From mboxrd@z Thu Jan 1 00:00:00 1970 From: "Martin K. Petersen" Subject: Re: [PATCHv2] scsi_dh_alua: skip RTPG for devices only supporting active/optimized Date: Wed, 10 Jan 2018 23:09:55 -0500 Message-ID: References: <1513943573-35956-1-git-send-email-hare@suse.de> Mime-Version: 1.0 Content-Type: text/plain Return-path: Received: from userp2130.oracle.com ([156.151.31.86]:55538 "EHLO userp2130.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752922AbeAKEKL (ORCPT ); Wed, 10 Jan 2018 23:10:11 -0500 In-Reply-To: <1513943573-35956-1-git-send-email-hare@suse.de> (Hannes Reinecke's message of "Fri, 22 Dec 2017 12:52:53 +0100") Sender: linux-scsi-owner@vger.kernel.org List-Id: linux-scsi@vger.kernel.org To: Hannes Reinecke Cc: "Martin K. Petersen" , Christoph Hellwig , James Bottomley , Bart van Assche , linux-scsi@vger.kernel.org, Hannes Reinecke Hannes, > For hardware only supporting active/optimized there's no point in > ever re-issuing RTPG as the only new state we can possibly read is > active/optimized. > This avoid spurious errors during path failover on such arrays. Applied to 4.16/scsi-queue. Thanks! -- Martin K. Petersen Oracle Linux Engineering