md: remove/add redundancy group only in level change

del_gendisk is called in synchronous way now. So it doesn't need to handle
redundancy group in stop path separately.

Reviewed-by: Yu Kuai <yukuai3@huawei.com>
Signed-off-by: Xiao Ni <xni@redhat.com>
Link: https://lore.kernel.org/linux-raid/20250611073108.25463-4-xni@redhat.com
Signed-off-by: Yu Kuai <yukuai3@huawei.com>

diff --git a/drivers/md/md.c b/drivers/md/md.c
index dde3d2bfd34db751c803ed00d2a1600685abd78e..7ae91155f2e4f9b59e6eeb53326feb9454c72805 100644 (file)
--- a/drivers/md/md.c
+++ b/drivers/md/md.c
@@ -6523,8 +6523,6 @@ static void __md_stop(struct mddev *mddev)
        if (mddev->private)
                pers->free(mddev, mddev->private);
        mddev->private = NULL;
-       if (pers->sync_request && mddev->to_remove == NULL)
-               mddev->to_remove = &md_redundancy_group;
        put_pers(pers);
        clear_bit(MD_RECOVERY_FROZEN, &mddev->recovery);