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

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Date:	Wed, 8 Jun 2011 21:26:46 -0700
From:	Connor Hansen <cmdkhh@...il.com>
To:	linux-kernel@...r.kernel.org, ravi@...ztechnologies.com,
	arvino55@...il.com, greg@...ah.com, akpm@...ux-foundation.org,
	randy.dunlap@...cle.com, joe@...ches.com
Subject: Re: [PATCH RESEND]Remove a warning for drivers/edac/i82975x_edac.c

When I compile 3.0.0-rc2+ I don't get this warning.
please make sure this issue still exists.

Connor

On Wed, Jun 8, 2011 at 8:04 PM, Harry Wei <jiaweiwei.xiyou@...il.com> wrote:
> From: Harry Wei <harryxiyou@...il.com>
>
> When i compile 2.6.39.1, a warning shows like below.
> This patch can fix the warning. And i works well with
> my PC.
>
> [...]
> CC [M]  drivers/edac/e752x_edac.o
> CC [M]  drivers/edac/i82875p_edac.o
> CC [M]  drivers/edac/i82975x_edac.o
> drivers/edac/i82975x_edac.c: In function ���i82975x_process_error_info���:
> drivers/edac/i82975x_edac.c:298: warning: integer constant is too large for ���unsigned long��� type
> CC [M]  drivers/edac/i3000_edac.o
> CC [M]  drivers/edac/i3200_edac.o
> CC [M]  drivers/edac/x38_edac.o
> CC [M]  drivers/edac/i82860_edac.o
> [...]
>
>
> Signed-off-by: Harry Wei <harryxiyou@...il.com>
> Index: prj/drivers/edac/i82975x_edac.c
> ===================================================================
> --- prj.orig/drivers/edac/i82975x_edac.c        2011-06-04 10:09:55.351174516 +0800
> +++ prj/drivers/edac/i82975x_edac.c     2011-06-04 10:10:30.875168437 +0800
> @@ -293,9 +293,9 @@
>                info->errsts = info->errsts2;
>        }
>
> -       page = (unsigned long) info->eap;
> +       page = (unsigned long long) info->eap;
>        if (info->xeap & 1)
> -               page |= 0x100000000ul;
> +               page |= 0x100000000ull;
>        chan = page & 1;
>        page >>= 1;
>        offst = page & ((1 << PAGE_SHIFT) - 1);
> --
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