[PATCH 5.10 1/2] Revert "md: change mddev chunk_sectors from int to unsigned"

[Greg Kroah-Hartman]

From: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>

This reverts commit 6ffeb1c3f8226244c08105bcdbeecc04bad6b89a.

It causes problems :(

Reported-by: Dave Jones <davej@xxxxxxxxxxxxxxxxx>
Reported-by: Mike Snitzer <snitzer@xxxxxxxxxx>
Cc: Song Liu <songliubraving@xxxxxx>
Cc: Jens Axboe <axboe@xxxxxxxxx>
Cc: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx
Signed-off-by: Greg Kroah-Hartman <gregkh@xxxxxxxxxxxxxxxxxxx>
---
 drivers/md/md.h |    4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

--- a/drivers/md/md.h
+++ b/drivers/md/md.h
@@ -311,7 +311,7 @@ struct mddev {
 	int				external;	/* metadata is
 							 * managed externally */
 	char				metadata_type[17]; /* externally set*/
-	unsigned int			chunk_sectors;
+	int				chunk_sectors;
 	time64_t			ctime, utime;
 	int				level, layout;
 	char				clevel[16];
@@ -339,7 +339,7 @@ struct mddev {
 	 */
 	sector_t			reshape_position;
 	int				delta_disks, new_level, new_layout;
-	unsigned int			new_chunk_sectors;
+	int				new_chunk_sectors;
 	int				reshape_backwards;
 
 	struct md_thread		*thread;	/* management thread */