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Date: Sat, 03 Nov 2012 12:58:45 +0800
From: Shan Wei <shanwei88@gmail.com>
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Subject: Re: [B.A.T.M.A.N.] [PATCH v2 9/9] net: batman-adv: use per_cpu_add
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To: Sven Eckelmann <sven@narfation.org>
Cc: NetDev <netdev@vger.kernel.org>, b.a.t.m.a.n@lists.open-mesh.org, Kernel-Maillist <linux-kernel@vger.kernel.org>, siwu@hrz.tu-chemnitz.de, Christoph Lameter <cl@linux.com>, lindner_marek@yahoo.de, David Miller <davem@davemloft.net>

Sven Eckelmann said, at 2012/11/3 1:55:
> On Saturday 03 November 2012 00:02:06 Shan Wei wrote:
>> From: Shan Wei <davidshan@tencent.com>
>>
>> As Christoph Lameter said:
>>> In addition, following usage of per_cpu_ptr can be replaced by
>>> this_cpu_read.
>>>
>>> cpu=get_cpu()
>>> ....
>>> *per_cpu_ptr(p,cpu)
>>> ....
>>> ....
>>> put_cpu()
>>
>> Right.
>>
>> Signed-off-by: Shan Wei <davidshan@tencent.com>
>> ---
> 
> Is this really supposed to be the commit message?

Maybe it's ok when Linus said this. :-)

Christoph is the maintainer of per-cpu.
So........

PER-CPU MEMORY ALLOCATOR
M:      Tejun Heo <tj@kernel.org>
M:      Christoph Lameter <cl@linux-foundation.org>
T:      git git://git.kernel.org/pub/scm/linux/kernel/git/tj/percpu.git
S:      Maintained
F:      include/linux/percpu*.h
F:      mm/percpu*.c
F:      arch/*/include/asm/percpu.h

> 
> Kind regards,
> 	Sven
>