linux-kernel - Re: [PATCH 1/1] jump_label: tidy jump_label

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Date:	Wed, 20 Aug 2014 17:00:36 -0400
From:	Jason Baron <jbaron@...mai.com>
To:	Zhouyi Zhou <zhouzhouyi@...il.com>
CC:	drjones@...hat.com, konrad.wilk@...cle.com,
	raghavendra.kt@...ux.vnet.ibm.com, mingo@...nel.org,
	davem@...emloft.net, hannes@...essinduktion.org,
	linux-kernel@...r.kernel.org, Zhouyi Zhou <yizhouzhou@....ac.cn>
Subject: Re: [PATCH 1/1] jump_label: tidy jump_label_ratelimit.h

Yes, that looks good. While at it I grep'd the tree for
'CONFIG_JUMP_LABEL', and found some uses in the
netfilter code which should probably be
'HAVE_JUMP_LABEL' as well.

Thanks,

-Jason

On 08/20/2014 05:29 AM, Zhouyi Zhou wrote:
> jump_label_ratelimit.h is split from jump_label.h to enable the 
> includers who don't want linux/workqueue.h.
> As HAVE_JUMP_LABEL is only defined in jump_label.h, will following  
> patch makes jump_labe_ratelimit.h more tidy?
>
> Compiled and Tested in x86_64
> Signed-off-by: Zhouyi Zhou <yizhouzhou@....ac.cn>
> ---
>  include/linux/jump_label_ratelimit.h |    5 +----
>  1 file changed, 1 insertion(+), 4 deletions(-)
>
> diff --git a/include/linux/jump_label_ratelimit.h b/include/linux/jump_label_ratelimit.h
> index 089f70f..0d34d7e 100644
> --- a/include/linux/jump_label_ratelimit.h
> +++ b/include/linux/jump_label_ratelimit.h
> @@ -4,15 +4,12 @@
>  #include <linux/jump_label.h>
>  #include <linux/workqueue.h>
>  
> -#if defined(CC_HAVE_ASM_GOTO) && defined(CONFIG_JUMP_LABEL)
> +#ifdef HAVE_JUMP_LABEL
>  struct static_key_deferred {
>  	struct static_key key;
>  	unsigned long timeout;
>  	struct delayed_work work;
>  };
> -#endif
> -
> -#ifdef HAVE_JUMP_LABEL
>  extern void static_key_slow_dec_deferred(struct static_key_deferred *key);
>  extern void
>  jump_label_rate_limit(struct static_key_deferred *key, unsigned long rl);

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