linux-kernel - Re: [patch for-linus] memcg, kmem: fix build error when CONFIG

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Date:	Wed, 10 Oct 2012 13:29:35 +0400
From:	Glauber Costa <glommer@...allels.com>
To:	Michal Hocko <mhocko@...e.cz>
CC:	David Rientjes <rientjes@...gle.com>,
	Andrew Morton <akpm@...ux-foundation.org>,
	Linus Torvalds <torvalds@...ux-foundation.org>,
	Randy Dunlap <rdunlap@...otime.net>,
	KAMEZAWA Hiroyuki <kamezawa.hiroyu@...fujitsu.com>,
	"Kirill A. Shutemov" <kirill@...temov.name>,
	"David S. Miller" <davem@...emloft.net>,
	"Eric W. Biederman" <ebiederm@...ssion.com>,
	Eric Dumazet <eric.dumazet@...il.com>,
	<linux-kernel@...r.kernel.org>, <linux-mm@...ck.org>,
	Fengguang Wu <fengguang.wu@...el.com>
Subject: Re: [patch for-linus] memcg, kmem: fix build error when CONFIG_INET
 is disabled

On 10/10/2012 01:27 PM, Michal Hocko wrote:
> On Wed 10-10-12 12:56:26, Glauber Costa wrote:
>> On 10/10/2012 10:32 AM, David Rientjes wrote:
>>> Commit e1aab161e013 ("socket: initial cgroup code.") causes a build error 
>>> when CONFIG_INET is disabled in Linus' tree:
>>>
>> unlikely that something that old would cause a build bug now, specially
>> that commit, that actually wraps things inside CONFIG_INET.
>>
>> More likely caused by the recently merged
>> "memcg-cleanup-kmem-tcp-ifdefs.patch" in -mm by mhocko (CC'd)
> 
> Strange it didn't trigger during my (and Fenguang) build testing.

Fengguang mentioned to me while testing my kmemcg tree that were a build
error occurring in the base tree, IOW, yours.

Fengguang, was that this error? Why hasn't it showed up before in the
test system?


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