linux-kernel - Re: [Patch] avr32: select GENERIC

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Message-ID: <20120203073620.GA13215@samfundet.no>
Date:	Fri, 3 Feb 2012 08:36:20 +0100
From:	Hans-Christian Egtvedt <egtvedt@...fundet.no>
To:	Cong Wang <xiyou.wangcong@...il.com>
Cc:	linux-kernel@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	Haavard Skinnemoen <hskinnemoen@...il.com>
Subject: Re: [Patch] avr32: select GENERIC_ATOMIC64

Around Fri 03 Feb 2012 15:03:00 +0800 or thereabout, Cong Wang wrote:
> avr32 doesn't implement atomic64_ operations, if not select this,
> we would get:
> 
> kernel/trace/trace_clock.c:117: error: syntax error before 'trace_counter'
> kernel/trace/trace_clock.c:126: error: implicit declaration of function 'atomic64_add_return'
> 
> Cc: Haavard Skinnemoen <hskinnemoen@...il.com>
> Cc: Hans-Christian Egtvedt <egtvedt@...fundet.no>
> Signed-off-by: WANG Cong <xiyou.wangcong@...il.com>

Thanks Cong, but Fabio beat you to it; https://lkml.org/lkml/2012/2/2/406

The above patch (similar to yours), was just pulled into Andrews tree.

> ---
> diff --git a/arch/avr32/Kconfig b/arch/avr32/Kconfig
> index 197e96f..6ecb8f4 100644
> --- a/arch/avr32/Kconfig
> +++ b/arch/avr32/Kconfig
> @@ -11,6 +11,7 @@ config AVR32
>  	select HARDIRQS_SW_RESEND
>  	select GENERIC_IRQ_SHOW
>  	select ARCH_HAVE_NMI_SAFE_CMPXCHG
> +	select GENERIC_ATOMIC64
>  	help
>  	  AVR32 is a high-performance 32-bit RISC microprocessor core,
>  	  designed for cost-sensitive embedded applications, with particular

-- 
mvh
Hans-Christian Egtvedt
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