From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: /dev/sd* Date: Thu, 10 Aug 2006 02:44:51 +0100 Message-ID: <1155174291.18272.1.camel@localhost.localdomain> References: <1155144599.5729.226.camel@localhost.localdomain> <20060809212124.GC3691@stusta.de> <1155160903.5729.263.camel@localhost.localdomain> <20060809221857.GG3691@stusta.de> Mime-Version: 1.0 Content-Type: text/plain Content-Transfer-Encoding: 7bit Return-path: Received: from outpipe-village-512-1.bc.nu ([81.2.110.250]:64433 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1030548AbWHJBZd (ORCPT ); Wed, 9 Aug 2006 21:25:33 -0400 In-Reply-To: <20060809221857.GG3691@stusta.de> Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Adrian Bunk Cc: linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org Ar Iau, 2006-08-10 am 00:18 +0200, ysgrifennodd Adrian Bunk: > > USB storage is real SCSI. > Real SCSI for a developer, for a user it's USB. Define SCSI ? > And things become even more confusing considering that the drive might > show up as /dev/sda or /dev/uba depending on the driver used. Windows people seem to cope ok with C: being IDE and E: being SCSI ;) > I'm more concerned about the kernel<->userspace interface. Thats a naming policy matter, udev. > But I'm still not getting the point why the /dev/sd* namespace has to be > used. Because the block layer approach to major/minor numbers means everything using sd (ie everything scsi disk protocol) gets the same device naming scheme. Alan