Date: Thu, 9 Aug 2007 16:16:21 +0200
From: Adrian Bunk <bunk@kernel.org>
To: jidong xiao <jidong.xiao@gmail.com>
Cc: linux-kernel@vger.kernel.org
Subject: Re: What does 'if EMBEDDED' mean?
Message-ID: <20070809141621.GO6997@stusta.de>
References: <4104961b0708090711j291974cbx933e1262ba1935f6@mail.gmail.com>
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On Thu, Aug 09, 2007 at 10:11:33PM +0800, jidong xiao wrote:
> For example,
> 
> config SYSFS
>         bool "sysfs file system support" if EMBEDDED
>         default y
> 
> What does 'if EMBEDDED' mean?Can I choose n here?

The "if EMBEDDED" means that you only see this question if 
CONFIG_EMBEDDED=y.

Otherwise, the default is used without the question being asked.

> I saw there is no corresponding option within `make menuconfig`, so I
> am wondering what can I do if I wanna to disable this option, directly
> change
> "default y" to "default n" in the Kconfig file?

Say "y" at
  General setup
    Configure standard kernel features (for small systems)

> Thanks
> Jason

cu
Adrian

-- 

       "Is there not promise of rain?" Ling Tan asked suddenly out
        of the darkness. There had been need of rain for many days.
       "Only a promise," Lao Er said.
                                       Pearl S. Buck - Dragon Seed

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