From mboxrd@z Thu Jan 1 00:00:00 1970 From: NeilBrown Subject: [PATCH 004 of 6] md: Clean out unplug and other queue function on md shutdown Date: Tue, 20 Feb 2007 17:35:05 +1100 Message-ID: <1070220063505.16178@suse.de> References: <20070220172544.15678.patches@notabene> Return-path: Sender: linux-kernel-owner@vger.kernel.org To: Andrew Morton Cc: linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: linux-raid.ids 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 ### 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);