Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1755100Ab1FHUrm (ORCPT ); Wed, 8 Jun 2011 16:47:42 -0400 Received: from rcsinet10.oracle.com ([148.87.113.121]:27040 "EHLO rcsinet10.oracle.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754417Ab1FHUrl (ORCPT ); Wed, 8 Jun 2011 16:47:41 -0400 Message-ID: <4DEFDFB5.3030706@kernel.org> Date: Wed, 08 Jun 2011 13:46:45 -0700 From: Yinghai Lu User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.2.17) Gecko/20110414 SUSE/3.1.10 Thunderbird/3.1.10 MIME-Version: 1.0 To: Matthew Garrett CC: Jim Bos , "H. Peter Anvin" , Ingo Molnar , Thomas Gleixner , Maarten Lankhorst , Linux Kernel Mailing List , Greg KH , Linus Torvalds , Andrew Morton Subject: Re: 2.6.39.1 immediately reboots/resets on EFI system References: <20110608192950.GA29235@srcf.ucam.org> <4DEFCF1A.9030400@kernel.org> <20110608193833.GA29855@srcf.ucam.org> <4DEFD220.5040507@kernel.org> <20110608195250.GB30256@srcf.ucam.org> <4DEFD58D.5060402@kernel.org> <20110608200903.GA30694@srcf.ucam.org> <4DEFDA4A.9080500@kernel.org> <20110608203037.GA31052@srcf.ucam.org> <4DEFDD69.7010000@kernel.org> <20110608204244.GA31484@srcf.ucam.org> In-Reply-To: <20110608204244.GA31484@srcf.ucam.org> Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit X-Source-IP: acsinet22.oracle.com [141.146.126.238] X-Auth-Type: Internal IP X-CT-RefId: str=0001.0A090208.4DEFDFBC.0072,ss=1,fgs=0 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 721 Lines: 17 On 06/08/2011 01:42 PM, Matthew Garrett wrote: > On Wed, Jun 08, 2011 at 01:36:57PM -0700, Yinghai Lu wrote: > >> or just let bootloader to mark those boot services just like run-time services in e820 table or setupdata? > > That was my original approach, but if there's boot services code at the > top of RAM it means that max_pfn is wrong and it's difficult to recover > the memory. not all boot services ram. just those are called by run-time services code. Yinghai -- 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/