From owner-freebsd-stable@FreeBSD.ORG Thu Jan 1 19:50:49 2015 Return-Path: Delivered-To: freebsd-stable@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:1900:2254:206a::19:1]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by hub.freebsd.org (Postfix) with ESMTPS id 73313E97 for ; Thu, 1 Jan 2015 19:50:49 +0000 (UTC) Received: from mail-wg0-f43.google.com (mail-wg0-f43.google.com [74.125.82.43]) (using TLSv1 with cipher ECDHE-RSA-RC4-SHA (128/128 bits)) (Client CN "smtp.gmail.com", Issuer "Google Internet Authority G2" (verified OK)) by mx1.freebsd.org (Postfix) with ESMTPS id F28EE66238 for ; Thu, 1 Jan 2015 19:50:48 +0000 (UTC) Received: by mail-wg0-f43.google.com with SMTP id k14so5598559wgh.16 for ; Thu, 01 Jan 2015 11:50:40 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20130820; h=x-gm-message-state:message-id:date:from:user-agent:mime-version:to :subject:references:in-reply-to:content-type :content-transfer-encoding; bh=7LbO/JaxKnQT9knvBXAYDHKU1P6zCaUhB4NjVwocYiY=; b=hxv7RRFRKMJccB6a4BDALftLFop0kpsLu/heJCmH3sXlTnQW823pPO2KvudlAn3y7T 91nEOBQF69aR+mDo5I3i5vjhsGWktNcAlvKZ79bihmfA7OMJLhAxYNOOaUuo69PFaUya W9jTP+y9bltwxIfcsTeMNl/7IWjSKKiNQbaYIdVQOizfsfdo+ZCeSem+UW5F/bD8fBLt KPtkWcYU9KhpubIzYclMK41L0wOdkn5witMDTUPNkv9976l4H6leWDO0UTnu+VEq5dN3 hV0Za/gpHsJDSbhQ5rixIjRbBcHQVTwMhROs2qbMCFVsy6jOIjIGDpC3ihy14wkfZFor IdHg== X-Gm-Message-State: ALoCoQm79gxwOPw16ZdTAFtAAw3aPqAfhbrf9wUO0Uk0jzvPyAmYnH1ku+MSmPgOxbDC6WNr7sC+ X-Received: by 10.194.79.199 with SMTP id l7mr144322480wjx.136.1420140530012; Thu, 01 Jan 2015 11:28:50 -0800 (PST) Received: from [10.10.1.68] (82-69-141-170.dsl.in-addr.zen.co.uk. [82.69.141.170]) by mx.google.com with ESMTPSA id f7sm51650411wiz.13.2015.01.01.11.28.48 for (version=TLSv1.2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Thu, 01 Jan 2015 11:28:49 -0800 (PST) Message-ID: <54A59FE8.2070008@multiplay.co.uk> Date: Thu, 01 Jan 2015 19:28:40 +0000 From: Steven Hartland User-Agent: Mozilla/5.0 (Windows NT 5.1; rv:31.0) Gecko/20100101 Thunderbird/31.3.0 MIME-Version: 1.0 To: freebsd-stable@freebsd.org Subject: Re: Creating a bootable ZFS disk? References: <54a048f2.45c1c20a.6ffd.ffffe6d7SMTPIN_ADDED_BROKEN@mx.google.com> <54A062FE.6020500@multiplay.co.uk> <54A067D0.4050606@multiplay.co.uk> <349F0A87-5F85-4367-9A5C-E77DBFA16588@karthauser.co.uk> <7E1DA790-822F-4253-A3F6-1E5F5EFFEE04@karthauser.co.uk> <54A1129F.3040004@multiplay.co.uk> <54A18986.4000002@multiplay.co.uk> <5AFFE5CE-ABC7-4D9C-B8E7-0AC9C3327D6B@tao.org.uk> <54A2D3FA.6000404@multiplay.co.uk> <18C4C5D1-04D8-46B3-9E6F-FDAEB49BED1A@tao.org.uk> In-Reply-To: <18C4C5D1-04D8-46B3-9E6F-FDAEB49BED1A@tao.org.uk> Content-Type: text/plain; charset=windows-1252; format=flowed Content-Transfer-Encoding: 7bit X-BeenThere: freebsd-stable@freebsd.org X-Mailman-Version: 2.1.18-1 Precedence: list List-Id: Production branch of FreeBSD source code List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 01 Jan 2015 19:50:49 -0000 On 01/01/2015 17:18, Dr Josef Karthauser wrote: > On 30 Dec 2014, at 16:34, Steven Hartland wrote: >> This is strengthened by the fact that ATI's previous generation HW (SB600) had MSI disabled by r245875 due to a very similar issue. >> >> So given all the evidence so far ahci.0.msi=1 may well be the fix. >> > Is there any benefit to also trying with mdi > 1 < 8? Nope as the ahci(4) details there's only 3 settings: 0 = MSI disabled 1 = Single MSI vector used, if supported 2 = Multiple MSI vectors used, if supported (default) If setting it to 1 does fix it, I've got a patch which provides a quirk we can use to make that the default for this HW. Regards Steve