# define MEMBARRIER_EXPEDITED (1 << 0)
# define MEMBARRIER_DELAYED (1 << 1)
# define MEMBARRIER_QUERY (1 << 16)
-# define membarrier(...) syscall(__NR_membarrier, __VA_ARGS__)
+# define membarrier(...) syscall(SYS_membarrier, __VA_ARGS__)
#else
# undef RCU_MEMBARRIER
# define RCU_MB
}
}
-static inline int rcu_gp_ongoing(unsigned long *value)
+static inline int rcu_gp_ongoing(unsigned long *ctr)
{
unsigned long v;
- if (value == NULL)
- return 0;
/*
* Make sure both tests below are done on the same version of *value
* to insure consistency.
*/
- v = LOAD_SHARED(*value);
+ v = LOAD_SHARED(*ctr);
return (v & RCU_GP_CTR_NEST_MASK) &&
((v ^ rcu_gp_ctr) & RCU_GP_CTR_PHASE);
}