linux-kernel - Re: [PATCH] powerpc: improve prom_init

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Message-Id: <46YtKk2RyPz9sPf@ozlabs.org>
Date:   Thu, 19 Sep 2019 20:26:02 +1000 (AEST)
From:   Michael Ellerman <patch-notifications@...erman.id.au>
To:     Masahiro Yamada <yamada.masahiro@...ionext.com>,
        linuxppc-dev@...ts.ozlabs.org
Cc:     Alexey Kardashevskiy <aik@...abs.ru>, linux-kernel@...r.kernel.org,
        Nicholas Piggin <npiggin@...il.com>,
        Masahiro Yamada <yamada.masahiro@...ionext.com>,
        Firoz Khan <firoz.khan@...aro.org>,
        Joel Stanley <joel@....id.au>,
        Andrew Donnellan <andrew.donnellan@....ibm.com>,
        Paul Mackerras <paulus@...ba.org>
Subject: Re: [PATCH] powerpc: improve prom_init_check rule

On Thu, 2019-09-12 at 07:40:37 UTC, Masahiro Yamada wrote:
> This slightly improves the prom_init_check rule.
> 
> [1] Avoid needless check
> 
> Currently, prom_init_check.sh is invoked every time you run 'make'
> even if you have changed nothing in prom_init.c. With this commit,
> the script is re-run only when prom_init.o is recompiled.
> 
> [2] Beautify the build log
> 
> Currently, the O= build shows the absolute path to the script:
> 
>   CALL    /abs/path/to/source/of/linux/arch/powerpc/kernel/prom_init_check.sh
> 
> With this commit, it is always a relative path to the timestamp file:
> 
>   PROMCHK arch/powerpc/kernel/prom_init_check
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro@...ionext.com>

Applied to powerpc next, thanks.

https://git.kernel.org/powerpc/c/1fdfa4c6af0cc1854b017f308af6bece94568bb6

cheers