__init_rwsem

Name:Initialize an rwsem:

Proto:void __init_rwsem(struct rw_semaphore *sem, const char *name, struct lock_class_key *key)

Type:void

Parameter:

Type	Parameter	Name
struct rw_semaphore *	sem
const char *	name
struct lock_class_key *	key

331

debug_check_no_locks_freed((void * )sem, size of sem )

332

lockdep_init_map( & dep_map, name, key, 0)

337

atomic_long_set( & count, RWSEM_UNLOCKED_VALUE)

338

raw_spin_lock_init( & wait_lock)

339

Initialization list head

340

atomic_long_set( & Write owner or one of the read owners as well flags regarding* the current state of the rwsem. Can be used as a speculative* check to see if the write owner is running on the cpu., 0L)

**Caller**
Name	Describe
init_class_Y
init_class_Z
__percpu_init_rwsem
init_class_X
init_held_spin
init_held_wlock
init_held_rlock
init_held_mutex
init_held_wsem
init_held_rsem

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