-#ifdef __URCU_DEREFERENCE_USE_ATOMIC_CONSUME
-# define _rcu_dereference(p) __extension__ ({ \
- __typeof__(__extension__ ({ \
- __typeof__(p) __attribute__((unused)) _________p0 = { 0 }; \
- _________p0; \
- })) _________p1; \
- __atomic_load(&(p), &_________p1, __ATOMIC_CONSUME); \
- (_________p1); \
- })
-#else
-# define _rcu_dereference(p) __extension__ ({ \
- __typeof__(p) _________p1 = CMM_LOAD_SHARED(p); \
- cmm_smp_read_barrier_depends(); \
- (_________p1); \
- })
-#endif
-
+# define _rcu_dereference(p) \
+ uatomic_load(&(p), CMM_CONSUME)