From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756883AbaAJBue (ORCPT ); Thu, 9 Jan 2014 20:50:34 -0500 Received: from aserp1040.oracle.com ([141.146.126.69]:18439 "EHLO aserp1040.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751330AbaAJBu3 (ORCPT ); Thu, 9 Jan 2014 20:50:29 -0500 To: Hannes Reinecke Cc: "Martin K. Petersen" , "Darrick J. Wong" , chuck.lever@oracle.com, Christoph Hellwig , Jens Axboe , linux-kernel@vger.kernel.org, linux-scsi@vger.kernel.org, Doug Gilbert Subject: Re: status of block-integrity From: "Martin K. Petersen" Organization: Oracle Corporation References: <20131222192128.GA28532@infradead.org> <52C6D0DB.1050906@suse.de> <20140107013646.GB10297@birch.djwong.org> <52CBAA1B.7000509@suse.de> <52CCFADB.6080909@suse.de> <52CE85C6.8000405@suse.de> Date: Thu, 09 Jan 2014 20:49:53 -0500 In-Reply-To: <52CE85C6.8000405@suse.de> (Hannes Reinecke's message of "Thu, 09 Jan 2014 12:19:34 +0100") Message-ID: User-Agent: Gnus/5.130005 (Ma Gnus v0.5) Emacs/24.2 (gnu/linux) MIME-Version: 1.0 Content-Type: text/plain X-Source-IP: acsinet22.oracle.com [141.146.126.238] Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org >>>>> "Hannes" == Hannes Reinecke writes: Hannes> With LID1/XCopy you have the ambiguity on where to actually send Hannes> the command to; the spec is silent in this area. Yeah, right now it's a coin toss. However, thanks to VAAI most arrays support LID1. I'm trying to leverage that. Doesn't in any way preclude LID4 being supported as well. Hannes> As said, Doug and me are working on putting this into sg3_utils, Hannes> then we'll have a better idea on the actual workings. Cool! That'll save me some headaches when we start seeing LID4 devices. -- Martin K. Petersen Oracle Linux Engineering