Re: WARNING: at kernel/cpuset.c:1139

[Li Zefan]

On 2014/7/23 23:12, Tejun Heo wrote:
> On Wed, Jul 23, 2014 at 10:50:29AM +0800, Mike Qiu wrote:
>> commit 734d45130cb ("cpuset: update cs->effective_{cpus, mems} when config
>> changes") introduce the below warning in my server.
>>
>> [   35.652137] ------------[ cut here ]------------
>> [   35.652141] WARNING: at kernel/cpuset.c:1139
> 
> Hah, can you reproduce it?  If so, can you detail how?
> 

It's a typo.

WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&
	nodes_equal(cp->mems_allowed, cp->effective_mems));

should be

WARN_ON(!cgroup_on_dfl(cp->css.cgroup) &&
	!nodes_equal(cp->mems_allowed, cp->effective_mems));

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