linux-kernel - Re: [PATCH RESEND]Remove a warning for drivers/edac/i82975x

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Message-ID: <20110610052047.GB3643@gmail.com>
Date:	Fri, 10 Jun 2011 13:20:50 +0800
From:	Harry Wei <jiaweiwei.xiyou@...il.com>
To:	Randy Dunlap <randy.dunlap@...cle.com>
Cc:	linux-kernel@...r.kernel.org, arvino55@...il.com
Subject: Re: [PATCH RESEND]Remove a warning for drivers/edac/i82975x_edac.c

On Thu, Jun 09, 2011 at 10:37:47AM -0700, Randy Dunlap wrote:
> On Thu, 9 Jun 2011 11:04:13 +0800 Harry Wei wrote:
> 
> > -	page = (unsigned long) info->eap;
> > +	page = (unsigned long long) info->eap;
> 
> But page is still unsigned long, not unsigned long long...
Yup, but if we can define a 'unsigned long long' type?
> 
> >  	if (info->xeap & 1)
> > -		page |= 0x100000000ul;
> > +		page |= 0x100000000ull;
> 
> and just making this second change fixes the warning.
I will try my best. Can anyone give some other comments?
> 
> I don't know what the right answer is, but this patch does not look
> complete to me.
I will try to give a v2.
> 
> Back in April there was a discussion about this warning message and the
> conclusion was that this driver should be replaced.  See
> https://lkml.org/lkml/2011/4/21/232 and its replies.
> But we seem to be having problems reaching the EDAC subsystem maintainer
> (again cc-ed).
You have not got a exact conclusion about this warning.
Maybe Arvind knows more about this warning.(cc'ed)


Thanks
Harry Wei
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