From mboxrd@z Thu Jan  1 00:00:00 1970
Return-Path: <linux-kernel-owner@vger.kernel.org>
Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand
	id S1752788AbbDAXAc (ORCPT <rfc822;w@1wt.eu>);
	Wed, 1 Apr 2015 19:00:32 -0400
Received: from cantor2.suse.de ([195.135.220.15]:58013 "EHLO mx2.suse.de"
	rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP
	id S1751459AbbDAXAa (ORCPT <rfc822;linux-kernel@vger.kernel.org>);
	Wed, 1 Apr 2015 19:00:30 -0400
Date: Thu, 2 Apr 2015 00:00:23 +0100
From: Mel Gorman <mgorman@suse.de>
To: Zhihui Zhang <zzhsuny@gmail.com>
Cc: akpm@linux-foundation.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] Do not use arbitrary large movablecore to calculate
 kernelcore
Message-ID: <20150401230023.GC20397@suse.de>
References: <1427600162-4610-1-git-send-email-zzhsuny@gmail.com>
MIME-Version: 1.0
Content-Type: text/plain; charset=iso-8859-15
Content-Disposition: inline
In-Reply-To: <1427600162-4610-1-git-send-email-zzhsuny@gmail.com>
User-Agent: Mutt/1.5.21 (2010-09-15)
Sender: linux-kernel-owner@vger.kernel.org
List-ID: <linux-kernel.vger.kernel.org>
X-Mailing-List: linux-kernel@vger.kernel.org

On Sat, Mar 28, 2015 at 11:36:02PM -0400, Zhihui Zhang wrote:
> If kernelcore is not set, then we are working with a very large kernelcore
> for nothing - no movable zone will be created. If kernelcore is set,
> then it is not respected at all.
> 
> Signed-off-by: Zhihui Zhang <zzhsuny@gmail.com>

I'm confused. What bug is this patch fixing? What is the user-visible
impcat of the patch?