linux-kernel - Re: Kbuild: how to cleanly retrieve information compilation about the last build

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Message-ID: <BANLkTim5wLnP6eYmKL2VaaSCZmuZ=2TQ7w@mail.gmail.com>
Date:	Sat, 16 Apr 2011 21:54:06 +0200
From:	Francis Moreau <francis.moro@...il.com>
To:	Valdis.Kletnieks@...edu
Cc:	Sam Ravnborg <sam@...nborg.org>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: Kbuild: how to cleanly retrieve information compilation about the
 last build

On Sat, Apr 16, 2011 at 9:46 PM,  <Valdis.Kletnieks@...edu> wrote:
> On Sat, 16 Apr 2011 17:57:23 +0200, Francis Moreau said:
>
>> The user modify a file, then instead of calling 'make' (because he
>> forgets) run the script that send the kernel image through the net on
>> a test machine. Since the user had already compiled the kernel before,
>>  the kernel image exists but is outdated.
>
> As I said, this is an example of a broken development environment, or
> possibly a broken developer. :)
>

ok I think you can just ignore that thread now, this and what you said
below is just hmm, not revelant for me and for what I asked for.

>> How can a script detect this case if it doesn't call 'make' in its turn ?
>
> Why do you care about detecting it without calling make?  Just go ahead and
> *do* it, if the kernel is up to date it won't take long.  With a completely
> cold cache, it takes about 90 seconds on my laptop.

Really, what kind of laptop is it ?

Are you compiling the kernel with just allnoconfig ?

Seriously, I now think that what you say is totaly irrevelant, please
just ignore my question.
-- 
Francis
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