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From: Nicolas Pitre <nicolas.pitre@linaro.org>
To: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: linux-kernel@vger.kernel.org,
	Andrew Morton <akpm@linux-foundation.org>,
	Rusty Russell <rusty@rustcorp.com.au>,
	Michal Simek <michal.simek@xilinx.com>,
	Linus Torvalds <torvalds@linux-foundation.org>,
	Arnd Bergmann <arnd@arndb.de>, Michal Marek <mmarek@suse.cz>
Subject: Re: [PATCH 2/5] export.h: use __is_defined() to check if __KSYM_* is defined
Date: Tue, 14 Jun 2016 13:10:47 -0400 (EDT)	[thread overview]
Message-ID: <alpine.LFD.2.20.1606141309560.1714@knanqh.ubzr> (raw)
In-Reply-To: <1465883938-25194-2-git-send-email-yamada.masahiro@socionext.com>

On Tue, 14 Jun 2016, Masahiro Yamada wrote:

> Here the need is for a macro that checks whether the given symbol is
> defined or not, which has nothing to do with config.
> 
> The new macro __is_defined() is a better fit for this case.
> 
> Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>

Acked-by: Nicolas Pitre <nico@linaro.org>

> ---
> 
>  include/linux/export.h | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/include/linux/export.h b/include/linux/export.h
> index 2f9ccbe..c565f87 100644
> --- a/include/linux/export.h
> +++ b/include/linux/export.h
> @@ -82,7 +82,7 @@ extern struct module __this_module;
>  #include <generated/autoksyms.h>
>  
>  #define __EXPORT_SYMBOL(sym, sec)				\
> -	__cond_export_sym(sym, sec, config_enabled(__KSYM_##sym))
> +	__cond_export_sym(sym, sec, __is_defined(__KSYM_##sym))
>  #define __cond_export_sym(sym, sec, conf)			\
>  	___cond_export_sym(sym, sec, conf)
>  #define ___cond_export_sym(sym, sec, enabled)			\
> -- 
> 1.9.1
> 
> 

  reply	other threads:[~2016-06-14 17:10 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-14  5:58 [PATCH 1/5] kconfig.h: use __is_defined() to check if MODULE " Masahiro Yamada
2016-06-14  5:58 ` [PATCH 2/5] export.h: use __is_defined() to check if __KSYM_* " Masahiro Yamada
2016-06-14 17:10   ` Nicolas Pitre [this message]
2016-06-14  5:58 ` [PATCH 3/5] kconfig.h: use already defined macros for IS_REACHABLE() define Masahiro Yamada
2016-06-14  5:58 ` [PATCH 4/5] kconfig.h: allow to use IS_{ENABLE,REACHABLE} in macro expansion Masahiro Yamada
2016-06-14  5:58 ` [PATCH 5/5] vmlinux.lds.h: replace config_enabled() with IS_ENABLED() Masahiro Yamada
2016-06-20 20:45   ` Michal Marek
2016-06-20 23:20     ` Masahiro Yamada
2016-06-21  9:25       ` Arnd Bergmann
2016-06-22  6:52         ` Masahiro Yamada
2016-06-23  8:07       ` Masahiro Yamada

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