Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1756249AbXFKWof (ORCPT ); Mon, 11 Jun 2007 18:44:35 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1753383AbXFKWo1 (ORCPT ); Mon, 11 Jun 2007 18:44:27 -0400 Received: from nigel.suspend2.net ([203.171.70.205]:35573 "EHLO nigel.suspend2.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752354AbXFKWo0 (ORCPT ); Mon, 11 Jun 2007 18:44:26 -0400 Subject: Re: A kexec approach to hibernation From: Nigel Cunningham Reply-To: nigel@nigel.suspend2.net To: "H. Peter Anvin" Cc: Matthew Garrett , Pavel Machek , Jeremy Maitin-Shepard , "Rafael J. Wysocki" , linux-kernel@vger.kernel.org, Linus Torvalds In-Reply-To: <466CAD2D.3070607@zytor.com> References: <878xb3l888.fsf@jbms.ath.cx> <200706020114.37245.rjw@sisk.pl> <87odjz9qo9.fsf@jbms.ath.cx> <200706020233.44509.rjw@sisk.pl> <87k5un9l4n.fsf@jbms.ath.cx> <20070604104621.GB4405@elf.ucw.cz> <20070604122054.GB26615@srcf.ucam.org> <20070604131000.GD1971@elf.ucw.cz> <20070604131624.GA27565@srcf.ucam.org> <466CAD2D.3070607@zytor.com> Content-Type: multipart/signed; micalg=pgp-sha1; protocol="application/pgp-signature"; boundary="=-Ns5EmZVdH8WauoA6ZItr" Date: Tue, 12 Jun 2007 08:44:29 +1000 Message-Id: <1181601870.5064.5.camel@nigel.suspend2.net> Mime-Version: 1.0 X-Mailer: Evolution 2.10.1 Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1276 Lines: 44 --=-Ns5EmZVdH8WauoA6ZItr Content-Type: text/plain Content-Transfer-Encoding: quoted-printable Hi. On Sun, 2007-06-10 at 19:02 -0700, H. Peter Anvin wrote: > Matthew Garrett wrote: > > No, it only supports ext2 (and reading ext3 as if it's ext2). Right now= ,=20 > > the assumption that syncing during suspend will cause data to hit=20 > > something grub can read isn't a safe one. >=20 > I brought this issue up quite a few years ago at an OLS BOF. We pretty > much need a "supersync" system call; you can do this by bmapping any > file on ext3, but having something supported across filesystems would be > good. Sounds like a good idea to me. Regards, Nigel --=-Ns5EmZVdH8WauoA6ZItr 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) iD8DBQBGbdBNN0y+n1M3mo0RApQcAJ48Q+mPUYhvM4XHaqdNg+azlb5E7QCg2/pN 1b+P4KUJisXfm3ihsExhn+0= =PR1y -----END PGP SIGNATURE----- --=-Ns5EmZVdH8WauoA6ZItr-- - 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/