[ltt-dev] [PATCH 11/12] avoid multiple evaluation of STORE_SHARED argument

[Mathieu Desnoyers]

Merged, thanks!

Mathieu

* Paolo Bonzini (pbonzini at redhat.com) wrote:
> Acked-by: Mathieu Desnoyers <mathieu.desnoyers at efficios.com>
> ---
>  urcu/system.h |    4 ++--
>  1 files changed, 2 insertions(+), 2 deletions(-)
> 
> diff --git a/urcu/system.h b/urcu/system.h
> index e36a13b..0c3152f 100644
> --- a/urcu/system.h
> +++ b/urcu/system.h
> @@ -46,9 +46,9 @@
>   */
>  #define STORE_SHARED(x, v)		\
>  	({				\
> -		_STORE_SHARED(x, v);	\
> +		typeof(x) _v = _STORE_SHARED(x, v);	\
>  		smp_wmc();		\
> -		(v);			\
> +		_v;			\
>  	})
>  
>  #endif /* _URCU_SYSTEM_H */
> -- 
> 1.6.6
> 
> 
> 
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> 

-- 
Mathieu Desnoyers
Operating System Efficiency Consultant
EfficiOS Inc.
http://www.efficios.com