26 static inline u32 arch_spin_read_noalloc(void *lock)  in arch_spin_read_noalloc()  argument
28 	return atomic_cmpxchg((atomic_t *)lock, -1, -1);  in arch_spin_read_noalloc()
35 void arch_spin_lock_slow(arch_spinlock_t *lock, u32 my_ticket)  in arch_spin_lock_slow()  argument
38 		__insn_fetchand4(&lock->lock, ~__ARCH_SPIN_NEXT_OVERFLOW);  in arch_spin_lock_slow()
43 		u32 val = arch_spin_read_noalloc(lock);  in arch_spin_lock_slow()
55 int arch_spin_trylock(arch_spinlock_t *lock)  in arch_spin_trylock()  argument
57 	u32 val = arch_spin_read_noalloc(lock);  in arch_spin_trylock()
60 	return cmpxchg(&lock->lock, val, (val + 1) & ~__ARCH_SPIN_NEXT_OVERFLOW)  in arch_spin_trylock()
65 void arch_spin_unlock_wait(arch_spinlock_t *lock)  in arch_spin_unlock_wait()  argument
68 	while (arch_spin_is_locked(lock))  in arch_spin_unlock_wait()
83 		val = __insn_fetchaddgez4(&rw->lock, 1);  in __read_lock_failed()
99 			val = __insn_fetchand4(&rw->lock, ~__WRITE_LOCK_BIT);  in __write_lock_failed()
101 		val = __insn_fetchor4(&rw->lock, __WRITE_LOCK_BIT);  in __write_lock_failed()