From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S966255AbcBDTZE (ORCPT ); Thu, 4 Feb 2016 14:25:04 -0500 Received: from mail-wm0-f44.google.com ([74.125.82.44]:38871 "EHLO mail-wm0-f44.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S966223AbcBDTY4 (ORCPT ); Thu, 4 Feb 2016 14:24:56 -0500 Date: Thu, 4 Feb 2016 20:25:25 +0100 From: Christoffer Dall To: Marc Zyngier Cc: Catalin Marinas , Will Deacon , linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, kvm@vger.kernel.org, kvmarm@lists.cs.columbia.edu Subject: Re: [PATCH v3 22/23] arm64: VHE: Add support for running Linux in EL2 mode Message-ID: <20160204192525.GI13974@cbox> References: <1454522416-6874-1-git-send-email-marc.zyngier@arm.com> <1454522416-6874-23-git-send-email-marc.zyngier@arm.com> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1454522416-6874-23-git-send-email-marc.zyngier@arm.com> User-Agent: Mutt/1.5.21 (2010-09-15) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Wed, Feb 03, 2016 at 06:00:15PM +0000, Marc Zyngier wrote: > With ARMv8.1 VHE, the architecture is able to (almost) transparently > run the kernel at EL2, despite being written for EL1. > > This patch takes care of the "almost" part, mostly preventing the kernel > from dropping from EL2 to EL1, and setting up the HYP configuration. > > Signed-off-by: Marc Zyngier Reviewed-by: Christoffer Dall