1 files changed, 4 insertions, 1 deletions

diff --git a/drivers/md/raid10.c b/drivers/md/raid10.c
index 981898049491..d6f7978b4449 100644
--- a/drivers/md/raid10.c
+++ b/drivers/md/raid10.c
@@ -4529,11 +4529,12 @@ static sector_t reshape_request(struct mddev *mddev, sector_t sector_nr,
                 allow_barrier(conf);
         }
 
+        raise_barrier(conf, 0);
 read_more:
         /* Now schedule reads for blocks from sector_nr to last */
         r10_bio = raid10_alloc_init_r10buf(conf);
         r10_bio->state = 0;
-        raise_barrier(conf, sectors_done != 0);
+        raise_barrier(conf, 1);
         atomic_set(&r10_bio->remaining, 0);
         r10_bio->mddev = mddev;
         r10_bio->sector = sector_nr;
@@ -4629,6 +4630,8 @@ read_more:
         if (sector_nr <= last)
                 goto read_more;
 
+        lower_barrier(conf);
+
         /* Now that we have done the whole section we can
          * update reshape_progress
          */