version 1 has no super-minor
-# mdadm --assemble $md2 --super-minor=2 $devlist # 
-# $tst
-# mdadm -S $md2
-
-conf=$targetdir/mdadm.conf
-{ 
-  echo DEVICE $devlist
-  echo array $md2 UUID=$uuid
-} > $conf
-
-mdadm -As -c $conf $md2 
-$tst
-mdadm -S $md2
-
-#{ 
-#  echo DEVICE $devlist
-#  echo array $md2 super-minor=2
-#} > $conf
-#
-#mdadm -As -c $conf $md2 
-#$tst
-#mdadm -S $md2
-
-
 { 
   echo DEVICE $devlist
   echo array $md2 devices=$dev0,$dev1,$dev2
diff --git a/tests/03r5assem b/tests/03r5assem
index 585170f..de0d56b 100644
--- a/tests/03r5assem
+++ b/tests/03r5assem
@@ -2,7 +2,7 @@
 # create a raid5 array and assemble it in various ways,
 # including with missing devices.
 
-mdadm -CR $md1 -l5 -n3 $dev0 $dev1 $dev2 
+mdadm -CR -e 0.90 $md1 -l5 -n3 $dev0 $dev1 $dev2 
 tst="check raid5 ;testdev $md1 2 $mdsize0 512 ; mdadm -S $md1"
 uuid=`mdadm -Db $md1 | sed 's/.*UUID=//'`
 check wait
diff --git a/tests/04r0update b/tests/04r0update
index e13645b..0cd815a 100644
--- a/tests/04r0update
+++ b/tests/04r0update
@@ -1,6 +1,6 @@
 
 # create a raid0, re-assemble with a different super-minor
-mdadm -CR $md0 -l0 -n3 $dev0 $dev1 $dev2 
+mdadm -CR -e 0.90 $md0 -l0 -n3 $dev0 $dev1 $dev2 
 testdev $md0 3 $mdsize0 512
 minor1=`mdadm -E $dev0 | sed -n -e 's/.*Preferred Minor : //p'`
 mdadm -S /dev/md0
diff --git a/tests/05r1-bitmapfile b/tests/05r1-bitmapfile
index 59564cb..380b229 100644
--- a/tests/05r1-bitmapfile
+++ b/tests/05r1-bitmapfile
@@ -6,11 +6,11 @@ bmf=$targetdir/bitmap
 rm -f $bmf
 mdadm --create --run $md0 --level=1 -n2 --delay=1  --bitmap $bmf $dev1 $dev2  
 check wait
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 mdadm -S $md0
 
 mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
@@ -20,7 +20,7 @@ then  echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
   exit 1
 fi
 mdadm $md0 -f $dev1
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 sleep 4
 dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 if [ $dirty3 -lt 400 ]
diff --git a/tests/05r1-grow-external b/tests/05r1-grow-external
index aa49109..c110093 100644
--- a/tests/05r1-grow-external
+++ b/tests/05r1-grow-external
@@ -4,7 +4,7 @@
 #
 mdadm --create --run $md0 -l 1 -n 2 $dev1 $dev2
 check wait
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 
 bmf=$targetdir/bm
 rm -f $bmf
@@ -14,7 +14,7 @@ dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty4=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
diff --git a/tests/05r1-grow-internal b/tests/05r1-grow-internal
index 1da28a9..6389562 100644
--- a/tests/05r1-grow-internal
+++ b/tests/05r1-grow-internal
@@ -4,7 +4,7 @@
 #
 mdadm --create --run $md0 -l 1 -n 2 $dev1 $dev2
 check wait
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 
 #mdadm -E $dev1
 mdadm --grow $md0 --bitmap=internal --delay=1 || { mdadm -X $dev2 ; exit 1; }
@@ -12,7 +12,7 @@ dirty1=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 dirty3=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty4=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
diff --git a/tests/05r1-internalbitmap b/tests/05r1-internalbitmap
index 30114b0..0af4a7a 100644
--- a/tests/05r1-internalbitmap
+++ b/tests/05r1-internalbitmap
@@ -2,7 +2,7 @@
 # 
 # create a raid1 with an internal bitmap
 #
-mdadm --create --run $md0 --level=1 -n2 --delay=1  --bitmap internal $dev1 $dev2  
+mdadm --create -e0.90 --run $md0 --level=1 -n2 --delay=1  --bitmap internal $dev1 $dev2  
 check wait
 testdev $md0 1 $mdsize0 1
 mdadm -S $md0
diff --git a/tests/05r1-n3-bitmapfile b/tests/05r1-n3-bitmapfile
index 59664fb..4b4f0f1 100644
--- a/tests/05r1-n3-bitmapfile
+++ b/tests/05r1-n3-bitmapfile
@@ -6,7 +6,7 @@
 #
 bmf=$targetdir/bitmap
 rm -f $bmf
-mdadm --create --run $md0 --level=1 -n3 --delay=1  --bitmap $bmf $dev1 $dev2 $dev3  
+mdadm --create -e0.90 --run $md0 --level=1 -n3 --delay=1  --bitmap $bmf $dev1 $dev2 $dev3  
 check wait
 testdev $md0 1 $mdsize0 1
 mdadm -S $md0
diff --git a/tests/05r1-re-add b/tests/05r1-re-add
index b2dd82e..97db6c5 100644
--- a/tests/05r1-re-add
+++ b/tests/05r1-re-add
@@ -8,7 +8,7 @@
 mdadm -CR $md0 -l1 -n2 -binternal -d1 $dev1 $dev2
 check resync
 check wait
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 sleep 4
 
