include/linux/rwsem.h

87

WARN_ON(!(atomic_long_read(&sem->count) & RWSEM_WRITER_LOCKED));

kernel/locking/rwsem.c

1006

(rcnt > 1) && !(count & RWSEM_WRITER_LOCKED))

kernel/locking/rwsem.c

1012

if (!(count & (RWSEM_WRITER_LOCKED | RWSEM_FLAG_HANDOFF))) {

kernel/locking/rwsem.c

126

#define RWSEM_WRITER_MASK RWSEM_WRITER_LOCKED

kernel/locking/rwsem.c

1385

tmp = atomic_long_fetch_add_release(-RWSEM_WRITER_LOCKED, &sem->count);

kernel/locking/rwsem.c

1408

-RWSEM_WRITER_LOCKED+RWSEM_READER_BIAS, &sem->count);

kernel/locking/rwsem.c

268

if (atomic_long_try_cmpxchg_acquire(&sem->count, &tmp, RWSEM_WRITER_LOCKED)) {

kernel/locking/rwsem.c

639

new |= RWSEM_WRITER_LOCKED;

kernel/locking/rwsem.c

695

count | RWSEM_WRITER_LOCKED)) {