From: Joonsoo Kim <iamjoonsoo.kim@lge.com>
To: David Rientjes <rientjes@google.com>
Cc: Pekka Enberg <penberg@kernel.org>,
Christoph Lameter <cl@linux.com>,
Andrew Morton <akpm@linux-foundation.org>,
Wanpeng Li <liwanp@linux.vnet.ibm.com>,
linux-mm@kvack.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH 3/9] slab: move up code to get kmem_cache_node in free_block()
Date: Mon, 17 Feb 2014 15:23:24 +0900 [thread overview]
Message-ID: <20140217062324.GC3468@lge.com> (raw)
In-Reply-To: <alpine.DEB.2.02.1402141518400.13935@chino.kir.corp.google.com>
On Fri, Feb 14, 2014 at 03:19:02PM -0800, David Rientjes wrote:
> On Fri, 14 Feb 2014, Joonsoo Kim wrote:
>
> > node isn't changed, so we don't need to retreive this structure
> > everytime we move the object. Maybe compiler do this optimization,
> > but making it explicitly is better.
> >
>
> Would it be possible to make it const struct kmem_cache_node *n then?
Hello, David.
Yes, it is possible.
If I send v2, I will change it.
Thanks.
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next prev parent reply other threads:[~2014-02-17 6:23 UTC|newest]
Thread overview: 27+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-02-14 6:57 [PATCH 0/9] clean-up and remove lockdep annotation in SLAB Joonsoo Kim
2014-02-14 6:57 ` [PATCH 1/9] slab: add unlikely macro to help compiler Joonsoo Kim
2014-02-14 23:15 ` David Rientjes
2014-02-14 6:57 ` [PATCH 2/9] slab: makes clear_obj_pfmemalloc() just return store masked value Joonsoo Kim
2014-02-14 18:27 ` Christoph Lameter
2014-02-14 23:18 ` David Rientjes
2014-02-15 0:26 ` Christoph Lameter
2014-02-17 6:15 ` Joonsoo Kim
2014-02-14 6:57 ` [PATCH 3/9] slab: move up code to get kmem_cache_node in free_block() Joonsoo Kim
2014-02-14 18:25 ` Christoph Lameter
2014-02-14 23:19 ` David Rientjes
2014-02-17 6:23 ` Joonsoo Kim [this message]
2014-02-14 6:57 ` [PATCH 4/9] slab: defer slab_destroy " Joonsoo Kim
2014-02-14 18:39 ` Christoph Lameter
2014-02-14 6:57 ` [PATCH 5/9] slab: factor out initialization of arracy cache Joonsoo Kim
2014-02-14 18:41 ` Christoph Lameter
2014-02-14 6:57 ` [PATCH 6/9] slab: introduce alien_cache Joonsoo Kim
2014-02-14 18:46 ` Christoph Lameter
2014-02-14 6:57 ` [PATCH 7/9] slab: use the lock on alien_cache, instead of the lock on array_cache Joonsoo Kim
2014-02-14 18:47 ` Christoph Lameter
2014-02-14 6:57 ` [PATCH 8/9] slab: destroy a slab without holding any alien cache lock Joonsoo Kim
2014-02-14 18:48 ` Christoph Lameter
2014-02-14 6:57 ` [PATCH 9/9] slab: remove a useless lockdep annotation Joonsoo Kim
2014-02-14 18:49 ` Christoph Lameter
2014-02-17 6:12 ` Joonsoo Kim
2014-02-18 16:21 ` Christoph Lameter
2014-02-24 4:49 ` Joonsoo Kim
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