From mboxrd@z Thu Jan 1 00:00:00 1970 From: Lars Marowsky-Bree Subject: Re: [PATCH 000 of 5] md: Introduction Date: Mon, 23 Jan 2006 11:45:22 +0100 Message-ID: <20060123104522.GE2366@marowsky-bree.de> References: <17360.9233.215291.380922@cse.unsw.edu.au> <20060120183621.GA2799@redhat.com> <20060120225724.GW22163@marowsky-bree.de> <20060121000142.GR2801@redhat.com> <20060121000344.GY22163@marowsky-bree.de> <20060121000806.GT2801@redhat.com> <20060121001311.GA22163@marowsky-bree.de> <20060123094418.GX2801@redhat.com> <20060123102601.GD2366@marowsky-bree.de> <20060123103851.GY2801@redhat.com> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Content-Disposition: inline In-Reply-To: <20060123103851.GY2801@redhat.com> Sender: linux-raid-owner@vger.kernel.org To: Heinz Mauelshagen Cc: Neil Brown , Phillip Susi , Jan Engelhardt , "Lincoln Dale (ltd)" , Michael Tokarev , linux-raid@vger.kernel.org, linux-kernel@vger.kernel.org, "Steinar H. Gunderson" List-Id: linux-raid.ids On 2006-01-23T11:38:51, Heinz Mauelshagen wrot= e: > > Ok, I still didn't get that. I must be slow. > >=20 > > Did you implement some DM-internal stacking now to avoid the above > > mentioned complexity?=20 > >=20 > > Otherwise, even DM-on-DM is still stacked via the block device > > abstraction... >=20 > No, not necessary because a single-level raid4/5 mapping will do it. > Ie. it supports parameters in the constructor as other targe= ts > do as well (eg. mirror or linear). An dm-md wrapper would not support such a basic feature (which is easil= y added to md too) how? I mean, "I'm rewriting it because I want to and because I understand an= d own the code then" is a perfectly legitimate reason, but let's please not pretend there's really sound and good technical reasons ;-) Sincerely, Lars Marowsky-Br=E9e --=20 High Availability & Clustering SUSE Labs, Research and Development SUSE LINUX Products GmbH - A Novell Business -- Charles Darwin "Ignorance more frequently begets confidence than does knowledge" - To unsubscribe from this list: send the line "unsubscribe linux-raid" i= n the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html