From owner-freebsd-hackers@FreeBSD.ORG Thu May 27 15:13:21 2010 Return-Path: Delivered-To: freebsd-hackers@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34]) by hub.freebsd.org (Postfix) with ESMTP id D5226106564A; Thu, 27 May 2010 15:13:21 +0000 (UTC) (envelope-from avg@icyb.net.ua) Received: from citadel.icyb.net.ua (citadel.icyb.net.ua [212.40.38.140]) by mx1.freebsd.org (Postfix) with ESMTP id 956BE8FC15; Thu, 27 May 2010 15:13:20 +0000 (UTC) Received: from odyssey.starpoint.kiev.ua (alpha-e.starpoint.kiev.ua [212.40.38.101]) by citadel.icyb.net.ua (8.8.8p3/ICyb-2.3exp) with ESMTP id SAA22282; Thu, 27 May 2010 18:13:12 +0300 (EEST) (envelope-from avg@icyb.net.ua) Message-ID: <4BFE8C07.9010303@icyb.net.ua> Date: Thu, 27 May 2010 18:13:11 +0300 From: Andriy Gapon User-Agent: Thunderbird 2.0.0.24 (X11/20100517) MIME-Version: 1.0 To: Doug Rabson References: <4BEBA334.6080101@icyb.net.ua> <4BEC040E.9080303@FreeBSD.org> <4BFE2ED6.1070402@freebsd.org> In-Reply-To: X-Enigmail-Version: 0.95.7 Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Cc: freebsd-fs@freebsd.org, freebsd-hackers@freebsd.org, Robert Noland Subject: Re: bin/144214: zfsboot fails on gang block after upgrade to zfs v14 X-BeenThere: freebsd-hackers@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Technical Discussions relating to FreeBSD List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Thu, 27 May 2010 15:13:21 -0000 on 27/05/2010 17:40 Doug Rabson said the following: > > Excellent work - thanks for looking into this. I still think its easier > to debug this code in userland using a shim that redirects the zfsboot > i/o calls to simple read system calls... Absolutely! That should much easier. Do you have such a shim that you could share? I'd be much obliged for it. And not only I, I think. Thanks! -- Andriy Gapon