linux-kernel - Re: [PATCH v3 02/10] objtool: Make sync-check consider the target architecture

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Date:   Fri, 4 Sep 2020 13:22:29 -0500
From:   Josh Poimboeuf <jpoimboe@...hat.com>
To:     Julien Thierry <jthierry@...hat.com>
Cc:     linux-kernel@...r.kernel.org, peterz@...radead.org, mbenes@...e.cz,
        raphael.gault@....com, benh@...nel.crashing.org
Subject: Re: [PATCH v3 02/10] objtool: Make sync-check consider the target
 architecture

On Fri, Sep 04, 2020 at 04:30:20PM +0100, Julien Thierry wrote:
> Do not take into account outdated headers unrelated to the build of the
> current architecture.
> 
> Reviewed-by: Miroslav Benes <mbenes@...e.cz>
> Signed-off-by: Julien Thierry <jthierry@...hat.com>
> ---
>  tools/objtool/Makefile      | 2 +-
>  tools/objtool/sync-check.sh | 4 ++++
>  2 files changed, 5 insertions(+), 1 deletion(-)
> 
> diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
> index 33d1e3ca8efd..20df5541ca43 100644
> --- a/tools/objtool/Makefile
> +++ b/tools/objtool/Makefile
> @@ -64,7 +64,7 @@ export srctree OUTPUT CFLAGS SRCARCH AWK
>  include $(srctree)/tools/build/Makefile.include
>  
>  $(OBJTOOL_IN): fixdep FORCE
> -	@$(CONFIG_SHELL) ./sync-check.sh
> +	@$(CONFIG_SHELL) ./sync-check.sh $(SRCARCH)
>  	@$(MAKE) $(build)=objtool

SRCARCH is already exported by the Makefile, so should sync-check.sh
just check $SRCARCH directly (and error out if it doesn't exist)?

-- 
Josh