Searched refs:device_lock (Results 1 - 1 of 1) sorted by relevance

/haiku/src/add-ons/kernel/drivers/audio/echo/
H A Decho.cpp52 static sem_id device_lock = 0; variable
543 device_lock = create_sem(1, DRIVER_NAME " device");
544 if (device_lock < B_OK) {
545 dprintf(DRIVER_NAME ": create device semaphore error 0x%.8x\n", device_lock);
677 acquire_sem(device_lock);
680 release_sem(device_lock);
704 acquire_sem(device_lock);
716 release_sem(device_lock);
951 acquire_sem(device_lock);
960 release_sem(device_lock);
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