From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751885AbbIHALC (ORCPT ); Mon, 7 Sep 2015 20:11:02 -0400 Received: from pandora.arm.linux.org.uk ([78.32.30.218]:59522 "EHLO pandora.arm.linux.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751182AbbIHALA (ORCPT ); Mon, 7 Sep 2015 20:11:00 -0400 Date: Tue, 8 Sep 2015 01:10:42 +0100 From: Russell King - ARM Linux To: Nicolas Pitre Cc: Arnd Bergmann , linux-arm-kernel@lists.infradead.org, Yongtaek Lee , linux-kernel@vger.kernel.org Subject: Re: [PATCH] ARM: fix bug which lowmem size is limited to 760MB Message-ID: <20150908001042.GT21084@n2100.arm.linux.org.uk> References: <20150903091044.GW21084@n2100.arm.linux.org.uk> <1441276233-14566-1-git-send-email-ytk.lee@samsung.com> <1713935.2YV1sNJUyb@wuerfel> MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: User-Agent: Mutt/1.5.23 (2014-03-12) Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org On Mon, Sep 07, 2015 at 03:40:36PM -0400, Nicolas Pitre wrote: > On Mon, 7 Sep 2015, Arnd Bergmann wrote: > > > On Thursday 03 September 2015 21:24:00 Nicolas Pitre wrote: > > > If 768MB targets were common place then it could be worth changing the > > > default vmalloc size to accommodate this memory size and testing all the > > > other targets to make sure no regressions are introduced. But given it > > > is easy to change the default via the kernel cmdline, and that you lose > > > only 8 MB otherwise, I don't think it is worth the trouble and/or the > > > risk. > > > > Agreed. > > Well... I think there is a better solution. Doesn't this clash with things like: #define UNCACHEABLE_ADDR 0xff000000 /* IRQ_STAT */ ? -- FTTC broadband for 0.8mile line: currently at 9.6Mbps down 400kbps up according to speedtest.net.