netdev - Re: [PATCH 02/39] mv643xx_eth: trim unnecessary includes

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Date:	Fri, 6 Jun 2008 03:55:15 -0700
From:	Dale Farnsworth <dale@...nsworth.org>
To:	Lennert Buytenhek <buytenh@...tstofly.org>
Cc:	netdev@...r.kernel.org
Subject: Re: [PATCH 02/39] mv643xx_eth: trim unnecessary includes

On Fri, Jun 06, 2008 at 10:18:39AM +0200, Lennert Buytenhek wrote:
> On Thu, Jun 05, 2008 at 04:02:52AM -0700, Dale Farnsworth wrote:
> 
> > > -#include <linux/workqueue.h>
> > 
> > Isn't this needed for the definition of struct work and schedule_work()?
> > 
> > >  #include <linux/mii.h>
> > > -
> > >  #include <linux/mv643xx_eth.h>
> > >  
> > > -#include <asm/io.h>
> > > -#include <asm/types.h>
> > > -#include <asm/pgtable.h>
> > > -#include <asm/system.h>
> > > -#include <asm/delay.h>
> > 
> > Don't we still need this for udelay()?
> > > -#include <asm/dma-mapping.h>
> > 
> > And this for dma_map_single, etc.
> > 
> > I didn't bother to check all the other includes being removed, but it
> > seems you may have been a bit overly aggressive.
> 
> I just deleted everything that didn't make it stop compile, which I
> admit is a bit overzealous. :)
> 
> I've attached a new patch below:
> - linux/ip.h only contains struct iphdr/ip_auth_hdr/ip_esp_hdr/
>   ip_comp_hdr and various IP options and IP TOS-related things,
>   none of which we use.
> - linux/bitops.h contains various BIT()/BIT_MASK()/etc defines and
>   find_{first,next}_*bit()/ffs/for_each_bit(), none of which we use.
> - asm/pgtable.h contains low-level page table handling functions and
>   nothing of interest to the driver as far as I can tell.
> - asm/delay.h isn't needed since we include linux/delay.h
> - ditto for asm/dma-mapping.h
> 
> OK?

Sounds good.  (I missed that fact taht linux/delay.h and
linux/dma-mapping.h were still included.)

-Dale

> From: Lennert Buytenhek <buytenh@...tstofly.org>
> Date: Sun Jun  1 00:54:05 CEST 2008
> Subject: mv643xx_eth: trim unnecessary includes
> 
> Signed-off-by: Lennert Buytenhek <buytenh@...vell.com>
> 
> Index: linux-2.6.26-rc5/drivers/net/mv643xx_eth.c
> ===================================================================
> --- linux-2.6.26-rc5.orig/drivers/net/mv643xx_eth.c
> +++ linux-2.6.26-rc5/drivers/net/mv643xx_eth.c
> @@ -34,33 +34,25 @@
>   * along with this program; if not, write to the Free Software
>   * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
>   */
> +
>  #include <linux/init.h>
>  #include <linux/dma-mapping.h>
>  #include <linux/in.h>
> -#include <linux/ip.h>
>  #include <linux/tcp.h>
>  #include <linux/udp.h>
>  #include <linux/etherdevice.h>
> -
> -#include <linux/bitops.h>
>  #include <linux/delay.h>
>  #include <linux/ethtool.h>
>  #include <linux/platform_device.h>
> -
>  #include <linux/module.h>
>  #include <linux/kernel.h>
>  #include <linux/spinlock.h>
>  #include <linux/workqueue.h>
>  #include <linux/mii.h>
> -
>  #include <linux/mv643xx_eth.h>
> -
>  #include <asm/io.h>
>  #include <asm/types.h>
> -#include <asm/pgtable.h>
>  #include <asm/system.h>
> -#include <asm/delay.h>
> -#include <asm/dma-mapping.h>
>  
>  static char mv643xx_driver_name[] = "mv643xx_eth";
>  static char mv643xx_driver_version[] = "1.0";
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