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Date: Mon, 7 Dec 2015 08:57:52 -0600 (CST)
From: Christoph Lameter <cl@linux.com>
Subject: Re: [RFC PATCH 1/2] slab: implement bulk alloc in SLAB allocator
In-Reply-To: <20151207112057.1566dd5c@redhat.com>
Message-ID: <alpine.DEB.2.20.1512070856290.8762@east.gentwo.org>
References: <20151203155600.3589.86568.stgit@firesoul> <20151203155637.3589.62609.stgit@firesoul> <alpine.DEB.2.20.1512041106410.21819@east.gentwo.org> <20151207112057.1566dd5c@redhat.com>
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To: Jesper Dangaard Brouer <brouer@redhat.com>
Cc: linux-mm@kvack.org, Vladimir Davydov <vdavydov@virtuozzo.com>, Joonsoo Kim <iamjoonsoo.kim@lge.com>, Linus Torvalds <torvalds@linux-foundation.org>, Andrew Morton <akpm@linux-foundation.org>

On Mon, 7 Dec 2015, Jesper Dangaard Brouer wrote:

> A question: SLAB takes the "boot_cache" into account before calling
> should_failslab(), but SLUB does not.  Should we also do so for SLUB?

Not necessary in SLUB.

> Besides, maybe we can consolidate first loop and replace it with
> slab_post_alloc_hook()?

Ok.

> Or should we create trace calls that are specific to bulk'ing?
> (which would allow us to study/record bulk sizes)

I would prefer that.

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