 mdadm $md0 -f $dev2
@@ -21,10 +21,10 @@ check nosync
 mdadm $md0 -f $dev2
 sleep 1
 mdadm $md0 -r $dev2
-testdev $md0 1 $mdsize0 1
+testdev $md0 1 $mdsize1 1
 mdadm $md0 -a $dev2
 check wait
-cmp --bytes=$[$mdsize0*1024] $dev1 $dev2
+cmp --ignore-initial=$[16*512] --bytes=$[$mdsize0*1024] $dev1 $dev2
 
 mdadm $md0 -f $dev2; sleep 1
 mdadm $md0 -r $dev2
@@ -32,5 +32,5 @@ if dd if=/dev/zero of=$md0 ; then : ; fi
 mdadm $md0 -a $dev2
 check recovery
 check wait
-cmp --bytes=$[$mdsize0*1024] $dev1 $dev2
+cmp --ignore-initial=$[16*512] --bytes=$[$mdsize0*1024] $dev1 $dev2
 mdadm -S $md0
diff --git a/tests/05r5-bitmapfile b/tests/05r5-bitmapfile
index 25c1228..c753758 100644
--- a/tests/05r5-bitmapfile
+++ b/tests/05r5-bitmapfile
@@ -6,11 +6,11 @@ bmf=$targetdir/bitmap
 rm -f $bmf
 mdadm --create --run $md0 --level=5 -n3 --delay=1  --bitmap $bmf $dev1 $dev2 $dev3
 check wait
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 mdadm -S $md0
 
 mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2 $dev3
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
@@ -20,7 +20,7 @@ then  echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
   exit 1
 fi
 mdadm $md0 -f $dev1
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 sleep 4
 dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 if [ $dirty3 -lt 400 ]
diff --git a/tests/05r5-internalbitmap b/tests/05r5-internalbitmap
index d79db90..50dd36e 100644
--- a/tests/05r5-internalbitmap
+++ b/tests/05r5-internalbitmap
@@ -4,11 +4,11 @@
 #
 mdadm --create --run $md0 --level=5 -n3 --delay=1  --bitmap internal $dev1 $dev2 $dev3
 check wait
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 mdadm -S $md0
 
 mdadm --assemble $md0 $dev1 $dev2 $dev3
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 dirty1=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
@@ -18,7 +18,7 @@ then  echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
   exit 1
 fi
 mdadm $md0 -f $dev1
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 sleep 4
 dirty3=`mdadm -X $dev2 | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 if [ $dirty3 -lt 400 ]
diff --git a/tests/05r6-bitmapfile b/tests/05r6-bitmapfile
index 865cedb..28c590e 100644
--- a/tests/05r6-bitmapfile
+++ b/tests/05r6-bitmapfile
@@ -6,11 +6,11 @@ bmf=$targetdir/bitmap
 rm -f $bmf
 mdadm --create --run $md0 --level=6 -n4 --delay=1  --bitmap $bmf $dev1 $dev2 $dev3 $dev4
 check wait
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 mdadm -S $md0
 
