linux-kernel - Re: [PATCH 3/7] slub: Do not use c->page on free

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Message-ID: <alpine.DEB.2.11.1412160852460.27498@gentwo.org>
Date:	Tue, 16 Dec 2014 08:53:08 -0600 (CST)
From:	Christoph Lameter <cl@...ux.com>
To:	Joonsoo Kim <iamjoonsoo.kim@....com>
cc:	Andrey Ryabinin <ryabinin.a.a@...il.com>, akpm@...uxfoundation.org,
	rostedt@...dmis.org, LKML <linux-kernel@...r.kernel.org>,
	Thomas Gleixner <tglx@...utronix.de>,
	"linux-mm@...ck.org" <linux-mm@...ck.org>,
	Pekka Enberg <penberg@...nel.org>,
	Jesper Dangaard Brouer <brouer@...hat.com>
Subject: Re: [PATCH 3/7] slub: Do not use c->page on free

On Tue, 16 Dec 2014, Joonsoo Kim wrote:

> > Like this:
> >
> >         return d > 0 && d < page->objects * s->size;
> >
>
> Yes! That's what I'm looking for.
> Christoph, how about above change?

Ok but now there is a multiplication in the fast path.

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