Searched refs:readmutex (Results 1 – 2 of 2) sorted by relevance
147 init_MUTEX(&ccp->readmutex); in auerchar_open()352 if (down_interruptible(&ccp->readmutex)) { in auerchar_read()371 up(&ccp->readmutex); in auerchar_read()386 up(&ccp->readmutex); in auerchar_read()423 up(&ccp->readmutex); in auerchar_read()434 up(&ccp->readmutex); in auerchar_read()440 up(&ccp->readmutex); in auerchar_read()445 up(&ccp->readmutex); in auerchar_read()
54 struct semaphore readmutex; /* protection against multiple reads */ member