linux-kernel - Re: [PATCH -mm v2 1/3] slub: never fail to shrink cache

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Message-ID: <alpine.DEB.2.11.1501281034290.32147@gentwo.org>
Date:	Wed, 28 Jan 2015 10:37:09 -0600 (CST)
From:	Christoph Lameter <cl@...ux.com>
To:	Vladimir Davydov <vdavydov@...allels.com>
cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Joonsoo Kim <iamjoonsoo.kim@....com>,
	Pekka Enberg <penberg@...nel.org>,
	David Rientjes <rientjes@...gle.com>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...e.cz>, linux-mm@...ck.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH -mm v2 1/3] slub: never fail to shrink cache

On Wed, 28 Jan 2015, Vladimir Davydov wrote:

> +			/* We do not keep full slabs on the list */
> +			BUG_ON(free <= 0);

Well sorry we do actually keep a number of empty slabs on the partial
lists. See the min_partial field in struct kmem_cache.

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