 mdadm --assemble $md0 --bitmap=$bmf $dev1 $dev2 $dev3 $dev4
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 dirty1=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 sleep 4
 dirty2=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
@@ -20,7 +20,7 @@ then  echo >&2 "ERROR bad 'dirty' counts: $dirty1 and $dirty2"
   exit 1
 fi
 mdadm $md0 -f $dev3
-testdev $md0 2 $mdsize0 1
+testdev $md0 2 $mdsize1 512
 sleep 4
 dirty3=`mdadm -X $bmf | sed -n -e 's/.*Bitmap.* \([0-9]*\) dirty.*/\1/p'`
 if [ $dirty3 -lt 400 ]
diff --git a/tests/06r5swap b/tests/06r5swap
index 6a722e8..5373a60 100644
--- a/tests/06r5swap
+++ b/tests/06r5swap
@@ -1,7 +1,7 @@
 
 # make a raid5 array, byte swap the superblocks, then assemble...
 
-mdadm -CR $md0 -l5 -n4 $dev0 $dev1 $dev2 $dev3
+mdadm -CR $md0 -e 0.90 -l5 -n4 $dev0 $dev1 $dev2 $dev3
 sleep 4
 mdadm -S $md0
 
diff --git a/tests/06wrmostly b/tests/06wrmostly
index 34be60d..a4d730e 100644
--- a/tests/06wrmostly
+++ b/tests/06wrmostly
@@ -2,13 +2,13 @@
 # create a raid1 array with a wrmostly device
 
 mdadm -CR $md0 -l1 -n3 $dev0 $dev1 --write-mostly $dev2
-testdev $md0 1 $mdsize0 64
+testdev $md0 1 $mdsize1 1
 
 # unfortunately, we cannot measure if any read requests are going to $dev2
 
 mdadm -S $md0
 
 mdadm -CR $md0 -l1 -n3 --write-behind --bitmap=internal $dev0 $dev1 --write-mostly $dev2
-testdev $md0 1 $mdsize0 64
+testdev $md0 1 $mdsize1 1
 mdadm -S $md0
 
diff --git a/tests/07autoassemble b/tests/07autoassemble
index be3d993..49b9985 100644
--- a/tests/07autoassemble
+++ b/tests/07autoassemble
@@ -8,9 +8,9 @@ mdadm -CR $md0 -l0 -n2 $md1 $md2  --homehost=testing
 
 mdadm -Ss
 mdadm -As -c /dev/null --homehost=testing -vvv
-testdev $md1 1 $mdsize0 64
-testdev $md2 1 $mdsize0 64
-testdev $md0 2 $mdsize00 512
+testdev $md1 1 $mdsize1 1
+testdev $md2 1 $mdsize1 1
+testdev $md0 2 $mdsize11 512
 mdadm -Ss
 
 mdadm --zero-superblock $dev0 $dev1 $dev2 $dev3
@@ -19,6 +19,6 @@ mdadm -CR $md1 -l1 -n2 $dev0 $dev1  --homehost=testing
 mdadm -CR $md0 -l0 -n2 $md1 $dev2  --homehost=testing
 mdadm -Ss
 mdadm -As -c /dev/null --homehost=testing -vvv
-testdev $md1 1 $mdsize0 64
-testdev $md0 1 $[mdsize0+mdsize00] 512
+testdev $md1 1 $mdsize1 1
+testdev $md0 1 $[mdsize1+mdsize11] 512
 mdadm -Ss
diff --git a/tests/07autodetect b/tests/07autodetect
index 5460c5b..156cced 100644
--- a/tests/07autodetect
+++ b/tests/07autodetect
@@ -12,15 +12,15 @@ then
 fi
 
