Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1758149AbXJ3Wuu (ORCPT ); Tue, 30 Oct 2007 18:50:50 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753889AbXJ3Wuj (ORCPT ); Tue, 30 Oct 2007 18:50:39 -0400 Received: from ozlabs.org ([203.10.76.45]:34292 "EHLO ozlabs.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753540AbXJ3Wui (ORCPT ); Tue, 30 Oct 2007 18:50:38 -0400 Subject: Re: [PATCH] ehea: add kexec support From: Michael Ellerman Reply-To: michael@ellerman.id.au To: Christoph Raisch Cc: Jan-Bernd Themann , Jeff Garzik , linux-kernel , linux-ppc , Marcus Eder , netdev , ossthema@linux.vnet.ibm.com, Stefan Roscher , Thomas Q Klein In-Reply-To: References: <200710261437.29117.ossthema@de.ibm.com> <1193610737.9637.1.camel@concordia> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-CmVz5gAZys5+6MeUC5iC" Date: Wed, 31 Oct 2007 09:50:36 +1100 Message-Id: <1193784636.32504.4.camel@concordia> Mime-Version: 1.0 X-Mailer: Evolution 2.12.0 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1638 Lines: 56 --=-CmVz5gAZys5+6MeUC5iC Content-Type: text/plain Content-Transfer-Encoding: quoted-printable On Tue, 2007-10-30 at 09:39 +0100, Christoph Raisch wrote: >=20 > Michael Ellerman wrote on 28.10.2007 23:32:17: > > > > > > How do you plan to support kdump? > > >=20 > When kexec is fully supported kdump should work out of the box > as for any other ethernet card (if you load the right eth driver). > There's nothing specific to kdump you have to handle in > ethernet device drivers. > Hope I didn't miss anything here... Perhaps. When we kdump the kernel does not call the reboot notifiers, so the code Jan-Bernd just added won't get called. So the eHEA resources won't be freed. When the kdump kernel tries to load the eHEA driver what will happen? cheers --=20 Michael Ellerman OzLabs, IBM Australia Development Lab wwweb: http://michael.ellerman.id.au phone: +61 2 6212 1183 (tie line 70 21183) We do not inherit the earth from our ancestors, we borrow it from our children. - S.M.A.R.T Person --=-CmVz5gAZys5+6MeUC5iC Content-Type: application/pgp-signature; name=signature.asc Content-Description: This is a digitally signed message part -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.6 (GNU/Linux) iD8DBQBHJ7U8dSjSd0sB4dIRAubzAJ0eYG2bv6FPefxuha0m4gn4vgoEwACgpplu F2/eB6tWnkcAvOlO8I750yI= =9k6M -----END PGP SIGNATURE----- --=-CmVz5gAZys5+6MeUC5iC-- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/