Subject: Re: [PATCH] [SCSI] mpt fusion: Fix 32 bit platforms with 64 bit resources.

From: Benjamin Herrenschmidt <[email-masked]>
Date: Thu, 03 Dec 2009 13:59:50 +1100

On Wed, 2009-12-02 at 17:51 -0800, Pravin Bathija wrote:
> Powerpc 44x uses 36 bit real address while the real address defined
>     in MPT Fusion driver is of type 32 bit. This causes ioremap to fail and driver
>     fails to initialize. This fix changes the data types representing the real
>     address from unsigned long 32-bit types to resource_size_t which is 64-bit. The
>     driver has been tested, the disks get discovered correctly and can do IO.
> 
> Signed-off-by: Pravin Bathija <[email-masked]>

Acked-by: Benjamin Herrenschmidt <[email-masked]>
---

James, this one should be good ;-)

> Acked-by: Feng Kan <[email-masked]>
> Acked-by: Fushen Chen <[email-masked]>
> Acked-by: Loc Ho <[email-masked]>
> Acked-by: Tirumala Reddy Marri <[email-masked]>
> Acked-by: Victor Gallardo <[email-masked]>
> ---
>  drivers/message/fusion/mptbase.c |    2 +-
>  1 files changed, 1 insertions(+), 1 deletions(-)
> 
> diff --git a/drivers/message/fusion/mptbase.c b/drivers/message/fusion/mptbase.c
> index 5d496a9..9f14a60 100644
> --- a/drivers/message/fusion/mptbase.c
> +++ b/drivers/message/fusion/mptbase.c
> @@ -1511,7 +1511,7 @@ mpt_mapresources(MPT_ADAPTER *ioc)
>  {
>  	u8		__iomem *mem;
>  	int		 ii;
> -	unsigned long	 mem_phys;
> +	resource_size_t	 mem_phys;
>  	unsigned long	 port;
>  	u32		 msize;
>  	u32		 psize;