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SubjectRe: [PATCH V4] powerpc: Implement {cmp}xchg for u8 and u16


On 2016年04月27日 22:59, Boqun Feng wrote:
> On Wed, Apr 27, 2016 at 10:50:34PM +0800, Boqun Feng wrote:
>>
>> Sorry, my bad, we can't implement cmpxchg like this.. please ignore
>> this, I should really go to bed soon...
>>
>> But still, we can save the "tmp" for xchg() I think.
>>
>
> No.. we can't. Sorry for all the noise.
>
> This patch looks good to me.
>
> FWIW, you can add
>
> Acked-by: Boqun Feng <boqun.feng@gmail.com>
>
thanks!

> Regards,
> Boqun
>

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