From owner-freebsd-current@FreeBSD.ORG Tue Feb 27 10:42:30 2007 Return-Path: X-Original-To: freebsd-current@freebsd.org Delivered-To: freebsd-current@freebsd.org Received: from mx1.freebsd.org (mx1.freebsd.org [69.147.83.52]) by hub.freebsd.org (Postfix) with ESMTP id 05FBB16A403; Tue, 27 Feb 2007 10:42:30 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from relay01.kiev.sovam.com (relay01.kiev.sovam.com [62.64.120.200]) by mx1.freebsd.org (Postfix) with ESMTP id 8EFCD13C4AC; Tue, 27 Feb 2007 10:42:29 +0000 (UTC) (envelope-from kostikbel@gmail.com) Received: from [212.82.216.227] (helo=fw.zoral.com.ua) by relay01.kiev.sovam.com with esmtps (TLSv1:AES256-SHA:256) (Exim 4.60) (envelope-from ) id 1HLzml-0002QW-Qi; Tue, 27 Feb 2007 12:42:28 +0200 Received: from deviant.kiev.zoral.com.ua (root@deviant.kiev.zoral.com.ua [10.1.1.148]) by fw.zoral.com.ua (8.13.4/8.13.4) with ESMTP id l1RAgE6h008434 (version=TLSv1/SSLv3 cipher=DHE-RSA-AES256-SHA bits=256 verify=NO); Tue, 27 Feb 2007 12:42:14 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: from deviant.kiev.zoral.com.ua (kostik@localhost [127.0.0.1]) by deviant.kiev.zoral.com.ua (8.13.8/8.13.8) with ESMTP id l1RAgE7q028547; Tue, 27 Feb 2007 12:42:14 +0200 (EET) (envelope-from kostikbel@gmail.com) Received: (from kostik@localhost) by deviant.kiev.zoral.com.ua (8.13.8/8.13.8/Submit) id l1RAgE9w028546; Tue, 27 Feb 2007 12:42:14 +0200 (EET) (envelope-from kostikbel@gmail.com) X-Authentication-Warning: deviant.kiev.zoral.com.ua: kostik set sender to kostikbel@gmail.com using -f Date: Tue, 27 Feb 2007 12:42:14 +0200 From: Kostik Belousov To: John Baldwin Message-ID: <20070227104214.GH77131@deviant.kiev.zoral.com.ua> References: <20070223061822.GA1497@obelix.dsto.defence.gov.au> <20070224062628.GA8992@obelix.dsto.defence.gov.au> <20070224102351.GO39168@deviant.kiev.zoral.com.ua> <200702261833.01791.jhb@freebsd.org> Mime-Version: 1.0 Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="Q6STzHxy03qt/hK9" Content-Disposition: inline In-Reply-To: <200702261833.01791.jhb@freebsd.org> User-Agent: Mutt/1.4.2.2i X-Virus-Scanned: ClamAV version 0.88.7, clamav-milter version 0.88.7 on fw.zoral.com.ua X-Virus-Status: Clean X-Spam-Status: No, score=-0.1 required=5.0 tests=ALL_TRUSTED,SPF_NEUTRAL autolearn=failed version=3.1.8 X-Spam-Checker-Version: SpamAssassin 3.1.8 (2007-02-13) on fw.zoral.com.ua X-Scanner-Signature: e5a023dad48cfed04c9aaaf8a25ccfed X-DrWeb-checked: yes X-SpamTest-Envelope-From: kostikbel@gmail.com X-SpamTest-Group-ID: 00000000 X-SpamTest-Info: Profiles 814 [Feb 27 2007] X-SpamTest-Info: helo_type=3 X-SpamTest-Info: {received from trusted relay: not dialup} X-SpamTest-Method: none X-SpamTest-Method: Local Lists X-SpamTest-Rate: 0 X-SpamTest-Status: Not detected X-SpamTest-Status-Extended: not_detected X-SpamTest-Version: SMTP-Filter Version 3.0.0 [0255], KAS30/Release Cc: freebsd-current@freebsd.org Subject: Re: kgdb(1) ... is it broken ? X-BeenThere: freebsd-current@freebsd.org X-Mailman-Version: 2.1.5 Precedence: list List-Id: Discussions about the use of FreeBSD-current List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , X-List-Received-Date: Tue, 27 Feb 2007 10:42:30 -0000 --Q6STzHxy03qt/hK9 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Mon, Feb 26, 2007 at 06:33:01PM -0500, John Baldwin wrote: > On Saturday 24 February 2007 05:23, Kostik Belousov wrote: > > On Sat, Feb 24, 2007 at 03:26:28PM +0900, Wilkinson, Alex wrote: > > > 0n Fri, Feb 23, 2007 at 01:34:39PM +0200, Kostik Belousov wrote:= =20 > > >=20 > > > >BTW, you panic is caused by nvidia driver. I believe there is a = patch=20 > by > > > >nvidia that would eliminate the problem. > > >=20 > > > Got a link to the patch ? > > I do not use nvidia cards, and did not saved the link. Search in the > > archive.=20 >=20 > Try this: >=20 > Index: kern_conf.c > =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D= =3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D=3D > RCS file: /usr/cvs/src/sys/kern/kern_conf.c,v > retrieving revision 1.200 > diff -u -r1.200 kern_conf.c > --- kern_conf.c 20 Oct 2006 07:59:50 -0000 1.200 > +++ kern_conf.c 4 Jan 2007 20:42:07 -0000 > @@ -843,16 +843,20 @@ > dev_unlock(); > return (0); > } > - if (unit =3D=3D -1 && u =3D=3D low) { > - low++; > - de =3D dev; > - continue; > - } else if (u < (unit | extra)) { > - de =3D dev; > - continue; > - } else if (u > (unit | extra)) { > - dl =3D dev; > - break; > + if (unit =3D=3D -1) { > + if (u =3D=3D low) { > + low++; > + de =3D dev; > + continue; > + } > + } else { > + if (u < (unit | extra)) { > + de =3D dev; > + continue; > + } else if (u > (unit | extra)) { > + dl =3D dev; > + break; > + } > } > } > if (unit =3D=3D -1) >=20 > --=20 > John Baldwin This change has nothing to do with reported panic. Panic is caused by inval= id refcounting in nvidia driver for cdev. Nvidia is already aware of the probl= em, and patch from them floated around. --Q6STzHxy03qt/hK9 Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (FreeBSD) iD8DBQFF5AsFC3+MBN1Mb4gRAnIRAKC8Ro2NqyUEeu7niarmSCaLHbfSzACdFo90 D5gwOwZThc4K+zmWwVDCs3U= =YAxy -----END PGP SIGNATURE----- --Q6STzHxy03qt/hK9--