From owner-freebsd-arch@FreeBSD.ORG Thu Dec 10 10:02:13 2009 Return-Path: Delivered-To: freebsd-arch@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id 802281065670; Thu, 10 Dec 2009 10:02:13 +0000 (UTC) (envelope-from mavbsd@gmail.com) Received: from mail-fx0-f209.google.com (mail-fx0-f209.google.com [209.85.220.209]) by mx1.freebsd.org (Postfix) with ESMTP id D4FF38FC17; Thu, 10 Dec 2009 10:02:12 +0000 (UTC) Received: by mail-fx0-f209.google.com with SMTP id 2so1296758fxm.13 for ; Thu, 10 Dec 2009 02:02:12 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=gamma; h=domainkey-signature:received:received:sender:message-id:date:from :user-agent:mime-version:to:subject:references:in-reply-to :x-enigmail-version:content-type:content-transfer-encoding; bh=f+/AG5loYrdUKclFmBpM9iOpQlAo3DOrD5IFhjYpTP8=; b=WmzEJF+nRFnyByxG5LGVT6w3TT1dKyRFdib5RxUMTkKGgmpMiiYl5KKRZUR4Lzd9o5 FjVqxPPw8KyaoRHvq4KfyJu5W8GrplWwt3GgyL3/X57cYuWejK2fCtY9sLfMnrLJPa17 e8ZeEaGZ6l/tzTfyuqSAF793xprb2zuWIY4KI= DomainKey-Signature: a=rsa-sha1; c=nofws; d=gmail.com; s=gamma; h=sender:message-id:date:from:user-agent:mime-version:to:subject :references:in-reply-to:x-enigmail-version:content-type :content-transfer-encoding; b=LZqjWcwpGenoryXvWrxF6hCNsv8LDfPi1GxZ40OVP8JUYPPGaG1UkbqoT3lA3N6ssg HUPVcXtUdlMaaTduatwDFolbHS3Gtt7MmeFqhcMbGOsJbZOHMeBZfE+DVuRC4yRt7ePQ AEByJeCvzRUZp3df04maNoBQxQPGWf99clQFY= Received: by 10.223.68.155 with SMTP id v27mr3054036fai.10.1260439332258; Thu, 10 Dec 2009 02:02:12 -0800 (PST) Received: from mavbook.mavhome.dp.ua (pc.mavhome.dp.ua [212.86.226.226]) by mx.google.com with ESMTPS id 14sm249017fxm.15.2009.12.10.02.02.10 (version=SSLv3 cipher=RC4-MD5); Thu, 10 Dec 2009 02:02:10 -0800 (PST) Sender: Alexander Motin Message-ID: <4B20C720.6080105@FreeBSD.org> Date: Thu, 10 Dec 2009 12:02:08 +0200 From: Alexander Motin User-Agent: Thunderbird 2.0.0.23 (X11/20090901) MIME-Version: 1.0 To: FreeBSD-Current , freebsd-arch@freebsd.org References: <4B1671EE.1010301@FreeBSD.org> In-Reply-To: <4B1671EE.1010301@FreeBSD.org> X-Enigmail-Version: 0.96.0 Content-Type: text/plain; charset=KOI8-R Content-Transfer-Encoding: 7bit Cc: Subject: Re: Testing CAM wrapper for ata(4) controller drivers X-BeenThere: freebsd-arch@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussion related to FreeBSD architecture List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 10 Dec 2009 10:02:13 -0000 Alexander Motin wrote: > The main regression of the new mode is a lack of ataraid alternative, to > support cheap BIOS-based ATA RAIDs. If somebody has time and wish to > port that code from inside ata(4) into GEOM module, to make it work over > CAM also, I would appreciate that and propose a help, if needed. May be it would be easier to just teach gmirror, gstripe and gconcat to handle ATA RAIDs metadata formats, to not duplicate and support the rest of code. -- Alexander Motin