From mboxrd@z Thu Jan  1 00:00:00 1970
From: Christoph Hellwig <hch@lst.de>
Subject: Re: [PATCH 20/23] scsi_dh_alua: Recheck state on unit attention
Date: Tue, 1 Sep 2015 12:31:26 +0200
Message-ID: <20150901103126.GF9838@lst.de>
References: <1440679281-13234-1-git-send-email-hare@suse.de> <1440679281-13234-21-git-send-email-hare@suse.de>
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To: Hannes Reinecke <hare@suse.de>
Cc: James Bottomley <james.bottomley@hansenpartnership.com>, Christoph Hellwig <hch@lst.de>, "Martin K. Petersen" <martin.petersen@oracle.com>, Bart van Assche <bart.vanassche@sandisk.com>, linux-scsi@vger.kernel.org

> -			alua_check(sdev);
> -			return ADD_TO_MLQUEUE;
> +			alua_check(sdev, false);
> +			return NEEDS_RETRY;

What's the reason for the change in return value here?