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Date: Tue, 23 Apr 2013 17:01:49 -0400
From: Anton Vorontsov <anton@enomsg.org>
Subject: Re: [PATCH 1/2] vmpressure: in-kernel notifications
Message-ID: <20130423210149.GA9019@teo>
References: <1366705329-9426-1-git-send-email-glommer@openvz.org>
 <1366705329-9426-2-git-send-email-glommer@openvz.org>
 <20130423202446.GA2484@teo>
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To: Glauber Costa <glommer@openvz.org>
Cc: linux-mm@kvack.org, cgroups@vger.kernel.org, Andrew Morton <akpm@linux-foundation.org>, Dave Chinner <david@fromorbit.com>, John Stultz <john.stultz@linaro.org>, Joonsoo Kim <js1304@gmail.com>, Michal Hocko <mhocko@suse.cz>, Kamezawa Hiroyuki <kamezawa.hiroyu@jp.fujitsu.com>, Johannes Weiner <hannes@cmpxchg.org>

On Tue, Apr 23, 2013 at 04:24:46PM -0400, Anton Vorontsov wrote:
[...]
> >  /**
> > + * vmpressure_register_kernel_event() - Register kernel-side notification
> 
> Why don't we need the unregister function? I see that the memcg portion
> deals with dangling memcgs, but do they dangle forver?

Oh, I got it. vmpressure_unregister_event() will unregister all the events
anyway. Cool.

Thanks!

Anton

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