linux-kernel - Re: [RFC PATCH 1/2] kbuild: centralize .dts->.dtb rule

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Message-ID: <5069B86A.2060100@wwwdotorg.org>
Date:	Mon, 01 Oct 2012 09:36:10 -0600
From:	Stephen Warren <swarren@...dotorg.org>
To:	Jean-Christophe PLAGNIOL-VILLARD <plagnioj@...osoft.com>
CC:	David Gibson <david@...son.dropbear.id.au>,
	Jon Loeliger <jdl@....com>,
	Grant Likely <grant.likely@...retlab.ca>,
	Rob Herring <rob.herring@...xeda.com>,
	Scott Wood <scottwood@...escale.com>,
	Mark Brown <broonie@...nsource.wolfsonmicro.com>,
	devicetree-discuss@...ts.ozlabs.org, linux-kernel@...r.kernel.org,
	linux-arch@...r.kernel.org, Stephen Warren <swarren@...dia.com>
Subject: Re: [RFC PATCH 1/2] kbuild: centralize .dts->.dtb rule

On 09/29/2012 02:08 PM, Jean-Christophe PLAGNIOL-VILLARD wrote:
> On 13:32 Fri 28 Sep     , Stephen Warren wrote:
>> From: Stephen Warren <swarren@...dia.com>
>>
>> All architectures that use cmd_dtc do so in the same way. Move the build
>> rule to a central location to avoid duplication.
>>
>> Signed-off-by: Stephen Warren <swarren@...dia.com>
>> ---
>> Jean-Christophe,
>> Moving the build rule to Makefile.lib rather than Makefile.build seems
>> reasonable to me; the dtc-related logic is already in Makefile.lib, and
>> for features where cmd_* is defined in Makefile.lib, the associated
>> build rule is also defined there. I see no reason for this patch series
>> to move all the dtc-related logic into Makefile.build.
> 
> build rules are in Makefile.build c to o , s to o etc...

As I explicitly pointed out above, your statement is simply not true;
there are many build rules in Makefile.lib.

> so put it in Makefile.build is the correct place ditto fot the dtc cmd

As such, I'm just going to ignore that feedback. Perhaps the kbuild
maintainer (oops, who I forgot to CC; I'll forward him the patches) can
weigh in though.
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