638 } input_pool = {  variable
643 	.lock = __SPIN_LOCK_UNLOCKED(input_pool.lock),
648 	blake2s_update(&input_pool.hash, buf, len);  in _mix_pool_bytes()
660 	spin_lock_irqsave(&input_pool.lock, flags);  in mix_pool_bytes()
662 	spin_unlock_irqrestore(&input_pool.lock, flags);  in mix_pool_bytes()
685 	spin_lock_irqsave(&input_pool.lock, flags);  in extract_entropy()
688 	blake2s_final(&input_pool.hash, seed);  in extract_entropy()
693 	blake2s_init_key(&input_pool.hash, BLAKE2S_HASH_SIZE, next_key, sizeof(next_key));  in extract_entropy()
695 	spin_unlock_irqrestore(&input_pool.lock, flags);  in extract_entropy()
724 		orig = READ_ONCE(input_pool.init_bits);  in _credit_init_bits()
726 	} while (cmpxchg(&input_pool.init_bits, orig, new) != orig);  in _credit_init_bits()
866 	spin_lock_irqsave(&input_pool.lock, flags);  in add_device_randomness()
869 	spin_unlock_irqrestore(&input_pool.lock, flags);  in add_device_randomness()
1051 		spin_lock_irqsave(&input_pool.lock, flags);  in add_timer_randomness()
1054 		spin_unlock_irqrestore(&input_pool.lock, flags);  in add_timer_randomness()
1332 		if (put_user(input_pool.init_bits, p))  in random_ioctl()
1509 		.data		= &input_pool.init_bits,