netdev - Re: [B.A.T.M.A.N.] [PATCH v2 9/9] net: batman-adv: use per_cpu

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Message-ID: <5094A485.4060409@gmail.com>
Date:	Sat, 03 Nov 2012 12:58:45 +0800
From:	Shan Wei <shanwei88@...il.com>
To:	Sven Eckelmann <sven@...fation.org>
CC:	b.a.t.m.a.n@...ts.open-mesh.org, lindner_marek@...oo.de,
	siwu@....tu-chemnitz.de, ordex@...istici.org,
	David Miller <davem@...emloft.net>,
	NetDev <netdev@...r.kernel.org>,
	Kernel-Maillist <linux-kernel@...r.kernel.org>,
	Christoph Lameter <cl@...ux.com>
Subject: Re: [B.A.T.M.A.N.] [PATCH v2 9/9] net: batman-adv: use per_cpu_add
 helper

Sven Eckelmann said, at 2012/11/3 1:55:
> On Saturday 03 November 2012 00:02:06 Shan Wei wrote:
>> From: Shan Wei <davidshan@...cent.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@...cent.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@...nel.org>
M:      Christoph Lameter <cl@...ux-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
> 

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