Re: __HAVE_ARCH_CMPXCHG on ARM?

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* Josh Cartwright | 2015-02-03 13:27:30 [-0600]:

>                 native         native
>                cmpxchg (UP)   cmpxchg (SMP)    __HAVE_ARCH_CMPXCHG
>         xtensa     X               X

This one does not always have cmpxchg on UP (only the SMP variant which
provides atomic operation).

>  Josh

Sebastian
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