From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from psmtp.com (na3sys010amx156.postini.com [74.125.245.156]) by kanga.kvack.org (Postfix) with SMTP id C76176B0036 for ; Tue, 9 Apr 2013 20:14:41 -0400 (EDT) Received: by mail-pa0-f46.google.com with SMTP id lb1so4009706pab.33 for ; Tue, 09 Apr 2013 17:14:41 -0700 (PDT) Message-ID: <5164AEEB.8050409@gmail.com> Date: Wed, 10 Apr 2013 08:14:35 +0800 From: Simon Jeons MIME-Version: 1.0 Subject: Re: [PATCH v8 3/3] mm: reinititalise user and admin reserves if memory is added or removed References: <20130408190738.GC2321@localhost.localdomain> <20130408133712.bd327017dec19a2c14e22662@linux-foundation.org> <20130408210039.GA3396@localhost.localdomain> <20130409151906.2ee55116ca9e3abd80a90e3e@linux-foundation.org> <5164ACBB.2040704@gmail.com> In-Reply-To: Content-Type: text/plain; charset=ISO-8859-1; format=flowed Content-Transfer-Encoding: 7bit Sender: owner-linux-mm@kvack.org List-ID: To: Andrew Shewmaker Cc: Andrew Morton , linux-mm@kvack.org, linux-kernel@vger.kernel.org, alan@lxorguk.ukuu.org.uk, ric.masonn@gmail.com On 04/10/2013 08:11 AM, Andrew Shewmaker wrote: > On Tue, Apr 9, 2013 at 6:05 PM, Simon Jeons wrote: >> Hi Andrew, >> >> On 04/10/2013 07:56 AM, Andrew Shewmaker wrote: >>> On Tue, Apr 9, 2013 at 4:19 PM, Andrew Morton >>> wrote: >>>> On Mon, 8 Apr 2013 17:00:40 -0400 Andrew Shewmaker >>>> wrote: >>>> >>>>> Should I add the memory notifier code to mm/nommu.c too? >>>>> I'm guessing that if a system doesn't have an mmu that it also >>>>> won't be hotplugging memory. >>>> I doubt if we need to worry about memory hotplug on nommu machines, >>>> so just do the minimum which is required to get nommu to compile >>>> and link. That's probably "nothing". >>> I haven't gotten myself set up to compile a nommu architecture, so I'll >>> post >>> my next version, and work on verifying it compiles and links later. But I >>> I probably won't be able to get to that for a week and a half ... I'm >>> leaving >>> on my honeymoon in the next couple days :) >> >> How to compile a nommu architecture? just config in menu config or a >> physical machine? > I was going to set up a qemu arm guest. Please, anyone, let me know if > there's an easier way to test nommu builds on x86. AFAK, arm7 is nommu. -- To unsubscribe, send a message with 'unsubscribe linux-mm' in the body to majordomo@kvack.org. For more info on Linux MM, see: http://www.linux-mm.org/ . Don't email: email@kvack.org