linux-kernel - Re: [PATCH v2] ARM: avoid duplicated "Kernel: arch/arm/boot/*Image is ready" log

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Date:	Fri, 27 May 2016 12:23:11 +0900
From:	Masahiro Yamada <yamada.masahiro@...ionext.com>
To:	linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>
Cc:	Masahiro Yamada <yamada.masahiro@...ionext.com>,
	Russell King <linux@....linux.org.uk>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2] ARM: avoid duplicated "Kernel: arch/arm/boot/*Image is
 ready" log

Hi.

Assuming no objection to this patch,
I will put it into Russell's patch tracker after v4.7-rc1 is out.



2016-04-04 11:29 GMT+09:00 Masahiro Yamada <yamada.masahiro@...ionext.com>:
> Commit 3939f3345050 ("ARM: 8418/1: add boot image dependencies to not
> generate invalid images") fixed bad image generation in case of
> parallel building, but as a side effect, Kbuild now descends into
> arch/arm/boot/ again and again, duplicating the log messages.  It is
> clumsy, so let's display the same message only once.
>
> I moved the log rules from arch/arm/boot/Makefile to arch/arm/Makefile
> rather than completely deleting them, because *Image are the final
> targets that users are interested in.
>
> Without this commit, the log of incremental build is like follows:
>
> $ make ARCH=arm UIMAGE_LOADADDR=0x80208000 uImage
>   CHK     include/config/kernel.release
>   CHK     include/generated/uapi/linux/version.h
>   CHK     include/generated/utsrelease.h
>   CHK     include/generated/bounds.h
>   CHK     include/generated/timeconst.h
>   CHK     include/generated/asm-offsets.h
>   CALL    scripts/checksyscalls.sh
> <stdin>:1310:2: warning: #warning syscall preadv2 not implemented [-Wcpp]
> <stdin>:1313:2: warning: #warning syscall pwritev2 not implemented [-Wcpp]
>   CHK     include/generated/compile.h
>   Kernel: arch/arm/boot/Image is ready
>   Kernel: arch/arm/boot/Image is ready
>   Kernel: arch/arm/boot/zImage is ready
>   Kernel: arch/arm/boot/Image is ready
>   Kernel: arch/arm/boot/zImage is ready
>   Image arch/arm/boot/uImage is ready
>
> With this commit:
>
> $ make ARCH=arm UIMAGE_LOADADDR=0x80208000 uImage
>   CHK     include/config/kernel.release
>   CHK     include/generated/uapi/linux/version.h
>   CHK     include/generated/utsrelease.h
>   CHK     include/generated/bounds.h
>   CHK     include/generated/timeconst.h
>   CHK     include/generated/asm-offsets.h
>   CALL    scripts/checksyscalls.sh
> <stdin>:1310:2: warning: #warning syscall preadv2 not implemented [-Wcpp]
> <stdin>:1313:2: warning: #warning syscall pwritev2 not implemented [-Wcpp]
>   CHK     include/generated/compile.h
>   Kernel: Image is ready
>   Kernel: zImage is ready
>   Kernel: uImage is ready
>
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>


-- 
Best Regards
Masahiro Yamada