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

[Desai, Kashyap]

This patch looks OK. Please consider it as ACKed by me on behalf of LSI.

- Kashyap

> -----Original Message-----
> From: linux-scsi-owner at vger.kernel.org [mailto:linux-scsi-
> owner at vger.kernel.org] On Behalf Of Benjamin Herrenschmidt
> Sent: Thursday, December 03, 2009 8:30 AM
> To: Pravin Bathija
> Cc: linux-scsi at vger.kernel.org; linuxppc-dev at ozlabs.org;
> jwboyer at linux.vnet.ibm.com; Moore, Eric
> Subject: Re: [PATCH] [SCSI] mpt fusion: Fix 32 bit platforms with 64 bit
> resources.
> 
> 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 <pbathija at amcc.com>
> 
> Acked-by: Benjamin Herrenschmidt <benh at kernel.crashing.org>
> ---
> 
> James, this one should be good ;-)
> 
> > Acked-by: Feng Kan <fkan at amcc.com>
> > Acked-by: Fushen Chen <fchen at amcc.com>
> > Acked-by: Loc Ho <lho at amcc.com>
> > Acked-by: Tirumala Reddy Marri <tmarri at amcc.com>
> > Acked-by: Victor Gallardo <vgallardo at amcc.com>
> > ---
> >  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;
> 
> 
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