linux-kernel - Re: [PATCH v2 4/6] slab: add SLAB

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Date:	Wed, 11 Nov 2015 11:19:04 -0500
From:	Tejun Heo <tj@...nel.org>
To:	Vladimir Davydov <vdavydov@...tuozzo.com>
Cc:	Andrew Morton <akpm@...ux-foundation.org>,
	Johannes Weiner <hannes@...xchg.org>,
	Michal Hocko <mhocko@...nel.org>,
	Greg Thelen <gthelen@...gle.com>,
	Christoph Lameter <cl@...ux.com>,
	Pekka Enberg <penberg@...nel.org>,
	David Rientjes <rientjes@...gle.com>,
	Joonsoo Kim <iamjoonsoo.kim@....com>, linux-mm@...ck.org,
	cgroups@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH v2 4/6] slab: add SLAB_ACCOUNT flag

Hello, Vladimir.

On Wed, Nov 11, 2015 at 07:07:19PM +0300, Vladimir Davydov wrote:
> What about external_name allocation in __d_alloc? Is it occasional?
> Depends on the workload I guess. Can we create a separate cache for it?
> No, because its size is variable. There are other things like that, e.g.
> pipe_buffer array.

You're right.  Ah, it was so close. :(

-- 
tejun
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