linux-kernel - Re: [Patch] drivers/base/core.c: fix a compile error

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Date:	Sun, 27 Jan 2008 11:40:53 -0800
From:	Greg KH <gregkh@...e.de>
To:	WANG Cong <xiyou.wangcong@...il.com>
Cc:	Jeremy Fitzhardinge <jeremy@...p.org>,
	Randy Dunlap <rdunlap@...otime.net>,
	Linux Kernel Mailing List <linux-kernel@...r.kernel.org>
Subject: Re: [Patch] drivers/base/core.c: fix a compile error

On Sat, Jan 26, 2008 at 05:14:45PM +0800, WANG Cong wrote:
> On Fri, Jan 25, 2008 at 03:24:13PM -0800, Jeremy Fitzhardinge wrote:
> >Greg KH wrote:
> >>Ah, sorry, I missed that "note" :(
> >>
> >>thanks,
> >>
> >>greg 'time to get that make randconfig system up and working' k-h
> >>  
> >
> >Here's a config that fails.
> >
> 
> Here's one possible fix. Please review.
> 
> Signed-off-by: WANG Cong <xiyou.wangcong@...il.com>
> 
> ---
> 
> Index: linux-2.6/include/linux/genhd.h
> ===================================================================
> --- linux-2.6.orig/include/linux/genhd.h
> +++ linux-2.6/include/linux/genhd.h
> @@ -12,6 +12,8 @@
>  #include <linux/types.h>
>  #include <linux/kdev_t.h>
>  
> +extern struct device_type part_type;
> +
>  #ifdef CONFIG_BLOCK
>  
>  #define kobj_to_dev(k) container_of(k, struct device, kobj)
> @@ -19,7 +21,6 @@
>  #define dev_to_part(device) container_of(device, struct hd_struct, dev)
>  
>  extern struct device_type disk_type;
> -extern struct device_type part_type;
>  extern struct kobject *block_depr;
>  extern struct class block_class;

No, that will fix the build error, but die when linking :(

I'll work on a real fix for this now...

thanks,

greg k-h
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