Return-path: Received: from smtp.andrew.cmu.edu ([128.2.10.83]) by canuck.infradead.org with esmtps (Exim 4.63 #1 (Red Hat Linux)) id 1IYp4w-0006fe-3e for kexec@lists.infradead.org; Fri, 21 Sep 2007 16:26:25 -0400 From: Jeremy Maitin-Shepard Subject: Re: [linux-pm] Re: [RFC][PATCH 1/2 -mm] kexec based hibernation -v3: kexec jump References: <200709212215.26978.rjw@sisk.pl> Date: Fri, 21 Sep 2007 16:26:12 -0400 In-Reply-To: <200709212215.26978.rjw@sisk.pl> (Rafael J. Wysocki's message of "Fri\, 21 Sep 2007 22\:15\:25 +0200") Message-ID: <87hcln69zv.fsf@jbms.ath.cx> MIME-Version: 1.0 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: "Rafael J. Wysocki" Cc: Nigel Cunningham , nigel@suspend2.net, Kexec Mailing List , linux-kernel@vger.kernel.org, Alan Stern , "Eric W. Biederman" , "Huang, Ying" , linux-pm@lists.linux-foundation.org, huang ying , Andrew Morton "Rafael J. Wysocki" writes: [snip] > The ACPI NVS area is explicitly marked as reserved and we don't save it. > On x86_64 we don't save any memory areas marked as reserved and yet the above > happens. I think you have mentioned before, though, that ACPI is first initialized by the boot kernel, before it is later initialized by resuming kernel. This could well be the source of the problem. In particular, isn't it the case that you also switch the devices to low power mode before resuming? -- Jeremy Maitin-Shepard _______________________________________________ kexec mailing list kexec@lists.infradead.org http://lists.infradead.org/mailman/listinfo/kexec