md: fix some comments.

1/ Raid5 has learned to take over also raid4 and raid6 arrays.
2/ new_chunk in mdp_superblock_1 is in sectors, not bytes.

Signed-off-by: NeilBrown <neilb@suse.de>

1 files changed, 0 insertions, 2 deletions

diff --git a/drivers/md/raid5.c b/drivers/md/raid5.c
index 72e8a324dcfb..009344156751 100644
--- a/drivers/md/raid5.c
+++ b/drivers/md/raid5.c
@@ -5231,8 +5231,6 @@ static void *raid5_takeover(mddev_t *mddev)
          *  raid1 - if there are two drives.  We need to know the chunk size
          *  raid4 - trivial - just use a raid4 layout.
          *  raid6 - Providing it is a *_6 layout
-         *
-         * For now, just do raid1
          */
 
         if (mddev->level == 1)