linux-kernel - Re: [PATCH 3/3] powerpc: Include linux/jump_label.h to get HAVE_JUMP

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Date:	Wed, 07 Jan 2015 10:09:16 -0500
From:	Jason Baron <jbaron@...mai.com>
To:	Anton Blanchard <anton@...ba.org>,
	"benh@...nel.crashing.org" <benh@...nel.crashing.org>,
	"paulus@...ba.org" <paulus@...ba.org>,
	"mpe@...erman.id.au" <mpe@...erman.id.au>,
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	"peterz@...radead.org" <peterz@...radead.org>,
	"liuj97@...il.com" <liuj97@...il.com>,
	"mingo@...nel.org" <mingo@...nel.org>,
	"mgorman@...e.de" <mgorman@...e.de>,
	"linux@....linux.org.uk" <linux@....linux.org.uk>,
	"catalin.marinas@....com" <catalin.marinas@....com>,
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CC:	"linuxppc-dev@...ts.ozlabs.org" <linuxppc-dev@...ts.ozlabs.org>,
	"linux-kbuild@...r.kernel.org" <linux-kbuild@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 3/3] powerpc: Include linux/jump_label.h to get HAVE_JUMP_LABEL
 define

On 01/07/2015 05:35 AM, Anton Blanchard wrote:
> Commit 1bc9e47aa8e4 ("powerpc/jump_label: Use HAVE_JUMP_LABEL")
> converted uses of CONFIG_JUMP_LABEL to HAVE_JUMP_LABEL in
> some assembly files.
>
> HAVE_JUMP_LABEL is defined in linux/jump_label.h, so we need to
> include this or we always get the non jump label fallback code.
>
> Fixes: 1bc9e47aa8e4 ("powerpc/jump_label: Use HAVE_JUMP_LABEL")
> Signed-off-by: Anton Blanchard <anton@...ba.org>
> ---
>  arch/powerpc/platforms/powernv/opal-wrappers.S | 2 +-
>  arch/powerpc/platforms/pseries/hvCall.S        | 2 +-
>  arch/powerpc/platforms/pseries/lpar.c          | 1 +
>  3 files changed, 3 insertions(+), 2 deletions(-)
>
> diff --git a/arch/powerpc/platforms/powernv/opal-wrappers.S b/arch/powerpc/platforms/powernv/opal-wrappers.S
> index 0509bca..fcbe899 100644
> --- a/arch/powerpc/platforms/powernv/opal-wrappers.S
> +++ b/arch/powerpc/platforms/powernv/opal-wrappers.S
> @@ -9,11 +9,11 @@
>   * 2 of the License, or (at your option) any later version.
>   */
>  
> +#include <linux/jump_label.h>
>  #include <asm/ppc_asm.h>
>  #include <asm/hvcall.h>
>  #include <asm/asm-offsets.h>
>  #include <asm/opal.h>
> -#include <asm/jump_label.h>
>  
>  	.section	".text"
>  
> diff --git a/arch/powerpc/platforms/pseries/hvCall.S b/arch/powerpc/platforms/pseries/hvCall.S
> index ccd53f9..74b5b8e 100644
> --- a/arch/powerpc/platforms/pseries/hvCall.S
> +++ b/arch/powerpc/platforms/pseries/hvCall.S
> @@ -7,12 +7,12 @@
>   * as published by the Free Software Foundation; either version
>   * 2 of the License, or (at your option) any later version.
>   */
> +#include <linux/jump_label.h>
>  #include <asm/hvcall.h>
>  #include <asm/processor.h>
>  #include <asm/ppc_asm.h>
>  #include <asm/asm-offsets.h>
>  #include <asm/ptrace.h>
> -#include <asm/jump_label.h>
>  
>  	.section	".text"
>  	
> diff --git a/arch/powerpc/platforms/pseries/lpar.c b/arch/powerpc/platforms/pseries/lpar.c
> index 469751d..14ac1ad 100644
> --- a/arch/powerpc/platforms/pseries/lpar.c
> +++ b/arch/powerpc/platforms/pseries/lpar.c
> @@ -27,6 +27,7 @@
>  #include <linux/console.h>
>  #include <linux/export.h>
>  #include <linux/static_key.h>
> +#include <linux/jump_label.h>
>  #include <asm/processor.h>
>  #include <asm/mmu.h>
>  #include <asm/page.h>

You can drop the 'static_key.h' include here since its redundant.

Thanks,

-Jason

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