From mboxrd@z Thu Jan 1 00:00:00 1970 From: Borislav Petkov Subject: Re: [RFC/RFT PATCH 0/6] Switch GHES ioremap_page_range() to use fixmap Date: Wed, 1 Nov 2017 16:30:43 +0100 Message-ID: <20171101153043.xgzepqbxsblmppp5@pd.tnic> References: <20171031153832.17746-1-james.morse@arm.com> <59F9E119.6040700@arm.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 8bit Return-path: Received: from mx2.suse.de ([195.135.220.15]:43246 "EHLO mx2.suse.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1754593AbdKAPaz (ORCPT ); Wed, 1 Nov 2017 11:30:55 -0400 Content-Disposition: inline In-Reply-To: <59F9E119.6040700@arm.com> Sender: linux-acpi-owner@vger.kernel.org List-Id: linux-acpi@vger.kernel.org To: James Morse Cc: linux-acpi@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, x86@kernel.org, Catalin Marinas , Will Deacon , Thomas Gleixner , Ingo Molnar , "H . Peter Anvin" , "Rafael J . Wysocki" , Len Brown , Tony Luck , Tyler Baicar , Dongjiu Geng , Xie XiuQi , torvalds@linux-foundation.org, Huang Ying , Toshi Kani On Wed, Nov 01, 2017 at 02:58:33PM +0000, James Morse wrote: > Does anyone have an x86 machine that does firmware-first using NOTIFY_NMI? AFAIK, the only one who has access to a reportedly somewhat working GHES implementation is Toshi. CCed. > ('ls /sys/firmware/acpi/tables/', if you have a HEST and EINJ we should be able > to work something out) That's not enough. All the EINJ boxes I have would stop accepting EINJ writes after a couple of injections, i.e., BIOS would get "stuffed". :-))) Maybe Tony has something better. He's already on CC. -- Regards/Gruss, Boris. SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) --