linux-kernel - Re: [PATCH 2/2] Makefile: "make kernelrelease" should show the correct full kernel version

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Message-ID: <4C2B1EE0.2080301@redhat.com>
Date:	Wed, 30 Jun 2010 18:39:28 +0800
From:	Cong Wang <amwang@...hat.com>
To:	Michal Marek <mmarek@...e.cz>
CC:	linux-kernel@...r.kernel.org, linux-kbuild@...r.kernel.org,
	David Rientjes <rientjes@...gle.com>
Subject: Re: [PATCH 2/2] Makefile: "make kernelrelease" should show the correct
 full kernel version

On 06/29/10 20:13, Michal Marek wrote:
> On Sun, Jun 27, 2010 at 11:01:06PM -0400, Amerigo Wang wrote:
>> From: Amerigo Wang<amwang@...hat.com>
>> Date: Mon, 28 Jun 2010 10:45:21 +0800
>>
>> After commit 85a256d8e0116c8f5ad276730830f5d4d473344d, 'make kernelrelease' doesn't
>> show the correct full kernel version. This patch fixes it, 'make kernelrelease' will
>> show the same version name with the one you finally get.
>>
>> Cc: David Rientjes<rientjes@...gle.com>
>> Cc: Michal Marek<mmarek@...e.cz>
>> Signed-off-by: Amerigo Wang<amwang@...hat.com>
>> ---
>>   Makefile |    5 ++---
>>   1 files changed, 2 insertions(+), 3 deletions(-)
>>
>> diff --git a/Makefile b/Makefile
>> index 710f91c..2b517a1 100644
>> --- a/Makefile
>> +++ b/Makefile
>> @@ -414,7 +414,7 @@ endif
>>   no-dot-config-targets := clean mrproper distclean \
>>   			 cscope TAGS tags help %docs check% \
>>   			 include/linux/version.h headers_% \
>> -			 kernelrelease kernelversion
>> +			 kernelversion
>>
>>   config-targets := 0
>>   mixed-targets  := 0
>> @@ -1468,8 +1468,7 @@ checkstack:
>>   	$(PERL) $(src)/scripts/checkstack.pl $(CHECKSTACK_ARCH)
>>
>>   kernelrelease:
>> -	$(if $(wildcard include/config/kernel.release), $(Q)echo $(KERNELRELEASE), \
>> -	$(error kernelrelease not valid - run 'make prepare' to update it))
>> +	@echo $(kernelrelease)
>>   kernelversion:
>>   	@echo $(KERNELVERSION)
>
> AFAICS it was broken even before 85a256d. Nevertheless, the patch is
> correct, but conflicts with 0915512 in the kbuild tree. What about this
> one?
>

Hmm, I am not sure. IIRC, my first try was also using KERNELRELEASE but it
didn't work. Note, I may remember wrongly. :)

Have you tested it? Sorry that currently I don't have time to test it, I am
quite busy with other stuffs...

Thanks!
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