Re: [PATCH 0/7] MIPS: boot: fix various problems in arch/mips/boot/Makefile
From: Masahiro Yamada
Date: Sat Jun 02 2018 - 23:00:40 EST
Hi MIPS maintainers,
2018-04-16 23:47 GMT+09:00 Masahiro Yamada <yamada.masahiro@xxxxxxxxxxxxx>:
>
> 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