linux-kernel - Re: [PATCH] kbuild: rpm-pkg: fix two build breaks when O= is used

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Date:   Mon, 5 Nov 2018 17:25:58 +0800
From:   Zhenzhong Duan <zhenzhong.duan@...cle.com>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>
Cc:     Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Linux Kbuild mailing list <linux-kbuild@...r.kernel.org>,
        srinivas.eeda@...cle.com, Michal Marek <michal.lkml@...kovi.net>
Subject: Re: [PATCH] kbuild: rpm-pkg: fix two build breaks when O= is used

On 2018/11/5 15:55, Masahiro Yamada wrote:
> Hi Zhenzhong,
> 
> On Fri, Nov 2, 2018 at 8:26 PM Zhenzhong Duan<zhenzhong.duan@...cle.com>  wrote:
>> Running 'make O=/build/kernel binrpm-pkg' failed with below two errors.
>>
>> Makefile:600: include/config/auto.conf: No such file or directory
>>
>> + cp make -C /mnt/root/kernel O=/build/kernel image_name make -f
>> /mnt/root/kernel/Makefile ...
>> cp: invalid option -- 'C'
>> Try 'cp --help' for more information.
>>
>> Export KBUILD_OUTPUT when O= is used so that it could be used in locating
>> include/config/auto.conf
>>
>> Use $srctree to locate source dir when generating image name, no matter
>> if O= is used.
>>
>> Signed-off-by: Zhenzhong Duan<zhenzhong.duan@...cle.com>
> 
> Sorry for the breakage, and thanks for your report.
> 
> I'd like to fix the issue in a cleaner way.
> 
> See this:
> https://patchwork.kernel.org/patch/10667539/

Never mind, appreciate you fixed it in a smart way:)

Thanks
Zhenzhong