The mddev and queue might be used for another array which does not set these, so they need to be cleared. Signed-off-by: NeilBrown <neilb@xxxxxxx> ### Diffstat output ./drivers/md/md.c | 3 +++ 1 file changed, 3 insertions(+) diff .prev/drivers/md/md.c ./drivers/md/md.c --- .prev/drivers/md/md.c 2007-02-20 17:13:54.000000000 +1100 +++ ./drivers/md/md.c 2007-02-20 17:13:08.000000000 +1100 @@ -3322,6 +3322,9 @@ static int do_md_stop(mddev_t * mddev, i set_disk_ro(disk, 0); blk_queue_make_request(mddev->queue, md_fail_request); mddev->pers->stop(mddev); + mddev->queue->merge_bvec_fn = NULL; + mddev->queue->unplug_fn = NULL; + mddev->queue->issue_flush_fn = NULL; if (mddev->pers->sync_request) sysfs_remove_group(&mddev->kobj, &md_redundancy_group); - To unsubscribe from this list: send the line "unsubscribe linux-raid" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html