From mboxrd@z Thu Jan 1 00:00:00 1970 From: Alan Cox Subject: Re: AHCI should try to claim all AHCI controllers Date: Wed, 01 Nov 2006 12:23:03 +0000 Message-ID: <1162383783.11965.116.camel@localhost.localdomain> References: <45482BA7.6070904@pobox.com> 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]:1720 "EHLO lxorguk.ukuu.org.uk") by vger.kernel.org with ESMTP id S1946843AbWKAMTd (ORCPT ); Wed, 1 Nov 2006 07:19:33 -0500 In-Reply-To: Sender: linux-ide-owner@vger.kernel.org List-Id: linux-ide@vger.kernel.org To: Linus Torvalds Cc: Jeff Garzik , Conke Hu , linux-kernel@vger.kernel.org, linux-ide@vger.kernel.org, Andrew Morton Ar Maw, 2006-10-31 am 21:22 -0800, ysgrifennodd Linus Torvalds: > (We had the same issue with "PCI IDE controller". Some PCI IDE controllers > are clearly exactly that from a programming interface standpoint, but > because they support RAID in hardware, they claim to be RAID controllers, > since that is more "glamorous". Gaah ;^). Actually its far uglier than that. With one exception they don't support hardware raid mode, they use the RAID class tag to stop other OS drivers grabbing the interface or seeing it directly as un-raided software raid. Alan