[PATCH v2] [POWERPC] Fix build errors when BLOCK=n

[Bartlomiej Zolnierkiewicz]

On Wednesday 19 September 2007, Emil Medve wrote:
> These are the symptom error messages:
> 
>   CC      arch/powerpc/kernel/setup_32.o
> In file included from include/linux/blkdev.h:17,
>                  from include/linux/ide.h:13,
>                  from arch/powerpc/kernel/setup_32.c:13:
> include/linux/bsg.h:67: warning: 'struct request_queue' declared inside parameter list
> include/linux/bsg.h:67: warning: its scope is only this definition or declaration, which is probably not what you want
> include/linux/bsg.h:71: warning: 'struct request_queue' declared inside parameter list
> In file included from arch/powerpc/kernel/setup_32.c:13:
> include/linux/ide.h:857: error: field 'wrq' has incomplete type
> 
>   CC      arch/powerpc/kernel/ppc_ksyms.o
> In file included from include/linux/blkdev.h:17,
>                  from include/linux/ide.h:13,
>                  from arch/powerpc/kernel/ppc_ksyms.c:15:
> include/linux/bsg.h:67: warning: 'struct request_queue' declared inside parameter list
> include/linux/bsg.h:67: warning: its scope is only this definition or declaration, which is probably not what you want
> include/linux/bsg.h:71: warning: 'struct request_queue' declared inside parameter list
> In file included from arch/powerpc/kernel/ppc_ksyms.c:15:
> include/linux/ide.h:857: error: field 'wrq' has incomplete type
> 
> The fix tries to use the smallest scope CONFIG_* symbols that will fix the build
> problem. In this case <linux/ide.h> needs to be included only if IDE=y or
> IDE=m were selected. Also, ppc_ide_md is needed only if BLK_DEV_IDE=y or
> BLK_DEV_IDE=m
> 
> Moved the EXPORT_SYMBOL(ppc_ide_md) from ppc_ksysms.c next to its declaration
> in setup_32.c
> 
> Signed-off-by: Emil Medve <Emilian.Medve at Freescale.com>

looks OK for me

Signed-off-by: Bartlomiej Zolnierkiewicz <bzolnier at gmail.com>