_raw_read_lock     71 include/linux/rwlock.h #define read_lock(lock)		_raw_read_lock(lock)
_raw_read_lock     18 include/linux/rwlock_api_smp.h void __lockfunc _raw_read_lock(rwlock_t *lock)		__acquires(lock);
_raw_read_lock    225 kernel/locking/spinlock.c EXPORT_SYMBOL(_raw_read_lock);