hc
2024-03-26 e9199a72d842cbda78ac614eee5db7cdaa6f2530
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cat <<EOF
static __always_inline bool
${arch}${atomic}_try_cmpxchg${order}(${atomic}_t *v, ${int} *old, ${int} new)
{
   ${int} r, o = *old;
   r = ${arch}${atomic}_cmpxchg${order}(v, o, new);
   if (unlikely(r != o))
       *old = r;
   return likely(r == o);
}
EOF