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@xxxxxxxxxxxxxxxx>
> 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@xxxxxxxxxxxxxxxx>
> ---
> 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
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