linux-kernel - Re: 37573e8c (cgroup fix) causing implicit declaration of function 'node_start

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Date:	Sun, 19 Jun 2011 10:47:44 -0700
From:	Randy Dunlap <rdunlap@...otime.net>
To:	"Dr. David Alan Gilbert" <dave@...blig.org>
Cc:	linux-kernel@...r.kernel.org, kamezawa.hiroyu@...fujitsu.com
Subject: Re: 37573e8c (cgroup fix) causing implicit declaration of function
 'node_start_pfn'

On Sun, 19 Jun 2011 16:12:14 +0100 Dr. David Alan Gilbert wrote:

> Hi,
>   The current git head is failing to build for me with:
> 
> mm/page_cgroup.c: In function 'page_cgroup_init':
> mm/page_cgroup.c:308:3: error: implicit declaration of function 'node_start_pfn'
> mm/page_cgroup.c:309:3: error: implicit declaration of function 'node_end_pfn'
> 
> this is for a very basic 32bit x86 build, and it looks like
> include/asm/mmzone_32.h only defines node_start_pfn and node_end_pfn on
> CONFIG_DISCONTIGMEM - which I have off.
> 
> The use of node_start_pfn seems to be from 
> 
>   commit 37573e8c718277103f61f03741bdc5606d31b07e
>   Author: KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>
>   Date:   Wed Jun 15 15:08:42 2011 -0700
> 
>      memcg: fix init_page_cgroup nid with sparsemem

Please see if http://marc.info/?l=linux-kernel&m=130827204306775&w=2
fixes it for you.

---
~Randy
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