tnn ccdc9fc5fb libxshmfence: improve performance of semaphore backend. Bump rev. ... It used more locking that necessary. We only need two semaphores. One to tell waiters to wake up and one to let the last waiter that wakes up notify xshmfence_trigger() it may now return.		2020-02-23 22:47:47 +00:00
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xshmfence_semaphore.c
xshmfence_semaphore.h