From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
David Rientjes <rientjes@google.com>,
Wanpeng Li <liwanp@linux.vnet.ibm.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 5/5] slab: make more slab management structure off the slab
Date: Tue, 3 Dec 2013 11:13:08 +0900 [thread overview]
Message-ID: <20131203021308.GE31168@lge.com> (raw)
In-Reply-To: <00000142b3d18433-eacdc401-434f-42e1-8988-686bd15a3e20-000000@email.amazonses.com>
On Mon, Dec 02, 2013 at 02:58:41PM +0000, Christoph Lameter wrote:
> On Mon, 2 Dec 2013, Joonsoo Kim wrote:
>
> > Now, the size of the freelist for the slab management diminish,
> > so that the on-slab management structure can waste large space
> > if the object of the slab is large.
>
> Hmmm.. That is confusing to me. "Since the size of the freelist has shrunk
> significantly we have to adjust the heuristic for making the on/off slab
> placement decision"?
>
> Make this clearer.
Yes. your understanding is right.
I will replace above line with yours.
Thanks.
>
> Acked-by: Christoph Lameter <cl@linux.com>
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WARNING: multiple messages have this Message-ID (diff)
From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: Christoph Lameter <cl@linux.com>
Cc: Pekka Enberg <penberg@kernel.org>,
Andrew Morton <akpm@linux-foundation.org>,
David Rientjes <rientjes@google.com>,
Wanpeng Li <liwanp@linux.vnet.ibm.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3 5/5] slab: make more slab management structure off the slab
Date: Tue, 3 Dec 2013 11:13:08 +0900 [thread overview]
Message-ID: <20131203021308.GE31168@lge.com> (raw)
In-Reply-To: <00000142b3d18433-eacdc401-434f-42e1-8988-686bd15a3e20-000000@email.amazonses.com>
On Mon, Dec 02, 2013 at 02:58:41PM +0000, Christoph Lameter wrote:
> On Mon, 2 Dec 2013, Joonsoo Kim wrote:
>
> > Now, the size of the freelist for the slab management diminish,
> > so that the on-slab management structure can waste large space
> > if the object of the slab is large.
>
> Hmmm.. That is confusing to me. "Since the size of the freelist has shrunk
> significantly we have to adjust the heuristic for making the on/off slab
> placement decision"?
>
> Make this clearer.
Yes. your understanding is right.
I will replace above line with yours.
Thanks.
>
> Acked-by: Christoph Lameter <cl@linux.com>
next prev parent reply other threads:[~2013-12-03 2:10 UTC|newest]
Thread overview: 36+ messages / expand[flat|nested] mbox.gz Atom feed top
2013-12-02 8:49 [PATCH v3 0/5] slab: implement byte sized indexes for the freelist of a slab Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2013-12-02 8:49 ` [PATCH v3 1/5] slab: factor out calculate nr objects in cache_estimate Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2014-01-15 4:54 ` David Rientjes
2014-01-15 4:54 ` David Rientjes
2013-12-02 8:49 ` [PATCH v3 2/5] slab: introduce helper functions to get/set free object Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2014-01-15 4:57 ` David Rientjes
2014-01-15 4:57 ` David Rientjes
2013-12-02 8:49 ` [PATCH v3 3/5] slab: restrict the number of objects in a slab Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2013-12-02 19:45 ` Christoph Lameter
2013-12-02 19:45 ` Christoph Lameter
2014-01-15 5:05 ` David Rientjes
2014-01-15 5:05 ` David Rientjes
2013-12-02 8:49 ` [PATCH v3 4/5] slab: introduce byte sized index for the freelist of " Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2013-12-03 2:25 ` Joonsoo Kim
2013-12-03 2:25 ` Joonsoo Kim
2013-12-03 15:24 ` Christoph Lameter
2013-12-03 15:24 ` Christoph Lameter
2014-01-15 5:08 ` David Rientjes
2014-01-15 5:08 ` David Rientjes
2013-12-02 8:49 ` [PATCH v3 5/5] slab: make more slab management structure off the slab Joonsoo Kim
2013-12-02 8:49 ` Joonsoo Kim
2013-12-02 14:58 ` Christoph Lameter
2013-12-02 14:58 ` Christoph Lameter
2013-12-03 2:13 ` Joonsoo Kim [this message]
2013-12-03 2:13 ` Joonsoo Kim
2013-12-13 7:03 ` Joonsoo Kim
2013-12-13 7:03 ` Joonsoo Kim
2014-02-08 10:17 ` Pekka Enberg
2014-02-08 10:17 ` Pekka Enberg
2014-01-15 5:09 ` David Rientjes
2014-01-15 5:09 ` David Rientjes
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