linux-kernel - Re: [PATCH 01/34] kconfig: Do not record timestamp in auto.conf and autoconf.h

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Date:	Wed, 06 Apr 2011 22:39:13 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Arnaud Lacombe <lacombar@...il.com>
Cc:	linux-kbuild@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 01/34] kconfig: Do not record timestamp in auto.conf and
 autoconf.h

On 6.4.2011 18:25, Arnaud Lacombe wrote:
> Hi,
> 
> On Wed, Apr 6, 2011 at 3:37 AM, Michal Marek <mmarek@...e.cz> wrote:
>> On 5.4.2011 20:57, Arnaud Lacombe wrote:
>>> Hi,
>>>
>>> On Tue, Apr 5, 2011 at 10:58 AM, Michal Marek <mmarek@...e.cz> wrote:
>>>> Timestamps in file data are useless and there is already one in .config
>>>>
>>> hum, shouldn't this be tunable via KCONFIG_NOTIMESTAMP ? This might be
>>> useful to know when the file was generated, independently of the
>>> .config, as conf_write() and conf_write_autoconf() are independent
>>> from one another.
>>
>> Yeah, but ls -l include/generated/autoconf.h will tell you the same,
>> won't it?
>>
> Not if the file is spread to other machine/fs. Not that I care much
> though, but for consistency, either KCONFIG_NOTIMESTAMP is honored in
> every places where timestamps are used, or it should be killed
> altogether.

Or we kill the timestamps in the other places :). auto.conf and
autoconf.h are "internal" files, .config is the file supplied and edited
by the user and I can see that some might find the embedded timestamp
useful. But I doubt that anyone needs the timestamp in auto.conf and
autoconf.h.

Michal
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