On Thu, 26 Mar 2015, Michal Hocko wrote:

I am wrong here! pagefault_out_of_memory takes the lock and so the whole
mem_cgroup_out_of_memory is called under the same lock.

If all userspace processes are frozen by the time oom_killer_disable() is 
called, then there shouldn't be any race with the android lmk calling 
mark_tsk_oom_victim() either, so I assume that you're acking this patch?

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