 
-mdadm -CR $mdp0 -l0 -f -n1 $dev0
-mdadm -CR $mdp1 -l0 -f -n1 $dev1
+mdadm -CR -e 0 $mdp0 -l0 -f -n1 $dev0
+mdadm -CR -e 0 $mdp1 -l0 -f -n1 $dev1
 sfdisk $mdp0 >&2 << END
 ,,FD
 END
 sfdisk $mdp1 >&2 << END
 ,,FD
 END
-mdadm -CR $md0 -l1 -n2 ${mdp0}p1 ${mdp1}p1
+mdadm -CR -e 0 $md0 -l1 -n2 ${mdp0}p1 ${mdp1}p1
 check resync
 check raid1
 check wait
diff --git a/tests/07changelevels b/tests/07changelevels
index 633798d..57790a1 100644
--- a/tests/07changelevels
+++ b/tests/07changelevels
@@ -10,7 +10,7 @@ export MDADM_GROW_VERIFY=1
 dotest() {
  sleep 0.5
  check wait
- testdev $md0 $1 $mdsize0 64 nd
+ testdev $md0 $1 $mdsize1 64 nd
  blockdev --flushbufs $md0
  cmp -s -n $[textK*1024] $md0 /tmp/RandFile || { echo cmp failed; exit 2; }
  # write something new - shift chars 4 space
@@ -42,8 +42,8 @@ checkgeo() {
 
 bu=/tmp/md-test-backup
 rm -f $bu
-mdadm -CR $md0 -l1 -n2 -x1 $dev0 $dev1 $dev2
-testdev $md0 1 $mdsize0 64
+mdadm -CR $md0 -l1 -n2 -x1 $dev0 $dev1 $dev2 -z 19968
+testdev $md0 1 $mdsize1 64
 dd if=/tmp/RandFile of=$md0
 dotest 1
 
@@ -57,14 +57,14 @@ dotest 3
 mdadm -G $md0 -l6 --backup-file $bu
 dotest 3
 
-mdadm -G /dev/md0 --array-size $[mdsize0*2]
+mdadm -G /dev/md0 --array-size 39936
 mdadm -G $md0 -n4 --backup-file $bu
 dotest 2
 
 mdadm -G $md0 -l5 --backup-file $bu
 dotest 2
 
-mdadm -G /dev/md0 --array-size $mdsize0
+mdadm -G /dev/md0 --array-size 19968
 mdadm -G $md0 -n2 --backup-file $bu
 dotest 1
 
@@ -79,7 +79,7 @@ dotest 3
 
 mdadm $md0 --fail $dev0
 
-mdadm -G /dev/md0 --array-size $[mdsize0*2]
+mdadm -G /dev/md0 --array-size 39936
 mdadm -G $md0 -n4 --backup-file $bu
 dotest 2
 mdadm $md0 --fail $dev4
@@ -98,7 +98,7 @@ dotest 2
 mdadm -G $md0 -l5 --backup-file $bu
 dotest 2
 
-mdadm -G /dev/md0 --array-size $mdsize0
+mdadm -G /dev/md0 --array-size 19968
 mdadm -G $md0 -n2 --backup-file $bu
 dotest 1
 mdadm $md0 --fail $dev2
diff --git a/tests/07layouts b/tests/07layouts
index 91baec0..e72bb35 100644
--- a/tests/07layouts
+++ b/tests/07layouts
@@ -12,7 +12,7 @@ export MDADM_GROW_VERITY=1
 dotest() {
  sleep 0.5
  check wait
- testdev $md0 $1 $mdsize0 512 nd
+ testdev $md0 $1 $mdsize1 512 nd
  blockdev --flushbufs $md0
  cmp -s -n $[textK*1024] $md0 /tmp/RandFile || { echo cmp failed; exit 2; }
  # write something new - shift chars 4 space
diff --git a/tests/07testreshape5 b/tests/07testreshape5
index 7c2bfc1..724621a 100644
--- a/tests/07testreshape5
+++ b/tests/07testreshape5
@@ -25,7 +25,7 @@ do
       # test restore: make a raid5 from a file, then do a compare
       dd if=/dev/urandom of=/tmp/RandFile bs=1024 count=$size
       $dir/test_stripe restore /tmp/RandFile $disks $[chunk*1024] $level $nlayout 0 $[size*1024] $devs
-      mdadm -CR $md0 -amd -l$level -n$disks --assume-clean -c $chunk -p $layout $devs
+      mdadm -CR -e 1.0 $md0 -amd -l$level -n$disks --assume-clean -c $chunk -p $layout $devs
       cmp -s -n $[size*1024] $md0 /tmp/RandFile || { echo cmp failed ; exit 2; }
 
       # FIXME check parity