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Date: Tue, 5 Oct 2010 20:19:11 +0300
From: Alexey Dobriyan <adobriyan@gmail.com>
To: jovi zhang <bookjovi@gmail.com>
Cc: andre.goddard@gmail.com, hedi@sgi.com, linux-kernel@vger.kernel.org
Subject: Re: [PATCH] pid: remove unused include
Message-ID: <20101005171911.GA6075@core2.telecom.by>
References: <AANLkTikcRppGD592yth-xaea961OczDhXX1Hj+qQ6fJH@mail.gmail.com>
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On Tue, Oct 05, 2010 at 07:20:26PM +0800, jovi zhang wrote:
> remove unused include of pid.c

> --- a/kernel/pid.c
> +++ b/kernel/pid.c
> @@ -27,15 +27,12 @@
>  */
> 
> #include <linux/mm.h>
> -#include <linux/module.h>

This one is needed for EXPORT_SYMBOL_GPL.

> -#include <linux/slab.h>


This one is for kzalloc()

> #include <linux/init.h>
> #include <linux/rculist.h>
> #include <linux/bootmem.h>
> #include <linux/hash.h>
> #include <linux/pid_namespace.h>
> #include <linux/init_task.h>
> -#include <linux/syscalls.h>

This one can go, sys_wait4() usage was removed.
Have you checked compilation?