linux-kernel - Re: [PATCH] GPIO: #include <linux/kernel.h> for might

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Date:	Fri, 11 Apr 2008 10:05:51 -0700
From:	David Brownell <david-b@...bell.net>
To:	Uwe Kleine-König <Uwe.Kleine-Koenig@...i.com>
Cc:	linux-kernel@...r.kernel.org
Subject: Re: [PATCH] GPIO: #include <linux/kernel.h> for might_sleep

On Friday 11 April 2008, Uwe Kleine-König wrote:
> I like having headers being independend of the order of inclusion.

That's a pretty unusual policy.  Not one that's generally
followed in the kernel, either ... 


> Usually I order all includes alphabetically (and grouped by linux/,
> asm/, etc.). 

If you like alphabetical, why the exception for <asm/...> ??
:)


> This doesn't work with gpio.h because then kernel.h is 
> included to late.

So include <linux/kernel.h> first.  There *is* a policy
of avoiding extra #includes ... extras slow down builds.

- Dave
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