Re: [Xen-devel] [PATCH v4 3/7] asm-arm/atomic.h: reorder macros to match x86-side

[Julien Grall <julien.grall@xxxxxxx>]

On 15/07/16 07:49, Corneliu ZUZU wrote:
> Reorder macro definitions to match x86-side.
>
> Signed-off-by: Corneliu ZUZU <czuzu@xxxxxxxxxxxxxxx>
> Reviewed-by: Stefano Stabellini <sstabellini@xxxxxxxxxx>
Acked-by: Julien Grall <julien.grall@xxxxxxx>

Regards,

> ---
> Changed since v3: <nothing>
> ---
>   xen/include/asm-arm/atomic.h | 19 +++++++++----------
>   1 file changed, 9 insertions(+), 10 deletions(-)
>
> diff --git a/xen/include/asm-arm/atomic.h b/xen/include/asm-arm/atomic.h
> index 32771e9..620c636 100644
> --- a/xen/include/asm-arm/atomic.h
> +++ b/xen/include/asm-arm/atomic.h
> @@ -138,16 +138,15 @@ static inline void _atomic_set(atomic_t *v, int i)
>   # error "unknown ARM variant"
>   #endif
>
> -#define atomic_inc(v)       atomic_add(1, v)
> -#define atomic_dec(v)       atomic_sub(1, v)
> -
> -#define atomic_inc_and_test(v)  (atomic_add_return(1, v) == 0)
> -#define atomic_dec_and_test(v)  (atomic_sub_return(1, v) == 0)
> -#define atomic_inc_return(v)    (atomic_add_return(1, v))
> -#define atomic_dec_return(v)    (atomic_sub_return(1, v))
> -#define atomic_sub_and_test(i, v) (atomic_sub_return(i, v) == 0)
> -
> -#define atomic_add_negative(i,v) (atomic_add_return(i, v) < 0)
> +#define atomic_inc_return(v)        (atomic_add_return(1, v))
> +#define atomic_dec_return(v)        (atomic_sub_return(1, v))
> +
> +#define atomic_sub_and_test(i, v)   (atomic_sub_return(i, v) == 0)
> +#define atomic_inc(v)               atomic_add(1, v)
> +#define atomic_inc_and_test(v)      (atomic_add_return(1, v) == 0)
> +#define atomic_dec(v)               atomic_sub(1, v)
> +#define atomic_dec_and_test(v)      (atomic_sub_return(1, v) == 0)
> +#define atomic_add_negative(i,v)    (atomic_add_return(i, v) < 0)
>
>   #define atomic_xchg(v, new) (xchg(&((v)->counter), new))
--
Julien Grall

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