linux-kernel - Re: [PATCH 2/5] mm: vmscan: pass root_mem_cgroup instead of NULL to memcg aware shrinker

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Message-ID: <20160208054758.GB22202@cmpxchg.org>
Date:	Mon, 8 Feb 2016 00:47:58 -0500
From:	Johannes Weiner <hannes@...xchg.org>
To:	Vladimir Davydov <vdavydov@...tuozzo.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Michal Hocko <mhocko@...nel.org>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/5] mm: vmscan: pass root_mem_cgroup instead of NULL to
 memcg aware shrinker

On Sun, Feb 07, 2016 at 08:27:32PM +0300, Vladimir Davydov wrote:
> It's just convenient to implement a memcg aware shrinker when you know
> that shrink_control->memcg != NULL unless memcg_kmem_enabled() returns
> false.
> 
> Signed-off-by: Vladimir Davydov <vdavydov@...tuozzo.com>

Acked-by: Johannes Weiner <hannes@...xchg.org>