linux-kernel - Re: [PATCH] Documentation:Chinese translation of Documentation/arm64/legacy

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Date:	Thu, 26 Mar 2015 16:13:21 +0800
From:	Fu Wei <wefu@...hat.com>
To:	Amos Kong <akong@...hat.com>
CC:	harryxiyou@...il.com, gregkh@...uxfoundation.org,
	linux-kernel@...r.kernel.org, linux-doc@...r.kernel.org,
	catalin.marinas@....com, will.deacon@....com,
	punit.agrawal@....com, suzuki.poulose@....com, fu.wei@...aro.org
Subject: Re: [PATCH] Documentation:Chinese translation of Documentation/arm64/legacy_instructions.txt

Hi Amos Kong,
Great thanks for your review!
my feedback is inline below

On 03/26/2015 02:26 PM, Amos Kong wrote:
> On Wed, Mar 25, 2015 at 12:09:03PM +0800, wefu@...hat.com wrote:
>> From: Fu Wei <wefu@...hat.com>
>>
>> This is a Chinese translated version of Documentation/arm64/legacy_instructions.txt
>>
>> It is based on the modifications of Documentation/arm64/legacy_instructions.txt in submission:
>> "587064b6", "bd35a4ad", "2d888f48", "c852f320".
> 
> Hi Fu wei,
>  
>> Signed-off-by: Fu Wei <wefu@...hat.com>
>> ---
>>  Documentation/zh_CN/arm64/legacy_instructions.txt | 72 +++++++++++++++++++++++
>>  1 file changed, 72 insertions(+)
>>
>> diff --git a/Documentation/zh_CN/arm64/legacy_instructions.txt b/Documentation/zh_CN/arm64/legacy_instructions.txt
>> new file mode 100644
>> index 0000000..75b11bf
>> --- /dev/null
>> +++ b/Documentation/zh_CN/arm64/legacy_instructions.txt
>> @@ -0,0 +1,72 @@
>> +Chinese translated version of Documentation/arm64/legacy_instructions.txt
>> +
>> +If you have any comment or update to the content, please contact the
>> +original document maintainer directly.  However, if you have a problem
>> +communicating in English you can also ask the Chinese maintainer for
>> +help.  Contact the Chinese maintainer if this translation is outdated
>> +or if there is a problem with the translation.
>> +
>> +Maintainer: Punit Agrawal <punit.agrawal@....com>
>> +            Suzuki K. Poulose <suzuki.poulose@....com>
>> +Chinese maintainer: Fu Wei <wefu@...hat.com>
>> +---------------------------------------------------------------------
>> +Documentation/arm64/legacy_instructions.txt 的中文翻译
>> +
>> +如果想评论或更新本文的内容，请直接联系原文档的维护者。如果你使用英文
>> +交流有困难的话，也可以向中文版维护者求助。如果本翻译更新不及时或者翻
>> +译存在问题，请联系中文版维护者。
>> +
>> +本文翻译提交时的 Git 检出点为： bc465aa9d045feb0e13b4a8f32cc33c1943f62d6
>> +
>> +英文版维护者： Punit Agrawal <punit.agrawal@....com>
>> +            Suzuki K. Poulose <suzuki.poulose@....com>
>> +中文版维护者： 傅炜  Fu Wei <wefu@...hat.com>
>> +中文版翻译者： 傅炜  Fu Wei <wefu@...hat.com>
>> +中文版校译者： 傅炜  Fu Wei <wefu@...hat.com>
>> +
>> +以下为正文
>> +---------------------------------------------------------------------
>> +Linux 内核在 arm64 上的移植提供了一个基础框架，以支持构架中正在被淘汰或已废弃指令的模拟执行。
>> +这个基础框架的代码使用未定义指令钩子（hooks）来支持模拟。如果指令存在，它也允许在硬件中启用该指令。
>> +
>> +模拟模式可通过写 sysctl 节点（/proc/sys/abi）来控制。
>> +不同的执行方式及 sysctl 节点的相应值，解释如下：
>> +
>> +* Undef（未定义）
>> +  值： 0
>> +  产生未定义指令终止异常。它是那些构架中已废弃的指令，如 SWP，的默认处理方式。
>> +
>> +* Emulate（模拟）
>> +  值： 1
>> +  使用软件模拟方式。为解决软件迁移问题，这种模拟指令模式的使用是被跟踪的，并会发出速率限制警告。
>> +  它是那些构架中正在被淘汰的指令，如 CP15 barriers（隔离指令），的默认处理方式。
>> +
>> +* Hardware Execution（硬件执行）
>> +  值： 2
>> +  虽然标记为正在被淘汰，但一些实现可能提供硬件执行这些指令的使能/禁用操作。
>> +  使用硬件执行一般会有更好的性能，但将无法收集运行时对正被淘汰指令的使用统计数据。
>> +
>> +默认执行模式依赖于指令在构架中状态。正在被淘汰的指令应该以模拟（Emulate）作为默认模式，
>> +而已废弃的指令必须默认使用未定义（Undef）模式
>> +
>> +注意：指令模拟可能无法应对所有情况。更多详情请参考单独的指令注释。
>> +
>> +受支持的遗留指令
>> +-------------
>> +* SWP{B}
>> +节点: /proc/sys/abi/swp
>> +状态: 已废弃
>> +默认执行方式: Undef (0)
>> +
>> +* CP15 Barriers
>> +节点: /proc/sys/abi/cp15_barrier
>> +状态: 正被淘汰，不推荐使用
>> +默认执行方式: Emulate (1)
>> +
>> +* SETEND
>> +节点: /proc/sys/abi/setend
>> +状态: 正被淘汰，不推荐使用
>> +默认执行方式: Emulate (1)*
>> +注：为了使能这个特性，所有系统中的 CPU 必须在 EL0 支持混合字节序。
> 
> raw content: All the cpus on the system 
> 
> Your translation might mean "CPUs on all the system", translating to '系统中的所有CPU' is better.

yes, you are right, will fix it in next version of patch.

> 
>> +如果一个新的 CPU （不支持混合字节序） 在使能这个特性后被热插入系统，
>> +该应用则可能出现不可预期的结果。
> 
> '该应用' 'the application' is not a specific application.
> 
> how about '在应用中可能会出现....' ?
> 
Good! that is right translation, Thanks!

So the new patch will be sent in minutes.

More suggestions and advices are welcome and greatly appreciated.

-- 
Best regards,

Fu Wei
Software Engineer
Red Hat Software (Beijing) Co.,Ltd.Shanghai Branch
Ph: +86 186 2020 4684 (mobile)
IRC: fuwei
Room 1512, Regus ,Level 15,
One Corporate Avenue,222 Hubin Road,Huangpu District,
Shanghai,China 200021 
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