From: Chen Gang <gang.chen.5i5j@gmail•com>
To: Lennox Wu <lennox.wu@gmail•com>
Cc: "linux-m32r-ja@ml•linux-m32r.org"
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Subject: Re: [PATCH v3] arch: Kconfig: Let all architectures set endian explicitly
Date: Fri, 15 Aug 2014 06:22:35 +0800 [thread overview]
Message-ID: <53ED36AB.8020703@gmail.com> (raw)
In-Reply-To: <CAF0htA6qfhyVXEuLbruiz+dfxnieF-309NdxSDhoEYHM=aBhQA@mail.gmail.com>
On 08/15/2014 02:27 AM, Lennox Wu wrote:
> I don't think it's necessary, what's the benfit?
>
> 2014-08-15 2:21 GMT+08:00 Vineet Gupta <Vineet.Gupta1@synopsys•com>:
>
>> On Thursday 14 August 2014 09:55 AM, Chen Gang wrote:
[...]
>>> diff --git a/arch/arc/Kconfig b/arch/arc/Kconfig
>>> index 9596b0a..e939abd 100644
>>> --- a/arch/arc/Kconfig
>>> +++ b/arch/arc/Kconfig
>>> @@ -35,6 +35,7 @@ config ARC
>>> select OF_EARLY_FLATTREE
>>> select PERF_USE_VMALLOC
>>> select HAVE_DEBUG_STACKOVERFLOW
>>> + select CPU_LITTLE_ENDIAN if !CPU_BIG_ENDIAN
>>
>> It is not clear what exactly are you trying to fix. What doesn't work w/o
>> this
>> patch !
>>
For many individual modules may need check CPU_LITTLE_ENDIAN or
CPU_BIG_ENDIAN, which is an architecture's attribute.
Or they have to list many architectures which they support, which they
don't support. And still, it is not precise.
For architecture API, endian is a main architecture's attribute which
may be used by outside, so every architecture need let outside know
about it, explicitly.
Thanks.
--
Chen Gang
Open share and attitude like air water and life which God blessed
next prev parent reply other threads:[~2014-08-14 22:22 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2014-08-14 16:54 [PATCH v3] arch: Kconfig: Let all architectures set endian explicitly Chen Gang
2014-08-14 18:04 ` Ralf Baechle
2014-08-14 22:14 ` Chen Gang
2014-08-15 9:01 ` Chen Gang
2014-08-24 8:38 ` Chen Gang
2014-08-25 12:26 ` Chen Gang
2014-08-14 18:21 ` Vineet Gupta
2014-08-14 18:27 ` Lennox Wu
2014-08-14 22:22 ` Chen Gang [this message]
2014-08-14 23:12 ` Vineet Gupta
2014-08-15 1:29 ` Chen Gang
2014-08-15 1:47 ` Max Filippov
2014-08-15 1:52 ` Max Filippov
2014-08-15 2:06 ` Chen Gang
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