linux-kernel - Re: [PATCH 0/7] MIPS: boot: fix various problems in arch/mips/boot/Makefile

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Date:   Sun, 3 Jun 2018 11:59:23 +0900
From:   Masahiro Yamada <yamada.masahiro@...ionext.com>
To:     Ralf Baechle <ralf@...ux-mips.org>,
        James Hogan <jhogan@...nel.org>,
        Linux-MIPS <linux-mips@...ux-mips.org>
Cc:     Paul Burton <paul.burton@...s.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Kees Cook <keescook@...omium.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 0/7] MIPS: boot: fix various problems in arch/mips/boot/Makefile

Hi MIPS maintainers,

2018-04-16 23:47 GMT+09:00 Masahiro Yamada <yamada.masahiro@...ionext.com>:
>
> When I was trying to fix commit 0f9da844d877 in a more correct way,
> I found various problems in arch/mips/boot/Makefile.
>
> ITS is always rebuilt when you rebuild the kernel without touching
> anything.  Many build rules are wrong.
>
> If you look at the last patch in this series, you may realize
> supporting ITB building in the kernel can cause nasty problems.
> Personally, I do not like it, but I tried my best to fix the problems.
>
> With this series, ITB is rebuilt only when necessary.
>

Is any part of this series applicable?
At least, patch 1-4 look simple to me.


Patch 5-7 should be applied together.
The last one is a bit tricky, so you can ignore 5-7 if you do not like them.
(Only the problem is, ITB files are always rebuilt even if nothing is changed.)

>
> Masahiro Yamada (7):
>   Revert "MIPS: boot: Define __ASSEMBLY__ for its.S build"
>   MIPS: boot: do not include $(cpp_flags) for preprocessing ITS
>   MIPS: boot: fix build rule of vmlinux.its.S
>   MIPS: boot: correct prerequisite image of vmlinux.*.its
>   MIPS: boot: add missing targets for vmlinux.*.its
>   MIPS: boot: merge build rules of vmlinux.*.itb by using pattern rule
>   MIPS: boot: rebuild ITB when contained DTB is updated
>
>  arch/mips/boot/Makefile | 69 ++++++++++++++++++++++++++-----------------------
>  1 file changed, 37 insertions(+), 32 deletions(-)
>
> --
> 2.7.4
>



-- 
Best Regards
Masahiro Yamada