linux-kernel - Re: [PATCH] kbuild: Fix output of make kernelrelease

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Date:	Thu, 23 Oct 2014 10:50:37 +0200
From:	Michal Marek <mmarek@...e.cz>
To:	Steven Rostedt <rostedt@...dmis.org>
CC:	LKML <linux-kernel@...r.kernel.org>,
	Masahiro Yamada <yamada.m@...panasonic.com>,
	Peter Foley <pefoley2@...oley.com>,
	linux-kbuild@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>
Subject: Re: [PATCH] kbuild: Fix output of make kernelrelease

On 2014-10-22 22:35, Steven Rostedt wrote:
> On Wed, 22 Oct 2014 21:44:08 +0200
> Michal Marek <mmarek@...e.cz> wrote:
> 
>> Dne 22.10.2014 v 16:19 Steven Rostedt napsal(a):
>>>
>>> Commit 7ff525712acf "kbuild: fake the "Entering directory ..." message
>>> more simply" changed the output of "make kernelrelease" such that the
>>> kernel release version was not the last line printed. This broke various
>>> tools that would find the kernel release with "make kernelrelease | tail -1".
>>
>> The cleaner and recommended (see recent make help) way is to use make -s:
>>
>> $ make O=build -s kernelrelease
>> 3.18.0-rc1+
> 
> Hmm, I see the help index was recently updated to include that.
> 
> Does this work with older kernels too? That's very important.

Yes. Except for a few bugs in the history, make -s has always been silent.

Michal
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