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From: Miroslav Benes <mbenes@suse.cz>
To: Julien Thierry <jthierry@redhat.com>
Cc: linux-kernel@vger.kernel.org, jpoimboe@redhat.com,
	peterz@infradead.org, raphael.gault@arm.com
Subject: Re: [PATCH v2 01/10] objtool: Move header sync-check ealier in build
Date: Wed, 1 Apr 2020 14:32:16 +0200 (CEST)	[thread overview]
Message-ID: <alpine.LSU.2.21.2004011430120.15809@pobox.suse.cz> (raw)
In-Reply-To: <20200327152847.15294-2-jthierry@redhat.com>

On Fri, 27 Mar 2020, Julien Thierry wrote:

> Currently, the check of tools files against kernel equivalent is only
> done after every object file has been built. 

> This means one might fix
> build issues against outdated headers without seeing a warning about
> this.

Could you explain the above in more detail, please?

Otherwise it looks good.

Miroslav

> Check headers before any object is built. Also, make it part of a
> FORCE'd recipe so every attempt to build objtool will report the
> outdated headers (if any).
> 
> Signed-off-by: Julien Thierry <jthierry@redhat.com>
> ---
>  tools/objtool/Makefile | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/tools/objtool/Makefile b/tools/objtool/Makefile
> index ee08aeff30a1..519af6ec4eee 100644
> --- a/tools/objtool/Makefile
> +++ b/tools/objtool/Makefile
> @@ -43,10 +43,10 @@ export srctree OUTPUT CFLAGS SRCARCH AWK
>  include $(srctree)/tools/build/Makefile.include
>  
>  $(OBJTOOL_IN): fixdep FORCE
> +	@$(CONFIG_SHELL) ./sync-check.sh
>  	@$(MAKE) $(build)=objtool
>  
>  $(OBJTOOL): $(LIBSUBCMD) $(OBJTOOL_IN)
> -	@$(CONFIG_SHELL) ./sync-check.sh
>  	$(QUIET_LINK)$(CC) $(OBJTOOL_IN) $(LDFLAGS) -o $@
>  
>  
> -- 
> 2.21.1
> 


  reply	other threads:[~2020-04-01 12:32 UTC|newest]

Thread overview: 32+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-03-27 15:28 [PATCH v2 00/10] Objtool updates for easier portability Julien Thierry
2020-03-27 15:28 ` [PATCH v2 01/10] objtool: Move header sync-check ealier in build Julien Thierry
2020-04-01 12:32   ` Miroslav Benes [this message]
2020-04-01 12:44     ` Julien Thierry
2020-04-01 12:55       ` Miroslav Benes
2020-04-02 17:12   ` Josh Poimboeuf
2020-04-02 17:17     ` Josh Poimboeuf
2020-03-27 15:28 ` [PATCH v2 02/10] objtool: check: Remove redundant checks on operand type Julien Thierry
2020-03-27 15:28 ` [PATCH v2 03/10] objtool: check: Clean instruction state before each function validation Julien Thierry
2020-03-27 15:28 ` [PATCH v2 04/10] objtool: check: Ignore empty alternative groups Julien Thierry
2020-04-01 12:53   ` Miroslav Benes
2020-04-01 13:43     ` Julien Thierry
2020-04-01 13:48       ` Miroslav Benes
2020-03-27 15:28 ` [PATCH v2 05/10] objtool: check: Remove check preventing branches within alternative Julien Thierry
2020-05-01 18:22   ` [tip: objtool/core] objtool: " tip-bot2 for Julien Thierry
2020-03-27 15:28 ` [PATCH v2 06/10] objtool: check: Use arch specific values in restore_reg() Julien Thierry
2020-03-27 15:28 ` [PATCH v2 07/10] objtool: check: Allow save/restore hint in non standard function symbols Julien Thierry
2020-04-01 13:54   ` Miroslav Benes
2020-04-01 14:06     ` Julien Thierry
2020-03-27 15:28 ` [PATCH v2 08/10] objtool: Add abstraction for computation of symbols offsets Julien Thierry
2020-03-27 15:28 ` [PATCH v2 09/10] objtool: Split generic and arch specific CFI definitions Julien Thierry
2020-03-27 15:28 ` [PATCH v2 10/10] objtool: Support multiple stack_op per instruction Julien Thierry
2020-04-02 17:54   ` Josh Poimboeuf
2020-04-02 18:25     ` Peter Zijlstra
2020-04-03  8:01     ` Julien Thierry
2020-04-03 14:55       ` Josh Poimboeuf
2020-04-22 22:24   ` [tip: objtool/core] " tip-bot2 for Julien Thierry
2020-04-23  7:49   ` tip-bot2 for Julien Thierry
2020-04-23 11:15     ` Peter Zijlstra
2020-04-02 17:58 ` [PATCH v2 00/10] Objtool updates for easier portability Josh Poimboeuf
2020-04-02 18:30   ` Peter Zijlstra
2020-04-03  7:17     ` Miroslav Benes

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