Return-path: Received: from ogre.sisk.pl ([217.79.144.158]) by canuck.infradead.org with esmtp (Exim 4.63 #1 (Red Hat Linux)) id 1IYhG2-0000Xw-HL for kexec@lists.infradead.org; Fri, 21 Sep 2007 08:05:22 -0400 From: "Rafael J. Wysocki" Subject: Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump Date: Fri, 21 Sep 2007 14:18:19 +0200 References: <1190266447.21818.17.camel@caritas-dev.intel.com> <200709211356.30291.rjw@sisk.pl> <200709212158.50538.nigel@nigel.suspend2.net> In-Reply-To: <200709212158.50538.nigel@nigel.suspend2.net> MIME-Version: 1.0 Content-Disposition: inline Message-Id: <200709211418.20358.rjw@sisk.pl> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: kexec-bounces@lists.infradead.org Errors-To: kexec-bounces+dwmw2=infradead.org+dwmw2=infradead.org@lists.infradead.org To: Nigel Cunningham Cc: nigel@suspend2.net, Kexec Mailing List , linux-kernel@vger.kernel.org, "Eric W. Biederman" , Pavel Machek , "Huang, Ying" , Andrew Morton , Len Brown , linux-pm@lists.linux-foundation.org, Jeremy Maitin-Shepard On Friday, 21 September 2007 13:58, Nigel Cunningham wrote: > Hi. > > On Friday 21 September 2007 21:56:29 Rafael J. Wysocki wrote: > > [Besides, the current hibernation userland interface is used by default by > > openSUSE and it's also used by quite some Debian users, so we can't drop > > it overnight and it can't be implemented in a compatible way on top of the > > kexec-based solution.] > > Could it be fudged by giving userland a null image and having (say) the first > ioctl be one that triggers all the real work (with other ioctls being noops > or such like, as appropriate)? Well, the "suspend" part is probably doable, but I'm afraid of the "resume" one. Greetings, Rafael _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec