Re: [PATCH] mm/oom_kill.c: don't kill TASK_UNINTERRUPTIBLE tasks

[Michal Hocko]

On Fri 18-09-15 10:41:09, Christoph Lameter wrote:
[...]
>  	if (test_tsk_thread_flag(task, TIF_MEMDIE)) {
> -		if (oc->order != -1)
> -			return OOM_SCAN_ABORT;
> +		if (unlikely(frozen(task)))
> +			__thaw_task(task);

TIF_MEMDIE processes will get thawed automatically and then cannot be
frozen again. Have a look at mark_oom_victim.

>  	}
>  	if (!task->mm)
>  		return OOM_SCAN_CONTINUE;

-- 
Michal Hocko
SUSE Labs
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