linux-kernel - Re: (Try #3) [Patch 2/8] MIPS: Remove 'TOPDIR' from Makefiles

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Message-ID: <20080114062634.GB2537@hacking>
Date:	Mon, 14 Jan 2008 14:26:34 +0800
From:	WANG Cong <xiyou.wangcong@...il.com>
To:	Sam Ravnborg <sam@...nborg.org>
Cc:	Ralf Baechle <ralf@...ux-mips.org>,
	WANG Cong <xiyou.wangcong@...il.com>,
	Andreas Schwab <schwab@...e.de>,
	LKML <linux-kernel@...r.kernel.org>,
	linux-kbuild@...r.kernel.org, Andrew Morton <akpm@...l.org>,
	linux-mips@...ux-mips.org
Subject: Re: (Try #3) [Patch 2/8] MIPS: Remove 'TOPDIR' from Makefiles

On Fri, Jan 11, 2008 at 06:02:04PM +0100, Sam Ravnborg wrote:
>On Fri, Jan 11, 2008 at 02:17:54PM +0000, Ralf Baechle wrote:
>> On Wed, Jan 02, 2008 at 02:21:36PM +0800, WANG Cong wrote:
>> 
>> > >> Shouldn't that use $(LINUXINCLUDE), or $(KBUILD_CPPFLAGS)?
>> > >It would be better to use $(LINUXINCLUDE) as we then pull in all config
>> > >symbols too and do not have to hardcode kbuild internal names (include2).
>> > 
>> > OK. Refine this patch.
>> 
>> LDSCRIPT also needed fixing to get builds in a separate object directory
>> working again.
>> 
>> I've applied below fix.
>
>Great - I will drop it from my tree. 
>
>See small comment below.
>
>	Sam
>
>
>>   Ralf
>> 
>> From 8babf06e1265214116fb8ffc634c04df85597c52 Mon Sep 17 00:00:00 2001
>> From: WANG Cong <xiyou.wangcong@...il.com>
>> Date: Wed, 2 Jan 2008 14:21:36 +0800
>> Subject: [PATCH] [MIPS] Lasat: Fix built in separate object directory.
>> 
>> Signed-off-by: WANG Cong <xiyou.wangcong@...il.com>
>> 
>> [Ralf: The LDSCRIPT script needed fixing, too]
>> 
>> Signed-off-by: Ralf Baechle <ralf@...ux-mips.org>
>> 
>> diff --git a/arch/mips/lasat/image/Makefile b/arch/mips/lasat/image/Makefile
>> index 5332449..7ccd40d 100644
>> --- a/arch/mips/lasat/image/Makefile
>> +++ b/arch/mips/lasat/image/Makefile
>> @@ -12,11 +12,11 @@ endif
>>  
>>  MKLASATIMG = mklasatimg
>>  MKLASATIMG_ARCH = mq2,mqpro,sp100,sp200
>> -KERNEL_IMAGE = $(TOPDIR)/vmlinux
>> +KERNEL_IMAGE = vmlinux
>>  KERNEL_START = $(shell $(NM) $(KERNEL_IMAGE) | grep " _text" | cut -f1 -d\ )
>>  KERNEL_ENTRY = $(shell $(NM) $(KERNEL_IMAGE) | grep kernel_entry | cut -f1 -d\ )
>>  
>> -LDSCRIPT= -L$(obj) -Tromscript.normal
>> +LDSCRIPT= -L$(srctree)/$(obj) -Tromscript.normal
>
>This needs to read:
>> +LDSCRIPT= -L$(srctree)/$(src) -Tromscript.normal
>
>
>(There is no difference between src and obj in normal cases but to be consistent
>it shuld be like above).

Agreed. Thank you!

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