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  /src/sys/external/bsd/drm2/include/linux/
refcount.h 39 atomic_t rc_count; member in struct:refcount
45 atomic_set(&rc->rc_count, n);
51 atomic_inc(&rc->rc_count);
60 old = atomic_read(&rc->rc_count);
64 } while (atomic_cmpxchg(&rc->rc_count, old, new) != old);
75 old = atomic_read(&rc->rc_count);
78 } while (atomic_cmpxchg(&rc->rc_count, old, new) != old);
88 return atomic_dec_and_lock_irqsave(&rc->rc_count, lock, *flagsp);
97 old = atomic_read(&rc->rc_count);
101 if (atomic_dec_return(&rc->rc_count) == 0
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