From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751244AbWDYWcD (ORCPT ); Tue, 25 Apr 2006 18:32:03 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S1751483AbWDYWcD (ORCPT ); Tue, 25 Apr 2006 18:32:03 -0400 Received: from b3162.static.pacific.net.au ([203.143.238.98]:27358 "EHLO cust8446.nsw01.dataco.com.au") by vger.kernel.org with ESMTP id S1751244AbWDYWcC (ORCPT ); Tue, 25 Apr 2006 18:32:02 -0400 From: Nigel Cunningham Organization: Suspend2.net To: Pavel Machek Subject: Re: [RFC][PATCH] swsusp: support creating bigger images Date: Wed, 26 Apr 2006 08:30:51 +1000 User-Agent: KMail/1.9.1 Cc: "Rafael J. Wysocki" , Nick Piggin , Linux PM , LKML References: <200604242355.08111.rjw@sisk.pl> <200604260021.08888.rjw@sisk.pl> <20060425222526.GG6379@elf.ucw.cz> In-Reply-To: <20060425222526.GG6379@elf.ucw.cz> MIME-Version: 1.0 Content-Type: multipart/signed; boundary="nextPart3177110.UtBlh3quKl"; protocol="application/pgp-signature"; micalg=pgp-sha1 Content-Transfer-Encoding: 7bit Message-Id: <200604260830.57866.nigel@suspend2.net> Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org --nextPart3177110.UtBlh3quKl Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Content-Disposition: inline HI. On Wednesday 26 April 2006 08:25, Pavel Machek wrote: > Hi! > > > > It does apply to all of the LRU pages. This is what I've been doing f= or > > > years now. The only corner case I've come across is XFS. It still wan= ts > > > to write data even when there's nothing to do and it's threads are > > > frozen (IIRC - haven't looked at it for a while). I got around that by > > > freezing bdevs when freezing processes. > > > > This means if we freeze bdevs, we'll be able to save all of the LRU > > pages, except for the pages mapped by the current task, without copying= =2E=20 > > I think we can try to do this, but we'll need a patch to freeze bdevs f= or > > this purpose. ;-) > > ...adding more dependencies to how vm/blockdevs work. I'd say current > code is complex enough... You assume too much. This is just using existing code. Regards, Nigel =2D-=20 See our web page for Howtos, FAQs, the Wiki and mailing list info. http://www.suspend2.net IRC: #suspend2 on Freenode --nextPart3177110.UtBlh3quKl Content-Type: application/pgp-signature -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (GNU/Linux) iD8DBQBETqMhN0y+n1M3mo0RAr9tAJ9ifhv4Uj4nSLzTcsuMHnDIJjzeCgCg3zIB RImCXPYDKkoYy7h2vbDBwg4= =hDS7 -----END PGP SIGNATURE----- --nextPart3177110.UtBlh3quKl--