linux-kernel - Re: [PATCH] sparc: remove unused "config BITS"

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Message-Id: <20130319.162324.1623264491858670284.davem@davemloft.net>
Date:	Tue, 19 Mar 2013 16:23:24 -0400 (EDT)
From:	David Miller <davem@...emloft.net>
To:	sam@...nborg.org
Cc:	pebolle@...cali.nl, sparclinux@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] sparc: remove unused "config BITS"

From: Sam Ravnborg <sam@...nborg.org>
Date: Tue, 19 Mar 2013 21:14:54 +0100

> On Tue, Mar 19, 2013 at 06:06:47PM +0100, Paul Bolle wrote:
>> On Tue, 2013-03-19 at 12:33 -0400, David Miller wrote:
>> > We use this in the Makefile fragments, you cannot remove it.
>> 
>> >From arch/sparc/Makefile:
>>     ifeq ($(CONFIG_SPARC32),y)
>>     [...]
>> 
>>     [...]
>>     export BITS    := 32
>>     [...]
>> 
>>     else
>>     [...]
>> 
>>     [...]
>>     export BITS   := 64
>>     [...]
>> 
>> So $(BITS) is set depending on whether CONFIG_SPARC32 is set or not.
>> Using $(BITS) in sparc's Makefiles is not using CONFIG_BITS. That
>> doesn't count as usage of "config BITS". 
> Just double checked - you are right.
> Maybe send a v2 with this info in changelog and add my:
> 
> Acked-by: Sam Ravnborg <sam@...nborg.org>

No need, I'll fix up the commit message.
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