From mboxrd@z Thu Jan 1 00:00:00 1970 From: "H. Peter Anvin" Date: Tue, 05 Jul 2011 22:34:51 +0000 Subject: Re: [PATCH 00/10] Enhance /dev/mem to allow read/write of arbitrary Message-Id: <4E13918B.3040208@zytor.com> List-Id: References: <201106171038.25988.ptesarik@suse.cz> <201107012134.45881.ptesarik@suse.cz> <20110701195629.GA19057@elte.hu> <201107012244.57593.ptesarik@suse.cz> <20110703194618.GB27022@elte.hu> <20110705174901.GA30531@srcf.ucam.org> In-Reply-To: <20110705174901.GA30531@srcf.ucam.org> MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-arm-kernel@lists.infradead.org On 07/05/2011 10:49 AM, Matthew Garrett wrote: > On Sun, Jul 03, 2011 at 09:46:18PM +0200, Ingo Molnar wrote: > >> But those tables wont be in regular RAM (they will be in ROM or in >> RAM marked non-RAM in a special way in the e820 tables). >> >> dmidecode certainly works on Fedora. > > I've repeatedly wanted to dump EFI data that's flagged as E820_RESERVED > above the top of RAM and had to hack the kernel every time. I'm entirely > in favour of not having to hack the kernel every time. > Alright... I must admit I have lost track... Where are we at with this patchset, and what path should it go through? -hpa