linux-kernel - Re: [PATCH] builddeb: Fix header package regarding dtc source links

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Message-ID: <CAK7LNATxW=5URYDu1Uj7BxwrE83HA0kb5GiqeEd3QMJ2RWQtnw@mail.gmail.com>
Date:   Wed, 28 Mar 2018 01:51:25 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Jan Kiszka <jan.kiszka@...mens.com>
Cc:     Riku Voipio <riku.voipio@...aro.org>,
        Michal Marek <michal.lkml@...kovi.net>,
        "linux-kbuild@...r.kernel.org" <linux-kbuild@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] builddeb: Fix header package regarding dtc source links

2018-03-22 16:49 GMT+09:00 Jan Kiszka <jan.kiszka@...mens.com>:
> On 2018-03-22 15:45, Riku Voipio wrote:
>> On 21 March 2018 at 07:15, Jan Kiszka <jan.kiszka@...mens.com> wrote:
>>> Since d5d332d3f7e8, a couple of links in scripts/dtc/include-prefixes
>>> are additionally required in order to build device trees with the header
>>> package.
>>
>> A bit odd usecase IMHO, but:
>
> The use case is not completely odd (I hope): Jailhouse hypervisor. We
> build it as out-of-tree module so far, and we both need dtc for the
> driver module as well as the guest device trees.
>


I do not think this use case is odd.

Some drivers embed DTB for overlay, for example,
https://patchwork.kernel.org/patch/10159055/

So, building external modules may require
ability to build DT as well.


Applied to linux-kbuild/fixes.  Thanks!


-- 
Best Regards
Masahiro Yamada