Re: [PATCH] 64bit resources start end value fix

[Andrew Morton <akpm@osdl.org>]

On Wed, 21 Jun 2006 13:29:03 -0400
Vivek Goyal <vgoyal@in.ibm.com> wrote:

> Hi Greg,
> 
> While changing 64bit kconfig options to CONFIG_RESOURCES_64BIT, I forgot
> to update the values of start and end fields in ioport_resource and
> iomem_resource.
> 
> Following patch applies on top of your reworked 64 bit patches and
> is based on Andrew Morton's patch. Please apply.
> 
> http://marc.theaimsgroup.com/?l=linux-mm-commits&m=115087406130723&w=2
> 
> Thanks
> Vivek
> 
> 
> 
> o Update start and end fields for 32bit and 64bit resources.
> 
> Signed-off-by: Vivek Goyal <vgoyal@in.ibm.com>
> ---
> 
>  linux-2.6.17-1M-vivek/kernel/resource.c |    6 +++---
>  1 files changed, 3 insertions(+), 3 deletions(-)
> 
> diff -puN kernel/resource.c~64bit-resources-start-end-value-fix kernel/resource.c
> --- linux-2.6.17-1M/kernel/resource.c~64bit-resources-start-end-value-fix	2006-06-21 12:43:43.000000000 -0400
> +++ linux-2.6.17-1M-vivek/kernel/resource.c	2006-06-21 12:44:59.000000000 -0400
> @@ -23,7 +23,7 @@
>  
>  struct resource ioport_resource = {
>  	.name	= "PCI IO",
> -	.start	= 0x0000,
> +	.start	= 0,
>  	.end	= IO_SPACE_LIMIT,
>  	.flags	= IORESOURCE_IO,
>  };
> @@ -32,8 +32,8 @@ EXPORT_SYMBOL(ioport_resource);
>  
>  struct resource iomem_resource = {
>  	.name	= "PCI mem",
> -	.start	= 0UL,
> -	.end	= ~0UL,
> +	.start	= 0,
> +	.end	= -1,
>  	.flags	= IORESOURCE_MEM,
>  };
>  

Confused.  This patch won't apply.  It will apply with `patch -R', and if
you do that you'll break iomem_reosurce.end by setting it to
0x00000000ffffffff.

I don't think any additional changes are needed here.