PROBLEM: Crash cgdeleting empty memory cgroups with memory.kmem.limit_in_bytes set

Glauber Costa glommer at parallels.com
Thu Feb 21 08:34:25 UTC 2013


On 02/21/2013 03:00 AM, Tejun Heo wrote:
> (cc'ing cgroup / memcg people and quoting whole body)
> 
> Looks like something is going wrong with memcg cache destruction.
> Glauber, any ideas?  Also, can we please not use names as generic as
> kmem_cache_destroy_work_func for something specific to memcg?  How
> about something like memcg_destroy_cache_workfn?
> 

I will take a look. Thanks for the report for the reportee: I tested
cgroup deletion quite extensively (quite important feature for me) so it
is nice to have an uncaught case.

About naming, I can change, no problem.


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