From owner-svn-src-head@FreeBSD.ORG  Sun May 22 16:31:02 2011
Return-Path: <owner-svn-src-head@FreeBSD.ORG>
Delivered-To: svn-src-head@FreeBSD.ORG
Received: from mx1.freebsd.org (mx1.freebsd.org [IPv6:2001:4f8:fff6::34])
	by hub.freebsd.org (Postfix) with ESMTP id 4DC24106566B;
	Sun, 22 May 2011 16:31:02 +0000 (UTC) (envelope-from imp@bsdimp.com)
Received: from harmony.bsdimp.com (bsdimp.com [199.45.160.85])
	by mx1.freebsd.org (Postfix) with ESMTP id 08DEE8FC08;
	Sun, 22 May 2011 16:31:01 +0000 (UTC)
Received: from [10.0.0.63] (63.imp.bsdimp.com [10.0.0.63])
	(authenticated bits=0)
	by harmony.bsdimp.com (8.14.4/8.14.3) with ESMTP id p4MGQFjL091449
	(version=TLSv1/SSLv3 cipher=DHE-DSS-AES128-SHA bits=128 verify=NO);
	Sun, 22 May 2011 10:26:15 -0600 (MDT) (envelope-from imp@bsdimp.com)
Mime-Version: 1.0 (Apple Message framework v1084)
Content-Type: text/plain; charset=us-ascii
From: Warner Losh <imp@bsdimp.com>
In-Reply-To: <BANLkTikoBK4ZCHB488eRgbySPBcXC0nnow@mail.gmail.com>
Date: Sun, 22 May 2011 10:26:14 -0600
Content-Transfer-Encoding: quoted-printable
Message-Id: <BD2C1F30-854A-4AF2-A9D8-654F3E4E84A8@bsdimp.com>
References: <201105152003.p4FK3tnS050889@svn.freebsd.org>
	<20110522093302.GA2638@mole.fafoe.narf.at>
	<BANLkTikoBK4ZCHB488eRgbySPBcXC0nnow@mail.gmail.com>
To: Adrian Chadd <adrian@FreeBSD.ORG>
X-Mailer: Apple Mail (2.1084)
X-Greylist: Sender succeeded SMTP AUTH, not delayed by milter-greylist-4.0.1
	(harmony.bsdimp.com [10.0.0.6]);
	Sun, 22 May 2011 10:26:15 -0600 (MDT)
Cc: svn-src-head@FreeBSD.ORG, "Andrey V. Elsukov" <ae@FreeBSD.ORG>,
	svn-src-all@FreeBSD.ORG, Stefan Farfeleder <stefanf@FreeBSD.ORG>,
	src-committers@FreeBSD.ORG
Subject: Re: svn commit: r221972 - head/sys/geom/part
X-BeenThere: svn-src-head@freebsd.org
X-Mailman-Version: 2.1.5
Precedence: list
List-Id: SVN commit messages for the src tree for head/-current
	<svn-src-head.freebsd.org>
List-Unsubscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=unsubscribe>
List-Archive: <http://lists.freebsd.org/pipermail/svn-src-head>
List-Post: <mailto:svn-src-head@freebsd.org>
List-Help: <mailto:svn-src-head-request@freebsd.org?subject=help>
List-Subscribe: <http://lists.freebsd.org/mailman/listinfo/svn-src-head>,
	<mailto:svn-src-head-request@freebsd.org?subject=subscribe>
X-List-Received-Date: Sun, 22 May 2011 16:31:02 -0000


On May 22, 2011, at 7:03 AM, Adrian Chadd wrote:

> This also bit me on embedded platform stuff.
>=20
> Is it possible to disable this by default for now and have it just =
warn loudly?
> And/or hide the default value behind a kernel configuration variable
> so we can disable it
> (but still get the warnings) for now?

Or just delete it entirely as a bad idea?  We had this with Marcel's =
warning for a long time that turned out to be utterly bogus so we =
removed it.

Warner

>=20
> Thanks,
>=20
>=20
> Adrian
>=20
> On 22 May 2011 17:33, Stefan Farfeleder <stefanf@freebsd.org> wrote:
>> On Sun, May 15, 2011 at 08:03:55PM +0000, Andrey V. Elsukov wrote:
>>> Author: ae
>>> Date: Sun May 15 20:03:54 2011
>>> New Revision: 221972
>>> URL: http://svn.freebsd.org/changeset/base/221972
>>>=20
>>> Log:
>>>   Add a sysctl kern.geom.part.check_integrity for those who has =
corrupt
>>>   partition tables and lost an ability to boot after r221788.
>>>   Also unhide an error message from bootverbose, this would help to
>>>   easier determine the problem.
>>=20
>> So, what's the point of this check? It breaks mounting of all my USB
>> drives.  Everyone now has to set this sysctl?
>>=20
>> da0 at umass-sim0 bus 0 scbus6 target 0 lun 0
>> da0: <Kingston DT 101 G2 PMAP> Removable Direct Access SCSI-0 device
>> da0: 40.000MB/s transfers
>> da0: 15304MB (31342592 512 byte sectors: 255H 63S/T 1950C)
>> GEOM_PART: integrity check failed (da0, MBR)
>>=20
>> Stefan
>>=20
>=20
>=20