linux-kernel - Re: Section mismatch on latest git

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Date:	Mon, 2 Jun 2008 21:09:14 +0200
From:	"Fabio Comolli" <fabio.comolli@...il.com>
To:	"Andrew Morton" <akpm@...ux-foundation.org>
Cc:	"Linux Kernel Mailing List" <linux-kernel@...r.kernel.org>,
	sam@...nborg.org
Subject: Re: Section mismatch on latest git

yes, your patch fixes the warning, thanks.

(by the way, I just pulled linus' tree and it seems that the patch
it's still not included and the warning is still present without it).

cheers,
fabio




On Thu, May 29, 2008 at 9:01 AM, Andrew Morton
<akpm@...ux-foundation.org> wrote:
> On Mon, 26 May 2008 10:03:21 +0200 "Fabio Comolli" <fabio.comolli@...il.com> wrote:
>
>> Hi.
>> I don't know it it has been reported already:
>>
>> WARNING: vmlinux.o(.text+0x114bb): Section mismatch in reference from
>> the function nopat() to the function .cpuinit.text:pat_disable()
>> The function nopat() references
>> the function __cpuinit pat_disable().
>> This is often because nopat lacks a __cpuinit
>> annotation or the annotation of pat_disable is wrong.
>>
>> Config is in attachment.
>>
>
> This should fix it:
>
> --- a/arch/x86/mm/pat.c~arch-x86-mm-patc-nopat-should-be-__init
> +++ a/arch/x86/mm/pat.c
> @@ -34,7 +34,7 @@ void __cpuinit pat_disable(char *reason)
>        printk(KERN_INFO "%s\n", reason);
>  }
>
> -static int nopat(char *str)
> +static int __init nopat(char *str)
>  {
>        pat_disable("PAT support disabled.");
>        return 0;
> _
>
>
> It turns out that this was harmless.  However it might not have been -
> I think that adding the ability to suppress all these warnings was a
> mistake.
>
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