Searched refs:cdev_lock (Results 1 – 1 of 1) sorted by relevance
15 static spinlock_t cdev_lock = SPIN_LOCK_UNLOCKED; variable83 spin_lock(&cdev_lock); in cdget()85 spin_unlock(&cdev_lock); in cdget()93 spin_lock(&cdev_lock); in cdget()97 spin_unlock(&cdev_lock); in cdget()100 spin_unlock(&cdev_lock); in cdget()107 if (atomic_dec_and_lock(&cdev->count, &cdev_lock)) { in cdput()109 spin_unlock(&cdev_lock); in cdput()