Re: blk-mq problem on proliant DL380 G3 (cciss)

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Meelis,

can you give the patch below a try?  This only tries to locked the door
on devices that actually were reset. Given that on a reset device we
fail all commands before resuming operations it should work fine there
as all tags should be released.

diff --git a/drivers/scsi/scsi_error.c b/drivers/scsi/scsi_error.c
index fa7b5ec..7af43cb 100644
--- a/drivers/scsi/scsi_error.c
+++ b/drivers/scsi/scsi_error.c
@@ -2016,8 +2016,10 @@ static void scsi_restart_operations(struct Scsi_Host *shost)
 	 * is no point trying to lock the door of an off-line device.
 	 */
 	shost_for_each_device(sdev, shost) {
-		if (scsi_device_online(sdev) && sdev->locked)
+		if (scsi_device_online(sdev) && sdev->was_reset && sdev->locked) {
 			scsi_eh_lock_door(sdev);
+			sdev->was_reset = 0;
+		}
 	}
 
 	/*
--
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