linux-kernel - Re: [PATCH] mm: Switch NUMA_BUILD and COMPACTION_BUILD to new IS

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Message-ID: <20110811130110.GK8023@tiehlicka.suse.cz>
Date:	Thu, 11 Aug 2011 15:01:10 +0200
From:	Michal Hocko <mhocko@...e.cz>
To:	Michal Marek <mmarek@...e.cz>
Cc:	linux-mm@...ck.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mm: Switch NUMA_BUILD and COMPACTION_BUILD to new
 IS_ENABLED() syntax

On Thu 11-08-11 14:51:33, Michal Hocko wrote:
> On Wed 10-08-11 17:12:40, Michal Marek wrote:
> > Introduced in 3.1-rc1, IS_ENABLED(CONFIG_NUMA) expands to a true value
> > iff CONFIG_NUMA is set. This makes it easier to grep for code that
> > depends on CONFIG_NUMA.

I have just looked closer at all available macros. Wouldn't it make more
sense to use IS_BUILTIN instead? Both symbols can be only on or off.
Not that it would make any difference in the end. I even like IS_ENABLED
naming more.
-- 
Michal Hocko
SUSE Labs
SUSE LINUX s.r.o.
Lihovarska 1060/12
190 00 Praha 9    
Czech Republic
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