1 #ifndef MISC_H 2 #define MISC_H 3 4 #include "assume.h" 5 #include "int_typedefs.h" 6 #include "locks.h" 7 8 #include <linux/types.h> 9 10 /* Probably won't need to deal with bottom halves. */ local_bh_disable(void)11static inline void local_bh_disable(void) {} local_bh_enable(void)12static inline void local_bh_enable(void) {} 13 14 #define MODULE_ALIAS(X) 15 #define module_param(...) 16 #define EXPORT_SYMBOL_GPL(x) 17 18 #define container_of(ptr, type, member) ({ \ 19 const typeof(((type *)0)->member) *__mptr = (ptr); \ 20 (type *)((char *)__mptr - offsetof(type, member)); \ 21 }) 22 23 #ifndef USE_SIMPLE_SYNC_SRCU 24 /* Abuse udelay to make sure that busy loops terminate. */ 25 #define udelay(x) assume(0) 26 27 #else 28 29 /* The simple custom synchronize_srcu is ok with try_check_zero failing. */ 30 #define udelay(x) do { } while (0) 31 #endif 32 33 #define trace_rcu_torture_read(rcutorturename, rhp, secs, c_old, c) \ 34 do { } while (0) 35 36 #define notrace 37 38 /* Avoid including rcupdate.h */ 39 struct rcu_synchronize { 40 struct rcu_head head; 41 struct completion completion; 42 }; 43 44 void wakeme_after_rcu(struct rcu_head *head); 45 46 #define rcu_lock_acquire(a) do { } while (0) 47 #define rcu_lock_release(a) do { } while (0) 48 #define rcu_lockdep_assert(c, s) do { } while (0) 49 #define RCU_LOCKDEP_WARN(c, s) do { } while (0) 50 51 /* Let CBMC non-deterministically choose switch between normal and expedited. */ 52 bool rcu_gp_is_normal(void); 53 bool rcu_gp_is_expedited(void); 54 55 /* Do the same for old versions of rcu. */ 56 #define rcu_expedited (rcu_gp_is_expedited()) 57 58 #endif 59