Re: [PATCH -v2 2/5] OOM: thaw the OOM victim if it is frozen

From: Tejun Heo
Date: Sun Dec 07 2014 - 08:59:51 EST


On Sun, Dec 07, 2014 at 11:45:39AM +0100, Michal Hocko wrote:
....
> void mark_tsk_oom_victim(struct task_struct *tsk)
> {
> set_tsk_thread_flag(tsk, TIF_MEMDIE);
> + __thaw_task(tsk);

Yeah, this is a lot better. Maybe we can add a comment at least
pointing readers to where to look at to understand what's going on?
This stems from the fact that OOM killer which essentially is a memory
reclaim operation overrides freezing. It'd be nice if that is
documented somehow.

Thanks.

--
tejun
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