atomic64_inc_not_zero
if (atomic64_inc_not_zero(&mem->mapped))
#define local64_inc_not_zero(l) atomic64_inc_not_zero(&(l)->a)
BUG_ON(!atomic64_inc_not_zero(&v));
BUG_ON(atomic64_inc_not_zero(&v));
BUG_ON(!atomic64_inc_not_zero(&v));
r_int = atomic64_inc_not_zero(&v);
return atomic64_inc_not_zero(v);