From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753902Ab2GaN5n (ORCPT ); Tue, 31 Jul 2012 09:57:43 -0400 Received: from caramon.arm.linux.org.uk ([78.32.30.218]:52409 "EHLO caramon.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752101Ab2GaN5l (ORCPT ); Tue, 31 Jul 2012 09:57:41 -0400 Date: Tue, 31 Jul 2012 14:56:14 +0100 From: Russell King - ARM Linux To: Lee Jones Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, ola.o.lilja@stericsson.com, alsa-devel@alsa-project.org, linus.walleij@stericsson.com, arnd@arndb.de, broonie@opensource.wolfsonmicro.com, olalilja@yahoo.se, STEricsson_nomadik_linux@list.st.com, lrg@ti.com Subject: Re: [PATCH 5/6] ARM: ux500: Enable HIGHMEM on all mop500 platforms Message-ID: <20120731135614.GR6802@n2100.arm.linux.org.uk> References: <1343741493-17671-1-git-send-email-lee.jones@linaro.org> <1343741493-17671-10-git-send-email-lee.jones@linaro.org> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <1343741493-17671-10-git-send-email-lee.jones@linaro.org> User-Agent: Mutt/1.5.19 (2009-01-05) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Tue, Jul 31, 2012 at 02:31:30PM +0100, Lee Jones wrote: > The current kernel commandline for ux500 based devices includes > hard-coded allocations for things like mali and hwmem, which > actually run over lowmem. Here we enable highmem in order to > avoid memory corruption errors. Err what? highmem should make no difference if things are being done correctly. In other words, your patch description is too vague to understand what the problem is and why you have to force highmem on - and nothing should _require_ highmem.