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From: Len Brown <lenb@kernel.org>
To: Stephen Rothwell <sfr@canb.auug.org.au>
Cc: Len Brown <len.brown@intel.com>,
	linux-next@vger.kernel.org, linux-kernel@vger.kernel.org,
	"David S. Miller" <davem@davemloft.net>,
	sparclinux@vger.kernel.org
Subject: Re: linux-next: build failure after merge of the final tree (acpi tree related)
Date: Mon, 11 Feb 2013 18:23:55 -0500	[thread overview]
Message-ID: <51197D8B.6010407@kernel.org> (raw)
In-Reply-To: <20130211183409.7519b73ca320baeac5ec886f@canb.auug.org.au>

On 02/11/2013 02:34 AM, Stephen Rothwell wrote:
> Hi all,
> 
> After merging the final tree, today's linux-next build (sparc64 defconfig)
> failed like this:
> 
> arch/sparc/include/asm/processor.h: Assembler messages:
> arch/sparc/include/asm/processor.h:10: Error: Unknown opcode: `extern'
> 
> Caused by commit 3a242f58a5f4 ("sparc idle: rename pm_idle to
> sparc_idle") from the acpi tree.
> 
> I have applied this patch for today:
> 
> From: Stephen Rothwell <sfr@canb.auug.org.au>
> Date: Mon, 11 Feb 2013 18:30:19 +1100
> Subject: [PATCH] sparc idle: protect variable declarations against the assembler
> 
> Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
> ---
>  arch/sparc/include/asm/processor.h | 2 ++
>  1 file changed, 2 insertions(+)
> 
> diff --git a/arch/sparc/include/asm/processor.h b/arch/sparc/include/asm/processor.h
> index 34baa35..622cfa5 100644
> --- a/arch/sparc/include/asm/processor.h
> +++ b/arch/sparc/include/asm/processor.h
> @@ -7,6 +7,8 @@
>  #endif
>  
>  #define nop() 		__asm__ __volatile__ ("nop")
> +#ifndef __ASSEMBLY__
>  extern void (*sparc_idle)(void);
> +#endif
>  
>  #endif
> 

Thank you Stephen!

The last time I compiled a sparc kernel was in 1993:-)

I've added your fix and Dave's Ack to this patch,
and updated it in my next branch.

Len Brown, Intel Open Source Technology Center



  parent reply	other threads:[~2013-02-11 23:24 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2013-02-11  7:34 linux-next: build failure after merge of the final tree (acpi tree related) Stephen Rothwell
2013-02-11 18:22 ` Bjorn Helgaas
2013-02-11 23:23 ` Len Brown [this message]
2013-02-12 17:35   ` Sam Ravnborg
2013-02-12 18:01     ` Should SPARC use cpuidle? (was: linux-next: build failure after merge of the final tree (acpi tree related)) Len Brown
2013-02-12 18:03       ` Should SPARC use cpuidle? Len Brown
2013-02-12 19:36         ` Sam Ravnborg
2013-02-12 19:42       ` Should SPARC use cpuidle? (was: linux-next: build failure after merge of the final tree (acpi tree related)) Sam Ravnborg
  -- strict thread matches above, loose matches on Subject: below --
2010-05-24  3:41 linux-next: build failure after merge of the final tree (acpi tree related) Stephen Rothwell
2010-05-24  6:31 ` Len Brown
2010-05-24  7:41   ` Stephen Rothwell

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